LandOfFree - US Patents - Listing for Telecommunications

Telecommunications – Transmitter and receiver at same station – Radiotelephone equipment detail

Wristwatch type cellular phone

Telecommunications – Receiver or analog modulated signal frequency converter – Cabinet – housing – or chassis structure

Wristwatch-type communication device and antenna therefor

Telecommunications – Receiver or analog modulated signal frequency converter – With wave collector

Wristwatch-type selective calling receiver

Telecommunications – Receiver or analog modulated signal frequency converter – Frequency modifying or conversion

Zero if down converter with even order harmonic suppression

Telecommunications – Receiver or analog modulated signal frequency converter – Frequency modifying or conversion

Zero if radio receiver for intermittent operation

Telecommunications – Receiver or analog modulated signal frequency converter – Noise or interference elimination

Zero IF receiver employing, in quadrature related signal paths,

Telecommunications – Receiver or analog modulated signal frequency converter – Frequency modifying or conversion

Zero IF receivers

Telecommunications – Receiver or analog modulated signal frequency converter – Squelch

Zero intermediate frequency noise blanker

Telecommunications – Receiver or analog modulated signal frequency converter – Local control of receiver operation

Zero intermediate frequency receiver having an automatic gain co

Telecommunications – Receiver or analog modulated signal frequency converter – Frequency or phase modulation

Zero-IF receiver wih feedback loop for suppressing interfering s

Telecommunications – Receiver or analog modulated signal frequency converter – Local control of receiver operation

Zerox-IF receiver with tracking second local oscillator and demo

Telecommunications – Transmitter and receiver at separate stations – Short range rf communication

Zigbee device using neighbor table and data transmission...

Telecommunications – Radiotelephone system – Zoned or cellular telephone system

Zone selection method for mobile radio communication system

Telecommunications – Transmitter and receiver at same station – With frequency stabilization

Zone switching system for a frequency synthesized transceiver

Telecommunications – Transmitter and receiver at separate stations

Zoned data communications system for communicating message signa