In broadcasting, time shifting is the recording of programming to a storage medium to be viewed or listened to after the live broadcasting. Typically, this refers to TV programming but it can also refer to radio shows via
podcast
A podcast is a program made available in digital format for download over the Internet. For example, an episodic series of digital audio or video files that a user can download to a personal device to listen to at a time of their choosing ...
s.
In recent years, the advent of the
digital video recorder
A digital video recorder (DVR) is an electronic device that records video in a digital format to a disk drive, USB flash drive, SD memory card, SSD or other local or networked mass storage device. The term includes set-top boxes with direct to d ...
(DVR) has made time shifting easier, by using an
electronic program guide
Electronic programming guides (EPGs) and interactive programming guides (IPGs) are menu-based systems that provide users of television, radio and other media applications with continuously updated menus that display scheduling information for ...
(EPG) and recording shows onto a hard disk. Some DVRs have other possible time-shifting methods, such as being able to start watching the recorded show from the beginning even if the recording is not yet complete. In the past, time shifting was done with a
video cassette recorder
A videocassette recorder (VCR) or video recorder is an electromechanical device that records analog audio and analog video from broadcast television or other source on a removable, magnetic tape videocassette, and can play back the recordi ...
(VCR) and its timer function, in which the VCR tunes into the appropriate station and records the show onto video tape.
Certain broadcasters transmit timeshifted versions of their channels, usually carrying programming from one hour in the past, to enable those without recording abilities to resolve conflicts and those with recording abilities more flexibility in scheduling conflicting recordings. (See
timeshift channel.)
In the United Kingdom and Ireland
Freesat+
Freesat+ is a consumer brand introduced to raise consumer awareness and promote sales of Freesat-capable digital TV recorders, otherwise known as personal video recorders. Freesat+ affords users similar features that are available with competito ...
,
Freeview+,
Sky+
The sky is an unobstructed view upward from the surface of the Earth. It includes the atmosphere and outer space. It may also be considered a place between the ground and outer space, thus distinct from outer space.
In the field of astronomy, ...
,
V+,
TiVo, YouView and
BT Vision services in Ireland and the UK allow one to timeshift.
Africa
DStv
Digital Satellite Television, commonly abbreviated to DStv, is a Sub-Saharan African direct broadcast satellite service owned by MultiChoice and based in Randburg, South Africa. Launched on 6 October 1995, the service provides multiple aud ...
, based in
South Africa
South Africa, officially the Republic of South Africa (RSA), is the southernmost country in Africa. It is bounded to the south by of coastline that stretch along the South Atlantic and Indian Oceans; to the north by the neighbouring count ...
, offers PVR set-top boxes to countries across Africa which allow time shifting of live and recorded television, using a remote.
History in the United States
The idea of a consumer pausing a live television broadcast was depicted in popular media as early as November 1966 at the end of Season 2, Episode 12 of ''
I Dream of Jeannie
''I Dream of Jeannie'' is an American fantasy sitcom television series, created by Sidney Sheldon that starred Barbara Eden as a sultry, 2,000-year-old genie and Larry Hagman, as an astronaut with whom she falls in love and eventually marr ...
'', when character Major Nelson asked his genie to pause a live broadcast of a football game so that they could continue to watch it from that point after a grocery shopping trip. With the advent of digital video recorders
ReplayTV and
TiVo, launched at the 1999
Consumer Electronics Show
CES (; formerly an initialism for Consumer Electronics Show) is an annual trade show organized by the Consumer Technology Association (CTA). Held in January at the Las Vegas Convention Center in Winchester, Nevada, United States, the event ty ...
in
Las Vegas, Nevada
Las Vegas (; Spanish for "The Meadows"), often known simply as Vegas, is the 25th-most populous city in the United States, the most populous city in the state of Nevada, and the county seat of Clark County. The city anchors the Las Vega ...
, it became possible in practice for consumers to purchase devices that supported pausing live television broadcasts and "chase play" (playing back a delayed version of a recorded live stream while simultaneously continuing to record the live stream).
The major legal issue involved in time shifting concerns "fair use" law and the possibility of copyright infringement.
[Time Shifting]
laws.com retrieved from copyright.laws.com Accessed 28 November 2012. This legal issue was first raised in the landmark court case of ''
Sony Corp. of America v. Universal City Studios, Inc.'' or the "Betamax case".
In the 1970s, Universal and Disney
sued Sony, claiming its timed recording capability amounted to
copyright infringement
Copyright infringement (at times referred to as piracy) is the use of works protected by copyright without permission for a usage where such permission is required, thereby infringing certain exclusive rights granted to the copyright holder, ...
.
The
Supreme Court of the United States
The Supreme Court of the United States (SCOTUS) is the highest court in the federal judiciary of the United States. It has ultimate appellate jurisdiction over all U.S. federal court cases, and over state court cases that involve a point ...
found in favor of Sony; the majority decision held that time shifting was a
fair use
Fair use is a doctrine in United States law that permits limited use of copyrighted material without having to first acquire permission from the copyright holder. Fair use is one of the limitations to copyright intended to balance the intere ...
, represented no substantial harm to the copyright holder and would not contribute to a diminished marketplace for its product.
RCA
The RCA Corporation was a major American electronics company, which was founded as the Radio Corporation of America in 1919. It was initially a patent pool, patent trust owned by General Electric (GE), Westinghouse Electric Corporation, Westin ...
mentioned time shifting in its marketing as a reason to buy VCRs, even while an on-screen disclaimer mentioned the Betamax case and cautioned that "Such recordings should not be made".
By 1985 cable
movie channels encouraged time shifting by broadcasting films subscribers wanted for their home libraries overnight, so their VCRs could record them while they slept.
Some providers, such as satellite TV companies, have introduced
digital video recorder
A digital video recorder (DVR) is an electronic device that records video in a digital format to a disk drive, USB flash drive, SD memory card, SSD or other local or networked mass storage device. The term includes set-top boxes with direct to d ...
(DVR) features, thereby allowing consumers to
skip over advertising entirely when watching a program which has been recorded to their DVR. The legality of this service, for which an extra fee can be assessed, has been challenged by television broadcasters, who assert that this form of time shifting is a violation of their copyright.
Analysis
A study published in 2019 found that time shifting does not affect the size of the audience for a program which watches it live. Time shifting did, however, increase the size of the overall viewership of a program.
See also
*
Timeshift channel
**
Effects of time zones on North American broadcasting
*
Space shifting (also known as
place shifting Space shifting (or spaceshifting), also known as place shifting (or placeshifting), allows media, such as music or films, which are stored on one device, to be accessed from another place through another device. Space shifting is frequently done thr ...
)
*
Format shifting
*
Personal video recorder
References
External links
{{Wiktionary, time shifting
Recording for the purposes of time-shifting – UK Statutory Instrument 2003 No. 2498
Copyright law
Digital rights
Digital television
Technology neologisms
Television terminology