What is dTV ?
Digital television, or DTV, is a higher quality, more efficient way to transmit TV signals than the traditional analog TV system. DTV provides better picture and sound quality and takes up less broadcast space. DTV makes it possible for stations to provide more free programming and improves communications for public and safety service providers.
Digital Television (DTV) is a new type of broadcasting system that replaces traditional analog broadcasting. From the consumer’s point of view, DTV has two immediate advantages: it provides better resolution for a clearer picture and it offers a wider viewing screen for a theater-like experience. If there’s a downside to DTV, it might be the understandable confusion surrounding the technology with its many formats and overlapping acronyms. For example, DTV also refers to digital television sets, or sets designed to display digital TV signals. DTV broadcasts can come in different flavors or resolutions. Resolution is determined by the number of pixels or dots that make up a single frame of video. DTV gives broadcasters choices and digital televisions are capable of displaying those choices, either directly, or by converting the signal to the highest resolution the set is capable of displaying. To understand how resolution works, consider a video camera that captures footage one frame at
By law, full-power television stations nationwide must switch from the old method of transmitting TV signals known as analog to digital television (DTV) on June 12, 2009. DTV is an innovative new type of broadcasting technology that delivers movie-quality pictures and sound, more channels, and even high definition television (HDTV) to viewers with HD television sets. While the benefits of DTV are remarkable, millions of households risk losing television reception unless they take the easy steps to receive a digital signal. DTV also can offer multiple programming choices called multicasting. Digital technology allows each digital broadcast station to split its bit stream into 2, 3, 4 or more individual channels of programming and/or data services. (For example, on channel 10, you could watch 10.1, 10.2, 10.3 or 10.4). There is also a public safety aspect to the digital switchover. The conversion will free up parts of the broadcast spectrum, which can then be used by police and fire depa
