Assignee
GCT SEMICONDUCTOR INC
US·45 granted patents·6 pending applications·1,137 citations·filing 1998–2025
Top patents by PatentIndex Score
51 records- 0198US6498927B2Automatic gain control method for highly integrated communication receiverGCT SEMICONDUCTOR INC·Filed 2001·Granted Dec 24, 2002·169 cites·18 claims
- 0297US6510185B2Single chip CMOS transmitter/receiverGCT SEMICONDUCTOR INC·Filed 2001·Granted Jan 21, 2003·79 cites·19 claims
- 0395US6424192B1Phase lock loop (PLL) apparatus and methodGCT SEMICONDUCTOR INC·Filed 2000·Granted Jul 23, 2002·71 cites·24 claims
- 0494US6876266B2LC oscillator with wide tuning range and low phase noiseGCT SEMICONDUCTOR INC·Filed 2003·Granted Apr 5, 2005·45 cites·50 claims
- 0594US6512408B2Mixer structure and method for using sameGCT SEMICONDUCTOR INC·Filed 2001·Granted Jan 28, 2003·62 cites·20 claims
- 0694US6335952B1Single chip CMOS transmitter/receiverGCT SEMICONDUCTOR INC·Filed 1998·Granted Jan 1, 2002·81 cites·32 claims
- 0793US6483355B1Single chip CMOS transmitter/receiver and method of using sameGCT SEMICONDUCTOR INC·Filed 2000·Granted Nov 19, 2002·59 cites·23 claims
- 0892US6781424B2Single chip CMOS transmitter/receiver and method of using sameGCT SEMICONDUCTOR INC·Filed 2002·Granted Aug 24, 2004·56 cites·36 claims
- 0992US6657498B2Variable gain low-noise amplifier for a wireless terminalGCT SEMICONDUCTOR INC·Filed 2002·Granted Dec 2, 2003·55 cites·28 claims
- 1092US6553089B2Fractional-N frequency synthesizer with fractional compensation methodGCT SEMICONDUCTOR INC·Filed 2001·Granted Apr 22, 2003·59 cites·46 claims
- 1192US6313688B1Mixer structure and method of using sameGCT SEMICONDUCTOR INC·Filed 2000·Granted Nov 6, 2001·49 cites·20 claims
- 1291US6424222B1Variable gain low noise amplifier for a wireless terminalGCT SEMICONDUCTOR INC·Filed 2001·Granted Jul 23, 2002·50 cites·22 claims
- 1390US8018990B2Apparatus for measuring in-phase and quadrature (IQ) imbalanceGCT SEMICONDUCTOR INC·Filed 2008·Granted Sep 13, 2011·26 cites·23 claims
- 1487US6704383B2Sample and hold type fractional-N frequency synthesizerGCT SEMICONDUCTOR INC·Filed 2001·Granted Mar 9, 2004·38 cites·33 claims
- 1586US7436265B2Clock generator and clock generating method using delay locked loopGCT SEMICONDUCTOR INC·Filed 2007·Granted Oct 14, 2008·15 cites·18 claims
- 1684US7202741B2Highly linear variable gain amplifierGCT SEMICONDUCTOR INC·Filed 2005·Granted Apr 10, 2007·14 cites·33 claims
- 1783US7512390B2System and method for tuning a frequency generator using an LC oscillatorGCT SEMICONDUCTOR INC·Filed 2005·Granted Mar 31, 2009·11 cites·48 claims
- 1882US6850748B2RF front end with reduced carrier leakageGCT SEMICONDUCTOR INC·Filed 2002·Granted Feb 1, 2005·25 cites·33 claims
- 1982US6756828B2Phase lock loop (PLL) apparatus and methodGCT SEMICONDUCTOR INC·Filed 2002·Granted Jun 29, 2004·19 cites·23 claims
- 2080US6952125B2System and method for suppressing noise in a phase-locked loop circuitGCT SEMICONDUCTOR INC·Filed 2003·Granted Oct 4, 2005·27 cites·40 claims
- 2180US6404277B1Gm-C tuning circuit with filter configurationGCT SEMICONDUCTOR INC·Filed 2000·Granted Jun 11, 2002·16 cites·20 claims
- 2279US7190236B2Apparatus and method of oscillating wideband frequencyGCT SEMICONDUCTOR INC·Filed 2005·Granted Mar 13, 2007·11 cites·23 claims
- 2378US7003265B2System and method for filtering signals in a transceiverGCT SEMICONDUCTOR INC·Filed 2004·Granted Feb 21, 2006·18 cites·31 claims
- 2476US6754478B1CMOS low noise amplifierGCT SEMICONDUCTOR INC·Filed 2000·Granted Jun 22, 2004·16 cites·27 claims
- 2573US9231632B2Apparatus for interference cancellation in MIMO receiver, method for interference cancellation in MIMO receiver and MIMO receiverGCT SEMICONDUCTOR INC·Filed 2014·Granted Jan 5, 2016·4 cites·17 claims
- 2673US6538498B2Gm-C tuning circuit with filter configurationGCT SEMICONDUCTOR INC·Filed 2002·Granted Mar 25, 2003·14 cites·29 claims
- 2765US7560960B2Frequency synthesizer using two phase locked loopsGCT SEMICONDUCTOR INC·Filed 2007·Granted Jul 14, 2009·5 cites·19 claims
- 2865US7515662B2Method for compensating for gain ripple and group delay characteristics of filter and receiving circuit embodying the sameGCT SEMICONDUCTOR INC·Filed 2007·Granted Apr 7, 2009·3 cites·17 claims
- 2964US7995645B2Apparatus for measuring in-phase and quadrature (IQ) imbalanceGCT SEMICONDUCTOR INC·Filed 2008·Granted Aug 9, 2011·3 cites·21 claims
- 3064US7035351B1Automatic gain control loop apparatusGCT SEMICONDUCTOR INC·Filed 2000·Granted Apr 25, 2006·13 cites·30 claims
- 3162US6963620B2Communication transmitter using offset phase-locked-loopGCT SEMICONDUCTOR INC·Filed 2002·Granted Nov 8, 2005·8 cites·7 claims
- 3258US9065703B2Receiver using impedance shapingGCT SEMICONDUCTOR INC·Filed 2013·Granted Jun 23, 2015·2 cites·20 claims
- 3358US7945208B2Radio frequency integrated circuitGCT SEMICONDUCTOR INC·Filed 2007·Granted May 17, 2011·1 cites·10 claims
- 3457US2025274152A1ReceiverGCT SEMICONDUCTOR INC·Filed 2025·Application pending·0 cites
- 3556US9473186B2Method of controlling receiver gain automatically and apparatus for automatic gain control in receiverGCT SEMICONDUCTOR INC·Filed 2014·Granted Oct 18, 2016·1 cites·13 claims
- 3655US7812672B2Low noise amplifier having improved linearityGCT SEMICONDUCTOR INC·Filed 2007·Granted Oct 12, 2010·3 cites·14 claims
- 3755US2025274232A1Techniques for Estimation of Cyclic Shift in OFDM-based Communication SystemGCT SEMICONDUCTOR INC·Filed 2025·Application pending·0 cites
- 3855US2025274329A1Techniques for Estimation and Compensation of Frequency Offset in OFDM-based Communication SystemGCT SEMICONDUCTOR INC·Filed 2025·Application pending·0 cites
- 3954US7953192B2Receiver with fast gain control and digital signal processing unit with transient signal compensationGCT SEMICONDUCTOR INC·Filed 2007·Granted May 31, 2011·1 cites·9 claims
- 4053US7606293B2Bidirectional turbo ISI canceller-based DSSS receiver for high-speed wireless LANGCT SEMICONDUCTOR INC·Filed 2003·Granted Oct 20, 2009·3 cites·23 claims
- 4150US7071535B2Integrated circuit package having inductance loop formed from a bridge interconnectGCT SEMICONDUCTOR INC·Filed 2004·Granted Jul 4, 2006·4 cites·8 claims
- 4247US9014289B2Transmission method for dual digital signal through single antenna, transmitter for dual digital signal through single antenna and receiving method for dual digital signal through single antennaGCT SEMICONDUCTOR INC·Filed 2013·Granted Apr 21, 2015·0 cites·20 claims
- 4347US7952442B2Integrated circuit package having inductance loop formed from same-pin-to-same-bonding-pad structureGCT SEMICONDUCTOR INC·Filed 2005·Granted May 31, 2011·0 cites·5 claims
- 4446US7949324B2Method for compensating transmission carrier leakage and transceiving circuit embodying the sameGCT SEMICONDUCTOR INC·Filed 2007·Granted May 24, 2011·0 cites·9 claims
- 4543US7768097B2Integrated circuit package having an inductance loop formed from a multi-loop configurationGCT SEMICONDUCTOR INC·Filed 2004·Granted Aug 3, 2010·1 cites·5 claims
- 4643US2004087296A1Radio receiver and method for AM suppression and DC-offset removalGCT SEMICONDUCTOR INC·Filed 2003·Application pending·0 cites
- 4740US2005045987A1Integrated circuit package having inductance loop formed from same-pin-to-same-bonding-pad structureGCT SEMICONDUCTOR INC·Filed 2004·Application pending·0 cites
- 4836US7535977B2Sigma-delta based phase lock loopGCT SEMICONDUCTOR INC·Filed 2005·Granted May 19, 2009·0 cites·25 claims
- 4935US2015111509A1Method of generating gain combination of pre-amplifier in transmitter of mobile communication system, method of controlling output power of transmitter of mobile communication system in transmitter manufacturing process, and system for controlling output power of transmitter of mobile communication system in transmitter manufacturing processGCT SEMICONDUCTOR INC·Filed 2014·Application pending·0 cites
- 5033US7952435B2Phase locked loop and method for compensating temperature thereofGCT SEMICONDUCTOR INC·Filed 2007·Granted May 31, 2011·0 cites·12 claims
Showing the top 50 of 51 patent records by PatentIndex Score.
Counts cover granted patents and pending applications in the PatentIndex corpus. How scoring works →