Search Results 1-20 of 69

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  • Binary Data Gathering with a Helper in Internet of Things: Distortion Analysis and Performance Evaluation

    Lin Wensheng , He Xin , Juntti Markku , Matsumoto Tad

    … To analyze performance of this system, we formulate this system as a binary chief executive officer (CEO) problem with a helper. … Initially, we use a successive decoding scheme to decompose the binary CEO problem with a helper into the multiterminal source coding and final decision problems. …

    IEEE Access (7), 12855-12867, 2019-01-15

    IR 

  • Precoder and Postcoder Design for Wireless Video Streaming with Overloaded Multiuser MIMO-OFDM Systems

    TASHIRO Koji , KUROSAKI Masayuki , OCHI Hiroshi

    … An overloaded multiple-input multiple-output (MIMO) technique allows the receiver to implement smaller number of antennas than the transmitter in exchange for degradation in video quality and a large amount of computational complexity for postcoding at the receiver side. …

    IEICE Transactions on Fundamentals of Electronics, Communications and Computer Sciences E102.A(12), 1825-1833, 2019

    J-STAGE 

  • Achievable Rate Regions for Source Coding with Delayed Partial Side Information

    MATSUTA Tetsunao , UYEMATSU Tomohiko

    … <p>In this paper, we consider a source coding with side information partially used at the decoder through a codeword. … We assume that there exists a relative delay (or gap) of the correlation between the source sequence and side information. …

    IEICE Transactions on Fundamentals of Electronics, Communications and Computer Sciences E102.A(12), 1631-1641, 2019

    IR  J-STAGE 

  • Achievable Rate Regions for Source Coding with Delayed Partial Side Information

    Tetsunao Matsuta , Tomohiko Uyematsu

    IEICE Proceeding Series (55), 369-373, 2018

    DOI 

  • Performance Analysis for Lossy-Forward Relaying Over Nakagami- m Fading Channels

    Qian Shen , Zhou Xiaobo , He Xin , He Jiguang , Juntti Markku , Matsumoto Tad

    … Based on the theorem of source coding with side information, the exact outage probability expression for arbitrary values of the shape factor m is derived under the assumptions of both the Gaussian codebook capacity and the constellation constrained capacity. … It clearly identifies the equivalent diversity order and coding gain of the LF relaying. …

    IEEE Transactions on Vehicular Technology 66(11), 10035-10043, 2017-08-23

    IR 

  • Invited Talk : On the Wyner-Ziv Coding Problem with Delayed Side Information  [in Japanese]

    松田 哲直 , 植松 友彦

    電子情報通信学会技術研究報告 = IEICE technical report : 信学技報 116(506), 115-120, 2017-03-09

  • Invited Talk : On the Wyner-Ziv Coding Problem with Delayed Side Information  [in Japanese]

    松田 哲直 , 植松 友彦

    電子情報通信学会技術研究報告 = IEICE technical report : 信学技報 116(505), 115-120, 2017-03-09

  • Invited Talk : On the Wyner-Ziv Coding Problem with Delayed Side Information  [in Japanese]

    松田 哲直 , 植松 友彦

    電子情報通信学会技術研究報告 = IEICE technical report : 信学技報 116(504), 115-120, 2017-03-09

  • On the Wyner-Ziv Coding Problem with Delayed Side Information:Lossy Compression Using Side Information Whose Correlation is Shifted  [in Japanese]

    MATSUTA Tetsunao , UYEMATSU Tomohiko

    Wyner-Ziv符号化は,複数の情報源に関する基本的かつ代表的な情報源符号化である.Wyner-Ziv符号化では,相関を有する二つ情報源からそれぞれ生起した二つの固定長系列の片方のみを符号器において符号化し,もう一方の系列を復号器における副情報として参照して,符号化された系列を与えられた許容範囲内のひずみを許容して復号する.従来のWyner-Ziv符号化では,副情報として参照される系列が遅延なく …

    IEICE ESS Fundamentals Review 11(1), 6-16, 2017

    J-STAGE 

  • Source Coding with Side Information at the Decoder for a Class of Correlated Information Sources with Memory  [in Japanese]

    大濱 靖匡

    電子情報通信学会技術研究報告 = IEICE technical report : 信学技報 116(163), 37-42, 2016-07-28

  • Space-Time Block Coding for Cooperative Amplify-and-Forward Relay Using More Than 3 Relay Node Antennas  [in Japanese]

    ENDO Chikara , MIYAZAKI Hiroyuki , ADACHI Fumiyuki

    以前,筆者らは,中継局アンテナ本数が2本の場合について,直接リンクと中継リンクの両方を用いる時空間ブロック符号化協調非再生中継伝送(STBC-Co-AF中継伝送)を提案した.STBC-Co-AF中継では,従来のSTBC符号化行列の転置行列で与えられるAF-STBC符号化を中継局で行うことで,複素共役演算処理を片方のアンテナのみにまとめる.これにより,受信局では送信局-中継局リンクと中継局-受信局リ …

    Technical report of IEICE. RCS 114(395), 141-146, 2015-01-22

  • Space-Time Block Coding for Cooperative Amplify-and-Forward Relay Using More Than 3 Relay Node Antennas  [in Japanese]

    ENDO Chikara , MIYAZAKI Hiroyuki , ADACHI Fumiyuki

    以前,筆者らは,中継局アンテナ本数が2本の場合について,直接リンクと中継リンクの両方を用いる時空間ブロック符号化協調非再生中継伝送(STBC-Co-AF中継伝送)を提案した.STBC-Co-AF中継では,従来のSTBC符号化行列の転置行列で与えられるAF-STBC符号化を中継局で行うことで,複素共役演算処理を片方のアンテナのみにまとめる.これにより,受信局では送信局-中継局リンクと中継局-受信局リ …

    IEICE technical report. Signal processing 114(394), 141-146, 2015-01-22

  • Error Performance Analysis of Asymmetric Slepian-Wolf Coding for Ordered Random Variables

    DEGUCHI Kana , ISAKA Motohiko

    … We analyze the error performance of coding for ordered random variables with side information at the decoder, where encoder input as well as side information are deliberately extracted from the output of correlated sources. …

    IEICE Transactions on Fundamentals of Electronics, Communications and Computer Sciences E98.A(4), 992-999, 2015

    J-STAGE 

  • Exact and Approximated Outage Probability Analyses for Decode-and-Forward Relaying System Allowing Intra-link Errors

    Zhou Xiaobo , Cheng Meng , He Xin , Matsumoto Tad

    … In this paper, we theoretically analyze the outage probability of decode-and-forward (DF) relaying system allowing intra-link errors (DF-IE), where the relay always forwards the decoder output to the destination regardless of whether errors are detected after decoding in the information part or not. …

    IEEE Transactions on Wireless Communications 13(12), 7062-7071, 2014-09-04

    IR  DOI 

  • Correlated Sources Transmission in Orthogonal Multiple Access Relay Channel: Theoretical Analysis and Performance Evaluation

    Zhou Xiaobo , Lu Pen-Shun , Anwar Khoirul , Matsumoto Tad

    … In this paper, we consider the problem of transmitting two correlated binary sources over orthogonal multiple access relay channel (MARC), where two sources are communicating with a common destination with the assistance of a single relay. … We assume decode-and-forward relaying strategy, and bit-wise exclusive or (XOR) network coding is performed at the relay node. …

    IEEE Transaction on Wireless Communications 13(3), 1424-1435, 2014-01-21

    IR 

  • On the Wyner-Ziv Source Coding Problem with Unknown Delay

    MATSUTA Tetsunao , UYEMATSU Tomohiko

    … In this paper, we consider the lossy source coding problem with delayed side information at the decoder. … We assume that delay is unknown but the maximum of delay is known to the encoder and the decoder, where we allow the maximum of delay to change with the block length. …

    IEICE Transactions on Fundamentals of Electronics, Communications and Computer Sciences E97.A(12), 2288-2299, 2014

    IR  J-STAGE 

  • Energy-aware Multi-view Video Streaming over Wireless Networks

    LIU Zhi , FENG Jingyun , JI Yusheng , Zhang Yongbing

    … By transmitting texture and depth maps of the views captured using two adjacent cameras, the user can synthesize any middle view with a depth image based rendering (DIBR) technique such as 3D-warping, which provides the user with continuous view angles and is key technique for Free Viewpoint TV(FTV). … Because multiple views must be delivered through a bandwidth-limited wireless network, one important issue is how to reduce the source coding rate. …

    Technical report of IEICE. CQ 113(7), 13-18, 2013-04-18

  • Proposal of Detour Multipath Routing Protocol in Wireless Sensor Networks for Data Gathering  [in Japanese]

    FUJITA Keisuke , TAKAKI Yumi , OHTA Chikara , TAMAKI Hisashi

    … クからのホップ数が大きいノードは,パケット中継負荷が小さい傾向がある.そこで,ST方式では,ノードはジンクから同ホップの隣接ノードを順に利用して冗長パスを構築し,冗長パケットを地理的に遠方に迂回(Side Trip)させることで,外部要因による地理的相関性の高いノード故障への耐性を高める.さらにSTNC方式では,冗長パケット同士をNCを利用して演算し,送信パケット数を削減することでシステム寿命への影響を低減す …

    IEICE technical report 112(463), 289-294, 2013-03-07

  • Source Coding with Side Information Based on Incremental Parsing and Arithmetic Coding  [in Japanese]

    HAMADA Daisuke , KUZUOKA Shigeaki

    副情報を伴う情報源符号化問題とは,符号化するべき主情報源と相関を有する他の情報源からの出力を副情報として符号器および復号器で参照しながら,主情報源からの出力を符号化する問題である.この問題に対して,Zivによって提案された増分分解に基づく通信路復号アルゴリズムを利用した具体的な符号化アルゴリズム(ZUMアルゴリズム)が植松と前田によって提案されている.ZUMアルゴリズムは漸近的に最良なユニバーサル …

    IEICE technical report. Information theory 111(390), 31-36, 2012-01-20

  • Source Coding with Side Information Based on Incremental Parsing and Arithmetic Coding  [in Japanese]

    HAMADA Daisuke , KUZUOKA Shigeaki

    電子情報通信学会技術研究報告. IT, 情報理論 111(390), 31-36, 2012-01-13

    References (11)

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