Communications

Telecommunications

Transmitter-receiver Feedback Compensation

No:6745003

Adaptive cancellation for wireless repeaters

No:5630223

Adaptive method and apparatus for eliminating interference between radio transceivers

No:7130579

Adaptive radio transceiver with a wide tuning range vco

No:6308051

Antenna duplexer

No:4233607

Apparatus and method for improving r.f. isolation between adjacent antennas

No:6493537

Apparatus and method for preventing oscillations in a radio repeater device

No:6311045

Apparatus for signal isolation in a radio transmitter-receiver

No:4991164

Automatic transmit power level control in radio links

No:5963847

Booster system

No:2864943

Central station interrogation via relays of unattended data satellites which answer back

No:7072614

Communication device

No:6385435

Coupled interference concellation system for wideband repeaters in a cellular system

No:7088953

Coverage area signature in an on-frequency repeater

No:7409186

Detection and elimination of oscillation within cellular network amplifiers

No:6591086

Enhanced time division duplexing (tdd) transceiver circuitry

No:6868278

Fast adaptive power control for a variable multirate communications system

No:7363004

Feedback information for controlling transmission in a communication system

No:6229992

Full-duplex radio transmitter/receiver

No:6597102

Glass bulb for a cathode ray tube and cathode ray tube

No:6934511

Integrated repeater

No:7336930

Interference cancellation in wireless relaying networks

No:6141539

Isolation improvement circuit for a dual-polarization antenna

No:4475243

Isolation method and apparatus for a same frequency repeater

No:5115514

Measuring and controlling signal feedback between the transmit and receive antennas of a communications booster

No:6771931

Method and an apparatus for passive interference cancellation

No:5444864

Method and apparatus for cancelling in-band energy leakage from transmitter to receiver

No:7355993

Method and apparatus for forward link gain control in a power controlled repeater

No:6963760

Method and apparatus for generating dtmf tones using voice-recognition commands during hands-free communication in a vehicle

No:4363129

Method and means of minimizing simulcast distortion in a receiver when using a same-frequency repeater

No:4383331

Method and means of preventing oscillations in a same-frequency repeater

No:7340280

Method of configuring base station, and base station

No:6535723

Method of power control for a wireless communication system having multiple information rates

No:7310499

Method, apparatus and system for handling unreliable feedback information in a wireless network

No:6993296

Multimode background scans of different communication systems on similar frequencies

No:4041389

Nonfrequency-converting microwave radio repeater using a low power consumption amplifier

No:4701935

One frequency repeater for a digital microwave radio system with cancellation of transmitter-to-receiver interference

No:4789993

One frequency repeater for a digital radio system

No:7239850

Optimizing the protection of wireless local area networks with real-time, flexible, perimeter sensor feedback

No:7403853

Position determination system for movable objects or personnel using gps/tv location technology integrated with inertial navigation system

No:7043203

Process for re-transmitting single frequency signals and a single frequency signal repeater

No:7123941

Radio lan master station system

No:2272312

Radio relaying

No:5835848

Range repeater for a transmission system

No:7046960

Relay apparatus

No:4776032

Repeater for a same frequency with spillover measurement

No:3180938

Repeater terminal for frequency division multiplex communication systems

No:6011952

Self-interference cancellation for relayed communication networks

No:3696429

Signal cancellation system

No:4475246

Simulcast same frequency repeater system

No:7329505

Specific detection of proteolytic enzymes