T-carrier fiber optic modem
T-connection fiber-optic repeater
TDMA wireless telephone system with independently tracked...
Technique for determining a tuning frequency of an audio...
Technique for digital radio space diversity combining
Technique for sending faxes over cellular communications channel
Techniques for passive subharmonic mixing
Techniques to reduce radio frequency noise
Telecommunication system incorporating a vanadium redox...
Telecommunications using a tunable oscillator
Telephone subscriber station
Telephone subscriber station
Telephone with a demodulator circuit with an improved local...
Telephony device comprising a base station and at least a...
Television channel lock-out apparatus
Television channel lockout
Television receiver adaptable for descrambler module
Television receiver having an automatic radiofrequency resonant
Television receiver having multiplexed phase lock loop tuning sy
Television receiver including an integrated band selection...