Theoretical Analysis of M-ary/SS Communication Systems Using Racing Counter and a Hadamard Matrix. - Kouji Ohuchi; Hiromasa Habuchi; Takaaki Hasegawa (IEEE J. Sel. Areas Commun., 1996)

A synchronization system with differential detector for the SS-CSC system. - Hiromasa Habuchi; Toshio Takebayashi; Takaaki Hasegawa (PIMRC, 1997)

A comparison of the M-ary/SSMA ALOHA system and the DS/SSMA ALOHA system. - Tsuyoshi Arai; Hiromasa Habuchi (PIMRC, 2000)

A novel synchronization method for bi-orthogonal modulation systems. - Hiromasa Habuchi; Yasuo Usui (PIMRC, 2000)

Proposal of a spread ALOHA system using the SS-CSC technique. - Nobuyoshi Komuro; Hiromasa Habuchi (PIMRC, 2000)

Performance analysis of the SS-PSM system using E-sequences and a preamble. - Fumie Ono; Hiromasa Habuchi (PIMRC, 2000)

Theoretical analysis of the spread spectrum PSM system using E-sequences and a preamble. - Fumie Ono; Hiromasa Habuchi (ICC, 2001)

M-ary/SSMA slotted ALOHA with traffic control scheme on erroneous feedback channels. - Tsuyoshi Arai; Hiromasa Habuchi (GLOBECOM, 2002)

Throughput analysis of nonorthogonal multilevel spread ALOHA systems. - Nobuyoshi Komuro; Hiromasa Habuchi; Masaru Kamada (GLOBECOM, 2002)

Performance of the time hopping modified PSM system on the AWGN channel. - Fumie Ono; Hiromasa Habuchi (GLOBECOM, 2002)

A New Modulation Technique Based on Pulse Position Modulation and Code Shift Keying. - Fumie Ono; Hiromasa Habuchi (IEICE Trans. Fundam. Electron. Commun. Comput. Sci., 2003)

Design of UWB pulses based on B-splines. - Mitsuhiro Matsuo; Masaru Kamada; Hiromasa Habuchi (ISCAS (6), 2005)

Novel code selecting/spacing ALOHA system. - Fumie Ono; Hiromasa Habuchi; Tsuyoshi Arai (PIMRC, 2005)

Design of UWB pulses by spline approximation. - Mitsuhiro Matsuo; Masaru Kamada; Hiromasa Habuchi (WCNC, 2005)

Proposal of a Simple Synchronization Method for CSK/SS. - Azumi Ito; Hiromasa Habuchi; Fumie Ono (IEICE Trans. Fundam. Electron. Commun. Comput. Sci., 2005)

A Reasonable Throughput Analysis of the CSK/SSMA Unslotted ALOHA System with Nonorthogonal Sequences. - Nobuyoshi Komuro; Hiromasa Habuchi (IEICE Trans. Fundam. Electron. Commun. Comput. Sci., 2005)

Design of UWB Pulses in Terms of B-Splines. - Mitsuhiro Matsuo; Masaru Kamada; Hiromasa Habuchi (IEICE Trans. Fundam. Electron. Commun. Comput. Sci., 2005)

Analysis of Packet Compensation Protocols with MCS/CDMA for Local Broadcasting Services. - Koichiro Hashiura; Hiromasa Habuchi (PIMRC, 2006)

Performance of Enhanced PSM/CSK System Using Quadriphase E-Sequences. - Fumie Ono; Hiromasa Habuchi; Kouji Ohuchi (PIMRC, 2006)

Embedded Frame Synchronization Method for Pulse Position Modulation System. - Fumie Ono; Hiromasa Habuchi (IEICE Trans. Fundam. Electron. Commun. Comput. Sci., 2006)

Theoretical Analysis of Spread-Spectrum Push/Pull Type Packet Compensation Protocol on Local Broadcasting Services. - Koichiro Hashiura; Hiromasa Habuchi (PIMRC, 2007)

Throughput Analysis of the Channel Estimation-Oriented Access Control Scheme on CSK/CDMA. - Nobuyoshi Komuro; Hiromasa Habuchi; Toshinori Tsuboi (PIMRC, 2007)

Theoretical Analysis of Atmospheric Optical PPM CDMA with Pseudo-orthogonal M-sequences. - Yusuke Kozawa; Hiromasa Habuchi (PIMRC, 2007)

Enhancement of Optical Wireless Multi-Pulse PPM. - Yusuke Kozawa; Hiromasa Habuchi (GLOBECOM, 2008)

Construction of Orthogonal Overlapping Pulses for Impulse Radio Communications. - Masaru Kamada; Semih Özlem; Hiromasa Habuchi (IEICE Trans. Fundam. Electron. Commun. Comput. Sci., 2008)

Nonorthogonal CSK/CDMA with Received-Power Adaptive Access Control Scheme. - Nobuyoshi Komuro; Hiromasa Habuchi; Toshinori Tsuboi (IEICE Trans. Fundam. Electron. Commun. Comput. Sci., 2008)

Theoretical Analysis of Optical Wireless CDMA with Modified Pseudo Orthogonal M-Sequence Sets. - Yusuke Kozawa; Hiromasa Habuchi (GLOBECOM, 2009)

Throughput analysis of the nonorthogonal CSK/SS random access system on communication between users. - Nobuyoshi Komuro; Hiromasa Habuchi (PIMRC, 2009)

Theoretical analysis of M-CSK/CDMA system in optical wireless channel. - Yusuke Kozawa; Hiromasa Habuchi (ISITA, 2010)

Performance of DS/SS System Using Pseudo-Ternary M-Sequences. - Ryo Enomoto; Hiromasa Habuchi; Koichiro Hashiura (IEICE Trans. Fundam. Electron. Commun. Comput. Sci., 2010)

A Comparison of Wireless Optical CDMA Systems Using Chip-Level Detection. - Yusuke Kozawa; Hiromasa Habuchi (IEICE Trans. Fundam. Electron. Commun. Comput. Sci., 2010)

Performance Improvement of the Inter-Vehicle Push-Type Packet Compensation Protocol for the Road to Vehicle Broadcasting System. - Koichiro Hashiura; Hiromasa Habuchi (Int. J. Intell. Transp. Syst. Res., 2010)

Theoretical analysis of the modified binary countdown scheme. - Koichiro Hashiura; Hiromasa Habuchi (ICICS, 2011)

Theoretical analysis of parallel combinatory spread-spectrum communication system for optical wireless communications. - Yusuke Kozawa; Hiromasa Habuchi (ICICS, 2011)

Effect of unequal transmission power allocation in turbo-coded optical wireless communication system. - Tomoaki Murata; Hiromasa Habuchi (ICICS, 2011)

An optical MPPM-PSM scheme for increasing data transmission rate. - Takayoshi Numata; Hiromasa Habuchi (ICICS, 2011)

Multiple Access Performance for Repeated-Permutation MPPM with Interference Avoidance. - Tatsuya Muramatsu; Toshiki Kato; Fumie Ono; Hiromasa Habuchi (ICCCN, 2011)

Repeated-permutation MPPM/CDMA with interference avoidance and cancellation. - Tatsuya Muramatsu; Toshiki Kato; Fumie Ono; Hiromasa Habuchi (WPMC, 2011)

A Tracking System Using a Differential Detector for M-ary Bi-orthogonal Spread Spectrum Communication Systems. - Junya Kawata; Kouji Ohuchi; Hiromasa Habuchi (IEICE Trans. Fundam. Electron. Commun. Comput. Sci., 2011)

Optical Wireless N-CSK with Modified Pseudo Orthogonal M-Sequence Sets. - Yusuke Kozawa; Hiromasa Habuchi (IEICE Trans. Fundam. Electron. Commun. Comput. Sci., 2011)

Performance analysis of multi-pulse PPM for optical wireless hierarchical transmission system. - Yusuke Kozawa; Hiromasa Habuchi (GLOBECOM Workshops, 2012)

Analysis of hierarchical multi-pulse PPM using modified pseudo orthogonal M-sequence set. - Yusuke Kozawa; Hiromasa Habuchi (ISITA, 2012)

A novel synchronization scheme for Bi-orthogonal modulation using modified pseudo-ternary M-sequence. - Masaya Yamagata; Hiromasa Habuchi (ISITA, 2012)

Priority code selection method of the modified binary countdown scheme for VANET. - Koichiro Hashiura; Hiromasa Habuchi (ITST, 2012)

Analysis of average packet acquisition time on wireless butterfly-typed network coding scheme. - Hiroyuki Higano; Hiromasa Habuchi; Koichiro Hashiura (ITST, 2012)

FOREWORD. - Makoto Itami; Hiromasa Habuchi (IEICE Trans. Fundam. Electron. Commun. Comput. Sci., 2012)

Optical N-parallel codes-shift-keying using generalized modified prime sequence codes and Hadamard codes. - Yusuke Takamaru; Hiromasa Habuchi (ISPACS, 2013)

Effective code tracking system for M-ary orthogonal modulation scheme. - Masaya Yamagata; Hiromasa Habuchi (ISPACS, 2013)

Optical wireless LDPC-coded PPM with unequal transmission power allocation scheme. - Kyohei Sumikawa; Hiromasa Habuchi (IWSDA, 2013)

Design of PN codes for optical wireless code-shift-keying with IM/DD. - Yusuke Takamaru; Hiromasa Habuchi (IWSDA, 2013)

On the modified pseudo-ternary M-sequence pair. - Masaya Yamagata; Hiromasa Habuchi (IWSDA, 2013)

Enhancement of punctured turbo code with UTPA in optical wireless channel. - Sachin Rai; Hiromasa Habuchi (ISITA, 2014)

Optical Wireless LDGM-BPPM with Unequal Transmission Power Allocation Scheme. - Kyohei Sumikawa; Hiromasa Habuchi (IEICE Trans. Fundam. Electron. Commun. Comput. Sci., 2014)

Theoretical Analysis of New PN Code on Optical Wireless Code-Shift-Keying. - Yusuke Takamaru; Sachin Rai; Hiromasa Habuchi (IEICE Trans. Fundam. Electron. Commun. Comput. Sci., 2014)

Performance evaluation of CDMA-based relay network using binary countdown scheme. - Takuya Eto; Hiromasa Habuchi; Koichiro Hashiura (ICICS, 2015)

Optical-wireless enhanced code-shift-keying with IM/DD. - Shota Takayanagi; Hiromasa Habuchi; Yusuke Kozawa (APCC, 2015)

Indoor optical-wireless code-shift-keying with two-stages demodulation. - Shota Takayanagi; Hiromasa Habuchi; Yusuke Kozawa (GCCE, 2015)

Spread spectrum/binary countdown scheme with GMPSC for multi-hop wireless network. - Takuya Eto; Hiromasa Habuchi; Koichiro Hashiura (ICMU, 2015)

BER performance of digital color shift keying with target color control. - Shunsuke Igata; Yusuke Kozawa; Yohtaro Umeda; Hiromasa Habuchi (ICSPCS, 2016)

Performance evaluation of novel optical-wireless variable N-parallel code-shift-keying. - Keisuke Osawa; Hiromasa Habuchi; Yusuke Kozawa (ICSPCS, 2016)

Theoretical analysis of visible-light code-shift keying using extended pseudo-orthogonal M-sequence in line-of-sight link. - Shota Takayanagi; Hiromasa Habuchi; Yusuke Kozawa (ICSPCS, 2016)

Improved synchronization scheme for indoor visible-light differential on-off keying. - Yuta Asano; Hiromasa Habuchi; Yusuke Kozawa (GCCE, 2017)

On suitable pseudo-noise code for optical-wireless hierarchical CSK-MPPM system. - Masayuki Ishikawa; Hiromasa Habuchi (GCCE, 2017)

Rigorous communication success probability of MC-CDMA with MPOMS codes for radio-on-demand WSN. - Tomohiro Okawa; Hiromasa Habuchi (GCCE, 2017)

Inverse pulse position modulation schemes for simultaneous visible light wireless information and power transfer. - Ryota Kimoto; Yusuke Kozawa; Yohtaro Umeda; Hiromasa Habuchi (ITNAC, 2017)

Proposal of optical wireless turbo coded APPM system. - Ran Sun; Hiromasa Habuchi; Yusuke Kozawa (ITNAC, 2017)

SCDMA capability of high-density code-shift keying using dual MPOMs in optical-wireless channel. - Takashi Tokunaga; Hiromasa Habuchi; Yusuke Kozawa; Ran Sun (ITNAC, 2017)

A theoretical analysis of visible-light variable N-parallel code-shift-keying in LOS indoor environments. - Keisuke Osawa; Hiromasa Habuchi; Yusuke Kozawa (IWSDA, 2017)

Impact of framed-DOOK optical wireless system using error correcting codes. - Ran Sun; Hiromasa Habuchi; Yusuke Kozawa (IWSDA, 2017)

New two-layered pseudo-noise code for optical-wireless code-shift keying/SCDMA. - Takashi Tokunaga; Hiromasa Habuchi; Yusuke Kozawa (IWSDA, 2017)

Foreword. - Hiromasa Habuchi (IEICE Trans. Fundam. Electron. Commun. Comput. Sci., 2017)

Exact Bit Error Rate Analysis for Optical-Wireless Framed-DOOK System. - Yuta Asano; Hiromasa Habuchi; Yusuke Kozawa (GCCE, 2018)

BER Performance Impaired by Transmission Time Offset between Users in Optical Wireless CSK/ACDMA System Using DMPOMs. - Takashi Tokunaga; Hiromasa Habuchi; Yusuke Kozawa; Ran Sun (GCCE, 2018)

Frame Error Detection Performance of Optical-Wireless Advanced Framed-DOOK System. - Yuta Asano; Hiromasa Habuchi; Yusuke Kozawa (ICSPCS, 2018)

Proposal of Optical Wireless Turbo Coded System with Hybrid PPM-OOK Signalling. - Ran Sun; Hiromasa Habuchi; Yusuke Kozawa (ICSPCS, 2018)

Proposal of a Disaster Support Expert System Using Accumulated Empirical Data. - Tatsuya Oyanagi; Tomoyuki Ishida; Noriki Uchida; Yoshitaka Shibata; Hiromasa Habuchi (IMIS, 2018)

Enhanced On-demand WSN in terms of MC-CDMA with MPOMS. - Yutaka Imaizumi; Hiromasa Habuchi; Yusuke Kozawa (ISPACS, 2018)

Theoretical Analysis on Bit Error Rate of Visible-Light Variable N-Parallel Code-Shift-Keying. - Keisuke Osawa; Hiromasa Habuchi; Yusuke Kozawa (IEICE Trans. Fundam. Electron. Commun. Comput. Sci., 2018)

Hybrid PWM/DPAM Dimming Control for Digital Color Shift Keying Using RGB-LED Array. - Jumpei Okumura; Yusuke Kozawa; Yohtaro Umeda; Hiromasa Habuchi (IEEE J. Sel. Areas Commun., 2018)

Proposal of Frame Synchronization Method for Optical Turbo Coded System with Hybrid PPM-OOK Signaling. - Tomohiro Kiguchi; Ran Sun; Hiromasa Habuchi; Yusuke Kozawa (APWCS, 2019)

Proposal of Equal-Weight (2, 2) Visual Secret Sharing Scheme on VN-CSK Illumination Light Communication. - Keisuke Manaka; Liyuan Chen; Hiromasa Habuchi; Yusuke Kozawa (APWCS, 2019)

Intensity Modulation Direct Detection Optical Wireless Communication with Nonorthogonal Code Shift Keying. - Nobuyoshi Komuro; Hiromasa Habuchi (GCCE, 2019)

Frame Synchronization Performance of Optical-Wireless Hybrid BPPM-OOK System. - Tomohiro Kiguchi; Ran Sun; Hiromasa Habuchi; Yusuke Kozawa (ITNAC, 2019)

Theoretical Analysis of Equal-Weight (2, 2) VSS on VN-CSK Illumination Light Communication. - Keisuke Manaka; Liyuan Chen; Hiromasa Habuchi; Yusuke Kozawa (ITNAC, 2019)

Proposal of a High-Presence Japanese Traditional Crafts Presentation System Integrated with Different Cultures. - Yangzhicheng Lu; Tomoyuki Ishida; Akihiro Miyakawa; Yoshitaka Shibata; Hiromasa Habuchi (NBiS, 2019)

Proposal of Interactive Information Sharing System Using Large Display for Disaster Management. - Ryo Nakai; Tomoyuki Ishida; Noriki Uchida; Yoshitaka Shibata; Hiromasa Habuchi (NBiS, 2019)

Theoretical Analysis of Illumination-Light VN-CSK Based Equal-Weight (2, 2) VSS with MPOMS Balancer. - Keisuke Manaka; Liyuan Chen; Hiromasa Habuchi; Yusuke Kozawa (GCCE, 2020)

Chlorophyll concentration-based CSK constellation point optimization for Underwater SLIPT using Time Splitting receiver. - Takuma Kogo; Yusuke Kozawa; Hiromasa Habuchi (GLOBECOM (Workshops), 2020)

Free Space Optical Turbo Coded Communication System with Hybrid PPM-OOK Signaling. - Ran Sun; Hiromasa Habuchi; Yusuke Kozawa (IEICE Trans. Fundam. Electron. Commun. Comput. Sci., 2020)

Improved Optical Fingerprint Positioning System for Illumination-Light VN-CSK Communications. - Daisuke Ogawa; Kouki Taruishi; Yusuke Kozawa; Hiromasa Habuchi (GCCE, 2021)

Design of Low-power Mode based On-demand WSN with MC-CDMA. - Masanori Suetake; Yusuke Kozawa; Hiromasa Habuchi (GCCE, 2021)

Design of VN-CSK System Based Parallel Transmission with RGB-LED. - Kouki Taruishi; Yusuke Kozawa; Hiromasa Habuchi (GCCE, 2021)

Data Transmission Efficiency of the Nonorthogonal CSK-used Optical Code Division Multiple Access System. - Nobuyoshi Komuro; Hiromasa Habuchi (ICCE-TW, 2021)

Code Tracking System for Optical-Wireless Code-Shift - Keying using Two-layered PN code. - Ryouta Kuriyama; Hiromasa Habuchi (ISCIT, 2021)

Novel Frame Synchronization System for RGB-LED Parallel Transmission employing BPPM Format. - Jyo Matsushima; Tomohiro Kiguchi; Hiromasa Habuchi (ISCIT, 2021)

Visual Secret Sharing Based RGB Parallel Transmission System. - Ryohei Hazu; Yusuke Kozawa; Hiromasa Habuchi (WPMC, 2021)

Theoretical analysis of selective variable rate multi-pulse pulse position modulation for visible light communications. - Tatsuhiko Iwase; Yusuke Kozawa; Hiromasa Habuchi (WPMC, 2021)

Chlorophyll concentration-based CSK constellation point design for underwater SLIPT with priority on communication performance. - Takuma Kogo; Yusuke Kozawa; Hiromasa Habuchi (WPMC, 2021)

Nonorthogonal CSK/SS ALOHA system under MANET environment. - Nobuyoshi Komuro; Hiromasa Habuchi (ICT Express, 2021)

RGB-Based Secret Sharing Illumination-Light Communications With VN-CodeSK. - Ryohei Hazu; Yusuke Kozawa; Hiromasa Habuchi (GCCE, 2022)

Design of xASK-CodeSK system for Simultaneous Visible Light Wireless Information and Power Transfer. - Yu Ichitsuka; Yusuke Kozawa; Hiromasa Habuchi (GCCE, 2022)

Search-Area Partitioning Approach to Optical Fingerprint Positioning System. - Daisuke Ogawa; Yuta Ochiai; Yusuke Kozawa; Hiromasa Habuchi (GCCE, 2022)

Theoretical Analysis of Packet Success Rate considering Delay Fluctuation of Arrival Timing of Packets on Three-mode based On-demand WSN. - Masanori Suetake; Hiromasa Habuchi (GCCE, 2022)

Influence of Reflected Light in Illumination-Light VN-CodeSK Based Positioning Systems. - Yuta Ochiai; Daisuke Ogawa; Yusuke Kozawa; Hiromasa Habuchi (ISITA, 2022)

Theoretical Analysis of Variable xASK-CodeSK System for SLIPT. - Yu Ichitsuka; Yusuke Kozawa; Hiromasa Habuchi (GCCE, 2023)

MIMO LED Illumination-Light Communication that Fuses Two Kinds of Data Different in Property. - Tenwa Koh; Yusuke Kozawa; Hiromasa Habuchi (GCCE, 2023)

VN-CodeSK Based Optical Fingerprint System With Non-Uniform Grid Interval According to µ-Law. - Yuta Ochiai; Daisuke Ogawa; Yusuke Kozawa; Hiromasa Habuchi (GCCE, 2023)

Enhancement of Optimized CSK for USLIPT. - Honoka Yoshinaga; Yusuke Kozawa; Hiromasa Habuchi (GLOBECOM, 2023)

Theoretical analysis of underwater simultaneous light Information and power transfer using inverted N parallel code shift keying with power splitting reciver. - Masao Koshimoto; Yusuke Kozawa; Hiromasa Habuchi (ISCAS, 2023)

Optimal FOV of Angular Diversity Receiver for Underwater Visible Light Communications. - Keigo Matsunaga; Yusuke Kozawa; Hiromasa Habuchi (ISCAS, 2023)

Code Tracking System Design of Optical-Wireless Code Shift Keying with Concatenated MPOMs. - Norito Baba; Hiromasa Habuchi; Nobuyoshi Komuro (GCCE, 2024)

One-hop On-demand WSN Based on Multi-carrier CDMA with Orthogonal M-sequences. - Shin Hirayama; Yusuke Kozawa; Hiromasa Habuchi (GCCE, 2024)

Frame Acquisition Scheme for Optical-wireless Modified MPPM. - Riku Sakai; Yusuke Kozawa; Hiromasa Habuchi (GCCE, 2024)

Enhanced Illumination-light VN-CodeSK System with Secret Sharing Scheme. - Junya Yada; Yusuke Kozawa; Hiromasa Habuchi (GCCE, 2024)

Individual optimization of FOV for vertices and side PDs of Angle Diversity Receiver for Underwater Visible Light Communication. - Yusuke Kozawa; Keigo Matsunaga; Hiromasa Habuchi (ISCAS, 2025)

Intelligent Lighting System Incorporating Two Different Data Transmission Methods. - Tianhe Huang; Yusuke Kozawa; Hiromasa Habuchi (IEEE Access, 2025)