Inventor · disambiguated record
Yoshiaki Kisaka
Also filed as: KISAKA YOSHIAKI
55 granted patents·11 pending applications·105 citations·filing 2000–2024
97Inventor score
Files withNIPPON TELEGRAPH & TELEPHONE48NTT ELECTRONICS CORP9KISAKA YOSHIAKI2AISAWA SHIGEKI1DEUTSCHE TELEKOM AG1
Top patents by PatentIndex Score
66 records- 0194US9621299B2Coherent communication system, communication method, and transmission methodNIPPON TELEGRAPH & TELEPHONE·Filed 2014·Granted Apr 11, 2017·15 cites·22 claims
- 0289US11397363B2Automatic bias control circuitNIPPON TELEGRAPH & TELEPHONE·Filed 2019·Granted Jul 26, 2022·9 cites·20 claims
- 0386US7002968B1Transport system and transport methodNIPPON TELEGRAPH & TELEPHONE·Filed 2000·Granted Feb 21, 2006·26 cites·30 claims
- 0482US11283528B2Digital coherent receiver and digital coherent receiving methodNIPPON TELEGRAPH & TELEPHONE·Filed 2019·Granted Mar 22, 2022·4 cites·8 claims
- 0580US10608743B2Transmission characteristic compensation apparatus, transmission characteristic compensation method, and communication apparatusNTT ELECTRONICS CORP·Filed 2017·Granted Mar 31, 2020·4 cites·14 claims
- 0678US8135285B2Optical transmission system and methodKISAKA YOSHIAKI·Filed 2006·Granted Mar 13, 2012·8 cites·3 claims
- 0775US11444694B2Optical transmission systemNIPPON TELEGRAPH & TELEPHONE·Filed 2019·Granted Sep 13, 2022·2 cites·6 claims
- 0875US2025158345A1Pump light generation apparatus, optical amplifier and pump light generation methodNIPPON TELEGRAPH & TELEPHONE·Filed 2022·Application pending·0 cites
- 0973US10038507B2Optical transmission system, phase compensation method, and optical reception apparatusNIPPON TELEGRAPH & TELEPHONE·Filed 2014·Granted Jul 31, 2018·3 cites·16 claims
- 1072US10868617B2Chromatic dispersion compensation device, chromatic dispersion compensation method, and communication deviceNTT ELECTRONICS CORP·Filed 2017·Granted Dec 15, 2020·2 cites·9 claims
- 1172US10305675B2Data phase tracking device, data phase tracking method and communication deviceNTT ELECTRONICS CORP·Filed 2017·Granted May 28, 2019·2 cites·16 claims
- 1271US10171173B2Optical signal transmission apparatus and optical signal transmission methodNIPPON TELEGRAPH & TELEPHONE·Filed 2015·Granted Jan 1, 2019·2 cites·18 claims
- 1371US7970008B2Multiplexing transmission system and multiplexing transmission methodNIPPON TELEGRAPH & TELEPHONE·Filed 2007·Granted Jun 28, 2011·4 cites·20 claims
- 1467US2024258760A1Distributed Optical Amplifier, Distributed Optical Amplifier System, And Distributed Optical Amplification MethodNIPPON TELEGRAPH & TELEPHONE·Filed 2024·Application pending·0 cites
- 1566US11683093B2Wavelength dispersion compensation apparatus, optical receiving apparatus, wavelength dispersion compensation method and computer programNIPPON TELEGRAPH & TELEPHONE·Filed 2019·Granted Jun 20, 2023·1 cites·8 claims
- 1666US10841006B2Signal-to-noise ratio estimation method, optical transmission apparatus, and optical transmission systemNIPPON TELEGRAPH & TELEPHONE·Filed 2018·Granted Nov 17, 2020·1 cites·10 claims
- 1766US8514881B2Digital transmission system and digital transmission methodKISAKA YOSHIAKI·Filed 2008·Granted Aug 20, 2013·4 cites·20 claims
- 1864US9336080B2Transmission system and transmission methodHIRANO AKIRA·Filed 2012·Granted May 10, 2016·2 cites·18 claims
- 1961US10422719B2Chromatic dispersion estimating circuit, optical reception device and chromatic dispersion amount estimating methodNTT ELECTRONICS CORP·Filed 2016·Granted Sep 24, 2019·1 cites·8 claims
- 2061US9698932B2Optical transmission/reception system, transmitter, receiver, and optical transmission/reception methodNIPPON TELEGRAPH & TELEPHONE·Filed 2014·Granted Jul 4, 2017·1 cites·10 claims
- 2160US9054894B2Signal block sequence processing method and signal block sequence processing apparatusKOBAYASHI SHOUKEI·Filed 2008·Granted Jun 9, 2015·4 cites·51 claims
- 2259US11201721B2Frame synchronization apparatus, optical communication apparatus, and frame synchronization methodNTT ELECTRONICS CORP·Filed 2021·Granted Dec 14, 2021·0 cites·4 claims
- 2358US11323238B2Frame synchronization apparatus, optical communication apparatus, and frame synchronization methodNTT ELECTRONICS CORP·Filed 2019·Granted May 3, 2022·0 cites·11 claims
- 2456US7095758B2Multiplexing and transmission apparatusNIPPON TELEGRAPH & TELEPHONE·Filed 2001·Granted Aug 22, 2006·3 cites·16 claims
- 2554US12372721B2Depolarizer and optical amplifier excitation apparatusNIPPON TELEGRAPH & TELEPHONE·Filed 2020·Granted Jul 29, 2025·0 cites·1 claims
- 2654US7715717B2Processes and devices for the determination of a PMD-induced outage probability of an optical transmission systemDEUTSCHE TELEKOM AG·Filed 2004·Granted May 11, 2010·4 cites·17 claims
- 2752US11822161B2Bias voltage adjustment apparatus and IQ optical modulation systemNIPPON TELEGRAPH & TELEPHONE·Filed 2019·Granted Nov 21, 2023·0 cites·7 claims
- 2852US7424230B2Digital transmission systemNIPPON TELEGRAPH & TELEPHONE·Filed 2002·Granted Sep 9, 2008·2 cites·31 claims
- 2951US11711198B2Synchronous detection apparatus, synchronous detection method, and programNIPPON TELEGRAPH & TELEPHONE·Filed 2019·Granted Jul 25, 2023·0 cites·9 claims
- 3051US11581944B2Optical transmission systemNIPPON TELEGRAPH & TELEPHONE·Filed 2019·Granted Feb 14, 2023·0 cites·8 claims
- 3150US11463169B2Wavelength dispersion amount estimation apparatusNIPPON TELEGRAPH & TELEPHONE·Filed 2020·Granted Oct 4, 2022·0 cites·8 claims
- 3250US11381317B2Optical receiving apparatus and waveform distortion compensation methodNIPPON TELEGRAPH & TELEPHONE·Filed 2020·Granted Jul 5, 2022·0 cites·5 claims
- 3350US2025379659A1Sample interval synchronous position notification device, optical receiver and sample interval synchronous position notification methodNIPPON TELEGRAPH & TELEPHONE·Filed 2022·Application pending·0 cites
- 3449US12224889B2Adaptive equalization filter and method for updating filter coefficientsNIPPON TELEGRAPH & TELEPHONE·Filed 2020·Granted Feb 11, 2025·0 cites·8 claims
- 3549US11251870B2Optical transmission systemNIPPON TELEGRAPH & TELEPHONE·Filed 2019·Granted Feb 15, 2022·0 cites·7 claims
- 3649US2025028217A1Control circuit and optical circuit control methodNIPPON TELEGRAPH & TELEPHONE·Filed 2022·Application pending·0 cites
- 3748US12184337B2Optical transmission system, control apparatus, optical transmission method and programNIPPON TELEGRAPH & TELEPHONE·Filed 2020·Granted Dec 31, 2024·0 cites·9 claims
- 3848US10122462B2Transport apparatus and transport methodNIPPON TELEGRAPH & TELEPHONE·Filed 2014·Granted Nov 6, 2018·0 cites·11 claims
- 3948US8571037B2Optical digital transmission systemAISAWA SHIGEKI·Filed 2009·Granted Oct 29, 2013·1 cites·14 claims
- 4048US2025211332A1Optical transmission system and optical transmission methodNIPPON TELEGRAPH & TELEPHONE·Filed 2022·Application pending·0 cites
- 4147US12231173B2Symbol determination device and tap selection methodNIPPON TELEGRAPH & TELEPHONE·Filed 2020·Granted Feb 18, 2025·0 cites·8 claims
- 4247US11444699B2Optical transmission system, optical receiving apparatus and optical transmission methodNIPPON TELEGRAPH & TELEPHONE·Filed 2020·Granted Sep 13, 2022·0 cites·6 claims
- 4347US11349572B2Optical transmission system, optical transmitting apparatus, and optical receiving apparatusNIPPON TELEGRAPH & TELEPHONE·Filed 2019·Granted May 31, 2022·0 cites·7 claims
- 4447US11303359B2Communication system, optical transmitting apparatus, and optical receiving apparatusNIPPON TELEGRAPH & TELEPHONE·Filed 2019·Granted Apr 12, 2022·0 cites·8 claims
- 4547US2025038860A1Estimation method, optical receiving apparatus, and computer programNIPPON TELEGRAPH & TELEPHONE·Filed 2022·Application pending·0 cites
- 4647US2025055573A1Gain adjustment method, optical receiving apparatus and computer programNIPPON TELEGRAPH & TELEPHONE·Filed 2021·Application pending·0 cites
- 4746US11671119B2Signal processing apparatus and signal processing methodNIPPON TELEGRAPH & TELEPHONE·Filed 2019·Granted Jun 6, 2023·0 cites·2 claims
- 4846US11245487B2Optical transmission control method and optical transmission systemNIPPON TELEGRAPH & TELEPHONE·Filed 2019·Granted Feb 8, 2022·0 cites·6 claims
- 4946US2024146420A1Optical signal controller, optical signal control method, and optical signal transmission systemNIPPON TELEGRAPH & TELEPHONE·Filed 2021·Application pending·0 cites
- 5045US11901953B2Optical transmission system and characteristic estimation methodNIPPON TELEGRAPH & TELEPHONE·Filed 2020·Granted Feb 13, 2024·0 cites·15 claims
Showing the top 50 of 66 patent records by PatentIndex Score.
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →