Featured patents

Differential Amplifying Circuit
US 08847683 B2, Sept. 30, 2014, Having field effect transistor, Noriaki Shirai / Fujitsu Limited (Kawasaki, JP)
A differential amplifying circuit comprising:…

Electronic Device, Fiber-Optic Communication System Comprising the Electronic Device and Method of Operating the Electronic Device
US 08841972 B2, Sept. 23, 2014, Including atomic particle or radiant energy impinging on a semiconductor, Gerd Schuppener / Texas Instruments Deutschland GmbH (Freising, DE)
An electronic device comprising…

Differential Stacked Output Stage for Power Amplifiers
US 08816769 B2, Aug. 26, 2014, Having field effect transistor, José Moreira / Intel Mobile Communications GmbH (Neubiberg, DE)
A power amplifier system comprising: an upper portion having an LC tank, wherein…

Semiconductor Integrated Circuit, and Reception Apparatus and Radio Communication Terminal Including Semiconductor Integrated Circuit
US 08816766 B2, Aug. 26, 2014, Sum and Difference Amplifiers, Yusaku Katsube et al. / Renesas Mobile Corporation (Tokyo, JP)
A semiconductor integrated circuit, comprising:…

Multi-Cascode Amplifier Bias Techniques
US 08779859 B2, July 15, 2014, Having different configurations, Wenjun Su et al. / QUALCOMM Incorporated (San Diego, US)
An apparatus comprising:…

High Efficiency Multiple Power Mode Linear Radio Frequency Power Amplifier
US 08749305 B2, June 10, 2014, Combined With Automatic Amplifier Disabling Switch Means, James M. Retz et al. / RF Micro Devices, Inc. (Greensboro, US)
A power amplifier device comprising:…

Digital Predistorter (DPD) Structure Based on Dynamic Deviation Reduction (DDR)-based Volterra Series
US 08564368 B1, Oct. 22, 2013, Hum or Noise or Distortion Bucking Introduced Into Signal Channel, Chunlong Bai / Telefonaktiebolaget L M Ericsson (Stockholm, SE)
A method of predistorting an input signal to compensate for non-linearities…

Wireless Communication Device and Semiconductor Package Device Having a Power Amplifier Therefor
US 08552800 B2, Oct. 8, 2013, Having field effect transistor, Gerard Bouisse / Freescale Semiconductor, Inc. (Austin, US)
A semiconductor package device comprising:…

Selective Narrowband Feedback for a Digital Predistorter
US 08536943 B2, Sept. 17, 2013, Hum or Noise or Distortion Bucking Introduced Into Signal Channel, Garrick Thomas Irvine / Telefonaktiebolaget LM Ericsson (Publ) (Stockholm, SE
A method of predistorting an input signal to a non-linear device to linearize…

Charge Pump Based Power Amplifier Envelope Power Supply and Bias Power Supply
US 08542061 B2, Sept. 24, 2013, With Control of Power Supply or Bias Voltage, David E. Jones et al. / RF Micro Devices, Inc. (Greensboro, US)
Circuitry comprising:…

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