Standard/Standardized Technical Documents

l  Total 121 standard/standardized technical documents: 1 IEEE Standard (IEEE 802.15 CMD (DCN:15-14-0310-19-003d), 1 Industry Standard of the People’s Republic of China (TB10088-2015), and 119 standardized technical documents (ITU-R, 3GPP, ETSI, COST, IMT-2030 PG, etc.) shaping  ITU-R P.2108-1, 3GPP TR 38.854 V0.1.1, 3GPP TR 38.901 V19.1.0 (2025-09), 3GPP TR 38.901 V16.1.0 (2019-12), etc.

STANDARD/STANDARDIZED TECHNICAL DOCUMENTS

IEEE Standard

1.      Ichiro Seto, Ken Hiraga, Thomas. Kürner, Alexander Fricke, Bile Peng, Sebastian Rey, Makoto Yaita, Ho-jin Song, Akifumi Kasamatsu, Iwao Hosako, Danping He, Ke Guan, Hiroyo Ogawa, Bo Ai, Zhangdui Zhong, Philippe Le Bars, and Achir Mounir, “Channel Modelling Document (CMD),” DCN: 15-14-0310-19-003d, IEEE 802.15 Plenary Meeting, Macau, Mar. 2016, adopted by IEEE 802.15.3d-2017

Industry Standard of the People’s Republic of China

2.   Ke Guan, as the major contributor of the propagation loss model in Chapter 4.2.2 (4.2.2—1) of “Code for Design of Railway Mobile Communication System (GSM-R)”, Industry Standard of the People’s Republic of China: TB10088-2015, approved by the National Railway Administration of China, Mar. 2016.

Standardized Technical Documents (ITU-R, 3GPP, ETSI, COST, IMT-2030 PG, etc.)

l  ITU-R

3.       Ke Guan, Bo Ai, Danping He, Ying Sun, Hao An, Zehan Liu, Liyuan Zhong, “A stochastic model of slant path clutter loss validated by measurements including frequencies 3-10 GHz for Recommendation ITU-R P.2108,” ITU-R WP3K, ITU-R WP3M, Document 3K/143-E, 3M/181-E, 13 May 2025, adopted by ITU-R P.2108-1

4.       Ke Guan, Ying Sun, Danping He, Hao An, Lei Yang, Liyuan Zhong, Zehan Liu, “Ray-tracing-based modified Recommendation ITU-R P.2108 clutter loss model for urban scenarios below 10 GHz,” ITU-R WP3K, ITU-R WP3J, ITU-R WP3M, Document 3K/91-E, 3J/91-E, 3M/129-E, 27 January 2025, adopted by ITU-R P.2108-1

5.      Ke Guan, Zehan Liu, Lei Yang, Danping He, Bo Ai, Zhangdui Zhong, Ying Sun, Liyuan Zhong, “Satellite-Ground Link Wireless Channel Measurements and Material electromagnetic parameter calibration for Urban Scenarios,” ITU-R WP3K, Document CG-3K-3M-12_2024-2025_10_Jiaotong University, 4 November 2024.

6.       Ke Guan, Zehan Liu, Lei Yang, Danping He, Bo Ai, Zhangdui Zhong, Ying Sun, Liyuan Zhong, “Amendment of Clutter Loss Model in ITU-R P.2108-1 based on Measurement-calibrated Ray-tracing Simulations for Urban Scenario at 1575.42 MHz,” ITU-R WP3K, Document CG-3K-3M-12_2024-2025_15_Jiaotong University, 2 December 2024.

7.       Hao An, Bo Ai, Zehan Liu, Ke Guan, Junyi Yu, Danping He, Zhangdui Zhong, Ying Sun, Liyuan Zhong, “Validation and discussions of the implementation code for draft Rec. ITU-R P.2108-2 Section 3.3,” ITU-R WP3K, Document CG-3K-3M-12_2025-2026_06, 12 November 2025.

8.       Bo Ai, Zehan Liu, Ke Guan, Danping He, Hao An, Zhangdui Zhong, Ying Sun, Liyuan Zhong, “Modified clutter loss model under LOS conditions for urban scenarios below 10 GHz,” ITU-R WP3K, Document CG-3K-3M-12_2024-2025_38, 14 March 2025.

9.       Bo Ai, Zehan Liu, Hao An, Ke Guan, Danping He, Zhangdui Zhong, Ying Sun, Liyuan Zhong, “A stochastic clutter loss model under non-line-of-sight conditions for urban scenarios below 10 GHz,” ITU-R WP3K, Document CG-3K-3M-12_2024-2025_53, 7 April 2025.

10.    Zehan Liu, Bo Ai, Hao An, Ke Guan, Danping He, Zhangdui Zhong, Ying Sun, Liyuan Zhong, “A stochastic model of slant path clutter loss validated by measurements including frequencies below 10 GHz for recommendation ITU-R P.2108,” ITU-R WP3K, Document CG-3K-3M-12_2024-2025_53r1, 21 April 2025.

11.    Xiaofan Li, Guocheng Chen, Bo Ai, Qizhu Song, Zhangdui Zhong, Junfeng Wang, Sha Zhang, Ke Guan, Baozhen Lang, Wenhan Yang, Rong Li, and Ruisi He, “Proposed modification to working document towards a preliminary draft new Report ITU-R M.[RAIL.LINK],” ITU-R WP5A, Document 5A/685-E, 24 June 2015.

l  3GPP

12.    Contact Person and Representative of BJTU: Ke Guan, “Joint views on mono-static background channel modeling,” 3GPP TSG RAN WG1 #120bis, R1-2502063, April 2025, adopted by 3GPP TR 38.901 V19.1.0 (2025-09)

13.    Contact Person and Representative of BJTU: Ke Guan, “TP to TR 38.854 on Deployment Scenario Analysis for FR2 HST,” 3GPP TSG-RAN WG4 Meeting #101-e, R4-2120701, November 2021, adopted by 3GPP TR 38.854 V0.1.1.

14.    Contact Person and Representative of BJTU: Ke Guan, who provided the technical content of “3. FR2 HST Channel Modeling” in “Further discussion on high speed train deployment scenario in FR2,” 3GPP TSG-RAN WG4 Meeting #98-e, R4-2100915, February 2021, adopted by 3GPP TR 38.854 V0.1.1.

15.    Contact Person and Representative of BJTU: Ke Guan, “Discussion on ISAC channel model,” 3GPP TSG RAN WG1 #121, R1-2503893, May 2025, adopted by 3GPP TR 38.901 V19.1.0 (2025-09)

16.    Contact Person and Representative of BJTU: Ke Guan, “Discussion on ISAC channel model,” 3GPP TSG RAN WG1 #120bis, R1-2502452, April 2025, adopted by 3GPP TR 38.901 V19.1.0 (2025-09)

17.    Contact Person and Representative of BJTU: Ke Guan, “Discussion on ISAC channel model,” 3GPP TSG RAN WG1 #120, R1-2500743, February 2025, adopted by 3GPP TR 38.901 V19.1.0 (2025-09)

18.    Contact Person and Representative of BJTU: Ke Guan, “Discussion on ISAC channel model,” 3GPP TSG RAN WG1 #119, R1-2410668, November 2024, adopted by 3GPP TR 38.901 V19.1.0 (2025-09)

19.    Contact Person and Representative of BJTU: Ke Guan, “Discussion on ISAC channel model,” 3GPP TSG RAN WG1 #118bis, R1-2408094, October 2024, adopted by 3GPP TR 38.901 V19.1.0 (2025-09)

20.    Contact Person and Representative of BJTU: Ke Guan, “Discussion on ISAC channel model,” 3GPP TSG RAN WG1 #118, R1-2406710, August 2024, adopted by 3GPP TR 38.901 V19.1.0 (2025-09)

21.    Contact Person and Representative of BJTU: Ke Guan, “Discussion on ISAC channel model,” 3GPP TSG RAN WG1 #117, R1-2405098, May 2024, adopted by 3GPP TR 38.901 V19.1.0 (2025-09)

22.    Contact Person and Representative of BJTU: Ke Guan, “Discussion on channel modelling for ISAC,” 3GPP TSG RAN WG1 #116bis, R1-2402704, April 2024, adopted by 3GPP TR 38.901 V19.1.0 (2025-09)

23.    Contact Person and Representative of BJTU: Ke Guan, “Discussion on channel modeling for single road bridge (SRB) scenario,” 3GPP TSG RAN WG1 #117, R1-2404437, May 2024.

24.    Contact Person and Representative of BJTU: Ke Guan, “About IIOT scenario,” 3GPP TSG-RAN WG1 #96, R1-1902112, February 2019, adopted by 3GPP TR 38.901 V16.1.0 (2019-12)

25.    Contact Person and Representative of BJTU: Ke Guan, “K-factor model in IIOT scenario,” 3GPP TSG-RAN WG1 #96, R1-1902114, February 2019, adopted by 3GPP TR 38.901 V16.1.0 (2019-12)

26.    Contact Person and Representative of BJTU: Ke Guan, “Absolute time of arrival model in IIOT scenario,” 3GPP TSG-RAN WG1 #96, R1-1902115, February 2019, adopted by 3GPP TR 38.901 V16.1.0 (2019-12)

27.    Contact Person and Representative of BJTU: Ke Guan, “LOS probability model in IIOT scenario,” 3GPP TSG-RAN WG1 #96, R1-1902117, February 2019, adopted by 3GPP TR 38.901 V16.1.0 (2019-12)

28.    Contact Person and Representative of BJTU: Ke Guan, “Discussion on scenario for IIOT channel model,” 3GPP TSG-RAN WG1 #96bis, R1-1904116, April 2019, adopted by 3GPP TR 38.901 V16.1.0 (2019-12)

29.    Contact Person and Representative of BJTU: Ke Guan, “Correlation distance on LOS probability model in IIOT scenario,” 3GPP TSG-RAN WG1 #96bis, R1-1904117, April 2019, adopted by 3GPP TR 38.901 V16.1.0 (2019-12)

30.    Contact Person and Representative of BJTU: Ke Guan, “Absolute time of arrival model in IIOT scenario,” 3GPP TSG-RAN WG1 #96bis, R1-1904118, April 2019, adopted by 3GPP TR 38.901 V16.1.0 (2019-12)

31.    Contact Person and Representative of BJTU: Ke Guan, “Pathloss model in IIOT scenario,” 3GPP TSG-RAN WG1 #96bis, R1-1904227, April 2019, adopted by 3GPP TR 38.901 V16.1.0 (2019-12)

32.    Contact Person and Representative of BJTU: Ke Guan, “Discussion on LOS probability model in IIOT scenario,” 3GPP TSG-RAN WG1 #96bis, R1-1904804, April 2019, adopted by 3GPP TR 38.901 V16.1.0 (2019-12)

33.    Contact Person and Representative of BJTU: Ke Guan, “RMS delay spread model in IIOT scenario,” 3GPP TSG-RAN WG1 #97, R1-1906492, May 2019, adopted by 3GPP TR 38.901 V16.1.0 (2019-12)

34.    Contact Person and Representative of BJTU: Ke Guan, “About absolute time of arrival model in IIOT scenario,” 3GPP TSG-RAN WG1 #97, R1-1906493, May 2019, adopted by 3GPP TR 38.901 V16.1.0 (2019-12)

35.    Contact Person and Representative of BJTU: Ke Guan, “Pathloss model in IIOT scenario,” 3GPP TSG-RAN WG1 #97, R1-1907124, May 2019, adopted by 3GPP TR 38.901 V16.1.0 (2019-12)

36.    Contact Person and Representative of BJTU: Ke Guan, “Correlation distance on LOS probability model in IIOT scenario,” 3GPP TSG-RAN WG1 #97, R1-1907125, May 2019, adopted by 3GPP TR 38.901 V16.1.0 (2019-12)

37.    Contact Person and Representative of BJTU: Ke Guan, “Discussion on LOS probability model in IIOT scenario,” 3GPP TSG-RAN WG1 #97, R1-1907126, May 2019, adopted by 3GPP TR 38.901 V16.1.0 (2019-12)

l  ETSI

38.    Danping He, Ke Guan, Mengyang Wang, Hongyu Duan, Ting Liu, Junchen Liu, “Measurement and modeling of rainattenuation in wireless channel,” ETSI ISG ISAC, ISAC#006-Plenary, ISC(25)000083, 5 May 2025.

39.    Ke Guan, Ben Chen, Danping He, Bo Ai, Jianwu Dou, Zhao Zhang and Dao Tian, “Text Proposal for 5.3.X (Modeling surface roughness) of GR003” THz#018 meeting - DGR/THz-003, THz(24)000121r1, 26 August 2024.

40.    Danping He, Ke Guan, Yiran Wang, Ting Liu, Junchen Liu, “Micro-deformation Detection of Bridge based on Ray-tracing Method”, ISAC#006 meeting - DGR/ISC-002, ISC(24)000217r2, 14 November 2024.

41.    Ke Guan, Bo Ai, Ben Chen, Zhao Zhang, Jianwu Dou, and Pengxiang Li, “Deep learning based surface current generation model,” THz#005-F2F meeting - DGR/THz-003, THz(24)000046, 5 March 2024.

42.    Ke Guan, Bo Ai, Ben Chen, Jianwu Dou, and Pengxiang Li, “Polarization Characterization of THz Scattering from Rough Surfaces based on Deep Learning,” THz#005-F2F meeting - DGR/THz-003, THz(24)000047, 5 March 2024.

43.    Ran Pan, Danping He, Ke Guan, Bile Peng, Thomas Kuerner, Ben Chen, Jianwu Dou, Bo Ai, Zhangdui Zhong, and Pengxiang Li, “Terahertz Channel Modeling based on Scattering Characterization,” THz#014 - DGR/THz-003, THz(24)000058, 5 April 2024.

44.    Ke Guan, Jianwu Dou, Haofan Yi, and Dao Tian, Use Cases on High-Speed Railway for THz Communications,” THz#005 - DGR/THz-001, THz(23)000087, 11 May 2023.

45.    ZTE, BJTU, and Apple France, “Use case on Collaboration with high-speed mobility”, THz#008 - DGR/THz-001, THz(23)000181, 22 August 2023.

46.    Ke Guan, Jianwu Dou, Ben Chen, and Tian Hong Loh, “A 3D Modeling Method for Scattering on Rough Surfaces at the Terahertz Band”, THz#010 - DGR/THz-003, THz(23)000216r1, 5 October 2023.

47.    Ke Guan, Jianwu Dou, Ben Chen, and Tian Hong Loh, “Application of the 3D Scattering Model”, THz#010 - DGR/THz-003, THz(23)000217r1, 5 October 2023.

48.    NEC Europe Ltd, TU Braunschweig IST.hub and BJTU, “Use case on wireless X-haul transport for fixed link”, THz-WI1 drafting session - DGR/THz-001, THz(23)000219, 10 October 2023.

49.    NEC Europe Ltd, TU Braunschweig IST.hub and BJTU, “Use case on wireless X-haul transport with mobility”, THz-WI1 drafting session - DGR/THz-001, THz(23)000220, 10 October 2023.

l  IEEE 802.15: SC THz

50.    Ke Guan, Haofan Yi, Danping He, Bo Ai, Zhengrong Lai, Jianwu Dou, Pengxiang Li, and Zhangdui Zhong, “Towards 6G: Paradigm of Realistic Terahertz Channel Modeling,” DCN: 15-21-0550-00-0thz_Towards 6G: Paradigm of Realistic Terahertz Channel Modeling, IEEE 802.15 Electronic Plenary, November 2021.

51.    Ke Guan, Danping He, Bo Ai, Haofan Yi, Bile Peng, Zhengrong Lai, Jianwu Dou, Zhangdui Zhong, and Thomas Kuerner, “THz Channel Sounding and Characterization for Smart Rail Mobility in the Era of 6G,” DCN: IEEE802.15-21-0163-00-0thz_THz Channel Sounding and Characterization, IEEE 802.15 Electronic Plenary, March 2021.

52.    Haofan Yi, Ke Guan, Danping He, Bo Ai, Jianwu Dou, Fusheng Zhu, Bin Lu, and Zhangdui Zhong, “Terahertz Channel Measurement and Characterization on a Desktop from 75 to 400 GHz,” DCN: 15-22-0246-00-0thz_Terahertz Channel Measurement and Characterization on a Desktop from 75 to 400 GHz, IEEE 802.15 Wireless Interim Session, May 2022.

l  IEEE 802.15: TG3d (100G)

53.    Danping He, Ke Guan, Bo Ai, Zhangdui Zhong, Akifumi Kasamatsu, Hiroyo Ogawa, Iwao Hosako, and Makoto Yaita, “Kiosk Channel Modeling,” DCN: IEEE802.15-16-0168-00-003d_Kiosk_Channel_Modeling, IEEE 802.15 Interim Meeting, Macau, March 2016.

54.    Tuncer Baykas, Ke Guan, Iwao Hosako, Akifumi Kasamatsu, and Hiroyo Ogawa, “Comments and Contributions to Documents related to Call for Proposals,” DCN: IEEE802.15-16-0047-00-003d, IEEE 802.15 Planary Meeting, USA, Jan. 2016.

l  IEEE 802.15: IGthz

55.    Ke Guan, Bile Peng, Danping He, Dong Yan, Bo Ai, Zhangdui Zhong, and Thomas Kuerner, “Channel Sounding and Ray Tracing for Train-to-Train Communications at the Terahertz Band,” DCN: IEEE802.15-19-0096-00-0thz_Channel_Sounding, IEEE 802.15 Plenary Meeting, Vancouver, Canada, March 2019.

l  IEEE 802.15: IG HRRC

56.    Ke Guan and Guangkai Li, “Mobile Channel Characterization in Typical Subway Tunnels at 30 GHz,” DCN: IEEE802.15-15-0666-02-hrrc, IEEE 802.15 Interim Meeting, Thailand, Sept. 2015.

57.    Ke Guan, Guangkai Li, and Bo Ai, “Ray-tracing based Study on Mobile Channel in Typical Urban Environment with Various Beamforming Strategies at 32 GHz,” DCN: IEEE802.15-15-0837-00-hrrc, IEEE 802.15 Plenary Meeting, USA, Nov. 2015.

58.    Junhyeong Kim, Ke Guan, Danping He, Gosan Noh, Bing Hui, Hee-Sang Chung, and I. Gyu Kim, “Channel Modeling for MHN-E System,” DCN: IEEE802.15-17-0127-00-hrrc, IEEE 802.15 Plenary Meeting, Canada, Mar. 2017.

l  COST Action CA20120 (INTERACT)

59.    Ting Liu, Ke Guan, Danping He, Mengyi Xu, P. Takis Mathiopoulos, Keping Yu, Jin Xu, Markus Rupp, "Object-Oriented Integrated Sensing and Communications (ISAC) Channel Modeling for Low-Altitude 3D Spaces," CA20120 TD(25)11036, COST CA20120 11th Technical Meeting, Gothenburg, Sweden, pp.1-14, June 16-19, 2025.

60.    Ales Simoncic, Ke Guan, Ales Svigelj, Grega Morano, Tomaz Javornik, Andrej Hrovat and Teodora Kocevska, “Performance Evaluation of CFO-resilient Switching Patterns for Accurate DoA Estimation”, CA20120 TD(24)08061, COST CA20120 5th Technical Meeting, Helsinki, Finland, pp.1-22, June 17-20, 2024.

61. Dong Yan, Ke Guan, Danping He, Junhyeong Kim, Heesang Chung, Dao Tian, Zhangdui Zhong, and Andrej Hrovat, “Blockage Effects of Road Bridge on mmWave Channels for Intelligent Autonomous Vehicles,” CA20120 TD(23)05002, COST CA20120 5th Technical Meeting, Barcelona, Spain, pp.1-13, May 23-25, 2023.

62. Grega Morano, Ke Guan, Andrej Hrovat, and Tomaž Javornik, “Phase-based Ranging within TSCH Communication,” CA20120 TD(23)04023, COST CA20120 4th Technical Meeting, Dubrovnik, Croatia, pp.1-6, Jan 23-26, 2023.

63. Teodora Kocevska, Tomaž Javornik, Aleš Švigelj, Ke Guan, Aleksandra Rashkovska, and Andrej Hrovat, “Generalization of Machine Learning Models for CIR-based Materials Identification in Indoor Radio Environment,” CA20120 TD(23)04030, COST CA20120 4th Technical Meeting, Dubrovnik, Croatia, pp.1-6, Jan 23-26, 2023.

64. Xiping Wang, Ke Guan, Danping He, Zhao Zhang. Haoyang Zhang, Jianwu Dou, Ruiqi (Richie) Liu, and Zhangdui Zhong, “Super Resolution of Wireless Channel Characteristics: A Multi-Task Learning Model,” CA20120 TD(23)04008, COST CA20120 4th Technical Meeting, Dubrovnik, Croatia, pp.1-6, Jan 23-26, 2023.

65. Haofan Yi, Ke Guan, P. Takis Mathiopoulos, Pengxiang Xie, Danping He, Jianwu Dou, and Zhangdui Zhong,  “Full-Wave Simulation and Scattering Modeling for Terahertz Communications,” CA20120 TD(23)04018, COST CA20120 4th Technical Meeting, Dubrovnik, Croatia, pp.1-13, Jan 23-26, 2023.

66. Zhao Zhang, Danping He, Xiping Wang, Ke Guan, Jianwu Dou, Stephen Wang, and Zhangdui Zhong, “A Ray-tracing and Deep Learning Fusion Super-resolution Modeling Method for Wireless Mobile Channel,” CA20120 TD(23)04017, COST CA20120 4th Technical Meeting, Dubrovnik, Croatia, pp.1-6, Jan 23-26, 2023.

67.    Xiping Wang, Zhao Zhang, Danping He, Ke Guan, Dongliang Liu, Jianwu Dou, and Bo Sun, “A Multi-Task Learning Model for Super Resolution of Wireless Channel Characteristics,” CA20120 TD(22)02014, COST CA20120 2nd Technical Meeting, Lyon, France, pp.1-4, June 2022

68.    Dong Yan, Ke Guan, Danping He, Junhyeong Kim, Heesang Chung, Bo Sun, and Zhangdui Zhong, “Modeling and Analysis of V2I Links for the Handover Situations at mmWave Band,” CA20120 TD(22)02015, COST CA20120 2nd Technical Meeting, Lyon, France, pp.1-19, June 2022

69.    Pengxiang Xie, Ke Guan, Haofan Yi, Danping He, Jianwu Dou, and Bo Sun, “A Modified Directional Scattering Model for Rough Surfaces in the Terahertz Band,” CA20120 TD(22)02010, COST CA20120 2nd Technical Meeting, Lyon, France, pp.1-4, June 2022

70.    Dong Yan, Ke Guan, Danping He, Hao Qiu, Junhyeong Kim, Heesang Chung, and Zhangdui Zhong, “Channel Characterization for Millimeter-Wave Vehicular Communications with the Consideration of Beam Switching Technology,” CA20120 TD(22)01004, COST CA20120 2nd MC Meeting and 1st Technical Meeting, Bologna, Italy, pp.1-12, February 2022.

71.    Luoyan Zhu, Yinsheng Liu, Danping He, Ke Guan, Zhangdui Zhong, and Xi Liao, “An Efficient Target Detection Algorithm via Karhunen-Lo´l´lve Transform for FMCW Radar Applications,” CA20120 TD(22)01003, COST CA20120 2nd MC Meeting and 1st Technical Meeting, Bologna, Italy, pp.1-9, February 2022.

72. Pengxiang Xie, Ke Guan, Danping He, Haofan Yi, Jianwu Dou, and Zhangdui Zhong, “Terahertz Wave Propagation Characteristics on Rough Surfaces Based on Full-wave Simulations,” CA20120 TD(22)01091, COST CA20120 2nd MC Meeting and 1st Technical Meeting, Bologna, Italy, pp.1-18, February 2022.

73. Xiyu Wang, Pengxiang Xie, Ke Guan, Haofan Yi, Danping He, Ben Chen, and Jianwu Dou, “Characterization for Scattering of Rough Surfaces in the Terahertz Band,” CA20120 TD(22)01092, COST CA20120 2nd MC Meeting and 1st Technical Meeting, Bologna, Italy, pp.1-6, February 2022.

74. Wenbin Li, Danping He, Ke Guan, Xiangyu Shi, Bo Sun, and Yvette Koza, “Millimeter-Wave Radar Measurement and Ray-Tracing Simulation for Urban Street Environment,” CA20120 TD(22)01090, COST CA20120 2nd MC Meeting and 1st Technical Meeting, Bologna, Italy, pp.1-4, February 2022.

75. Xiping Wang, Zhao Zhang, Danping He, Qiheng Huang, Ke Guan, Zhangdui Zhong, and Dongliang Liu, “Ray-tracing Simulation and Analysis of 5G Channel Characteristics in Dense Urban Areas,” CA20120 TD(22)01089, COST CA20120 2nd MC Meeting and 1st Technical Meeting, Bologna, Italy, pp.1-5, February 2022.

76. Teodora Kocevska, Tomaz Javornik, Ales Svigelj, Ke Guan, Aleksandra Rashkovska, and Andrej Hrovat, “ML Algorithms Comparison and Hyperparameters Tuning for Wall Material Prediction based on CIR Data,” CA20120 TD(22)02069, COST CA20120 2nd Technical Meeting, Lyon, France, pp.1-9, June 2022.

l  COST Action CA15104 (IRACON)

77.    Ke Guan, Bo Ai, Bile Peng, Danping He, Guangkai Li, Jingya Yang, Zhangdui Zhong, and Thomas Kuerner, “Towards Realistic High-Speed Train Channels at 5G Millimeter-Wave Band: Case Study for Paradigm Implementation,” CA15104 TD(19)09050, COST CA15104 Management Committee and Scientific Meeting, Dublin, pp.1-17, January 2019.

78.    Danping He, Xiping Wang, Chunfu Zheng, Ke Guan, Bo Ai, and Zhangdui Zhong, “Millimeter Wave Channel Characterization and Modeling for Intra-Wagon Communication,” CA15104 TD(19)10025, COST CA15104 Management Committee and Scientific Meeting, Oulu, pp.1-7, May 2019.

79.    Sami Mezhoud, Jianqiao Cheng, Ke Guan, and Francois Quitin, “Group User Localization in UAV-based Wireless Networks,” CA15104 TD(19)10036, COST CA15104 Management Committee and Scientific Meeting, Oulu, pp.1-7, May 2019.

80.    Danping He, Ke Guan, Bo Ai, Longhe Wang, Zhangdui Zhong, and Thomas Kuerner, “High-Performance Ray-Tracing Simulation Platform for 5G and Beyond,” CA15104 TD(19)09049, COST CA15104 Management Committee and Scientific Meeting, Dublin, pp.1-19, January 2019.

81.    Enrico Vitucci, Marco Zoli, Ke Guan, Franco Fuschini, Marina Barbiroli, Thomas Kuerner, Vittorio Degli Esposti, “Tri-Band Mm-wave Directional Channel Measurements in Indoor Environment,” CA15104 TD(18)07069, COST CA15104 Management Committee and Scientific Meeting, Cartagena, pp.1-5, May 2018.

82.    Ke Guan, Danping He, Bo Ai, Zhangdui Zhong, and Thomas Kuerner, “Paradigm of Realizing Realistic 5G Millimeter-Wave High Speed Train Channels,” CA15104 TD(18)06008, COST CA15104 Management Committee and Scientific Meeting, Cyprus, pp.1-18, January 2018.

83.    Xue Lin, Bo Ai, Ke Guan, Danping He, Ian Kavanagh, Conor Brennan, and Zhangdui Zhong, “Comparative Analysis of Ray-Tracing and Volume Electric Field Integral Equation for Indoor Propagation,” CA15104 TD(18)06028, COST CA15104 Management Committee and Scientific Meeting, Cyprus, pp.1-7, January 2018.

84.    Ke Guan, Xue Lin, Danping He, Bo Ai, Zhangdui Zhong, Zhuyan Zhao, Deshan Miao, Hao Guan, and Thomas Kuerner, “Scenario Modules and Ray-Tracing Simulations of Millimeter Wave and Terahertz Channels for Smart Rail Mobility,” CA15104 TD(17)03070, COST CA15104 Management Committee and Scientific Meeting, Portugal, pp.1-5, February 2017.

85.    Danping He, Ke Guan, Longhe Wang, Bo Ai, and Zhangdui Zhong, “High Performance Cloud Ray-Tracing Simulator and Its Application to High Speed Train Communications,” CA15104 TD(17)03004, COST CA15104 Management Committee and Scientific Meeting, Portugal, pp.1-16, February 2017.

86.    Bo Ai, Ke Guan, Ruisi He, Yan Li, Jingya Yang, Qi Wang, Zhangdui Zhong, and Hua Song, “Scenario Partitioning for High-speed Railway,” CA15104 TD(16)01010, COST CA15104 Management Committee and Scientific Meeting, France, pp.1-7, May 2016.

87.    Bo Ai, Ke Guan, Yan Li, Ruiqi Zhang, Yue Zhao, Guoyu Ma, Zhangdui Zhong, Lei Xiong, Jianwen Ding and Hua Song, “Dedicated Social Network Architecture for Rail Traffic Systems,” CA15104 TD(16)01011, COST CA15104 Management Committee and Scientific Meeting, France, pp.1-6, May 2016.

88.    Bo Ai, Ke Guan, Yan Li, Qi Wang, Ruiqi Zhang, Yue Zhao, Guoyu Ma, Zhangdui Zhong, and Hua Song, “Communications Network Architecture for Future Railway,” CA15104 TD(16)01012, COST CA15104 Management Committee and Scientific Meeting, France, pp.1-8, May 2016.

l  COST Action IC1004

89.    Bei Zhang, Zhangdui Zhong, Ruisi He, Ke Guan, and Bo Ai, “A Statistical Multiple-Scattering Model of Small-Scale Fading in High-Speed Railway Cutting,” IC1004 TD(15)W1017, COST IC1004 Management Committee and Scientific Meeting, Spain, pp.1-5, Oct. 2015.

90.    Ke Guan, Zhangdui Zhong, Bo Ai, and Thomas Kuerner, “Propagation Prediction for Composite Scenarios of Dense Semi-Closed Obstacles in High-Speed Railway,” IC1004 TD(15)12006, COST IC1004 Management Committee and Scientific Meeting, Ireland, pp.1-5, Jan. 2015.

91.    Ke Guan, Zhangdui Zhong, Bo Ai, and Thomas Kuerner, “A General Model for Extra Loss of Semi-Closed Obstacles and Applications on Crossing Bridges and Train Stations of High-Speed Railway,” IC1004 TD(13)07029, COST IC1004 Management Committee and Scientific Meeting, Germany, pp.1-9, May 2013.

92.    Ke Guan, Zhangdui Zhong, Bo Ai, and Thomas Kuerner, “Deterministic Modeling for Propagation of High-Speed Railway,” IC1004 TD(13)06017, COST IC1004 Management Committee and Scientific Meeting,  Spain, pp.1-6, Feb. 2013.

93.    Ke Guan, Zhangdui Zhong, Bo Ai, and Thomas Kuerner, “Semi-Deterministic Modeling for Propagation of High-Speed Railway,” IC1004 TD(13) 06018, COST IC1004 Management Committee and Scientific Meeting, Spain, pp.1-6, Feb. 2013.

l  IMT2030 Promotion Group

94.    Zibo Huang, Ben Chen, Ke Guan, Danping He, Jianwu Dou, Bo Ai, Zhangdui Zhong, “Measurement and Analysis of Scattering Effects on Rough Surfaces at 300 GHz,” The thirteenth meeting of Terahertz Communications Task Group in IMT-2030 Wireless Technology Working Group, Beijing, China, June 2025.

95.    Hongyu Duan, Danping He, Ke Guan, Lei Yang, Yihua Ma, Bo Ai, Mingyang Dong, Zhangdui Zhong, “Channel Measurement for Human Walking and Analysis of Radar Cross Section and Doppler Effect at 4.9 GHz Frequency Band,” The seventh meeting of Channel Measurement and Modeling Working Group in IMT-2030 Wireless Technology Working Group, Beijing, China, October, 2024.

96.    Ting Liu, Ke Guan, Danping He, Yihua Ma, Bo Ai, Yao Wei, Zhangdui Zhong, “A Hybrid Channel Modeling Approach for Urban Vehicle-mounted Millimetre-wave Radar,” The seventh meeting of Channel Measurement and Modeling Working Group in IMT-2030 Wireless Technology Working Group, Beijing, China, October 2024.

97.    Yiran Wang, Danping He, Hao Duo, Hao An, Ke Guan, Dao Tian, Bo Ai, Bin Lu, Zhangdui Zhong, “Ray-Tracing based CDL Modeling for C-V2X Scenarios with Multiple Roadside Vehicles,” The seventh meeting of Channel Measurement and Modeling Working Group in IMT-2030 Wireless Technology Working Group, Beijing, China, October 2024.

98.    Meiwen Zhang, Ke Guan, Danping He, Hao Duo, Dan Shi, Bo Ai, Yao Wei, Zhangdui Zhong, “Deep Learning Based Super-Resolution for Powerased Super-Resolution for Power,” The seventh meeting of Channel Measurement and Modeling Working Group in IMT-2030 Wireless Technology Working Group, Beijing, China, October 2024.

99.    Yao Wei, Ben Chen, Ke Guan, Danping He, Jianwu Dou, Bo Ai, Zhangdui Zhong, Xu Zhao, Bin Lu, and Mingyang Dong, “Polarization Characterization of THz Scattering from Rough Surfaces based on Deep Learning,” The sixth meeting of Channel Measurement and Modeling Working Group in IMT-2030 Wireless Technology Working Group, Shanghai, China, May, 2024.

100. Yao Wei, Ben Chen, Ke Guan, Danping He, Zhao Zhang, Meiwen Zhang, Jianwu Dou, Bo Ai, and Zhangdui Zhong, “Extended Deep Learning-based Model for THz Scattering: Incorporating Plane Wave Database Expansion and Spatial Transformation,” The sixth meeting of Channel Measurement and Modeling Working Group in IMT-2030 Wireless Technology Working Group, Shanghai, China, May, 2024.

101. Yao Wei, Xinran Xiong, Danping He, Hao An, Xinyi Shan, Ke Guan, Bo Ai, Zhangdui Zhong, and Jianwu Dou, “Study on Terrestrial and Air-to-Ground Channels for High-speed Train scenario,” The sixth meeting of Channel Measurement and Modeling Working Group in IMT-2030 Wireless Technology Working Group, Shanghai, China, May 2024.

102. Zhao Zhang, Danping He, Ke Guan, Ben Chen, Jianwu Dou, Wei E.I. Sha, Zhangdui Zhong, “A Deep Learning Based Surface Current Generation Method for Scattering Modeling at Terahertz Band,” The sixth meeting of Channel Measurement and Modeling Working Group in IMT-2030 Wireless Technology Working Group, Shanghai, China, May 2024.

103. Ben Chen, Ke Guan, Danping He, Pengxiang Xie, Jianwu Dou, Zhangdui Zhong, and Yao Wei, “3D Modeling Method for Scattering on Rough Surfaces at the Terahertz Band,” The fifth meeting of Channel Measurement and Modeling Working Group in IMT-2030 Wireless Technology Working Group, Beijing, China, October 2023.

104. Xiping Wang, Ke Guan, Danping He, Zhao Zhang, Haoyang Zhang, Jianwu Dou, Zhangdui Zhong, Dan Shi, and Yao Wei, "A Multi - Task Learning Model for Super Resolution of Wireless Channel Characteristics," The fifth meeting of Channel Measurement and Modeling Working Group in IMT-2030 Wireless Technology Working Group, Beijing, China, October, 2023.

105. Ben Chen, Ke Guan, Danping He, Pengxiang Xie, Jianwu Dou, Zhangdui Zhong, and Xu Zhao, "3D Modeling Method for Scattering on Rough Surfaces at the Terahertz Band," The fourth meeting of Channel Measurement and Modeling Working Group in IMT-2030 Wireless Technology Working Group, Shanghai, China, May 2023.

106. Ting Liu, Danping He, Ke Guan, Yihua Ma, Ruiqi Liu, Lantu Guo, Zhangdui Zhong, Dan Shi, and Yao Wei, “Channel Modelling and Analysis on Micro-Doppler Feature of Typical Targets in Urban Areas in Millimeter Wave Frequency Bands,” The fifth meeting of Channel Measurement and Modeling Working Group in IMT-2030 Wireless Technology Working Group, Beijing, China, October 2023.

107. Hongyu Duan, Danping He, Ke Guan, Yihua Ma, Bo Ai, Zhangdui Zhong, and Xu Zhao, “Sensing Channel Measurement and Modeling Research for Vehicular Millimeter Wave Radar,” The fourth meeting of Channel Measurement and Modeling Working Group in IMT-2030 Wireless Technology Working Group, Shanghai, China, May 2023.

108. Jiayue Han, Danping He, Ran Pan, Ke Guan, Jianwu Dou, Zhangdui Zhong, and Xu Zhao, “Terahertz Channel Modeling for Integrated Sensing and Communication,” The fourth meeting of Channel Measurement and Modeling Working Group in IMT-2030 Wireless Technology Working Group, Shanghai, China, May 2023.

109. Ke Guan, Ran Pan, Danping He, Jianwu Dou, Bin Lu, Zhengrong Lai, and Zhangdui Zhong, “Channel Generation Methodology based on Scattering Mechanism Models at THz Band,” Meeting of IMT2030 Wireless Technology Working Group, Virtual, Oct. 2022.

110. Ke Guan, Pengxiang Xie, Jianwu Dou, Danping He, Haofan Yi, Zhengrong Lai, and Zhangdui Zhong, “Multi-dimensional Analysis and Modeling for Scattering Characteristics on Rough Surfaces at THz Band,” The seventh meeting of IMT2030 Wireless Technology Working Group, Virtual, Jun. 2022.

111. Ke Guan, Jiayue Han, Danping He, Jianwu Dou, Haofan Yi, Pengxiang Xie, Hao An, Ran Pan, and Zhangdui Zhong, “Scenario Definition, Environment Reconstruction, and Characterization for THz Channel Modeling,” The seventh meeting of IMT2030 Wireless Technology Working Group, Virtual, Jun. 2022.

112. Danping He, Hongyu Duan, Ke Guan, Jianwu Dou, Zhengrong Lai, Bin Lu, Jianzhi Li, He Wang, and Zhangdui Zhong, “Hybrid Channel Models based on Ray Tracing and Propagation Graph,” The seventh meeting of IMT2030 Wireless Technology Working Group, Virtual, Jun. 2022.

113. Danping He, Wenbin Li, Ke Guan, Jianwu Dou, Yihua Ma, Bin Lu, Jianzhi Li, He Wang, Yang Sheng, and Zhangdui Zhong, “Deterministic Channel Modeling Methodology based on Ray Tracing,” The seventh meeting of IMT2030 Wireless Technology Working Group, Virtual, Jun. 2022.

114. Jianwu Dou, Ran Pan, Danping He, Ke Guan, Bo Ai, and Zhangdui Zhong, “Map-Based Hybrid Channel Models,” The seventh meeting of IMT2030 Wireless Technology Working Group, Virtual, Jun. 2022.

115. Ke Guan, Pengxiang Xie, Danping He, Jianwu Dou, Zhengrong Lai, Bo Ai, Pengxiang Li, and Zhangdui Zhong, “Electromagnetic Computation-based Terahertz Scattering Characterization on Rough Surfaces,” The sixth meeting of IMT2030 Wireless Technology Working Group, Beijing, Oct. 2021.

116. Danping He, Luoyan Zhu, Ke Guan, Haofan Yi, Bo Ai, and Zhangdui Zhong, “Measurement and Ray-Tracing Simulation for Millimeter-Wave Automotive Radar,” The sixth meeting of IMT2030 Wireless Technology Working Group, Beijing, Oct. 2021.

117. Ke Guan, Haofan Yi, Danping He, Jianwu Dou, Zhengrong Lai, Bo Ai, and Zhangdui Zhong, “Ray-tracing based Terahertz Channel Modeling,” The fifth meeting of IMT2030 Wireless Technology Working Group, Hangzhou, Jul. 2021.

118. Ke Guan, Pengxiang Xie, Haofan Yi, Bo Sun, Zhengrong Lai, Danping He, Bo Ai, and Zhangdui Zhong, “Multipath Effect Electromagnetic Simulations for Holographic Radio at Extremely High Frequencies,” The fifth meeting of IMT2030 Wireless Technology Working Group, Hangzhou, Jul. 2021.

119. Ke Guan, Haofan Yi, Bo Sun, Zhengrong Lai, Danping He, Bo Ai, and Zhangdui Zhong, “Extremely High Frequency Holographic Radio Propagation Channel Modeling,” The fourth meeting of IMT2030 Wireless Technology Working Group, Xia’men, Mar. 2021.

120. Baiqing Zong and Ke Guan, “Compressive Sampling and Data Dimensionality Reduction for Holographic Radio Air Interface,” The fifth meeting of IMT2030 Wireless Technology Working Group, Hangzhou, Jul. 2021.

121. Ke Guan, “High-performance Ray Tracing Technology for Holographic Radio,” The second meeting of the IMT2030 Smart Holographic Radio Task Group, Oct. 2020.