| 摘要 |
A system having cell phone tracking integrated with video surveillance. The system may have one or more cameras for surveillance of a subject. The system may also have a detection mechanism with one or more antennas for picking up signals from a source of electromagnetic radiation. The source may be associated with the subject. The detection mechanism may determine direction, location and/or identity of the source. The source may be a cell phone. The present system may have one or more OCR readers, phone number extractors, video analytics, watchlist checkers, processors, databases, interfaces, and so forth, for obtaining information about the subject.
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