Inventor · disambiguated record
Tomoyuki Ohya
Also filed as: OHYA TOMOYUKI
34 granted patents·10 pending applications·422 citations·filing 1994–2012
97Inventor score
Files withNTT DOCOMO INC13NIPPON TELEGRAPH & TELEPHONE10MARUYAMA TAMAMI7HARADA HIROKI5FUJII HIROMASA2
Top patents by PatentIndex Score
44 records- 0193US8700078B2Radio station, transmitting station, and frequency band sharing methodNTT DOCOMO INC·Filed 2012·Granted Apr 15, 2014·13 cites·4 claims
- 0284US8315569B2Controller and method for use in radio station in radio communication systemHARADA HIROKI·Filed 2010·Granted Nov 20, 2012·7 cites·18 claims
- 0384US6952712B2Method and apparatus for distributing content data over a networkNTT DOCOMO INC·Filed 2002·Granted Oct 4, 2005·41 cites·58 claims
- 0475US8249578B2Radio communication control device, radio communication control system, and radio communication control methodYAGYU KENGO·Filed 2007·Granted Aug 21, 2012·8 cites·17 claims
- 0574US5886652APseudo fixed data transmission device and methodNIPPON TELEGRAPH & TELEPHONE·Filed 1996·Granted Mar 23, 1999·46 cites·20 claims
- 0673US9031009B2Transmitting/receiving device, wireless terminal device and wireless communication method for suppression of intra-system interferenceFUJII HIROMASA·Filed 2010·Granted May 12, 2015·3 cites·12 claims
- 0772US7406410B2Encoding and decoding method and apparatus using rising-transition detection and notificationNTT DOCOMO INC·Filed 2003·Granted Jul 29, 2008·19 cites·47 claims
- 0871US7502316B2Data receiving apparatus and data receiving methodNTT DOCOMO INC·Filed 2005·Granted Mar 10, 2009·5 cites·12 claims
- 0970US8396498B2Radio station, transmitting station, and frequency band sharing methodHARADA HIROKI·Filed 2010·Granted Mar 12, 2013·2 cites·5 claims
- 1067US5859907AEcho canceler and echo path estimating methodNIPPON TELEGRAPH & TELEPHONE·Filed 1995·Granted Jan 12, 1999·39 cites·14 claims
- 1166US8542758B2Signal generation device and signal generation methodHARADA HIROKI·Filed 2011·Granted Sep 24, 2013·2 cites·10 claims
- 1265US5815680ASIMD multiprocessor with an interconnection network to allow a datapath element to access local memoriesNIPPON TELEGRAPH & TELEPHONE·Filed 1994·Granted Sep 29, 1998·42 cites·10 claims
- 1361US8521174B2Radio communication method and radio base stationFUJII HIROMASA·Filed 2011·Granted Aug 27, 2013·1 cites·18 claims
- 1459US7831209B2Data transmitter-receiver, bidirectional data transmitting system, and data transmitting-receiving methodNTT DOCOMO INC·Filed 2006·Granted Nov 9, 2010·2 cites·8 claims
- 1558US8988287B2Apparatus having mushroom structuresMARUYAMA TAMAMI·Filed 2011·Granted Mar 24, 2015·1 cites·13 claims
- 1658US8830126B2Apparatus having mushroom structuresMARUYAMA TAMAMI·Filed 2011·Granted Sep 9, 2014·1 cites·8 claims
- 1758US6061444AEcho canceler and method for learning for the sameNIPPON TELEGRAPH & TELEPHONE·Filed 1997·Granted May 9, 2000·25 cites·16 claims
- 1858US5726923AMinimum/maximum data detectorNIPPON TELEGRAPH & TELEPHONE·Filed 1994·Granted Mar 10, 1998·31 cites·5 claims
- 1958US5553190ASpeech signal transmission method providing for controlNIPPON TELEGRAPH & TELEPHONE·Filed 1994·Granted Sep 3, 1996·28 cites·18 claims
- 2057US8847822B2Apparatus having mushroom structuresMARUYAMA TAMAMI·Filed 2011·Granted Sep 30, 2014·1 cites·7 claims
- 2157US8442817B2Apparatus and method for voice activity detectionNAKA NOBUHIKO·Filed 2004·Granted May 14, 2013·9 cites·34 claims
- 2257US7363231B2Coding device, decoding device, and methods thereofNTT DOCOMO INC·Filed 2003·Granted Apr 22, 2008·6 cites·15 claims
- 2351US6085158AUpdating internal states of a speech decoder after errors have occurredNIPPON TELEGRAPH & TELEPHONE·Filed 1996·Granted Jul 4, 2000·29 cites·20 claims
- 2447US2005171769A1Apparatus and method for voice activity detectionNTT DOCOMO INC·Filed 2004·Application pending·0 cites
- 2546US6202188B1Data transmission deviceNIPPON TELEGRAPH & TELEPHONE·Filed 1997·Granted Mar 13, 2001·20 cites·34 claims
- 2645US6272106B1Method and device for detecting double-talk, and echo cancelerNIT MOBILE COMM NETWORK INC·Filed 1995·Granted Aug 7, 2001·19 cites·10 claims
- 2744US8836583B2ReflectarrayMARUYAMA TAMAMI·Filed 2011·Granted Sep 16, 2014·0 cites·6 claims
- 2844US7505900B2Signal encoding apparatus, signal encoding method, and programNTT DOCOMO INC·Filed 2002·Granted Mar 17, 2009·0 cites·32 claims
- 2944US2007218914A1Wireless communications system, base station, measurement apparatus and wireless parameter control methodNTT DOCOMO INC·Filed 2007·Application pending·0 cites
- 3044US2004131061A1Packet communication terminal, packet communication system, packet communication method, and packet communication programNTT DOCOMO INC·Filed 2003·Application pending·0 cites
- 3143US5745492ASpeech information freeze-out control method and equipment in mobile satellite communication systemNIPPON TELEGRAPH & TELEPHONE·Filed 1995·Granted Apr 28, 1998·13 cites·18 claims
- 3243US2002136162A1Communication quality control scheme using real time packet transmission state and transmission path congestion stateNTT DOCOMO INC·Filed 2002·Application pending·0 cites
- 3342US6115425AVariable length coded data transmission device, transmitter side device, receiver side device, and method thereofNIPPON TELEGRAPH & TELEPHONE·Filed 1997·Granted Sep 5, 2000·9 cites·6 claims
- 3441US8503944B2Signal detection apparatus and signal detection method for use in radio station of radio communication systemHARADA HIROKI·Filed 2010·Granted Aug 6, 2013·0 cites·24 claims
- 3541US2011244786A1Reflector apparatus, radio base station and radio communication methodNTT DOCOMO INC·Filed 2011·Application pending·0 cites
- 3640US8693527B2Relay apparatus and relay methodSHEN JIYUN·Filed 2011·Granted Apr 8, 2014·0 cites·4 claims
- 3739US9337942B2Propagation path estimation method and program and apparatus using the sameMARUYAMA TAMAMI·Filed 2010·Granted May 10, 2016·0 cites·13 claims
- 3839US2003177011A1Audio data interpolation apparatus and method, audio data-related information creation apparatus and method, audio data interpolation information transmission apparatus and method, program and recording medium thereofFiled 2002·Application pending·0 cites
- 3939US2013144986A1Broadcast content transmitting apparatus and broadcast content receiving apparatusYAMADA AKIRA·Filed 2011·Application pending·0 cites
- 4038US9264157B2Propagation path estimation method and program and apparatus using the sameMARUYAMA TAMAMI·Filed 2010·Granted Feb 16, 2016·0 cites·7 claims
- 4138US8320836B2Radio communications system and radio communications methodHARADA HIROKI·Filed 2010·Granted Nov 27, 2012·0 cites·44 claims
- 4238US2012105305A1ReflectarrayMARUYAMA TAMAMI·Filed 2010·Application pending·0 cites
- 4338US2011136525A1Radio base station, relay apparatus and radio communication methodNTT DOCOMO INC·Filed 2010·Application pending·0 cites
- 4437US2013124677A1Broadcast supplemental data transmission device and broadcast supplemental data transmission method, and broadcast systemMATSUOKA HOSEI·Filed 2011·Application pending·0 cites
Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →