ワイヤレス電力伝送用リアルタイム負荷追従インピーダンス整合回路の

㸷㸬࣡࢖ࣖࣞࢫ㟁ຊఏ㏦⏝ࣜ࢔ࣝࢱ࢖࣒㈇Ⲵ㏣ᚑ࢖ࣥࣆ࣮ࢲࣥࢫᩚྜᅇ㊰ࡢ◊✲
㟁Ẽ࣭㟁Ꮚ᝟ሗᕤᏛ⣔ ᩍᤵ ኱ᖹ Ꮥ
㸷㸫㸯 㟁໬㐨㊰㟁Ẽ⮬ື㌴
➨㸯ୡ௦㸻▼Ⅳ㸪➨㸰ୡ௦㸻▼Ἔ㸪➨㸱ୡ௦㸻ࣂࢵࢸࣜ㸪࡟⥆ࡃ➨㸲ୡ௦ࡢࣅ࣮ࢡࣝ࡜ࡋ࡚㸪ᮏᏛ
ࡣࠕ㟁໬㐨㊰㟁Ẽ⮬ື㌴ EVER: Electric Vehicle on Electrified Roadwayࠖࢆᥦၐࡋࡓࠋ➨㸯ࠥ㸱ୡ௦ࡀ
"Carry Energy" ࡛࠶ࡿࡢ࡟ᑐࡋ㸪➨㸲ୡ௦ࡣ "Collect Energy" ࡢᴫᛕ࡟ᇶ࡙ࡃࠋࡍ࡞ࢃࡕ⛣ືᡭẁࡢ
ࣃࣛࢲ࢖࣒ࢩࣇࢺ࡛࠶ࡿࠋࣂࢵࢸࣜᘧࡢ㟁Ẽ⮬ື㌴ࡢᬑཬࡢ㞀ቨ࡜࡞ࡗ࡚࠸ࡿ㸱ࡘࡢㄢ㢟㸸1㸧⯟⥆
㊥㞳ࡀ▷࠸㸪2㸧඘㟁᫬㛫ࡀ㛗࠸㸪3㸧㌴୧౯᱁ࡀ㧗࠸㸪ࢆ୍ᣲ࡟ゎỴࡍࡿࡇ࡜ࢆ≺࠺ࠋ㟁໬㐨㊰㟁Ẽ
⮬ື㌴ EVER ࡢࡋࡃࡳࢆୗᅗ࡟♧ࡍࠋ㧗㏿㐨㊰࡜୺せᖿ⥺㐨㊰࡟㟁໬ᕤ஦ࢆ᪋ࡍࡇ࡜࡛㸪ࡓ࡜࠼ࡤ
⮬Ꮿ࠿ࡽᖿ⥺㐨㊰ධࡾཱྀࡲ࡛ࡣᑠᐜ㔞ࣂࢵࢸ࡛ࣜ㉮⾜ࡋ㸪ᖿ⥺㐨㊰࡛ࡣ㊰㠃࠿ࡽࡢ࢚ࢿࣝࢠ࣮࡛㉮⾜
ࡍࡿࠋࡑࡋ࡚㸪ᖿ⥺㐨㊰࠿ࡽእࢀࡿ㝿࡟ࡣᑠᐜ㔞ࣂࢵࢸࣜࡣ‶඘㟁ࡉࢀ࡚࠾ࡾ㸪┠ⓗᆅࡲ࡛ࡣᑠᐜ㔞
ࣂࢵࢸ࡛ࣜ㉮⾜ࡍࡿࠋࡇࢀࡀ EVER ࡢᇶᮏࢥࣥࢭࣉࢺ࡛࠶ࡿࠋࠕ㉮⾜୰⤥㟁ࠖࡣࠕ೵㌴୰඘㟁ࠖ࡜
␗࡞ࡾ኱ᐜ㔞ࣂࢵࢸࣜࡢᦚ㍕ࢆ୙せ࡜ࡍࡿࠋࡇࢀ࡟ࡼࡾ㸪㟁Ẽ⮬ື㌴ࡣ୍⯡ᐙᗞ࡛㉎ධ࡛ࡁࡿ౯᱁࡜
࡞ࡾ㸪ࡉࡽ࡟ࡣ㏵୰࡛඘㟁ࡍࡿࡇ࡜࡞ࡃ㛗㊥㞳⛣ືࡀྍ⬟࡜࡞ࡿࠋ
ᅗ㟁໬㐨㊰㟁Ẽ⮬ື㌴ (9(5 ࡢࡋࡃࡳ
㉮⾜୰⤥㟁ᢏ⾡࡜ࡋ࡚ࢱ࢖ࣖ㞟㟁㸦V-WPT: Via-Wheel Power Transfer㸧᪉ᘧࢆྠᅗࡢྑ㒊◚⥺ᯟ࡛
♧ࡍࠋᮏ᪉ἲࡣ㸪⌧ᅾ⮬ື㌴࡟㏻ᖖ౑ࢃࢀࡿࢱ࢖ࣖࡣ࡯ࡰࡍ࡭࡚ࡀࢺࣞࢵࢻ⾲㠃㏆ࡃ࡟ࢫࢳ࣮ࣝ࣋ࣝ
ࢺ㸦ᑟయ㸧ࡀᇙࡵ㎸ࡲࢀ࡚࠾ࡾ㸪ࡇࢀ࡟ࣃࣥࢱࢢࣛࣇࡢാࡁࢆࡉࡏࡿ࡜࠸࠺㠉᪂ⓗ࡞࣡࢖ࣖࣞࢫ⤥㟁
᪉ᘧ࡛࠶ࡿࠋ࢖ࣥࣇࣛഃࡣᯫ⥺ࡢ࠿ࢃࡾ࡜࡞ࡿ㟁ᴟࢆ㊰㠃ୗ࡟ᇙタࡍࡿࠋ㟁ᴟࡣᑟయᖹᯈ࠶ࡿ࠸ࡣ⥙
┠≧ࡢࢩ࣮ࢺ࡛ࡼ࠸ࡢ࡛㐨㊰ᩜタࡸ⿵ಟ᫬ࡢ࣓ࣥࢸࢼࣥࢫࡀᐜ࡛᫆࠶ࡿࡇ࡜ࡀᮇᚅ࡛ࡁࡿࠋࢱ࢖ࣖࡣ
ᖖ࡟㊰㠃࡟タ⨨㸦ࢮࣟࢠࣕࢵࣉ㸧ࡋ࡚࠸ࡿࡓࡵ㸪✵㝽࡟ࡼࡿ㟁Ἴ₃ὤࡶᑡ࡞࠸ࠋ୍⯡࡟ࢺࣞࢵࢻ⾲㠃
ࡣࢦ࣒〇࡛࠶ࡾ㸪㟁ᴟࡶ࢔ࢫࣇ࢓ࣝࢺ࡟そࢃࢀ࡚࠸ࡿࡓࡵ㸪㏻ᖖࡢ 50/60Hz ࡢ㟁ὶࡣὶࢀ࡞࠸ࠋࡑࡇ
࡛㸪㟁ὶࢆᩘ MHz ௨ୖࡢ㧗࿘Ἴ࢚ࢿࣝࢠ࣮࡟ኚ᥮ࡋ࡚ࢱ࢖ࣖ࡟⤥㟁ࡍࡿ࡜࠸࠺௙⤌ࡳࢆ⪃࠼ࡿࠋ㧗
࿘Ἴ࢚ࢿࣝࢠ࣮ࡣ㟁Ẽⓗᑟ㟁ᛶࡀ↓࠸ᮦ㉁࡟ࡶὶࢀࡿ࡜࠸࠺ᛶ㉁ࡀ࠶ࡿࠋࡇࢀࡣኚ఩㟁ὶ࡜࿧ࡤࢀ࡚
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࠸ࡿࠋᮏᏛ࡛ࡣ V-WPT ᪉ᘧࢆᦚ㍕ࡋࡓ EVER ࢩࢫࢸ࣒ࢆヨసࡋ㸪㧗࠸㟁ຊఏ㏦ຠ⋡ࢆ♧ࡍ࡜ඹ࡟ࡑ
ࡢࣇ࢕࣮ࢪࣅࣜࢸ࢕࣮ࢆ᫂ࡽ࠿࡟ࡋࡓࠋ
㸷㸫㸰 ࣜ࢔ࣝࢱ࢖࣒㈇Ⲵ㏣ᚑ࢖ࣥࣆ࣮ࢲࣥࢫᩚྜᅇ㊰ࡢᵓᡂ࡜ືసཎ⌮
EVER ࢆᐇ⌧ࡍࡿ࡟ࡣ࢖ࣥࣇࣛഃ࠿ࡽ㌴୧ഃ࡬㧗࿘Ἴ࢚ࢿࣝࢠ࣮ࢆຠ⋡ࡼࡃఏ࠼ࡿࡇ࡜ࡀ㔜せ࡛࠶
ࡿࠋ୍⯡࡟㸪㧗࿘Ἴ㟁ຊఏ㏦ࢩࢫࢸ࣒࡛ࡣ㟁※ࡢ࢖ࣥࣆ࣮ࢲࣥࢫ࡜㈇Ⲵࡢ࢖ࣥࣆ࣮ࢲࣥࢫࡀ஫࠸࡟」
⣲ඹᙺࡢ㛵ಀ࡟࠶ࡿ࡜ࡁࡀ㟁ຊఏ㏦ຠ⋡ࡀ᭱኱࡜࡞ࡿࠋ࡜ࡇࢁࡀ㸪EVER ࡟࠾࠸࡚ࡣ㸪㈇Ⲵ࢖ࣥࣆ࣮
ࢲࣥࢫࡀ᫬㛫ⓗ࡟ኚືࡍࡿࠋ࡞ࡐ࡞ࡽࡤ㈇Ⲵࡍ࡞ࢃࡕ㌴୧ࡣ㉮⾜ࡋ࡚࠾ࡾ㸪㐨㊰ୖ࡛᫬ࠎ้ࠎ࡜ࡑࡢ
఩⨨ࡀኚࢃࡗ࡚⾜ࡁ㸪ࡑࡢ㉮⾜㊥㞳ࡀ㧗࿘Ἴ㟁ᅽࡢἼ㛗㸦ᩘ༑࣓࣮ࢺࣝ㸧࡟ẚ࡭࡚↓ど࡛ࡁ࡞࠸࠿ࡽ
࡛࠶ࡿࠋࡑࡇ࡛㸪㈇Ⲵ࢖ࣥࣆ࣮ࢲࣥࢫ࡟ᛂࡌ࡚㟁※࡜㈇Ⲵࡢ㛫࡟࢖ࣥࣆ࣮ࢲࣥࢫᩚྜ㸦࢖ࣥࣆ࣮ࢲࣥ
ࢫኚ᥮㸸Matching Circuit㸧ᅇ㊰ࢆᤄධࡍࡿࠋ㈇Ⲵ࢖ࣥࣆ࣮ࢲࣥࢫࢆ㏻㟁≧ែ᳨࡛▱ࡋ㸪ࡑࢀ࡟ᛂࡌ࡚
ࣜ࢔ࣝࢱ࢖࣒࡛࢖ࣥࣆ࣮ࢲࣥࢫኚ᥮ࢆ⾜࠺ࠋࡇࡢᶵ⬟ࢆ㐩ᡂࡍࡿ ࣜ ࢔ ࣝ ࢱ ࢖ ࣒ ㈇ Ⲵ ㏣ ᚑ
㸦R-TLT: Real Time Load Tracking㸧࢖ࣥࣆ࣮ࢲࣥࢫᩚྜᅇ㊰ࡢᵓᡂࢆୗᅗ࡟♧ࡍࠋ࢔ࢼࣟࢢᅇ㊰ࡢࡳ
࡛ᵓᡂࡍࡿࡓࡵᩚྜືసࡀࢩࣥࣉ࡛ࣝࣜ࢔ࣝࢱ࢖࣒࡛࠶ࡿࡇ࡜ࡀ≉㛗࡛࠶ࡿࠋ
ᅗࣜ࢔ࣝࢱ࢖࣒㈇Ⲵ㏣ᚑ࢖ࣥࣆ࣮ࢲࣥࢫᩚྜᅇ㊰ࡢᵓᡂ
R-TLT ࢖ࣥࣆ࣮ࢲࣥࢫᩚྜᅇ㊰ࡣྍኚ࢖ࣥࣆ࣮ࢲࣥࢫᩚྜᅇ㊰㒊࠾ࡼࡧᐃᅾἼ᳨ฟ㒊࠿ࡽ࡞ࡿࠋ
ྠᅗࡢྑ➃࡟࠶ࡿ ZL ࡀ㟁໬㐨㊰ࡢ࢖ࣥࣆ࣮ࢲࣥࢫࢆ⾲ࡍ㸦㟁Ẽ⮬ື㌴ࢆྵࡴ㸧ࠋྍኚ࢖ࣥࣆ࣮ࢱࣥ
ࢫᩚྜᅇ㊰㒊ࡣ┤ิ࢖ࣥࢲࢡࢱ Lm ࡜ 2 ࡘࡢ୪ิྍኚ࢟ࣕࣃࢩࢱ Cm1, Cm2 ࡛ᵓᡂࡉࢀࡿ ʌ ᆺᩚ
ྜᅇ㊰࡛࠶ࡿࠋʌ ᆺᩚྜᅇ㊰ࡣ 2 ࡘࡢ⮬⏤ᗘࢆᣢࡘࡓࡵ㸪」⣲ᩘ࡛࠶ࡿ㈇Ⲵ࢖ࣥࣆ࣮ ࢲࣥࢫ ZL
ࢆ㏣࠸㎸ࢇ࡛ᩚྜ࡛ࡁࡿࠋCLC ᆺࡢ ʌ ᩚྜᅇ㊰ࢆ㏻ࡌ࡚Ⅼ O ࠿ࡽ ZL ഃࢆࡳࡓ࢖ࣥࣆ࣮ࢲࣥࢫࢆ Zin
࡜᭩ࡃ㸦ྠᅗෆࡢኴ▮༳グྕ㸧ࠋZin ࡣ㸰ಶࡢ࢟ࣕࣃࢩࢱᐜ㔞ࡢቑῶ࡟ࡼࡾḟࡢᅗ࡟♧ࡍ▮༳ࡢࡼ࠺
࡞㌶㊧࡛ࢫ࣑ࢫࢳ࣮ࣕࢺୖࢆ࠶ࡿ෇ᘼ࡟ἢࡗ୍࡚ᐃࡢ᪉ྥ࡬⛣ື࡛ࡁࡿࠋ 㸰ࡘࡢ࢟ࣕࣃࢩࢱࡢ࠺ࡕ
Cm1 ࢆኚ࠼ࡓሙྜࡢ㌶㊧ࢆྠᕥᅗࡢ㉥⥺࡛㸪Cm2 ࢆኚ࠼ࡓሙྜࡢ㌶㊧ࢆྠྑᅗࡢ㟷⥺࡛♧ࡍࠋ
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ᅗȧ ᩚྜᅇ㊰ࡢྍኚࢥࣥࢹࣥࢧࡢᐜ㔞ኚ໬࡟క࠺ධຊ࢖ࣥࣆ࣮ࢲࣥࢫ㌶㊧
ᐃᅾἼ᳨ฟ㒊ࡣఏ㏦⥺㊰㸲ᮏࡢ⦪⥆᥋⥆࠿ࡽᵓᡂࡉࢀࡿࠋ㟁※ࡢ≉ᛶ࢖ࣥࣆ࣮ࢲࣥࢫ Zo ࡜ྍኚ࢖
ࣥࣆ࣮ࢲࣥࢫᩚྜᅇ㊰㒊ࡢධຊ࢖ࣥࣆ࣮ࢲࣥࢫ Zin ࡀ␗࡞ࡿࡇ࡜࡟ࡼࡾ㟁ᅽᐃᅾἼࡀ⏕ࡌࡿࠋ㟁※࡜
ྍኚ࢖ࣥࣆ࣮ࢲࣥࢫᩚྜᅇ㊰㒊㛫ࡢ 4 ᮏࡢఏ㏦⥺㊰㸦≉ᛶ࢖ࣥࣆ࣮ࢲࣥࢫ Zo㸧ࡢ᥋⥆Ⅼࢆ A,B,C,D
࡜ࡍࡿࠋ㸲ಶࡢ࢟ࣕࣃࢩࢱ C1~C4 ࡣఏ㏦⥺㊰୰ࡢᐃᅾἼ࡟ᙳ㡪ࢆཬࡰࡉ࡞࠸ࡼ࠺⥺㊰ࡢ≉ᛶ࢖ࣥࣆ
࣮ࢲࣥࢫ࡟ẚ࡭࡚඘ศᑠࡉ࠸ᐜ㔞್࡜ࡍࡿࠋ㸲ಶࡢࢲ࢖࣮࢜ࢻ D1~D4 ࡣ㧗࿘Ἴ㟁ᅽࢆᩚὶࡍࡿࠋࡇ
ࢀࡽ࢟ࣕࣃࢩࢱ࡜ࢲ࢖࣮࢜ࢻ࡛Ⅼ A,B,C,D ୖࡢ㧗࿘Ἴ㟁ᅽࢆ᳨ฟࡋ࡚┤ὶ㟁ᅽ࡜ࡋ࡚ྲྀࡾฟࡍࠋࡇ
ࡇ࡛Ⅼ A,C ࠾ࡼࡧⅬ B,D ࡣࡑࢀࡒࢀ㟁Ẽ㛗ࡀ Ȝ/4 㞳ࢀ࡚࠸ࡿࠋⅬ A,B ࠾ࡼࡧⅬ C,D ࡣ㟁Ẽ㛗ࡀ Ȝ/36
㞳ࢀ࡚࠸ࡿࠋࡇࡇ࡛ Ȝ ࡣఏ㏦⥺㊰ୖࡢఏ᧛Ἴ㛗࡛࠶ࡿࠋ㟁※࡜ྍኚ࢖ࣥࣆ࣮ࢲࣥࢫᩚྜᅇ㊰ࡢ㛫࡛࢖
ࣥࣆ࣮ࢲࣥࢫࡀᩚྜࡋ࡚࠸ࡿሙྜࡣᐃᅾἼࡀ⏕ࡌ࡞࠸ࡓࡵⅬ A,C ࠾ࡼࡧⅬ B,D ࡣࡑࢀࡒࢀ➼ࡋ࠸㟁
ᅽ࡜࡞ࡿࠋ୍᪉㸪ᩚྜࡀ࡜ࢀ࡚࠸࡞࠸ሙྜࡣఏ㏦⥺㊰ୖ࡟ᐃᅾἼࡀ⏕ࡌࡿࡓࡵⅬ A,C ࠾ࡼࡧⅬ B,D
ࡣࡑࢀࡒࢀ␗࡞ࡿ㟁ᅽ࡜࡞ࡿࠋࡇࢀࡽ 4 Ⅼࡢ㟁ᅽࡢ┦ᑐⓗ኱ᑠ㛵ಀ࡟ࡼࡾࢫ࣑ࢫࢳ࣮ࣕࢺୖ࡛ Zin ࡢ
఩⨨ࢆ᥎ᐃ࡛ࡁࡿࠋࡑࡢ᥎ᐃ⤖ᯝ࡟ᇶ࡙࠸࡚࣮ࣔࢱ M1, M2 ࢆ㥑ືࡍࡿ᪉ྥࢆỴᐃࡍࡿࠋࡇࡢࡼ࠺࡟㸪
ᮏ R-TLT ࡣ࢔ࢼࣟࢢ⣲Ꮚࡢࡳ࡛ືసࡍࡿࡓࡵࣜ࢔ࣝࢱ࢖࣒ࡢ㈇Ⲵ㏣ᚑࡀྍ⬟࡜࡞ࡿࠋ
㸷㸫㸱 ࣜ࢔ࣝࢱ࢖࣒㈇Ⲵ㏣ᚑ࢖ࣥࣆ࣮ࢲࣥࢫᩚྜࡢᐇドᐇ㦂
ࣜ࢔ࣝࢱ࢖࣒㈇Ⲵ㏣ᚑᩚྜࡢཎ⌮ࢆᐇドࡍࡿࡓࡵヨసࡋࡓ➨㸯ྕᶵࡢ෗┿ࢆୗᅗ࡟♧ࡍࠋᅗ୰ᕥୖ
ࡢ࢔࣑ࣝࢣ࣮ࢫࡀᐃᅾἼ㟁ᅽ᳨ฟ㒊㸪ྠ㍈ࢣ࣮ࣈࣝࡀఏ㏦⥺㊰㸪୰ኸୗࡢ࢔ࢡࣜࣝࢣ࣮ࢫ㸰ಶࡀ DC
࣮ࣔࢱ࠾ࡼࡧࢠ࢔࣎ࢵࢡࢫ㸪ྑୗࡢ࢔࣑ࣝࢣ࣮ࢫࡀࣂࣜࢥࣥ࡜ࢯࣞࣀ࢖ࢲࣝࢥ࢖ࣝ࡟ࡼࡿ ʌ ᆺᩚྜᅇ
㊰࡛࠶ࡿࠋᕥ➃ࡢྠ㍈ࢣ࣮ࣈࣝ࠿ࡽ㧗࿘Ἴ㟁ຊࢆධຊࡋ㸪ྑ➃ࡢྠ㍈ࢣ࣮ࣈ࡛ࣝฟຊࡍࡿࠋ㧗࿘Ἴධ
ຊ㟁ຊ⠊ᅖࡣᩘ࣡ࢵࢺ࠿ࡽᩘⓒ࣡ࢵࢺ࡛࠶ࡿࠋᐃᅾἼ㟁ᅽ᳨ฟ㒊࡜ DC ࣮ࣔࢱ㸰ಶࡣ༢୕㟁ụ㸰ᮏ࡛
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ືసࡍࡿࠋ
ᐃᅾἼ㟁ᅽ᳨ฟ㒊ࡢ≉ᛶ ᐃ⤖ᯝࢆḟᅗ࡟♧ࡍࠋධຊ࢖ࣥࣆ࣮ࢲࣥࢫࡀ㉥㡿ᇦ࡟࠶ࡿ࡜ࡁࡣⅬ A
࡜Ⅼ C ࡛㧗࿘Ἴ㟁ᅽ᣺ᖜࡀ࡯ࡰ➼ࡋࡃ࡞ࡿࠋྠࡌࡃ㸪㟷㡿ᇦ࡟࠶ࡿ࡜ࡁࡣⅬ B ࡜Ⅼ C ࡛㧗࿘Ἴ㟁ᅽ
᣺ᖜࡀ࡯ࡰ➼ࡋࡃ࡞ࡿࠋࡇࢀࡽ㸰ࡘࡢ᮲௳ࡀ㐃❧ࡋ࡚࠸ࡿ≧ែࡍ࡞ࢃࡕධຊ࢖ࣥࣆ࣮ࢲࣥࢫࡀࢫ࣑ࢫ
ࢳ࣮ࣕࢺࡢཎⅬ㸦50+j0 ȍ㸧࡜࡞ࡗ࡚࠸ࡿሙྜ࡟㸲Ⅼ A,B,C,D ࡢ㧗࿘Ἴ㟁ᅽࡀ඲࡚➼ࡋࡃ࡞ࡿࡇ࡜ࡀ
ࢃ࠿ࡿࠋࡇࢀࡀᐃᅾἼࡀ࡞࠸≧ែࡘࡲࡾ࢖ࣥࣆ࣮ࢲࣥࢫࡀ᏶඲࡟ᩚྜࡋ࡚࠸ࡿ≧ែ࡛࠶ࡿࠋ
ࡇࡢ᳨ฟ㟁ᅽࢆ࣮ࣔࢱ M1 ࡜ M2 ࡟༳ຍࡍࡿࡇ࡜࡛㸪㸰ࡘࡢ࣮ࣔࢱࡀࡑࢀࡒࢀ㉥㡿ᇦ࠾ࡼࡧ㟷㡿ᇦ
࡬࢖ࣥࣆ࣮ࢲࣥࢫࢆྠ᫬࡟཰᮰ࡉࡏ㸪᭱⤊ⓗ࡟᏶඲ᩚྜ≧ែ࡜࡞ࡿࠋᐇ㝿࡟㈇Ⲵࡢ࢖ࣥࣆ࣮ࢲࣥࢫࢆ
㡰ḟኚ᭦ࡋ࡚཰᮰ࡍࡿ࠿࡝࠺࠿ᐇ㦂ࢆ⾜ࡗࡓࠋ㈇Ⲵࡢ㟁ຊ཯ᑕಀᩘ 0.5㸦ᐃᅾἼẚ VSWR = 6㸧࡛཯
ᑕ఩┦ࡀ␗࡞ࡿ㸯㸰㏻ࡾࡢሙྜࡢᐇ㦂⤖ᯝࢆḟᅗ࡟♧ࡍࠋ࡝ࡢሙྜࡶᩚྜືస๓ࡣධຊ࢖ࣥࣆ࣮ࢲࣥ
ࢫࡀ 15ȍ ࠿ࡽ 90ȍ ࡲ࡛ኚືࡋ࡚࠸ࡿࠋࡑࢀࡀ⮬ືᩚྜ࡟ࡼࡾ 55+/-5ȍ ࡢ⠊ᅖෆ࡟཰᮰ࡋࡓࠋ཰᮰ᚋ
ࡢ㟁ຊ཯ᑕಀᩘࡣ 0.01 ௨ୗ㸦-20dB ௨ୗ㸧࡛࠶ࡿࠋ
ᅗヨసࡋࡓࣜ࢔ࣝࢱ࢖࣒㈇Ⲵ㏣ᚑ࢖ࣥࣆ࣮ࢲࣥࢫᩚྜᅇ㊰
- 132 -
ᅗ9-3-2 ᐃᅾἼ᳨ฟ㒊ࡢ≉ᛶ ᐃ⤖ᯝ
ᅗ࢖ࣥࣆ࣮ࢲࣥࢫ⮬ືᩚྜࡢᐇ㦂⤖ᯝ
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㸷㸫㸲 ◊✲ᡂᯝබ⾲
㟁Ꮚ᝟ሗ㏻ಙᏛ఍୺ദ࡛ࠕ࣐࢖ࢡࣟἼᒎ♧఍㸸Microwave Workshop Exhibition 2013ࠖࡀᖹᡂ㸰㸳ᖺ
㸯㸯᭶㸰㸵᪥ࠥ㸰㸷᪥࡟ࣃࢩࣇ࢕ࢥᶓ὾࡟࡚㛤ദࡉࢀࡓࠋ኱Ꮫᒎ♧ࢥࣥࢸࢫࢺ࡟඲ᅜࡢ኱Ꮫ➼࠿ࡽ㸱
㸮ᰯࡀฟᒎࡋࡓࠋᮏᏛ࠿ࡽ௒ᮇ㛤Ⓨࡋࡓ㧗࿘Ἴ࢖ࣥࣂ࣮ࢱᅇ㊰㸪ࣜ࢔ࣝࢱ࢖࣒㈇Ⲵ㏣ᚑᩚྜᅇ㊰㸪㧗
࿘Ἴᩚὶᅇ㊰㸪ࢺࣛࣥࢫࣞࢫኚᡂჾࢆ㸱᪥㛫ฟᒎࡋࡓࠋᮏᏛࡢࣈ࣮ࢫࡢᵝᏊࢆୗᅗ࡟♧ࡍࠋ᮶ሙ⪅ࡢ
᪉ࠎࡸᑂᰝဨࡢ᪉ࠎ࠿ࡽ㸪Ꮫ⏕ࡢㄝ᫂࠾ࡼࡧ㉁ၥ࡬ࡢᑐᛂࡀᴟࡵ࡚ศ࠿ࡾ᫆࠸㸪ክࡢ࠶ࡿᢏ⾡࡞ࡢ࡛
ᐇ⏝໬ࡀᴦࡋࡳ㸪ᐇ₇ࢹ࡛ࣔᢏ⾡ෆᐜ⌮ゎࡀᐜ᫆㸪㉁ၥ࡟ᑐࡍࡿᛂ⟅ࡶⰋࡃᏛ⏕ࡉࢇࡀ῝ࡃ⌮ゎࡋ࡚
࠸ࡿࡢࡀఏࢃࡗࡓ㸪࡞࡝ዲホࢆᚓࡓࠋࢥࣥࢸࢫࢺᑂᰝࡢ⤖ᯝ㸪㸱㸮ᰯࡢ࠺ࡕᮏᏛࣈ࣮ࢫࡀඃ⚽Ⓨ⾲㈹
㸦➨㸯఩㸧࡟㑅ࡤࢀࡓࠋᤵ୚ࡉࢀࡓ⾲ᙲ≧࡜⾲ᙲᘧᙜ᪥㸦㸯㸯᭶㸰㸷᪥㸧ࡢᵝᏊࢆḟᅗ࡟♧ࡍࠋ
ᅗ0LFURZDYH:RUNVKRSV([KLELWLRQ኱Ꮫᒎ♧ࢥࣥࢸࢫࢺ㸸ᮏᏛࣈ࣮ࢫ
- 134 -
ᅗ0:( ኱Ꮫᒎ♧ࢥࣥࢸࢫࢺ⾲ᙲ≧
ᅗ0:( ኱Ꮫᒎ♧ࢥࣥࢸࢫࢺ࡛ᮏᏛࡀඃ⚽Ⓨ⾲㈹㸦➨㸯఩㸧࡟㍤ࡃ
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㸷㸫㸳 ࡴࡍࡧ
ࢱ࢖ࣖ㞟㟁㸦V-WPT㸧᪉ᘧ࡟ࡼࡿ㉮⾜୰㟁Ẽ⮬ື㌴࡬ࡢ⤥㟁ࢩࢫࢸ࣒ EVER ࡢࡓࡵࡢࣜ࢔ࣝࢱ࢖
࣒㈇Ⲵ㏣ᚑᩚྜᅇ㊰ࢆᥦ᱌㸪ཎ⌮ᐇドᐇ㦂ࢆ⾜ࡗࡓࠋ࢖ࣥࣆ࣮ࢲࣥࢫࡀ⣙ 8ȍ ࠿ࡽ 300ȍ ࡲ࡛኱ᖜ࡟
ኚືࡍࡿ㈇Ⲵ࡟ᑐࡋ࡚⮬ືⓗ࡟ 50ȍ ⣔࡬ኚ᥮ࡋ㸪ࡑࡢ⤖ᯝ㸪཯ᑕ㟁ຊ-20dB ௨ୗ㸦཯ᑕಀᩘ 0.01 ௨
ୗ㸧ࢆ㐩ᡂࡋࡓࠋ඲ᅇ㊰ࢆ◊✲ᐊᏛ⏕ 100%ᡭసࡾ࡛➨㸯ྕᶵࢆヨసࡋ㸪࣐࢖ࢡࣟἼᒎ Microwave
Workshop Exhibition 2013 ࡬ฟᒎࡋࡓࠋMWE2013 Ꮫ⏕ᒎ♧ࢥࣥࢸࢫࢺ࡟࡚ᐇ₇ᒎ♧ࢆ⾜ࡗࡓ⤖ᯝ㸪኱
Ꮫᒎ♧ඃ⚽Ⓨ⾲㈹㸦඲ᅜ኱Ꮫ㸱㸮ᰯ୰➨㸯఩㸧࡟ࡳࡈ࡜㍤࠸ࡓࠋࣜ࢔ࣝࢱ࢖࣒⮬ືᩚྜࡣ➨㸲ୡ௦⛣
ືᡭẁ࡜࡞ࡿ㉮⾜୰⤥㟁ࢩࢫࢸ࣒ࡢ㛤Ⓨ࡟኱ࡁࡃ㈉⊩࡛ࡁࡿᢏ⾡࡛࠶ࡾ㸪ᮏᐇ㦂ᡂຌࡣపⅣ⣲♫఍࡟
࠾ࡅࡿᏳ඲Ᏻᚰ࡞ࣅ࣮ࢡࣝࢩࢸ࢕࣮ᐇ⌧࡬ࡢ╔ᐇ࡞㸯Ṍ࡛࠶ࡿࠋ
ᴗ⦼ࣜࢫࢺ
࠙ሗ㐨ࠚ
[1] Establishing basic formulas for squeezing wireless energy from radio frequency systems, phys.org, 25 Sept.
2013 [http://phys.org/news/2013-09-basic-formulas-wireless-energy-radio.html].
࠙⾲ᙲࠚ
[2] ἼືᕤᏛ◊✲ᐊࠕMWE2013 ኱Ꮫᒎ♧ඃ⚽Ⓨ⾲㈹ࠖMicrowave Workshop Exhibition 2013, 2013-11-29.
[3] ἼືᕤᏛ◊✲ᐊࠕ᪥⤒࢚ࣞࢡࢺࣟࢽࢡࢫㄞ⪅㈹ࠖNE ࢪࣕࣃ࣭ࣥ࣡࢖ࣖࣞࢫ࣭ࢸࢡࣀࣟࢪ࣮࣭࢔
࣮࣡ࢻ 2013-05-21.
࠙ㄽᩥㄅࠚ
[4] ኱ᖹ Ꮥ, “␲ఝ⥺ᙧ⌮ㄽ࡟ࡼࡿⓎ᣺ᅇ㊰ὀධྠᮇ⌧㇟ࡢᐃᘧ໬㸸⣬࡜㖄➹࡛ࣟࢵࢡࣞࣥࢪ࡜ Q ࣇ
࢓ࢡࢱࢆ᥈ồࡍࡿ,” ಙᏛㄽ C, vol. J96-C, No.12, pp. 454-462, 2013.
[5] ኱ᖹ Ꮥ, “㟁໬㐨㊰㟁Ẽ⮬ື㌴”, ⮬ື㌴ᢏ⾡, ≉㞟㸸㐍໬ࡍࡿ㐨㊰㛵㐃ᢏ⾡, vol. 67, no. 10, pp. 4750, Oct. 2013.
[6] Takashi Ohira, "Power efficiency and optimum load formulas on RF rectifiers featuring flow-angle equations,"
IEICE Electronics Express, ELEX, vol. 10, no. 11, pp.1-9, June 2013.
࠙ᅜ㝿఍㆟ࠚ
[7] Takashi Ohira, "Basic circuit theory for emerging RF power conversion in future smart grid systems", IEEE
Distinguished Microwave Lecture, pp.1-6, Bangkok, Dec. 2013.
[8] N. Sakai, Y. Suzuki, T. Torii, Y. Kitagawa, and T. Ohira, "Electric Vehicle on Electrified Roadway Maquette
Demonstrator," International Conference of Global Network for Innovative Technology 2013, page 1, Penang,
Malaysia, Dec. 2013.
- 136 -
[9] Kento Ichinose, "Active Q-factor Estimation and Phase Noise Measurement on Transmission Line Feedback
BJT Oscillators", IEEE AP/MTT-S Midland Student Express 2013 Autumn, S6-3, Kanazawa, December
2013.
[10] Takashi Ohira, "Circuit Q Factor as a Basic But Still Ambiguous Index for Resonators and Oscillators,"
EuMA Europian Microwave Doctoral School, Nuremberg, Germany, Oct 2013.
[11] Minoru Mizutani, Mondo Aoyama, and Takashi Ohira, "Real-Time Load Tracking Circuit for Wireless
Transfer System," Interdisciplinary Research and Global Outlook Conference 2013, p.83, Aichi, Japan, Oct
2013.
[12] Kyohei Yamada, Takanari Minami, Sonshu Sakihara, Tuya Wuren and Takashi Ohira, "Injection-lockingrange estimation based on Q factor and experimental verification for Hartley oscillator," Interdisciplinary
Research and Global Outlook Conference 2013, p. 84, Aichi, Japan, Oct. 2013.
[13] Takashi Ohira, "Challenge for 4G Mobility", IEEE Distinguished Microwave Lecture, Rome, May 2013.
[14] Takashi Ohira, "No Oil, No Coil, Just V-WPT", IEEE Distinguished Microwave Lecture, Perugia, May 2013.
[15] Takashi Ohira, "Via-Wheel Power Transfer to Vehicles in Motion (special talk and exhibition)", IEEE
Wireless Power Transfer Conference, WPTC2013, pp.242-246, Perugia, May 2013.
[16] Yuri Kitagawa, "Prototype RF Inverter for 1/10 Scale EVER", IEEE AP/MTT-S Midland Student Express
2013 Spring, S2-1, Nagoya, April 2013.
[17] Takumi Honda, "Electromagnetic Analysis on a Basic Model for Via-Wheel Power Transfer", IEEE
AP/MTT-S Midland Student Express 2013 Spring, S2-2, Nagoya, April 2013.
࠙ᢏ⾡ሗ࿌ࠚ
[18] బ⸨ ⩧୍, Ỉ㇂ ㇏, ᆏ஭ ᑦ㈗, ኱ᖹ Ꮥ, "ࣜ࢔ࣝࢱ࢖࣒㈇Ⲵ㏣ᚑ࢖ࣥࣆ࣮ࢲࣥࢫ⮬ືᩚྜᅇ㊰
ࡢᥦ᱌", ಙᏛᢏሗ, vol. 113, no. 204, MW2013-92, pp.23-28, Sep. 2013.
[19] ༡ ᪸Ꮥ, ኱ᖹ Ꮥ, "[≉ูㅮ₇] ᖹ⾜ᖹᯈࢩ࣮ࣜࢬࢫࢱࣈ࡜ఏ㏦⥺㊰࣮ࣝࣉ࡟ࡼࡿ❧యⓗ࡞࣐࢖ࢡ
ࣟἼᖏࣂࣥࢻࣃࢫࣇ࢕ࣝࢱ", ಙᏛᢏሗ, vol. 113, no. 110, MW2013-29, pp.1-4, June 2013.
[20] ኱ᖹ Ꮥ, "㧗࿘Ἴᩚὶᅇ㊰ࡢ᭱㐺㈇Ⲵ࡜㟁ຊຠ⋡ࡢ⌮ㄽᘧ㸸༙Ἴ࠾ࡼࡧ඲Ἴὶ㏻ゅ᪉⛬ᘧࡢᑟฟ
࡜ά⏝", ಙᏛᢏሗ, vol. 113, issue 70, MW2013-10, pp.1-6, May 2013.
࠙Ꮫ఍඲ᅜ኱఍ࠚ
[21] ୍℩ ೺ே, ༡ ᪸Ꮥ, ኱ᖹ Ꮥ, “BJT ࢥࣝࣆࢵࢶⓎ᣺ჾࡢⓎ᣺᮲௳ཬࡧ Q ࣇ࢓ࢡࢱゎᯒ,” ಙᏛࢯ
኱, C-2-7, Sept. 2013.
[22] ༡ ᪸Ꮥ, ୍℩ ೺ே, ኱ᖹ Ꮥ, “ఏ㏦⥺㊰ᖐ㑏Ⓨ᣺ᅇ㊰࡟࠾ࡅࡿ FET 㟁ᅽቑᖜ⋡࡜ Q ࣇ࢓ࢡࢱ,”
ಙᏛࢯ኱, C-2-8, pp.33, Sept. 2013.
[23] 㕥ᮌ Ⰻ㍤, 㫽஭ ಇᏹ, ᆏ஭ ᑦ㈗,኱ᖹ Ꮥ,"㟁໬㐨㊰㟁Ẽ⮬ື㌴ EVER ᐇドᐇ㦂", ࣡࢖ࣖࣞ
ࢫ࣭ࢸࢡࣀࣟࢪ࣭ࣃ࣮ࢡ, ᶓ὾, 2013-05.
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[24] ᆏ஭ᑦ㈗㸪“1G:▼Ⅳ 2G㸸▼Ἔ 3G㸸㟁ụ࡟⥆ࡃ➨ 4 ୡ௦⮬ື㌴”㸪NE ࢪࣕࣃࣥ ࣡࢖ࣖࣞࢫ࣭
ࢸࢡࣀࣟࢪ࣮࣭࢔࣮࣡ࢻ 2013 グᛕㅮ₇㸪ᮾிᅜ㝿ᒎ♧ሙ㸪May 2013.
࠙ᢏ⾡ᒎ♧఍ࠚ
[25] ἼືᕤᏛ◊✲ᐊ(኱ᖹ◊✲ᐊ), ࠶࠸ࡕ ITS ࣮࣡ࣝࢻ 2013, ࣏࣮ࢺ࣓ࢵࢭ࡞ࡈࡸ(ྡྂᒇᕷᅜ㝿ᒎ♧
ሙ), Dec. 12-15, 2013.
[26] ἼືᕤᏛ◊✲ᐊ(኱ᖹ◊✲ᐊ), Microwave Exhibition, Pacifico Yokohama, Nov. 27-29, 2013.
[27] ἼືᕤᏛ◊✲ᐊ(኱ᖹ◊✲ᐊ), ᮍ᮶ࣅ࣮ࢡࣝࢩࢸ࢕ࣜࢧ࣮ࢳࢭࣥࢱ࣮ㅮ₇఍, ⏣ཎᩥ໬఍㤋, Nov.
7, 2013.
[28] ἼືᕤᏛ◊✲ᐊ(኱ᖹ◊✲ᐊ), ࡉ࠿࠸ IPC ⎔ቃࣅࢪࢿࢫ◊✲఍ࢭ࣑ࢼ࣮, ሜᕷ⏘ᴗ᣺⯆ࢭࣥࢱ࣮,
Oct. 17, 2013.
[29] ἼືᕤᏛ◊✲ᐊ(኱ᖹ◊✲ᐊ), 㟁Ꮚ᝟ሗ㏻ಙᏛ఍ᮾᾏᨭ㒊 ➨஧ᅇ୍⯡ㅮ₇఍, ㇏⏣ᕤᴗ㧗➼ᑓ
㛛Ꮫᰯ, Jun. 21, 2013.
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