LandOfFree - US Patents

Pulse or digital communications – Receivers – Particular pulse demodulator or detector

Quadrature imbalance estimation using unbiased training...

Oscillators – Polyphase output

Quadrature LC voltage controlled oscillator with opposed...

Pulse or digital communications – Transmitters – Quadrature amplitude modulation

Quadrature LINC transmission method and apparatus

Oscillators – Beat frequency – Plural beating

Quadrature local oscillator generation for direct conversion...

Modulators – Phase shift keying modulator or quadrature amplitude modulator

Quadrature local oscillator network

Pulse or digital communications – Repeaters – Testing

Quadrature measurement and calibration of a vector modulator

Pulse or digital communications – Bandwidth reduction or expansion – Television or motion video signal

Quadrature mirror filter banks and method

Boots – shoes – and leggings

Quadrature mirror filters with staggered-phase subsampling

Coded data generation or conversion – Converter compensation

Quadrature mismatch compensation

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

Quadrature mixer circuit including three-input local mixers

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

Quadrature mixer circuits and mobile terminal using the same

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

Quadrature mixer circuits and mobile terminal using the same

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

Quadrature mixer method and apparatus

Communications: directive radio wave systems and devices (e.g. – With particular circuit – Complex signal

Quadrature mixture LO suppression via DSW DAC noise dither

Modulators – Phase shift keying modulator or quadrature amplitude modulator

Quadrature modular with adaptive suppression of carrier leakage

Modulators – Phase shift keying modulator or quadrature amplitude modulator

Quadrature modulated phase-locked loop

Pulse or digital communications – Transmitters

Quadrature modulation apparatus, method, program, and...

Telecommunications – Transmitter and receiver at separate stations – Single message via plural carrier wave transmission

Quadrature modulation arrangement with enhanced dynamic amplific

Pulse or digital communications – Repeaters – Testing

Quadrature modulation circuit