LandOfFree - US Patents

Wave transmission lines and networks – Plural channel systems – Having branched circuits

Quadrature combiner

Pulse or digital communications – Repeaters – Testing

Quadrature compensation for orthogonal signal channels

Measuring and testing – Instrument proving or calibrating – Speed – velocity – or acceleration

Quadrature compensation technique for vibrating gyroscopes

Measuring and testing – Instrument proving or calibrating – Speed – velocity – or acceleration

Quadrature compensation technique for vibrating gyroscopes

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

Quadrature correction method for analog television reception...

Electricity: measuring and testing – Measuring – testing – or sensing electricity – per se – Phase comparison

Quadrature correlation phase determining apparatus

Boots – shoes – and leggings

Quadrature correlation phase reversal pulse detector

Registers – Transfer mechanism – Traveling pawl

Quadrature correlation pulse detector

Oscillators – Solid state active element oscillator – Transistors

Quadrature coupled controllable oscillator and communication...

Oscillators – With frequency adjusting means – With voltage sensitive capacitor

Quadrature current frequency modulation oscillator

Pulse or digital communications – Receivers – Angle modulation

Quadrature demodulation circuit capable for canceling offset

Demodulators – Phase shift keying or quadrature amplitude demodulator

Quadrature demodulation circuit with a pseudo locked state...

Demodulators – Phase shift keying or quadrature amplitude demodulator – Input signal combined with local oscillator or carrier...

Quadrature demodulation circuit with carrier control loop

Demodulators – Amplitude modulation demodulator – Having specific distortion – noise or other interference...

Quadrature demodulation data receiver with phase error correctio

Demodulators – Phase shift keying or quadrature amplitude demodulator

Quadrature demodulation of a data sequence following a particula

Demodulators – Phase shift keying or quadrature amplitude demodulator

Quadrature demodulator

Pulse or digital communications – Repeaters – Testing

Quadrature demodulator

Pulse or digital communications – Receivers – Angle modulation

Quadrature demodulator

Demodulators – Phase shift keying or quadrature amplitude demodulator

Quadrature demodulator and interrogator