Inventor · disambiguated record
Hsiang-Hui Chang
Also filed as: CHANG HSIANG-HUI
47 granted patents·8 pending applications·190 citations·filing 2002–2023
98Inventor score
Files withMEDIATEK INC31CHANG HSIANG-HUI10CHEN HSIN-HUNG6HUAWEI TECH CO LTD3MEDIATEK SINGAPORE PTE LTD2
Top patents by PatentIndex Score
55 records- 0196US8031007B2Error protection method, TDC module, CTDC module, all-digital phase-locked loop, and calibration method thereofMEDIATEK INC·Filed 2008·Granted Oct 4, 2011·23 cites·20 claims
- 0295US8427243B2Signal generating circuit and signal generating methodCHEN HSIN-HUNG·Filed 2011·Granted Apr 23, 2013·27 cites·27 claims
- 0395US7791428B2All-digital phase-locked loop, loop bandwidth calibration method, and loop gain calibration method for the sameMEDIATEK INC·Filed 2008·Granted Sep 7, 2010·19 cites·6 claims
- 0492US8429487B2Error protection method, TDC module, CTDC module, all-digital phase-locked loop, and calibration method thereofCHANG HSIANG-HUI·Filed 2010·Granted Apr 23, 2013·8 cites·4 claims
- 0592US8193866B2All-digital phase-locked loopCHANG HSIANG-HUI·Filed 2008·Granted Jun 5, 2012·15 cites·19 claims
- 0691US7728686B2Digital-controlled oscillator for eliminating frequency discontinuities and all-digital phase-locked loop using the sameMEDIATEK INC·Filed 2008·Granted Jun 1, 2010·12 cites·30 claims
- 0788US9379930B2Transmitter devices of I/Q mismatch calibration, and methods thereofMEDIATEK INC·Filed 2015·Granted Jun 28, 2016·7 cites·14 claims
- 0885US8228128B2All-digital phase-locked loop, loop bandwidth calibration method, and loop gain calibration method for the sameCHANG HSIANG-HUI·Filed 2010·Granted Jul 24, 2012·4 cites·19 claims
- 0983US8861644B2Devices of IQ mismatch calibration, and methods thereofCHEN HSIN-HUNG·Filed 2011·Granted Oct 14, 2014·6 cites·32 claims
- 1083US8395453B2Error compensation method, digital phase error cancellation module, and ADPLL thereofCHANG HSIANG-HUI·Filed 2008·Granted Mar 12, 2013·8 cites·23 claims
- 1182US9917586B2Digital signal up-converting apparatus and related digital signal up-converting methodMEDIATEK INC·Filed 2017·Granted Mar 13, 2018·2 cites·20 claims
- 1280US8472559B2Polar transmitter and related signal transmitting methodCHANG HSIANG-HUI·Filed 2011·Granted Jun 25, 2013·5 cites·20 claims
- 1379US8031025B2Mixed-mode PLLMEDIATEK INC·Filed 2009·Granted Oct 4, 2011·8 cites·11 claims
- 1477US12132249B2Antenna module, antenna module manufacturing method, and electronic deviceHUAWEI TECH CO LTD·Filed 2021·Granted Oct 29, 2024·1 cites·20 claims
- 1574US9484859B2Modulation circuit and operating method thereofMEDIATEK INC·Filed 2015·Granted Nov 1, 2016·2 cites·19 claims
- 1673US9698785B2Digital signal up-converting apparatus and related digital signal up-converting methodMEDIATEK INC·Filed 2016·Granted Jul 4, 2017·1 cites·21 claims
- 1773US9577638B2Digital signal up-converting apparatus and related digital signal up-converting methodMEDIATEK INC·Filed 2014·Granted Feb 21, 2017·2 cites·9 claims
- 1871US9876501B2Switching power amplifier and method for controlling the switching power amplifierMEDIATEK INC·Filed 2014·Granted Jan 23, 2018·1 cites·28 claims
- 1970US7412617B2Phase frequency detector with limited output pulse width and method thereofMEDIATEK INC·Filed 2006·Granted Aug 12, 2008·6 cites·22 claims
- 2066US9124267B2Digital transmitter and method for calibrating digital transmitterMEDIATEK INC·Filed 2014·Granted Sep 1, 2015·1 cites·21 claims
- 2166US6515607B2Delta-sigma modulatorARCHIC TECH CORP·Filed 2002·Granted Feb 4, 2003·16 cites·6 claims
- 2265US9172408B2Transmitter supporting two modesMEDIATEK INC·Filed 2013·Granted Oct 27, 2015·2 cites·16 claims
- 2365US8659456B2Electronic device and transmitter DC offset calibration method thereofCHANG HSIANG-HUI·Filed 2012·Granted Feb 25, 2014·3 cites·14 claims
- 2464US8064848B2Transmitter and control method for transmitting and calibrating a phase signal and an amplitude signalCHEN HSIN-HUNG·Filed 2008·Granted Nov 22, 2011·2 cites·32 claims
- 2563US8315559B2Transmitter and control method for transmitting and calibrating a phase signal and an amplitude signalCHEN HSIN-HUNG·Filed 2011·Granted Nov 20, 2012·1 cites·21 claims
- 2661US9425796B2Data converting device, digital transmitting apparatus using the data converting device, and related data converting methodMEDIATEK INC·Filed 2014·Granted Aug 23, 2016·0 cites·19 claims
- 2761US2024172206A1Method for implicitly signaling transmit switching configuration of multiple operating bands and associated wireless communication deviceMEDIATEK INC·Filed 2023·Application pending·0 cites
- 2861US2024179555A1Method for signaling improved receive performance report of victim bands and associated user equipmentMEDIATEK INC·Filed 2023·Application pending·0 cites
- 2960US8354947B2Signal processing apparatus with sigma-delta modulating block collaborating with notch filtering block and related signal processing method thereofMEDIATEK INC·Filed 2011·Granted Jan 15, 2013·2 cites·27 claims
- 3059US9712169B2Transmit power measurement apparatus having programmable filter device that is set at least based on frequency response of transmit power detection path and related transmit power measurement method thereofMEDIATEK SINGAPORE PTE LTD·Filed 2014·Granted Jul 18, 2017·0 cites·20 claims
- 3158US7822211B2Stereo decoding system capable of reducing the phase shift during the signal transformingMEDIATEK INC·Filed 2006·Granted Oct 26, 2010·1 cites·28 claims
- 3257US2024186955A1Digital envelope tracking supply modulatorMEDIATEK INC·Filed 2023·Application pending·0 cites
- 3354US12451911B2Wireless communications system, power supply system, and terminal deviceHUAWEI TECH CO LTD·Filed 2020·Granted Oct 21, 2025·0 cites·19 claims
- 3453US8073406B2Amplitude modulation circuit in polar transmitter and method for calibrating amplitude offset in polar transmitterCHEN HSIN-HUNG·Filed 2008·Granted Dec 6, 2011·0 cites·19 claims
- 3553US2014376660A1Devices of iq mismatch calibration, and methods thereofMEDIATEK INC·Filed 2014·Application pending·0 cites
- 3652US8045717B2Stereo decoder and method for processing pilot signalMEDIA TEK INC·Filed 2006·Granted Oct 25, 2011·0 cites·15 claims
- 3751US9118371B2Digital transmitter and method for compensating mismatch in digital transmitterMEDIATEK INC·Filed 2014·Granted Aug 25, 2015·0 cites·21 claims
- 3851US8737936B2Amplitude modulation circuit in polar transmitter and method for calibrating amplitude offset in polar transmitterCHEN HSIN-HUNG·Filed 2011·Granted May 27, 2014·0 cites·21 claims
- 3949US6756818B1Voltage-controlled delay line with reduced timing errors and jittersMEDIATEK INC·Filed 2003·Granted Jun 29, 2004·5 cites·10 claims
- 4048US9219554B2Power detection method and related communication deviceMEDIATEK INC·Filed 2013·Granted Dec 22, 2015·0 cites·18 claims
- 4146US8502613B2Oscillating circuitWANG PING-YING·Filed 2011·Granted Aug 6, 2013·0 cites·19 claims
- 4246US7957698B2Demodulator with output level calibrationMEDIATEK INC·Filed 2008·Granted Jun 7, 2011·0 cites·22 claims
- 4346US2009153377A1Time to digital converter with error protectionMEDIATEK INC·Filed 2009·Application pending·0 cites
- 4445US9344143B2Signal transmitting device and signal transmitting methodMEDIATEK INC·Filed 2013·Granted May 17, 2016·0 cites·19 claims
- 4545US9065691B2Sliced transmitter front-endCHANG HSIANG-HUI·Filed 2012·Granted Jun 23, 2015·0 cites·6 claims
- 4644US9590745B2Scheme for performing beamforming calibration by measuring joint signal path mismatchMEDIATEK INC·Filed 2015·Granted Mar 7, 2017·0 cites·35 claims
- 4744US7827432B2Phase frequency detector with limited output pulse width and method thereofMEDIATEK INC·Filed 2008·Granted Nov 2, 2010·0 cites·14 claims
- 4843US2007237265A1Demodulator and method thereofCHANG HSIANG-HUI·Filed 2006·Application pending·0 cites
- 4942US8331890B2Duty-to-voltage amplifier, FM receiver and method for amplifying a peak of a multiplexed signalCHANG HSIANG-HUI·Filed 2009·Granted Dec 11, 2012·0 cites·15 claims
- 5042US8284884B2Method of frequency search for DCO and decoder using the sameCHANG HSIANG-HUI·Filed 2007·Granted Oct 9, 2012·0 cites·24 claims
Showing the top 50 of 55 patent records by PatentIndex Score.
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →