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Class Information
Number: 455/333
Name: Telecommunications > Receiver or analog modulated signal frequency converter > Frequency modifying or conversion > Particular frequency conversion structure or circuitry > Transistor or integrated circuit
Description: Systems wherein the frequency conversion means comprises an active element, three or more terminal device or devices constructed of a semiconductor material having a specific resistance, for example, of the order of that of germanium, silicon, selenium, etc. (e.g., transistor).










Patents under this class:
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Patent Number Title Of Patent Date Issued
8706056 High-frequency circuit module Apr. 22, 2014
8693974 MEMS based multiband receiver architecture Apr. 8, 2014
8688064 Low-complexity diversity reception Apr. 1, 2014
8676146 Electronic apparatus, dispersion adjustment method of IC internal component section of electronic apparatus and IC Mar. 18, 2014
8676117 Wireless IC device and component for wireless IC device Mar. 18, 2014
8676145 Mixer circuits for second order intercept point calibration Mar. 18, 2014
8670741 Mixer with high second-order and third-order intercept point Mar. 11, 2014
8660502 High frequency antenna switch module Feb. 25, 2014
8660505 Integrated transmitter with on-chip power distribution Feb. 25, 2014
8660514 Multiple mode RF circuit Feb. 25, 2014
8660515 Integrated wireless transceiver and audio processor Feb. 25, 2014
8649754 Integrated RF front end with stacked transistor switch Feb. 11, 2014
8649753 Method and system for using a microstrip to switch circuits in CMOS applications Feb. 11, 2014
8649749 RF receiver with voltage sampling Feb. 11, 2014
8644773 Multiband low noise amplifier (LNA) with parallel resonant feedback Feb. 4, 2014
8638249 System and method for high input capacitive signal amplifier Jan. 28, 2014
8639192 RF feedback receiver arrangement, RF transmit arrangement and RF transceiver arrangement Jan. 28, 2014
8639193 Tri-state control for a line driver Jan. 28, 2014
8634787 Receiver and integrated AM-FM/IQ demodulators for gigabit-rate data detection Jan. 21, 2014
8634786 Receiver and integrated AM-FM/IQ demodulators for gigabit-rate data detection Jan. 21, 2014
8629698 Mixing circuit Jan. 14, 2014
8630603 Circuit and method for image frequency rejection Jan. 14, 2014
8626105 Mixer-amplifier for an RF receive chain Jan. 7, 2014
8626084 Area efficient concurrent matching transceiver Jan. 7, 2014
8600335 Receiver comprising a plurality of selectable receive paths Dec. 3, 2013
8594644 Device and method for executing reserved function in mobile communication terminal Nov. 26, 2013
8594610 Stacked CMOS power amplifier and RF coupler devices and related methods Nov. 26, 2013
8594609 Drain-pumped sub-harmonic mixer for millimeter wave applications Nov. 26, 2013
8594605 Semiconductor integrated circuit and operation method of the same Nov. 26, 2013
8593206 Up-conversion mixer having a reduced third order harmonic Nov. 26, 2013
8577322 Signal mixer having a single-ended input and a differential output Nov. 5, 2013
8577305 Circuits and methods for generating oscillating signals Nov. 5, 2013
8571512 Implementing a passive rotating harmonic rejection mixer (RHRM) for a TV tuner in an integrated circuit Oct. 29, 2013
8571513 Integrated circuit passive signal distribution Oct. 29, 2013
8571510 High linearity low noise receiver with load switching Oct. 29, 2013
8571142 System and method for non-crystal-based communications Oct. 29, 2013
8570100 Direct sampling circuit and receiver Oct. 29, 2013
8559906 System and method for providing a carbon nanotube mixer Oct. 15, 2013
8559907 Integrated RF front end with stacked transistor switch Oct. 15, 2013
8554166 Methods of operating electronic devices, and methods of providing electronic devices Oct. 8, 2013
8548416 Semiconductor chip and radio frequency circuit Oct. 1, 2013
8548411 Low-complexity diversity reception Oct. 1, 2013
8546939 RF module including control IC without the aid of a relay pad Oct. 1, 2013
8543079 Receiver and integrated AM-FM/IQ demodulators for gigabit-rate data detection Sep. 24, 2013
8538368 Dynamic power limiter circuit Sep. 17, 2013
8538363 Semiconductor integrated circuit and radio receiver Sep. 17, 2013
8538358 System and method for digitally controlling the launch of high-power broadband radio frequency waves with high linearity Sep. 17, 2013
8532601 Integrated low-IF terrestrial audio broadcast receiver and associated method Sep. 10, 2013
8532602 Switching system with linearizing circuit Sep. 10, 2013
8521106 Method and system for a sub-harmonic transmitter utilizing a leaky wave antenna Aug. 27, 2013

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