Inventor · disambiguated record
Hiromi Aoyagi
Also filed as: AOYAGI HIROMI
34 granted patents·2 pending applications·395 citations·filing 1993–2012
97Inventor score
Top patents by PatentIndex Score
36 records- 0192US8577046B2Apparatus for estimating sound source direction from correlation between spatial transfer functions of sound signals on separate channelsAOYAGI HIROMI·Filed 2010·Granted Nov 5, 2013·22 cites·12 claims
- 0281US5752223ACode-excited linear predictive coder and decoder with conversion filter for converting stochastic and impulsive excitation signalsOKI ELECTRIC IND CO LTD·Filed 1995·Granted May 12, 1998·114 cites·45 claims
- 0379US7349330B1Packet receiver with the influence of jitter and packet losses reduced before a buffer becomes idle due to data delays and packet receiving method using the sameOKI ELECTRIC IND CO LTD·Filed 2000·Granted Mar 25, 2008·29 cites·13 claims
- 0478US7733849B2Voice communications systemOKI ELECTRIC IND CO LTD·Filed 2005·Granted Jun 8, 2010·6 cites·8 claims
- 0576US8204262B2Sound image localization processor, method, and programAOYAGI HIROMI·Filed 2008·Granted Jun 19, 2012·9 cites·19 claims
- 0672US6885659B2Voice packet communications system with communications quality evaluation functionOKI ELECTRIC IND CO LTD·Filed 2001·Granted Apr 26, 2005·11 cites·19 claims
- 0772US6621227B1Discharge generating apparatus and discharge generating methodCANON KK·Filed 2000·Granted Sep 16, 2003·10 cites·30 claims
- 0871US7489678B2Voice packet communications system with communications quality evaluation functionOKI ELECTRIC IND CO LTD·Filed 2005·Granted Feb 10, 2009·5 cites·4 claims
- 0971US5727122ACode excitation linear predictive (CELP) encoder and decoder and code excitation linear predictive coding methodOKI ELECTRIC IND CO LTD·Filed 1993·Granted Mar 10, 1998·59 cites·22 claims
- 1066US8090093B2Echo cancellerAOYAGI HIROMI·Filed 2006·Granted Jan 3, 2012·2 cites·8 claims
- 1163US8000976B2Speech band extension deviceOKI ELECTRIC IND CO LTD·Filed 2006·Granted Aug 16, 2011·4 cites·7 claims
- 1263US7848495B2Voice communication apparatusOKI ELECTRIC IND CO LTD·Filed 2005·Granted Dec 7, 2010·1 cites·16 claims
- 1362US7123607B2Quality control device for voice packet communicationsOKI ELECTRIC IND CO LTD·Filed 2001·Granted Oct 17, 2006·8 cites·3 claims
- 1462US6687368B1Tone signal detecting method and tone signal detectorOKI ELECTRIC IND CO LTD·Filed 2000·Granted Feb 3, 2004·7 cites·10 claims
- 1562US6678660B1Receiving buffer controlling method and voice packet decoderOKI ELECTRIC IND CO LTD·Filed 2000·Granted Jan 13, 2004·5 cites·10 claims
- 1662US5826221AVocal tract prediction coefficient coding and decoding circuitry capable of adaptively selecting quantized values and interpolation valuesOKI ELECTRIC IND CO LTD·Filed 1996·Granted Oct 20, 1998·46 cites·8 claims
- 1761US7924824B2Voice packet communications system with communications quality evaluation functionOKI ELECTRIC IND CO LTD·Filed 2009·Granted Apr 12, 2011·1 cites·5 claims
- 1858US7443837B2Telephone communication systemOKI ELECTRIC IND CO LTD·Filed 2004·Granted Oct 28, 2008·4 cites·4 claims
- 1957US8619933B2Receiver apparatus for absorbing clock difference between transmitting and receiving sides and a method thereforAOYAGI HIROMI·Filed 2010·Granted Dec 31, 2013·1 cites·6 claims
- 2057US7672296B2Real-time communications system of high communications quality and media terminal apparatusOKI ELECTRIC IND CO LTD·Filed 2004·Granted Mar 2, 2010·4 cites·20 claims
- 2155US5974375ACoding device and decoding device of speech signal, coding method and decoding methodOKI ELECTRIC IND CO LTD·Filed 1997·Granted Oct 26, 1999·35 cites·81 claims
- 2254US7305338B2Apparatus and method for concealing erased periodic signal dataOKI ELECTRIC IND CO LTD·Filed 2004·Granted Dec 4, 2007·4 cites·12 claims
- 2351US7792255B2Voice communications apparatusOKI ELECTRIC IND CO LTD·Filed 2005·Granted Sep 7, 2010·0 cites·10 claims
- 2449US7961855B2Voice communications apparatusOKI ELECTRIC IND CO LTD·Filed 2010·Granted Jun 14, 2011·0 cites·16 claims
- 2547US8396703B2Voice band expander and expansion method, and voice communication apparatusAOYAGI HIROMI·Filed 2009·Granted Mar 12, 2013·0 cites·15 claims
- 2645US8867527B2Speech processing peripheral device and IP telephone systemAOYAGI HIROMI·Filed 2006·Granted Oct 21, 2014·0 cites·9 claims
- 2742US8472433B2Voice communications systemUSUBA SHINJI·Filed 2010·Granted Jun 25, 2013·0 cites·23 claims
- 2842US2013142192A1Voice communication apparatus for intermittently discarding packetsOKI ELECTRIC IND CO LTD·Filed 2012·Application pending·0 cites
- 2941US9026433B2Voice quality measurement device, method and computer readable mediumAOYAGI HIROMI·Filed 2011·Granted May 5, 2015·0 cites·18 claims
- 3041US7573989B2Telephone communications apparatusOKI ELECTRIC IND CO LTD·Filed 2005·Granted Aug 11, 2009·0 cites·9 claims
- 3140US6826496B2Circuitry for and a method of detecting tonal signals with the processing capacity distributed with weight to frequency and time domainsOKI ELECTRIC IND CO LTD·Filed 2001·Granted Nov 30, 2004·0 cites·8 claims
- 3240US2002148562A1Plasma reaction apparatus and plasma reaction methodFiled 2002·Application pending·0 cites
- 3337US8484039B2Apparatus for efficiently mixing narrowband and wideband voice data and a method thereforAOYAGI HIROMI·Filed 2010·Granted Jul 9, 2013·0 cites·12 claims
- 3435US8484037B2Bandwidth extension apparatus for automatically adjusting the bandwidth of inputted signal and a method thereforTASHIRO ATSUSHI·Filed 2010·Granted Jul 9, 2013·0 cites·8 claims
- 3535US5905970ASpeech coding device for estimating an error of power envelopes of synthetic and input speech signalsOKI ELECTRIC IND CO LTD·Filed 1996·Granted May 18, 1999·8 cites·4 claims
- 3630US6289307B1Codebook preliminary selection device and method, and storage medium storing codebook preliminary selection programOKI ELECTRIC IND CO LTD·Filed 1998·Granted Sep 11, 2001·0 cites·5 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →