LandOfFree - US Patents

Pulse or digital communications – Receivers

Quadrature demodulator for compensating for gain and phase...

Demodulators – Phase shift keying or quadrature amplitude demodulator – Including discrete semiconductor device

Quadrature demodulator having active filters formed with emitter

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

Quadrature demodulator operable over different IF frequencies

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

Quadrature demodulator quadrature demodulation method and...

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

Quadrature demodulator with phase-locked loop

Electricity: measuring and testing – Particle precession resonance – Spectrometer components

Quadrature detection circuit for nuclear magnetic resonance appa

Surgery – Diagnostic testing – Detecting nuclear – electromagnetic – or ultrasonic radiation

Quadrature detection coil for interventional MRI

Horology: time measuring systems or devices – Plural timepiece system or system device – With wireless synchronization

Quadrature detection method, quadrature detection device and...

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

Quadrature detection receiver with separate amplitude and phase

Pulse or digital communications – Receivers – Angle modulation

Quadrature detector and amplitude error correction method for qu

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

Quadrature detector using a double balanced differential circuit

Electricity: measuring and testing – Magnetic – Displacement

Quadrature detector with a hall effect element and a magnetoresi

Electricity: measuring and testing – Electrostatic field – Using modulation-type electrometer

Quadrature differential charge commutation sensor enabling...

Optics: measuring and testing – Range or remote distance finding – With photodetection

Quadrature diffractive encoder

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

Quadrature direct synthesis discrete time multi-tone generator

Miscellaneous active electrical nonlinear devices – circuits – and – Signal converting – shaping – or generating – Frequency or repetition rate conversion or control

Quadrature divide-by-three frequency divider and low voltage...

Miscellaneous active electrical nonlinear devices – circuits – and – Signal converting – shaping – or generating – Frequency or repetition rate conversion or control

Quadrature divider

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

Quadrature divider

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

Quadrature downconverter local oscillator leakage canceller