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Research Fellow (Professor)  |  Chang, Ronald Y.  
 
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Publications
 
Journal Articles
 
1. C.-H. Lee, R. Y. Chang, S.-M. Cheng, C.-H. Lin, and C.-H. Hsiao, "Joint Beamforming and Power Allocation for M2M/H2H Co-Existence in Green Dynamic TDD Networks: Low-Complexity Optimal Designs," IEEE Internet of Things Journal, volume 9, number 6, pages 4799-4815, March 2022.
2. K.-Y. Tsai, Y.-W. Tsai, Y.-C. Lee, J.-J. Ding, and R. Y. Chang, "Frontalization and Adaptive Exponential Ensemble Rule for Deep-Learning-Based Facial Expression Recognition System," Signal Processing: Image Communication, volume 96, pages article 116321, August 2021.
3. Y.-C. Lee, H.-W. Hsu, J.-J. Ding, W. Hou, L.-S. Chou, and R. Y. Chang, "Backbone Alignment and Cascade Tiny Object Detecting Techniques for Dolphin Detection and Classification," IEICE Transactions on Fundamentals of Electronics, Communications and Computer Sciences, volume E104-A, number 4, pages 734-743, April 2021.
4. K. M. Chen, R. Y. Chang, and S.-J. Liu, "Interpreting Convolutional Neural Networks for Device-Free Wi-Fi Fingerprinting Indoor Localization via Information Visualization," IEEE Access, volume 7, pages 172156-172166, December 2019. :::icon
5. S.-J. Liu, R. Y. Chang, and F.-T. Chien, "Analysis and Visualization of Deep Neural Networks in Device-Free Wi-Fi Indoor Localization," IEEE Access, volume 7, pages 69379-69392, June 2019. :::icon
6. C. M. Yetis and R. Y. Chang, "Distributed Multi-Stream Beamforming in MIMO Multi-Relay Interference Networks," IEEE Access, volume 7, pages 7535-7554, January 2019.
7. J.-Y. Lin, R. Y. Chang, C.-H. Lee, H.-W. Tsao, and H.-J. Su, "Multi-Agent Distributed Beamforming with Improper Gaussian Signaling for MIMO Interference Broadcast Channels," IEEE Transactions on Wireless Communications, volume 18, number 1, pages 136-151, January 2019. :::icon
8. I. Ali, R. Y. Chang, and C.-H. Hsu, "SOQAS: Distributively Finding High-Quality Answerers in Dynamic Social Networks," IEEE Access, volume 6, pages 55074-55089, October 2018.
9. Y.-H. Tsai, Y.-C. Lee, J.-J. Ding, R. Y. Chang, and M.-C. Hsu, "Robust In-Plane and Out-of-Plane Face Detection Algorithm Using Frontal Face Detector and Symmetry Extension," Image and Vision Computing, volume 78, pages 26-41, October 2018.
10. C.-T. Lin, R. Y. Chang, and F.-S. Tseng, "Source and Relay Precoding for Full-Duplex MIMO Relaying with a SWIPT-Enabled Destination," IEEE Communications Letters, volume 22, number 8, pages 1700-1703, August 2018. :::icon
11. Y.-C. Lin, Y.-H. Lai, H.-W. Chang, Y. Tsao, Y. Chang, and R. Y. Chang, "SmartHear: A Smartphone-Based Remote Microphone Hearing Assistive System Using Wireless Technologies," IEEE Systems Journal, volume 12, number 1, pages 20-29, March 2018. :::icon
12. C.-T. Lin, F.-S. Tseng, W.-R. Wu, and R. Y. Chang, "Nonlinear Transceiver Designs for Full-Duplex MIMO Relay Systems," IEEE Transactions on Communications, volume 65, number 11, pages 4632-4645, November 2017. :::icon
13. D. K. Verma, R. Y. Chang, and F.-T. Chien, "Energy-Assisted Decode-and-Forward for Energy Harvesting Cooperative Cognitive Networks," IEEE Transactions on Cognitive Communications and Networking, volume 3, number 3, pages 328-342, September 2017. :::icon
14. A. Chern, Y.-H. Lai, Y. Chang, Y. Tsao, R. Y. Chang, and H.-W. Chang, "A Smartphone-Based Multi-Functional Hearing Assistive System to Facilitate Speech Recognition in the Classroom," IEEE Access, volume 5, pages 10339-10351, June 2017. :::icon
15. H.-J. Chou and R. Y. Chang, "Joint Mode Selection and Interference Management in Device-to-Device Communications Underlaid MIMO Cellular Networks," IEEE Transactions on Wireless Communications, volume 16, number 2, pages 1120-1134, February 2017. :::icon
16. C.-H. Chang, R. Y. Chang, and F.-T. Chien, "Energy-Assisted Information Detection for Simultaneous Wireless Information and Power Transfer: Performance Analysis and Case Studies," IEEE Transactions on Signal and Information Processing over Networks, volume 2, number 2, pages 149-159, June 2016. :::icon
17. Y. Chang, R. Y. Chang, C.-Y. Lin, and X. Luo, "Mandarin Tone and Vowel Recognition in Cochlear Implant Users: Effects of Talker Variability and Bimodal Hearing," Ear and Hearing, volume 37, number 3, pages 271-281, May 2016.
18. H.-J. Chou, R. Y. Chang, and J.-M. Wu, "Degrees-of-Freedom-Based Sequential Base-Station Selection in Cochannel MIMO Networks," IEEE Transactions on Vehicular Technology, volume 65, number 2, pages 953-959, February 2016. :::icon
19. L.-C. Lo, W.-J. Huang, R. Y. Chang, and W.-H. Chung, "Noncoherent Detection of Misbehaving Relays in Decode-and-Forward Cooperative Networks," IEEE Communications Letters, volume 19, number 9, pages 1536-1539, September 2015. :::icon
20. M. Mukherjee, R. Y. Chang, and F.-T. Chien, "Design and Performance Analysis of Multirate Multicarrier Systems for Dynamic Spectrum Access," IEEE Communications Letters, volume 19, number 7, pages 1177-1180, July 2015. :::icon
21. L.-C. Tseng, F.-T. Chien, R. Y. Chang, W.-H. Chung, C.Y. Huang, and A. Marzouki, "Distributed Channel Assignment for Network MIMO: Game-Theoretic Formulation and Stochastic Learning," Wireless Networks, volume 21, number 4, pages 1211-1226, May 2015.
22. S.-E. Chiu, F.-T. Chien, and R. Y. Chang, "On the Diversity of Noncoherent Distributed Space-Frequency Coded Relay Systems with Relay Censoring," IEEE Transactions on Communications, volume 62, number 10, pages 3491-3503, October 2014. :::icon
23. H.-J. Chou, C.-C. Chou, J.-M. Wu, and R. Y. Chang, "On the Achievable Degrees of Freedom of Two-Cell Multiuser MIMO Interference Networks," IEEE Transactions on Communications, volume 62, number 8, pages 2880-2893, August 2014. :::icon
24. X. Luo, Y. Chang, C.-Y. Lin, and R. Y. Chang, "Contribution of Bimodal Hearing to Lexical Tone Normalization in Mandarin-speaking Cochlear Implant Users," Hearing Research, volume 312, pages 1-8, June 2014. :::icon
25. L.-C. Tseng, F.-T. Chien, A. Marzouki, R. Y. Chang, W.-H. Chung, and C.Y. Huang, "Self-Organized Cognitive Sensor Networks: Distributed Channel Assignment for Pervasive Sensing," International Journal of Distributed Sensor Networks, volume 2014, pages article ID 183090, March 2014. :::icon
26. S.-J. Lu, R. Y. Chang, W.-H. Chung, and C.-E. Chen, "Realizing High-Accuracy Transmission in High-Rate Data Broadcasting Networks with Heterogeneous Users via Cooperative Communication," Digital Signal Processing, volume 25, pages 93-103, February 2014. :::icon
27. L.-C. Tseng, F.-T. Chien, D. Zhang, R. Y. Chang, W.-H. Chung, and C.Y. Huang, "Network Selection in Cognitive Heterogeneous Networks Using Stochastic Learning," IEEE Communications Letters, volume 17, number 12, pages 2304-2307, December 2013. :::icon
28. R. Y. Chang, S.-J. Lin, and W.-H. Chung, "A Method for the Construction of Hierarchical Generalized Space Shift Keying (GSSK) Modulation for Unequal Error Protection," Physical Communication, volume 9, pages 88-96, December 2013. :::icon
29. Y.-W. Chan, F.-T. Chien, R. Y. Chang, M.-K. Chang, and Y.-C. Chung, "Spectrum Sharing in Multi-Channel Cooperative Cognitive Radio Networks: A Coalitional Game Approach," Wireless Networks, volume 19, number 7, pages 1553-1562, October 2013. :::icon
30. R. Y. Chang, S.-J. Lin, and W.-H. Chung, "Symbol and Bit Mapping Optimization for Physical-Layer Network Coding with Pulse Amplitude Modulation," IEEE Transactions on Wireless Communications, volume 12, number 8, pages 3956-3967, August 2013. :::icon
31. R. Y. Chang, Z. Tao, J. Zhang, and C.-C. J. Kuo, "Dynamic Fractional Frequency Reuse (D-FFR) for Multicell OFDMA Networks Using a Graph Framework," Wireless Communications and Mobile Computing, volume 13, number 1, pages 12-27, January 2013. :::icon
32. R. Y. Chang, S.-J. Lin, and W.-H. Chung, "Energy Efficient Transmission over Space Shift Keying Modulated MIMO Channels," IEEE Transactions on Communications, volume 60, number 10, pages 2950-2959, October 2012. :::icon
33. R. Y. Chang, W.-H. Chung, and S.-J. Lin, "A* Algorithm Inspired Memory-Efficient Detection for MIMO Systems," IEEE Wireless Communications Letters, volume 1, number 5, pages 508-511, October 2012. :::icon
34. R. Y. Chang, S.-J. Lin, and W.-H. Chung, "Hierarchical Space Shift Keying for Unequal Error Protection," IEEE Communications Letters, volume 16, number 9, pages 1341-1344, September 2012. :::icon
35. R. Y. Chang, S.-J. Lin, and W.-H. Chung, "Efficient Implementation of the MIMO Sphere Detector: Architecture and Complexity Analysis," IEEE Transactions on Vehicular Technology, volume 61, number 7, pages 3289-3294, September 2012. :::icon
36. H.-W. Liang, R. Y. Chang, W.-H. Chung, H. Zhang, and S.-Y. Kuo, "Bi-Space Shift Keying Modulation for MIMO Systems," IEEE Communications Letters, volume 16, number 8, pages 1161-1164, August 2012. :::icon
37. R. Y. Chang and W.-H. Chung, "Best-First Tree Search with Probabilistic Node Ordering for MIMO Detection: Generalization and Performance-Complexity Tradeoff," IEEE Transactions on Wireless Communications, volume 11, number 2, pages 780-789, February 2012. :::icon
38. R. Y. Chang, S.-J. Lin, and W.-H. Chung, "New Space Shift Keying Modulation with Hamming Code-Aided Constellation Design," IEEE Wireless Communications Letters, volume 1, number 1, pages 2-5, February 2012. :::icon
39. R. Y. Chang and W.-H. Chung, "Low-Complexity MIMO Detection Based on Post-Equalization Subspace Search," IEEE Transactions on Vehicular Technology, volume 61, number 1, pages 375-380, January 2012. :::icon
40. R. Y. Chang, Z. Tao, J. Zhang, and C.-C. J. Kuo, "Multicell OFDMA Downlink Resource Allocation Using A Graphic Framework," IEEE Transactions on Vehicular Technology, volume 58, number 7, pages 3494-3507, September 2009. :::icon
41. Y. Chang, F.-T. Chien, and C.-C. J. Kuo, "Cross-layer QoS Analysis of Opportunistic OFDM-TDMA and OFDMA Networks," IEEE Journal on Selected Areas in Communications, volume 25, number 4, pages 657-666, May 2007.
42. Y. Chang, Y.-N. Lin, and D. W. Lin, "DSP Implementation of Successive Interference Cancellation (SIC) Receiver for 3GPP WCDMA Uplink Transmission," Wireless Communications and Mobile Computing, volume 3, number 6, pages 789-800, September 2003.
 
 
Conference Papers
 
1. H.-H. Liu, R. Y. Chang, Y.-Y. Chen, I.-K. Fu, and H. V. Poor, "Sensor Deployment and Link Analysis in Satellite IoT Systems for Wildfire Detection," IEEE Global Communications Conference (GLOBECOM), December 2022.
2. K.-Y. Chen, H.-Y. Chang, R. Y. Chang, and W.-H. Chung, "Hybrid Beamforming in mmWave MIMO-OFDM Systems via Deep Unfolding," IEEE Vehicular Technology Conference (VTC), June 2022. :::icon
3. T.-W. Mo, R. Y. Chang, and T.-Y. Kan, "DeepMCTS: Deep Reinforcement Learning Assisted Monte Carlo Tree Search for MIMO Detection," IEEE Vehicular Technology Conference (VTC), June 2022. :::icon
4. B.-J. Chen and R. Y. Chang, "Few-Shot Transfer Learning for Device-Free Fingerprinting Indoor Localization," IEEE International Conference on Communications (ICC), May 2022. :::icon
5. C.-H. Kuo, H.-Y. Chang, R. Y. Chang, and W.-H. Chung, "Unsupervised Learning Based Hybrid Beamforming with Low-Resolution Phase Shifters for MU-MIMO Systems," IEEE International Conference on Communications (ICC), May 2022. :::icon
6. K. M. Chen and R. Y. Chang, "A Comparative Study of Deep-Learning-Based Semi-Supervised Device-Free Indoor Localization," IEEE Global Communications Conference (GLOBECOM), December 2021. :::icon
7. T.-Y. Kan, R. Y. Chang, and F.-T. Chien, "Intelligent Reflecting Surfaces and Classical Relays: Coexistence and Co-Design," IEEE Global Communications Conference (GLOBECOM) Workshops, December 2021. :::icon
8. H.-H. Liu, R. Y. Chang, Y.-Y. Chen, and I.-K. Fu, "Sensor-Based Satellite IoT for Early Wildfire Detection," IEEE Global Communications Conference (GLOBECOM) Workshops, December 2021. :::icon
9. R. Y. Chang, S.-F. Han, and F.-T. Chien, "Reinforcement Learning-Based Joint Cooperation Clustering and Content Caching in Cell-Free Massive MIMO Networks," IEEE Vehicular Technology Conference (VTC), September 2021. :::icon
10. K. M. Chen and R. Y. Chang, "Semi-Supervised Learning with GANs for Device-Free Fingerprinting Indoor Localization," IEEE Global Communications Conference (GLOBECOM), December 2020. :::icon
11. C.-H. Lee, R. Y. Chang, and S.-M. Cheng, "Beamforming and Power Allocation in Dynamic TDD Based H2H/M2M Networks with Energy Harvesting," IEEE International Symposium on Personal, Indoor, and Mobile Radio Communications (PIMRC), August 2020. :::icon
12. C.-H. Lee, R. Y. Chang, C.-T. Lin, and S.-M. Cheng, "Beamforming and Power Allocation in Dynamic TDD Networks Supporting Machine-Type Communication," IEEE International Conference on Communications (ICC), June 2020. :::icon
13. I. Ali, R. Y. Chang, C.-H. Hsu, and C.-H. Lee, "LOCI: A Mobile Q&A System with Multimodal Motivation Scheme for Local Intent Questions in Dynamic Social Networks," IEEE Vehicular Technology Conference (VTC), May 2020. :::icon
14. I. Ali, R. Y. Chang, and C.-H. Hsu, "CRED: Credibility-Enabled Social Network Based Q&A System for Assessing Answers Correctness," IEEE Wireless Communications and Networking Conference (WCNC), May 2020. :::icon
15. J.-Y. Lin, R. Y. Chang, H.-W. Tsao, and H.-J. Su, "Energy Harvesting-Enabled Full-Duplex DF Relay Systems with Improper Gaussian Signaling," IEEE Wireless Communications and Networking Conference (WCNC), May 2020. :::icon
16. S.-J. Liu, R. Y. Chang, and F.-T. Chien, "Visual Analysis of Deep Neural Networks for Device-Free Wireless Localization," IEEE Global Communications Conference (GLOBECOM), December 2019. :::icon
17. I. Ali, R. Y. Chang, and C.-H. Hsu, "SORT: SOcial HelpeR SelecTion Scheme for Mobile Question Answering Systems," International Conference on Computing, Networking and Communications (ICNC), February 2019. :::icon
18. C. M. Yetis and R. Y. Chang, "Distributed Multi-Stream Beamforming in Multi-Relay Interference Networks with Multi-Antenna Nodes," International Conference on Computing, Networking and Communications (ICNC), February 2019. :::icon
19. C.-H. Lee, R. Y. Chang, C.-T. Lin, and S.-M. Cheng, "Energy-Efficient D2D Underlaid MIMO Cellular Networks with Energy Harvesting," IEEE Global Communications Conference (GLOBECOM), December 2018. :::icon
20. R. Y. Chang, S.-J. Liu, and Y.-K. Cheng, "Device-Free Indoor Localization Using Wi-Fi Channel State Information for Internet of Things," IEEE Global Communications Conference (GLOBECOM), December 2018. :::icon
21. H.-W. Hsu, Y.-C. Lee, J.-J. Ding, and R. Y. Chang, "Dolphin Recognition with Adaptive Hybrid Saliency Detection for Deep Learning Based on DenseNet Recognition," IEEE Asia Pacific Conference on Circuits and Systems (APCCAS), October 2018.
22. Y.-F. Cheng, F.-T. Chien, and R. Y. Chang, "Optimal Power Splitting and Censoring Strategies for SWIPT-Enabled DF Relay Systems with Relay Censoring," IEEE International Conference on Communications (ICC) Workshops, May 2018. :::icon
23. J.-Y. Lin, R. Y. Chang, C.-H. Lee, and H.-W. Tsao, "Distributed Beamforming with Improper Gaussian Signaling for MIMO Interference Broadcast Channels," IEEE Global Communications Conference (GLOBECOM), December 2017. :::icon
24. Y.-K. Cheng and R. Y. Chang, "Device-Free Indoor People Counting Using Wi-Fi Channel State Information for Internet of Things," IEEE Global Communications Conference (GLOBECOM), December 2017. :::icon
25. J.-J. Ding, S.-C. Hua, R. Y. Chang, and Y.-C. Lee, "Generalized Atom and Dictionary Design and Compressive Sensing for Vocal Signal Expansion," Asia-Pacific Signal and Information Processing Association Annual Summit and Conference (APSIPA ASC), December 2017.
26. C.-H. Lee, R. Y. Chang, C.-T. Lin, and S.-M. Cheng, "Sum-Rate Maximization for Energy Harvesting-Aided D2D Communications Underlaid Cellular Networks," IEEE International Symposium on Personal, Indoor, and Mobile Radio Communications (PIMRC), October 2017. :::icon
27. C. M. Yetis and R. Y. Chang, "Distributed Power Allocation in MIMO Interference Relay Networks with Direct Links via ADMM," IEEE Vehicular Technology Conference (VTC), September 2017. :::icon
28. I. Ali, R. Y. Chang, J.-C. Chuang, C.-H. Hsu, and C. M. Yetis, "Optimal Question Answering Routing in Dynamic Online Social Networks," IEEE Vehicular Technology Conference (VTC), September 2017. :::icon
29. Y.-H. Tsai, Y.-C. Lee, J.-J. Ding, and R. Y. Chang, "Flipping and Blending Based Highly Robust In-Plane and Out-of-Plane Color Face Detection," IEEE International Conference on Multimedia and Expo (ICME), July 2017. :::icon
30. Y.-K. Cheng and R. Y. Chang, "Self-Sustainable Robotic Environment Discovery for Energy Harvesting Internet of Things," IEEE Vehicular Technology Conference (VTC), June 2017. :::icon
31. Y.-K. Cheng, R. Y. Chang, and L.-J. Chen, "A Comparative Study of Machine-Learning Indoor Localization Using FM and DVB-T Signals in Real Testbed Environments," IEEE Vehicular Technology Conference (VTC), June 2017. :::icon
32. I. Dey and R. Y. Chang, "Adaptive Coded Modulation for Mobility Constrained Indoor Wireless Environments," IEEE International Symposium on Personal, Indoor, and Mobile Radio Communications (PIMRC), September 2016. :::icon
33. H.-J. Chou and R. Y. Chang, "Interference-Aware D2D Mode Selection in Hybrid MIMO Cellular Networks," IEEE International Conference on Communications (ICC), May 2016. :::icon
34. Y.-K. Cheng, H.-J. Chou, and R. Y. Chang, "Machine-Learning Indoor Localization with Access Point Selection and Signal Strength Reconstruction," IEEE Vehicular Technology Conference (VTC), May 2016. :::icon
35. I. Ali, R. Y. Chang, and J. Y.-C. Liu, "Multilayer CPW-Fed Patch Antenna on New AMC Ground Plane for 60 GHz Millimeter-Wave Communications," IEEE Vehicular Technology Conference (VTC), May 2016. :::icon
36. J.-J. Ding, N.-C. Wang, S.-C. Chuang, and R. Y. Chang, "Morphology-Based Disparity Estimation and Rendering Algorithm for Light Field Images," IEEE International Conference on Consumer Electronics - Taiwan (ICCE-TW), May 2016.
37. Y.-T. Liu, Y. Tsao, and R. Y. Chang, "Nonnegative Matrix Factorization-Based Frequency Lowering Technology for Mandarin-Speaking Hearing Aid Users," IEEE International Conference on Acoustics, Speech and Signal Processing (ICASSP), March 2016. :::icon
38. N.-C. Wang, J.-J. Ding, L.-A. Chen, and R. Y. Chang, "Efficient Image Deblurring via Blockwise Non-blind Deconvolution Algorithm," International Conference on Information, Communications and Signal Processing (ICICS), December 2015.
39. H.-J. Chou, R. Y. Chang, and J.-M. Wu, "Multi-Objective Optimization of Wireless Information and Power Transfer in Multiuser OFDMA Systems," IEEE Global Communications Conference (GLOBECOM), December 2015. :::icon
40. Y.-T. Liu, R. Y. Chang, Y. Tsao, and Y. Chang, "A New Frequency Lowering Technique for Mandarin-Speaking Hearing Aid Users," IEEE Global Conference on Signal and Information Processing (GlobalSIP), December 2015.
41. C.-H. Chang, R. Y. Chang, and Y.-C. Huang, "A Comparative Analysis of Secrecy Rates of Wireless Two-Way Relay Systems," IEEE Global Communications Conference (GLOBECOM), December 2015. :::icon
42. C.-H. Chang and R. Y. Chang, "Design and Analysis of Multichannel Slotted ALOHA for Machine-to-Machine Communication," IEEE Global Communications Conference (GLOBECOM), December 2015. :::icon
43. Y.-K. Cheng, H.-J. Chou, and R. Y. Chang, "High-Precision Wireless Indoor Localization via Weight-Learning Ensemble Support Vector Regression," IEEE Vehicular Technology Conference (VTC), September 2015. :::icon
44. I. Ali and R. Y. Chang, "Design of Dual-Band Microstrip Patch Antenna with Defected Ground Plane for Modern Wireless Applications," IEEE Vehicular Technology Conference (VTC), September 2015. :::icon
45. F.-T. Chien, R. Y. Chang, and Y.-W. Chan, "Spectrum Trading in Cognitive Radio Networks Using Multistage Bayesian Game," IEEE Vehicular Technology Conference (VTC), September 2015. :::icon
46. R. Y. Chang, S.-J. Lin, and W.-H. Chung, "On Network Coding and Modulation Mapping for Three-Phase Bidirectional Relaying," IEEE International Symposium on Personal, Indoor, and Mobile Radio Communications (PIMRC), August 2015.
47. Y.-T. Liu, Y. Tsao, and R. Y. Chang, "A Deep Neural Network Based Approach to Mandarin Consonant/Vowel Separation," IEEE International Conference on Consumer Electronics - Taiwan (ICCE-TW), June 2015. :::icon
48. M. Mukherjee, R. Y. Chang, and V. Kumar, "OFDM-Based Overlay Cognitive Radios with Improved Spectral Leakage Suppression for Future Generation Communications," IEEE Wireless Communications and Networking Conference (WCNC), March 2015.
49. F.-T. Chien and R. Y. Chang, "Asymptotic Reduced-Rank MMSE in Asynchronous MC-DS-CDMA Systems," International Symposium on Information Theory and Its Applications (ISITA), October 2014.
50. L.-C. Tseng, F.-T. Chien, and R. Y. Chang, "Distributed Channel Selection in Multilink MISO Networks: Stochastic Learning under Time-Varying Channel States," IEEE International Symposium on Personal, Indoor, and Mobile Radio Communications (PIMRC), September 2014. :::icon
51. C.-H. Chang, R. Y. Chang, and H.-Y. Hsieh, "High-Fidelity Energy-Efficient Machine-to-Machine Communication," IEEE International Symposium on Personal, Indoor, and Mobile Radio Communications (PIMRC), September 2014. :::icon
52. L.-C. Tseng, F.-T. Chien, R. Y. Chang, and W.-H. Chung, "Distributed Spectrum Trading in Multiple-Seller Cognitive Radio Networks," IEEE International Symposium on Personal, Indoor, and Mobile Radio Communications (PIMRC), September 2014. :::icon
53. W.-H. Wang and R. Y. Chang, "Signal-Spatial Constellation Optimization for Generalized Spatial Modulation," IEEE Vehicular Technology Conference (VTC), May 2014.
54. R. Y. Chang, S.-J. Lin, and W.-H. Chung, "Transmission Protocol Design for Binary Physical Network Coded Multi-Way Relay Networks," IEEE Vehicular Technology Conference (VTC), May 2014.
55. R. Y. Chang, S.-J. Lin, and W.-H. Chung, "Diffie-Hellman Key Distribution in Wireless Multi-Way Relay Networks," Asia-Pacific Signal and Information Processing Association Annual Summit and Conference (APSIPA ASC), October 2013.
56. C.-H. Wu, R. Y. Chang, and W.-H. Chung, "Multi-Touch Points Detection for Capacitive Touch Panel," Asia-Pacific Signal and Information Processing Association Annual Summit and Conference (APSIPA ASC), October 2013.
57. R. Y. Chang, S.-J. Lin, and W.-H. Chung, "Joint-Denoise-and-Forward Protocol for Multi-Way Relay Networks," Asia-Pacific Signal and Information Processing Association Annual Summit and Conference (APSIPA ASC), October 2013.
58. H.-W. Liang, R. Y. Chang, W.-H. Chung, and S.-Y. Kuo, "A Reduced-Complexity Blind Detector for MIMO System Using K-Means Clustering Algorithm," IEEE Vehicular Technology Conference (VTC), June 2013.
59. S.-J. Lu, R. Y. Chang, and W.-H. Chung, "Distributed Relay Selection for Virtual MIMO in Spectral Efficient Broadcasting Networks," IEEE Wireless Communications and Networking Conference (WCNC), April 2013.
60. S.-J. Lu, R. Y. Chang, and W.-H. Chung, "Data Detection of Amplify-and-Forward User Cooperation in MIMO Broadcasting Systems without Channel State Information Feedback," Asia-Pacific Signal and Information Processing Association Annual Summit and Conference (APSIPA ASC), December 2012.
61. C.-Y. Hung, R. Y. Chang, and W.-H. Chung, "A Hybrid MMSE and K-Best Detection Scheme for MIMO Systems," IEEE Vehicular Technology Conference (VTC), September 2012.
62. R. Y. Chang, W.-H. Chung, and S.-J. Lin, "Detection of Space Shift Keying Signaling in Large MIMO Systems," IEEE International Wireless Communications and Mobile Computing Conference (IWCMC), August 2012.
63. C.-Y. Hung, W.-H. Chung, R. Y. Chang, and C.-E. Chen, "A Monte Carlo MIMO Detection Scheme Via Random Noise Generation," IEEE Wireless Communications and Networking Conference (WCNC), April 2012, (Best Paper Award)
64. Y.-W. Chan, R. Y. Chang, F.-T. Chien, M.-K. Chang, and Y.-C. Chung, "Coalitional Game Formulation for Multi-Channel Cooperative Cognitive Radio Networks," IEEE Global Communications Conference (GLOBECOM) Workshops, December 2011.
65. R. Y. Chang and W.-H. Chung, "A General MIMO Detection Scheme and Its Performance-Complexity Tradeoff," IEEE Global Communications Conference (GLOBECOM), December 2011.
66. R. Y. Chang and W.-H. Chung, "Efficient Tree-Search MIMO Detection with Probabilistic Node Ordering," IEEE International Conference on Communications (ICC), June 2011.
67. R. Y. Chang, W.-H. Chung, and C.-Y. Hung, "Efficient MIMO Detection Based on Eigenspace Search with Complexity Analysis," IEEE International Conference on Communications (ICC), June 2011.
68. R. Y. Chang and W.-H. Chung, "Reduced-Complexity Sphere Decoding with Dimension-Dependent Sphere Radius Design," IEEE Wireless Communications and Networking Conference (WCNC), March 2011.
69. H. Wang, R. Y. Chang, and C.-C. J. Kuo, "Wireless Multi-party Video Conferencing with Network Coding," IEEE International Conference on Multimedia and Expo (ICME), June 2009.
70. R. Y. Chang, Z. Tao, J. Zhang, and C.-C. J. Kuo, "A Graph Approach to Dynamic Fractional Frequency Reuse (FFR) in Multi-Cell OFDMA Networks," IEEE International Conference on Communications (ICC), June 2009.
71. Y. Chang, Z. Tao, J. Zhang, and C.-C. J. Kuo, "A Graph-based Approach to Multi-Cell OFDMA Downlink Resource Allocation," IEEE Global Communications Conference (GLOBECOM), November 2008.
72. Y. Chang, F.-T. Chien, and C.-C. J. Kuo, "Opportunistic Access with Random Subchannel Backoff (OARSB) for OFDMA Uplink," IEEE Global Communications Conference (GLOBECOM), November 2007.
73. Y. Chang, F.-T. Chien, and C.-C. J. Kuo, "Delay Analysis and Comparison of OFDM-TDMA and OFDMA under IEEE 802.16 QoS Framework," IEEE Global Communications Conference (GLOBECOM), November 2006.
74. Y. Chang, F.-T. Chien, and C.-C. J. Kuo, "Performance Comparison of OFDM-TDMA and OFDMA with Cross-Layer Consideration," IEEE Vehicular Technology Conference (VTC), September 2006.
 
 
Technical Reports
 
1. Z. Tao, Y. Chang, P. V. Orlik, R. Annavajjala, A. F. Molisch, J. Zhang, and T. Kuze, "Dynamic Inter-cell Interference Coordination (ICIC) and Signaling," IEEE C802.16m-08/528, 2008.
 
 
Book & Book Chapters
 
1. R. Y. Chang,, chapter "D2D with Energy Harvesting Capabilities," Wiley 5G Ref: The Essential 5G Reference Online, John Wiley & Sons, 2020.
 
 
 
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