Featured patents

Push-Pull Amplifier and Differential Push-Pull Amplifier
US 08847685 B2, Sept. 30, 2014, And field effect transistor, Werner Schelmbauer et al. / Intel Mobile Communications GmbH (Neubiberg, DE)
A push-pull amplifier, comprising:…

Attenuating Noise and Cross-Talk in an Audio System by Offsetting Outputs in Phase
US 08847682 B2, Sept. 30, 2014, Including Class D amplifier, Douglas E. Heineman et al.
A method for attenuating non-linear noise in an open-loop amplifier, the method…

Dual-Stage Continuous-Time Linear Equalizer
US 08810319 B1, Aug. 19, 2014, And equalizing means, Allen Chan et al. / Altera Corporation (San Jose, US)
An equalizer comprising:…

High Frequency Amplifier
US 08786369 B2, July 22, 2014, Including plural amplifier channels, Kazutaka Takagi / Kabushiki Kaisha Toshiba (Tokyo, JP)
A high frequency amplifier, comprising:…

Method of Controlling an Electroluminescent Display and Related Control Circuit
US 08803604 B2, Aug. 12, 2014, With Plural Amplifier Channels, Giovanni Conti et al. / STMicroelectronics S.R.L. (Agrate Brianza (MB), IT
A control circuit for generating at least upper and lower voltages that define…

Over-Current Protection for a Switch Mode Class D Audio Amplifier
US 08749303 B2, June 10, 2014, Modulator-Demodulator-Type Amplifier, Christophe Amadi et al. / Dialog Semiconductor GmbH (Kirchheim/Teck-Nabern, DE)
A method for detecting and solving an over-current situation of a pulse-width…

RF Power Amplifier Circuit With Mismatch Tolerance
US 08710925 B2, April 29, 2014, Bias control signal from input of amplifier, Serge Francois Drogi et al. / Quantance, Inc. (San Mateo, US)
A radio frequency (RF) power amplifier system comprising:…

System and Method for Controlling Radio Frequency Transmissions From an Electronic Device
US 08723598 B2, May 13, 2014, With printed circuits, Jun Xu et al. / Blackberry Limited (Waterloo, Ontario, CA)
An electronic circuit for reducing leakage of radio frequency signals…

High Frequency Power Amplifier
US 08692619 B2, April 8, 2014, Including particular biasing arrangement, Hiroaki Kawano et al. / Panasonic Corporation (Osaka, JP)
A high frequency power amplifier comprising:…

Apparatus and Methods for Amplifier Power Supply Control
US 08665021 B2, March 4, 2014, Having particular biasing arrangement, Mark Reisiger / Analog Devices, Inc. (Norwood, US)
An amplifier comprising:…

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