Improved multi-residence security systems combine distributed cameras with centralized image content processing and interactive monitoring. This particular combination improves cost-effectiveness by increasing the number of residences or other sites that a single operator can monitor, and by providing the operator with the ability to remotely communicate with an intruder.
Jerry K. Boyd - Tomball TX Yu C. Chang - Houston TX
Assignee:
FIP, Inc. - Houston TX
International Classification:
E21B 2300 E21B 3303
US Classification:
166 88
Abstract:
There are disclosed several alternate embodiments of wellhead apparatus of the type in which hydraulic fluid may be transmitted to and/or from a subsurface safety valve or other hydraulically operable device within the well through an annular space formed between the production tubing.
Wikipedia References
Yu Chang
Isbn (Books And Publications)
Making Quality Work: A Leadership Guide for the Results-Driven Manager