摄像机用配件

摄像机用配件

智能门禁

摄像机壳体

摄像机壳体

射灯

传感器

显示屏

智能门禁

摄像机壳体

采集站

投屏器

摄像机

Automatic disc changing and recording system

The embodiment of the utility model provides an automatic disc changing and recording system. The automatic disc changing and recording system comprises transfer equipment, recording equipment and control equipment, the transfer equipment comprises a horizontal rail located above the recording equipment and a mechanical arm arranged on the horizontal rail, and the mechanical arm is provided with a chuck capable of moving in the direction perpendicular to the horizontal rail; the recording equipment is used for receiving the video and/or audio data and recording the video and/or audio data to the blank optical disc in the CD driver tray; the control equipment is used for controlling the recording equipment to pop out and withdraw the CD-ROM tray; and the control module is also used for controlling the mechanical arm to move along the horizontal track, controlling the chuck to move along the direction perpendicular to the horizontal track and controlling the chuck to be opened and tightened ...

一种安全视频物联网密钥管理方法、装置和系统

... 本申请提供了一种安全视频物联网密钥管理方法、装置和系统。本实施例中，通过安全视频管理平台与密钥管理系统相结合，实现密钥管理系统在请求端每次需要VKEK时动态计算请求端所需的VKEK这一非持久化方式来代替现有持久化托管请求端的密钥，提供了非持久化的密钥管理，降低视频密钥存储所带来的空间消耗和时间消耗。 ...

去中心化的视频密钥管理方法、装置与系统

... 本申请提供一种去中心化的视频密钥管理方法、装置与系统，该方法包括：向监控平台发送二级主密钥获取请求；接收并保存所述监控平台发送的所述二级主密钥密文以及所述二级主密钥索引；当接收到视频采集设备发送的保护密钥获取请求时，生成保护密钥索引，并依据所述保护密钥索引、第二设备标识以及所述二级主密钥，生成保护密钥；对所述保护密钥进行加密，得到保护密钥密文，并将所述保护密钥密文以及所述保护密钥索引发送给所述视频采集设备。该方法可以实现去中心化视频密钥管理，降低网络负载，增强系统容错率和可维护性。 ...