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Current status of vehicle hard disk VCR

Current status of vehicle hard disk VCR

Richmor richmor.net 2018-02-02 15:58:13
Vehicle mounted hard disk recorder belongs to the market of traditional embedded hard disk recorder. It is a new special product developed with the application of digital video and audio coding technology on vehicle. Car DVR combines the advanced technology of digital video and audio codec, harsh environment and large capacity data storage, automotive electronics, wireless video network transmission, GPS satellite positioning, implementation of passenger transport industry, special vehicle industry and other related fields of audio and video monitoring.(4G MOBILE DVR supplier china)



Audio codec algorithm is currently the main Car DVR manufacturers choose to use: MPEG-2, MPEG-4, H.264, MJPEG, MPEG-2 and MJPEG compression rate is low, use less; H.264 encoding algorithm has the features of high compression rate, video stream is low, low bandwidth wireless network is currently the compatibility. Car DVR selection of compressed format direction. With the improvement of digital coding performance, the video resolution of the on-board hard disk VCR is also raised from CIF (352 x 288) to 2CIF (704 * 288), DCIF (528 * 384), and D1 (704 * 576).(Sd card MDVR manufacturer china)

For more information, please click Hard Disk MDVR wholesales china.