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VISCA utilizes a serial repeater network configuration to communicate between the PC (device #0) and up to 7 peripherals (#1 through #7). The daisy chain cable configuration means that a message walks the chain until it reaches the target device identified in the data packet. Responses then walk the rest of the way down the chain and back up ...
Hikvision has been listed on the Shenzhen Stock Exchange since 2010. [11] In October 2016, the company concluded a deal to use Movidius' computer vision technology. [12] In May 2017, Hikvision established Hikstorage, a subsidiary focused on the production of storage devices. [13]
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).
Computer-controlled cameras can identify, track, and categorize objects in their field of view. [142] Video content analysis , also referred to as video analytics, is the capability of automatically analyzing video to detect and determine temporal events not based on a single image, but rather object classification . [ 143 ]
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 ...
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Analog wireless is the transmission of audio and video signals using radio frequencies. Typically, analog wireless has a transmission range of around 300 feet (91 meters) in open space; walls, doors, and furniture will reduce this range.
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