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Workshop Program

Nov. 29 (Fri)

B [ IoT / Society 5.0 Related Sessions ]

FR1A  Special Session

Nov. 29 (Fri)  09:30-11:30   Room 1 (Annex Hall F201)
The State of the Art and Application of Blockchain Technology
Organizer / Chair :  Tatsuya Hayashi (Cocon Inc.)
Blockchain technology has cooled the buzzword enthusiasm. The movement of examination of the characteristic, the application field, and standardization is progressing. As a research field, not only the number of published papers but also the quality has improved. New applications are being implemented properly.
In this session, we will give a talk on the actual state of blockchain technology in 2019, including the viewpoint of research. Blockchain is a comprehensive technology that combines the fields of expertise so far. Talk about the current situation from the perspective of experts and deepen discussion mainly in panel discussions.

Keyword : Network, Cryptography, Blockchain, Distributed Ledger Technology, Standardization
→ * You can read the trial of digest (PDF)
1 Blockchain and its Backbone Network
Hirotaka Nakajima (Mercari, Inc.)
2 Blockchain and Data Authenticity
Masashi Sato (SECOM Co., Ltd.)
3 Transparency by Blockchain with Privacy Enhanced by Cryptographic Protocols
Kazue Sako (NEC Corp.)
4 Panel Discussion: The State of the Art and Application of Blockchain Technology
Hirotaka Nakajima (Mercari, Inc.), Masashi Sato (SECOM Co., Ltd.), Kazue Sako (NEC Corp.), Tatsuya Hayashi (Cocon Inc.)
B [ IoT / Society 5.0 Related Sessions ]

FR1B  Special Session

Nov. 29 (Fri)  14:00-16:00   Room 1 (Annex Hall F201)
Latest Trend of Automotive Radar Hardware
Organizer / Chair :  Takashi Matsumoto (DENSO Corp.)
Currently, in the advanced driver assistance system (ADAS), the system backs up safe driving by performing recognition, judgment and operation with high accuracy. There are many sensors that play a role in recognition are lasers, cameras, radars, and ultrasonic sensors. Radars are not easily influenced by weather conditions such as rainfall and back light, and attracting attention as powerful detection tools.
In this workshop, we will introduce various hardware-related technologies such as radar detection methods and inspection technologies that guarantee vehicle reliability.

Keyword : Automotive Radar, Hardware, Antenna, Beam-scanning, MMIC, Inspection
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1 Beam-scanning Techniques and Antenna Implementation for Automotive Millimeter-wave Radars
Kunio Sakakibara (Nagoya Inst. of Tech.)
2 Introduction to an Application Example of RF Testing Technique for Automotive Millimeter-wave Radar
Atsushi Okumura (DENSO Corp.)
A [ 5G Related Sessions ]

FR2A  Workshop

Nov. 29 (Fri)  09:30-11:30   Room 2 (Annex Hall F202)
Direction of Beyond 5G System - Second -
Organizer / Chair :  Yukihiko Okumura (NTT DOCOMO, INC.)
The core parts of international standard specifications has been completed for the start of service by the initial system of 5G system, and development of network equipment/user device and creation of appreciations/services are becoming very active in Japan and the world, on the other hand, new studies for beyond 5G are also beginning to be aimed at the continuous evolution of the mobile communication system that has repeatedly evolved over a period of approximately 10 years. It is supposed that the beyond 5G (B5G) system need to respond to the traffic demands that are expected to continue to increase with the advancement and expansion of future mobile communication services, and to meet the demand for e.g., higher throughput/reliability/efficiency of radio access that delivers various types of user information.
In this session, the direction of B5G system and related latest activities will be introduced.

Keyword : Beyond 5G/B5G, High Capacity, High Data Throughput/Reliability/Efficiency Radio Access
1 Views on 5G Evolution and Beyond 5G
Yoshihisa Kishiyama (NTT DOCOMO, INC.)
2 Ericsson's view on Beyond 5G - Direction and Technology Components -
Erik Dahlman, Stefan Parkvall, Janne Peisa, Hugo Tullberg, Gustav Wikström (Ericsson AB), Hideshi Murai (Ericsson Japan K.K.)
3 Study of Further Wireless Network Enhancement for Beyond 5G
Yasushi Maruta (NEC Corp.)
4 5G Evolution: A View on RAN Technologies Beyond Rel-15
Amitava Ghosh, Rapeepat Ratasuk (Nokia Bell Labs), Bong Youl (Brian) Cho (Nokia Corp.)
E [ Tutorial Sessions ]

FR2B  Tutorial

Nov. 29 (Fri)  14:00-16:00   Room 2 (Annex Hall F202)
FDTD Technologies for Antenna Design
Organizer / Chair :  Ryo Yamaguchi (SoftBank Corp.)
Theory, simulation and experiment are essential process to design any antennas. FDTD method as simulator is widely and commonly employed as a strong tool to design antennas.
In this basic course, the fundamental concept of FDTD method for antenna design is introduced for beginners.

Keyword :
* When you click on the title, you can read the trial of digest (PDF)
1 FDTD Technologies for Antenna Design
Takuji Arima (Tokyo Univ. of Agriculture and Tech.)
C [ Wireless Power Transmission and Microwave Heating Sessions ]

FR3A  Workshop

Nov. 29 (Fri)  09:30-11:30   Room 3 (Annex Hall F203)
Recent Trend of Wireless Power Transfer / Transmission Technology for Drones
Organizers :  Kunihiko Sasaki (DENSO Corp.)
Chair :  Yukio Yokoi (Takushoku Univ.)
Recently, drones applied to various industrial fields such as monitoring, observation, agriculture, forestry and fisheries, distribution, photography, etc. are expanding, and establishment of a rapid and large-capacity charging station has become a key technology of utilization expansion.
In this session, we will introduce the latest technology for wireless power transfer for drone, which is being promoted as the Strategic Innovation Promotion Program (SIP) of the Cabinet Office.

Keyword : Wireless Power Transfer/Transmission, Drone, Charging Station, Capacitive Coupling, Inductive Coupling, Microwave, 13.56 MHz Band, 6.78 MHz Band, 85 kHz Band
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1 Infrastructure Inspection by Drone and Wireless Power Transmission Technology
Hiroshi Hamada (Tokyo Electric Power Company Holdings, Inc.)
2 Capacitive-Coupling Wireless Power Transfer for Automatic Drone Charging Stations
Satoshi Tsukamoto, Shinji Abe, Takashi Ohira (Toyohashi Univ. of Tech.)
3 Inductive Wireless Power Transfer for UAV Battery Charging
Shuichi Obayashi (Toshiba Corp.)
4 Wireless Power Transmission Technology to In-flight Drone with Microwave
Yukihiro Honma, Tetsuya Katase, Toshiyuki Tanaka, Takuro Sasaki (Mitsubishi Electric Corp.)
B [ IoT / Society 5.0 Related Sessions ]

FR3B  Workshop

Nov. 29 (Fri)  14:00-16:00   Room 3 (Annex Hall F203)
Wireless Communication Technologies for Future Factories
Organizers :  Kenichi Maruhashi (NEC Corp.)
Chair :  Akihiro Amagai (Sanritz Automation Co., Ltd.)
In recent years, due to serious labor shortages and work style reforms, drastic changes in the operation of manufacturing sites are required. IoT technology is being introduced to improve productivity with automation and labor saving. Installation of more sensor systems, moveable objects i.e., robots and automated guided vehicles, instruction and monitoring devices for workers, etc. is getting popular, and thus utilization of wireless technology is expected to exchange information and power among such devices.
In this workshop, policies to promote wireless use at manufacturing sites and activities for technological development of required wireless communication, expectation toward local 5G utilization, and wireless power transmission are discussed.

Keyword : IoT, Wireless System, Factory, Manufacturing Sites, Dependable Wireless Communication, Wireless Power Transmission, Sensing
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1 Efforts for Promotion of Wireless Factory
Dai Tanabe (MIC)
2 Wireless Environment Simulation and Experimental Efforts Using 920MHz to 60GHz in a Factory
Ray Tracing Method for Manufacturing Site and Millimeter Wave
Kenshi Horihata, Hiroshi Ohue, Teppei Emura, Yasufumi Ichikawa (Panasonic Corp.)
3 Approaches to High Reliable Wireless Networks in Factory Sites and toward Local 5G Utilization
Shinichi Sato, Takurou Nishikawa, Tomoyuki Ueno (Fujitsu Ltd.),
Yasuharu Amezawa, Ryu Atsuta, Hitoshi Yokoyama (Mobile Techno Corp.)
4 Standard tendency and Omron's Approach of Microwave Power Transmission
Tetsuya Nosaka, Takuya Fujimoto (OMRON Corp.)
D [ Fundamental Technology Sessions ]

FR4A  Workshop

Nov. 30 (Thu)  09:30-11:30   Room 4 (Annex Hall F204)
Latest Trend of Magnetics for Needs from Electronics, Information, and Communication Engineers
Organizer / Chair :  Masayuki Naoe (DENJIKEN)
The magnetics are abundantly used for the engineers who are active in MWE (APMC) and IEICE, but are a "supporter" compared with the electronics such as an electric field and a dielectric material. The members of "Investigating R&D Committee on Practical Applications of High-Frequency Magnetic Materials, IEEJ" have introduced the cutting edge of high-frequency magnetic materials and their applications for MWE since last year, and have focused on the microwave frequency range last year.
Here, this workshop focuses on the latest technologies having needs in consumer use, such as electromagnetic noise suppressions for highfrequency equipment, high-accuracy electromagnetic simulations, compact antennas for mobile equipment, and high-power wireless power transfers. The authors will explain on those from the viewpoint of magnetics.

Keyword : Magnetic materials, Noise Suppression, Electromagnetic Compatibility, Antenna, Magnetic Field Simulation, Artificial Intelligence (AI), Contactless Feeding, Wireless Power Transfer, 5G
* When you click on the title, you can read the trial of digest (PDF)
1 Conductive/Inductive Noise Suppression of Magnetic Film-Type Noise Suppressor
Sho Muroga, Motoshi Tanaka (Akita Univ.), Yasushi Endo (Tohoku Univ.)
2 High Accuracy Magnetic Field Simulation for High Frequency Inductor Design and Shape Optimization by AI
Koichi Shimizu, Atsushi Furuya (Fujitsu Ltd), Satoshi Shimokawa (Fujitsu Laboratories Ltd.)
3 Design of Compact Wideband UHF Antenna Using Ferrite Material for Smartphone
- Terrestrial broadcasting reception antenna -
Setsuo Yamamoto, Hiroki Kurisu (Yamaguchi Univ.)
4 Magnetic Core for High-Power Wireless Power Transfer System
Tetsu Shijo, Masatoshi Suzuki (Toshiba Corp.)
D [ Fundamental Technology Sessions ]

FR4B  Workshop

Nov. 30 (Thu)  14:00-16:00   Room 4 (Annex Hall F204)
Recent Trend of Millimeter and Terahertz Bands Application Systems
Organizer / Chair :  Junji Sato (Panasonic Corp.)
With the development of device technology in millimeter wave and terahertz wave bands, various applications have been developed. In the millimeter wave band, demonstration experiments of V2X (Vehicle to Everything) communications using 60GHz band are in progress. On the other hand, terahertz bands can use a wider bandwidth than millimeter wave bands. So, touch download system by ultra-high speed wireless communication of several tens Gb/s and Bio medical applications by high resolution sensing are expected.
In this workshop, recent topics of these movement will be discussed.

Keyword : Millimeter-wave, Terahertz, Vehicle to Everything Communication, Beyond 5G, Biomedical Sensing
* When you click on the title, you can read the trial of digest (PDF)
1 Progress and Perspective of 60GHz Millimeter wave V2X
Hiroyuki Motozuka, Takenori Sakamoto, Kosei Nakano, Akihiro Egami, Masataka Irie (Panasonic Corp.)
2 Ultra-High-Speed IC Technologies for Terahertz Wireless Communications towards Beyond 5G
Hideyuki Nosaka, Hiroshi Hamada, Takuya Tsutsumi, Hiroki Sugiyama, Hideaki Matsuzaki (NTT Corp.)
3 Biomedical Sensing Using Terahertz Technology
Kyoya Takano (Tokyo Univ. of Science)
D [ Fundamental Technology Sessions ]

FR5A  Workshop

Nov. 30 (Thu)  09:30-11:30   Room 5 (Annex Hall F205)
State-of-the-Art of EMC Technology
〜 GHz-Range Unnecessary Radio Wave Radiation by Fast-Switching Inverter Equipment and Its Impact on Mobile Receiver Sensitivity 〜
Organizers :  Masahiro Yamaguchi (Tohoku Univ.)
Chair :  Masahiro Yamaguchi (Tohoku Univ.), Makoto Nagata (Kobe Univ.)
The coming 5G mobile communication system will employ higher frequency carrier up to the SHF band to accommodate the ever expanding communication traffic. There is a big concern on 'desensitization'of receiver circuit that hinders the stable operation of the mobile communication system. This would occur when a fast switching SiC and GaN inverter equipment will be used in the vicinity of telecommunication equipment.
This workshop will systematically discuss;
(1) overview and technology to suppress the influence of unnecessary radio waves in the mobile terminal receiver, and noise source analysis technology using a portable magnetooptical probe,
(2) Development of WPT and inverter equipment using SiC and GaN devices,
(3) Unnecessary radio wave measurement system for the vicinity of WPT and inverter equipment & diagnosis system of LTE class receiver sensitivity, and
(4) New noise suppression sheet technology to suppress the generation and propagation of harmonic noise at the noise sources sics simulation techniques for high frequency electromagnetic and circuit analysis will be discussed focusing on interaction between electromagnetic and heat transfer, and thermal effect of active elements on RF circuit performance.

Keyword : GaN, WPT, Magneto-optical Probe, Receiver Sensitivity, Ferrite Composite, Noise Suppression Sheet
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1 Magnetic Powder Composite Noise Suppressor for IC Chip and Invasive Near Field Measuring System
Masahiro Yamaguchi, Kazushi Ishiyama (Tohoku Univ.)
2 High Power Wireless Power Transfer System using GaN Devices
Yasuyuki Okiyoneda, Masashi Mochizuki, Kitao Yamamoto, Hiroshi Watanabe (Showa Aircraft Industry Co., Ltd.)
3 Interference of Unnecessary Radio Waves Near Inverter Power Devices on Mobile Communications
Makoto Nagata, Koh Watanabe, Noriyuki Miura (Kobe Univ.), Yasunori Miyazawa (Tohoku Univ.), Satoshi Tanaka (Kobe Univ.), Masahiro Yamaguchi (Tohoku Univ.)
4 Suppression of Unnecessary Radio Wave Radiated from Inverter Equipment Using Noise Suppression Sheet for GHz Band
Koichi Kondo, Masaki Kurimoto, Yusuke Ohdaira (Tokin Co.), Satoshi Tanaka, Makoto Nagata (Kobe Univ.), Yasuyuki Okiyoneda(Showa Aircraft Industry Co., Ltd.), Masahiro Yamaguchi (Tohoku Univ.)
D [ Fundamental Technology Sessions ]

FR5B  Workshop

Nov. 30 (Thu)  14:00-16:00   Room 5 (Annex Hall F205)
Substrate as Thermal Path in High Power Devices
Organizer / Chair :  Yasuyuki Miyamoto (Tokyo Inst. of Tech.)
To obtain high output in the power amplifier, it is major problem to design the thermal path from the substrate side. As the efficiency generally decreases as the frequency increases, it is expected that the problem will increase in the future.
Here, we will explain substrate selection in GaN HEMTs, replacement of sub-collector layers in InP HBT and bonding of different substrates and the thermal resistance generated at the interface.

Keyword : Gallium Nitride (GaN), Substrate Selection, Bonding of Different Substrates, Thermal Resistance at the Interface
* When you click on the title, you can read the trial of digest (PDF)
1 Thermal Design of GaN HEMT for Base Station
Kazutaka Inoue, Takumi Yonemura (Sumitomo Electric Industries, Ltd.)
2 Heat Transfer Improvement of InP-HBTs by Transferred Substrate Technology
Yuta Shiratori, Takuya Hoshi, Hideaki Matsuzaki (NTT Corp.)
3 Bonding of Different Substrates and the Thermal Resistance Generated at the Interface
Mu Fengwen(Meisei Univ., Waseda Univ.), Tadatomo Suga(Meisei Univ.), Zhe Cheng, Samuel Graham (Georgia Inst. of Tech.)
E [ Tutorial Sessions ]

FR6A  Tutorial

Nov. 30 (Thu)  09:30-11:30   Room 6 (Annex Hall F206)
Design Theory of Microwave & Millimeter Wave Filters :
From Fundamental Theory to Advance Theory
Organizer / Chair :  Takashi Shimizu (Utsunomiya Univ.)
Microwave and millimeter wave filters are one of the basic components for wireless communication systems. Various design methods and realization methods have been proposed for a long time.
As a tutorial for beginners, this session introduces design method of a microwave filter from classical design theories to recent advance theories with several design and fabrication examples.

Keyword : Band Pass Filter, Design Theory, Design Method, Functional, Microwave, Millimeter-wave
* When you click on the title, you can read the trial of digest (PDF)
1 Fundamental Design of a Bandpass Filter - Design Method of a Directcoupled Filter -
Yoshinori Kogami (Utsunomiya Univ.)
2 Advance Design of a Bandpass Filter "Design Method of a Functional Filter"
Hiroyuki Kayano
D [ Fundamental Technology Sessions ]

FR6B  Workshop

Nov. 30 (Thu)  14:00-16:00   Room 6 (Annex Hall F206)
Trends of High Efficiency, IoT and Resource Sharing Techniques of Wireless LANs
〜 Standardizations Activities in the IEEE 802 Committee 〜
Organizer / Chair :  Yasuhiko Inoue (NTT Corp.)
The IEEE 802.11ac devices have enabled a gigabit class data transfer using the wireless LAN. In the meantime, the IEEE 802 LAN (Local Area Network) / MAN (Metropolitan Area Network) Standards Committee is working on the standardizations of next generation LAN/MAN systems. The IEEE 802.11 working group is working on the next generation wireless LAN standards.
In this session, overview of wireless LAN standardization in the IEEE 802.11 working group is briefly introduced. Following the first presentation, the low powerlong range wireless LAN, the IEEE 802.11ah system is introduced highlighting the recent activities of an industry alliance. Finally, the standardization activities related to the resource sharing technique in the unlicensed spectrum which is an emerging issue for the wireless systems operating in the unlicensed spectrum.

Keyword : Next Generation Wireless LAN, Standardization, Low Power-Long Range WLAN, Resource Sharing in the Unlicensed Spectrum
* When you click on the title, you can read the trial of digest (PDF)
1 Standardization Trends of the IEEE 802.11 Wireless LANs and 802.11ax
Yasuhiko Inoue (NTT Corp.)
2 Trends on the IEEE 802.11ah - Low Power, Long Range WLAN
Toshi Hasegawa (Yokogawa Electric Corp.)
3 Basics of Resource Sharing Technique in the Unlicensed Spectrum
Shoichi Kitazawa, Muroran Inst. of Tech.)
E [ Tutorial Sessions ]

FR7A  Getting Started

Nov. 29 (Fri)  10:30-12:00   Room 7 (Exhibition Hall Workshop Space)
Basis and Practice for Microwave Radar
Organizers :  MWE 2019 Exhibition Committee
Chair :  Hidehisa Shiomi (Osaka Univ.)
The microwave radar has the ability to remotely measure the various information such as distance, velocity, position and shape of a target object. In recent years, with the spread of application fields, there is an increasing opportunity for engineers in various fields to use the radar.
In this FR7A session, the fundamental theory, hardware, and signal processing of microwave radar will be explained to non-experts in an easy-to-understand manner, and the application of a pulse Doppler radar to meteorological observation is further explained.

Keyword : Radar Range Equation, Radar Cross Section, Radar Equipment, Radar Signal Processing, Unexpected Strong Rain
→ * You can read the trial of digest (PDF)
1 Fundamentals of Microwave Radar
Takuya Sakamoto (Kyoto Univ.)
2 Meteorological Observation Radar
Takuo Kashiwa (Furuno Electric Co., Ltd.)
3 Comprehensive Discussion
E [ Tutorial Sessions ]

FR7B  Getting Started

Nov. 29 (Fri)  14:00-15:30   Room 7 (Exhibition Hall Workshop Space)
Tutorial Lecture Regarding Maxwell's Equations for EM Simulator Users
Organizers :  The Technical Committee on Electronics Simulation Technology, IEICE
MWE 2019 Exhibition Committee
Chair :  Hidenori Ishibashi (Mitsubishi Electric Corp.)
EM simulators are a very common tool for various technical areas of electronics, including wireless communication systems and circuit design. The user can carry out EM analysis by using a commercial EM simulator without being detailed knowledge of electromagnetic field theory.
In this tutorial session, FR7B argues about the benefits of understanding Maxwell's equations for EM simulator users.

Keyword : EM Simulation, Maxwell's Equations, Boundary Conditions
→ * You can read the trial of digest (PDF)
1 Benefits of Understanding Maxwell's Equations for EM Simulator Users
Hideaki Kimura (Chubu Univ.)
2 Structure of EM Simulation Starting with Maxwell's Equations
Jun Sonoda (National Inst. of Tech. Sendai College)
3 Learning from Maxwell's Equations: A Failure and Countermeasure Study of EM Simulations
Masayuki Asanuma (Kozo Keikaku Engineering Inc.), Masayuki Kimishima (Advantest Lab.)

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