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Class Information
Number: 330/310
Name: Amplifiers > With semiconductor amplifying device (e.g., transistor) > Including plural stages cascaded
Description: Subject matter including a plurality of stages of amplification, such that the input signal for each stage, except the first, is the output of the preceding stage.










Sub-classes under this class:

Class Number Class Name Patents
330/311 Having different configurations 736


Patents under this class:
1 2 3 4 5 6 7 8 9 10 11

Patent Number Title Of Patent Date Issued
8704600 Power amplifier Apr. 22, 2014
8704601 Class E power amplifier Apr. 22, 2014
8665022 Low noise-linear power distributed amplifier Mar. 4, 2014
8659357 Conditionally-stable operational amplifier with tunable wideband buffers Feb. 25, 2014
8653891 Collector boost Feb. 18, 2014
8648660 Amplifier with non-linear current mirror Feb. 11, 2014
8643437 Multi-input differential amplifier with dynamic transconductance compensation Feb. 4, 2014
8629727 Techniques on input transformer to push the OP1dB higher in power amplifier design Jan. 14, 2014
8629725 Power amplifier having a nonlinear output capacitance equalization Jan. 14, 2014
8624678 Output stage of a power amplifier having a switched-bulk biasing and adaptive biasing Jan. 7, 2014
8618884 High-frequency signal processing device Dec. 31, 2013
8614604 Amplifier inductor sharing for inductive peaking Dec. 24, 2013
8571496 Semiconductor device for signal amplification Oct. 29, 2013
8546939 RF module including control IC without the aid of a relay pad Oct. 1, 2013
8542064 Methods and apparatus to control power in a printer Sep. 24, 2013
8536939 Cross-coupled multipath feedforward operational amplifiers Sep. 17, 2013
8531240 Collector boost Sep. 10, 2013
8514025 Amplifier circuit and method of amplifying a signal in an amplifier circuit Aug. 20, 2013
8508302 Electronic circuit Aug. 13, 2013
8487706 Stacked linear power amplifier with capacitor feedback and resistor isolation Jul. 16, 2013
8471628 Amplifier with reduced output transients and method therefor Jun. 25, 2013
8461929 Power amplifier Jun. 11, 2013
8463226 Amplifiers and related receiver systems Jun. 11, 2013
8446218 Power amplifier and transmitter May. 21, 2013
8441320 Cancelation of gain change due to amplifier self-heating May. 14, 2013
8441322 Broadband linearization by elimination of harmonics and intermodulation in amplifiers May. 14, 2013
8437723 Amplifier circuit and communication device May. 7, 2013
8427240 Low-noise amplifier with gain enhancement Apr. 23, 2013
8427355 Time-interleaved pipelined-SAR analog to digital converter with low power consumption Apr. 23, 2013
8427241 High efficiency, high frequency amplifiers Apr. 23, 2013
8421537 Electronic circuit Apr. 16, 2013
8373509 Wide band LNA with noise canceling Feb. 12, 2013
8368462 Method, system, and apparatus for RF switching amplifier Feb. 5, 2013
8369906 Antenna compensation system and method in a communications device Feb. 5, 2013
8362836 Incremental gain amplifier Jan. 29, 2013
8362838 Multi-stage amplifier with multiple sets of fixed and variable voltage rails Jan. 29, 2013
8354885 Operational amplifier Jan. 15, 2013
8339205 Low power wide-band amplifier with reused current Dec. 25, 2012
8339204 Semiconductor device Dec. 25, 2012
8331895 Receiving circuit Dec. 11, 2012
8325752 Technique for sharing transmit and receive ports of a CMOS based transceiver Dec. 4, 2012
8324973 Low output impedance RF amplifier Dec. 4, 2012
8320854 Semiconductor device for signal amplification Nov. 27, 2012
8294523 Low distortion cascode amplifier circuit Oct. 23, 2012
8294522 Efficient amplification stage Oct. 23, 2012
8279008 CMOS millimeter-wave variable-gain low-noise amplifier Oct. 2, 2012
8264278 Amplifier Sep. 11, 2012
8264279 Electronic circuit Sep. 11, 2012
8248166 Triplet transconductor Aug. 21, 2012
8229377 Dual antenna communications device Jul. 24, 2012

1 2 3 4 5 6 7 8 9 10 11










 
 
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