Frequency synthesizers for supporting voice communication...
Frequency synthesizing type electronic tuner
Frequency tracking using inner and outer loops
Frequency transceiver for controlling intermediate frequency
Frequency translation circuit and method of translating
Frequency translation means
Frequency translation using optimized switch structures
Frequency tuned antenna assembly
Frequency-conversion mixer
Frequency-lock filtering receiver
Frequency-mixing method and frequency-mixing device using...
Frequency-selection device provided with a lock-on detector
Frequency-stabilized transceiver configuration
Frequency-timing control loop for wireless communication...
Front end circuits of FM receivers
Front end filter circuitry for a dual band GSM/DCS cellular phon
FSK modulator using IQ up-mixers and sinewave coded DACs
Full balun mixer
Full duplex lightwave communication system
Full-duplex antenna system and method