December 6th (Friday) AndTech “Design and application of radio wave absorbers and shielding materials to realize autonomous driving (ADAS) – New electromagnetic wave countermeasure materials and millimeter wave radomes with snow melting function -” Zoom seminar will be held Schedule
AndTech Press release: November 8, 2024 December 6th (Friday) AndTech “Design and application of radio wave absorbers and shielding materials to realize autonomous driving (ADAS) ~ New electromagnetic wave countermeasure material and millimeter wave radome with snow melting function ~” Zoom seminar scheduled to be held 1. Professor Emeritus, National Defense Academy / Visiting Professor, Osaka Public University: Mr. Takashi Yamamoto 2. Director, Sankei Giken Kogyo / Visiting Researcher, Okayama University: Mr. Hiroyuki Furubayashi 3. New Japan Radio Absorber Representative Director: Tetsu Ogino will give a lecture.
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absorber/shield/millimeter wave transmission We will be holding a course on “. We will explain the principle of electromagnetic wave absorption/shielding that realizes autonomous driving, market trends, quantitative discussion on millimeter wave transparency, and development of heater radomes. This course is scheduled to start on December 6, 2024. Details:
https://andtech.co.jp/seminars/1ef9dbfb-9f9e-6748-8ae8-064fb9a95405 Live distribution/WEB seminar course overview ────────────────── Design and application of radio wave absorbers and shielding materials to realize autonomous driving (ADAS) Date and time: Friday, December 6, 2024 10:30-17:00 Participation fee: 60,500 yen (tax included) *Materials will be distributed electronically U R L ：
https://andtech.co.jp/seminars/1ef9dbfb-9f9e-6748-8ae8-064fb9a95405 Web distribution format: Zoom (URL will be sent after application) Seminar course content composition ────────────
∽∽────────────────────────────────────∽∽ Part 1: Design and evaluation of electromagnetic wave absorbers and electromagnetic wave shields required for automotive electronic components [tentative]
∽∽────────────────────────────────────∽∽ ●Professor Emeritus, National Defense Academy/Visiting Professor, Osaka Public University: Mr. Takashi Yamamoto ∽∽────────────────────────────────────∽∽ Part 2: Basic technology and application development regarding heaters that prevent snow from accreting on millimeter-wave radar radomes ∽∽────────────────────────────────────∽∽ ●Sankei Giken Kogyo Co., Ltd. Development Headquarters, Development Department 1 Manager / Okayama University Graduate School of Environmental Life and Natural Sciences Visiting Researcher: Mr. Hiroyuki Furubayashi
∽∽────────────────────────────────────∽∽ Part 3 Practical use of radio wave absorbers and shielding materials and application to ADAS [tentative] ∽∽────────────────────────────────────∽∽ ●New Japan Radio Absorber Co., Ltd. Representative Director: Mr. Tetsu Ogino Knowledge that can be learned and technical issues that can be solved in this seminar ──────────────────────── 1. Principles and market of radio wave absorbers, electromagnetic shielding materials, and noise suppression materials 2. High frequency measurement technology 3. Behavior of electromagnetic waves in materials that form the basis of radome design 4. Understanding millimeter wave operation problems caused by snow 5. New electromagnetic wave countermeasure material Format of this seminar ────────────── This will be a live streaming seminar using the web conferencing tool “Zoom”. Details will be provided after you apply. About AndTech Co., Ltd. ──────────── Chemistry, materials, electronics, automobiles, energy, medical equipment, food packaging, building materials, etc. We provide research and development support services that provide information for clients involved in R&D in a wide range of fields. We have a team of first-class instructors, and we offer services ranging from “technical courses and seminars” to “lecturer dispatch,” “publishing,” and “consultant dispatch.” We provide a variety of services such as “market trend research”, “business matching”, and “business
development consulting”. We listen to our clients and provide effective support to help them expand into new business areas and markets of their choice. https://andtech.co.jp/
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https://prcdn.freetls.fastly.net/release_image/80053/959/80053-959-8f7ae63d8902f7fd52c1ef268192ec97-1920×1005.jpg Inquiries regarding this matter ────────────── AndTech Co., Ltd. PR Manager Aoki Email address: pr●andtech.co.jp (Please change ● to @ and contact us) All program items below (please take a look if you are interested in details) ────────────────────────────
∽∽────────────────────────∽∽ Part 1: Design and evaluation of electromagnetic wave absorbers and electromagnetic wave shields required for automotive electronic components [tentative] [Purpose of the lecture] 1. Autonomous driving technology 2. Radio wave shielding or radio wave absorption 3. Far field or near field 4. Electrical equivalent circuit or FDTD 5. Low frequency or high frequency We will clarify the above objectives, find and design the optimal method. [Program] *Currently, the lecturer is devising the latest lecture program. We will update this page as soon as it is completed. 1.Mobile communications/Autonomous driving 1.1 Mobile communication situation 1.2 Autonomous driving and 2.Radio wave propagation/electromagnetic field distribution around rod/loop antennas 2.1 Incident and reflection of electromagnetic waves 2.2 Electromagnetic field near the rod antenna 2.3 Electromagnetic radiation near the loop antenna 3. Derivation of radio wave shielding effect and reflection/absorption loss 3.1 Radio wave propagation in the medium and radio wave shielding 3.2 Schelkunoff equation 3.3 Derivation of reflection loss and absorption loss 3.4 Wave impedance 3.5 Derivation of Schelkunoff’s equation in the far field 3.6 Derivation of Schelkunoff’s equation in the near field 3.7 Reflection loss, absorption loss, 3.8 Improving the shielding effect near the magnetic field source 4. Shield
characteristics evaluation method (far field and near field) 4.1 KEC method (near field) 4.2 Stripline method (Rtp/near field) 5.Radio wave absorber (microwave/millimeter wave) 5.1 Radio wave absorber theory and practice (1/λ type) (single layer/multilayer) (microwave) 5.2 Broadband radio wave absorber (conductive non-woven fabric)
(millimeter wave) 6. Development from radio wave shielding to radio wave absorber using frequency selection (FSS) 6.1 Frequency selective surface (FSS) is similar to metamaterial 6.2 Loop filter
characteristics, loop slot type filter characteristics, double square loop characteristics 6.3 Change in the shape of FSS, to Multi-layer FSS 6.4 MHz band absorber (Landy) using double metal surface (metamaterial) 6.5 THz band absorber (Tao) using double metal surface (metamaterial) 6.6 Design of multi peak MHz electromagnetic wave absorber using double metal surface (metamaterial) (FDTD method, us) 6.7 Design and evaluation of broadband THz band absorber using double metal surface (metamaterial) (FDTD method, Zhang) [Q&A]
∽∽────────────────────────∽∽ Part 2: Basic technology and application development of heaters that prevent snow from accreting on
millimeter-wave radar radomes [Purpose of the lecture] Starting from a theoretical explanation of the behavior of electromagnetic waves in materials, we will provide a quantitative discussion of millimeter wave permeability through snow and explain the development of heater radomes. Furthermore, we will introduce technology currently under development that ensures millimeter wave transparency while
effectively utilizing heat from heaters using insulation materials. [Program] 1. Introduction 1.1. Levels of automated driving and functions required at each level 1.2. Various sensors used for autonomous driving operations 2. Behavior of electromagnetic waves traveling through materials 2.1. Why is permittivity expressed as a complex number? 2.2. Derivation of the wave equation of
electromagnetic waves traveling through materials 2.3. Consideration of the behavior of electromagnetic waves in materials from the derived wave equation 3. Quantitative calculation of millimeter wave shielding effect by snow 3.1. Modeling for calculating the permittivity of snow 3.2. Estimation of permittivity of dry snow 3.3. Estimation of permittivity of wet snow to sleet 3.4. Consideration of snow conditions and millimeter wave transparency 3.5. Japanese climate and issues with millimeter wave operation in automobiles 4. Search for a heater pattern that maximizes millimeter wave transmission performance 4.1. Experimental system and measurement method focusing on heater surface occupancy rate 4.2. Relationship between heater pattern and millimeter wave transmittance 5. Improving the efficiency of heater operation using foam insulation material 5.1. Benefits and problems of foam insulation material 5.2. Calculation and experimental methods 5.2.1. Heat transfer simulation 5.2.2. Dielectric constant evaluation of foamed resin 5.3. Relationship between insulation material and radome heating efficiency (energy saving effect) at each vehicle speed 5.4. Relationship between millimeter wave transmittance of foam insulation material and radome [Q&A] ∽∽────────────────────────∽∽ Part 3 Practical use of radio wave absorbers and shielding materials and application to ADAS [tentative] [Purpose of the lecture] We will explain the principles and basic knowledge of radio wave absorbers, noise suppression sheets, and electromagnetic shielding materials. We will then explain the future marketability in each field and trends in new radio wave absorbers. [Program] *Currently, the lecturer is devising the latest lecture program. We will update this page as soon as it is completed. 1. Introduction 2. Radio wave absorber 2-1. Classification of radio wave absorbers and shielding materials 2-2. Radio wave absorption and shielding 2-3. Radio wave absorber 2-4. Absorption principle of radio wave absorption sheet 2-5. Usage example of radio wave absorber 2-6.ETC and radio wave absorber 2-7. Usage example of radio wave absorber 2-8. Radio wave absorber (sheet type) 2-9. Usage example of far field radio wave absorption sheet 2-10. Evaluation method of radio wave absorption performance 2-11. Radio wave absorption performance Reflection attenuation 3.Noise suppression sheet 3-1. Noise countermeasures for electronic equipment 3-2. Electromagnetic noise suppression sheet 3-3. Design of noise suppression sheet 3-4. Structure of noise suppression sheet 3-5. Performance evaluation method of noise suppression sheet – Magnetic permeability – 3-6. Performance of noise suppression sheet – Magnetic permeability – 3-7. Purpose of electromagnetic noise countermeasure shielding material 3-8. Performance of noise suppression sheet – Radiation attenuation – 3-9. Performance evaluation method of noise suppression sheet – MSL method – 3-10. Performance of noise
suppression sheet 3-11. Usage example of millimeter wave near noise suppression sheet 4. Electromagnetic shielding material 4-1. Application fields of electromagnetic shielding materials 4-2. Electromagnetic noise countermeasure shield material 4-3. Metal foil tape 4-4. Conductive cloth tape 4-5. Conductive film 4-6.
Infrastructure radio wave countermeasure shield material 4-7.UHF-RFID and shielding material 4-8. Use of shield mesh 4-9. Evaluation method of shielding material 5. New electromagnetic noise shielding product 5-1. Definition of ADAS 5-2.ADAS equipped sensor 5-3. Radar 5-4. Millimeter wave radar sensor 5-5. Use of millimeter wave injection molded absorber [Q&A] *Product and service names mentioned in this news release are trademarks or registered trademarks of each company. *The information contained in this news release is current as of the date of announcement. It is subject to change without prior notice. Above