Set-top box in the context of Information appliance


Set-top box in the context of Information appliance

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⭐ Core Definition: Set-top box

A set-top box (STB), also known as a cable box, receiver, or simply box, and historically television decoder or a converter, is an information appliance device that generally contains a TV tuner input and displays output to a television set, turning the source signal into content in a form that can then be displayed on the television screen or other display device. It is designed to be placed alongside or "on top" (hence the name) of a television set.

Set-top boxes are used in cable television, satellite television, terrestrial television and Internet Protocol television systems, as well as other uses such as digital media players ("streaming boxes"). Alternatives to set-top boxes are the smaller dongles, and television sets with built-in TV tuners.

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Set-top box in the context of Satellite television

Satellite television is a service that delivers television programming to viewers by relaying it from a communications satellite orbiting the Earth directly to the viewer's location. The signals are received via an outdoor parabolic antenna commonly referred to as a satellite dish and a low-noise block downconverter.

A satellite receiver decodes the desired television program for viewing on a television set. Receivers can be external set-top boxes, or a built-in television tuner. Satellite television provides a wide range of channels and services. It is usually the only television available in many remote geographic areas without terrestrial television or cable television service. Different receivers are required for the two types. Some transmissions and channels are unencrypted and therefore free-to-air, while many other channels are transmitted with encryption. Free-to-view channels are encrypted but not charged-for, while pay television requires the viewer to subscribe and pay a monthly fee to receive the programming.

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Set-top box in the context of Cable television

Cable television is a system of delivering television programming to consumers via radio frequency (RF) signals transmitted through coaxial cables, or in more recent systems, light pulses through fibre-optic cables. This contrasts with broadcast television, in which the television signal is transmitted over-the-air by radio waves and received by a television antenna, or satellite television, in which the television signal is transmitted over-the-air by radio waves from a communications satellite and received by a satellite dish on the roof. FM radio programming, high-speed Internet, telephone services, and similar non-television services may also be provided through these cables. Analog television was standard in the 20th century, but since the 2000s, cable systems have been upgraded to digital cable operation.

A cable channel (sometimes known as a cable network) is a television network available via cable television. Many of the same channels are distributed through satellite television. Alternative terms include non-broadcast channel or programming service, the latter being mainly used in legal contexts. The abbreviation CATV is used in the US for cable television and originally stood for community antenna television, from cable television's origins in 1948; in areas where over-the-air TV reception was limited by distance from transmitters or mountainous terrain, large community antennas were constructed, and cable was run from them to individual homes.

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Set-top box in the context of Digital video recorder

A digital video recorder (DVR), also referred to as a personal video recorder (PVR) particularly in Canadian and British English, 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 (STB) with direct to disk recording, portable media players and TV gateways with recording capability, and digital camcorders. Personal computers can be connected to video capture devices and used as DVRs; in such cases the application software used to record video is an integral part of the DVR. Many DVRs are classified as consumer electronic 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 limitations and higher bitrates.

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Set-top box in the context of Video on demand

Video on demand (VOD) is a media distribution system that allows users to access videos, television shows and films digitally on request. These multimedia are accessed without a traditional video playback device and a typical static broadcasting schedule, which was popular under traditional broadcast programming, instead involving newer modes of content consumption that have risen as Internet and IPTV technologies have become prominent, and culminated in the arrival of VOD and over-the-top (OTT) media services on televisions and personal computers.

Television VOD systems can stream content, either through a traditional set-top box or through remote devices such as computers, tablets, and smartphones. VOD users may also permanently play content to a device such as a computer, digital video recorder (DVR) or, a portable media player for continued viewing. The majority of cable and telecommunications company–based television providers offer MOD streaming, whereby a user selects a video programme that begins to play immediately, or downloading to a rented or purchased from the provider, to a device for deferred viewing.

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Set-top box in the context of Motorola

Motorola, Inc. (/ˌmtəˈrlə/), was an American multinational telecommunications company based in Schaumburg, Illinois. It was founded by brothers Paul and Joseph Galvin in 1928 and had been named Motorola since 1947. Many of Motorola's products had been radio-related communication equipment such as two-way radios, consumer walkie-talkies, cellular infrastructure, mobile phones, satellite communicators, pagers, as well as cable modems and semiconductors. After having lost $4.3 billion from 2007 to 2009, Motorola was split into two independent public companies: Motorola Solutions (its legal successor) and Motorola Mobility (spun off), on January 4, 2011.

Motorola designed and sold wireless network equipment such as cellular transmission base stations and signal amplifiers. Its business and government customers consisted mainly of wireless voice and broadband systems (used to build private networks), and public safety communications systems like Astro and Dimetra. Motorola's home and broadcast network products included set-top boxes, digital video recorders, and network equipment used to enable video broadcasting, computer telephony, and high-definition television. These businesses, except for set-top boxes and cable modems, became part of Motorola Solutions after the split of Motorola in 2011.

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Set-top box in the context of Digital media player

A digital media player (also known as a streaming device or streaming box) is a type of consumer electronics device designed for the storage, playback, or viewing of digital media content. They are typically designed to be integrated into a home cinema configuration, and attached to a television or AV receiver or both.

The term is most synonymous with devices designed primarily for the consumption of content from streaming media services such as internet video, including subscription-based over-the-top content services. These devices usually have a compact form factor (either as a compact set-top box, or a dongle designed to plug into an HDMI port), and contain a 10-foot user interface with support for a remote control and, in some cases, voice commands, as control schemes. Some services may support remote control on digital media players using their respective mobile apps, while Google's Chromecast ecosystem is designed around integration with the mobile apps of content services.

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Set-top box in the context of Internet Protocol television

Internet Protocol television (IPTV), also called TV over broadband, is the service delivery of television over Internet Protocol (IP) networks. Usually sold and run by a telecom provider, it consists of broadcast live television that is streamed over the Internet (multicast) — in contrast to delivery through traditional terrestrial, satellite, and cable transmission formats — as well as video on demand services for watching or replaying content (unicast).

IPTV broadcasts started gaining usage during the 2000s alongside the rising use of broadband-based internet connections. It is often provided bundled with internet access services by ISPs to subscribers and runs in a closed network. IPTV normally requires the use of a set-top box, which receives the encoded television content in the MPEG transport stream via IP multicast, and converts the packets to be watched on a TV set or other kind of display. It is distinct from over-the-top (OTT) services, which are based on a direct one-to-one transmission mechanism.

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Set-top box in the context of Amazon Fire TV

Amazon Fire TV (formerly stylized as amazon fireTV) is a line of digital media players and microconsoles developed by Amazon since November 19, 2014. The devices are small network appliances that deliver digital audio and video content streamed via the Internet to a connected high-definition television. They also allow users to access local content and to play video games with the included remote control or another game controller, or by using a mobile app remote control on another device.

The device is available in two forms, the first being a set-top box, of which the current model is the Fire TV Cube with embedded Amazon Echo smart speaker (which effectively replaced the original Fire TV box model). The other product is a HDMI plug-in stick with, in general, lesser specifications than the contemporaneous boxes; these are offered in the entry-level Fire TV Stick HD, the Fire TV Stick Lite, the standard Fire TV Stick, and the high-end Fire TV Stick 4K and Fire TV Stick 4K Max (the third of which effectively replaced the third-generation "pendant" Fire TV). Additionally, Amazon licenses the Fire OS and Fire TV interface to be embedded and built into certain television sets from third parties sold to the public, labeled as Fire TV Edition.

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Set-top box in the context of V+

V+ (previously known as TVDrive) is a set-top box for Virgin Media's Virgin TV service, which provides personal video recording (PVR) and high definition (HD) functionality to customers who subscribe to the service. Virgin TV have taken a different approach from rival Sky's Sky+ and later Sky+ HD services, by implementing a rental scheme for the V+ Box. When Virgin TV was launched, there was an installation charge (waived under certain circumstances) and a monthly charge for all customers with a discount for XL customers. On 1 June 2007 pricing was revised, with all customers paying a one-off set-up fee and TV M and L customers paid a monthly charge, while TV XL customers had no extra charges. Various deals to lower the set-up fee have been made available to all customers in order to compete with rival Sky.

The V+ set-top box is technically on lease, still owned by Virgin Media, who provide technical support for it free of charge if a problem occurs for the life of a contract. Should the customer downgrade from the V+ service, the recording functions of the V+ box and access to all high definition channels and on demand content will be blocked, effectively acting as a standard V Box. As of Q1 2010, there were a total of 939,900 V+ customers, representing 25% of all Virgin TV subscribers.

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Set-top box in the context of On demand television

Video on demand (VOD) is a media distribution system that allows users to access videos, television shows and films digitally on request. These multimedia are accessed without a traditional video playback device and a typical static broadcasting schedule, which was popular under traditional broadcast programming, instead involving newer modes of content consumption that have risen as Internet and IPTV technologies have become prominent, and culminated in the arrival of VOD and over-the-top (OTT) media services on televisions and personal computers.

Television VOD systems can stream content, either through a traditional set-top box or through remote devices such as computers, tablets, and smartphones. VOD users may also permanently download content to a device such as a computer, digital video recorder (DVR) or, a portable media player for continued viewing. The majority of cable and telecommunications company–based television providers offer VOD streaming, whereby a user selects a video programme that begins to play immediately (i.e., streaming), or downloading to a DVR rented or purchased from the provider, or to a PC or to a portable device for deferred viewing.

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Set-top box in the context of Digital terrestrial television

Digital terrestrial television (DTT, DTV, or DTTV) is a broadcast technology that transmits television signals digitally over the air, replacing analog transmission methods. It has become the primary form of free-to-air broadcasting in many countries, offering improved picture quality and the capacity to carry multiple channels within a single frequency. Reception typically requires a television antenna and a compatible receiver, such as a HD/UHD TV or set-top box.

The conversion from analog to digital broadcasting, known as the digital transition or analog switch-off (ASO), began with experimental transmissions in the 1990s. By the mid-2000s, many governments had established timelines for phasing out analog signals, with deadlines for the changeover, often including subsidies for equipment upgrades and limited exemptions for remote areas. Regional technical standards differ widely. North America and South Korea developed ATSC 1 and ATSC 3.0, while Europe and most of Africa and Oceania primarily use DVB-T and DVB-T2. Japan and much of Central and South America adopted ISDB-T and ISDB-Tb, and China operates the DTMB standard. Some of these standards also support mobile reception and interactive features. By late 2024, the International Telecommunication Union and DVB/EBU reported that more than 160 countries had completed their DTV transition, while some states were still in various transition phases.

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Set-top box in the context of Motorola Mobility

Motorola Mobility LLC, marketed as Motorola, is a Chinese owned American consumer electronics manufacturer primarily producing smartphones and other mobile devices running Android. It is a wholly owned subsidiary of the Beijing-based Chinese technology giant Lenovo. Motorola is headquartered at Merchandise Mart in Chicago, Illinois.

Motorola Mobility was formed on January 4, 2011, after a split of the original Motorola into two separate companies, with Motorola Mobility assuming the company's consumer-oriented product lines, including its mobile phone business, as well as its cable modems and pay television set-top boxes. In May 2012, Google acquired Motorola Mobility for US$12.5 billion; the main intent of the purchase was to gain Motorola Mobility's patent portfolio, in order to protect other Android vendors from litigation. Shortly after the purchase, Google sold Motorola Mobility's cable modem and set-top box business to Arris Group, and products increasingly focused on entry-level smartphones. Under the ATAP division, Google also began development on Project Ara. In October 2014, Google sold Motorola Mobility for $2.91 billion to Lenovo, which excluded ATAP and most of the patents. Lenovo's existing smartphone division was subsumed by Motorola Mobility.

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Set-top box in the context of Xbox One

The Xbox One is a home video game console developed by Microsoft. Announced in May 2013, it is the successor to Xbox 360 and the third console in the Xbox series. It was first released in North America, parts of Europe, Australia, and South America in November 2013 and in Japan, China, and other European countries in September 2014. It is the first Xbox game console to be released in China, specifically in the Shanghai Free-Trade Zone. Microsoft marketed the device as an "all-in-one entertainment system", hence the name "Xbox One". An eighth-generation console, it mainly competed against Sony's PlayStation 4 and Nintendo's Wii U and later the Nintendo Switch.

Moving away from its predecessor's PowerPC-based architecture, the Xbox One marks a shift back to the x86 architecture used in the original Xbox; it features an Accelerated Processing Unit (APU) from AMD built around the x86-64 instruction set. Xbox One's controller was redesigned over the Xbox 360's, with a redesigned body, D-pad, and triggers capable of delivering directional haptic feedback. The console places an increased emphasis on cloud computing, as well as social networking features and the ability to record and share video clips or screenshots from gameplay or livestream directly to streaming services such as Mixer and Twitch. Games can also be played off-console via a local area network on supported Windows 10 devices. The console can play Blu-ray Disc, and overlay live television programming from an existing set-top box or a digital tuner for digital terrestrial television with an enhanced program guide. The console optionally included a redesigned Kinect sensor, marketed as the "Kinect 2.0", providing improved motion tracking and voice recognition.

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