Inventor · disambiguated record
Changxue Ma
Also filed as: MA CHANGXUE · MA CHANGXUE C
39 granted patents·28 pending applications·419 citations·filing 2001–2025
97Inventor score
Top patents by PatentIndex Score
67 records- 0198US8019604B2Method and apparatus for uniterm discovery and voice-to-voice search on mobile deviceMOTOROLA MOBILITY INC·Filed 2007·Granted Sep 13, 2011·147 cites·18 claims
- 0297US12041417B2Hearing device with own-voice detectionGN HEARING AS·Filed 2022·Granted Jul 16, 2024·6 cites·21 claims
- 0391US6950796B2Speech recognition by dynamical noise model adaptationMOTOROLA INC·Filed 2001·Granted Sep 27, 2005·90 cites·18 claims
- 0488US9386373B2System and method for estimating a reverberation timeDTS INC·Filed 2013·Granted Jul 5, 2016·16 cites·14 claims
- 0588US7584099B2Method and system for interpreting verbal inputs in multimodal dialog systemMOTOROLA INC·Filed 2005·Granted Sep 1, 2009·20 cites·15 claims
- 0687US7983428B2Noise reduction on wireless headset input via dual channel calibration within mobile phoneMOTOROLA MOBILITY INC·Filed 2007·Granted Jul 19, 2011·17 cites·16 claims
- 0786US11368796B2Binaural hearing system comprising bilateral compressionGN HEARING AS·Filed 2020·Granted Jun 21, 2022·2 cites·25 claims
- 0884US11653153B2Binaural hearing system comprising bilateral compressionGN HEARING AS·Filed 2022·Granted May 16, 2023·1 cites·25 claims
- 0984US10715933B1Bilateral hearing aid system comprising temporal decorrelation beamformersGN HEARNG AS·Filed 2019·Granted Jul 14, 2020·7 cites·21 claims
- 1084US8015005B2Method and apparatus for voice searching for stored content using uniterm discoveryMOTOROLA MOBILITY INC·Filed 2008·Granted Sep 6, 2011·16 cites·14 claims
- 1183US9081868B2Voice web searchZHANG FAN·Filed 2009·Granted Jul 14, 2015·12 cites·17 claims
- 1281US7650445B2System and method for enabling a mobile device as a portable character input peripheral deviceMOTOROLA INC·Filed 2007·Granted Jan 19, 2010·13 cites·22 claims
- 1380US2025350892A1Hearing device having bilateral beamforming with binaural cuesGN HEARING AS·Filed 2025·Application pending·0 cites
- 1479US8049093B2Method and apparatus for best matching an audible query to a set of audible targetsMOTOROLA SOLUTIONS INC·Filed 2009·Granted Nov 1, 2011·13 cites·19 claims
- 1578US10848880B2Hearing device with adaptive sub-band beamforming and related methodGN HEARING AS·Filed 2019·Granted Nov 24, 2020·2 cites·28 claims
- 1677US2025039614A1Own voice detection on a hearing device and a binaural hearing device system and methods thereofGN HEARING AS·Filed 2024·Application pending·0 cites
- 1776US11153695B2Hearing devices and related methodsGN HEARING AS·Filed 2020·Granted Oct 19, 2021·1 cites·29 claims
- 1875US12225355B2Own voice detection on a hearing device and a binaural hearing device system and methods thereofGN HEARING AS·Filed 2023·Granted Feb 11, 2025·0 cites·21 claims
- 1974US12464297B2Hearing device with own-voice detectionGN HEARING AS·Filed 2024·Granted Nov 4, 2025·0 cites·20 claims
- 2074US10542354B2Hearing device with suppression of comb filtering effectGN HEARING AS·Filed 2017·Granted Jan 21, 2020·2 cites·36 claims
- 2172US6999918B2Method and apparatus to facilitate correlating symbols to soundsMOTOROLA INC·Filed 2002·Granted Feb 14, 2006·20 cites·25 claims
- 2270US12452615B2Hearing device having bilateral beamforming with binaural cuesGN HEARING AS·Filed 2023·Granted Oct 21, 2025·0 cites·21 claims
- 2370US10664229B2Search-based dynamic voice activationGoogle Technology Holdings LLC·Filed 2014·Granted May 26, 2020·2 cites·15 claims
- 2469US12167201B2Own voice detection on a hearing device and a binaural hearing device system and methods thereofGN HEARING AS·Filed 2022·Granted Dec 10, 2024·0 cites·24 claims
- 2569US8442823B2Methods for creating and searching a database of speakersJEON WOOJAY·Filed 2010·Granted May 14, 2013·6 cites·14 claims
- 2665US7533018B2Tailored speaker-independent voice recognition systemMOTOROLA INC·Filed 2004·Granted May 12, 2009·12 cites·17 claims
- 2763US10911877B2Hearing device with adaptive binaural auditory steering and related methodGN HEARING AS·Filed 2016·Granted Feb 2, 2021·1 cites·28 claims
- 2859US7299173B2Method and apparatus for speech detection using time-frequency varianceMOTOROLA INC·Filed 2002·Granted Nov 20, 2007·7 cites·10 claims
- 2959US7181397B2Speech dialog method and systemMOTOROLA INC·Filed 2005·Granted Feb 20, 2007·3 cites·15 claims
- 3057US9031843B2Method and apparatus for enabling multimodal tags in a communication device by discarding redundant information in the tags training signalsMA CHANGXUE·Filed 2007·Granted May 12, 2015·2 cites·21 claims
- 3156US10681476B2Hearing device and method with flexible control of beamformingGN HEARING AS·Filed 2018·Granted Jun 9, 2020·0 cites·18 claims
- 3254US2025211922A1Hearing device with foveated bearforming and related methodGN HEARING AS·Filed 2023·Application pending·0 cites
- 3354US2015033187A1Contextual based display of graphical informationMOTOROLA MOBILITY LLC·Filed 2014·Application pending·0 cites
- 3453US10555094B2Hearing device with adaptive sub-band beamforming and related methodGN HEARING AS·Filed 2018·Granted Feb 4, 2020·0 cites·23 claims
- 3553US2010218141A1Virtual sphere input controller for electronics deviceMOTOROLA INC·Filed 2009·Application pending·0 cites
- 3652US10182299B1Hearing device and method with flexible control of beamformingGN HEARING AS·Filed 2017·Granted Jan 15, 2019·0 cites·15 claims
- 3750US11617037B2Hearing device with omnidirectional sensitivityGN HEARING AS·Filed 2021·Granted Mar 28, 2023·0 cites·17 claims
- 3850US7013272B2Amplitude masking of spectra for speech recognition method and apparatusMOTOROLA INC·Filed 2002·Granted Mar 14, 2006·1 cites·20 claims
- 3949US10536785B2Hearing device and method with intelligent steeringGN HEARING AS·Filed 2017·Granted Jan 14, 2020·0 cites·18 claims
- 4049US8041700B2Content item retrieval based on a free text entryMOTOROLA MOBILITY INC·Filed 2009·Granted Oct 18, 2011·0 cites·6 claims
- 4149US2011071826A1Method and apparatus for ordering results of a queryMOTOROLA INC·Filed 2009·Application pending·0 cites
- 4248US2010153112A1Progressively refining a speech-based searchMOTOROLA INC·Filed 2008·Application pending·0 cites
- 4348US2008207125A1Method and Apparatus to Facilitate Conforming a Wireless Personal Communications Device to a Local Social StandardMOTOROLA INC·Filed 2007·Application pending·0 cites
- 4448US2008162472A1Method and apparatus for voice searching in a mobile communication deviceMOTOROLA INC·Filed 2006·Application pending·0 cites
- 4547US8914289B2Analyzing and processing a verbal expression containing multiple goalsMA CHANGXUE·Filed 2009·Granted Dec 16, 2014·0 cites·20 claims
- 4647US2010137030A1Filtering a list of audible itemsMOTOROLA INC·Filed 2008·Application pending·0 cites
- 4747US2023328465A1Method at a binaural hearing device system and a binaural hearing device systemGN HEARING AS·Filed 2022·Application pending·0 cites
- 4846US7818166B2Method and apparatus for intention based communications for mobile communication devicesMOTOROLA INC·Filed 2007·Granted Oct 19, 2010·0 cites·20 claims
- 4946US2006287867A1Method and apparatus for generating a voice tagCHENG YAN M·Filed 2005·Application pending·0 cites
- 5046US2009259469A1Method and apparatus for speech recognitionMOTOROLA INC·Filed 2008·Application pending·0 cites
Showing the top 50 of 67 patent records by PatentIndex Score.
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