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Your search returned 102 patents.
( 725/107 in Current US Classification ) |
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| Patent ID | Title | Date Filed |
| 5555015 | Wireless two way transmission between center and user stations via a relay
| March 20, 1995 |
| 5442472 | Fiber optic status monitoring system
| September 19, 1994 |
| 5309514 | Pulse generator including a memory for storing pulses for modulation on a carrier of a television signal
| June 1, 1992 |
| 5155590 | System for data channel level control
| March 20, 1990 |
| 5029334 | Process for transferring data packets
| March 21, 1990 |
| 4910791 | Monitoring and control of data communications
| April 14, 1988 |
| 4810898 | RF network isolation switch
| May 13, 1988 |
| 4776010 | Power supply control circuit in subscriber's terminal for control unit in subscriber's communication system
| December 16, 1985 |
| 4760597 | Technician set-up unit for and method of cable television converter installation and address assignment
| April 16, 1985 |
| 4558358 | Cable network monitoring system for CATV system
| May 27, 1982 |
| 4512033 | Remote level adjustment system for use in a multi-terminal communications system
| November 29, 1982 |
| 4475121 | Polling pattern generator for CATV system
| June 1, 1981 |
| 4461032 | CATV Service controller
| June 21, 1982 |
| 4418424 | Cable television transmission control system
| March 16, 1981 |
| 4413229 | Method and apparatus for remote indication of faults in coaxial cable R-F transmission systems
| June 2, 1981 |
| 4408345 | Remote line monitoring method and device for CATV system
| June 18, 1980 |
| 4404514 | Fault detection system as for locating faulty connections in a cable television system
| August 24, 1981 |
| 4385314 | Polling pattern generator for CATV system
| May 27, 1981 |
| 4365267 | Passive data monitor for use with polling pattern generator in CATV system
| May 27, 1981 |
| 4365249 | Line monitoring device in two-way data communication system
| September 29, 1980 |
| 4313132 | Cable TV security means
| October 31, 1979 |
| 4156847 | Method and apparatus for confirming transmission in bidirectional CATV system
| April 14, 1977 |
| 4057829 | Communications TV monitoring and control system
| August 6, 1975 |
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