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Workshop Program

Nov. 29 (Fri)

A [ 5G / 6G ]  F [ Tutorial / Getting Started / Incubation ]

FR1A  Tutorial

Nov. 29 (Fri)  09:30-11:30   Room 1 (Annex Hall F201)
Fundamentals of Direction Estimation for Realization of ISAC Systems
Organizers :  Kazuma Tomimoto (SoftBank Corp.)
Chair :  Naoki Honma (Iwate Univ.)
Discussions on the realization of integrated sensing and communications (ISAC) in 6th generation mobile communications are gaining momentum. Direction estimation algorithms using array antennas will be the primary technology needed to sense target direction.
Aimed at young engineers and students, this lecture will explain the sensing (radar) and basics of array antennas, basics of direction estimation algorithms, and extensions of direction estimation to MIMO radar, using mathematical equations and simulation results.

Keyword : Array Antenna, Direction Estimation Algorithm, Space-Time Adaptive Processing, Sensing (Radar)
1 Fundamentals of Direction Estimation for Realization of ISAC Systems
Nobuyoshi Kikuma (Nagoya Inst. of Tech.)
E [ Future and/or Fundamental Technologies ]

FR1B  Workshop

Nov. 29 (Fri)  14:00-16:00   Room 1 (Annex Hall F201)
Supply Chain Industrialization for Large-scale Quantum Computers
Organizers :  Hiroyuki Kayano (AIST, G-QuAT)
Chair :  Hiroyuki Kayano, Masahiro Horibe (AIST, G-QuAT)

Keyword : Large-Scale Quantum Computer,Supply Chain, Microwave System Design Technology
1 TBD
Masahiro Horibe (AIST, G-QuAT)
2 TBD
Hiroyuki Kayano (AIST, G-QuAT)
3 TBD
TBD
A [ 5G / 6G ]  C [ IoT / Society 5.0 ]  D [ Wireless Power Transmission and Microwave Heating ]

FR2A  Workshop

Nov. 29 (Fri)  09:30-11:30   Room 2 (Annex Hall F202)
Innovative 6G Technologies for Integrated Information and Power Transmission Supporting Smart Factories
Organizer / Chair :  Suguru Kameda (Hiroshima Univ.)
To realize a smart factory based on Industry IoT, it is essential to wirelessly transmit information and power, and efficiently utilize wireless resources by integratively and dynamically allocating multidimensional wireless resources such as time, frequency, space, and power according to their applications.
In this workshop, we will introduce the latest research trends in 6G technologies for smart factories, aiming to efficiently utilize wireless resources and share wireless resources for information and power transmission in harsh indoor communication environments. Specifically, this workshop will cover wireless environment sensing technology, multidimensional resource allocation technology that adapts to environmental changes, and virtual protection area control technology for high-power wireless power transmission.

Keyword : Industrial IoT,Resource Allocation,Indoor Positioning, Radio Environment Recognition,Microwave Power Transfer,Beamforming
1 Resource Allocation Strategy Towards Realizing Industrial IoT
Koichi Adachi (The Univ. of Electro-Communications)
2 Radio Environment Recognition with Indoor Positioning for Smart Factory
Takeo Fujii (The Univ. of Electro-Communications)
3 R&D on Beamforming Techniques Considering Protected Objects in Microwave Power Transfer
Yoshiaki Narusue (The Univ. of Tokyo)
D [ Wireless Power Transmission and Microwave Heating ]

FR2B  Panel Session

Nov. 29 (Fri)  14:00-16:00   Room 2 (Annex Hall F202)
Microwave Heating Technology Creating Sustainable Society with the Carbon Neutrality
Organizer / Chair :  Yuji Wada (R024 Committee on Electromagnetic-Wave-Excited Reaction Field (JSPS), ZeroC, Professor Emeritus of Inst. of Science Tokyo)
We need to continue developing of electrification of industries using microwave technology as an important option for taking measures for the carbon neutral issues. Members from academia and industries from the R024 committee on Electromagnetic-Wave-Excited Reaction Field (JSPS) cooperate together through the research works and implementation practices in their each institution aiming at the realization of the carbon neutral society.
We hope to be able to recognize where we are standing on the way to realize the future zero carbon society before 2050 by sharing the information on the technology and manufactured products supplied by the industry members of the R024 committee at the present stage.

Keyword : Microwave Chemistry, Chemical Process, Electrification of Industries, Substance Manufacturing, Material Processing, Microwave Oscillator, Microwave Heating, Dielectric Heating
1 Decompression Type Wood and Fiber Drying Equipment using Electromagnetic Wave Heating
Mutsumi Yoshida (Fuji Electronic Ind. Co. Ltd.)
2 Present Stage for Social Implementation of Microwave Heating
Keiji Kidani (Microwave Chemical Co. Ltd.)
3 Development of Equipment for Scandium Oxide Smelting Technology and its Application
Yuya Ohkawa (Furuya Metal, Co., Ltd.)
4 Evolution of Microwave Devices and their Contribution to a Carbon-Neutral Society (tentative)
Shun Kato (Panasonic Corp.)
5 Next-Generation Multiphysics Simulation for Microwave Chemical Process
Makoto Fukukawa, Dahai Mi, Masanori Hashiguchi (Keisoku Engineering System Co., Ltd.)
E [ Future and/or Fundamental Technologies ]

FR3A  Workshop

Nov. 29 (Fri)  09:30-11:30   Room 3 (Annex Hall F203)
The Cutting Edge of Multiphysics / Digital Twins
Organizer / Chair :  Takashi Kikuzawa (Mitsubishi Electric Corp.), Takuichi Hirano (Tokyo City Univ.)
Experts working at the forefront of each industry will give presentations on use cases and technologies for multiphysics/digital twins based on simulation technology.
They will introduce examples of use cases for digital transformation (DX), cyber-physical systems (CPS), and digital twins to realize a convenient and prosperous society, as well as model-based development (MBD), MBSE, and CAE to realize efficient product development.

Keyword : Multiphysics, Digital Twin, Digital Transformation (DX), Cyber Physical System (CPS), Model-Based Development (MBD), MBSE, CAE
1 Trends in AI-Driven Wireless Communication and Sensing Simulation Technology
Akemi Tanaka (MathWorks Japan)
2 Cyber Physical System to Predict and Diagnose Radio Environment
— Visualization of Radio Environment on Industrial Site —
Ken Takei (Hitachi, Ltd.)
E [ Future and/or Fundamental Technologies ]

FR3B  Workshop

Nov. 29 (Fri)  14:00-16:00   Room 3 (Annex Hall F203)
Frontier of Electromagnetic Simulation Techniques for Antennas and Propagation
Organizer / Chair :  Keisuke Konno (Tohoku Univ.)
Electromagnetic simulation technologies are indispensable for studies on antennas and propagation. According to advancement of the electromagnetic simulation technologies, design of microwave components using commercial simulator software is common but a lot of problems that are difficult to be solved by the commercial simulator software are still remaining.
In this workshop, we focus on the numerical simulation technologies such as method of moments (MoM) or finite difference time domain (FDTD) method and introduce state-of-the-art technologies for specific problems that are difficult (or impossible) to be solved by the commercial simulator software. Main topics of this workshop is a periodic structure, wideband electromagnetic response of human body, and wireless power transfer at low frequency band.

Keyword : Antenna, Propagation, Numerical Simulation, Method of Moments, FDTD Method
1 Numerical Analysis Method for Antennas Over Two-Dimensional Infinite Periodic Structure
Keisuke Konno, Qiang Chen (Tohoku Univ.)
2 Numerical Analysis of Energy Absorption of Electromagnetic Pulses in Biological Bodies with FDTD Method
Jerdvisanop Chakarothai (NICT)
3 Eigenvalue Analysis of Periodic Electromagnetic Wave Scattering Problems with the MoM and SSM
Kazuki Niino (Mitsubishi Electric Corp.), Ryota Misawa (Chinou Jouhou Shisutemu Inc.), Naoshi Nishimura (Kyoto Univ.)
4 Impedance Expansion Method
— Circuit Modeling Method for Wireless Power Transmission System Based on Method of Moments —
Nozomi Haga (Toyohashi Univ. of Tech.)
A [ 5G / 6G ]  E [ Future and/or Fundamental Technologies ]

FR4A  Workshop

Nov. 29 (Fri)  09:30-11:30   Room 4 (Annex Hall F204)
Latest Trends in High Efficiency Technology of Power Amplifiers for 5G/Next Generation High Capacity Communications
Organizers :  Takuma Torii (Mitsubishi Electric Corp.)
Chair :  Shinichi Tanaka (Shibaura Inst. of Tech.)
The rapid increase in data traffic in 5G/Beyond 5G/6G requires highly efficient and linear power amplifiers. However, it is very difficult to simultaneously improve the efficiency and linearity of power amplifiers, especially for wide operating bandwidths and modulation bandwidths.
This workshop will focus on the state-of-the-art technology for improving the efficiency of power amplifiers by load modulation.

Keyword : 5G、B5G (Beyond 5G)、6G、Power Amplifier、 Next-Generation Communication、Semiconductor、Compound、High Efficiency、Load Modulation、Doherty、Load Modulated Balanced Power Amplifier
1 A Doherty Amplifier for 5G Handset with Load Variation Tolerance
Shohei Imai, Hiroshi Okabe (Murata Manufacturing Co., Ltd.)
2 A Broadband and High Efficiency GaN Doherty Power Amplifier Module for 5G Massive-MIMO Base-Stations
Shuichi Sakata, Shintaro Shinjo (Mitsubishi Electric Corp.)
3 A High-Efficiency Wideband S-LMBA using Harmonic Tuning Techniques with CRLH Transmission Line Stubs
Hirotaka Asami (Sumitomo Electric Industries, Ltd.), Takashi Sumiyoshi (Sumitomo Electric Device Innovations, Inc.), Syuichi Nishimura (Sumitomo Electric Industries, Ltd.), Hiroshi Yamamoto (Sumitomo Electric Device Innovations, Inc.), Takashi Maehata (Sumitomo Electric Industries, Ltd.)
A [ 5G / 6G ]  B [ Millimeter-Wave and Terahertz-Wave ]  E [ Future and/or Fundamental Technologies ]

FR4B  Workshop

Nov. 29 (Fri)  14:00-16:00   Room 4 (Annex Hall F204)
Latest Technology Trends of Ultra-High Capacity Wireless LAN using Terahertz Waves for the 6G Era
Organizer / Chair :  Satoru Shimizu (ATR)
Research and development of wireless communication using the terahertz band is evolving from conventional elemental technologies to the construction of systems and applications that combine them.
In this session, we will introduce the overall research toward realizing ultra-large capacity wireless LAN in the 6G era, and then explain radio wave propagation assuming MIMO transmission, CMOS devices for implementation in small terminals, and the system concept and configuration of the wireless network.

Keyword : 6th Generation Mobile Communication System (6G), Terahertz, Radio Wave Propagation, Integrated Circuit, CMOS, MAC, Wireless LAN
1 Overview of "Research and Development of Ultra-Large Capacity Wireless LAN Transmission Technology using Terahertz Waves"
Toshikazu Sakano (ATR)
2 Evaluation of 300-GHz-Band Propagation Characteristics for MIMO Transmission Systems
Akihiko Hirata, Keizo Cho (Chiba Inst. of Tech.)
3 300-GHz-Band CMOS Transceiver with 2D Beam Steering
Minoru Fujishima (Hiroshima Univ.)
4 System Concept and Component Technologies of Wireless LAN using Terahertz Bands
Kazuto Yano (ATR)
A [ 5G / 6G ]  B [ Millimeter-Wave and Terahertz-Wave ]  E [ Future and/or Fundamental Technologies ]

FR5A  Workshop

Nov. 29 (Fri)  09:30-11:30   Room 5 (Annex Hall F205)
R&D Trends in Metasurface Technology for Commercialization of Wireless Communications Using High Frequency Bands
Organizer / Chair :  Kazuma Tomimoto (SoftBank Corp.)
Currently, commercially deployed wireless communication services use millimeter wave bands such as the 28GHz band. The millimeter wave band has the advantage of being easy to secure bandwidth and suitable for high-speed, large-capacity communications. On the other hand, there are many issues that need to be resolved, such as the increase in blind zones due to increased propagation loss and the increase in base station operating costs associated with the use of large array antennas. Various studies have been conducted using meta-surface technology: extend area coverage by RIS (Reconfigurable Intelligent Surface) / IRS (Intelligent Reflecting Surface), reflector / transmit array antenna with efficient beam formation.
This session will present research and development on meta-surface technology for wireless communication applications in the high frequency band.

Keyword : B5G / 6G, Wireless LAN, Metasurface Technology, Reflect / Transmit Array Antenna, Millimeter Wave, RIS (Reconfigurable Intelligent Surface) / IRS (Intelligent Reflecting Surface)
1 A Study of IRS Reflection Direction Control and Evaluation of IRS in Actual Environment
Mayumi Yoshino, Hiroki Hagiwara (NIHON DENGYO KOSAKU Co.,Ltd)
2 Development and Characterization of Passive Metasurface Reflector in mmWave Band
Yoshiki Shirasawa (DKK Co., Ltd.)
3 Study of Mobile Coverage Area Formation using Polarization Independent Controlled Reflect Array Antennas
Kazuma Tomimoto (SoftBank Corp.)
A [ 5G / 6G ]  B [ Millimeter-Wave and Terahertz-Wave ]  E [ Future and/or Fundamental Technologies ]

FR5B  Workshop

Nov. 29 (Fri)  14:00-16:00   Room 5 (Annex Hall F205)
Advanced Microwave / Millimeter-Wave and Lightwave Fusion Technology and Applications
Organizer / Chair :  Hiroshi Murata (Mie Univ.)
Recently, advanced microwave/millimeter-wave and lightwave fusion technologies are attracting a lot of interest. In Beyond-5G/6G mobile communication systems, seamless conversion and connection between wireless and optical communications is to be a key technology for implementing next-generation eMBB, URLLC, and mMTC. Advanced microwave/millimeter application systems utilizing radio-over-fiber (RoF) technologies (antenna measurement, nondestructive inspection for infrastructures and underground items, and so on) are also reported with improved performances. In addition, excellent high-speed optical modulators using LNOI are newly developed, which are promising as a key device for converting millimeter-wave/THz-wave signals to lightwave signals.
In this workshop, state-of-the-art microwave/millimeter-wave and lightwave fusion technologies and their applications are presented.

Keyword : Microwave / Millimeter-Wave and Lightwave Fusion, Radio-Over-Fiber, Optical Modulation, Antenna Measurement, Electro-Optic Sensor, LNOI
1 Evolution and Future Prospects of Radio Over Fiber Technologies for Radio and Optical Convergence
Atsushi Kanno (Nagoya Inst. of Tech.)
2 High-Speed LNOI Modulators for Signal Conversion from Radio to Light Waves
Yuya Yamaguchi (NICT)
3 Antenna Measurement using the Electro-Optical Sensor and Radio-Over-Fiber Technique for the Millimeter Wave Band
Satoru Kurokawa, Michitaka Ameya (AIST)
4 Pipe-Line Diagnosis and Inspection Technology Utilizing Microwave Guided-Mode and Radio-Over-Fiber Technique
Hiroshi Murata (Mie Univ.)
F [ Tutorial / Getting Started / Incubation ]

FR6A  Tutorial

Nov. 29 (Fri)  09:30-11:30   Room 6 (Annex Hall F206)
Fundamental Technologies for Antenna Measurement
Organizer / Chair :  Toru Fukasawa (Kanazawa Inst. of Tech.)
Systems that use radio waves have come to be used in a wide range of fields, including various types of communication, sensing, and power transmission. Antennas are an essential technology for using radio waves, and it is also essential to measure their characteristics for design validation or certification.
This course will explain the basics of measuring antenna characteristics such as impedance characteristics and radiation patterns, as well as the fundamentals of near-field antenna measurement, which are important for radiation pattern measurements in the millimeter wave and THz wave bands.

Keyword : Antenna, Measurement, Impedance, Radiation Pattern, Near-Field Measurement
1 Fundamentals of Antenna Measurement
Nozomu Ishii (Niigata Univ.)
2 Fundamentals of Antenna Near-Field Measurement for Radiation Pattern Measurement
Michitaka Ameya (AIST)
A [ 5G / 6G ]  B [ Millimeter-Wave and Terahertz-Wave ]  E [ Future and/or Fundamental Technologies ]

FR6B  Workshop

Nov. 29 (Fri)  14:00-16:00   Room 6 (Annex Hall F206)
Cutting-Edge Research on Radio Propagation for Next-Generation Wireless Communication
Organizer / Chair :  Takahiro Hayashi (KDDI Research, Inc.)
Recently, the use cases required for wireless systems have expanded to various environments and services. It is important to simulate the complex and change communication quality in real-time in cyberspace and maintain stable communication quality through network control in the physical space.
In this session, a presentation will be given on research to achieve high-precision and high-speed estimation of radio propagation characteristics even in complex environments.

Keyword : Radio Propagation, Millimeter Wave, Measurement Method, Simulator, Quantum Annealing
1 Simplified Measurement Method of Building Material Reflection Characteristics for Millimeter Wave Band (30-300GHz) Mobile Communications
Ryo Yamaguchi (SoftBank Corp.)
2 Activities on Radio Propagation Simulator for 6G
Koshiro Kitao, Takahiro Tomie, Satoshi Suyama, Nobuaki Kuno (NTT DOCOMO Inc.)
3 Radio Propagation Analysis Method using Quantum Annealers
Tetsuro Iamai (Tokyo Denki Univ.), Minoru Inomata, Wataru Yamada (NTT Corp.)
F [ Tutorial / Getting Started / Incubation ]

FR7A  Getting Started

Nov. 29 (Fri)  11:30-13:00   Room 7 (Exhibition Hall Workshop Space)
Antennas and Propagation for Beginners in 90 Minutes
— Fundamentals, Applications, and Measurements —
Organizers :  MWE 2024 Exhibition Committee
Chair :  Yuta Sugiyama (Mitsubishi Electric Corp.)
Recently, wireless communication is widely used. Antenna is one of the important components in wireless communication. However, it seems that beginners feel antenna development is difficult.
In this WE7B session, basic type of antennas and its characteristics are introduced. In addition, antenna design, measurement methods and propagation are explained.

Keyword : Antenna, Propagation, Radiation Pattern, Directivity, Gain
1 Basic Knowledge of Antennas
Hiroaki Sakamoto (Mitsubishi Electric Corp.)
2 Antenna Design, Measurement and Propagation
Shimpei Akimoto (Mitsubishi Electric Corp.)
3 Comprehensive Discussion
 
F [ Tutorial / Getting Started / Incubation ]

FR7B  Getting Started

Nov. 29 (Fri)  14:00-15:30   Room 7 (Exhibition Hall Workshop Space)
First Step in S-Parameters and Smith-Chat For Designers
Organizers :  MWE 2024 Exhibition Committee
Chair :  Akimichi Hirota (Mitsubishi Electric Corp.)
S-parameters are widely used in the design and measurement of microwave circuits. Impedance matching is important in the design of microwave circuits. In this session, basic knowledge of S-parameters is explained for beginners.
In addition, examples of impedance matching circuits using the Smith chart are shown.

Keyword : S-Parameter, dB, Insertion Loss, Return Loss, VSWR, Smith Chart, Impedance Matching
1 Basic Knowledge and Practice of S-Parameters and Smith-Chart
Yuta Sugiyama (Mitsubishi Electric Corp.)
2 Comprehensive Discussion
 

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