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Digital video recorder

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advanced functions over VCR technology including video searches by event, time, date and camera. There is also much more control over quality and frame rate allowing disk space usage to be optimized and the DVR can also be set to overwrite the oldest security footage should the disk become full. In some DVR security systems remote access to security footage using a PC can also be achieved by connecting the DVR to a LAN network or the Internet. Some of the latest professional digital video recorders include video analytics firmware, to enable functionality such as 'virtual tripwire' or even the detection of abandoned objects on the scene.
797: 1603: 187: 525: 553: 1236: 25: 67: 78: 1676:, the manufacturers of the equipment sold by the above-mentioned companies, filed a counter-suit against Forgent Networks claiming that their products do not violate the patent, and that the patent is invalid. The two cases were combined into case 6:06-cv-208, filed in the United States District Court for the Eastern District of Texas, Tyler Division. 1475:. U.S. Patent 4,972,396 focused on a multi-channel design to allow simultaneous independent recording and playback. Broadly anticipating future DVR developments, it describes possible applications such as streaming compression, editing, captioning, multi-channel security monitoring, military sensor platforms, and remotely piloted vehicles. 1464:, and some technology allows users to remove commercials entirely. Half of viewers in the United States, for example, use DVRs to skip commercials entirely. This feature has been controversial for the last decade, with major television networks and movie studios claiming it violates copyright and should be banned. 441:
as a cable television set-top box, and not to the security functions that control the user's access to the content of the cable operator. The overall net effect on digital video recorders and related technology is unlikely to be substantial as standalone DVRs are currently readily available on the open market.
1393:: Provided on an input by input basis, this feature detects motion in the total image or a user definable portion of the image and usually provides sensitivity settings. Detection causes an internal event that may be output to external equipment and/or be used to trigger changes in other internal features. 1547:
Secondary Events (2E). This is done in much the same way as severe weather warnings are done. Sometimes, these take up only 5–10% of the screen, but in the extreme, can take up as much as 25% of the viewing area. Some even make noise or move across the screen. One example of this is the 2E ads for
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On March 23, 2007, Cablevision Systems Corp lost a legal battle against several Hollywood studios and television networks to introduce a network-based digital video recorder service to its subscribers. However, on August 4, 2008, Cablevision won its appeal. John M. Walker Jr., a Second Circuit judge,
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With ad skipping and the time-sensitive nature of certain ads, advertisers are wary of buying commercial time on shows that are heavily digitally video-recorded. However, technology today makes it possible for networks to insert ads dynamically on videos being played in DVRs. Advertisers could inject
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In 2004, TiVo sued EchoStar Corp, a manufacturer of DVR units, for patent infringement. The parties reached a settlement in 2011 wherein EchoStar pays a one-time fee (in three structured payments) that grants Echostar full rights for life to the disputed TiVo patents upon first payment(as opposed to
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In the United States, the FCC has ruled that starting on July 1, 2007, consumers will be able to purchase a set-top box from a third-party company, rather than being forced to purchase or rent the set-top box from their cable company. This ruling only applies to "navigation devices", otherwise known
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In January 2012, AT&T settled a similar suit brought by TiVo claiming patent infringement (just as with Echostar) in exchange for cash payments to TiVo totaling $ 215 million through June 2018 plus "incremental recurring per subscriber monthly license fees" to TiVo through July 2018, but grants
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In court, the media companies argued that network digital video recorders were tantamount to video-on-demand, and that they should receive license fees for the recording. Cablevision and the appeals court disagreed. The company noted that each user would record programs on his or her own individual
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in Las Vegas. In 2002, five owners of the ReplayTV DVR sued the main television networks and movie studios, asking the federal judge to uphold consumers' rights to record TV shows and skip commercials, claiming that features such as commercial skipping help parents protect their kids from excessive
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DVR is a standalone device that is designed to be easily integrated into more complex systems. It is typically supplied as a compact, bare circuit board that facilitates mounting it as a subsystem component within larger equipment. The control keypad is usually connected with a detachable cable, to
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to enable the delivery of such addressable advertisement. It is believed that viewers prefer to forward ads, than to switch the channel. By switching channels, viewers will have the probability of skipping the beginning of their program. Users might switch to a channel that is also showing ads.
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within the image. At the same time, the audio is also converted to digital form by an analog-to-digital converter running at a constant sampling rate. In many devices, the resulting digital video and audio are compressed before recording to reduce the amount of data that will be recorded, although
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both decrypts the signal if encrypted, and decodes the MPEG stream into an analog signal for viewing on the television. In order to record cable or satellite digital signals the signal must be captured after it has been decrypted but before it is decoded; this is how DVRs built into set-top boxes
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Apple provides applications in the FireWire software developer kit which allow any Mac with a FireWire port to record the MPEG2 transport stream from a FireWire-equipped cable box (for example: Motorola DCT62xx, including HD streams). Applications can also change channels on the cable box via the
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devices. Similar small devices with built-in (~5 inch diagonal) displays and SSD support may be used for professional film or video production, as these recorders often do not have the limitations that built-in recorders in cameras have, offering wider codec support, the removal of recording time
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cameras for detection and documentation purposes. Many are designed to record audio as well. DVRs have evolved into devices that are feature rich and provide services that exceed the simple recording of video images that was previously done through VCRs. A DVR CCTV system provides a multitude of
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Lack of motion detection. Provided on an input by input basis, this feature detects the movement of an object into the field of view and remaining still for a user definable time. Detection causes an internal event that may be output to external equipment and/or used to trigger changes in other
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with dual tuner support in 2001. These machines have two independent tuners within the same receiver. The main use for this feature is the capability to record a live program while watching another live program simultaneously or to record two programs at the same time, possibly while watching a
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necessary in the DVR since the signal is already a digitally encoded MPEG stream. The digital video recorder simply stores the digital stream directly to disk. Having the broadcaster involved with, and sometimes subsidizing, the design of the DVR can lead to features such as the ability to use
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Another type of advertisement shown more and more, mostly for advertising television shows on the same channel, is where the ad overlays the bottom of the television screen, blocking out some of the picture. "Banners", or "logo bugs", as they are called, are referred to by media companies as
233:. Microsoft also demonstrated a unit with DVR capability, but this did not become available until the end of 1999 for full DVR features in Dish Network's DISHplayer receivers. TiVo shipped their first units on March 31, 1999. ReplayTV won the "Best of Show" award in the video category with 1400:
Direction of motion detection. Provided on an input by input basis, this feature detects the direction of motion in the image that has been determined by the user as an unacceptable occurrence. Detection causes an internal event that may be output to external equipment and/or be used to
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provided DVR software for the Mac but no longer sells it. Previously sold devices support the Hauppauge HVR-950, myTV.PVR and HDHomeRun hardware with its DVR software. SageTV software also included the ability to watch YouTube and other online video with a remote control.
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Legal action by media companies forced ReplayTV to remove many features such as automatic commercial skip and the sharing of recordings over the Internet, but newer devices have steadily regained these functions while adding complementary abilities, such as recording onto
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Having the ability to pause, rewind, and forward live TV gives users a chance to change the channel fewer times. Forwarding ads can have a later effect on the viewer. Ads that get the viewers' attention will influence the viewers' to rewind and watch what was missed.
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add-on for Windows Media Center called "DVRMSToolbox" has the ability to skip commercials. There is a command-line program called Comskip that detects commercials in an MPEG-2 file and saves their positions to a text file. This file can then be fed to a program like
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Geniatech makes a series of digital video recording devices called EyeTV. The software supplied with each device is also called EyeTV, and is available separately for use on compatible third-party tuners from manufacturers such as Pinnacle, TerraTec, and Hauppauge.
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reads: "As advertisers lose the ability to invade the home, and consumer's minds, they will be forced to wait for an invitation. This means that they have to learn what kinds of advertising content customers will actually be willing to seek out and receive."
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introduced a dual-tuner PVR in the Australian market allowing free-to-air television to be recorded on a removable hard drive. Some dual-tuner DVRs also have the ability to output to two separate television sets at the same time. The PVR manufactured by UEC
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programming from the four major broadcast networks. With the Auto Hop feature, viewers can watch the programs they choose without commercials, without making the effort to fast-forward. On May 24, 2012, Dish and the networks filed suit in federal court.
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Cable and satellite providers often offer their own digital video recorders along with a service plan. These DVRs have access to the encrypted video stream, and generally enforce the provider's restrictions on copying of material even after recording.
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signals on a digital video recorder can be more complex than recording analog signals or broadcast digital signals. There are several different transmission schemes, and the video streams may be encrypted to restrict access to subscribers only.
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interactive TV on recorded shows, pre-loading of programs, or directly recording encrypted digital streams. It can, however, also force the manufacturer to implement non-skippable advertisements and automatically expiring recordings.
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in 2010. South African based Africa Satellite TV beamer Multichoice recently launched their DVR which is available on their DStv platform. In addition to ReplayTV and TiVo, there are a number of other suppliers of digital terrestrial
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User-selectable image capture rates either on an all input basis or input by input basis. The capture rate feature may be programmed to automatically adjust the capture rate on the occurrence of an external alarm or an internal
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television broadcasting is primarily used in North America. The ATSC data stream can be directly recorded by a digital video recorder, though many DVRs record only a subset of this information (that can later be transferred to
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in the months before its premiere. A video taking up approximately 25% of the bottom-left portion of the screen would show a comet impacting into the moon with an accompanying explosion, during another television program.
788:. When Windows 8 was released in 2012, Windows Media Center was not included with Windows 8 OEM or Retail installations, and was only available as a $ 15 add-on pack (including DVD Playback codecs) to Windows 8 Pro users. 679:, but most recording devices are currently only supported under Linux. Precompiled binaries are available for the MythTV front-end, allowing a Mac to watch video from (and control) a MythTV server running under Linux. 348:
have been around in the UK since the late 2000s, although the platform's first DVR, the Pace Twin, dates to 2002. British Sky Broadcasting marketed a popular combined receiver and DVR as Sky+, now replaced by the
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According to court documents, on June 20, 2006, Motorola requested that the United States Patent and Trademarks Office reexamine the patent, which was first filed in 1991, but has been amended several times.
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either on an all input basis or input by input basis. The image resolution feature may be programmed to automatically adjust the image resolution on the occurrence of an external alarm or an internal event.
1944:"MEDIC: A Memory & Disk Cache for Multimedia Clients", Edward Y. Chang and Hector Garcia-Molina, IEEE International Conference on Multimedia Computing and Systems, p.493-99, Florence, Italy, June 1999. 2541: 289:, as TV viewers have wanted to take control of their viewing experiences. As consumers have been able to converge increasing amounts of video content on their set-tops, delivered by traditional ' 1128:
or "direct to edit". These are used to speed-up the editing workflow in video and television production, since linear videotapes do not then need to be transferred to the edit workstation (see
563:-compatible DVRs are designed to attach to the VESA mounting holes (100×100 mm) on the back of an LCD television set (TV), allowing users to combine the TV and DVR into an integrated unit. 1320:
Looping video outputs for each input which duplicates the corresponding input video signal and connector type. These output signals are used by other video equipment such as matrix switchers,
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indefinite and escalating license fees to be constantly renegotiated), and Echostar granted TiVo full rights for life to certain Echostar patents and dropped their counter-suit against TiVo.
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are terms that are sometimes used interchangeably, but differ in their technical meaning. Video is the visual portion of television, whereas television is the combination of video and audio
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In the United States, DVRs were used by 32 percent of all TV households in 2009, and 38 percent by 2010, with viewership among 18- to 40-year-olds 40 percent higher in homes that have them.
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Some DVD-based DVRs incorporate connectors that can be used to capture digital video from a camcorder. Some editing of the resulting DVD is usually possible, such as adding chapter points.
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DVRs are standalone receivers that record broadcast television programs. Several companies have launched over-the-air DVR products for the consumer market over the past few years.
1935:"Effective Memory Use in a Media Server", Edward Y. Chang and Hector Garcia-Molina, Proceedings of the 23rd Very Large Data Base (VLDB) Conference, p.496-505, Athene Greece, 1998. 876:
some DVRs record uncompressed data. When compression is used, video is typically compressed using formats such as H.264 or MPEG-2, and audio is compressed using AAC or MP3.
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in 2001 and in March 2003, SONICblue filed for Chapter 11 bankruptcy after fighting a copyright infringement suit over the ReplayTV's ability to skip commercials. In 2007,
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At the 1999 CES, Dish Network demonstrated the hardware that would later have DVR capability with the assistance of Microsoft software, which also included access to the
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Digital video recorders are also changing the way television programs advertise products. Watching pre-recorded programs allows users to fast-forward through
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interfaces to DVB tuners and provides network tuner and TV server functions, which allows live viewing and recording over IP networks. Other examples include
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are transmitted on a single RF channel, some PVRs can record two channels and view a third, so long as all three subchannels are on two channels (or one).
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time-relevant ads to recorded programs when the program is viewed. This way the ads could be not just topical but also personalized to viewers interests.
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Because of this widely used new technology, advertisers are now looking at a new way to market their products on television. An excerpt from the magazine
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Manual of a PVR which can record 2 programs and watch a third if only 2 multiplexes used; see section 3.5.2: watching television while dual recording
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Compression methods determine quality of playback. H.264 hardware compression offers fast transfer rates over the Internet with high quality video.
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Network connections consistent with the network type and utilized to control features of the recorder and to send and/or receive video signals.
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In 1985, an employee of Honeywell's Physical Sciences Center, David Rafner, first described a drive-based DVR designed for home TV recording,
2519:"turn your PC into a powerful DVD video recorder" … "recording and capturing digital video from digital TV", Media Release, October 1st, 2007 421:
Media Center by Digeo (available through Charter, Adelphia, Sunflower, Bend Broadband, and soon Comcast and other cable companies), or Sky+.
2113: 1313:. The most common number of inputs are 1, 2, 4, 8, 16 and 32. Systems may be configured with a very large number of inputs by networking or 2800: 198:
The first working DVR prototype was developed in 1998 at Stanford University Computer Science department. The DVR design was a chapter of
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CGMS-A information may be present in analog broadcast TV signals, and is preserved when the signal is recorded and played back by analog
214:'s CS488 class: Experiments in Digital Television, and the prototype was demoed to industrial partners including Sony, Intel, and Apple. 1684:
declared that the technology "would not directly infringe" on the media companies' rights. An appeal to the Supreme Court was rejected.
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Some (very few), but certainly not all, digital video recorders which are designed to send information to a service provider over a
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DVD-based PVRs available on the market as of 2006 are not capable of capturing the full range of the visual signal available with
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networks, the ability to capture programming and view it whenever they want has become a must-have function for many consumers.
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launched a UK model in 2000, and is no longer supported, except for third party services, and the continuation of TiVo through
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must first demodulate the radio frequency signal to produce baseband video. The video is then converted to digital form by a
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if the disc is encrypted. Most such DVRs will therefore not allow recording of video streams from encrypted movie discs.
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service. By the end of 1999 the Dishplayer had full DVR capabilities and within a year, over 200,000 units were sold.
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designed to capture video images. An embedded type DVR is specifically designed as a digital video recorder with its
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files. There are some digital video recorders that combine video and graphics in real time to the flash card, called
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Single or multiple video inputs with connector types consistent with the analogue or digital video provided such as
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format for compressing the digital video. Video recording capabilities have become an essential part of the modern
1025:. The DVB data stream can be directly recorded by the DVR. Devices that can use external storage devices (such as 2982: 777: 581:(NAS) hard drives or solid-state or flash memory to record video and other media files (e.g., audio and photos). 995:" regulation. Digital video recorders that had not won prior approval from the FCC for implementing "effective" 2300: 1779: 1500: 1215: 363: 2764:
Wilbur, Kenneth C. (2008). "How the Digital Video Recorder (DVR) Changes Traditional Television Advertising".
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Jenkins, Henry. "Convergence Culture: Where Old and New Media Collide. Buying Into American Idol". (p. 66–67)
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This is a copy of material for which only one copy was allowed to be made, so no further copies are allowed.
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features of security DVRs vary between manufacturers and may include but are not necessarily limited to:
2742: 2336:"Turn iPhone and iPad, PC, tablet and smartphone Android into a PVR TV Wi.TV – TELE System Digital Srl" 2194: 2102: 1922: 1520: 1037:) to store and recover data without the aid of another device are sometimes called telememory devices. 1011: 956: 893: 683:
firewire interface. Only broadcast channels can be recorded as the rest of the channels are encrypted.
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Please note: Yahoo! Go for TV currently is only available inside the U.S., for Windows-based systems.
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To record an analog signal a few steps are required. In the case of a television signal, a television
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allow it to be located on the system's exterior while the DVR circuitry resides inside the equipment.
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In 2003 many Satellite and Cable providers introduced dual-tuner digital video recorders. In the UK,
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Front panel switches and indicators that allow the various features of the machine to be controlled.
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Routing of input video to video monitors based on user inputs or automatically on alarms or events.
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with multiple tuners have whole house recording capabilities allowing recording of TV programs to
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Software features vary between manufacturers and may include but are not necessarily limited to:
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comes bundled with the WinFast PVR2 software, which can also record analog video from the card's
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8300DVB PVR have the ability to view two programs while recording a third using a triple tuner.
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Alarm event outputs from internal detection features such as motion detection or loss of video.
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and programming and remote control facilities using PDAs, networked PCs, and Web browsers.
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In the UK, digital video recorders are often referred to as "plus boxes" (such as BSKYB's
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Many speculate that television advertisements will be eliminated altogether, replaced by
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Alarm event inputs from external security detection devices, usually one per video input.
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Electronic device that records video in a digital format to an electronic storage medium
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In 1999, the first DVR which had a built-in commercial skipping feature introduced by
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come bundled with software which allows the PC to record television to hard disk. See
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or attached USB storage, recorded programs are then shared across the home network to
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by specifically using products from these companies, and some sports events like the
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Some pay-TV operators provide receivers that allow subscribers to attach their own
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as an early investor and board member, but TiVo was more successful commercially.
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used to record video is an integral part of the DVR. Many DVRs are classified as
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Recording digital signals is generally a straightforward capture of the binary
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Software and hardware are available which can turn personal computers running
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as saying that market penetration by the end of 1999 was "less than 100,000".
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DVRs such as TiVo also detect and act upon analog protection systems such as
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Many DVD-based DVRs have the capability to copy content from a source DVD (
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There are several free digital video recording applications available for
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companies are incorporating digital video recording functions into their
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announced Hopper service, costing $ 10 extra per month, which recorded
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to play and record in new formats. DVRs usually record in proprietary
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A connection to external pan-tilt-zoom drives that position cameras.
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Getting Windows Media Center on Windows 8 bought through DreamSpark
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contains audio/visual signals that are broadcast over the air in a
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from July 2005, but the regulation was struck down on May 6, 2005.
676: 638: 598: 371: 294: 234: 218: 312: 2735:"DIRECTV Chooses NDS Dynamic™ to Support Addressable Advertising" 2162:"Digital Video Recorders What are they and where they are going?" 1569: 1496: 1075: 763: 759: 410: 2006:"Happy Blue Moon! TiVo celebrates its birthday (a little early)" 928:
which were originally designed to block copying on analog VCRs.
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filed suit against various companies alleging infringement on
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Security DVRs may be categorized as being either PC-based or
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Many consumer DVRs implement a copy-protection system called
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is a free scheduled-recording program derived from this SDK.
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Internal CD, DVD, VCR devices typically for archiving video.
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server space, making it a DVR that has a "very long cord".
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Some digital video recorders can now record to solid state
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data being received. No expensive hardware is required to
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The first digital video recorders were designed to record
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is a DVR software by Microsoft which was bundled with the
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Free-to-Air Television and other PVR Challenges in Europe
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no full lifetime rights as per the Echostar settlement.
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Battaglio, Stephen. "Why the New Shows Aren't Working"
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Controlled outputs to external video display monitors.
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attempted to limit the abilities of DVRs with its "
879: 2915:"A Ruling May Pave the Way for Broader Use of DVR" 2128: 2101: 2064: 1592: 2280:"From recordable Freeview to YouView in a decade" 2959: 2100:Tobi Elkin; Hillary Chura (September 18, 2000). 1340:Connections to external control devices such as 1094:combines a camera and a digital video recorder. 266:, hard-disk based digital video recorders make " 2609:"TiVo's Data Collection and Privacy Practices." 2482:"What's Next for SageTV Customers Post-Google?" 2095: 2093: 1239:Lorex 4K NVR, a security digital video recorder 432:In the case of digital television, there is no 409:from Time Warner, Total Home DVR from AT&T 313:Digital video recorders tied to a video service 2908: 2906: 2561:. Support.tivo.com. 2009-06-23. Archived from 2406: 2404: 1499:purchased the remaining assets of ReplayTV. A 1417:and event logging on appropriate video inputs. 470: 202:'s PhD dissertation, supervised by Professors 2618:26 March 2001. Last Viewed 18 September 2007. 2183: 2035:"ReplayTV Wins CES 1999 'Best of Show' Award" 528:Side view of an LCD monitor with built-in DVR 519: 2674:"1999 Consumer Electronics Show - Las Vegas" 2292: 2235:: CS1 maint: multiple names: authors list ( 2090: 2041:. Find Articles. Jan 6, 1999. Archived from 1449: 1179:audio tracks. They can also display images ( 164:devices and used as DVRs; in such cases the 116:that records video in a digital format to a 2903: 2401: 2193:. Microsoft.com. 1999-01-07. Archived from 2456:"The XBMC Live TV and PVR/DVR Setup Guide" 2427:"Most anticipated tech of 2014 (pictures)" 2239:) CS1 maint: numeric names: authors list ( 1955:"CS448, Experiments in Digital Television" 1780:List of portable software § Recorders 1136:File formats, resolutions and file systems 906:Only one copy of this material may be made 780:, the Home Premium / Ultimate editions of 2372:"Sky's second PVR to debut by March 2001" 2066:"Netscape Pioneer to Invest in Smart VCR" 1644:Learn how and when to remove this message 1572:in March 2011 signed an arrangement with 1112:cards, can include wireless connections ( 405:, DISHPlayer/DishDVR, Scientific Atlanta 2559:"Questions about copy protection – TiVo" 1959:Computer Graphics at Stanford University 1610:The examples and perspective in this US 1234: 886:Copy Generation Management System—Analog 795: 551: 523: 185: 84:, a combined digital video recorder and 76: 65: 49:of all important aspects of the article. 2912: 2798: 2062: 1247:applications record video signals from 1243:Digital video recorders configured for 601:into DVRs, and is a popular option for 182:Hard-disk-based digital video recorders 152:with recording capability, and digital 2960: 2763: 2255:"Judge Stops Countersuit against TiVo" 1513:advertising in the TV shows themselves 1041:Digital cable and satellite television 952:has already done this in the studio). 566: 336:capability, and the subscription free 45:Please consider expanding the lead to 2705: 2699: 1802:Remote storage digital video recorder 1628:, or create a new US, as appropriate. 1423:One or more sound recording channels. 1085: 547: 2126: 1923:"DVR Prototype, Stanford University" 1596: 1508:to actually remove the commercials. 1367: 1282: 425:introduced their DVR system, called 18: 2374:. 12 September 2000. Archived from 1735:Comparison of PVR software packages 1433: 1405:changes in other internal features. 1298:mounting or desktop configurations. 13: 2257:. SatelliteGuys.US. Archived from 1965:from the original on Oct 31, 2023. 1701:Fox Broadcasting sued Dish Network 982: 975:). An ATSC DVR will also act as a 931: 778:Media Center edition of Windows XP 556:Underside of a VESA-compatible DVR 14: 2994: 2913:Stelter, Brian (August 5, 2008). 2732: 2433:. CBS Interactive. Archived from 2143:from the original on Sep 29, 2013 2103:"PVRs revolutionizing TV ad buys" 2079:from the original on Sep 29, 2013 1987:from the original on Apr 25, 2017 1218:usually have 480p/i/576p/i while 1140:DVRs can usually record and play 962: 839: 718:applications available including 217:Consumer digital video recorders 173:limitations and higher bitrates. 2116:from the original on 3 Apr 2024. 2012:. March 22, 2012. Archived from 1601: 1080:Digital Millennium Copyright Act 880:Analog broadcast copy protection 23: 2878: 2846: 2820: 2792: 2757: 2726: 2708:"Devotees delay 'Lost' passion" 2690: 2666: 2641: 2621: 2601: 2576: 2551: 2535: 2512: 2495: 2474: 2448: 2419: 2382: 2364: 2346: 2328: 2307: 2286: 2272: 2247: 2208: 2154: 2120: 1593:Patent and copyright litigation 1225: 816: 804:interface for position tracking 621:DVR applications available for 37:may be too short to adequately 2056: 2027: 1998: 1969: 1947: 1938: 1929: 1915: 1890: 1517:Extreme Makeover: Home Edition 1411:Input, time and date stamping. 1216:standard-definition television 1214:file systems. Recordings from 784:, as well as most editions of 711:(web-based remote interface). 532:DVRs are integrated into some 47:provide an accessible overview 1: 2935: 2888:. Pvrwire.com. Archived from 2859:. Forgent.com. Archived from 2830:. Forgent.com. Archived from 2799:Jeffrey, Don (June 5, 2012). 2416:; October 18, 2010; Pages 6–7 791: 685:FireRecord (formerly iRecord) 2854:"Home | Asure Software" 2828:"Home | Asure Software" 2586:. Differo.es. Archived from 2532:. Retrieved 09 December 2013 2509:. Retrieved 09 December 2013 2127:Taub, Eric A. (2003-07-21). 2063:Markoff, John (1998-11-09). 1491:. ReplayTV was purchased by 999:would have been banned from 675:(see above) also runs under 493:, South Africa) and used by 132:or other local or networked 7: 2953:European broadcasting union 2706:Young, Susan (2009-04-28). 2548:. Retrieved 9 December 2013 1706: 1624:, discuss the issue on the 1230: 762:'s WinFast DTV1000 digital 584: 479:introduced their first PVR 471:Introduction of dual tuners 194:Series2 5xx-generation unit 10: 2999: 2951:, technical report of the 2778:10.2753/JOA0091-3367370111 2168:. INFO 300. Archived from 1543:are named after sponsors. 1453: 1222:is usually in 720p/1080i. 957:high-definition television 894:vertical blanking interval 690: 520:Integrated television sets 393:Many satellite, cable and 388:Advanced Digital Broadcast 225:were launched at the 1999 176: 136:device. The term includes 2649:"Digital Video Recorders" 2296:An Early Independence Day 1842:PVR-resistant advertising 1484:Consumer Electronics Show 1450:Television advertisements 1317:individual DVRs together. 1249:closed-circuit television 1130:Non-linear editing system 997:digital rights management 900:Copying is freely allowed 484:previously recorded one. 417:from Comcast and others, 227:Consumer Electronics Show 104:), also referred to as a 2739:Corporate Communications 1884: 1750:Direct-to-disk recording 1550:Three Moons Over Milford 1353:Connections to external 1210:, although some can use 1187:) and play music files ( 656: 608: 579:network-attached storage 514: 457:Network Attached Storage 142:direct to disk recording 2968:Digital video recorders 2484:. GeekTonic. 2011-06-21 1420:Alarm and event search. 714:There are also several 382:, VBox Communications, 160:are often connected to 106:personal video recorder 2983:Television terminology 2766:Journal of Advertising 2584:"Differo – Telememory" 1812:Network video recorder 1740:10-foot user interface 1240: 1108:). They generally use 1069: 1006: 950:television broadcaster 805: 557: 540:), and share a common 529: 195: 146:portable media players 98:digital video recorder 93: 74: 2741:. NDS. Archived from 2398:Retrieved 2014-04-25. 1663:U.S. patent 6,285,746 1454:Further information: 1238: 1057:A satellite or cable 903:Copying is prohibited 799: 555: 527: 467:, PC, Mac, Smart TV. 189: 80: 69: 2282:. 30 September 2012. 1755:DTE (Direct To Edit) 1725:Digital media player 1612:may not represent a 1269:application software 1198:Some devices can be 1047:satellite television 800:Embeddable DVR with 774:Windows Media Center 647:VBox Home TV Gateway 619:open source software 605:(HTPC) enthusiasts. 332:which integrates an 204:Hector Garcia-Molina 166:application software 2834:on January 14, 2006 2678:hometheaterhifi.com 2637:. November 6, 2015. 2507:Yahoo! Connected TV 2503:Yahoo! Connected TV 2315:"FCC Press Release" 1473:commercial skipping 1311:optical fiber cable 1261:video capture cards 1001:interstate commerce 948:the signal (as the 926:DCS Copy Protection 802:incremental encoder 635:Video Disk Recorder 567:Set-top boxes (STB) 506:digital subchannels 328:and Virgin Media's 170:consumer electronic 2947:2006-09-27 at the 2919:The New York Times 2614:2011-09-28 at the 2524:2016-04-13 at the 2394:2014-04-26 at the 2293:Wildstrom, W. H., 2136:The New York Times 2072:The New York Times 1670:Scientific-Atlanta 1656:On July 14, 2005, 1397:internal features. 1241: 1102:flash memory cards 1086:Digital camcorders 1015:digital television 806: 558: 548:VESA compatibility 530: 499:Scientific Atlanta 366:) DVRs, including 281:Many DVRs use the 249:Forrester Research 196: 158:Personal computers 94: 75: 2634:Los Angeles Times 2460:xbmc Media Centre 1654: 1653: 1646: 1580:In January 2012, 1368:Software features 1283:Hardware features 1245:physical security 846:analog television 834:carrier frequency 740:InterVideo WinDVR 697:Microsoft Windows 653:(formerly XBMC). 591:Microsoft Windows 278:during playback. 231:Las Vegas, Nevada 114:electronic device 64: 63: 2990: 2930: 2929: 2927: 2925: 2910: 2901: 2900: 2898: 2897: 2882: 2876: 2875: 2873: 2871: 2865: 2858: 2850: 2844: 2843: 2841: 2839: 2824: 2818: 2817: 2815: 2813: 2796: 2790: 2789: 2761: 2755: 2754: 2752: 2750: 2730: 2724: 2723: 2721: 2720: 2703: 2697: 2694: 2688: 2687: 2685: 2684: 2670: 2664: 2663: 2661: 2660: 2651:. Archived from 2645: 2639: 2638: 2625: 2619: 2605: 2599: 2598: 2596: 2595: 2580: 2574: 2573: 2571: 2570: 2555: 2549: 2539: 2533: 2516: 2510: 2499: 2493: 2492: 2490: 2489: 2478: 2472: 2471: 2469: 2467: 2452: 2446: 2445: 2443: 2442: 2423: 2417: 2408: 2399: 2386: 2380: 2379: 2368: 2362: 2361: 2350: 2344: 2343: 2332: 2326: 2325: 2323: 2322: 2311: 2305: 2304: 2299:, archived from 2290: 2284: 2283: 2276: 2270: 2269: 2267: 2266: 2251: 2245: 2244: 2234: 2226: 2224: 2223: 2212: 2206: 2205: 2203: 2202: 2187: 2181: 2180: 2178: 2177: 2158: 2152: 2151: 2149: 2148: 2132: 2124: 2118: 2117: 2105: 2097: 2088: 2087: 2085: 2084: 2068: 2060: 2054: 2053: 2051: 2050: 2031: 2025: 2024: 2022: 2021: 2002: 1996: 1995: 1993: 1992: 1977:"What is a PVR?" 1973: 1967: 1966: 1951: 1945: 1942: 1936: 1933: 1927: 1926: 1919: 1913: 1912: 1910: 1909: 1894: 1798:(place shifting) 1665: 1658:Forgent Networks 1649: 1642: 1638: 1635: 1629: 1605: 1604: 1597: 1434:Privacy concerns 1391:Motion detection 1382:image resolution 1277:read-only memory 1265:operating system 1120:), and can play 1106:flash camcorders 415:Motorola DCT6412 272:chasing playback 59: 56: 50: 27: 19: 2998: 2997: 2993: 2992: 2991: 2989: 2988: 2987: 2958: 2957: 2949:Wayback Machine 2938: 2933: 2923: 2921: 2911: 2904: 2895: 2893: 2884: 2883: 2879: 2869: 2867: 2866:on May 25, 2019 2863: 2856: 2852: 2851: 2847: 2837: 2835: 2826: 2825: 2821: 2811: 2809: 2797: 2793: 2762: 2758: 2748: 2746: 2745:on 26 July 2011 2731: 2727: 2718: 2716: 2704: 2700: 2695: 2691: 2682: 2680: 2672: 2671: 2667: 2658: 2656: 2647: 2646: 2642: 2627: 2626: 2622: 2616:Wayback Machine 2607:Martin, David: 2606: 2602: 2593: 2591: 2582: 2581: 2577: 2568: 2566: 2557: 2556: 2552: 2540: 2536: 2526:Wayback Machine 2517: 2513: 2500: 2496: 2487: 2485: 2480: 2479: 2475: 2465: 2463: 2454: 2453: 2449: 2440: 2438: 2425: 2424: 2420: 2409: 2402: 2396:Wayback Machine 2387: 2383: 2370: 2369: 2365: 2352: 2351: 2347: 2334: 2333: 2329: 2320: 2318: 2313: 2312: 2308: 2291: 2287: 2278: 2277: 2273: 2264: 2262: 2253: 2252: 2248: 2228: 2227: 2221: 2219: 2213: 2209: 2200: 2198: 2189: 2188: 2184: 2175: 2173: 2160: 2159: 2155: 2146: 2144: 2125: 2121: 2109:Advertising Age 2098: 2091: 2082: 2080: 2061: 2057: 2048: 2046: 2045:on Dec 28, 2011 2033: 2032: 2028: 2019: 2017: 2004: 2003: 1999: 1990: 1988: 1975: 1974: 1970: 1953: 1952: 1948: 1943: 1939: 1934: 1930: 1921: 1920: 1916: 1907: 1905: 1896: 1895: 1891: 1887: 1882: 1873:Kodi (software) 1719:Home theater PC 1709: 1661: 1650: 1639: 1633: 1630: 1622:improve this US 1619: 1606: 1602: 1595: 1560:Advertising Age 1515:. For example, 1458: 1452: 1436: 1370: 1285: 1233: 1228: 1208:copy protection 1138: 1088: 1072: 1043: 1009: 985: 983:Copy protection 965: 934: 932:Digital sources 882: 842: 819: 794: 768:composite video 758:. For example, 693: 659: 625:. For example, 613:There are many 611: 603:home-theater PC 587: 569: 550: 534:television sets 522: 517: 473: 401:, such as with 315: 262:In contrast to 239:Marc Andreessen 200:Edward Y. Chang 190:Back view of a 184: 179: 122:USB flash drive 60: 54: 51: 44: 32:This article's 28: 17: 12: 11: 5: 2996: 2986: 2985: 2980: 2975: 2970: 2956: 2955: 2937: 2934: 2932: 2931: 2902: 2877: 2845: 2819: 2791: 2756: 2725: 2698: 2689: 2665: 2640: 2620: 2600: 2575: 2550: 2534: 2511: 2494: 2473: 2447: 2418: 2400: 2381: 2378:on 2017-04-07. 2363: 2345: 2327: 2306: 2285: 2271: 2246: 2207: 2182: 2153: 2119: 2089: 2055: 2026: 1997: 1968: 1946: 1937: 1928: 1914: 1888: 1886: 1883: 1881: 1880: 1875: 1870: 1864: 1859: 1854: 1849: 1847:Remote control 1844: 1839: 1834: 1829: 1824: 1819: 1814: 1809: 1804: 1799: 1796:Space shifting 1793: 1788: 1782: 1777: 1772: 1767: 1762: 1757: 1752: 1747: 1742: 1737: 1732: 1727: 1722: 1716: 1710: 1708: 1705: 1652: 1651: 1616:of the subject 1614:worldwide view 1609: 1607: 1600: 1594: 1591: 1456:TV advertising 1451: 1448: 1440:telephone line 1435: 1432: 1431: 1430: 1424: 1421: 1418: 1412: 1409: 1406: 1398: 1394: 1388: 1385: 1378: 1369: 1366: 1365: 1364: 1361: 1358: 1351: 1348: 1345: 1338: 1335: 1332: 1329: 1326:video monitors 1318: 1299: 1284: 1281: 1232: 1229: 1227: 1224: 1137: 1134: 1110:Secure Digital 1087: 1084: 1071: 1068: 1042: 1039: 1008: 1005: 993:broadcast flag 984: 981: 964: 963:ATSC broadcast 961: 933: 930: 911: 910: 907: 904: 901: 881: 878: 841: 840:Analog sources 838: 818: 815: 793: 790: 770:input socket. 752:TV tuner cards 692: 689: 658: 655: 610: 607: 586: 583: 568: 565: 549: 546: 542:remote control 521: 518: 516: 513: 504:Where several 472: 469: 384:AC Ryan Playon 368:Technicolor SA 314: 311: 208:Jennifer Widom 183: 180: 178: 175: 62: 61: 41:the key points 31: 29: 22: 15: 9: 6: 4: 3: 2: 2995: 2984: 2981: 2979: 2976: 2974: 2973:Digital media 2971: 2969: 2966: 2965: 2963: 2954: 2950: 2946: 2943: 2940: 2939: 2920: 2916: 2909: 2907: 2892:on 2009-01-16 2891: 2887: 2881: 2862: 2855: 2849: 2833: 2829: 2823: 2808: 2807: 2802: 2795: 2787: 2783: 2779: 2775: 2771: 2767: 2760: 2744: 2740: 2736: 2729: 2715: 2714: 2709: 2702: 2693: 2679: 2675: 2669: 2655:on 2014-05-02 2654: 2650: 2644: 2636: 2635: 2630: 2624: 2617: 2613: 2610: 2604: 2590:on 2011-09-23 2589: 2585: 2579: 2565:on 2012-07-18 2564: 2560: 2554: 2547: 2543: 2538: 2531: 2527: 2523: 2520: 2515: 2508: 2504: 2498: 2483: 2477: 2461: 2457: 2451: 2437:on 2014-03-22 2436: 2432: 2428: 2422: 2415: 2414: 2407: 2405: 2397: 2393: 2390: 2385: 2377: 2373: 2367: 2359: 2355: 2349: 2341: 2337: 2331: 2316: 2310: 2303:on 2007-07-05 2302: 2298: 2297: 2289: 2281: 2275: 2261:on 2008-12-06 2260: 2256: 2250: 2242: 2238: 2232: 2218: 2211: 2197:on 2009-02-21 2196: 2192: 2186: 2172:on 2014-05-02 2171: 2167: 2163: 2157: 2142: 2138: 2137: 2131: 2123: 2115: 2111: 2110: 2104: 2096: 2094: 2078: 2074: 2073: 2067: 2059: 2044: 2040: 2039:Business Wire 2036: 2030: 2016:on 2019-12-17 2015: 2011: 2007: 2001: 1986: 1982: 1978: 1972: 1964: 1961:. Fall 1998. 1960: 1956: 1950: 1941: 1932: 1925:. 1998-10-01. 1924: 1918: 1904:on 2014-05-02 1903: 1899: 1893: 1889: 1879: 1876: 1874: 1871: 1868: 1865: 1863: 1860: 1858: 1857:USB On-The-Go 1855: 1853: 1852:USB hard disk 1850: 1848: 1845: 1843: 1840: 1838: 1835: 1833: 1830: 1828: 1825: 1823: 1820: 1818: 1815: 1813: 1810: 1808: 1805: 1803: 1800: 1797: 1794: 1792: 1791:Time shifting 1789: 1786: 1783: 1781: 1778: 1776: 1773: 1771: 1768: 1766: 1763: 1761: 1758: 1756: 1753: 1751: 1748: 1746: 1743: 1741: 1738: 1736: 1733: 1731: 1728: 1726: 1723: 1720: 1717: 1715: 1712: 1711: 1704: 1702: 1699:In May 2012, 1697: 1693: 1689: 1685: 1681: 1677: 1675: 1671: 1667: 1664: 1659: 1648: 1645: 1637: 1634:December 2010 1627: 1623: 1617: 1615: 1608: 1599: 1598: 1590: 1587: 1583: 1578: 1575: 1571: 1565: 1562: 1561: 1555: 1552: 1551: 1544: 1542: 1538: 1534: 1530: 1526: 1522: 1518: 1514: 1509: 1507: 1502: 1498: 1494: 1490: 1485: 1481: 1476: 1474: 1470: 1469:time shifting 1465: 1463: 1457: 1447: 1445: 1441: 1428: 1425: 1422: 1419: 1416: 1413: 1410: 1407: 1404: 1399: 1395: 1392: 1389: 1386: 1383: 1379: 1375: 1374: 1373: 1362: 1359: 1356: 1355:storage media 1352: 1349: 1346: 1343: 1339: 1336: 1333: 1330: 1327: 1323: 1319: 1316: 1312: 1308: 1304: 1303:coaxial cable 1300: 1297: 1294:Designed for 1293: 1292: 1291: 1289: 1280: 1278: 1274: 1271:contained in 1270: 1266: 1262: 1258: 1253: 1250: 1246: 1237: 1223: 1221: 1217: 1213: 1209: 1205: 1201: 1196: 1194: 1190: 1186: 1182: 1178: 1174: 1170: 1166: 1162: 1158: 1154: 1151: 1147: 1146:MPEG-4 Part 2 1143: 1133: 1131: 1127: 1123: 1119: 1115: 1111: 1107: 1103: 1098: 1095: 1093: 1083: 1081: 1077: 1067: 1063: 1060: 1055: 1052: 1051:digital cable 1048: 1038: 1036: 1035:flash storage 1032: 1028: 1024: 1023:analog format 1020: 1016: 1013: 1004: 1002: 998: 994: 990: 980: 978: 974: 969: 960: 958: 953: 951: 947: 943: 939: 929: 927: 923: 918: 916: 908: 905: 902: 899: 898: 897: 895: 891: 887: 877: 874: 870: 869:frame grabber 866: 861: 859: 855: 851: 847: 837: 835: 831: 827: 823: 814: 811: 803: 798: 789: 787: 783: 782:Windows Vista 779: 775: 771: 769: 765: 761: 757: 756:TV tuner card 753: 749: 745: 741: 737: 733: 729: 725: 721: 717: 712: 710: 706: 702: 698: 688: 686: 680: 678: 674: 670: 667: 663: 654: 652: 648: 644: 640: 636: 632: 628: 624: 620: 616: 606: 604: 600: 596: 592: 582: 580: 575: 573: 564: 562: 554: 545: 543: 539: 535: 526: 512: 509: 507: 502: 500: 496: 492: 487: 482: 478: 468: 466: 462: 458: 454: 451: 447: 442: 438: 435: 430: 428: 424: 420: 416: 412: 408: 407:Explorer 8xxx 404: 400: 396: 391: 389: 385: 381: 377: 373: 369: 365: 360: 356: 352: 347: 343: 339: 335: 331: 327: 322: 320: 310: 308: 304: 300: 296: 292: 288: 284: 279: 277: 273: 269: 268:time shifting 265: 260: 258: 252: 250: 246: 245: 240: 236: 232: 228: 224: 220: 215: 213: 209: 205: 201: 193: 188: 174: 171: 167: 163: 162:video capture 159: 155: 151: 147: 143: 139: 138:set-top boxes 135: 131: 127: 123: 119: 115: 111: 107: 103: 99: 91: 87: 83: 79: 72: 68: 58: 55:November 2023 48: 42: 40: 35: 30: 26: 21: 20: 2922:. Retrieved 2918: 2894:. Retrieved 2890:the original 2880: 2870:November 21, 2868:. Retrieved 2861:the original 2848: 2838:November 21, 2836:. Retrieved 2832:the original 2822: 2810:. Retrieved 2804: 2794: 2769: 2765: 2759: 2747:. Retrieved 2743:the original 2738: 2733:Lucas, Amy. 2728: 2717:. Retrieved 2711: 2701: 2692: 2681:. Retrieved 2677: 2668: 2657:. Retrieved 2653:the original 2643: 2632: 2623: 2603: 2592:. Retrieved 2588:the original 2578: 2567:. Retrieved 2563:the original 2553: 2545: 2537: 2529: 2514: 2506: 2497: 2486:. Retrieved 2476: 2464:. Retrieved 2462:. 2013-07-03 2459: 2450: 2439:. Retrieved 2435:the original 2430: 2421: 2411: 2384: 2376:the original 2366: 2358:vboxcomm.com 2357: 2348: 2339: 2330: 2319:. Retrieved 2309: 2301:the original 2295: 2288: 2274: 2263:. Retrieved 2259:the original 2249: 2220:. Retrieved 2210: 2199:. Retrieved 2195:the original 2185: 2174:. Retrieved 2170:the original 2165: 2156: 2145:. Retrieved 2134: 2122: 2107: 2081:. 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Retrieved 1902:the original 1892: 1867:Video server 1785:Media server 1775:Hopper (DVR) 1698: 1694: 1690: 1686: 1682: 1678: 1668: 1655: 1640: 1631: 1611: 1582:Dish Network 1579: 1566: 1558: 1556: 1548: 1545: 1516: 1510: 1477: 1466: 1459: 1437: 1371: 1322:multiplexers 1307:twisted pair 1286: 1254: 1242: 1226:Applications 1204:file systems 1197: 1171:video, with 1139: 1105: 1099: 1096: 1089: 1073: 1064: 1056: 1044: 1021:rather than 1010: 986: 966: 954: 935: 919: 912: 885: 883: 862: 843: 820: 817:Source video 809: 807: 772: 713: 694: 684: 681: 671: 664: 660: 612: 588: 576: 572:Over-the-air 571: 570: 559: 531: 510: 503: 474: 443: 439: 433: 431: 392: 359:Virgin Media 323: 316: 280: 261: 253: 242: 216: 212:Pat Hanrahan 197: 134:mass storage 109: 105: 101: 97: 95: 52: 36: 34:lead section 2978:Set-top box 2340:TELE System 1869:(Broadcast) 1827:Tablo (DVR) 1714:Set-top box 1519:advertises 1501:third-party 1489:consumerism 1462:commercials 1380:Selectable 1059:set-top box 1033:, or other 977:set-top box 922:Macrovision 736:Showshifter 705:MediaPortal 495:Multichoice 453:TV gateways 446:Free-To-Air 399:set-top box 305:as well as 303:terrestrial 287:set-top box 276:advertising 237:co-founder 150:TV gateways 140:(STB) with 126:memory card 90:Set-top box 2962:Categories 2936:References 2896:2011-11-21 2772:(1): 144. 2719:2009-04-29 2683:2023-06-11 2659:2017-04-10 2594:2011-11-21 2569:2011-11-21 2488:2011-11-21 2466:9 December 2441:2014-03-13 2321:2011-11-21 2265:2011-11-21 2222:2011-11-21 2201:2011-11-21 2176:2017-04-10 2147:2011-11-21 2083:2011-11-21 2049:2011-11-21 2020:2019-12-17 1991:2017-04-10 1908:2017-04-10 1837:TV-Anytime 1787:(Consumer) 1721:(Media PC) 1586:prime-time 1537:Sprint Cup 1533:Home Depot 1169:ISO images 1090:A digital 1045:Recording 1027:hard disks 822:Television 810:embeddable 792:Embeddable 716:commercial 699:including 627:TV gateway 465:smartphone 444:In Europe 374:, Fusion, 154:camcorders 118:disk drive 88:receiver ( 2806:Bloomberg 2786:145337108 2317:. 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Index


lead section
summarize
provide an accessible overview

Foxtel iQ

V+
cable TV
Set-top box
electronic device
disk drive
USB flash drive
memory card
SSD
mass storage
set-top boxes
direct to disk recording
portable media players
TV gateways
camcorders
Personal computers
video capture
application software
consumer electronic

TiVo
Edward Y. Chang
Hector Garcia-Molina
Jennifer Widom

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