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Class Information
Number: 330/9
Name: Amplifiers > With periodic switching input-output (e.g., for drift correction)
Description: Subject matter including a periodic switching means common to the input and output circuits of the amplifier.
Patents under this class:
| Patent Number |
Title Of Patent |
Date Issued |
| 8115539 |
Operational amplifier |
Feb. 14, 2012 |
| 8111097 |
Device with reconfigurable continuous and discrete time functionality |
Feb. 7, 2012 |
| 8111098 |
Segmented linear FM power amplifier |
Feb. 7, 2012 |
| 8102204 |
Amplifiers with input offset trim and methods |
Jan. 24, 2012 |
| 8102203 |
Offset cancellation in a capacitively coupled amplifier |
Jan. 24, 2012 |
| 8098087 |
Method and apparatus for standby voltage offset cancellation |
Jan. 17, 2012 |
| 8099073 |
Noise reduction in amplifier circuitry using single-sideband chopper stabilization |
Jan. 17, 2012 |
| 8072261 |
Power amplifier |
Dec. 6, 2011 |
| 8072262 |
Low input bias current chopping switch circuit and method |
Dec. 6, 2011 |
| 8044686 |
Comparator circuit for generating binarized data |
Oct. 25, 2011 |
| 8031001 |
Differential amplifier, reference voltage generating circuit, differential amplifying method, and reference voltage generating method |
Oct. 4, 2011 |
| 8026761 |
Instrumentation amplifier calibration method, system and apparatus |
Sep. 27, 2011 |
| 8026760 |
Gain enhanced switched capacitor circuit and method of operation |
Sep. 27, 2011 |
| 8026759 |
Multistage amplifying circuit |
Sep. 27, 2011 |
| 8018274 |
Switched capacitor amplifier circuit with clamping |
Sep. 13, 2011 |
| 8013671 |
Semiconductor integrated circuit |
Sep. 6, 2011 |
| 8013679 |
Operational amplifier |
Sep. 6, 2011 |
| 8008968 |
Multipath amplifier |
Aug. 30, 2011 |
| 8004353 |
Circuit |
Aug. 23, 2011 |
| 7973684 |
Self auto-calibration of analog circuits in a mixed signal integrated circuit device |
Jul. 5, 2011 |
| 7973596 |
Low-noise, low-power, low drift offset correction in operational and instrumentation amplifiers |
Jul. 5, 2011 |
| 7969342 |
Differential amplifier and data driver employing the differential amplifier |
Jun. 28, 2011 |
| 7965139 |
Amplifier offset and noise reduction in a multistage system |
Jun. 21, 2011 |
| 7965208 |
Auto ranging system and method for analog signal |
Jun. 21, 2011 |
| 7961041 |
System and method for generating a reference voltage |
Jun. 14, 2011 |
| 7961042 |
Amplifier circuit and magnetic sensor |
Jun. 14, 2011 |
| 7956689 |
Programmable gain amplifier and transconductance compensation system |
Jun. 7, 2011 |
| 7956680 |
Low-noise DC offset calibration circuit and related receiver stage |
Jun. 7, 2011 |
| 7956679 |
Differential amplifier with offset voltage trimming |
Jun. 7, 2011 |
| 7944287 |
Low-noise, wide offset range, programmable input offset amplifier front end and method |
May. 17, 2011 |
| 7944288 |
Switched-capacitor amplifier arrangement having a low input current |
May. 17, 2011 |
| 7940105 |
High-resolution parametric signal restoration |
May. 10, 2011 |
| 7924088 |
Offset voltage calibration method and apparatus and amplifier thereof |
Apr. 12, 2011 |
| 7924089 |
Offset voltage correction circuit and class D amplifier |
Apr. 12, 2011 |
| 7920025 |
Operational amplifier and method of driving liquid crystal display |
Apr. 5, 2011 |
| 7920022 |
Switched capacitor system with and method for output glitch reduction |
Apr. 5, 2011 |
| 7919992 |
Charge recycling amplifier for a high dynamic range CMOS imager |
Apr. 5, 2011 |
| 7911254 |
Offset correction device and method |
Mar. 22, 2011 |
| 7907007 |
Commutating auto zero amplifier |
Mar. 15, 2011 |
| 7902900 |
Limiting amplifiers |
Mar. 8, 2011 |
| 7898313 |
Signal offset cancellation |
Mar. 1, 2011 |
| 7898323 |
Amplifying circuit with offset compensation |
Mar. 1, 2011 |
| 7898329 |
Common-mode robust high-linearity analog switch |
Mar. 1, 2011 |
| 7888996 |
Chopper stabilized operational amplifier |
Feb. 15, 2011 |
| 7888995 |
Differential amplifier circuit having offset adjustment circuit |
Feb. 15, 2011 |
| 7880537 |
Operational amplifier, line driver, and liquid crystal display device |
Feb. 1, 2011 |
| 7880538 |
Switched-capacitor amplifier arrangement and method |
Feb. 1, 2011 |
| 7876153 |
Transconductor circuit |
Jan. 25, 2011 |
| 7868691 |
Commutating amplifier with wide dynamic range |
Jan. 11, 2011 |
| 7859342 |
Differential amplifier circuit, operational amplifier circuit, light-receiving amplifier circuit using the same, function selection circuit, and light-receiving circuit using the same |
Dec. 28, 2010 |
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