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  2. Broadcast television systems - Wikipedia

    en.wikipedia.org/wiki/Broadcast_television_systems

    Analog television system by nation Analog color television encoding standards by nation. Every analog television system bar one began as a black-and-white system. Each country, faced with local political, technical, and economic issues, adopted a color television standard which was grafted onto an existing monochrome system such as CCIR System M, using gaps in the video spectrum (explained ...

  3. Technology of television - Wikipedia

    en.wikipedia.org/wiki/Technology_of_television

    The elements of a simple broadcast television system are: . An image source. This is the electrical signal that represents a visual image, and may be derived from a professional video camera in the case of live television, a video tape recorder for playback of recorded images, or telecine with a flying spot scanner for the transfer of motion pictures to video).

  4. Outline of television broadcasting - Wikipedia

    en.wikipedia.org/wiki/Outline_of_television...

    The following outline is provided as an overview of and topical guide to television broadcasting: Television broadcasting : form of broadcasting in which a television signal is transmitted by radio waves from a terrestrial (Earth based) transmitter of a television station to TV receivers having an antenna.

  5. Digital television - Wikipedia

    en.wikipedia.org/wiki/Digital_television

    A digital TV broadcast service was proposed in 1986 by Nippon Telegraph and Telephone (NTT) and the Ministry of Posts and Telecommunication (MPT) in Japan, where there were plans to develop an "Integrated Network System" service.

  6. Analog television - Wikipedia

    en.wikipedia.org/wiki/Analog_television

    Analog television is the original television technology that uses analog signals to transmit video and audio. [1] In an analog television broadcast, the brightness, colors and sound are represented by amplitude, phase and frequency of an analog signal.

  7. Broadcasting - Wikipedia

    en.wikipedia.org/wiki/Broadcasting

    Over-the-air broadcasting is usually associated with radio and television, though more recently, both radio and television transmissions have begun to be distributed by cable (cable television). The receiving parties may include the general public or a relatively small subset; the point is that anyone with the appropriate receiving technology ...

  8. Television - Wikipedia

    en.wikipedia.org/wiki/Television

    Cable television is a system of broadcasting television programming to paying subscribers via radio frequency (RF) signals transmitted through coaxial cables or light pulses through fiber-optic cables. This contrasts with traditional terrestrial television, in which the television signal is transmitted over the air by radio waves and received ...

  9. List of digital television deployments by country - Wikipedia

    en.wikipedia.org/wiki/List_of_digital_television...

    Map of digital terrestrial television broadcasting systems by country. This is a list of digital television deployments by country, which summarises the process and progress of transition from analogue to digital broadcasting. The transition to digital television is a process that is happening at different paces around the world.