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2. Closed-circuit television - Wikipedia

   en.wikipedia.org/wiki/Closed-circuit_television

   Another early CCTV system was installed by Siemens AG at Test Stand VII in Peenemünde, Nazi Germany, in 1942, for observing the launch of V-2 rockets. [ 10 ] In the United States, the first commercial closed-circuit television system became available in 1949 from Remington Rand and designed by CBS Laboratories , called "Vericon". [ 11 ]

3. 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 ...

4. Surveillance - Wikipedia

   en.wikipedia.org/wiki/Surveillance

   The vast majority of computer surveillance involves the monitoring of data and traffic on the Internet. [9] In the United States for example, under the Communications Assistance For Law Enforcement Act, all phone calls and broadband Internet traffic (emails, web traffic, instant messaging, etc.) are required to be available for unimpeded real-time monitoring by federal law enforcement agencies.

5. BrickHouse Security - Wikipedia

   en.wikipedia.org/wiki/BrickHouse_Security

   BrickHouse Security sells hidden cameras under the Camscura brand. The company also markets a camera and sensor system designed specifically for home sharing sites such as Airbnb and HomeAway called MORzA Airbnb, to protect owners from renters misusing the properties. The system detects motion and movement that could indicate unwanted activity ...

6. Digital video recorder - Wikipedia

   en.wikipedia.org/wiki/Digital_video_recorder

   A DVR CCTV system provides a multitude of advanced functions over VCR technology including video searches by event, time, date and camera. There is also much more control over quality and frame rate allowing disk space usage to be optimized and the DVR can also be set to overwrite the oldest security footage should the disk become full.

7. Television advertisement - Wikipedia

   en.wikipedia.org/wiki/Television_advertisement

   A television advertisement (also called a commercial, spot, break, advert, or ad) is a span of television programming produced and paid for by an organization. It conveys a message promoting, and aiming to market, a product, service or idea.