Title: Urban road traffic congestion detecting alarm system and operation method thereof
Application Number: 200610047261 Application Date: 2006.07.18
Publication Number: 1928948 Publication Date: 2007.03.14
Approval Pub. Date: Granted Pub. Date:
International Classifi-cation: G08G1/097;G08G1/07;G06F17/30
Applicant(s) Name: Jiang Tingshun Address:
Inventor(s) Name:
Attorney & Agent: wangli yang
Abstract:
    The urban road traffic block detection and alarm system comprises: a vehicle detector, a traffic signal control system, and the analysis and alarm computer with corresponding database and program. Wherein, it first builds the state monitor list for vehicle detector, real-time modifies the list according to received current traffic light stage and the detector state; then, it analyzes the data in list to send block alarm for that the detection time window is occupied continually from the green light to alarm threshold time, or cancels the alarm for the detection time window frees more than 3s from the green light to alarm threshold time.
Time: 10
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