With the superhighway construction of the province ground class city in Guangdong completion

prima-rily focused on carry on now a mountain area highway and across province class highway construction

the road video frequency more and more

another with highway management the section is to higher request that the highway safety

service level put forward and the importance of the video is also more and more obvious.This paper discussed the mode of video images transmission about highway

simple describe the rationale、system constitute of every transmission method by using some examples.