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Class Information
Number: 330/289
Name: Amplifiers > With semiconductor amplifying device (e.g., transistor) > Including temperature compensation means
Description: Subject matter wherein temperature compensating means are utilized to protect or stabilize the amplifying device from changes in the ambient temperature.










Patents under this class:
1 2 3 4 5 6 7 8 9

Patent Number Title Of Patent Date Issued
8692619 High frequency power amplifier Apr. 8, 2014
8665015 Power amplifier circuit Mar. 4, 2014
8659358 Amplifier, transmission apparatus, and gate voltage determination method Feb. 25, 2014
8629783 Wireless telemetry electronic circuitry for measuring strain in high-temperature environments Jan. 14, 2014
8593224 Regulator and temperature compensation bias circuit for linearized power amplifier Nov. 26, 2013
8581664 Pulse electric power amplification apparatus Nov. 12, 2013
8565669 Methods and apparatus for power reduction in a transceiver Oct. 22, 2013
8559898 Embedded RF PA temperature compensating bias transistor Oct. 15, 2013
8531243 Bias controlling apparatus Sep. 10, 2013
8514020 Temperature compensated feedforward linearizer Aug. 20, 2013
8508300 Circuit for thermal protection in audio power amplifier and method thereof Aug. 13, 2013
8509629 High sensitivity two-stage amplifier Aug. 13, 2013
8447050 Thermal feedback for switch mode amplification May. 21, 2013
8441320 Cancelation of gain change due to amplifier self-heating May. 14, 2013
8427238 Performance optimization of power amplifier Apr. 23, 2013
8427227 Temperature compensation circuit Apr. 23, 2013
8390363 Circuit, trim and layout for temperature compensation of metal resistors in semi-conductor chips Mar. 5, 2013
8385854 Adaptive parametric power amplifier protection circuit Feb. 26, 2013
8362840 Apparatus and methods for biasing a power amplifier Jan. 29, 2013
8295794 System and method for power control for a surface acoustic wave (SAW) filter-less transmitter Oct. 23, 2012
8228122 Regulator and temperature compensation bias circuit for linearized power amplifier Jul. 24, 2012
8223036 Wireless telemetry electronic circuitry for measuring strain in high-temperature environments Jul. 17, 2012
8212605 Temperature compensation circuit Jul. 3, 2012
8188791 Programmable gain amplifier and transconductance compensation system May. 29, 2012
8183928 CMOS power amplifier and temperature compensation circuit thereof May. 22, 2012
8183927 Power amplifier May. 22, 2012
8183658 Field-effect transistor (FET) with embedded diode May. 22, 2012
8154345 Apparatus and method for current sensing using a wire bond Apr. 10, 2012
8149059 Method and apparatus for compensating for gain changes in an amplifier circuit Apr. 3, 2012
8126093 Method and system for process, voltage, and temperature (PVT) correction Feb. 28, 2012
8098100 Variable gain amplifiers Jan. 17, 2012
8040186 Radio frequency amplifier circuit and mobile communication terminal using the same Oct. 18, 2011
8022755 Amplifier with automatic gain profile control and calibration Sep. 20, 2011
8018280 Thermal regulation of a class-D audio amplifier Sep. 13, 2011
7994862 Circuit and method of temperature dependent power amplifier biasing Aug. 9, 2011
7991437 Method and apparatus for controlling output power in power amplifiers Aug. 2, 2011
7961049 Amplifier with compensated gate bias Jun. 14, 2011
7956689 Programmable gain amplifier and transconductance compensation system Jun. 7, 2011
7948317 Power amplifier integrated circuit with compensation mechanism for temperature and output power May. 24, 2011
7948320 Synchronized temperature protection for class-AB amplifiers May. 24, 2011
7872532 High-frequency power amplifier and communication device Jan. 18, 2011
7855603 Temperature compensated self-bias darlington pair amplifier Dec. 21, 2010
7840015 Thermal feedback for switch mode amplification Nov. 23, 2010
7795965 Cryogenic receiving amplifier and amplifying method Sep. 14, 2010
7778351 Tunable CMOS receiver apparatus Aug. 17, 2010
7768354 Radio-frequency power amplifier Aug. 3, 2010
7755429 System and method for dynamic drain voltage adjustment to control linearity, output power, and efficiency in RF power amplifiers Jul. 13, 2010
7733186 Bias circuit and amplifier using the same Jun. 8, 2010
7705658 Wave detector circuit Apr. 27, 2010
7696826 Temperature compensation of collector-voltage control RF amplifiers Apr. 13, 2010

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