Body-worn cameras in China: a survey

Body-worn cameras (BWCs) have been widely used all over the world in recent ten years. China is one of the earliest countries to deploy BWC system. In China, BWC has evolved from recording equipment for law enforcement to service BWC, working BWC and so on. Not only can public security men use BWC system to complement Skynet of the Ministry of Public Security, even to command and dispatch in public security affairs processing, but also other mandatory or service industries can get digital evidence by utilizing the system. From a technical point of view, we summarize BWCs in China. The emerging new wireless technology has driven BWC systems from single hardware equipment to systemization. Docking station is introduced and platform has evolved fast. To support more various services of transmission BWCs is the future direction of the development of BWC system.