发明名称 |
Wireless traffic sensor system |
摘要 |
Embodiments of present invention provide a wireless traffic sensor system. The system includes a first and a second wireless traffic sensors being installed in ground along a vehicle passing path; and a battery charging unit in vicinity of the first and second wireless traffic sensors, wherein the battery charging unit converts solar power into a plurality of electrical pulses, the electrical pulses being transmitted to at least the first and second wireless traffic sensors; and wherein the first and second wireless traffic sensors convert the plurality of electrical pulses into DC power, the DC power being used in charging a rechargeable battery inside the first and second wireless traffic sensors respectively. |
申请公布号 |
US2015054662(A1) |
申请公布日期 |
2015.02.26 |
申请号 |
US201414121937 |
申请日期 |
2014.11.04 |
申请人 |
Wang Tongqing |
发明人 |
Wang Tongqing |
分类号 |
G08G1/01;H01F38/14;H02J7/02;G08G1/052;H02J5/00 |
主分类号 |
G08G1/01 |
代理机构 |
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代理人 |
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主权项 |
1. A wireless traffic sensor system comprising:
at least a first wireless traffic sensor (WTS) and a second WTS being installed in ground along a vehicle passing path; and a battery charging unit located in vicinity of said first and second wireless traffic sensors, wherein said battery charging unit converts solar power into a plurality of electrical pulses being transmitted to said first and second wireless traffic sensors; and wherein said first and second wireless traffic sensors use said plurality of electrical pulses in charging a rechargeable battery inside said first and second wireless traffic sensors respectively. |
地址 |
Newark CA US |