Inventor · disambiguated record
Masashi Takada
Also filed as: TAKADA MASASHI
47 granted patents·7 pending applications·672 citations·filing 1993–2023
98Inventor score
Top patents by PatentIndex Score
54 records- 0193US6694017B1Automatic gain control apparatus determining echo return lossOKI ELECTRIC IND CO LTD·Filed 2000·Granted Feb 17, 2004·64 cites·18 claims
- 0293US5473702AAdaptive noise cancellerOKI ELECTRIC IND CO LTD·Filed 1993·Granted Dec 5, 1995·149 cites·27 claims
- 0388US8731212B2Sound collecting device, acoustic communication system, and computer-readable storage mediumTAKAHASHI KATSUYUKI·Filed 2010·Granted May 20, 2014·13 cites·8 claims
- 0487US8280037B2Echo canceller having its effective filter taps adaptively controlled with echo cancellation amount monitoredTAKADA MASASHI·Filed 2010·Granted Oct 2, 2012·11 cites·20 claims
- 0585US6404886B1Method and apparatus for echo cancelling with multiple microphonesOKI ELECTRIC IND CO LTD·Filed 2000·Granted Jun 11, 2002·46 cites·18 claims
- 0684US8306215B2Echo canceller for eliminating echo without being affected by noiseTAKADA MASASHI·Filed 2010·Granted Nov 6, 2012·8 cites·20 claims
- 0783US6351532B1Echo canceler employing multiple step gainsOKI ELECTRIC IND CO LTD·Filed 2001·Granted Feb 26, 2002·30 cites·5 claims
- 0879US9104397B2Computer and data saving methodHITACHI LTD·Filed 2012·Granted Aug 11, 2015·5 cites·9 claims
- 0975US8345885B2Sound signal adjustment apparatus and method, and telephoneOKI ELECTRIC IND CO LTD·Filed 2009·Granted Jan 1, 2013·4 cites·19 claims
- 1073US7805293B2Band correcting apparatusOKI ELECTRIC IND CO LTD·Filed 2004·Granted Sep 28, 2010·31 cites·14 claims
- 1173US6760436B1Echo canceling apparatus determining dynamically changing echo componentOKI ELECTRIC IND CO LTD·Filed 2000·Granted Jul 6, 2004·15 cites·12 claims
- 1272US5907624ANoise canceler capable of switching noise canceling characteristicsOKI ELECTRIC IND CO LTD·Filed 1997·Granted May 25, 1999·40 cites·17 claims
- 1371US7539613B2Device for recovering missing frequency componentsOKI ELECTRIC IND CO LTD·Filed 2004·Granted May 26, 2009·16 cites·8 claims
- 1470US6947552B2Echo canceler with echo path change detectorOKI ELECTRIC IND CO LTD·Filed 2003·Granted Sep 20, 2005·11 cites·16 claims
- 1570US6697486B1Echo canceler and operating methodOKI ELECTRIC IND CO LTD·Filed 2000·Granted Feb 24, 2004·12 cites·33 claims
- 1669US8521920B2Data processorNITO TAKUMI·Filed 2010·Granted Aug 27, 2013·5 cites·8 claims
- 1768US7756505B2Semiconductor integrated circuit and a software radio deviceHITACHI LTD·Filed 2005·Granted Jul 13, 2010·4 cites·6 claims
- 1868US7564964B2Echo cancellerOKI ELECTRIC IND CO LTD·Filed 2004·Granted Jul 21, 2009·9 cites·5 claims
- 1968US6181753B1Echo/noise canceler with delay compensationOKI ELECTRIC IND CO LTD·Filed 1998·Granted Jan 30, 2001·48 cites·8 claims
- 2067US8160241B2Communication terminal device with echo canceller and its echo canceling methodTAKADA MASASHI·Filed 2005·Granted Apr 17, 2012·2 cites·19 claims
- 2166US8218757B2Echo cancelerTAKADA MASASHI·Filed 2006·Granted Jul 10, 2012·3 cites·19 claims
- 2266US8090093B2Echo cancellerAOYAGI HIROMI·Filed 2006·Granted Jan 3, 2012·2 cites·8 claims
- 2366US7765250B2Data processor with internal memory structure for processing stream dataRENESAS TECH CORP·Filed 2005·Granted Jul 27, 2010·3 cites·24 claims
- 2464US8199907B2Echo canceller and echo cancelling method and programTAKADA MASASHI·Filed 2009·Granted Jun 12, 2012·1 cites·19 claims
- 2563US8090094B2Echo cancellerTAKADA MASASHI·Filed 2006·Granted Jan 3, 2012·1 cites·17 claims
- 2663US7848495B2Voice communication apparatusOKI ELECTRIC IND CO LTD·Filed 2005·Granted Dec 7, 2010·1 cites·16 claims
- 2763US7571198B2Dynamically reconfigurable processor and processor control program for controlling the sameRENESAS TECH CORP·Filed 2006·Granted Aug 4, 2009·2 cites·4 claims
- 2863US6891948B2Echo cancellerOKI ELECTRIC IND CO LTD·Filed 2001·Granted May 10, 2005·6 cites·3 claims
- 2961US6992861B2Head suspension for swing arm actuatorFUJITSU LTD·Filed 2002·Granted Jan 31, 2006·4 cites·14 claims
- 3059US8166284B2Information processing deviceTAKADA MASASHI·Filed 2009·Granted Apr 24, 2012·1 cites·13 claims
- 3157US7773742B2Echo cancellerOKI ELECTRIC IND CO LTD·Filed 2004·Granted Aug 10, 2010·2 cites·4 claims
- 3257US6173058B1Sound processing unitOKI ELECTRIC IND CO LTD·Filed 1998·Granted Jan 9, 2001·27 cites·16 claims
- 3357US6088670AVoice detectorOKI ELECTRIC IND CO LTD·Filed 1998·Granted Jul 11, 2000·34 cites·10 claims
- 3456US6106688AMethod for manufacturing a suspension element for a magnetic headFUJITSU LTD·Filed 1997·Granted Aug 22, 2000·13 cites·4 claims
- 3556US2025173885A1Image Processing Device and Image Processing MethodHITACHI ASTEMO LTD·Filed 2023·Application pending·0 cites
- 3655US2010184488A1Sound signal adjuster adjusting the sound volume of a distal end voice signal responsively to proximal background noiseOKI ELECTRIC IND CO LTD·Filed 2009·Application pending·0 cites
- 3754US7305338B2Apparatus and method for concealing erased periodic signal dataOKI ELECTRIC IND CO LTD·Filed 2004·Granted Dec 4, 2007·4 cites·12 claims
- 3853US8077858B2Echo canceler and echo canceling methodTAKADA MASASHI·Filed 2009·Granted Dec 13, 2011·0 cites·20 claims
- 3953US8073132B2Echo canceler and echo canceling programTAKADA MASASHI·Filed 2008·Granted Dec 6, 2011·0 cites·16 claims
- 4051US7792255B2Voice communications apparatusOKI ELECTRIC IND CO LTD·Filed 2005·Granted Sep 7, 2010·0 cites·10 claims
- 4151US2008298576A1Communication system, communication control unit, communication control method. communication control program and monitoring unitOKI ELECTRIC IND CO LTD·Filed 2008·Application pending·0 cites
- 4250US7765099B2Device for recovering missing frequency componentsOKI ELECTRIC IND CO LTD·Filed 2008·Granted Jul 27, 2010·0 cites·8 claims
- 4350US6236725B1Echo canceler employing multiple step gainsOKI ELECTRIC IND CO LTD·Filed 1998·Granted May 22, 2001·16 cites·4 claims
- 4449US7961855B2Voice communications apparatusOKI ELECTRIC IND CO LTD·Filed 2010·Granted Jun 14, 2011·0 cites·16 claims
- 4549US6201866B1Echo canceler employing segment-based reinitializationOKI ELECTRIC IND CO LTD·Filed 1998·Granted Mar 13, 2001·17 cites·20 claims
- 4646US9485104B2Information processing systemTAKADA MASASHI·Filed 2012·Granted Nov 1, 2016·0 cites·9 claims
- 4745US2010082940A1Information processorRENESAS TECH CORP·Filed 2009·Application pending·0 cites
- 4844US2006225139A1Semiconductor integrated circuitRENESAS TECH CORP·Filed 2006·Application pending·0 cites
- 4943US6480722B1Radio receiverOKI ELECTRIC IND CO LTD·Filed 1999·Granted Nov 12, 2002·12 cites·34 claims
- 5042US8433059B2Echo canceller canceling an echo according to timings of producing and detecting an identified frequency component signalTAKADA MASASHI·Filed 2010·Granted Apr 30, 2013·0 cites·12 claims
Showing the top 50 of 54 patent records by PatentIndex Score.
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