Inventor · disambiguated record

Toshiaki Koike-Akino

Also filed as: KOIKE-AKINO TOSHIAKI

66 granted patents·11 pending applications·389 citations·filing 2010–2024

98Inventor score

Technology areasH04L H04B G02B H03M G06N

Files withMITSUBISHI ELECTRIC RES LABORATORIES INC56 MITSUBISHI ELECTRIC RES LAB10 KOIKE-AKINO TOSHIAKI7 ANNAVAJJALA RAMESH1 KOJIMA KEISUKE1

Top patents by PatentIndex Score

77 records

0197US11121816B2Symbol detection of massive MIMO systems with unknown symbol-dependent transmit-side impairmentsMITSUBISHI ELECTRIC RES LABORATORIES INC·Filed 2019·Granted Sep 14, 2021·17 cites·18 claims
0297US10069519B1Partition based distribution matcher for probabilistic constellation shapingMITSUBISHI ELECTRIC RES LABORATORIES INC·Filed 2018·Granted Sep 4, 2018·58 cites·15 claims
0396US11463114B2Protograph quasi-cyclic polar codes and related low-density generator matrix familyMITSUBISHI ELECTRIC RES LABORATORIES INC·Filed 2021·Granted Oct 4, 2022·7 cites·27 claims
0496US9948377B1System and method for spatial beamforming modulationMITSUBISHI ELECTRIC RES LABORATORIES INC·Filed 2017·Granted Apr 17, 2018·34 cites·18 claims
0596US9806739B1Optical signal transmitter and optical communication system using constant modulus formats, and method for generating modulation codesMITSUBISHI ELECTRIC RES LABORATORIES INC·Filed 2016·Granted Oct 31, 2017·23 cites·18 claims
0695US11619494B2System and method for tracking expanded state of an objectMITSUBISHI ELECTRIC RES LABORATORIES INC·Filed 2020·Granted Apr 4, 2023·6 cites·18 claims
0795US10312946B2Soft-output decoding of codewords encoded with polar codeMITSUBISHI ELECTRIC RES LABORATORIES INC·Filed 2017·Granted Jun 4, 2019·16 cites·20 claims
0895US9264118B1System and method for communicating data symbols via wireless doubly-selective channelsMITSUBISHI ELECTRIC RES LAB·Filed 2015·Granted Feb 16, 2016·18 cites·20 claims
0994US10749554B1System and method for short block length distribution matchingMITSUBISHI ELECTRIC RES LABORATORIES INC·Filed 2019·Granted Aug 18, 2020·15 cites·20 claims
1093US10516503B1Distribution matcherMITSUBISHI ELECTRIC RES LABORATORIES INC·Filed 2019·Granted Dec 24, 2019·19 cites·18 claims
1192US9621275B2Method for generating constant modulus multi-dimensional modulations for coherent optical communicationsMITSUBISHI ELECTRIC RES LABORATORIES INC·Filed 2014·Granted Apr 11, 2017·15 cites·14 claims
1291US10541711B1Short block length distribution matching algorithmMITSUBISHI ELECTRIC RES LABORATORIES INC·Filed 2019·Granted Jan 21, 2020·10 cites·20 claims
1391US10313056B2Irregular polar code encodingMITSUBISHI ELECTRIC RES LABORATORIES INC·Filed 2017·Granted Jun 4, 2019·9 cites·20 claims
1490US10998922B2Turbo product polar coding with hard decision cleaningMITSUBISHI ELECTRIC RES LABORATORIES INC·Filed 2018·Granted May 4, 2021·9 cites·18 claims
1590US9088447B1Non-coherent transmission and equalization in doubly-selective MIMO channelsMITSUBISHI ELECTRIC RES LAB·Filed 2014·Granted Jul 21, 2015·14 cites·17 claims
1687US12057983B2Systems and methods for dual coding concatenation in probabilistic amplitude shapingMITSUBISHI ELECTRIC RES LABORATORIES INC·Filed 2021·Granted Aug 6, 2024·3 cites·20 claims
1787US10921525B2Grating coupler and integrated grating coupler systemMITSUBISHI ELECTRIC RES LABORATORIES INC·Filed 2019·Granted Feb 16, 2021·5 cites·14 claims
1886US10962717B2Integrated grating coupler systemMITSUBISHI ELECTRIC RES LABORATORIES INC·Filed 2020·Granted Mar 30, 2021·2 cites·17 claims
1986US9906308B1Methods for compensation of cross-polarization modulation (XPolM) impairments in coherent optical communicationsMITSUBISHI ELECTRIC RES LABORATORIES INC·Filed 2016·Granted Feb 27, 2018·6 cites·20 claims
2086US9559786B2Pilot-aided coherent receiver for optical communicationsMITSUBISHI ELECTRIC RES LABORATORIES INC·Filed 2015·Granted Jan 31, 2017·6 cites·20 claims
2185US9584256B2Adaptive error correction code for optical super-channelsMITSUBISHI ELECTRIC RES LABORATORIES INC·Filed 2014·Granted Feb 28, 2017·6 cites·18 claims
2285US9077508B2Adaptively coding and modulating signals transmitted via nonlinear channelsMITSUBISHI ELECTRIC RES LAB·Filed 2012·Granted Jul 7, 2015·8 cites·8 claims
2385US8433205B2Crosstalk-free high-dimensional constellations for dual-polarized nonlinear fiber-optic communicationsKOIKE-AKINO TOSHIAKI·Filed 2011·Granted Apr 30, 2013·7 cites·9 claims
2484US11204467B2Integrated grating couplerMITSUBISHI ELECTRIC RES LABORATORIES INC·Filed 2020·Granted Dec 21, 2021·2 cites·20 claims
2584US10120132B2Photonic integrated circuitMITSUBISHI ELECTRIC RES LABORATORIES INC·Filed 2017·Granted Nov 6, 2018·4 cites·17 claims
2683US10795151B2Methods and systems for terahertz-based positioningMITSUBISHI ELECTRIC RES LABORATORIES INC·Filed 2018·Granted Oct 6, 2020·2 cites·19 claims
2782US11122397B2Localization using millimeter wave beam attributesMITSUBISHI ELECTRIC RES LABORATORIES INC·Filed 2019·Granted Sep 14, 2021·3 cites·16 claims
2881US9584259B2Quaternary block-coded high-dimensional modulation for coherent optical communicationsMITSUBISHI ELECTRIC RES LABORATORIES INC·Filed 2013·Granted Feb 28, 2017·6 cites·9 claims
2980US9473250B2System and method for recovering carrier phase in optical communicationsMITSUBISHI ELECTRIC RES LABORATORIES INC·Filed 2014·Granted Oct 18, 2016·5 cites·20 claims
3080US9097852B2Multi-mode interference deviceMITSUBISHI ELECTRIC RES LAB·Filed 2014·Granted Aug 4, 2015·4 cites·19 claims
3179US11651225B2Non-uniform regularization in artificial neural networks for adaptable scalingMITSUBISHI ELECTRIC RES ABORATORIES INC·Filed 2020·Granted May 16, 2023·2 cites·13 claims
3279US9722633B2Method and system for reliable data communications with adaptive multi-dimensional modulations for variable-iteration decodingMITSUBISHI ELECTRIC RES LABORATORIES INC·Filed 2015·Granted Aug 1, 2017·5 cites·15 claims
3377US10859769B2Compact photonic devicesMITSUBISHI ELECTRIC RES LABORATORIES INC·Filed 2018·Granted Dec 8, 2020·3 cites·21 claims
3476US9716536B2System and method for wireless communications over fading channelsMITSUBISHI ELECTRIC RES LABORATORIES INC·Filed 2015·Granted Jul 25, 2017·3 cites·14 claims
3576US9116298B2Multi-mode interference deviceMITSUBISHI ELECTRIC RES LAB·Filed 2013·Granted Aug 25, 2015·4 cites·19 claims
3674US10554309B2Pilot-aided carrier phase estimation for optical communicationsMITSUBISHI ELECTRIC RES LABORATORIES INC·Filed 2018·Granted Feb 4, 2020·2 cites·19 claims
3773US9270504B2System and method for linearizing power amplifiersMITSUBISHI ELECTRIC RES LAB·Filed 2014·Granted Feb 23, 2016·4 cites·18 claims
3873US8472550B2Method for reducing interference in multi-cell multi-user wireless networksKOIKE-AKINO TOSHIAKI·Filed 2010·Granted Jun 25, 2013·4 cites·3 claims
3970US9557485B2System and method for manipulating polarizations of optical signalMITSUBISHI ELECTRIC RES LABORATORIES INC·Filed 2015·Granted Jan 31, 2017·2 cites·15 claims
4069US9184876B2Method and apparatus for detecting symbols received wirelessly using probabilistic data association with uncertaintyMITSUBISHI ELECTRIC RES LAB·Filed 2014·Granted Nov 10, 2015·2 cites·10 claims
4168US9112653B2Method and system for modulating optical signals as high-dimensional lattice constellation points to increase tolerance to noiseMITSUBISHI ELECTRIC RES LAB·Filed 2013·Granted Aug 18, 2015·2 cites·19 claims
4267US11249181B2Localization using millimeter wave beam attributes for keyless entry applicationsMITSUBISHI ELECTRIC RES LABORATORIES INC·Filed 2019·Granted Feb 15, 2022·1 cites·18 claims
4367US9215457B2Method and system for communicating multimedia using reconfigurable rateless codes and decoding in-process status feedbackKOIKE-AKINO TOSHIAKI·Filed 2012·Granted Dec 15, 2015·5 cites·17 claims
4467US8942517B2Multi-mode interference manipulatorKOJIMA KEISUKE·Filed 2012·Granted Jan 27, 2015·2 cites·19 claims
4567US2025384260A1Photonic Neural NetworkMITSUBISHI ELECTRIC RES LABORATORIES INC·Filed 2024·Application pending·0 cites
4666US9806743B2System and method of belief propagation decodingMITSUBISHI ELECTRIC RES LABORATORIES INC·Filed 2015·Granted Oct 31, 2017·2 cites·18 claims
4766US8451930B2Sparse channel estimation using order extension for frequency and time selective MIMO wireless communication networksKOIKE-AKINO TOSHIAKI·Filed 2011·Granted May 28, 2013·2 cites·8 claims
4864US2025278624A1Systems and Methods for Tracking a State of a Device with Continuous-Time Latent Dynamics LearningMITSUBISHI ELECTRIC RES LABORATORIES INC·Filed 2024·Application pending·0 cites
4964US2025292099A1System and Method for Transformation of Discrete Input for Adversarial RobustnessMITSUBISHI ELECTRIC RES LABORATORIES INC·Filed 2024·Application pending·0 cites
5063US8472809B2Adaptive cross-polarization modulation cancellers for coherent optical communication systemsKOIKE-AKINO TOSHIAKI·Filed 2011·Granted Jun 25, 2013·2 cites·8 claims

Showing the top 50 of 77 patent records by PatentIndex Score.

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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →