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CTA-708 (formerly EIA-708 and CEA-708) is the standard for closed captioning for ATSC digital television (DTV) viewing in the United States and Canada.It was developed by the Consumer Electronics sector of the Electronic Industries Alliance, which became Consumer Technology Association.
The Roku OS is an operating system software developed by Roku Inc. It has powered consumer electronics products such as Roku-branded streaming players and TVs since 2004. The Roku OS is the most popular TV operating system in the U.S., reaching an estimated 90 million households as of 2025.
This new closed captioning workflow known as e-Captioning involves making a proxy video from the non-linear system to import into a third-party non-linear closed captioning software. Once the closed captioning software project is completed, it must export a closed caption file compatible with the non-linear editing system .
A TCL Roku TV. Roku announced its first branded smart TV and it was released in late 2014. These TVs are manufactured by companies like TCL, LG, Westinghouse and Hisense, and use the Roku user interface as the "brain" of the TV. Roku TVs are updated just like the streaming devices. [77]
EIA-608, also known as "Line 21 captions" and "CEA-608", [1] is a standard for closed captioning for NTSC TV broadcasts in the United States, Canada and Mexico. It was developed by the Electronic Industries Alliance and required by law to be implemented in most television receivers made in the United States.
Open captioning has been little-used due to the fear that it was too intrusive and noticeable to hearing viewers. However, no studies have been conducted to elicit hearing people's opinions on how they will adapt to reading captions on screen. Rear Window captioning is a form of closed captioning because the viewer must choose to view the captions.
Closed-circuit television (CCTV), also known as video surveillance, [1] [2] is the use of closed-circuit television cameras to transmit a signal to a specific place on a limited set of monitors. It differs from broadcast television in that the signal is not openly transmitted, though it may employ point-to-point , point-to-multipoint (P2MP), or ...
SDTV resolution by nation: countries using 480i are in green. 480i is the video mode used for standard-definition digital video [1] in the Caribbean, Japan, South Korea, Taiwan, Philippines, Myanmar, Western Sahara, and most of the Americas (with the exception of Argentina, Paraguay, and Uruguay).