IEICE Technical Report

Online edition: ISSN 2432-6380

Smart Radio

Workshop Date : 2026-01-26 - 2026-01-27 / Issue Date : 2026-01-19

SR2025-63
[Short Paper] Study on a System for Estimating the Scale of Ground-Based Radio Emitting Terminal Based on Observations of Low Earth Orbit Satellites -- Verification of Interference from the Surrounding Observation Area and the Versatility of the Proposed Method --
Futo Noda, Gia Khanh Tran (Science Tokyo)
pp. 1 - 3

SR2025-64
[Short Paper] Study on Base Station Sleep Mode Control Using Digital Twin in Beyond 5G Mobile Networks -- Evaluation of Energy Efficiency Improvement through Allocation Optimization Based on User Location and Traffic Prediction --
Kyoya Matsumoto, Gia Khanh Tran (Science Tokyo)
pp. 4 - 6

SR2025-65
[Short Paper] Evaluation of Frequency Bands on Indoor Positioning Accuracy Using Fine Timing Measurement in NLOS Environment
Takuma Nagai, Yuina Kubo, Takaashi Ookawahara, Yudai Sunagozaka (NIT. Toyama), Koki Nakamura, Takenori Sumi (Mitsubishi Electric), Hiroshi Oguma (NIT. Toyama)
pp. 7 - 9

SR2025-66
[Short Paper] Real-Data Evaluation and Prototype Development of Inter-Vehicle Radar Interference Mitigation Using Dual Attention
Yusuke Uesugi, Yudai Suzuki, Xiaoyan Wang (Ibaraki Univ)
pp. 10 - 12

SR2025-67
[Short Paper] Characteristics of Energy Detection Based Carrier Sense in 2.4GHz ISM Band From the Viewpoint of Signal Detection Theory
Shusuke Narieda (Kyutech)
pp. 13 - 15

SR2025-68
A Design for Outage-Constrained Radio Map Construction Robust to Positioning Errors
Koya Sato, Koki Kanzaki (UEC), Motoharu Sasaki, Genki Tajima, Kenichi Kawamura (NTT)
pp. 16 - 23

SR2025-69
Highly Efficient Wireless Networks Enabled by a Distributed Spectrum Management Database
Takeo Fujii (UEC), Mai Ohta (Kogakuin Univ.), Osmau Takyu (Shinshu Univ.), Yuzo Taenaka (NAIST), Daiki Nobayashi, Kazuya Tsukamoto, Takeshi Ikenaga (Kyutech)
pp. 24 - 30

SR2025-70
A Method for Early Prediction of Spectrum Utilization Increases Using User Behavior Trends
Yau Hong Leow, Kenta Umebayashi (TUAT), Sergio Infante, Julia Robles, Manuel Diaz, Cristian Martin (UMA), Su Pyae Sone (UoO)
pp. 31 - 38

SR2025-71
A Study on the Applicability of Sparse Modeling to Delta-Sigma Radio-over-Fiber Embedding Pulse-Distortion Model
Masaaki Tanio, Daisaku Ogasahara, Kazushi Muraoka (NEC)
pp. 39 - 46

SR2025-72
Study of RADAR and SODAR Using Delta-Sigma Modulation
Takashi Maehata (SEI)
pp. 47 - 51

SR2025-73
A High-Precision Interference Detection Based on Multiple Features \for Mobile Radio Monitoring
Soi Yamaguchi, Toshiki Takeuchi, Jun Sakai (NEC)
pp. 52 - 58

SR2025-74
[Invited Talk] The approach to development of IoT sensor network system and cube sat in Yamagata University
Michio Yokoyama (Yamagata Univ.)
p. 59

SR2025-75
[Invited Talk] Using 3D printers and CNC milling machines for the development of liquid crystal millimeter-wave devices
Masaki Tanaka (NIT, Akita College)
p. 60

SR2025-76
Analysis of Arrival Angle Dependence in the Reception Performance of 1-bit ADC Array Antennas under LOS Conditions Using Mutual Information
Teppei Oyama (Nit, Oita/TUAT), Kenta Umebayashi (TUAT)
pp. 61 - 66

SR2025-77
A Study on Enhancing the Robustness of Element-Spacing Control in Two-Element Adaptive Arrays Using Deep Learning
Junya Miura, Kenta Umebayashi (TUAT)
pp. 67 - 74

SR2025-78
Investigation of Path-Loss Environments in Multi-User MIMO with Null-Space Expansion Using Distributed Base-Station Subarrays
Masaharu Abiru, Makoto Taromaru (Fukuoka Univ.), Hidekazu Murata (Yamaguchi Univ.), Tatsuhiko Iwakuni, Daisei Uchida, Shuki Wai, Takafumi Fujita (NTT)
pp. 75 - 79

SR2025-79
Temperature-Dependent Clock Drift Estimation Method for Reducing Index Detection Errors in Packet-Level Index Modulation
Hitoshi Yamaski (Fukuoka Univ.), Mai Ohta (Kogakuin Univ.), Makoto Taromaru (Fukuoka Univ.)
pp. 80 - 84

Note: Each article is a technical report without peer review, and its polished version will be published elsewhere.

The Institute of Electronics, Information and Communication Engineers (IEICE), Japan