Inventor · disambiguated record
Chien-Meen Hwang
Also filed as: HWANG CHIEN-MEEN
34 granted patents·7 pending applications·893 citations·filing 1995–2008
98Inventor score
Files withADVANCED MICRO DEVICES INC18LEGERITY6LEGERITY INC6NANOAMP SOLUTIONS INC CAYMAN5NANOAMP MOBILE INC3
Top patents by PatentIndex Score
41 records- 0197US5640698ARadio frequency signal reception using frequency shifting by discrete-time sub-sampling down-conversionUNIV LELAND STANFORD JUNIOR·Filed 1995·Granted Jun 17, 1997·380 cites·24 claims
- 0290US7184714B1Frequency domain estimation of IQ imbalance in a wireless OFDM direct conversion receiver using loopback connectionADVANCED MICRO DEVICES INC·Filed 2003·Granted Feb 27, 2007·53 cites·9 claims
- 0384US6728325B1Method and apparatus for mixing down and spectrum folding frequency diverse modulated carrierLEGERITY INC·Filed 2000·Granted Apr 27, 2004·24 cites·11 claims
- 0476US7366255B1Time domain estimation of IQ imbalance in a wireless OFDM direct conversion receiverADVANCED MICRO DEVICES INC·Filed 2003·Granted Apr 29, 2008·25 cites·10 claims
- 0576US5604464ACascode operational amplifier with multiple input stageADVANCED MICRO DEVICES INC·Filed 1995·Granted Feb 18, 1997·37 cites·14 claims
- 0675US7324609B1DC offset cancellation in a direct conversion receiver configured for receiving an OFDM signalADVANCED MICRO DEVICES INC·Filed 2003·Granted Jan 29, 2008·22 cites·12 claims
- 0774US7440392B2Wireless receiver deinterleaver having partitioned memoryADVANCED MICRO DEVICES INC·Filed 2003·Granted Oct 21, 2008·22 cites·16 claims
- 0872US7274757B1Autocorrelation threshold generation based on median filtering for symbol boundary detection in an OFDM receiverADVANCED MICRO DEVICES INC·Filed 2004·Granted Sep 25, 2007·19 cites·10 claims
- 0972US6661849B1Multiple payload slicer system with prenormalization integer valuesADVANCED MICRO DEVICES INC·Filed 2000·Granted Dec 9, 2003·18 cites·17 claims
- 1069US7233612B1Wireless communication deinterleaver using multi-phase logic and cascaded deinterleavingADVANCED MICRO DEVICES INC·Filed 2003·Granted Jun 19, 2007·16 cites·15 claims
- 1168US6441683B1Device and method for recovering frequency redundant data in a network communications receiverADVANCED MICRO DEVICES INC·Filed 2001·Granted Aug 27, 2002·12 cites·16 claims
- 1265US7982539B2High resolution variable gain controlNANOAMP MOBILE INC·Filed 2008·Granted Jul 19, 2011·3 cites·16 claims
- 1363US7755523B2ADC use with multiple signal modesNANOAMP MOBILE INC·Filed 2008·Granted Jul 13, 2010·5 cites·28 claims
- 1462US7251273B2Minimum equalization error based channel estimatorADVANCED MICRO DEVICES INC·Filed 2003·Granted Jul 31, 2007·11 cites·6 claims
- 1562US6590893B1Adaptive transmission system in a networkLEGERITY INC·Filed 1999·Granted Jul 8, 2003·46 cites·17 claims
- 1661US7274758B1Coarse frequency estimation in an OFDM receiver based on autocorrelation of accumulated samplesADVANCED MICRO DEVICES INC·Filed 2004·Granted Sep 25, 2007·6 cites·9 claims
- 1759US6434188B1Differential encoding arrangement for a discrete multi-tone transmission systemLEGERITY INC·Filed 1999·Granted Aug 13, 2002·39 cites·18 claims
- 1854US7885627B2Optimal initial gain selection for wireless receiverADVANCED MICRO DEVICES INC·Filed 2003·Granted Feb 8, 2011·3 cites·7 claims
- 1953US7705682B2Inductor sharing in radio frequency communicationsNANOAMP MOBILE INC·Filed 2008·Granted Apr 27, 2010·4 cites·54 claims
- 2051US7248637B2Viterbi decoder utilizing partial backtracingADVANCED MICRO DEVICES INC·Filed 2003·Granted Jul 24, 2007·6 cites·12 claims
- 2151US6651078B1Method for determining a decimation pattern in a network communications receiverLEGERITY INC·Filed 2000·Granted Nov 18, 2003·4 cites·10 claims
- 2251US6246267B1Method and apparatus for detecting a sinusoidal signal using a counter and queueADVANCED MICRO DEVICES INC·Filed 1999·Granted Jun 12, 2001·15 cites·22 claims
- 2349US6501791B1Method and apparatus for allocating tones to a plurality of users in a multi-tone modem communications systemLEGERITY INC·Filed 1999·Granted Dec 31, 2002·23 cites·21 claims
- 2448US6456602B1Method and apparatus for achieving frequency diversity by use of multiple imagesLEGERITY·Filed 1999·Granted Sep 24, 2002·16 cites·24 claims
- 2545US6442173B1Timing recovery scheme for a discrete multitone transmission systemLEGERITY·Filed 1999·Granted Aug 27, 2002·18 cites·28 claims
- 2645US2009086806A1Time varying equalizationNANOAMP SOLUTIONS INC CAYMAN·Filed 2008·Application pending·0 cites
- 2743US6747973B1Rate negotiation algorithmADVANCED MICRO DEVICES INC·Filed 2002·Granted Jun 8, 2004·0 cites·10 claims
- 2843US2009058531A1Variable gain amplifierNANOAMP SOLUTIONS INC CAYMAN·Filed 2008·Application pending·0 cites
- 2943US2009088091A1Transmitter for Multiple StandardsNANOAMP SOLUTIONS INC CAYMAN·Filed 2008·Application pending·0 cites
- 3043US2009088106A1Radio frequency filteringNANOAMP SOLUTIONS INC CAYMAN·Filed 2008·Application pending·0 cites
- 3141US2002089941A1Network receiver utilizing sample management buffersFiled 2001·Application pending·0 cites
- 3240US6577598B1Methods and apparatus for channel adaptation in a DMT based systemLEGERITY·Filed 1999·Granted Jun 10, 2003·13 cites·13 claims
- 3340US6339599B1Collision handling scheme for discrete multi-tone data communications networkLEGERITY·Filed 1999·Granted Jan 15, 2002·12 cites·15 claims
- 3439US7382831B1Viterbi decoder utilizing compressed survival metrics for reduced memory size requirementsADVANCED MICRO DEVICES INC·Filed 2004·Granted Jun 3, 2008·2 cites·9 claims
- 3539US6075795ACollision detection system for multiple stations in discrete multi-tone data communications networkADVANCED MICRO DEVICES INC·Filed 1999·Granted Jun 13, 2000·11 cites·20 claims
- 3639US2009088110A1Radio frequency receiver architectureNANOAMP SOLUTIONS INC CAYMAN·Filed 2008·Application pending·0 cites
- 3737US6175316B1Bin-to-bin differential encoding apparatus and method for a discrete multi-tone transmission systemLEGERITY·Filed 1999·Granted Jan 16, 2001·10 cites·31 claims
- 3836US6498807B1Method and apparatus for transmitting data from a plurality of users in a multi-tone modem communications systemLEGERITY INC·Filed 1999·Granted Dec 24, 2002·8 cites·16 claims
- 3936US2005198092A1Fast fourier transform circuit having partitioned memory for minimal latency during in-place computationFiled 2004·Application pending·0 cites
- 4034US6449262B1Method and apparatus for frequency shifting with a clock signalLEGERITY·Filed 1999·Granted Sep 10, 2002·6 cites·17 claims
- 4134US6252428B1Method and apparatus for detecting a sinusoidal signalADVANCED MICRO DEVICES INC·Filed 1999·Granted Jun 26, 2001·4 cites·20 claims
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