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2. Network video recorder - Wikipedia

   en.wikipedia.org/wiki/Network_Video_Recorder

   Simple NVR-based camera system. A network video recorder (NVR) is a specialized computer system that records video [1] to a disk drive, USB flash drive, memory card, or other mass storage device. An NVR itself contains no cameras, but connects to them through a network, typically as part of an IP video surveillance system.

3. Closed-circuit television - Wikipedia

   en.wikipedia.org/wiki/Closed-circuit_television

   In 2009, there were an estimated 15,000 CCTV systems in Chicago, many linked to an integrated camera network. [ 93 ] [ 94 ] [ 95 ] New York City's Domain Awareness System has 6,000 video surveillance cameras linked together, [ 96 ] there are over 4,000 cameras on the subway system (although nearly half of them do not work), [ 97 ] and two ...

4. Hikvision - Wikipedia

   en.wikipedia.org/wiki/Hikvision

   Hikvision, Thermal & Optical Bi-spectrum Network Sphere Positioning System As of 31 December 2017 [update] Hikvision was owned by China Electronics Technology HIK Group Co., Ltd. (HIK Group, 中电海康集团有限公司 ), a wholly owned subsidiary of China Electronics Technology Group , which has a 39.59% stake.

5. IP camera - Wikipedia

   en.wikipedia.org/wiki/IP_camera

   An Internet Protocol camera, or IP camera, is a type of digital video camera that receives control data and sends image data via an IP network. They are commonly used for surveillance , but, unlike analog closed-circuit television (CCTV) cameras, they require no local recording device, only a local area network .

6. CES (annual technology trade show) - Wikipedia

   en.wikipedia.org/wiki/CES_(annual_technology...

   CES (/ ˌ s i. i. ˈ ɛ s /; formerly an initialism for Consumer Electronics Show) [3] is an annual trade show organized by the Consumer Technology Association (CTA). Held in January at the Las Vegas Convention Center in Winchester, Nevada, United States, the event typically hosts presentations of new products and technologies in the consumer electronics industry.

7. Mass surveillance in China - Wikipedia

   en.wikipedia.org/wiki/Mass_surveillance_in_China

   Mass surveillance in the People's Republic of China (PRC) is the network of monitoring systems used by the Chinese central government to monitor Chinese citizens.It is primarily conducted through the government, although corporate surveillance in connection with the Chinese government has been reported to occur.