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In 1981, United Video Satellite Group launched the first EPG service in North America, a cable channel known simply as The Electronic Program Guide.It allowed cable systems in the United States and Canada to provide on-screen listings to their subscribers 24 hours a day (displaying programming information up to 90 minutes in advance) on a dedicated cable channel.
The following is a list of pay television networks or channels broadcasting or receivable in the United States, organized by broadcast area and genre.. Some television providers use one or more channel slots for east/west feeds, high definition services, secondary audio programming and access to video on demand.
Public broadcasting in the U.S. has often been more decentralized, and less likely to have a single network feed appear across most of the country (though some latter-day public networks such as World Channel and Create have had more in-pattern clearance than National Educational Television or its successor PBS have had). Also, local stations ...
The fee that the cable service provider must pay to a cable television channel can vary depending on whether it is a basic or premium channel and the perceived popularity of that channel. Because cable service providers are not required to carry all cable channels, they may negotiate the fee they will pay for carrying a channel.
To change this template's initial visibility, the |state= parameter may be used: {{US TV schedule | state = collapsed}} will show the template collapsed, i.e. hidden apart from its title bar. {{US TV schedule | state = expanded}} will show the template expanded, i.e. fully visible.
To change this template's initial visibility, the |state= parameter may be used: {{Treehouse TV original programming | state = collapsed}} will show the template collapsed, i.e. hidden apart from its title bar. {{Treehouse TV original programming | state = expanded}} will show the template expanded, i.e. fully visible.
Infobox for television channels and networks Template parameters [Edit template data] This template prefers block formatting of parameters. Parameter Description Type Status Name name Channel name, used as a heading String suggested Logo logo Logo of the television channel File optional Logo size logo_size Size for logo String optional Logo upright scaling factor logo_upright See MOS:UPRIGHT ...
QAM is a modulation format and does not specify the format of the digital data being carried. However, when used in the context of US digital cable television, the format of the data transmitted using this modulation is based on ITU-T J.83 Annex B ("J.83b").