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Sunday, June 10, 2012

Telemetry Video Technology

Telemetry is the automatic measurement and transmission of data over wired or wireless media from remote locations. Video telemetry involves transmitting video data over the same types of media from remote locations. You probably use video telemetry technology throughout the course of an average day without paying much attention to the fact.

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      Internet and Local Area Networking
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            Data moves to and from the Internet and local area networks over several forms of media, including radio waves for wireless networking, and phone and cable lines for wired networking. Video content, such as videos and still images, contains a lot more data than text-only or simple graphic content and can take longer to transfer from one location to another. Video content is best facilitated by media that is capable of handling high-speed transfers, such as broadband Internet connections and high-speed wireless receivers. Ultimately, the content’s measurements and the media’s capabilities determine how quickly video content arrives at any given point.
      Television
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            Video telemetry
technology also finds relevance in the television broadcast industry, which relies heavily on the transferring of video content from remote locations. Television content that is recorded at a remote location is transferred over radio waves to a centralized location before it’s transferred back to satellites and into your home for viewing. Though the bulk of video telemetry is done wirelessly in the television industry, at some point the transmission of video content relies on a wire to reach its ultimate destination. These wires can include your premium TV service’s link to a satellite dish or cable line, or a news cameraman’s wired connection to a broadcast truck.
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      Technologies
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            Wireless telemetry moves data from one location to another using several types of technologies, including Global System for Mobile Communications, Code Division Multiple Access and Wi-Fi. Wired telemetry takes place through wires, such as fiber optic cables and DSL phone lines. Video telemetry relies on high-speed media to transfer smoothly and effectively from one point to another. For instance, watching streaming video on a computer requires a high-speed Internet connection, such as cable, that can keep up with the rate at which the video content enters the computer’s processor.
      Considerations
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            Because telemetry is automated, it does not require human intervention to do what it does. Humans do, however, need to connect the devices with the media involved in telemetry for the technology to work properly. For instance, connecting your computer’s modem to a cable or phone line puts the hardware in place for telemetry to occur between your computing devices and the Internet. Plugging your TV into the satellite receiver box enables telemetry to occur between the broadcast center and your TV.


Read more: Telemetry Video Technology | eHow.com http://www.ehow.com/info_12225396_telemetry-video-technology.html#ixzz1xPZAZhuw