Featured patents

Apparatus and Methods for Electronic Amplification
US 08836433 B2, Sept. 16, 2014, Integrated circuits, David Dening et al. / Skyworks Solutions, Inc. (Woburn, US)
A packaged integrated circuit comprising:…

Class-AB Radio Frequency Amplifier for Envelope Detector
US 08841968 B2, Sept. 23, 2014, Having signal feedback means, Janice Chiu et al. / Broadcom Corporation (Irvine, US)
An envelope detector comprising:…

Doherty Amplifier Circuit With Phase-Controlled Load Modulation
US 08779856 B2, July 15, 2014, Including plural amplifier channels, Saurabh Goel et al. / Infineon Technologies AG (Neubiberg, DE)
A Doherty amplifier circuit, comprising:…

High Voltage Driver Amplifier for Piezo Haptics
US 08680918 B2, March 25, 2014, Plural amplifier channels, David John Baldwin et al. / Texas Instruments Incorporated (Dallas, US)
An apparatus, comprising:…

Radio Frequency (RF) Amplifier Utilizing a Predistortion Circuit and Related Techniques
US 08610499 B2, Dec. 17, 2013, Hum or Noise or Distortion Bucking Introduced Into Signal Channel, Mark A. Royer / Auriga Measurement Systems, LLC (Chelmsford, US)
A radio frequency (RF) amplifier comprising:…

Class AB Amplifier With Resistive Level-Shifting Circuitry
US 08536947 B2, Sept. 17, 2013, Having push-pull amplifier stage, Tzu-wang Pan et al. / QUALCOMM Incorporated (San Diego, US)
An apparatus comprising:…

High Frequency Power Amplifier
US 08519795 B2, Aug. 27, 2013, Including plural amplifier channels, Jun Takaso et al. / Mitsubishi Electric Corporation (Tokyo, JP)
A high frequency power amplifier comprising:…

Free-Fly Class D Power Amplifier
US 08519791 B1, Aug. 27, 2013, Including Class D amplifier, Rahmi Hezar et al. / Texas Instruments Incorporated (Dallas, US)
An apparatus comprising:…

Cross Current Minimization
US 08471627 B2, June 25, 2013, Modulator-Demodulator-Type Amplifier, Nedialko Slavov / ST-Ericsson SA (Plan-les-Ouates, CH)
A method for minimizing cross current in an amplifier comprising switches,…

Capacitively-Coupled Distributed Amplifier With Baseband Performance
US 08451059 B1, May 28, 2013, Including distributed parameter-type coupling, Kevin W. Kobayashi / RF Micro Devices, Inc. (Greensboro, US)
A distributed amplifier (DA) comprising:…

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