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Class Information
Number: 330/307
Name: Amplifiers > With semiconductor amplifying device (e.g., transistor) > Integrated circuits
Description: Subclass matter under having a combination of interconnected elements inseparably associated on or within a continuous substrate.
Patents under this class:
| Patent Number |
Title Of Patent |
Date Issued |
| 7459981 |
Circuits and methods for implementing transformer-coupled amplifiers at millimeter wave frequencies |
Dec. 2, 2008 |
| 7449947 |
Reduction of voltage spikes in switching half-bridge stages |
Nov. 11, 2008 |
| 7449956 |
Semiconductor device |
Nov. 11, 2008 |
| 7433656 |
Reducing flicker noise in two-stage amplifiers |
Oct. 7, 2008 |
| 7420418 |
Circuit for improving amplification and noise characteristics for MOSFET, and frequency mixer, amplifier and oscillator using the circuit |
Sep. 2, 2008 |
| 7388434 |
BTL amplifier |
Jun. 17, 2008 |
| 7382182 |
System for reducing calibration time of a power amplifier |
Jun. 3, 2008 |
| 7382198 |
Differential amplifier circuitry formed on semiconductor substrate with rewiring technique |
Jun. 3, 2008 |
| 7372336 |
Small-sized on-chip CMOS power amplifier having improved efficiency |
May. 13, 2008 |
| 7368998 |
Inductor element containing circuit board and power amplifier module |
May. 6, 2008 |
| 7365606 |
Receiving amplifier, in particular for television receivers, and use of the receiving amplifier |
Apr. 29, 2008 |
| 7348856 |
Semiconductor device |
Mar. 25, 2008 |
| 7348842 |
Multi-substrate RF module for wireless communication devices |
Mar. 25, 2008 |
| 7339428 |
Dual op amp IC with single low noise op amp configuration |
Mar. 4, 2008 |
| 7330077 |
Monolithically integrated power amplifier device |
Feb. 12, 2008 |
| 7323931 |
System and method for operating a feedback network |
Jan. 29, 2008 |
| 7315212 |
Circuits and methods for implementing transformer-coupled amplifiers at millimeter wave frequencies |
Jan. 1, 2008 |
| 7307479 |
Handset radiofrequency front end module in fine pitch quad flat no lead (FQFP-N) package |
Dec. 11, 2007 |
| 7298213 |
Input impedance matching circuit for low noise amplifier |
Nov. 20, 2007 |
| 7288995 |
Power amplifier of a transmitter |
Oct. 30, 2007 |
| 7286018 |
Transistor circuit |
Oct. 23, 2007 |
| 7282991 |
On-chip amplifier/line driver compensation circuit |
Oct. 16, 2007 |
| 7279977 |
Integrated circuit with resistive network having reduced mismatch |
Oct. 9, 2007 |
| 7279983 |
Output amplifier structure with bias compensation |
Oct. 9, 2007 |
| 7276975 |
Transistor integrated circuit apparatus |
Oct. 2, 2007 |
| 7274259 |
Layout structure of signal driver |
Sep. 25, 2007 |
| 7271649 |
DC offset calibration apparatus |
Sep. 18, 2007 |
| 7224232 |
RF power amplifier and method for packaging the same |
May. 29, 2007 |
| 7215206 |
Stacked RF power amplifier |
May. 8, 2007 |
| 7215205 |
Power amplifier arrangement and method for processing a radiofrequency signal |
May. 8, 2007 |
| 7215204 |
Intelligent high-power amplifier module |
May. 8, 2007 |
| 7202749 |
AC coupling technique for improved noise performance and simple biasing |
Apr. 10, 2007 |
| 7193463 |
Driver circuit |
Mar. 20, 2007 |
| 7187238 |
Circuit for adjusting the operating point of multiple gate field effect transistors |
Mar. 6, 2007 |
| 7180373 |
High frequency power amplifier module and semiconductor integrated circuit device |
Feb. 20, 2007 |
| 7161433 |
High-frequency amplifier |
Jan. 9, 2007 |
| 7148751 |
Handset radiofrequency front end module in fine pitch quad flat no lead (FQFP-N) package |
Dec. 12, 2006 |
| 7148752 |
Integrated power amplifier module with power sensor |
Dec. 12, 2006 |
| 7142058 |
On-chip temperature compensation circuit for an electronic device |
Nov. 28, 2006 |
| 7132893 |
Selectable gain amplifier |
Nov. 7, 2006 |
| 7126426 |
Cascode amplifier structures including wide bandgap field effect transistor with field plates |
Oct. 24, 2006 |
| 7123093 |
Semiconductor integrated circuit |
Oct. 17, 2006 |
| 7116175 |
Semiconductor device |
Oct. 3, 2006 |
| 7110718 |
Phase distortion using MOS nonlinear capacitance |
Sep. 19, 2006 |
| 7088184 |
High frequency amplifier in an integrated circuit |
Aug. 8, 2006 |
| 7088186 |
High-frequency power amplifier module |
Aug. 8, 2006 |
| 7064615 |
Method and apparatus for doherty amplifier biasing |
Jun. 20, 2006 |
| 7053718 |
Stacked RF power amplifier |
May. 30, 2006 |
| 7030698 |
High-frequency power amplifier |
Apr. 18, 2006 |
| 7009455 |
Tunable power amplifier matching circuit |
Mar. 7, 2006 |
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