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Class Information
Number: 330/124R
Name: Amplifiers > With plural amplifier channels (e.g., parallel amplifier channels)
Description:
Sub-classes under this class:
Patents under this class:
| Patent Number |
Title Of Patent |
Date Issued |
| 7619468 |
Doherty amplifier with drain bias supply modulation |
Nov. 17, 2009 |
| 7616054 |
Multiple output power mode amplifier |
Nov. 10, 2009 |
| 7616058 |
Radio frequency power combining |
Nov. 10, 2009 |
| 7612607 |
Small size power amplifier with amplifiers switched |
Nov. 3, 2009 |
| 7612612 |
Calibration circuitry and delay cells in rectilinear RF power amplifier |
Nov. 3, 2009 |
| 7605655 |
Highly linear differential amplifier with a novel resistive source degeneration network |
Oct. 20, 2009 |
| 7605648 |
Power amplifier |
Oct. 20, 2009 |
| 7602241 |
Multiband Doherty amplifier |
Oct. 13, 2009 |
| 7602927 |
Guitar amplifier with channel-dedicated power switching |
Oct. 13, 2009 |
| 7598805 |
Load insensitive balanced power amplifier and related operating method |
Oct. 6, 2009 |
| 7598809 |
RF power amplifier |
Oct. 6, 2009 |
| 7595688 |
High power commutating multiple output amplifier system |
Sep. 29, 2009 |
| 7592865 |
Power amplifier using power combiner |
Sep. 22, 2009 |
| 7589589 |
Power amplifying apparatus and mobile communication terminal |
Sep. 15, 2009 |
| 7560983 |
Multiple-path power amplifier |
Jul. 14, 2009 |
| 7557651 |
Dual transconductance amplifiers and differential amplifiers implemented using such dual transconductance amplifiers |
Jul. 7, 2009 |
| 7557652 |
Power amplifier system |
Jul. 7, 2009 |
| 7554394 |
Power amplifier circuit |
Jun. 30, 2009 |
| 7554407 |
Multi-mode power amplifier with low gain variation over temperature |
Jun. 30, 2009 |
| 7548733 |
Wireless transmitter having multiple power amplifier drivers (PADs) that are selectively biased to provide substantially linear magnitude and phase responses |
Jun. 16, 2009 |
| 7548111 |
Miniature dual band power amplifier with reserved pins |
Jun. 16, 2009 |
| 7548732 |
Power amplifier arrangement having two or more antenna coupling respective amplifiers to a supply potential |
Jun. 16, 2009 |
| 7541866 |
Enhanced doherty amplifier with asymmetrical semiconductors |
Jun. 2, 2009 |
| 7538609 |
Amplifier, transmitter arrangement having an amplifier and method for amplifying a signal |
May. 26, 2009 |
| 7525386 |
Active circuit having improved linearity using multiple gated transistor |
Apr. 28, 2009 |
| 7526261 |
RF power transmission, modulation, and amplification, including cartesian 4-branch embodiments |
Apr. 28, 2009 |
| 7521995 |
Inverted doherty amplifier with increased off-state impedence |
Apr. 21, 2009 |
| 7522672 |
Digital branch calibrator for an RF transmitter |
Apr. 21, 2009 |
| 7518448 |
Amplifier mode switch |
Apr. 14, 2009 |
| 7518449 |
Doherty amplifier |
Apr. 14, 2009 |
| 7514995 |
Standby and concurring system of a power amplifier and method for power amplifying |
Apr. 7, 2009 |
| 7514994 |
Amplifier with high output power dynamic |
Apr. 7, 2009 |
| 7511575 |
High-frequency power amplifier |
Mar. 31, 2009 |
| 7512387 |
Method and control system for controlling the output power of an RF amplifier system |
Mar. 31, 2009 |
| 7508268 |
Power amplifier and transmission and reception system |
Mar. 24, 2009 |
| 7498878 |
Multi-path doherty amplifier and control method of a multi-path doherty amplifier |
Mar. 3, 2009 |
| 7492222 |
Compound automatic gain control |
Feb. 17, 2009 |
| 7489197 |
Coupling net and MMIC amplifier |
Feb. 10, 2009 |
| 7486134 |
High efficiency load insensitive power amplifier |
Feb. 3, 2009 |
| 7486136 |
Power amplifier |
Feb. 3, 2009 |
| 7482894 |
Radial power divider/combiner using waveguide impedance transformers |
Jan. 27, 2009 |
| 7482868 |
Dual mode power amplifier |
Jan. 27, 2009 |
| 7477105 |
Amplifier arrangement and method for amplifying a signal |
Jan. 13, 2009 |
| 7474156 |
Impedance transformer for amplifier and amplifier including the same |
Jan. 6, 2009 |
| 7466203 |
Solid state microwave power amplifier |
Dec. 16, 2008 |
| 7459973 |
Method and apparatus for amplifying a signal modulated in amplitude |
Dec. 2, 2008 |
| 7456687 |
Amplifier unit and method of detecting failure in the same |
Nov. 25, 2008 |
| 7453320 |
Amplifier |
Nov. 18, 2008 |
| 7443233 |
DC offset cancellation apparatus |
Oct. 28, 2008 |
| 7444124 |
Adjustable segmented power amplifier |
Oct. 28, 2008 |
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