髙橋豊（たかはし ゆたか、1951年4月10日 -）は日本の工学者。京都情報大学院大学教授。京都大学名誉教授。

元奈良先端科学技術大学院大学教授。元パリ第11大学客員教授。元INRIA（フランス国立情報制御研究所）客員研究員。日本オペレーションズ・リサーチ学会フェロー。通信・放送機構 (TAO)「多段接続されたCATV網による通信・放送統合技術に関する研究開発」統括責任者（プロジェクトリーダー）。

経歴 
京都大学で工学士、同大学院修士課程修了（数理工学専攻）、同大学院博士課程研究指導認定退学（数理工学専攻）, 工学博士

元京都大学大学院情報学研究科教授。

受賞 
IFIP (International Federation for Information Processing) Silver Core
日本オペレーションズ・リサーチ学会フェロー
スケジューリング学会技術賞

編著書 
T. Hasegawa(Author), H. Takagi(Author), Y. Takahashi(Editor):“Computer Networking and Performance Evaluation”, North-Holland, Amsterdam(1986) 
Performance of Distributed and Parallel Systems (editor), North-Holland, Amsterdam(1989)　
T. Hasegawa(Editor), H. Takagi(Editor), Y. Takahashi(Editor):“Performance of Distributed Systems and Integrated Communication Networks”, North-Holland,Amsterdam(1992) 
Ifip Tc6 Task Group/Wg6.4 International Workshop on Performance of com (Author), G. Pujolle (Author), Harry G. Perros(Author), Y. Takahashi(Author, Editor):“Modelling and Performance Evaluation of ATM Technology”(editor), North-Holland, Amsterdam(1993) 
Toshiharu Hasegawa, Yukata Takahashi, Guy Pujolle, Hideaki Takagi:“Local and Metropolitan Communication Systems vol.3”(editor), Chapman & Hall, London(1995) 
足立紀彦,酒井英昭,髙橋豊,飯國洋二「システム工学」,コロナ社,1996　
Toshiharu Hasegawa (Editor), Hideaki Takagi(Editor), Yukata Takahashi (Editor):“Performance and Management of Complex Communication Networks”, Chapman & Hall, London(1998)　
Kunio Goto (Editor), Toshiharu Hasegawa (Editor), Hideaki Takagi (Editor), Yutaka Takahashi (Editor):“Performance and QoS of Next Generation Networking”, Springer, London(2000)　
Luigi Fratta, Henning Schulzrinne, Yutaka Takahashi, Otto Spaniol:“NETWORKING 2009, Lecture Notes in Computer Science LNCS 5550”, Springer, (2009)
Wuyi Yue(Editor), Yutaka Takahashi(Editor), Hideaki Takagi(Editor):“Advances in Queueing Theory and Network Applications”, Springer, Cambridge, MA, (2008)　
Tien van Do (Editor), Yutaka Takahashi (Editor), Wuyi Yue (Editor), Viet-Ha Nguye (Editor):“Queueing Theory and Network Applications”, Lecture Notes in Advances in Intelligent Systems and Computing, Springer(2015)

学術論文・国際会議論文 
H. Miyahara, Y. Takahashi and T. Hasegawa:“Estimation of Users' Behavior in a Computer System”, IEEE Trans. on Systems, Man and Cybernetics, vol.SMC-8, no.1, pp.37-41(1978)
Y. Takahashi, H. Miyahara and T. Hasegawa:“An Approximation Method for Open Restricted Queueing Networks”, Operations Research, vol.28, no.3, pp.594-602(1980)　NAID30041576290
T. Takine, Y. Takahashi and T. Hasegawa:“Performance Analysis of a Polling System with Single Buffers and Its Application to Interconnected Networks”, IEEE Journal on Selected Areas in Communication, vol.SAC-4, no.6, pp.802-812(1986)　DOI：10.1109/JSAC.1986.1146395
Y. Takahashi, T. Takine and T. Hasegawa:“Throughput Analysis of a Hybrid Protocol for Ring Networks”, Modelling Techniques and Performance Evaluation (edited by S. Fdida and G. Pujolle), North-Holland, Amsterdam, pp.151-164(1987)
T. Takine, Y. Takahashi and T. Hasegawa:“An Approximate Analysis of a Buffered CSMA/CD”, IEEE Transactions on Communications, vol.36, no.8, pp.932-941(1988)　DOI：10.1109/26.3773
T. Takine, Y. Takahashi and T. Hasegawa:“Exact Analysis of Asymmetric Polling Systems with Single Buffers”, IEEE Transactions on Communications, vol.36, no.10, pp.1119-1127(1988)　NAID80004239005
J.F. Ren, Y. Takahashi and T. Hasegawa:“An Analysis of the Effect of Multiversions on the Performance of Timestamp Algorithm”, IEEE Journal on Selected Areas in Communications, vol.7, no.3, pp.354-363(1989)　DOI：10.1109/49.16868
Y. Matsumoto, Y. Takahashi and T. Hasegawa:“Probability Distributions of Interdeparture Time and Response Time in Multipacket CSMA/CD Systems”, IEEE Transactions on Communications, vol.38, no.1, pp.54-66(1990)　NAID30019670560
Y. Matsumoto, Y. Takahashi and T. Hasegawa:“The Effects of Packet Size Distributions on Output and Delay Processes of CSMA/CD”, IEEE Transactions on Communications, vol.38, no/2, pp.199-214(1990)　DOI：10.1109/26.47855
T. Takine, Y. Takahashi and T. Hasegawa:“Modeling and Analysis of a Single-Buffer Polling System Interconnected with External Networks”, INFOR, vol.28, no.1, pp.166-177(1990)
Y. Matsumoto, Y. Takahashi and T. Hasegawa:“Performance Analysis of CSMA/CD Networks with a Buffered Gateway”, IEEE Transactions on Communications, vol.38, no.9, pp.1404-1418(1990)　DOI：10.1109/26.61382
T. Takine, H. Takagi, Y. Takahashi and T. Hasegawa:“Analysis of Asymmetric Single-Buffer Polling and Priority Systems without Switchover Times”, Performance Evaluation, vol.11, pp.253-264(1990)
M. Yoshimoto, T. Takine, Y. Takahashi and T. Hasegawa:“Waiting Time and Queue Length Distributions for Go-Back-N and Selective-Repeat ARQ Protocols”, IEEE Transactions on Communications, vol.41, no.11, pp.1687-1693(1993)　NAID80007331608
S. Kasahara, T. Takine, Y. Takahashi, T. Hasegawa:“Analysis of an SPP/G/1 System with Multiple Vacations and E-limited Service Discipline”, Queueing Systems, vol.14, pp.349-367(1993)
F. Ishizaki, T. Takine, Y. Takahashi, T. Hasegawa:“A Generalized SBBP/G/1 Queue and Its Applications”, Performance Evaluation, vol.21, pp.163-181(1994)　NAID80007957776
A. Sugahara, T. Takine, Y. Takahashi, T. Hasegawa:“Analysis of a Nonpreemptive Priority Queue with SPP Arrivals of High Class”, Performance Evaluation, vol.21, pp.215-238(1995)　NAID80008082621
S. Kasahara, Y. Takahashi, T. Hasegawa:“Analysis of Waiting Time of M/G/1/K System with Vacations under Random Scheduling and LCFS”, Performance Evaluation, vol.21, pp.239-259(1995)
J.F. Ren, Y. Takahashi, T. Hasegawa:“Analysis of Impact of Network Delay on Multiversion Conservative Timestamp Algorithms in DDBS”, Performance Evaluation, vol.26, pp.21-50(1996)
W.K.G. Seah, Y. Takahashi, T. Hasegawa:“Analysis of demand-priority access using a priority queue with server vacations and message dependent switchover times”, Telecommunication Systems, vol.10, nos.3-4, pp.243-268(1998)
M. Ishigaki, Y. Takahashi, T. Hasegawa:“Performance Analysis of CSMA/CD-DRC System”, Telecommunication Systems, vol.15, pp.93-112(2000)
T. Yoshihara, S. Kasahara and Y. Takahashi:“Practical Time-Scale Fitting of Self-Similar Traffic with Markov-Modulated Poisson Process”, Telecommunication Systems, vol.17, pp.185-211(2001)　NAID30013008377
Keiichi Endo, Minoru Kawahara, Yutaka Takahashi:“Encoding for Secure Computations in Distributed Interactive Real-time Applications”, Computer Communications, Vol.31, No.9, pp.1679-1686(2008)
Yasuo Tamura, Shoji Kasahara, Yutaka Takahashi, Satoshi Kamei, and Ryoichi Kawahara:“Inconsistency of Logical and Physical Topologies for Overlay Networks and Its Effect on File Transfer Delay”, Performance Evaluation. vol.65, pp.725-741(2008)
Shun Muraoka, Hiroyuki Masuyama, Shoji Kasahara and Yutaka Takahashi:“FEC Recovery Performance for Video Streaming Services over Wired-Wireless Networks Performance Evaluation”, Performance Evaluation, vol.66, pp.327-342(2009)
Yusuke Gotoh, Tomoki Yoshihisa, Masanori Kanazawa and Yutaka Takahashi:“A Broadcasting Protocol for Selective Contents Considering Available Bandwidth”, IEEE Transaction on Broadcasting. vol.55, no.2, June pp.460-467(2009)
Kensaku Wakuda, Shoji Kasahara, Yutaka Takahashi, Yoshinobu Kure, Eisaburo Itakura:“A Packet Scheduling Algorithm for Max-Min Fairness in Multihop Wireless LANs”, Computer Communications, vol.32, nos. 13-14, pp.1437-1444(2009)
Nelson Hernandez-Cons, Shoji Kasahara, and Yutaka Takahashi:“Dynamic Hello/Timeout timer adjustment in routing protocols for reducing overhead in MANETs”, Computer Communications, vol.33, pp.1864-1878(2010)
Tomoya Tainaka, Hiroyuki Masuyama, Shoji Kasahara and Yutaka Takahashi:“Performance Analysis of Burst Transmission Mechanism for IEEE 802.11-Based Multi-Hop Wireless LANs”, IEEE Transactions on Wireless Communications, vol.10, no.9, pp.2908-2917, September(2011)　DOI：10.1109/TWC.2011.071411.100593
Tuan Phung-Duc, Hiroyuki Masuyama, Shoji Kasahara and Yutaka Takahashi:“A Matrix Continued Fraction Approach to Multiserver Retrial Queues”, Annals of Operations Research, vol.202, no.1, pp.161-183(2013)　NAID120005241236
Keiichi Endo, Yusuke Inoue, and Yutaka Takahashi:“Performance Modeling of Beaconless Forwarding Strategies in Multi-hop Wireless Networks”, Computer Communications, vol.35, no.1, pp.120-128(2012) 
Tatsuaki Kimura, Hiroyuki Masuyama, and Yutaka Takahashi:“Heavy-traffic asymptotics for stationary GI/G/1-type Markov chains”, Operations Research Letters, vol.40, pp.185-189(2012)
Tatsuaki Kimura, Hiroyuki Masuyama and Yutaka Takahashi:“Subexponential Asymptotics of the Stationary Distributions of GI/G/1-Type Markov Chains”, Stochastic Models, vol.29, no.2, pp.190-239(2013)
Tuan Phung-Duc, Hiroyuki Masuyama, Shoji Kasahara and Yutaka Takahashi:“A Matrix Continued Fraction Approach to Multiserver Retrial Queues”, Annals of Operations Research, vol.202, pp.161-183(2013)　NAID120005241236
T. Yazane, H. Masuyama, S. Kasahara, and Y. Takahashi:“Effect of Network-Coding Overhead on End-to-End Throughput for Multihop Wireless Networks”, Performance Evaluation, vol.70, pp.14-27(2013)
Tuan Phung-Duc, Wouter Rogiest, Yutaka Takahashi, Herwig Bruneel:“Retrial queues with balanced call blending: analysis of single-server and multiserver model”, Annals of Operations Research, published online: 26 April(2014)
Tuan Phung-Duc, Wouter Rogiest, Yutaka Takahashi, Herwig Bruneel:“Retrial queues with balanced call blending: analysis of single-server and multiserver model”, Annals of Operations Research, 239, pp.429-449(2016)