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2. List of U.S. security clearance terms - Wikipedia

   en.wikipedia.org/wiki/List_of_U.S._security...

   Security clearances can be issued by many United States of America government agencies, including the Department of Defense (DoD), the Department of State (DOS), the Department of Homeland Security (DHS), the Department of Energy (DoE), the Department of Justice (DoJ), the National Security Agency (NSA), and the Central Intelligence Agency (CIA).

3. MegaVision (cameras) - Wikipedia

   en.wikipedia.org/wiki/MegaVision_(cameras)

   MegaVision was the first company to produce a digital camera back for sale, using a 4 megapixel vidicon tube behind a Cambo technical view camera. MegaVision has always produced the capture software that controls their camera hardware. MegaVision produced the first live focus video in a digital still camera porting video over twisted pair wires ...

4. United States security clearance - Wikipedia

   en.wikipedia.org/wiki/United_States_security...

   A United States security clearance is an official determination that an individual may access information classified by the United States Government.Security clearances are hierarchical; each level grants the holder access to information in that level and the levels below it.

5. IP camera - Wikipedia

   en.wikipedia.org/wiki/IP_camera

   The first centralized IP camera, the AXIS Neteye 200, was released in 1996 by Axis Communications. [3] Although the product was advertised to be accessible from anywhere with an internet connection, [4] the camera was not capable of streaming real-time video, and was limited to returning a single image for each request in the Common Intermediate Format (CIF).

6. Closed-circuit television - Wikipedia

   en.wikipedia.org/wiki/Closed-circuit_television

   The system is used by Chicago's Office of Emergency Management in case of an emergency call: it detects the caller's location and instantly displays the real-time video feed of the nearest security camera to the operator, not requiring any user intervention. While the system is far too vast to allow complete real-time monitoring, it stores the ...

7. Closed-circuit television camera - Wikipedia

   en.wikipedia.org/wiki/Closed-circuit_television...

   These cameras do not require a video capture card because they work using a digital signal which can be saved directly to a computer. The signal is compressed 5:1, but DVD quality can be achieved with more compression (MPEG-2 is standard for DVD-video, and has a higher compression ratio than 5:1, with a slightly lower video quality than 5:1 at best, and is adjustable for the amount of space to ...