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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 ...
A closed-circuit television camera is a type of surveillance camera that transmits video signals to a specific set of monitors or video recording devices, rather than broadcasting the video over public airwaves.
Supercircuits, Inc. is an American manufacturer of audio and video surveillance solutions based in Austin, Texas. Supercircuits has been on the Inc. 500 list of America's fastest growing companies and was listed three times in the Guinness Book of World Records.
An Avigilon IP Security Camera. Avigilon is a Canadian subsidiary of Motorola Solutions, which specializes in the design and development of video analytics, network video management software, surveillance cameras, and access control products.
The patent also mentions the possibility of forwarding sound or vision to a security center, or recording them. A pushbutton alarm system to contact police or others is also included. The patent cited other inventors, including Edward D. Phinney and Thomas J. Reardon, as well as RCA's Closed Circuit Television Systems, Book I, pp. 182-186, 1958 ...
The Texas School Marshal program that Perea leads is one of three in the state — looking to take school district employees — teachers, principals, librarians — and train them to be armed ...
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