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Class Information
Number: 455/341
Name: Telecommunications > Receiver or analog modulated signal frequency converter > With particular receiver circuit > Amplifier
Description: Systems including amplifier means associated with sufficient significant circuitry so as to be limited to use in a receiver system.

Sub-classes under this class:

Class Number Class Name Patents
455/342 Reflex type 23

Patents under this class:
1 2 3 4 5

Patent Number Title Of Patent Date Issued
8687981 Method and system for split voltage domain transmitter circuits Apr. 1, 2014
8676148 Differential amplifier circuit and wireless receiving apparatus Mar. 18, 2014
8649738 High-frequency amplifier and radio communication apparatus Feb. 11, 2014
8649751 Receiver Feb. 11, 2014
8649754 Integrated RF front end with stacked transistor switch Feb. 11, 2014
8644773 Multiband low noise amplifier (LNA) with parallel resonant feedback Feb. 4, 2014
8639193 Tri-state control for a line driver Jan. 28, 2014
8626106 Method and apparatus of an input resistance of a passive mixer to broaden the input matching bandwidth of a common source/gate LNA Jan. 7, 2014
8611844 Low noise amplifier and method of input impedance control for terrestrial and cable modes Dec. 17, 2013
8611845 Enhanced flexibility coupler for RF power detection and control Dec. 17, 2013
8606213 Power amplifier with matching transformer Dec. 10, 2013
8606321 High-selectivity low noise receiver front end Dec. 10, 2013
8600335 Receiver comprising a plurality of selectable receive paths Dec. 3, 2013
8588681 Semiconductor device performing signal transmission by using inductor coupling Nov. 19, 2013
8577325 Low noise amplifier having both ultra-high linearity and low noise characteristic and radio receiver including the same Nov. 5, 2013
8577322 Signal mixer having a single-ended input and a differential output Nov. 5, 2013
8571152 Power-saving apparatus used for wireless communication receiver and system, and method using the same Oct. 29, 2013
8571510 High linearity low noise receiver with load switching Oct. 29, 2013
8559907 Integrated RF front end with stacked transistor switch Oct. 15, 2013
8520785 Multimode receiver with a translational loop for input matching Aug. 27, 2013
8509290 Closed-loop digital power control for a wireless transmitter Aug. 13, 2013
8503967 Amplifier and associated receiver Aug. 6, 2013
8503960 Amplifier and associated receiver Aug. 6, 2013
8494476 Monolithic LNA support IC Jul. 23, 2013
8489030 Radio apparatus having first and second amplifiers and which performs direct current offset correction of the first and second amplifiers Jul. 16, 2013
8489035 Radio communication transceiver Jul. 16, 2013
8472898 Power amplifiers with improved efficiency over power control Jun. 25, 2013
8472899 Power control for linear and class AB power amplifiers Jun. 25, 2013
8462754 Antenna sharing for radio frequency signals in same frequency bands Jun. 11, 2013
8447259 Mode-switching low-noise amplifier and wide-band RF receiver May. 21, 2013
8442464 Low noise amplifier and mixer May. 14, 2013
8437719 Method and system for multiple tuner application using a low noise broadband distribution amplifier May. 7, 2013
8437723 Amplifier circuit and communication device May. 7, 2013
8428580 Aviation cellular communications system and method Apr. 23, 2013
8422977 Programmable filter Apr. 16, 2013
8422979 Method and system for low-noise, highly-linear receiver front-end Apr. 16, 2013
8422981 Multi-band low noise amplifier and multi-band radio frequency receiver including the same Apr. 16, 2013
8385877 Fully integrated compact cross-coupled low noise amplifier Feb. 26, 2013
8374566 Integrated wideband RF tracking filter for RF front end with parallel band switched tuned amplifiers Feb. 12, 2013
8374560 Method and system for processing signals in a high performance receive chain Feb. 12, 2013
8358991 Transconductance enhanced RF front-end Jan. 22, 2013
8351885 Auto-tuning system for an On-Chip RF filter Jan. 8, 2013
8331886 Dynamic scalable concurrent communication and multi-core receiver architecture Dec. 11, 2012
8326253 Method and system for power amplifier (PA) with on-package matching transformer Dec. 4, 2012
8320864 Method and system for multiple tuner application using a low noise broadband distribution amplifier Nov. 27, 2012
8320855 Probability optimized power amplifier module and transmitter Nov. 27, 2012
RE43820 RF circuit module and chassis including amplifier Nov. 20, 2012
8306495 Semiconductor device Nov. 6, 2012
8295774 Methods and apparatuses for providing a stable wideband noise signal Oct. 23, 2012
8275339 Fixed point FIR filter with adaptive truncation and clipping and wireless mobile station using same Sep. 25, 2012

1 2 3 4 5

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