发明名称 |
Device for video transmission between a camera and a control room |
摘要 |
The invention relates to a wireless camera system which comprises a camera 10 fitted with a transmitter 11 for sending images by radio frequency and a directional receiving antenna 12 for receiving the images from the transmitter 11. The camera 10 comprises an identification means which transmits a locating signal. The antenna 12 comprises a locating means 13 for locating the locating signal and a servo-control means for directing the antenna at the transmitter 11 of the camera 10. The invention also relates to the camera 10 and the antenna 12 individually.
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申请公布号 |
US7030906(B2) |
申请公布日期 |
2006.04.18 |
申请号 |
US20010825690 |
申请日期 |
2001.04.04 |
申请人 |
THOMSON LICENSING |
发明人 |
AUFFRET ERIC |
分类号 |
H04N5/222;H04N7/18;G01S3/783;G01S3/786;H01Q1/12;H01Q3/02;H04N5/232;H04N5/28;H04N5/38;H04N5/44 |
主分类号 |
H04N5/222 |
代理机构 |
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代理人 |
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主权项 |
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地址 |
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