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Class Information
Number: 330/311
Name: Amplifiers > With semiconductor amplifying device (e.g., transistor) > Including plural stages cascaded > Having different configurations
Description: Subject matter wherein at least one of the cascaded stages is of a different configuration from at least one of the other cascaded stages.
Patents under this class:
| Patent Number |
Title Of Patent |
Date Issued |
| 7456689 |
Amplifier circuit and gain control method thereof |
Nov. 25, 2008 |
| 7456691 |
Amplifier circuit with reduced temperature dependence of the gain |
Nov. 25, 2008 |
| 7446606 |
Methods and apparatus to provide slew enhancement for low power amplifiers |
Nov. 4, 2008 |
| 7446613 |
Power amplifier input structure having a differential output |
Nov. 4, 2008 |
| 7443245 |
High frequency power amplifier circuit and electronic component for high frequency power amplifier |
Oct. 28, 2008 |
| 7432767 |
Tunable low noise amplifier |
Oct. 7, 2008 |
| 7427898 |
Detecting amplifier out-of-range conditions |
Sep. 23, 2008 |
| 7420425 |
Power amplifier and method thereof |
Sep. 2, 2008 |
| 7421254 |
High linearity, high efficiency power amplifier with DSP assisted linearity optimization |
Sep. 2, 2008 |
| 7420420 |
FET bias circuit |
Sep. 2, 2008 |
| 7417575 |
High-bandwidth high-gain amplifier |
Aug. 26, 2008 |
| 7414481 |
Receiver with colpitts differential oscillator, colpitts quadrature oscillator, and common-gate low noise amplifier |
Aug. 19, 2008 |
| 7411454 |
Electron turbulence damping circuit for a complimentary-symmetry amplification unit |
Aug. 12, 2008 |
| 7400196 |
Ultra wide band, differential input/output, high frequency amplifier in an integrated circuit |
Jul. 15, 2008 |
| 7400198 |
Active circuit having improved linearity using multiple gated transistor |
Jul. 15, 2008 |
| 7397310 |
High-bandwidth high-gain amplifier |
Jul. 8, 2008 |
| 7397306 |
High-bandwidth high-gain amplifier |
Jul. 8, 2008 |
| 7397309 |
Bias circuit for a wideband amplifier driven with low voltage |
Jul. 8, 2008 |
| 7391269 |
Amplifying circuit |
Jun. 24, 2008 |
| 7388436 |
High-bandwidth high-gain amplifier |
Jun. 17, 2008 |
| 7378912 |
Cascode connection circuit |
May. 27, 2008 |
| 7378911 |
Wideband ultra low noise amplifier |
May. 27, 2008 |
| 7378910 |
Power amplifier for a transmitter |
May. 27, 2008 |
| 7368994 |
Class AB enhanced transconductance source follower |
May. 6, 2008 |
| 7362183 |
Amplifier circuit improved in linearity and frequency band |
Apr. 22, 2008 |
| 7352247 |
Triple cascode power amplifier of inner parallel configuration with dynamic gate bias technique |
Apr. 1, 2008 |
| 7345548 |
Radiofrequency amplifier device, in particular for cellular mobile telephone |
Mar. 18, 2008 |
| 7342453 |
Cascode circuit |
Mar. 11, 2008 |
| 7323939 |
Low noise amplifier for wideband tunable matching |
Jan. 29, 2008 |
| 7319364 |
Amplifier circuit having improved linearity and frequency band using multiple gated transistor |
Jan. 15, 2008 |
| 7312662 |
Cascode gain boosting system and method for a transmitter |
Dec. 25, 2007 |
| 7310016 |
Chopper-stabilized operational amplifier and method |
Dec. 18, 2007 |
| 7301403 |
Low noise amplifier with switch gain control |
Nov. 27, 2007 |
| 7298207 |
Automatic gain control for a multi-stage gain system |
Nov. 20, 2007 |
| 7292097 |
Amplifier and method for processing signals |
Nov. 6, 2007 |
| 7292102 |
Gain control scheme independent of process, voltage and temperature |
Nov. 6, 2007 |
| 7292099 |
Amplifier arrangement and method for operation of an amplifier arrangement |
Nov. 6, 2007 |
| 7288996 |
Apparatus and method reducing non-linearity in an output signal of an amplifier device |
Oct. 30, 2007 |
| 7286019 |
Method and system for amplifying a signal |
Oct. 23, 2007 |
| 7282995 |
Variable gain amplifier |
Oct. 16, 2007 |
| 7279986 |
Buffer amplifiers with enhanced efficiency |
Oct. 9, 2007 |
| 7279985 |
Regulated cascode amplifier with small-sized feed-back amplifier |
Oct. 9, 2007 |
| 7276976 |
Triple cascode power amplifier of inner parallel configuration with dynamic gate bias technique |
Oct. 2, 2007 |
| 7271663 |
Operational amplifier output stage and method |
Sep. 18, 2007 |
| 7265630 |
Millimeter-wave unilateral low-noise amplifier |
Sep. 4, 2007 |
| 7259632 |
Method for cascoding amplifiers by modulating isolated power supply reference points |
Aug. 21, 2007 |
| 7253689 |
Low distortion amplifier |
Aug. 7, 2007 |
| 7253690 |
Method and apparatus for an LNA with high linearity and improved gain control |
Aug. 7, 2007 |
| 7253688 |
Input matching circuit for multiband low noise amplifier |
Aug. 7, 2007 |
| 7248120 |
Stacked transistor method and apparatus |
Jul. 24, 2007 |
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