令和３年度（第２１回）電子航法研究所発表会

㸰㸬ADS-B ᪉ᘧ㧗ᗘ┘ど࡟ಀࡿ ADS-B ᗄఱ㧗ᗘᇶ‽ࡢุู
┘ど㏻ಙ㡿ᇦ ͤᯇỌᆂᕥ㸪㔠⏣┤ᶞ㸪ᐑᓮ⿱ᕫ

1 ࡣࡌࡵ࡟
⯟✵஺㏻࡟࠾࠸࡚ࡣ㸪ቑ኱ࡍࡿ⯟✵஺㏻㔞࡟ᑐᛂࡍࡿࡓࡵ㸪ᅜ㝿Ẹ㛫⯟✵ᶵ㛵㸦ICAO㸧ࡣ
1994 ᖺ ࡟ 㸪 FL 㸦 ࣇ ࣛ ࢖ ࢺ ࣞ ࣋ ࣝ 㸧 290 ࠿ ࡽ
FL410 ࡲ࡛ࡢ✵ᇦ࡟࠾࠸࡚㸪ᆶ┤㛫㝸ࢆᚑ᮶ࡢ
2000 ft ࠿ࡽ 1000 ft ࡟▷⦰ࡍࡿ▷⦰ᆶ┤㛫㝸
(Reduced Vertical Separation Minimum, RVSM)
᪉ᘧࢆไᐃࡋࡓ[1]ࠋ᪥ᮏࡀ⯟✵஺㏻ᴗົࢆᢸ
ᙜࡍࡿ⚟ᒸ㣕⾜᝟ሗ༊ (⚟ᒸ Flight Information
Region, ⚟ᒸ FIR) ࡛ࡣ㸪2000 ᖺ࠿ࡽᑟධࡀ㛤ጞࡉࢀ㸪2005 ᖺ 9 ᭶ 30 ᪥࠿ࡽ⚟ᒸ FIR ඲ᇦ࡟࠾࠸࡚ RVSM ࡀᑟධࡉࢀ࡚࠸ࡿ[2,3]ࠋ
RVSM 㐠⏝ࢆᑟධࡋࡓሙྜࡣ㸪ICAO ࡢᢎㄆࢆ ཷ ࡅ ࡓ ᆅ ᇦ ┘ ど ᶵ 㛵 㸦 RMA; Regional
Monitoring Agency㸧ࡀ㸪ᢸᙜࡍࡿ✵ᇦࢆ㣕⾜ࡍࡿ⯟✵ᶵࡢ㧗ᗘ⥔ᣢᛶ⬟ࡢ┘どࢆྵࡴ⥅⥆ⓗ࡞Ᏻ඲ᛶホ౯ࢆ⾜࠺ࡇ࡜࡜࡞ࡗ࡚࠸ࡿ[4]ࠋ᪥ᮏ
࡟࠾࠸࡚ࡣ㸪ᅜᅵ஺㏻┬⯟✵ᒁ㸦௨ୗ㸪⯟✵ᒁ㸧ࡀ⚟ᒸ FIR ࢆᢸᙜࡍࡿ RMA ࡜ࡋ࡚ JASMA(Japan Airspace Safety Monitoring Agency)ࢆタ❧ࡋࡓࠋJASMA ࡛ࡣ㸪⯟✵ᒁࡀタ⨨࣭㐠⏝ࡋ࡚࠸ ࡿ 㧗 ᗘ ┘ ど ⿦ ⨨ 㸦 HMU; Height
MonitoringUnit㸧ࢆ⏝࠸࡚㸪㧗ᗘ⥔ᣢᛶ⬟┘どࢆᐇ᪋ࡋ࡚࠸ࡿ[5]ࠋ
⯟✵ᶵࡢ㧗ᗘ⥔ᣢ࠾ࡼࡧ⯟✵⟶ไࡣ㸪Ẽᅽ㧗ᗘ࡟ᇶ࡙࠸࡚࠸ࡿࡓࡵ㸪⯟✵ᶵ㧗ᗘ⥔ᣢᛶ⬟┘ど࡛ࡣ㸪⯟✵ᶵࡢẼᅽ㧗ᗘィࡢㄗᕪࢆ ᐃࡍࡿᚲせࡀ࠶ࡿࠋㄗᕪࡢ ᐃࡣ㸪㣕⾜୰ࡢ⯟✵ᶵࡢẼᅽ㧗ᗘィࡢ㧗ᗘࢆ㸪ู㏵ィ ࡉࢀࡓᗄఱ㧗ᗘ࡜ẚ㍑ࡍࡿࡇ࡜࡟ࡼࡾ⾜࠺ࠋHMU ࡛ࡣ㸪ᗄఱ㧗ᗘࡢィ ࡟㸪࣐ࣝࢳࣛࢸ࣮ࣞࢩࣙࣥ㸦MLAT;
Multi-Lateration㸧᪉ᘧࡀ⏝࠸ࡽࢀ࡚࠸ࡿࠋ୍᪉㸪␗࡞ࡿ᪉ᘧࡢ㧗ᗘ┘どࢩࢫࢸ࣒㸦HMS; Height
Monitoring System㸧࡜ࡋ࡚㸪ADS-B㸦Automatic
Dependent Surveillance - Broadcast㸹ᨺ㏦ᆺ⮬ື఩⨨᝟ሗఏ㏦࣭┘どᶵ⬟㸧ࢹ࣮ࢱ࡟ྵࡲࢀࡿ
GNSS ᗄఱ㧗ᗘ᝟ሗࢆ⏝࠸ࡿ㧗ᗘ┘どࢩࢫࢸ࣒㸦ADS-B ᪉ᘧ HMS㸹AHMS㸧ࡀ㸪㇦ᕞ➼࡟ࡼࡾ㛤Ⓨ࣭㐠⏝ࡉࢀ࡚࠸ࡿࠋAHMS ࡣ㸪࣐ࣝࢳࣛࢸ࣮ࣞࢩࣙࣥ᪉ᘧ࡟ẚ࡭࡚ᗈ⠊ᅖࡢ✵ᇦࢆ㣕⾜ࡍࡿ⯟✵ᶵࡢࢹ࣮ࢱࢆ཰㞟࡛ࡁࡿ฼Ⅼࡀ࠶ࡾ㸪ࡲࡓ㸪ཷಙᒁᩘࡢపῶ㸪࠾ࡼࡧ᫬้ࢆ⢭ᐦ࡟ྠᮇࡍࡿࡓࡵࡢ⿦⨨ࡀ୙せ࡛࠶ࡿࡇ࡜࠿ࡽ㸪ᩚഛ࣭㐠⏝ࢥࢫࢺࡀపࡃ࡞ࡿࡇ࡜ࡀぢ㎸ࡲࢀࡿࠋ㟁Ꮚ⯟ἲ◊✲ᡤ࡟࠾࠸࡚ࡣ㸪ࡇࢀࡲ࡛࡟
AHMS ࡢ ᐃㄗᕪ࡟ࡘ࠸࡚㸪ADS-B ࡛ᨺ㏦ࡉࢀࡿᗄఱ㧗ᗘ㸦ADS-B ᗄఱ㧗ᗘ㸧ࡢᇶ‽㠃ࡀ⯟✵ᶵẖ࡟ 2 ✀㢮Ꮡᅾࡍࡿࡇ࡜ࡀ୺せ࡞ㄗᕪせᅉ࡛࠶ࡿࡇ࡜ࢆ♧ࡋࡓ[6]ࠋㄗᕪࡀ↓ど࡛ࡁ࡞࠸ᆅᇦ࡛࠶ࡿᡃࡀᅜ࡟࠾࠸࡚ࡣ AHMS ࢆᑟධࡋࡓሙྜ࡟㸪ᗄఱ㧗ᗘᇶ‽ࡢุูࡀᚲせ࡜࡞ࡿࠋADS-B ᗄ ఱ 㧗 ᗘ ࡢ ᇶ ‽ 㠃 ࢆ ุ ู ࡍ ࡿ ࡓ ࡵ 㸪
AHMS ࡢヨ㦂ࢩࢫࢸ࣒ࢆᩚഛࡋ㸪㣕⾜୰ࡢ⯟✵ᶵ࠿ࡽᨺ㏦ࡉࢀࡿ ADS-B ࢹ࣮ࢱࢆ⏝࠸࡚ゎᯒࡋࡓ⤖ᯝ㸪ゎᯒ࡟౑⏝ࡋࡓẼ㇟ࢹ࣮ࢱࡢㄗᕪ
࠾ࡼࡧ㣕⾜ᆅⅬࡢࢪ࢜࢖ࢻ㧗ࡢᙳ㡪࡟ࡼࡾ㸪ᗄఱ㧗ᗘᇶ‽ࡢุูࡀᅔ㞴࡜࡞ࡿሙྜࡀከࡃᏑᅾ
ࡋࡓ[7,8]ࠋᮏሗ࿌࡛ࡣ㸪ุูᅔ㞴࡞ ADS-B ᗄఱ㧗ᗘᇶ‽࡟ࡘ࠸࡚㸪㐠⏝୰ࡢ HMU ࡢᗄఱ㧗ᗘ࡜ẚ㍑ࡋ㸪ADS-B ᗄఱ㧗ᗘࡢ 2 ✀㢮ࡢᇶ‽㠃ࢆุูࡍࡿ᪂ࡓ࡞ᡭἲ࡜ࡑࡢ⤖ᯝࢆ♧ࡍࠋ2 㧗ᗘ⥔ᣢᛶ⬟┘ど࡟࠾ࡅࡿᗄఱ㧗ᗘ
2.1 㧗ᗘㄗᕪࡢ ᐃ㧗ᗘ⥔ᣢᛶ⬟┘ど࡟࠾࠸࡚ࡣ㸪ᶵୖ⿦⨨࡛⏝࠸ࡽࢀࡿẼᅽ㧗ᗘ࡜┿ࡢ㧗ᗘࡢᕪ࡛࠶ࡿẼᅽ㧗ᗘィㄗᕪ㸦ASE; Altimetry System Error㸧➼ࡢ㧗ᗘㄗᕪࢆ ᐃࡍࡿ[9]ࠋẼᅽ㧗ᗘࡣ㸪ICAO ᶆ‽኱Ẽࣔࢹࣝ㸪Ẽ㇟ࢹ࣮ࢱ㸪ᴃ෇య࠿ࡽࢪ࢜࢖ࢻ
㠃ࡲ࡛ࡢ㧗ࡉ㸦ࢪ࢜࢖ࢻ㧗㸧ࢹ࣮ࢱࢆ⏝࠸࡚㸪ᗄఱ㧗ᗘ࡟ኚ᥮ࡉࢀࡿࠋ㧗ᗘㄗᕪࢆ ᐃࡍࡿࡓࡵ࡟㸪┿ࡢ㧗ᗘ࡜ࡋู࡚㏵ィ ࡉࢀࡓᗄఱ㧗ᗘࢆ⏝࠸ࡿ㸦ᅗ 1㸧ࠋ- 5 -㸰㸬ADS-B ᪉ᘧ㧗ᗘ┘ど࡟ಀࡿ ADS-B ᗄఱ㧗ᗘᇶ‽ࡢุู
┘ど㏻ಙ㡿ᇦ ͤᯇỌᆂᕥ㸪㔠⏣┤ᶞ㸪ᐑᓮ⿱ᕫ

1 ࡣࡌࡵ࡟
⯟✵஺㏻࡟࠾࠸࡚ࡣ㸪ቑ኱ࡍࡿ⯟✵஺㏻㔞࡟ᑐᛂࡍࡿࡓࡵ㸪ᅜ㝿Ẹ㛫⯟✵ᶵ㛵㸦ICAO㸧ࡣ
1994 ᖺ ࡟ 㸪 FL 㸦 ࣇ ࣛ ࢖ ࢺ ࣞ ࣋ ࣝ 㸧 290 ࠿ ࡽ
FL410 ࡲ࡛ࡢ✵ᇦ࡟࠾࠸࡚㸪ᆶ┤㛫㝸ࢆᚑ᮶ࡢ
2000 ft ࠿ࡽ 1000 ft ࡟▷⦰ࡍࡿ▷⦰ᆶ┤㛫㝸
(Reduced Vertical Separation Minimum, RVSM)
᪉ᘧࢆไᐃࡋࡓ[1]ࠋ᪥ᮏࡀ⯟✵஺㏻ᴗົࢆᢸ
ᙜࡍࡿ⚟ᒸ㣕⾜᝟ሗ༊ (⚟ᒸ Flight Information
Region, ⚟ᒸ FIR) ࡛ࡣ㸪2000 ᖺ࠿ࡽᑟධࡀ㛤ጞࡉࢀ㸪2005 ᖺ 9 ᭶ 30 ᪥࠿ࡽ⚟ᒸ FIR ඲ᇦ࡟࠾࠸࡚ RVSM ࡀᑟධࡉࢀ࡚࠸ࡿ[2,3]ࠋ
RVSM 㐠⏝ࢆᑟධࡋࡓሙྜࡣ㸪ICAO ࡢᢎㄆࢆ ཷ ࡅ ࡓ ᆅ ᇦ ┘ ど ᶵ 㛵 㸦 RMA; Regional
Monitoring Agency㸧ࡀ㸪ᢸᙜࡍࡿ✵ᇦࢆ㣕⾜ࡍࡿ⯟✵ᶵࡢ㧗ᗘ⥔ᣢᛶ⬟ࡢ┘どࢆྵࡴ⥅⥆ⓗ࡞Ᏻ඲ᛶホ౯ࢆ⾜࠺ࡇ࡜࡜࡞ࡗ࡚࠸ࡿ[4]ࠋ᪥ᮏ
࡟࠾࠸࡚ࡣ㸪ᅜᅵ஺㏻┬⯟✵ᒁ㸦௨ୗ㸪⯟✵ᒁ㸧ࡀ⚟ᒸ FIR ࢆᢸᙜࡍࡿ RMA ࡜ࡋ࡚ JASMA(Japan Airspace Safety Monitoring Agency)ࢆタ❧ࡋࡓࠋJASMA ࡛ࡣ㸪⯟✵ᒁࡀタ⨨࣭㐠⏝ࡋ࡚࠸ ࡿ 㧗 ᗘ ┘ ど ⿦ ⨨ 㸦 HMU; Height
MonitoringUnit㸧ࢆ⏝࠸࡚㸪㧗ᗘ⥔ᣢᛶ⬟┘どࢆᐇ᪋ࡋ࡚࠸ࡿ[5]ࠋ
⯟✵ᶵࡢ㧗ᗘ⥔ᣢ࠾ࡼࡧ⯟✵⟶ไࡣ㸪Ẽᅽ㧗ᗘ࡟ᇶ࡙࠸࡚࠸ࡿࡓࡵ㸪⯟✵ᶵ㧗ᗘ⥔ᣢᛶ⬟┘ど࡛ࡣ㸪⯟✵ᶵࡢẼᅽ㧗ᗘィࡢㄗᕪࢆ ᐃࡍࡿᚲせࡀ࠶ࡿࠋㄗᕪࡢ ᐃࡣ㸪㣕⾜୰ࡢ⯟✵ᶵࡢẼᅽ㧗ᗘィࡢ㧗ᗘࢆ㸪ู㏵ィ ࡉࢀࡓᗄఱ㧗ᗘ࡜ẚ㍑ࡍࡿࡇ࡜࡟ࡼࡾ⾜࠺ࠋHMU ࡛ࡣ㸪ᗄఱ㧗ᗘࡢィ ࡟㸪࣐ࣝࢳࣛࢸ࣮ࣞࢩࣙࣥ㸦MLAT;
Multi-Lateration㸧᪉ᘧࡀ⏝࠸ࡽࢀ࡚࠸ࡿࠋ୍᪉㸪␗࡞ࡿ᪉ᘧࡢ㧗ᗘ┘どࢩࢫࢸ࣒㸦HMS; Height
Monitoring System㸧࡜ࡋ࡚㸪ADS-B㸦Automatic
Dependent Surveillance - Broadcast㸹ᨺ㏦ᆺ⮬ື఩⨨᝟ሗఏ㏦࣭┘どᶵ⬟㸧ࢹ࣮ࢱ࡟ྵࡲࢀࡿ
GNSS ᗄఱ㧗ᗘ᝟ሗࢆ⏝࠸ࡿ㧗ᗘ┘どࢩࢫࢸ࣒㸦ADS-B ᪉ᘧ HMS㸹AHMS㸧ࡀ㸪㇦ᕞ➼࡟ࡼࡾ㛤Ⓨ࣭㐠⏝ࡉࢀ࡚࠸ࡿࠋAHMS ࡣ㸪࣐ࣝࢳࣛࢸ࣮ࣞࢩࣙࣥ᪉ᘧ࡟ẚ࡭࡚ᗈ⠊ᅖࡢ✵ᇦࢆ㣕⾜ࡍࡿ⯟✵ᶵࡢࢹ࣮ࢱࢆ཰㞟࡛ࡁࡿ฼Ⅼࡀ࠶ࡾ㸪ࡲࡓ㸪ཷಙᒁᩘࡢపῶ㸪࠾ࡼࡧ᫬้ࢆ⢭ᐦ࡟ྠᮇࡍࡿࡓࡵࡢ⿦⨨ࡀ୙せ࡛࠶ࡿࡇ࡜࠿ࡽ㸪ᩚഛ࣭㐠⏝ࢥࢫࢺࡀపࡃ࡞ࡿࡇ࡜ࡀぢ㎸ࡲࢀࡿࠋ㟁Ꮚ⯟ἲ◊✲ᡤ࡟࠾࠸࡚ࡣ㸪ࡇࢀࡲ࡛࡟
AHMS ࡢ ᐃㄗᕪ࡟ࡘ࠸࡚㸪ADS-B ࡛ᨺ㏦ࡉࢀࡿᗄఱ㧗ᗘ㸦ADS-B ᗄఱ㧗ᗘ㸧ࡢᇶ‽㠃ࡀ⯟✵ᶵẖ࡟ 2 ✀㢮Ꮡᅾࡍࡿࡇ࡜ࡀ୺せ࡞ㄗᕪせᅉ࡛࠶ࡿࡇ࡜ࢆ♧ࡋࡓ[6]ࠋㄗᕪࡀ↓ど࡛ࡁ࡞࠸ᆅᇦ࡛࠶ࡿᡃࡀᅜ࡟࠾࠸࡚ࡣ AHMS ࢆᑟධࡋࡓሙྜ࡟㸪ᗄఱ㧗ᗘᇶ‽ࡢุูࡀᚲせ࡜࡞ࡿࠋADS-B ᗄ ఱ 㧗 ᗘ ࡢ ᇶ ‽ 㠃 ࢆ ุ ู ࡍ ࡿ ࡓ ࡵ 㸪
AHMS ࡢヨ㦂ࢩࢫࢸ࣒ࢆᩚഛࡋ㸪㣕⾜୰ࡢ⯟✵ᶵ࠿ࡽᨺ㏦ࡉࢀࡿ ADS-B ࢹ࣮ࢱࢆ⏝࠸࡚ゎᯒࡋࡓ⤖ᯝ㸪ゎᯒ࡟౑⏝ࡋࡓẼ㇟ࢹ࣮ࢱࡢㄗᕪ
࠾ࡼࡧ㣕⾜ᆅⅬࡢࢪ࢜࢖ࢻ㧗ࡢᙳ㡪࡟ࡼࡾ㸪ᗄఱ㧗ᗘᇶ‽ࡢุูࡀᅔ㞴࡜࡞ࡿሙྜࡀከࡃᏑᅾ
ࡋࡓ[7,8]ࠋᮏሗ࿌࡛ࡣ㸪ุูᅔ㞴࡞ ADS-B ᗄఱ㧗ᗘᇶ‽࡟ࡘ࠸࡚㸪㐠⏝୰ࡢ HMU ࡢᗄఱ㧗ᗘ࡜ẚ㍑ࡋ㸪ADS-B ᗄఱ㧗ᗘࡢ 2 ✀㢮ࡢᇶ‽㠃ࢆุูࡍࡿ᪂ࡓ࡞ᡭἲ࡜ࡑࡢ⤖ᯝࢆ♧ࡍࠋ2 㧗ᗘ⥔ᣢᛶ⬟┘ど࡟࠾ࡅࡿᗄఱ㧗ᗘ
2.1 㧗ᗘㄗᕪࡢ ᐃ㧗ᗘ⥔ᣢᛶ⬟┘ど࡟࠾࠸࡚ࡣ㸪ᶵୖ⿦⨨࡛⏝࠸ࡽࢀࡿẼᅽ㧗ᗘ࡜┿ࡢ㧗ᗘࡢᕪ࡛࠶ࡿẼᅽ㧗ᗘィㄗᕪ㸦ASE; Altimetry System Error㸧➼ࡢ㧗ᗘㄗᕪࢆ ᐃࡍࡿ[9]ࠋẼᅽ㧗ᗘࡣ㸪ICAO ᶆ‽኱Ẽࣔࢹࣝ㸪Ẽ㇟ࢹ࣮ࢱ㸪ᴃ෇య࠿ࡽࢪ࢜࢖ࢻ
㠃ࡲ࡛ࡢ㧗ࡉ㸦ࢪ࢜࢖ࢻ㧗㸧ࢹ࣮ࢱࢆ⏝࠸࡚㸪ᗄఱ㧗ᗘ࡟ኚ᥮ࡉࢀࡿࠋ㧗ᗘㄗᕪࢆ ᐃࡍࡿࡓࡵ࡟㸪┿ࡢ㧗ᗘ࡜ࡋู࡚㏵ィ ࡉࢀࡓᗄఱ㧗ᗘࢆ⏝࠸ࡿ㸦ᅗ 1㸧ࠋ

- 5 -令和３年度（第２１回）電子航法研究所発表会

2.2 ᗄఱ㧗ᗘࡢ ᐃ᪉ἲ
HMS ࡛⏝࠸ࡽࢀࡿᗄఱ㧗ᗘ ᐃᡭἲ࡜ࡋ࡚
࣐ࣝࢳࣛࢸ࣮ࣞࢩࣙࣥ࡟ࡼࡿ᪉ἲ࡜ ADS-B ࡟ࡼࡿ᪉ἲࡀ࠶ࡿࠋ

System, GNSS) ࡟ࡼࡾᶵୖ࡛ ఩ࡉࢀࡓᗄఱ㧗ᗘ㸦ADS-B ᗄఱ㧗ᗘ㸧ࡢ᝟ሗࡶྵࡲࢀ࡚࠾ࡾ
[13]㸪AHMS ࡣ ADS-B ᗄఱ㧗ᗘࢆ⏝࠸࡚㧗ᗘ⥔ᣢᛶ⬟ホ౯ࢆ⾜ࡗ࡚࠸ࡿࠋ

2.2 ᗄఱ㧗ᗘࡢ ᐃ᪉ἲ
HMS ࡛⏝࠸ࡽࢀࡿᗄఱ㧗ᗘ ᐃᡭἲ࡜ࡋ࡚
࣐ࣝࢳࣛࢸ࣮ࣞࢩࣙࣥ࡟ࡼࡿ᪉ἲ࡜ ADS-B ࡟ࡼࡿ᪉ἲࡀ࠶ࡿࠋ

System, GNSS) ࡟ࡼࡾᶵୖ࡛ ఩ࡉࢀࡓᗄఱ㧗ᗘ㸦ADS-B ᗄఱ㧗ᗘ㸧ࡢ᝟ሗࡶྵࡲࢀ࡚࠾ࡾ
[13]㸪AHMS ࡣ ADS-B ᗄఱ㧗ᗘࢆ⏝࠸࡚㧗ᗘ⥔ᣢᛶ⬟ホ౯ࢆ⾜ࡗ࡚࠸ࡿࠋ

2.2.1 ࣐ࣝࢳࣛࢸ࣮ࣞࢩࣙࣥ࡟ࡼࡿᗄఱ㧗ᗘ࣐ࣝࢳࣛࢸ࣮ࣞࢩࣙࣥ᪉ᘧ HMS ࡛ࡣ㸪⯟✵ᶵ࡟ᦚ㍕ࡉࢀࡓ࣮ࣞࢲ⏝ᛂ⟅⿦⨨(ࢺࣛࣥࢫ࣏ࣥࢲ)ࡀⓎࡋࡓ㟁Ἴࢆ㸪ᆅୖ࡟タ⨨ࡋࡓ 4 ྎ௨ୖࡢཷಙᶵ࡛ཷಙࡍࡿࠋཷಙᶵ࡟฿㐩ࡋࡓ㟁Ἴࡢ᫬้ᕪࢆ ᐃࡋ㸪ࡇࡢ᫬้ᕪ࠿ࡽᗄఱ㧗ᗘࢆᐃࡍࡿ[10,11]ࠋᡃࡀᅜ࡛ࡣ㸪⯟✵ᒁࡀ࣐ࣝࢳ
ࣛࢸ࣮ࣞࢩࣙࣥ᪉ᘧ HMS ࡛࠶ࡿ HMU ࢆ℩ᡞෆ㸪᪂₲㸪௝ྎࡢ 3 ⟠ᡤ࡟タ⨨ࡋ㸪 ᐃࡋࡓᗄఱ㧗ᗘ㸦HMU ᗄఱ㧗ᗘ㸧ࢆ⏝࠸࡚⯟✵ᶵࡢ㧗ᗘ⥔ᣢᛶ⬟ホ౯ࢆ⾜ࡗ࡚࠸ࡿ[12]ࠋ௒ᅇࡢゎᯒ࡟⏝࠸ࡓ௝ྎ HMU ࡣ௝ྎ✵ ௜㏆ࡢ༙ᚄ 30
NM ࡢ ᐃ⠊ᅖࢆ㣕⾜ࡋࡓ⯟✵ᶵࢆ┘どࡋ࡚࠸ࡿࠋ

2.3 ADS-B ᗄఱ㧗ᗘᇶ‽
ADS-B ᗄఱ㧗ᗘࡣ㧗ᗘࡢᇶ‽㠃ࡢ㐪࠸࡟ࡼ
ࡾ 2 ✀㢮࠶ࡿࠋᖹᆒᾏỈ㠃㸦Ҹࢪ࢜࢖ࢻ㠃㸧ࢆᇶ ‽ 㠃 ࡜ ࡋ ࡓ ࡜ ࡁ ࡢ ᗄ ఱ 㧗 ᗘ HAG (Height
Above Geoid) ࡜ 㸪 GNSS (Global Navigation
Satellite System) ࡢᗙᶆ⣔࡛౑⏝ࡉࢀ࡚࠸ࡿᆅ⌫ᅇ㌿ᴃ෇య㸦ᴃ෇య㠃㸧ࢆᇶ‽㠃࡜ࡋࡓ࡜ࡁ
ࡢᗄఱ㧗ᗘ HAE (Height Above Ellipsoid)࡛࠶ࡿࠋ
ADS-B ᗄఱ㧗ᗘࡣ㸪⯟✵ᶵࡢ⿦⨨࡟ࡼࡾ HAG
࠿ HAE ࡢ࠸ࡎࢀ࠿ࡢ್ࡀᨺ㏦ࡉࢀࡿࠋࡋ࠿ࡋ
࡞ࡀࡽ㸪HAG ࡜ HAE ࡢ࡝ࡕࡽ࡛࠶ࡿ࠿ࢆ♧ࡍ᝟ሗࡣ ADS-B ࡛ᨺ㏦ࡉࢀࡿ᝟ሗ࡟ࡣྵࡲࢀ࡚
࠸࡞࠸[14,15]ࠋ
᪥ᮏ௜㏆࡟࠾࠸࡚㸪ᆅ⌫ᴃ෇య㠃࠿ࡽࢪ࢜࢖
ࢻ㠃ࡲ࡛ࡢ㧗ᗘᕪࡣ 10 ࠿ࡽ 150 ft ⛬ᗘ࠶ࡾ[6]㸪㧗ᗘ⥔ᣢᛶ⬟┘どࢩࢫࢸ࣒ࡢㄗᕪ࡜ࡋ࡚ࡣ↓ど࡛ࡁ࡞࠸[16]ࠋᑗ᮶ⓗ࡟ࡣ ADS-B ᗄఱ㧗ᗘࡣ HAE ࡟⤫୍ࡉࢀࡿணᐃ࡛࠶ࡿ[13]ࡀ㸪
RVSM ✵ᇦࢆ㣕⾜ࡍࡿ඲࡚ࡢ⯟✵ᶵࡢ ADS-Bᗄఱ㧗ᗘࡀ HAE ࡟࡞ࡿࡲ࡛ࡢ≧ἣ࡟࠾࠸࡚㸪
AHMS ࡟ࡼࡿ㧗ᗘ⥔ᣢᛶ⬟┘どࢆ⾜࠺ࡓࡵ࡟ࡣ ADS-B ᗄఱ㧗ᗘࡀ HAE ࡜ HAG ࡢ࡝ࡕࡽ࡛
࠶ࡿ࠿ࢆ⯟✵ᶵẖ࡟ุูࡍࡿᚲせࡀ࠶ࡿࠋ2.2.1 ࣐ࣝࢳࣛࢸ࣮ࣞࢩࣙࣥ࡟ࡼࡿᗄఱ㧗ᗘ࣐ࣝࢳࣛࢸ࣮ࣞࢩࣙࣥ᪉ᘧ HMS ࡛ࡣ㸪⯟✵ᶵ࡟ᦚ㍕ࡉࢀࡓ࣮ࣞࢲ⏝ᛂ⟅⿦⨨(ࢺࣛࣥࢫ࣏ࣥࢲ)ࡀⓎࡋࡓ㟁Ἴࢆ㸪ᆅୖ࡟タ⨨ࡋࡓ 4 ྎ௨ୖࡢཷಙᶵ࡛ཷಙࡍࡿࠋཷಙᶵ࡟฿㐩ࡋࡓ㟁Ἴࡢ᫬้ᕪࢆ ᐃࡋ㸪ࡇࡢ᫬้ᕪ࠿ࡽᗄఱ㧗ᗘࢆᐃࡍࡿ[10,11]ࠋᡃࡀᅜ࡛ࡣ㸪⯟✵ᒁࡀ࣐ࣝࢳ
ࣛࢸ࣮ࣞࢩࣙࣥ᪉ᘧ HMS ࡛࠶ࡿ HMU ࢆ℩ᡞෆ㸪᪂₲㸪௝ྎࡢ 3 ⟠ᡤ࡟タ⨨ࡋ㸪 ᐃࡋࡓᗄఱ㧗ᗘ㸦HMU ᗄఱ㧗ᗘ㸧ࢆ⏝࠸࡚⯟✵ᶵࡢ㧗ᗘ⥔ᣢᛶ⬟ホ౯ࢆ⾜ࡗ࡚࠸ࡿ[12]ࠋ௒ᅇࡢゎᯒ࡟⏝࠸ࡓ௝ྎ HMU ࡣ௝ྎ✵ ௜㏆ࡢ༙ᚄ 30
NM ࡢ ᐃ⠊ᅖࢆ㣕⾜ࡋࡓ⯟✵ᶵࢆ┘どࡋ࡚࠸ࡿࠋ

2.3 ADS-B ᗄఱ㧗ᗘᇶ‽
ADS-B ᗄఱ㧗ᗘࡣ㧗ᗘࡢᇶ‽㠃ࡢ㐪࠸࡟ࡼ
ࡾ 2 ✀㢮࠶ࡿࠋᖹᆒᾏỈ㠃㸦Ҹࢪ࢜࢖ࢻ㠃㸧ࢆᇶ ‽ 㠃 ࡜ ࡋ ࡓ ࡜ ࡁ ࡢ ᗄ ఱ 㧗 ᗘ HAG (Height
Above Geoid) ࡜ 㸪 GNSS (Global Navigation
Satellite System) ࡢᗙᶆ⣔࡛౑⏝ࡉࢀ࡚࠸ࡿᆅ⌫ᅇ㌿ᴃ෇య㸦ᴃ෇య㠃㸧ࢆᇶ‽㠃࡜ࡋࡓ࡜ࡁ
ࡢᗄఱ㧗ᗘ HAE (Height Above Ellipsoid)࡛࠶ࡿࠋ
ADS-B ᗄఱ㧗ᗘࡣ㸪⯟✵ᶵࡢ⿦⨨࡟ࡼࡾ HAG
࠿ HAE ࡢ࠸ࡎࢀ࠿ࡢ್ࡀᨺ㏦ࡉࢀࡿࠋࡋ࠿ࡋ
࡞ࡀࡽ㸪HAG ࡜ HAE ࡢ࡝ࡕࡽ࡛࠶ࡿ࠿ࢆ♧ࡍ᝟ሗࡣ ADS-B ࡛ᨺ㏦ࡉࢀࡿ᝟ሗ࡟ࡣྵࡲࢀ࡚
࠸࡞࠸[14,15]ࠋ
᪥ᮏ௜㏆࡟࠾࠸࡚㸪ᆅ⌫ᴃ෇య㠃࠿ࡽࢪ࢜࢖
ࢻ㠃ࡲ࡛ࡢ㧗ᗘᕪࡣ 10 ࠿ࡽ 150 ft ⛬ᗘ࠶ࡾ[6]㸪㧗ᗘ⥔ᣢᛶ⬟┘どࢩࢫࢸ࣒ࡢㄗᕪ࡜ࡋ࡚ࡣ↓ど࡛ࡁ࡞࠸[16]ࠋᑗ᮶ⓗ࡟ࡣ ADS-B ᗄఱ㧗ᗘࡣ HAE ࡟⤫୍ࡉࢀࡿணᐃ࡛࠶ࡿ[13]ࡀ㸪
RVSM ✵ᇦࢆ㣕⾜ࡍࡿ඲࡚ࡢ⯟✵ᶵࡢ ADS-Bᗄఱ㧗ᗘࡀ HAE ࡟࡞ࡿࡲ࡛ࡢ≧ἣ࡟࠾࠸࡚㸪
AHMS ࡟ࡼࡿ㧗ᗘ⥔ᣢᛶ⬟┘どࢆ⾜࠺ࡓࡵ࡟ࡣ ADS-B ᗄఱ㧗ᗘࡀ HAE ࡜ HAG ࡢ࡝ࡕࡽ࡛
࠶ࡿ࠿ࢆ⯟✵ᶵẖ࡟ุูࡍࡿᚲせࡀ࠶ࡿࠋ2.2.2 ADS-B ᗄఱ㧗ᗘ
AHMS ࡣ 㸪 ADS-B ཷ ಙ ᶵ ࡢ そ ᇦ ࡀ ༙ ᚄ ⣙200NM ࡜ᗈࡃ㸪1 ᒁ࡛ HMU ࡼࡾᗈ࠸そᇦࡢ⯟✵ᶵࢆ┘ど࡛ࡁࡿ࡜࠸࠺฼Ⅼࡀ࠶ࡾ㸪㇦ᕞ➼ࡢ㧗ᗘ⥔ᣢᛶ⬟┘ど࡟ά⏝ࡉࢀ࡚࠸ࡿ[6]ࠋ
⯟✵ᶵ࡟ᦚ㍕ࡉࢀࡓ ADS-B ࡟ᑐᛂࡍࡿࢺࣛ
ࣥࢫ࣏ࣥࢲࡣ⮬Ⓨⓗ࡟఩⨨᝟ሗ➼ࢆᨺ㏦ࡍࡿ
[13]ࠋADS-B ࡛ᨺ㏦ࡉࢀࡿ㧗ᗘ᝟ሗ࡟ࡣ㸪⯟✵ᶵࡢẼᅽ㧗ᗘࡔࡅ࡛࡞ࡃ㸪GPS ࡟௦⾲ࡉࢀࡿ඲ᆅ⌫⯟ἲࢩࢫࢸ࣒(Global Navigation Satelliteᅗ 1. ASE

ᐃ᪉ἲㄝ᫂ᅗ

3 HMU ࢹ࣮ࢱࢆ⏝࠸ࡓ ADS-B ᗄఱ㧗ᗘᇶ‽ࡢุู᪉ᘧⴭ⪅ࡽࡣࡇࢀࡲ࡛࡟㸪ADS-B ࢹ࣮ࢱࢆ⏝࠸ࡓ ADS-B ᗄఱ㧗ᗘᇶ‽ࡢุูࢆ⾜ࡗ࡚ࡁࡓ[7]ࠋ
ᙜヱุู᪉ᘧ࡛ࡣ㸪ྛ⯟✵ᶵࡢ ASE ್ࡣ୍ᐃ࡛࠶ࡿࡇ࡜ࢆ๓ᥦ࡜ࡋ㸪ᆅ⌮ⓗ࡟ࢪ࢜࢖ࢻ㧗ࡀ
␗࡞ࡿᆅⅬࢆ㣕⾜ࡋ࡚࠸ࡿ᫬ࡢࢹ࣮ࢱࢆᚓࡿࡇ
࡜࡟ࡼࡾ㸪ASE ್ࡀ୍ᐃ࡟࡞ࡿ㧗ᗘᇶ‽ࡀṇࡋ࠸࡜ุูࡍࡿࠋࡇࡢ᪉ᘧ࡛ࡣ㸪ࢪ࢜࢖ࢻ㧗ࡀ኱ࡁࡃ␗࡞ࡿᆅⅬ࡟࠾ࡅࡿ⯟✵ᶵࡢᗄఱ㧗ᗘࡀᚲせ࡛࠶ࡾ㸪ࡲࡓ㸪ASE ್ࡢ⟬ฟ࡟ࡣูࡢ୺
せ࡞ㄗᕪせᅉ࡛࠶ࡿẼ㇟ࢹ࣮ࢱࢆ⏝࠸ࡿࡓࡵ㸪⣙ 8 ๭ࡢ⯟✵ᶵࡢᗄఱ㧗ᗘᇶ‽ࡀุูᅔ㞴࡜࡞ࡿ⤖ᯝ࡜࡞ࡗࡓ[8]ࠋ
ࡇࡢᑐฎ⟇࡜ࡋ࡚㸪ADS-B ᗄఱ㧗ᗘࢆ㸪㧗- 6 -2.2.2 ADS-B ᗄఱ㧗ᗘ
AHMS ࡣ 㸪 ADS-B ཷ ಙ ᶵ ࡢ そ ᇦ ࡀ ༙ ᚄ ⣙200NM ࡜ᗈࡃ㸪1 ᒁ࡛ HMU ࡼࡾᗈ࠸そᇦࡢ⯟✵ᶵࢆ┘ど࡛ࡁࡿ࡜࠸࠺฼Ⅼࡀ࠶ࡾ㸪㇦ᕞ➼ࡢ㧗ᗘ⥔ᣢᛶ⬟┘ど࡟ά⏝ࡉࢀ࡚࠸ࡿ[6]ࠋ
⯟✵ᶵ࡟ᦚ㍕ࡉࢀࡓ ADS-B ࡟ᑐᛂࡍࡿࢺࣛ
ࣥࢫ࣏ࣥࢲࡣ⮬Ⓨⓗ࡟఩⨨᝟ሗ➼ࢆᨺ㏦ࡍࡿ
[13]ࠋADS-B ࡛ᨺ㏦ࡉࢀࡿ㧗ᗘ᝟ሗ࡟ࡣ㸪⯟✵ᶵࡢẼᅽ㧗ᗘࡔࡅ࡛࡞ࡃ㸪GPS ࡟௦⾲ࡉࢀࡿ඲ᆅ⌫⯟ἲࢩࢫࢸ࣒(Global Navigation Satelliteᅗ 1. ASE

ᐃ᪉ἲㄝ᫂ᅗ

3 HMU ࢹ࣮ࢱࢆ⏝࠸ࡓ ADS-B ᗄఱ㧗ᗘᇶ‽ࡢุู᪉ᘧⴭ⪅ࡽࡣࡇࢀࡲ࡛࡟㸪ADS-B ࢹ࣮ࢱࢆ⏝࠸ࡓ ADS-B ᗄఱ㧗ᗘᇶ‽ࡢุูࢆ⾜ࡗ࡚ࡁࡓ[7]ࠋ
ᙜヱุู᪉ᘧ࡛ࡣ㸪ྛ⯟✵ᶵࡢ ASE ್ࡣ୍ᐃ࡛࠶ࡿࡇ࡜ࢆ๓ᥦ࡜ࡋ㸪ᆅ⌮ⓗ࡟ࢪ࢜࢖ࢻ㧗ࡀ
␗࡞ࡿᆅⅬࢆ㣕⾜ࡋ࡚࠸ࡿ᫬ࡢࢹ࣮ࢱࢆᚓࡿࡇ
࡜࡟ࡼࡾ㸪ASE ್ࡀ୍ᐃ࡟࡞ࡿ㧗ᗘᇶ‽ࡀṇࡋ࠸࡜ุูࡍࡿࠋࡇࡢ᪉ᘧ࡛ࡣ㸪ࢪ࢜࢖ࢻ㧗ࡀ኱ࡁࡃ␗࡞ࡿᆅⅬ࡟࠾ࡅࡿ⯟✵ᶵࡢᗄఱ㧗ᗘࡀᚲせ࡛࠶ࡾ㸪ࡲࡓ㸪ASE ್ࡢ⟬ฟ࡟ࡣูࡢ୺
せ࡞ㄗᕪせᅉ࡛࠶ࡿẼ㇟ࢹ࣮ࢱࢆ⏝࠸ࡿࡓࡵ㸪⣙ 8 ๭ࡢ⯟✵ᶵࡢᗄఱ㧗ᗘᇶ‽ࡀุูᅔ㞴࡜࡞ࡿ⤖ᯝ࡜࡞ࡗࡓ[8]ࠋ
ࡇࡢᑐฎ⟇࡜ࡋ࡚㸪ADS-B ᗄఱ㧗ᗘࢆ㸪㧗- 6 -令和３年度（第２１回）電子航法研究所発表会ᗘᇶ‽ࡀศ࠿ࡗ࡚࠸ࡿ HMU ᗄఱ㧗ᗘ࡜ẚ㍑ࡍ
ࡿ᪉ᘧ࡟ࡼࡾ㸪ADS-B ᗄఱ㧗ᗘᇶ‽ࢆุูࡋࡓࠋ
3.1
 HMU ࡜ ADS-B ࡢᗄఱ㧗ᗘᕪ
HMU ࡢᗄఱ㧗ᗘ᝟ሗࢆゎᯒ࡟⏝࠸ࡿࡓࡵ㸪௝ྎ HMU ࡢࢹ࣮ࢱࢆ JASMA ࠿ࡽᥦ౪࠸ࡓࡔ
࠸ࡓࠋHMU ࡣ⯟✵ᶵ࠿ࡽಙྕࢆཷಙࡍࡿࡈ࡜
࡟࣮ࣔࢻ S ࢔ࢻࣞࢫ㸪᪥᫬㸪⦋ᗘ⤒ᗘ㸪Ẽᅽ㧗ᗘ㸪ᗄఱ㧗ᗘ➼ࢆ཰㞟ࡋ࡚࠸ࡿ㸦ཷಙࢹ࣮ࢱ㸧ࠋࡲࡓ㸪HMU ࡣ㸪⯟✵ᶵࡀ ᐃ⠊ᅖෆࢆྠ୍ FL ࡛ 20NM ௨ୖࡢ㊥㞳ࢆ┤⥺㣕⾜ࡋࡓ㒊
ศࢆ 1 ⯟㊧࡜ࡋ࡚ホ౯ᑐ㇟࡟ࡋ㸪ྛཷಙࢹ࣮ࢱ
ࢆ⯟㊧ẖ࡟ྲྀࡾࡲ࡜ࡵ࡚㞟ィࡋ㸪⯟㊧ࡢ㛤ጞ᫬้࡜⤊஢᫬้ࡢ୰ኸࡢ᪥᫬㸦⯟㊧୰ኸ᪥᫬㸧㸪㛤ጞ᫬้࠿ࡽ⤊஢᫬้ࡲ࡛ࡢィ ᫬㛫㸪FL ࡞࡝ࡢ᝟ሗࢆグ㘓ࡋ࡚࠸ࡿ㸦㞟ィࢹ࣮ࢱ㸧ࠋ௒ᅇࡢゎᯒ࡟⏝࠸ࡓ ADS-B ࢹ࣮ࢱࡣ㸪௝ྎ✵ ࡟㞄᥋ࡋࡓ㟁Ꮚ⯟ἲ◊✲ᡤᒾ἟ศᐊ࡟タ⨨ࡋࡓ ADS-B ཷಙᶵ࡛ᚓࡽࢀࡓࢹ࣮ࢱࢆ⏝࠸ࡓࠋ
ADS-B ཷಙᶵ࡟ࡣ 1090MHz ཷಙ࢔ࣥࢸࢼ࡜
GPS ཷಙ࢔ࣥࢸࢼࡀ᥋⥆ࡉࢀ࡚࠾ࡾ㸪ཷಙࡋࡓ ADS-B ࢹ࣮ࢱࢆ GPS ᫬้࡜ඹ࡟ฟຊࡋ࡚࠸
ࡿ㸦ᅗ 2㸧ࠋADS-B ࢹ࣮ࢱ࡟ࡣ㸪࣮ࣔࢻ S ࢔ࢻࣞࢫ㸪Ẽᅽ㧗ᗘ㸪ᗄఱ㧗ᗘ㸪⦋ᗘ⤒ᗘ᝟ሗࡀྵࡲࢀࡿࠋ
ᅗ 3 ࡟ HMU ࡜ ADS-B ࡛཰㞟ࡋࡓ୍⯟㊧ࡢᗄఱ㧗ᗘࢆ᫬⣔ิࣉࣟࢵࢺ࠾ࡼࡧ⯟㊧࣐ࢵࣉࡢ౛ࢆ♧ࡍࠋᕥഃࡢᅗࡢ⦪㍈ࡣᗄఱ㧗ᗘ࡛༢఩ࡣ
ft, ᶓ㍈ࡣ UTC ࡛⾲ࡋࡓ᫬้࡛࠶ࡿࠋỈⰍࡢⅬ

ࡣ HMU ᗄఱ㧗ᗘ㸪ᒣ྿ⰍࡢⅬࡣ ADS-B ᗄఱ㧗ᗘ࡛࠶ࡿࠋ㟷ࡢỈᖹ⥺ࡣ HMU ᗄఱ㧗ᗘࡢᖹᆒ㸪㉥ࡢỈᖹ⥺ࡣ ADS-B ᗄఱ㧗ᗘࡢᖹᆒࢆ⾲ࡍࠋࡇࡢ⯟㊧ࡢ౛࡛ࡣ㸪HMU ᗄఱ㧗ᗘࡢᖹᆒࡣ 34346.11 ft 㸪 ADS-B ᗄ ఱ 㧗 ᗘ ࡢ ᖹ ᆒ ࡣ34514.20 ft ࡛㸪ࡑࡢᕪࡣ 168.08 ft ࡛࠶ࡿࠋ⯟㊧ẖࡢ ADS-B ᗄఱ㧗ᗘࡢᖹᆒ࠿ࡽ HMU ᗄఱ㧗ᗘࡢᖹᆒࢆᘬ࠸ࡓᕪ㸦௨ୗ㸪ᗄఱ㧗ᗘᕪ㸧ࢆ⏝࠸ࡓᗄఱ㧗ᗘᇶ‽ࡢุู᪉ᘧ࡟ࡘ࠸࡚㸪௨ୗ࡟ㄝ᫂ࡍࡿࠋ
3.2 ᗄఱ㧗ᗘᕪࢆ⏝࠸ࡓ ADS-B ᗄఱ㧗ᗘᇶ‽ࡢุู2020 ᖺ 1 ᭶ 20 ᪥࠿ࡽ 2020 ᖺ 2 ᭶ 20 ᪥ࡲ࡛ࡢᮇ㛫࡛㸪௝ྎ HMU ࢹ࣮ࢱ࡜ᒾ἟ศᐊ࡟タ⨨ࡋࡓ ADS-B ཷಙᶵ࡛཰㞟ࡋࡓࢹ࣮ࢱࢆ⏝࠸࡚⯟㊧ẖࡢᗄఱ㧗ᗘᕪࢆồࡵࡓࠋᑐ㇟࡜࡞ࡿ⯟㊧ࡣ㸪ྠ୍ࡢ⯟✵ᶵ㸦࣮ࣔࢻ S ࢔ࢻࣞࢫࡀྠ୍㸧࡛㸪௝ྎ HMU ࡢ ᐃ⠊ᅖ㸦༙ᚄ 30 NM㸧࡟࠾࠸࡚㸪HMU ཷಙࢹ࣮ࢱ࠾ࡼࡧ ADS-B ࢹ࣮ࢱࡀ཮᪉ 100 Ⅼ௨ୖ཰㞟ࡉࢀࡓ⯟㊧࡜ࡋࡓࠋᅗ 2. ADS-B ࢹ࣮ࢱ཰㞟ᴫᛕᅗᗘᇶ‽ࡀศ࠿ࡗ࡚࠸ࡿ HMU ᗄఱ㧗ᗘ࡜ẚ㍑ࡍ
ࡿ᪉ᘧ࡟ࡼࡾ㸪ADS-B ᗄఱ㧗ᗘᇶ‽ࢆุูࡋࡓࠋ
3.1
 HMU ࡜ ADS-B ࡢᗄఱ㧗ᗘᕪ
HMU ࡢᗄఱ㧗ᗘ᝟ሗࢆゎᯒ࡟⏝࠸ࡿࡓࡵ㸪௝ྎ HMU ࡢࢹ࣮ࢱࢆ JASMA ࠿ࡽᥦ౪࠸ࡓࡔ
࠸ࡓࠋHMU ࡣ⯟✵ᶵ࠿ࡽಙྕࢆཷಙࡍࡿࡈ࡜
࡟࣮ࣔࢻ S ࢔ࢻࣞࢫ㸪᪥᫬㸪⦋ᗘ⤒ᗘ㸪Ẽᅽ㧗ᗘ㸪ᗄఱ㧗ᗘ➼ࢆ཰㞟ࡋ࡚࠸ࡿ㸦ཷಙࢹ࣮ࢱ㸧ࠋࡲࡓ㸪HMU ࡣ㸪⯟✵ᶵࡀ ᐃ⠊ᅖෆࢆྠ୍ FL ࡛ 20NM ௨ୖࡢ㊥㞳ࢆ┤⥺㣕⾜ࡋࡓ㒊
ศࢆ 1 ⯟㊧࡜ࡋ࡚ホ౯ᑐ㇟࡟ࡋ㸪ྛཷಙࢹ࣮ࢱ
ࢆ⯟㊧ẖ࡟ྲྀࡾࡲ࡜ࡵ࡚㞟ィࡋ㸪⯟㊧ࡢ㛤ጞ᫬้࡜⤊஢᫬้ࡢ୰ኸࡢ᪥᫬㸦⯟㊧୰ኸ᪥᫬㸧㸪㛤ጞ᫬้࠿ࡽ⤊஢᫬้ࡲ࡛ࡢィ ᫬㛫㸪FL ࡞࡝ࡢ᝟ሗࢆグ㘓ࡋ࡚࠸ࡿ㸦㞟ィࢹ࣮ࢱ㸧ࠋ௒ᅇࡢゎᯒ࡟⏝࠸ࡓ ADS-B ࢹ࣮ࢱࡣ㸪௝ྎ✵ ࡟㞄᥋ࡋࡓ㟁Ꮚ⯟ἲ◊✲ᡤᒾ἟ศᐊ࡟タ⨨ࡋࡓ ADS-B ཷಙᶵ࡛ᚓࡽࢀࡓࢹ࣮ࢱࢆ⏝࠸ࡓࠋ
ADS-B ཷಙᶵ࡟ࡣ 1090MHz ཷಙ࢔ࣥࢸࢼ࡜
GPS ཷಙ࢔ࣥࢸࢼࡀ᥋⥆ࡉࢀ࡚࠾ࡾ㸪ཷಙࡋࡓ ADS-B ࢹ࣮ࢱࢆ GPS ᫬้࡜ඹ࡟ฟຊࡋ࡚࠸
ࡿ㸦ᅗ 2㸧ࠋADS-B ࢹ࣮ࢱ࡟ࡣ㸪࣮ࣔࢻ S ࢔ࢻࣞࢫ㸪Ẽᅽ㧗ᗘ㸪ᗄఱ㧗ᗘ㸪⦋ᗘ⤒ᗘ᝟ሗࡀྵࡲࢀࡿࠋ
ᅗ 3 ࡟ HMU ࡜ ADS-B ࡛཰㞟ࡋࡓ୍⯟㊧ࡢᗄఱ㧗ᗘࢆ᫬⣔ิࣉࣟࢵࢺ࠾ࡼࡧ⯟㊧࣐ࢵࣉࡢ౛ࢆ♧ࡍࠋᕥഃࡢᅗࡢ⦪㍈ࡣᗄఱ㧗ᗘ࡛༢఩ࡣ
ft, ᶓ㍈ࡣ UTC ࡛⾲ࡋࡓ᫬้࡛࠶ࡿࠋỈⰍࡢⅬ

ࡣ HMU ᗄఱ㧗ᗘ㸪ᒣ྿ⰍࡢⅬࡣ ADS-B ᗄఱ㧗ᗘ࡛࠶ࡿࠋ㟷ࡢỈᖹ⥺ࡣ HMU ᗄఱ㧗ᗘࡢᖹᆒ㸪㉥ࡢỈᖹ⥺ࡣ ADS-B ᗄఱ㧗ᗘࡢᖹᆒࢆ⾲ࡍࠋࡇࡢ⯟㊧ࡢ౛࡛ࡣ㸪HMU ᗄఱ㧗ᗘࡢᖹᆒࡣ 34346.11 ft 㸪 ADS-B ᗄ ఱ 㧗 ᗘ ࡢ ᖹ ᆒ ࡣ34514.20 ft ࡛㸪ࡑࡢᕪࡣ 168.08 ft ࡛࠶ࡿࠋ⯟㊧ẖࡢ ADS-B ᗄఱ㧗ᗘࡢᖹᆒ࠿ࡽ HMU ᗄఱ㧗ᗘࡢᖹᆒࢆᘬ࠸ࡓᕪ㸦௨ୗ㸪ᗄఱ㧗ᗘᕪ㸧ࢆ⏝࠸ࡓᗄఱ㧗ᗘᇶ‽ࡢุู᪉ᘧ࡟ࡘ࠸࡚㸪௨ୗ࡟ㄝ᫂ࡍࡿࠋ
3.2 ᗄఱ㧗ᗘᕪࢆ⏝࠸ࡓ ADS-B ᗄఱ㧗ᗘᇶ‽ࡢุู2020 ᖺ 1 ᭶ 20 ᪥࠿ࡽ 2020 ᖺ 2 ᭶ 20 ᪥ࡲ࡛ࡢᮇ㛫࡛㸪௝ྎ HMU ࢹ࣮ࢱ࡜ᒾ἟ศᐊ࡟タ⨨ࡋࡓ ADS-B ཷಙᶵ࡛཰㞟ࡋࡓࢹ࣮ࢱࢆ⏝࠸࡚⯟㊧ẖࡢᗄఱ㧗ᗘᕪࢆồࡵࡓࠋᑐ㇟࡜࡞ࡿ⯟㊧ࡣ㸪ྠ୍ࡢ⯟✵ᶵ㸦࣮ࣔࢻ S ࢔ࢻࣞࢫࡀྠ୍㸧࡛㸪௝ྎ HMU ࡢ ᐃ⠊ᅖ㸦༙ᚄ 30 NM㸧࡟࠾࠸࡚㸪HMU ཷಙࢹ࣮ࢱ࠾ࡼࡧ ADS-B ࢹ࣮ࢱࡀ཮᪉ 100 Ⅼ௨ୖ཰㞟ࡉࢀࡓ⯟㊧࡜ࡋࡓࠋᅗ 2. ADS-B ࢹ࣮ࢱ཰㞟ᴫᛕᅗ

ᅗ 3. HMU㸭ADS-B ࡛཰㞟ࡋࡓ୍⯟㊧ࡢᗄఱ㧗ᗘࡢ᫬⣔ิࣉࣟࢵࢺ㸦ᕥᅗ㸧࠾ࡼࡧ⯟㊧࣐ࢵࣉ㸦ྑᅗ㸧ࡢ౛(ホ౯ᑐ㇟ࢹ࣮ࢱࡢ㛤ጞⅬ㸸‫ۍ‬㸪⤊஢Ⅼ㸸)ᅗ 3. HMU㸭ADS-B ࡛཰㞟ࡋࡓ୍⯟㊧ࡢᗄఱ㧗ᗘࡢ᫬⣔ิࣉࣟࢵࢺ㸦ᕥᅗ㸧࠾ࡼࡧ⯟㊧࣐ࢵࣉ㸦ྑᅗ㸧ࡢ౛(ホ౯ᑐ㇟ࢹ࣮ࢱࡢ㛤ጞⅬ㸸‫ۍ‬㸪⤊஢Ⅼ㸸)

- 7 -

- 7 -

令和３年度（第２１回）電子航法研究所発表会

ᑐ㇟࡜࡞ࡗࡓ 3256 ⯟㊧࡟ࡘ࠸࡚ࡢᗄఱ㧗ᗘᕪࡢᗘᩘศᕸࢆᅗ㸲࡟⾲ࡍࠋᶓ㍈ࡣᗄఱ㧗ᗘᕪ㸪⦪㍈ࡣ⯟㊧ᩘ࡛࠶ࡿࠋADS-B ᗄఱ㧗ᗘࡢ㔞Ꮚ໬༢఩ࡣ 25 ft ࡛࠶ࡿࡇ࡜࠿ࡽ[13]㸪㝵⣭ᖜࡣ
25 ft ࡜ࡋࡓࠋࢻ㠃ࡲ࡛ࡢ㧗ᗘᕪ࡛࠶ࡿ 131.17 ft ࡟㏆࠸ࠋࡇ
ࢀࡣ㸪ADS-B ᗄఱ㧗ᗘ࡜ࡋ࡚㸪ṇつศᕸ 1 ࡀ
HAE ࢆᨺ㏦ࡋ࡚࠸ࡿ⯟✵ᶵࡢ⯟㊧ࡢศᕸ㸪ṇつศᕸ 2 ࡀ HAG ࢆᨺ㏦ࡋ࡚࠸ࡿ⯟✵ᶵࡢ⯟㊧
ࡢศᕸ࡜⪃࠼ࡽࢀࡿࠋ

ᑐ㇟࡜࡞ࡗࡓ 3256 ⯟㊧࡟ࡘ࠸࡚ࡢᗄఱ㧗ᗘᕪࡢᗘᩘศᕸࢆᅗ㸲࡟⾲ࡍࠋᶓ㍈ࡣᗄఱ㧗ᗘᕪ㸪⦪㍈ࡣ⯟㊧ᩘ࡛࠶ࡿࠋADS-B ᗄఱ㧗ᗘࡢ㔞Ꮚ໬༢఩ࡣ 25 ft ࡛࠶ࡿࡇ࡜࠿ࡽ[13]㸪㝵⣭ᖜࡣ
25 ft ࡜ࡋࡓࠋࢻ㠃ࡲ࡛ࡢ㧗ᗘᕪ࡛࠶ࡿ 131.17 ft ࡟㏆࠸ࠋࡇ
ࢀࡣ㸪ADS-B ᗄఱ㧗ᗘ࡜ࡋ࡚㸪ṇつศᕸ 1 ࡀ
HAE ࢆᨺ㏦ࡋ࡚࠸ࡿ⯟✵ᶵࡢ⯟㊧ࡢศᕸ㸪ṇつศᕸ 2 ࡀ HAG ࢆᨺ㏦ࡋ࡚࠸ࡿ⯟✵ᶵࡢ⯟㊧
ࡢศᕸ࡜⪃࠼ࡽࢀࡿࠋ

3.2.1 ᭱ᑬ᥎ᐃ࡟ࡼࡿΰྜศᕸࡢ᥎ᐃ
඲⯟㊧ࡢᗄఱ㧗ᗘᕪࡢᗘᩘศᕸ㸦ᅗ 4㸧࠿ࡽ㸪ᗄఱ㧗ᗘᕪࡀ 125 ft ௨ୖ 150 ft ᮍ‶࡜࡞ࡿ⯟㊧ࡀ᭱ࡶከࡃ㸪25 ft ௨ୖ 50 ft ᮍ‶ࡢ㝵⣭࡟஧ࡘ┠ࡢࣆ࣮ࢡࡀ࠶ࡿࠋᗘᩘศᕸࡀ 2 ࡘࡢࣆ࣮ࢡࢆᣢࡘࡢ࡛ 2 ࡘࡢ⊂❧࡞ṇつศᕸࢆΰྜࡋࡓΰྜṇつศᕸ࡟ࡼࡾ୚࠼ࡽࢀࡿ࡜⪃࠼㸪ࡑࡢ࡜ࡁ࡟᭱ࡶࡼࡃ࠶࡚ࡣࡲࡿࣃ࣓࣮ࣛࢱ࡟ࡘ࠸࡚ᮇ
ᚅ್᭱኱໬(Expectation Maximization, EM)࢔ࣝ
ࢦࣜࢬ࣒ࢆ⏝࠸ࡓ᭱ᑬ᥎ᐃࢆ࠾ࡇ࡞ࡗࡓ[17]ࠋ
࡞࠾㸪᭱ᑬ᥎ᐃ࡟࠾࠸࡚ࡣ㸪඲⯟㊧ࡢᗄఱ㧗ᗘᕪ࡟ࡘ࠸࡚ᖹᆒPall,0 ࠾ࡼࡧᶆ‽೫ᕪVall,0 ࢆồࡵ㸪Pall,0 s3Vall,0 ࡢ⠊ᅖእࡢࢹ࣮ࢱࢆእࢀ್࡜ࡋ࡚
᥎ᐃ࡟ࡣ౑⏝ࡋ࡚࠸࡞࠸ࠋ
᭱ᑬ᥎ᐃ࡟ࡼࡾ㸪ṇつศᕸ 1 ࡢᖹᆒPall,1㸪ᶆ‽೫ᕪVall,1㸪ṇつศᕸ 2 ࡢᖹᆒPall,2㸪ᶆ‽೫ᕪ
Vall,2㸪࠾ࡼࡧṇつศᕸ 1 ࡜ 2 ࡢᵓᡂẚ rall,1㸪
rall,2 ࡢ ࣃ ࣛ ࣓ ࣮ ࢱ ࢆ ồ ࡵ ࡓ ⤖ ᯝ 㸪 ᖹ ᆒPall,1=160.80 ft, ᶆ‽೫ᕪ Vall,1=51.45 ft ࡢṇつศ
ᕸ 1 ࢆ rall,1=73.1%, ᖹᆒPall,2=29.37 ft, ᶆ‽೫ᕪ
Vall,2=25.35 ft ࡢṇつศᕸ 2 ࢆ rall,2=26.9%ࡢ๭ྜ࡛ΰྜࡋࡓΰྜṇつศᕸࡀᚓࡽࢀࡓࠋ᥎ᐃࡋࡓ
ศᕸࢆᅗ 4 ࡟ᗘᩘศᕸ࡜㔜ࡡ࡚♧ࡋࡓࠋ
2 ࡘࡢṇつศᕸࡢᖹᆒࡢᕪ 131.42 ft ࡣ㸪௝ྎ HMU ௜㏆࡟࠾ࡅࡿᆅ⌫ᴃ෇య㠃࠿ࡽࢪ࢜࢖

3.2.2 ⯟✵ᶵࢱ࢖ࣉࢢ࣮ࣝࣉẖࡢศᕸ᥎ᐃ
๓㡯࡛ࡣホ౯ᑐ㇟࡜࡞ࡿ඲⯟㊧࡟ᑐࡋ࡚ 2 ࡘ
ࡢṇつศᕸࢆΰྜࡋࡓΰྜṇつศᕸ࡟ࡼࡾ
ADS-B ࡜ HMU ࡢᗄఱ㧗ᗘᕪࡢศᕸࢆ᥎ᐃࡋ
ࡓࠋḟ࡟㸪㧗ᗘ⥔ᣢᛶ⬟ࡢ⢭ᗘࡀྠ୍࡛࠶ࡿ࡜
ࡳ࡞ࡏࡿᶵ✀ࡢ㞟ྜ࡛࠶ࡿ⯟✵ᶵࢱ࢖ࣉࢢ࣮ࣝ
ࣉẖ࡟ᗄఱ㧗ᗘᕪࡢศᕸࢆ᥎ᐃࡍࡿࠋ⯟✵ᶵࢱ࢖ࣉࢢ࣮ࣝࣉࡣ㸪ICAO ᩥ᭩[16]࡛つᐃࡉࢀ࡚࠾ࡾ㸪RMA ࡟࠾ࡅࡿ㧗ᗘ⥔ᣢᛶ⬟┘ど࡛ࡣ㸪⯟✵ᶵࢱ࢖ࣉࢢ࣮ࣝࣉẖ࡟ホ౯ࢆ⾜ࡗ࡚࠸ࡿࠋ
ADS-B ᗄఱ㧗ᗘ࡜ࡋ࡚ HAE ࡜ HAG ࡀΰᅾࡋ࡚࠸ࡿሙྜࡢศᕸᩘࡣ 2 ࡘ㸪HAE ࡲࡓࡣ
HAG ࡢࡳࡢศᕸᩘࡣ 1 ࡘ࡛࠶ࡿ࡜⪃࠼㸪ศᕸᩘࢆ⤫ィⓗ࡟㑅ᢥࡍࡿࡓࡵ࡟㸪࣋࢖ࢬ᝟ሗ㔞つ‽(BIC)ࢆ⏝࠸ࡓ[18]ࠋ
ලయⓗ࡟ࡣ㸪ࡲࡎ㸪⊂❧࡞ d㸦=1 ࡲࡓࡣ 2㸧ಶࡢṇつศᕸࢆΰྜࡋࡓΰྜṇつศᕸ࡟ᑐࡋ㸪᭱ᑬ᥎ᐃ࡟ࡼࡾ☜⋡ᐦᗘ㛵ᩘࢆ᥎ᐃࡋ㸪BIC ࢆィ⟬ࡍࡿࠋศᕸᩘ d ࡟ᛂࡌࡓ BIC ࡀࡼࡾᑠࡉ
࠸⤫ィࣔࢹࣝࡀ㸪ࡼࡾ㐺ྜᗘࡢ㧗࠸㏆ఝࢆ୚࠼ࡿࡇ࡜࠿ࡽศᕸᩘࢆ㑅ᢥࡋ㸪ศᕸࢆ᥎ᐃࡋࡓࠋ
࡞࠾㸪᭱ᑬ᥎ᐃ࡟࠾࠸࡚ࡣ㸪๓㡯࡜ྠᵝ࡟㸪ྛ⯟✵ᶵࢱ࢖ࣉࢢ࣮ࣝࣉࡢ඲⯟㊧ࡢᗄఱ㧗ᗘᕪ࡟ࡘ࠸࡚ᖹᆒ P ࠾ࡼࡧᶆ‽೫ᕪ V0 ࢆồࡵ㸪 P0 s
3V0 ࡢ⠊ᅖእࡢࢹ࣮ࢱࢆእࢀ್࡜ࡋ࡚᥎ᐃ࡟ࡣ
౑⏝ࡋ࡚࠸࡞࠸ࠋ
඲⯟㊧࠾ࡼࡧ⯟✵ᶵࢱ࢖ࣉࢢ࣮ࣝࣉẖࡢ⯟㊧
ᩘ㸪BIC ࡟ࡼࡾ㑅ᢥࡋࡓศᕸᩘ d㸪ྛศᕸࡢᖹ
ᆒ P 㸪ᶆ‽೫ᕪ V 㸪ࡑࢀࡒࢀࡢศᕸࡢᵓᡂẚ r
ࢆ⾲ 1 ࡟♧ࡍࠋ࡞࠾㸪⤫ィฎ⌮࡟ࡼࡾホ౯ࡍࡿࡓࡵ㸪⯟㊧ᩘࡀ 32 ᮍ‶ࡢ⯟✵ᶵࢱ࢖ࣉࢢ࣮ࣝ
ࣉ࡛࠶ࡿ A340, B744-5, MD11 ➼ࡢ 18 ✀࠾ࡼࡧ⯟✵ᶵࢱ࢖ࣉࢢ࣮ࣝࣉࡀ୙᫂ࡢ⯟✵ᶵ࡟ࡘ࠸࡚
ࡣ㸪ᮏሗ࿌࡛ࡣศᕸ᥎ᐃࢆ⾜ࡗ࡚࠸࡞࠸ࠋ
᥎ᐃࡋࡓྛศᕸ࡟࠾࠸࡚㸪ADS-B ᗄఱ㧗ᗘ
ࡀ HAE ࡲࡓࡣ HAG ࡟ࡼࡿศᕸ࠿ࢆุᐃࡍࡿ
ࡓࡵ㸪௨ୗࡢᘧࢆ⏝࠸ࡓࠋྛศᕸࡢᖹᆒ Pࡀ,๓㡯࡛ồࡵࡓ඲⯟㊧ࡢ HAE/HAG ࡢศᕸࡢᖹᆒ࡜

3.2.1 ᭱ᑬ᥎ᐃ࡟ࡼࡿΰྜศᕸࡢ᥎ᐃ
඲⯟㊧ࡢᗄఱ㧗ᗘᕪࡢᗘᩘศᕸ㸦ᅗ 4㸧࠿ࡽ㸪ᗄఱ㧗ᗘᕪࡀ 125 ft ௨ୖ 150 ft ᮍ‶࡜࡞ࡿ⯟㊧ࡀ᭱ࡶከࡃ㸪25 ft ௨ୖ 50 ft ᮍ‶ࡢ㝵⣭࡟஧ࡘ┠ࡢࣆ࣮ࢡࡀ࠶ࡿࠋᗘᩘศᕸࡀ 2 ࡘࡢࣆ࣮ࢡࢆᣢࡘࡢ࡛ 2 ࡘࡢ⊂❧࡞ṇつศᕸࢆΰྜࡋࡓΰྜṇつศᕸ࡟ࡼࡾ୚࠼ࡽࢀࡿ࡜⪃࠼㸪ࡑࡢ࡜ࡁ࡟᭱ࡶࡼࡃ࠶࡚ࡣࡲࡿࣃ࣓࣮ࣛࢱ࡟ࡘ࠸࡚ᮇ
ᚅ್᭱኱໬(Expectation Maximization, EM)࢔ࣝ
ࢦࣜࢬ࣒ࢆ⏝࠸ࡓ᭱ᑬ᥎ᐃࢆ࠾ࡇ࡞ࡗࡓ[17]ࠋ
࡞࠾㸪᭱ᑬ᥎ᐃ࡟࠾࠸࡚ࡣ㸪඲⯟㊧ࡢᗄఱ㧗ᗘᕪ࡟ࡘ࠸࡚ᖹᆒPall,0 ࠾ࡼࡧᶆ‽೫ᕪVall,0 ࢆồࡵ㸪Pall,0 s3Vall,0 ࡢ⠊ᅖእࡢࢹ࣮ࢱࢆእࢀ್࡜ࡋ࡚
᥎ᐃ࡟ࡣ౑⏝ࡋ࡚࠸࡞࠸ࠋ
᭱ᑬ᥎ᐃ࡟ࡼࡾ㸪ṇつศᕸ 1 ࡢᖹᆒPall,1㸪ᶆ‽೫ᕪVall,1㸪ṇつศᕸ 2 ࡢᖹᆒPall,2㸪ᶆ‽೫ᕪ
Vall,2㸪࠾ࡼࡧṇつศᕸ 1 ࡜ 2 ࡢᵓᡂẚ rall,1㸪
rall,2 ࡢ ࣃ ࣛ ࣓ ࣮ ࢱ ࢆ ồ ࡵ ࡓ ⤖ ᯝ 㸪 ᖹ ᆒPall,1=160.80 ft, ᶆ‽೫ᕪ Vall,1=51.45 ft ࡢṇつศ
ᕸ 1 ࢆ rall,1=73.1%, ᖹᆒPall,2=29.37 ft, ᶆ‽೫ᕪ
Vall,2=25.35 ft ࡢṇつศᕸ 2 ࢆ rall,2=26.9%ࡢ๭ྜ࡛ΰྜࡋࡓΰྜṇつศᕸࡀᚓࡽࢀࡓࠋ᥎ᐃࡋࡓ
ศᕸࢆᅗ 4 ࡟ᗘᩘศᕸ࡜㔜ࡡ࡚♧ࡋࡓࠋ
2 ࡘࡢṇつศᕸࡢᖹᆒࡢᕪ 131.42 ft ࡣ㸪௝ྎ HMU ௜㏆࡟࠾ࡅࡿᆅ⌫ᴃ෇య㠃࠿ࡽࢪ࢜࢖

3.2.2 ⯟✵ᶵࢱ࢖ࣉࢢ࣮ࣝࣉẖࡢศᕸ᥎ᐃ
๓㡯࡛ࡣホ౯ᑐ㇟࡜࡞ࡿ඲⯟㊧࡟ᑐࡋ࡚ 2 ࡘ
ࡢṇつศᕸࢆΰྜࡋࡓΰྜṇつศᕸ࡟ࡼࡾ
ADS-B ࡜ HMU ࡢᗄఱ㧗ᗘᕪࡢศᕸࢆ᥎ᐃࡋ
ࡓࠋḟ࡟㸪㧗ᗘ⥔ᣢᛶ⬟ࡢ⢭ᗘࡀྠ୍࡛࠶ࡿ࡜
ࡳ࡞ࡏࡿᶵ✀ࡢ㞟ྜ࡛࠶ࡿ⯟✵ᶵࢱ࢖ࣉࢢ࣮ࣝ
ࣉẖ࡟ᗄఱ㧗ᗘᕪࡢศᕸࢆ᥎ᐃࡍࡿࠋ⯟✵ᶵࢱ࢖ࣉࢢ࣮ࣝࣉࡣ㸪ICAO ᩥ᭩[16]࡛つᐃࡉࢀ࡚࠾ࡾ㸪RMA ࡟࠾ࡅࡿ㧗ᗘ⥔ᣢᛶ⬟┘ど࡛ࡣ㸪⯟✵ᶵࢱ࢖ࣉࢢ࣮ࣝࣉẖ࡟ホ౯ࢆ⾜ࡗ࡚࠸ࡿࠋ
ADS-B ᗄఱ㧗ᗘ࡜ࡋ࡚ HAE ࡜ HAG ࡀΰᅾࡋ࡚࠸ࡿሙྜࡢศᕸᩘࡣ 2 ࡘ㸪HAE ࡲࡓࡣ
HAG ࡢࡳࡢศᕸᩘࡣ 1 ࡘ࡛࠶ࡿ࡜⪃࠼㸪ศᕸᩘࢆ⤫ィⓗ࡟㑅ᢥࡍࡿࡓࡵ࡟㸪࣋࢖ࢬ᝟ሗ㔞つ‽(BIC)ࢆ⏝࠸ࡓ[18]ࠋ
ලయⓗ࡟ࡣ㸪ࡲࡎ㸪⊂❧࡞ d㸦=1 ࡲࡓࡣ 2㸧ಶࡢṇつศᕸࢆΰྜࡋࡓΰྜṇつศᕸ࡟ᑐࡋ㸪᭱ᑬ᥎ᐃ࡟ࡼࡾ☜⋡ᐦᗘ㛵ᩘࢆ᥎ᐃࡋ㸪BIC ࢆィ⟬ࡍࡿࠋศᕸᩘ d ࡟ᛂࡌࡓ BIC ࡀࡼࡾᑠࡉ
࠸⤫ィࣔࢹࣝࡀ㸪ࡼࡾ㐺ྜᗘࡢ㧗࠸㏆ఝࢆ୚࠼ࡿࡇ࡜࠿ࡽศᕸᩘࢆ㑅ᢥࡋ㸪ศᕸࢆ᥎ᐃࡋࡓࠋ
࡞࠾㸪᭱ᑬ᥎ᐃ࡟࠾࠸࡚ࡣ㸪๓㡯࡜ྠᵝ࡟㸪ྛ⯟✵ᶵࢱ࢖ࣉࢢ࣮ࣝࣉࡢ඲⯟㊧ࡢᗄఱ㧗ᗘᕪ࡟ࡘ࠸࡚ᖹᆒ P ࠾ࡼࡧᶆ‽೫ᕪ V0 ࢆồࡵ㸪 P0 s
3V0 ࡢ⠊ᅖእࡢࢹ࣮ࢱࢆእࢀ್࡜ࡋ࡚᥎ᐃ࡟ࡣ
౑⏝ࡋ࡚࠸࡞࠸ࠋ
඲⯟㊧࠾ࡼࡧ⯟✵ᶵࢱ࢖ࣉࢢ࣮ࣝࣉẖࡢ⯟㊧
ᩘ㸪BIC ࡟ࡼࡾ㑅ᢥࡋࡓศᕸᩘ d㸪ྛศᕸࡢᖹ
ᆒ P 㸪ᶆ‽೫ᕪ V 㸪ࡑࢀࡒࢀࡢศᕸࡢᵓᡂẚ r
ࢆ⾲ 1 ࡟♧ࡍࠋ࡞࠾㸪⤫ィฎ⌮࡟ࡼࡾホ౯ࡍࡿࡓࡵ㸪⯟㊧ᩘࡀ 32 ᮍ‶ࡢ⯟✵ᶵࢱ࢖ࣉࢢ࣮ࣝ
ࣉ࡛࠶ࡿ A340, B744-5, MD11 ➼ࡢ 18 ✀࠾ࡼࡧ⯟✵ᶵࢱ࢖ࣉࢢ࣮ࣝࣉࡀ୙᫂ࡢ⯟✵ᶵ࡟ࡘ࠸࡚
ࡣ㸪ᮏሗ࿌࡛ࡣศᕸ᥎ᐃࢆ⾜ࡗ࡚࠸࡞࠸ࠋ
᥎ᐃࡋࡓྛศᕸ࡟࠾࠸࡚㸪ADS-B ᗄఱ㧗ᗘ
ࡀ HAE ࡲࡓࡣ HAG ࡟ࡼࡿศᕸ࠿ࢆุᐃࡍࡿ
ࡓࡵ㸪௨ୗࡢᘧࢆ⏝࠸ࡓࠋྛศᕸࡢᖹᆒ Pࡀ,๓㡯࡛ồࡵࡓ඲⯟㊧ࡢ HAE/HAG ࡢศᕸࡢᖹᆒ࡜

ᅗ 4. ADS-B ࡜ HMU ࡢᗄఱ㧗ᗘᕪ࠾ࡼࡧ᥎ᐃࡋࡓΰྜṇつศᕸ

- 8 -

ᅗ 4. ADS-B ࡜ HMU ࡢᗄఱ㧗ᗘᕪ࠾ࡼࡧ᥎ᐃࡋࡓΰྜṇつศᕸ

- 8 -令和３年度（第２１回）電子航法研究所発表会ᶆ‽೫ᕪࢆ⏝࠸ࡓ᮲௳ (1)ᘧࢆ‶ࡓࡏࡤ ADS-Bᗄఱ㧗ᗘࡀ HAE ࡛࠶ࡿศᕸ, (2)ࢆ‶ࡓࡏࡤ
HAG ࡛࠶ࡿศᕸ࡜ุᐃࡋࡓࠋ⤖ᯝࢆ⾲ 1 ࡢ᭱⤊ิ࡟グࡋࡓࠋ
XHDall ӌ P < Pall,1 + 2Vall,1  ͐(1)Pall,2 㸫 2Vall,2 < P < XHDall    ͐(2)HAG ࡜ HAE ࡢቃ⏺࡛࠶ࡿ XHDall=70.07 ft ࡣ(a-1) HAE ศᕸࡢࡳ㸦ศᕸᩘ=1㸧㻌ᅗ 4 ࡢ㟷⥺࡜⥳⥺ࡢ஺Ⅼ㸪ࡍ࡞ࢃࡕ 2 ࡘࡢṇつศᕸࡢ☜⋡ᐦᗘ㛵ᩘࡀྠࡌ್࡟࡞ࡿᗄఱ㧗ᗘᕪ࡜ࡋࡓࠋุᐃࢆ⾜ࡗࡓ⤖ᯝ㸪ADS-B ᗄఱ㧗ᗘࡀ HAE
࡛࠶ࡿศᕸࡢࡳࡢሙྜ࡜ HAE ࡜ HAG ࡢศᕸࡀΰᅾࡍࡿሙྜࡢ 2 ✀㢮ࡢ⯟✵ᶵࢱ࢖ࣉࢢ࣮ࣝ
ࣉࡀᏑᅾࡋࡓࠋHAE ࡢศᕸࡢࡳ࡜᥎ᐃࡋࡓ⯟✵ᶵࢱ࢖ࣉࢢ࣮ࣝࣉࡢ☜⋡ᐦᗘ㛵ᩘ࡜ᗘᩘศᕸ
ࢆࣉࣟࢵࢺࡋࡓ⤖ᯝࡢ౛ࢆᅗ 5(a-1)(a-2)࡟ 㸪
HAE ࡜ HAG ࡢศᕸࡀΰᅾࡋ࡚࠸ࡿ࡜᥎ᐃࡋࡓ
⯟✵ᶵࢱ࢖ࣉࢢ࣮ࣝࣉࡢ⤖ᯝࡢ౛ࢆᅗ 5(b)࡟♧ࡍࠋ
HAE ࡢศᕸࡢࡳ࡜᥎ᐃࡋࡓ⯟✵ᶵࢱ࢖ࣉࢢࣝ ࣮ ࣉ ࡣ B744-10, B748, B787, A330, A350,
A380 ࡛࠶ࡗࡓࠋB744-10 ࡜ A350 ࡣ d=1 ࡼࡾ
d=2 ࡢΰྜṇつศᕸࡢ㐺ྜᗘࡀ㧗࠿ࡗࡓࡀ㸪2ࡘࡢศᕸࡢᖹᆒ್ࡀ୧᪉࡜ࡶ(1)ᘧࢆ‶ࡓࡍࡓᶆ‽೫ᕪࢆ⏝࠸ࡓ᮲௳ (1)ᘧࢆ‶ࡓࡏࡤ ADS-Bᗄఱ㧗ᗘࡀ HAE ࡛࠶ࡿศᕸ, (2)ࢆ‶ࡓࡏࡤ
HAG ࡛࠶ࡿศᕸ࡜ุᐃࡋࡓࠋ⤖ᯝࢆ⾲ 1 ࡢ᭱⤊ิ࡟グࡋࡓࠋ
XHDall ӌ P < Pall,1 + 2Vall,1  ͐(1)Pall,2 㸫 2Vall,2 < P < XHDall    ͐(2)HAG ࡜ HAE ࡢቃ⏺࡛࠶ࡿ XHDall=70.07 ft ࡣ(a-1) HAE ศᕸࡢࡳ㸦ศᕸᩘ=1㸧㻌ᅗ 4 ࡢ㟷⥺࡜⥳⥺ࡢ஺Ⅼ㸪ࡍ࡞ࢃࡕ 2 ࡘࡢṇつศᕸࡢ☜⋡ᐦᗘ㛵ᩘࡀྠࡌ್࡟࡞ࡿᗄఱ㧗ᗘᕪ࡜ࡋࡓࠋุᐃࢆ⾜ࡗࡓ⤖ᯝ㸪ADS-B ᗄఱ㧗ᗘࡀ HAE
࡛࠶ࡿศᕸࡢࡳࡢሙྜ࡜ HAE ࡜ HAG ࡢศᕸࡀΰᅾࡍࡿሙྜࡢ 2 ✀㢮ࡢ⯟✵ᶵࢱ࢖ࣉࢢ࣮ࣝ
ࣉࡀᏑᅾࡋࡓࠋHAE ࡢศᕸࡢࡳ࡜᥎ᐃࡋࡓ⯟✵ᶵࢱ࢖ࣉࢢ࣮ࣝࣉࡢ☜⋡ᐦᗘ㛵ᩘ࡜ᗘᩘศᕸࢆ ࣉ ࣟ ࢵ ࢺࡋ ࡓ⤖ ᯝࡢ ౛ ࢆ ᅗ 5(a-1)(a-2)࡟ 㸪
HAE ࡜ HAG ࡢศᕸࡀΰᅾࡋ࡚࠸ࡿ࡜᥎ᐃࡋࡓ
⯟✵ᶵࢱ࢖ࣉࢢ࣮ࣝࣉࡢ⤖ᯝࡢ౛ࢆᅗ 5(b)࡟♧ࡍࠋ
HAE ࡢศᕸࡢࡳ࡜᥎ᐃࡋࡓ⯟✵ᶵࢱ࢖ࣉࢢࣝ ࣮ ࣉ ࡣ B744-10, B748, B787, A330, A350,
A380 ࡛࠶ࡗࡓࠋB744-10 ࡜ A350 ࡣ d=1 ࡼࡾ
d=2 ࡢΰྜṇつศᕸࡢ㐺ྜᗘࡀ㧗࠿ࡗࡓࡀ㸪2ࡘࡢศᕸࡢᖹᆒ್ࡀ୧᪉࡜ࡶ(1)ᘧࢆ‶ࡓࡍࡓ⾲ 1 ᗄఱ㧗ᗘᕪศᕸࡢ᥎ᐃ⤖ᯝࢢ࣮ࣝࣉ(⯟㊧ᩘ*)(a-2) HAE ศᕸࡢࡳ㸦ศᕸᩘ=2㸧

(b) HAE/HAG ΰᅾศᕸᅗ 5. ⯟✵ᶵࢱ࢖ࣉࢢ࣮ࣝࣉẖࡢᗄఱ㧗ᗘᕪࡢᗘᩘศᕸ࡜᥎ᐃࡋࡓศᕸࡢ౛d඲⯟㊧( 3256 / 3246 )2

B737NX( 1031 / 1030 )2

B744-10( 108 / 104 )2

B748( 90 / 89 )1

B767
( 371 / 370 )2

B772( 380 /379 )2

B773( 409 / 409 )2

B787( 254 / 254 )1

A320( 171 / 170 )2

A330( 37 / 36 )1

A350
( 173 / 173 )2ᖹᆒȣ ೫ᕪȪ ᵓᡂẚ
[ft]
[ft]
r(%)

ADS-B
ᗄఱ㧗ᗘ

160.95

51.31

73.0

HAE

29.47

25.39

27.0

HAG

158.09

45.39

65.0

HAE

31.22

27.12

35.0

HAG

225.50

44.98

50.8

HAE

153.94

22.52

49.2

HAE

189.92

46.30

100

HAE

36.38

26.64

80.4

HAG

129.11

56.04

19.6

HAE

169.58

52.95

69.2

HAE

29.21

31.56

30.8

HAG

182.51

49.22

84.2

HAE

30.43

26.13

15.8

HAG

155.18

40.77

100

HAE

35.96

22.39

62.3

HAG

158.80

39.22

37.7

HAE

128.55

34.40

100

HAE

136.91

22.95

75.9

HAE

186.22

48.37

24.1

HAE

A380
1 164.70 38.63
100
HAE( 36 / 36 )
㸨⯟㊧ᩘ㸸 ඲⯟㊧ᩘ㸭᭱ᑬ᥎ᐃ࡛౑⏝ࡋࡓ⯟㊧ᩘ- 9 -⾲ 1 ᗄఱ㧗ᗘᕪศᕸࡢ᥎ᐃ⤖ᯝ(a-2) HAE ศᕸࡢࡳ㸦ศᕸᩘ=2㸧

(b) HAE/HAG ΰᅾศᕸᅗ 5. ⯟✵ᶵࢱ࢖ࣉࢢ࣮ࣝࣉẖࡢᗄఱ㧗ᗘᕪࡢᗘᩘศᕸ࡜᥎ᐃࡋࡓศᕸࡢ౛

ࢢ࣮ࣝࣉ(⯟㊧ᩘ*)d඲⯟㊧( 3256 / 3246 )2

B737NX( 1031 / 1030 )2

B744-10( 108 / 104 )2

B748( 90 / 89 )1

B767
( 371 / 370 )2

B772( 380 /379 )2

B773( 409 / 409 )2

B787( 254 / 254 )1

A320( 171 / 170 )2

A330( 37 / 36 )1

A350
( 173 / 173 )2ᖹᆒȣ ೫ᕪȪ ᵓᡂẚ
[ft]
[ft]
r(%)

ADS-B
ᗄఱ㧗ᗘ

160.95

51.31

73.0

HAE

29.47

25.39

27.0

HAG

158.09

45.39

65.0

HAE

31.22

27.12

35.0

HAG

225.50

44.98

50.8

HAE

153.94

22.52

49.2

HAE

189.92

46.30

100

HAE

36.38

26.64

80.4

HAG

129.11

56.04

19.6

HAE

169.58

52.95

69.2

HAE

29.21

31.56

30.8

HAG

182.51

49.22

84.2

HAE

30.43

26.13

15.8

HAG

155.18

40.77

100

HAE

35.96

22.39

62.3

HAG

158.80

39.22

37.7

HAE

128.55

34.40

100

HAE

136.91

22.95

75.9

HAE

186.22

48.37

24.1

HAE

A380
1 164.70 38.63
100
HAE( 36 / 36 )
㸨⯟㊧ᩘ㸸 ඲⯟㊧ᩘ㸭᭱ᑬ᥎ᐃ࡛౑⏝ࡋࡓ⯟㊧ᩘ- 9 -令和３年度（第２１回）電子航法研究所発表会

ࡵ HAE ࡢࡳࡢศᕸ࡜᥎ᐃࡋࡓࠋࡲࡓ㸪A330
࡟ࡘ࠸࡚ࡣ㸪ADS-B ᗄఱ㧗ᗘࡀ HAE ࡜ HAG
ࡢ⯟✵ᶵࡀΰᅾࡋ࡚࠸ࡿࡇ࡜ࡀ Airbus ♫ࡼࡾሗ࿌ࡉࢀ࡚࠸ࡿ[19]ࡀ㸪௒ᅇࡢホ౯ᑐ㇟࡜࡞ࡗ
ࡓࢹ࣮ࢱ࡟࠾࠸࡚ࡣ HAE ࢆᨺ㏦ࡍࡿ⯟✵ᶵࡢ
⯟㊧ࡢࡳࡀྵࡲࢀ࡚࠸ࡓྍ⬟ᛶࡀ㧗࠸ࠋ
HAE ࡜ HAG ࡢศᕸࡀΰᅾࡋ࡚࠸ࡿ࡜᥎ᐃࡋࡓ ⯟ ✵ ᶵ ࢱ ࢖ ࣉ ࢢ ࣝ ࣮ ࣉ ࡣ 㸪 B737NX, B767,
B772, B773, A320 ࡛࠶ࡗࡓࠋ
3.2.3 ⯟✵ᶵࡢ ADS-B ᗄఱ㧗ᗘᇶ‽ࡢุู๓㡯ࡲ࡛࡟㸪⯟㊧ࡢᗄఱ㧗ᗘᕪࡢᗘᩘศᕸ࠿
ࡽ㸪⯟✵ᶵࢱ࢖ࣉࢢ࣮ࣝࣉẖ࡟ ADS-B ᗄఱ㧗ᗘࡀ HAG ࡢሙྜ࡜ HAE ࡢሙྜࡢᗄఱ㧗ᗘᕪࡢศᕸࢆ᥎ᐃ࡛ࡁࡓࠋࡇࡢศᕸࡢ☜⋡ᐦᗘ㛵ᩘࢆ⏝࠸㸪ྛ⯟✵ᶵࡢᗄఱ㧗ᗘᕪ࡟࠾ࡅࡿ☜⋡ᐦᗘࢆồࡵ㸪⯟✵ᶵࡀᨺ㏦ࡋ࡚࠸ࡿ ADS-B ᗄఱ㧗ᗘࡀ HAG ࠿ HAE ࢆุูࡍࡿᡭἲࢆ㛤Ⓨࡋࡓࠋ࡞࠾㸪௒ᅇࡢホ౯ᮇ㛫୰㸪」ᩘࡢ⯟㊧ࡢᗄఱ㧗ᗘᕪࡀᚓࡽࢀ࡚࠸ࡿ⯟✵ᶵ࡟ࡘ࠸࡚ࡣ㸪⯟㊧ẖࡢ☜⋡ᐦᗘࡢ┦஌ᖹᆒࢆ⏝࠸ࡓࠋุูᑐ㇟࡜࡞ࡿ⯟✵ᶵࡀᒓࡍࡿ⯟✵ᶵࢱ࢖ࣉࢢ࣮ࣝࣉ࡟࠾ࡅࡿ᥎ᐃศᕸࡢ☜⋡ᐦᗘ㛵ᩘࢆ
pdf_i (x) 㸦i ࡣศᕸࡢ␒ྕࡲࡓࡣ HAE/HAG ࡜
グ㏙ࠋ㸧㸪pdf_i (x) ࡢᖹᆒ㸪ᶆ‽೫ᕪࢆ PL , Vi 㸪⯟㊧ࡢᗄఱ㧗ᗘᕪࢆ dH(j) 㸦j ࡣᙜヱ⯟✵ᶵࡢ
⯟㊧ࡢ␒ྕࠋ⯟㊧ᩘ=n ࡢሙྜ㸪j=1, ͐ ,n㸧࡜ࡍࡿ࡜㸪ᙜヱ⯟✵ᶵࡢศᕸ i ࡟࠾ࡅࡿ☜⋡ᐦᗘࡢ┦஌ᖹᆒ pd_i ࡣ㸪೙‫̴݀݌‬௜ ൌ ටς௡௝ୀଵ ‫̴݂݀݌‬௜ ൫݀‫ܪ‬ሺ݆ሻ൯㻌 㻌

pd_2 ൒ pdf_2 (P + 1.96 V2)ࡢሙྜ㸪ุᐃ⤖ᯝࡣ HAE㸪ࡑࢀ௨እࡢሙྜࡣ
ุู୙⬟࡜ࡋࡓࠋࡍ࡞ࢃࡕ㸪࠸ࡎࢀ࠿ࡢ᥎ᐃศ
ᕸࡢ 95%௨ෆ࡟ධࡗ࡚࠸ࡿሙྜ࡟ HAE ࡜ࡋࡓࠋ(3) ᥎ ᐃ ศ ᕸ ᩘ =2 㸦 i =HAG,HAE 㸧 ࡛
HAG/HAE ࡀΰᅾࡋ࡚࠸ࡿሙྜ
ࡲࡎ㸪
pd_HAE ൏ pdf_HAE (PB+$( + 1.96 V_HAE)
࠿ࡘ
pd_HAG ൏ pdf_HAG (PB+$G + 1.96 V_HAG)ࡢሙྜ㸪ࡍ࡞ࢃࡕ㸪࠸ࡎࢀࡢ᥎ᐃศᕸࡢ 95%௨ෆ࡟ධࡗ࡚࠸࡞࠸ሙྜࡣ㸪ุᐃ⤖ᯝࡣุู୙
⬟࡜ࡋࡓࠋୖグ௨እࡢሙྜ㸪ᙜヱ⯟✵ᶵࡢᗄఱ㧗ᗘᕪ࡟ࡘ࠸࡚㸪HAG ࡜ HAE ࡢ཮᪉ࡢศᕸ࡟࠾ࡅࡿ☜⋡ᐦᗘࡢẚ
P_HAG = pd_HAG / (pd_HAG + pd_HAE)
P_HAE = pd_HAE / (pd_HAG + pd_HAE)( P_HAG + P_HAE = 1 )ࢆồࡵ㸪
P_HAG ൒ 95% ࡢሙྜ㸪ุᐃ⤖ᯝࡣ HAG㸪
P_HAE ൒ 95% ࡢሙྜ㸪ุᐃ⤖ᯝࡣ HAE㸪ࡑࢀ௨እࡢሙྜࡣุู୙⬟࡜ࡋࡓࠋ࡞࠾㸪dH(j) ࡀ pdf_i (x) ࡢ PL s3VL ࡢ⠊ᅖእ㸦ศᕸᩘ=2 ࡢሙྜࡣ㸪୧᪉ࡢศᕸ࡟ᑐࡋ࡚⠊ᅖእࡢሙྜ㸧ࡢ⯟㊧࡟ࡘ࠸࡚ࡣ㸪እࢀ್࡜ࡋ࡚
☜⋡ᐦᗘࡢ┦஌ᖹᆒࡢ⟬ฟ࡟ࡣ⏝࠸࡚࠸࡞࠸ࠋ
ࡲࡓ㸪እࢀ್ࡢ⯟㊧ࡢࡳࡢ⯟✵ᶵࡢุู⤖ᯝࡣ㸪ุู୙⬟࡜ࡋࡓࠋ

ࡵ HAE ࡢࡳࡢศᕸ࡜᥎ᐃࡋࡓࠋࡲࡓ㸪A330
࡟ࡘ࠸࡚ࡣ㸪ADS-B ᗄఱ㧗ᗘࡀ HAE ࡜ HAG
ࡢ⯟✵ᶵࡀΰᅾࡋ࡚࠸ࡿࡇ࡜ࡀ Airbus ♫ࡼࡾሗ࿌ࡉࢀ࡚࠸ࡿ[19]ࡀ㸪௒ᅇࡢホ౯ᑐ㇟࡜࡞ࡗ
ࡓࢹ࣮ࢱ࡟࠾࠸࡚ࡣ HAE ࢆᨺ㏦ࡍࡿ⯟✵ᶵࡢ
⯟㊧ࡢࡳࡀྵࡲࢀ࡚࠸ࡓྍ⬟ᛶࡀ㧗࠸ࠋ
HAE ࡜ HAG ࡢศᕸࡀΰᅾࡋ࡚࠸ࡿ࡜᥎ᐃࡋࡓ ⯟ ✵ ᶵ ࢱ ࢖ ࣉ ࢢ ࣝ ࣮ ࣉ ࡣ 㸪 B737NX, B767,
B772, B773, A320 ࡛࠶ࡗࡓࠋ
3.2.3 ⯟✵ᶵࡢ ADS-B ᗄఱ㧗ᗘᇶ‽ࡢุู๓㡯ࡲ࡛࡟㸪⯟㊧ࡢᗄఱ㧗ᗘᕪࡢᗘᩘศᕸ࠿
ࡽ㸪⯟✵ᶵࢱ࢖ࣉࢢ࣮ࣝࣉẖ࡟ ADS-B ᗄఱ㧗ᗘࡀ HAG ࡢሙྜ࡜ HAE ࡢሙྜࡢᗄఱ㧗ᗘᕪࡢศᕸࢆ᥎ᐃ࡛ࡁࡓࠋࡇࡢศᕸࡢ☜⋡ᐦᗘ㛵ᩘࢆ⏝࠸㸪ྛ⯟✵ᶵࡢᗄఱ㧗ᗘᕪ࡟࠾ࡅࡿ☜⋡ᐦᗘࢆồࡵ㸪⯟✵ᶵࡀᨺ㏦ࡋ࡚࠸ࡿ ADS-B ᗄఱ㧗ᗘࡀ HAG ࠿ HAE ࢆุูࡍࡿᡭἲࢆ㛤Ⓨࡋࡓࠋ࡞࠾㸪௒ᅇࡢホ౯ᮇ㛫୰㸪」ᩘࡢ⯟㊧ࡢᗄఱ㧗ᗘᕪࡀᚓࡽࢀ࡚࠸ࡿ⯟✵ᶵ࡟ࡘ࠸࡚ࡣ㸪⯟㊧ẖࡢ☜⋡ᐦᗘࡢ┦஌ᖹᆒࢆ⏝࠸ࡓࠋุูᑐ㇟࡜࡞ࡿ⯟✵ᶵࡀᒓࡍࡿ⯟✵ᶵࢱ࢖ࣉࢢ࣮ࣝࣉ࡟࠾ࡅࡿ᥎ᐃศᕸࡢ☜⋡ᐦᗘ㛵ᩘࢆ
pdf_i (x) 㸦i ࡣศᕸࡢ␒ྕࡲࡓࡣ HAE/HAG ࡜
グ㏙ࠋ㸧㸪pdf_i (x) ࡢᖹᆒ㸪ᶆ‽೫ᕪࢆ PL , Vi 㸪⯟㊧ࡢᗄఱ㧗ᗘᕪࢆ dH(j) 㸦j ࡣᙜヱ⯟✵ᶵࡢ
⯟㊧ࡢ␒ྕࠋ⯟㊧ᩘ=n ࡢሙྜ㸪j=1, ͐ ,n㸧࡜ࡍࡿ࡜㸪ᙜヱ⯟✵ᶵࡢศᕸ i ࡟࠾ࡅࡿ☜⋡ᐦᗘࡢ┦஌ᖹᆒ pd_i ࡣ㸪೙‫̴݀݌‬௜ ൌ ටς௡௝ୀଵ ‫̴݂݀݌‬௜ ൫݀‫ܪ‬ሺ݆ሻ൯㻌 㻌࡛࠶ࡿࠋ
ᅗ 6 ࡟㸪HAG/HAE ΰྜศᕸ࡟࠾ࡅࡿ☜⋡ᐦᗘࡢᴫᛕᅗࢆ♧ࡍࠋ࡛࠶ࡿࠋ
ᅗ 6 ࡟㸪HAG/HAE ΰྜศᕸ࡟࠾ࡅࡿ☜⋡ᐦᗘࡢᴫᛕᅗࢆ♧ࡍࠋ(1) ᥎ᐃศᕸᩘ=1㸦i=HAE㸧ࡢሙྜ
pd_HAE ൒ pdf_HAE (PB+$( + 1.96 V_HAE)ࡢሙྜ㸪ุᐃ⤖ᯝࡣ HAE㸪ࡑࢀ௨እࡢሙྜࡣ
ุู୙⬟࡜ࡋࡓࠋࡍ࡞ࢃࡕ㸪᥎ᐃศᕸࡢ 95%௨ෆ࡟ධࡗ࡚࠸ࡿሙྜ࡟ HAE ࡜ุูࡋࡓࠋ

(1) ᥎ᐃศᕸᩘ=1㸦i=HAE㸧ࡢሙྜ
pd_HAE ൒ pdf_HAE (PB+$( + 1.96 V_HAE)ࡢሙྜ㸪ุᐃ⤖ᯝࡣ HAE㸪ࡑࢀ௨እࡢሙྜࡣ
ุู୙⬟࡜ࡋࡓࠋࡍ࡞ࢃࡕ㸪᥎ᐃศᕸࡢ 95%௨ෆ࡟ධࡗ࡚࠸ࡿሙྜ࡟ HAE ࡜ุูࡋࡓࠋ

(2) ᥎ ᐃ ศ ᕸ ᩘ =2 㸦 i =1,2㸧 ࡛ ୧ ᪉ ࡢ ศ ᕸ ࡀ
HAE ࡢሙྜ
pd_1 ൒ pdf_1 (P + 1.96 V1) ࡲࡓࡣ(2) ᥎ ᐃ ศ ᕸ ᩘ =2 㸦 i =1,2㸧 ࡛ ୧ ᪉ ࡢ ศ ᕸ ࡀ
HAE ࡢሙྜ
pd_1 ൒ pdf_1 (P + 1.96 V1) ࡲࡓࡣ- 10 -

ᅗ 6. HAG/HAE ΰྜศᕸ࡟࠾ࡅࡿ
☜⋡ᐦᗘࡢᴫᛕᅗ

pd_2 ൒ pdf_2 (P + 1.96 V2)ࡢሙྜ㸪ุᐃ⤖ᯝࡣ HAE㸪ࡑࢀ௨እࡢሙྜࡣ
ุู୙⬟࡜ࡋࡓࠋࡍ࡞ࢃࡕ㸪࠸ࡎࢀ࠿ࡢ᥎ᐃศ
ᕸࡢ 95%௨ෆ࡟ධࡗ࡚࠸ࡿሙྜ࡟ HAE ࡜ࡋࡓࠋ(3) ᥎ ᐃ ศ ᕸ ᩘ =2 㸦 i =HAG,HAE 㸧 ࡛
HAG/HAE ࡀΰᅾࡋ࡚࠸ࡿሙྜ
ࡲࡎ㸪
pd_HAE ൏ pdf_HAE (PB+$( + 1.96 V_HAE)
࠿ࡘ
pd_HAG ൏ pdf_HAG (PB+$G + 1.96 V_HAG)ࡢሙྜ㸪ࡍ࡞ࢃࡕ㸪࠸ࡎࢀࡢ᥎ᐃศᕸࡢ 95%௨ෆ࡟ධࡗ࡚࠸࡞࠸ሙྜࡣ㸪ุᐃ⤖ᯝࡣุู୙
⬟࡜ࡋࡓࠋୖグ௨እࡢሙྜ㸪ᙜヱ⯟✵ᶵࡢᗄఱ㧗ᗘᕪ࡟ࡘ࠸࡚㸪HAG ࡜ HAE ࡢ཮᪉ࡢศᕸ࡟࠾ࡅࡿ☜⋡ᐦᗘࡢẚ
P_HAG = pd_HAG / (pd_HAG + pd_HAE)
P_HAE = pd_HAE / (pd_HAG + pd_HAE)( P_HAG + P_HAE = 1 )ࢆồࡵ㸪
P_HAG ൒ 95% ࡢሙྜ㸪ุᐃ⤖ᯝࡣ HAG㸪
P_HAE ൒ 95% ࡢሙྜ㸪ุᐃ⤖ᯝࡣ HAE㸪ࡑࢀ௨እࡢሙྜࡣุู୙⬟࡜ࡋࡓࠋ࡞࠾㸪dH(j) ࡀ pdf_i (x) ࡢ PL s3VL ࡢ⠊ᅖእ㸦ศᕸᩘ=2 ࡢሙྜࡣ㸪୧᪉ࡢศᕸ࡟ᑐࡋ࡚⠊ᅖእࡢሙྜ㸧ࡢ⯟㊧࡟ࡘ࠸࡚ࡣ㸪እࢀ್࡜ࡋ࡚
☜⋡ᐦᗘࡢ┦஌ᖹᆒࡢ⟬ฟ࡟ࡣ⏝࠸࡚࠸࡞࠸ࠋ
ࡲࡓ㸪እࢀ್ࡢ⯟㊧ࡢࡳࡢ⯟✵ᶵࡢุู⤖ᯝࡣ㸪ุู୙⬟࡜ࡋࡓࠋ

- 10 -

ᅗ 6. HAG/HAE ΰྜศᕸ࡟࠾ࡅࡿ
☜⋡ᐦᗘࡢᴫᛕᅗ

令和３年度（第２１回）電子航法研究所発表会

3.2.4 ุู⤖ᯝ࠾ࡼࡧ⪃ᐹୖグࡢᡭἲࢆ⏝࠸࡚㸪⯟✵ᶵࡢ ADS-B ᗄఱ㧗ᗘᇶ‽ࢆุูࡋࡓ⤖ᯝࢆ㸪⾲ 2 ࡟♧ࡍࠋ௒ᅇࡢホ౯ᑐ㇟࡜࡞ࡗࡓࢹ࣮ࢱ࡟࠾࠸࡚㸪⯟㊧ᩘ୙㊊࡟ࡼࡾศᕸࡀ᥎ᐃ࡛ࡁ࡞࠿ࡗࡓ⯟✵ᶵࢱ࢖ࣉࢢ࣮ࣝࣉࡢ 71 ᶵ࠾ࡼࡧ⯟✵ᶵࢱ࢖ࣉࢢ
࣮ࣝࣉࡀ୙᫂ࡔࡗࡓ 35 ᶵࢆุู୙⬟࡜ࡋ࡚㸪඲⯟✵ᶵ 967 ᶵࡢุู⤖ᯝࡣ㸪HAG ࡀ 17 ᶵ㸪
HAE ࡀ 659 ᶵ㸪ุู୙⬟ࡀ 291 ᶵ࡛࠶ࡾ㸪⣙
7 ๭ࡢᶵయࡢุู⤖ᯝࡀᚓࡽࢀࡓࠋᚑ๓ࡢ㸪
ASE ್ࡀ୍ᐃ࡜࡞ࡿࡇ࡜ࢆ⏝࠸㸪ADS-B ᗄఱ㧗ᗘ࡜㣕⾜ᆅⅬࡢࢪ࢜࢖ࢻ㧗࠿ࡽᇶ‽㠃ࢆุูࡍࡿᡭἲ[7,8]࡛ࡣ㸪ุู୙⬟࡜࡞ࡿ⯟✵ᶵࡢ๭ྜࡀ⣙ 8 ๭ࡔࡗࡓࡓࡵ㸪ุูྍ⬟࡜࡞ࡿ⯟✵ᶵࡢ๭ྜࡀ㣕㌍ⓗ࡟ྥୖࡋࡓࠋ
ణࡋ㸪⯟㊧ࡢᗄఱ㧗ᗘᕪࡢᗘᩘศᕸ࠿ࡽ
HAG/HAG ࡀΰᅾࡋ࡚࠸ࡿ࡜᥎ᐃࡋࡓ⯟✵ᶵࢱ
⾲ 2 ⯟✵ᶵࡢ ADS-B ᗄఱ㧗ᗘᇶ‽ุู⤖ᯝࢢ࣮ࣝࣉᶵᩘィ
B744-1047 ᶵ㻌

HAE㸦2 ศᕸ㸧㻌

B748
52 ᶵ㻌

HAE
㸦1 ศᕸ㸧㻌

B787
110 ᶵ㻌

HAE
㸦1 ศᕸ㸧㻌

A330
26 ᶵ㻌
A350
62 ᶵ㻌
A380
15 ᶵ㻌
B737NX131 ᶵ㻌
B767
50 ᶵ㻌
B772
127 ᶵ㻌
B773
160 ᶵ㻌
A320
81 ᶵ㻌
ࡑࡢ௚*
୙᫂

HAE
㸦1 ศᕸ㸧㻌
HAE
㸦2 ศᕸ㸧㻌
HAE
㸦1 ศᕸ㸧㻌HAG/
HAE ΰᅾ㻌
HAG/
HAE ΰᅾ㻌
HAG/
HAE ΰᅾ㻌
HAG/
HAE ΰᅾ㻌
HAG/
HAE ΰᅾ㻌

ྜィ
967 ᶵ

ศᕸ

ุู⤖ᯝ ᶵᩘ㸦%㸧
HAG
HAE
ุู୙⬟
0
46
1
0.0%
97.9%
2.1%
0
52
0
0.00% 100.00%
0.00%
0

103

7

0.00%
0
0.00%
0
0.00%
0
0.00%
6
4.58%
1
2.00%
2
1.57%
0
0.00%
8
9.88%

93.64%
24
92.31%
62
100.00%15
100.00%8464.12%
00.00%
9070.87%
153
95.63%
30
37.04%

6.36%
2
7.69%
0
0.00%
0
0.00%
41
31.30%
49
98.00%
35
27.56%
7
4.38%
43
53.09%
71
35

17

659

291

1.76%
68.15%
30.09%
㸨ࡑࡢ௚㸸⯟㊧ᩘ୙㊊㸦32 ⯟㊧ᮍ‶㸧ࡢ⯟✵ᶵࢱ࢖ࣉࢢ࣮ࣝࣉࡢィ

࢖ࣉࢢ࣮ࣝࣉ࡟㛵ࡋ࡚ࡣ㸪ศᕸࡢᵓᡂẚ࡜ẚ࡭ࡿ࡜≉࡟ HAG ࡜ุูࡉࢀࡓᶵᩘࡀᑡ࡞ࡃุู
୙⬟ࡢᶵᩘࡀከ࠸⤖ᯝ࡜࡞ࡗ࡚࠸ࡿၥ㢟ࡀ࠶ࡿࠋ௒ᅇࡣ㸪⤫ィฎ⌮ୖࡢࢧࣥࣉࣝᩘࢆ☜ಖࡍࡿࡓࡵ㸪⯟㊧ẖࡢᗄఱ㧗ᗘᕪࡢᗘᩘศᕸ࠿ࡽ᥎ᐃࡋ
ࡓศᕸࢆ⏝࠸࡚㸪⯟✵ᶵẖࡢᗄఱ㧗ᗘᇶ‽ࡢุูࢆ⾜ࡗࡓࠋ௒ᚋ㸪⯟✵ᶵẖࡢᗄఱ㧗ᗘᕪࢆ⏝࠸ࡓุูᡭἲ➼ࡢ᳨ウࡀㄢ㢟࡛࠶ࡿࠋ
4 ࡲ࡜ࡵ
ᮏሗ࿌࡛ࡣ㸪Ẽ㇟ࢹ࣮ࢱࡸ㣕⾜ᆅⅬࡢࢪ࢜࢖ࢻ㧗ࡢ ⠊ᅖ ࡢᙳ㡪 ࢆཷ ࡅࡿ ᚑ ๓ࡢ AHMS ࡢࢹ࣮ࢱࡢࡳࢆ⏝࠸ࡓᡭἲ࡟ᑐࡋ࡚㸪 ADS-B ᗄఱ㧗ᗘ࡜ HMU ᗄఱ㧗ᗘࡢᕪࢆ⏝࠸ࡓ ADS-Bᗄఱ㧗ᗘᇶ‽ࡢ᪂ࡋ࠸ุูᡭἲࢆ㛤Ⓨࡋ㸪ࡑࡢุู⤖ᯝࢆ♧ࡋࡓࠋゎᯒ࡟ࡣ㸪2020 ᖺ 1 ᭶ 20
᪥࠿ࡽ 2020 ᖺ 2 ᭶ 20 ᪥ࡲ࡛ࡢᮇ㛫ࡢ௝ྎ
HMU ࢹ࣮ࢱ࡜ᒾ἟ศᐊ࡟タ⨨ࡋࡓ ADS-B ཷಙᶵ࡛཰㞟ࡋࡓࢹ࣮ࢱࢆ⏝࠸㸪⯟㊧ẖࡢᗄఱ㧗ᗘᕪࡢᗘᩘศᕸ࠿ࡽ㸪BIC ࠾ࡼࡧ᭱ᑬ᥎ᐃ࡟ࡼ
ࡾ HAG ࡲࡓࡣ HAE ࡟ࡼࡿ᭱㐺࡞ศᕸࢆồࡵࡓ ࠋ ࡇ ࡢ ศ ᕸ ࢆ ⏝ ࠸ ࡚ 㸪 ඲ ⯟ ✵ ᶵ 967 ᶵ ࡢ
ADS-B ᗄఱ㧗ᗘࡢᇶ‽ࡢุูࢆ⾜ࡗࡓ⤖ᯝ㸪
HAG ࡀ 17 ᶵ㸪HAE ࡀ 659 ᶵ㸪ุู୙⬟ࡀ 291
ᶵ࡛࠶ࡗࡓࠋᚑ๓ࡢᡭἲ࡛ࡣุูྍ⬟࡞⯟✵ᶵࡣ⣙ 2 ๭࡛࠶ࡗࡓࡀ㸪௒ᅇࡢᡭἲ࡛ࡣ⣙ 7 ๭ࡢᶵయࡀุูྍ⬟࡜࡞ࡾ㸪ุูྍ⬟࡞๭ྜࡀ㣕㌍ⓗ࡟ྥୖࡋࡓࠋ
௒ᚋ㸪ุูྍ⬟࡞⯟✵ᶵࡢ๭ྜࢆྥୖࡉࡏࡿ
ࡓࡵ࡟ࡣ㸪HAG/HAE ΰᅾ᫬ࡢุูᡭἲࡢࡉࡽ࡞ࡿ᳨ウࡀᚲせ࡛࠶ࡿࠋㅰ㎡
ADS-B ཷಙࢩࢫࢸ࣒ࡢタ⨨㸪HMU ࢹ࣮ࢱࡢᥦ౪࡟ᚚ༠ຊ㡬࠸ࡓ㸪㧗ᯇ✵ ஦ົᡤ㸪⯟✵஺
㏻⟶⌮ࢭࣥࢱ࣮㸪ᢏ⾡⟶⌮ࢭࣥࢱ࣮㸪୪ࡧ࡟ᅜ
ᅵ஺㏻┬⯟✵ᒁࡢ㛵ಀྛ఩࡟ㅰពࢆ⾲ࡋࡲࡍࠋཧ⪃ᩥ⊩[1] ICAO Annex 6 “Operation of Aircraft”, Ninth
Edition, July 2010.
[2] ᅜᅵ஺㏻┬⯟✵ᒁ䠈"▷⦰ᆶ┤㛫㝸(RVSM)䛾

- 11 -

ᅜෆ✵ᇦ䜈䛾ᑟධ䛻䛴䛔䛶"䠈ᖹᡂ 17 ᖺ 9 ᭶
30 ᪥

3.2.4 ุู⤖ᯝ࠾ࡼࡧ⪃ᐹୖグࡢᡭἲࢆ⏝࠸࡚㸪⯟✵ᶵࡢ ADS-B ᗄఱ㧗ᗘᇶ‽ࢆุูࡋࡓ⤖ᯝࢆ㸪⾲ 2 ࡟♧ࡍࠋ௒ᅇࡢホ౯ᑐ㇟࡜࡞ࡗࡓࢹ࣮ࢱ࡟࠾࠸࡚㸪⯟㊧ᩘ୙㊊࡟ࡼࡾศᕸࡀ᥎ᐃ࡛ࡁ࡞࠿ࡗࡓ⯟✵ᶵࢱ࢖ࣉࢢ࣮ࣝࣉࡢ 71 ᶵ࠾ࡼࡧ⯟✵ᶵࢱ࢖ࣉࢢ
࣮ࣝࣉࡀ୙᫂ࡔࡗࡓ 35 ᶵࢆุู୙⬟࡜ࡋ࡚㸪඲⯟✵ᶵ 967 ᶵࡢุู⤖ᯝࡣ㸪HAG ࡀ 17 ᶵ㸪
HAE ࡀ 659 ᶵ㸪ุู୙⬟ࡀ 291 ᶵ࡛࠶ࡾ㸪⣙
7 ๭ࡢᶵయࡢุู⤖ᯝࡀᚓࡽࢀࡓࠋᚑ๓ࡢ㸪
ASE ್ࡀ୍ᐃ࡜࡞ࡿࡇ࡜ࢆ⏝࠸㸪ADS-B ᗄఱ㧗ᗘ࡜㣕⾜ᆅⅬࡢࢪ࢜࢖ࢻ㧗࠿ࡽᇶ‽㠃ࢆุูࡍࡿᡭἲ[7,8]࡛ࡣ㸪ุู୙⬟࡜࡞ࡿ⯟✵ᶵࡢ๭ྜࡀ⣙ 8 ๭ࡔࡗࡓࡓࡵ㸪ุูྍ⬟࡜࡞ࡿ⯟✵ᶵࡢ๭ྜࡀ㣕㌍ⓗ࡟ྥୖࡋࡓࠋ
ణࡋ㸪⯟㊧ࡢᗄఱ㧗ᗘᕪࡢᗘᩘศᕸ࠿ࡽ
HAG/HAG ࡀΰᅾࡋ࡚࠸ࡿ࡜᥎ᐃࡋࡓ⯟✵ᶵࢱ
⾲ 2 ⯟✵ᶵࡢ ADS-B ᗄఱ㧗ᗘᇶ‽ุู⤖ᯝࢢ࣮ࣝࣉᶵᩘィ
B744-1047 ᶵ㻌

HAE㸦2 ศᕸ㸧㻌

B748
52 ᶵ㻌

HAE
㸦1 ศᕸ㸧㻌

B787
110 ᶵ㻌

HAE
㸦1 ศᕸ㸧㻌

A330
26 ᶵ㻌
A350
62 ᶵ㻌
A380
15 ᶵ㻌
B737NX131 ᶵ㻌
B767
50 ᶵ㻌
B772
127 ᶵ㻌
B773
160 ᶵ㻌
A320
81 ᶵ㻌
ࡑࡢ௚*
୙᫂

HAE
㸦1 ศᕸ㸧㻌
HAE
㸦2 ศᕸ㸧㻌
HAE
㸦1 ศᕸ㸧㻌HAG/
HAE ΰᅾ㻌
HAG/
HAE ΰᅾ㻌
HAG/
HAE ΰᅾ㻌
HAG/
HAE ΰᅾ㻌
HAG/
HAE ΰᅾ㻌

ྜィ
967 ᶵ

ศᕸ

ุู⤖ᯝ ᶵᩘ㸦%㸧
HAG
HAE
ุู୙⬟
0
46
1
0.0%
97.9%
2.1%
0
52
0
0.00% 100.00%
0.00%
0

103

7

0.00%
0
0.00%
0
0.00%
0
0.00%
6
4.58%
1
2.00%
2
1.57%
0
0.00%
8
9.88%

93.64%
24
92.31%
62
100.00%15
100.00%8464.12%
00.00%
9070.87%
153
95.63%
30
37.04%

6.36%
2
7.69%
0
0.00%
0
0.00%
41
31.30%
49
98.00%
35
27.56%
7
4.38%
43
53.09%
71
35

17

659

291

1.76%
68.15%
30.09%
㸨ࡑࡢ௚㸸⯟㊧ᩘ୙㊊㸦32 ⯟㊧ᮍ‶㸧ࡢ⯟✵ᶵࢱ࢖ࣉࢢ࣮ࣝࣉࡢィ

࢖ࣉࢢ࣮ࣝࣉ࡟㛵ࡋ࡚ࡣ㸪ศᕸࡢᵓᡂẚ࡜ẚ࡭ࡿ࡜≉࡟ HAG ࡜ุูࡉࢀࡓᶵᩘࡀᑡ࡞ࡃุู
୙⬟ࡢᶵᩘࡀከ࠸⤖ᯝ࡜࡞ࡗ࡚࠸ࡿၥ㢟ࡀ࠶ࡿࠋ௒ᅇࡣ㸪⤫ィฎ⌮ୖࡢࢧࣥࣉࣝᩘࢆ☜ಖࡍࡿࡓࡵ㸪⯟㊧ẖࡢᗄఱ㧗ᗘᕪࡢᗘᩘศᕸ࠿ࡽ᥎ᐃࡋ
ࡓศᕸࢆ⏝࠸࡚㸪⯟✵ᶵẖࡢᗄఱ㧗ᗘᇶ‽ࡢุูࢆ⾜ࡗࡓࠋ௒ᚋ㸪⯟✵ᶵẖࡢᗄఱ㧗ᗘᕪࢆ⏝࠸ࡓุูᡭἲ➼ࡢ᳨ウࡀㄢ㢟࡛࠶ࡿࠋ
4 ࡲ࡜ࡵ
ᮏሗ࿌࡛ࡣ㸪Ẽ㇟ࢹ࣮ࢱࡸ㣕⾜ᆅⅬࡢࢪ࢜࢖ࢻ㧗ࡢ⠊ᅖ ࡢᙳ㡪ࢆཷ ࡅࡿ ᚑ ๓ࡢ AHMS ࡢࢹ࣮ࢱࡢࡳࢆ⏝࠸ࡓᡭἲ࡟ᑐࡋ࡚㸪 ADS-B ᗄఱ㧗ᗘ࡜ HMU ᗄఱ㧗ᗘࡢᕪࢆ⏝࠸ࡓ ADS-Bᗄఱ㧗ᗘᇶ‽ࡢ᪂ࡋ࠸ุูᡭἲࢆ㛤Ⓨࡋ㸪ࡑࡢุู⤖ᯝࢆ♧ࡋࡓࠋゎᯒ࡟ࡣ㸪2020 ᖺ 1 ᭶ 20
᪥࠿ࡽ 2020 ᖺ 2 ᭶ 20 ᪥ࡲ࡛ࡢᮇ㛫ࡢ௝ྎ
HMU ࢹ࣮ࢱ࡜ᒾ἟ศᐊ࡟タ⨨ࡋࡓ ADS-B ཷಙᶵ࡛཰㞟ࡋࡓࢹ࣮ࢱࢆ⏝࠸㸪⯟㊧ẖࡢᗄఱ㧗ᗘᕪࡢᗘᩘศᕸ࠿ࡽ㸪BIC ࠾ࡼࡧ᭱ᑬ᥎ᐃ࡟ࡼ
ࡾ HAG ࡲࡓࡣ HAE ࡟ࡼࡿ᭱㐺࡞ศᕸࢆồࡵࡓ ࠋ ࡇ ࡢ ศ ᕸ ࢆ ⏝ ࠸ ࡚ 㸪 ඲ ⯟ ✵ ᶵ 967 ᶵ ࡢ
ADS-B ᗄఱ㧗ᗘࡢᇶ‽ࡢุูࢆ⾜ࡗࡓ⤖ᯝ㸪
HAG ࡀ 17 ᶵ㸪HAE ࡀ 659 ᶵ㸪ุู୙⬟ࡀ 291
ᶵ࡛࠶ࡗࡓࠋᚑ๓ࡢᡭἲ࡛ࡣุูྍ⬟࡞⯟✵ᶵࡣ⣙ 2 ๭࡛࠶ࡗࡓࡀ㸪௒ᅇࡢᡭἲ࡛ࡣ⣙ 7 ๭ࡢᶵయࡀุูྍ⬟࡜࡞ࡾ㸪ุูྍ⬟࡞๭ྜࡀ㣕㌍ⓗ࡟ྥୖࡋࡓࠋ
௒ᚋ㸪ุูྍ⬟࡞⯟✵ᶵࡢ๭ྜࢆྥୖࡉࡏࡿ
ࡓࡵ࡟ࡣ㸪HAG/HAE ΰᅾ᫬ࡢุูᡭἲࡢࡉࡽ࡞ࡿ᳨ウࡀᚲせ࡛࠶ࡿࠋㅰ㎡
ADS-B ཷಙࢩࢫࢸ࣒ࡢタ⨨㸪HMU ࢹ࣮ࢱࡢᥦ౪࡟ᚚ༠ຊ㡬࠸ࡓ㸪㧗ᯇ✵ ஦ົᡤ㸪⯟✵஺
㏻⟶⌮ࢭࣥࢱ࣮㸪ᢏ⾡⟶⌮ࢭࣥࢱ࣮㸪୪ࡧ࡟ᅜ
ᅵ஺㏻┬⯟✵ᒁࡢ㛵ಀྛ఩࡟ㅰពࢆ⾲ࡋࡲࡍࠋཧ⪃ᩥ⊩[1] ICAO Annex 6 “Operation of Aircraft”, Ninth
Edition, July 2010.
[2] ᅜᅵ஺㏻┬⯟✵ᒁ䠈"▷⦰ᆶ┤㛫㝸(RVSM)䛾

- 11 -

ᅜෆ✵ᇦ䜈䛾ᑟධ䛻䛴䛔䛶"䠈ᖹᡂ 17 ᖺ 9 ᭶
30 ᪥

令和３年度（第２１回）電子航法研究所発表会

https://www.mlit.go.jp/kisha/kisha05/12/120930(ADS-B) and Traffic Information Services -https://www.mlit.go.jp/kisha/kisha05/12/120930(ADS-B) and Traffic Information Services -_.html 䠄ཧ↷, 2021 ᖺ 4 ᭶䠅Broadcast_.html 䠄ཧ↷, 2021 ᖺ 4 ᭶䠅BroadcastwithCorrigendum

1,"

EUROCAE Document 102A (ED-102A), Dec[3] ᅜᅵ஺㏻┬⯟✵ᒁ䠈"RVSM ⯟⾜䛾チྍᇶ‽ཬPractices for Regional Monitoring Agencies in[4] ICAO Annex 11 “Air Traffic Services”, Thirteenth

Separation Minimum above FL 290," Document

https://www.jasma.jp/hmu/monitoring-process/relation to the use of a 300 m (1000 ft) Vertical

Edition, July 2001.

9937 Second Edition, 2019.

䠄ཧ↷, 2021 ᖺ 4 ᭶䠅

1,"Practices for Regional Monitoring Agencies in[4] ICAO Annex 11 “Air Traffic Services”, Thirteenth[5]Corrigendum[16] ICAO, "Manual of Operating Procedures and312 ྕ, ᅜ✵ᶵ➨ 466 ྕrelation to the use of a 300 m (1000 ft) Vertical

Edition, July 2001.

with

2009.

䜃ᑂᰝせ㡿"䠈ᖹᡂ 17 ᖺ 8 ᭶ 4 ᪥㻌 ᅜ✵⯟➨[16] ICAO, "Manual of Operating Procedures and312 ྕ, ᅜ✵ᶵ➨ 466 ྕ(TIS-B)

EUROCAE Document 102A (ED-102A), Dec[3] ᅜᅵ஺㏻┬⯟✵ᒁ䠈"RVSM ⯟⾜䛾チྍᇶ‽ཬ2009.

䜃ᑂᰝせ㡿"䠈ᖹᡂ 17 ᖺ 8 ᭶ 4 ᪥㻌 ᅜ✵⯟➨[5]

(TIS-B)

Separation Minimum above FL 290," Document

https://www.jasma.jp/hmu/monitoring-process/9937 Second Edition, 2019.

䠄ཧ↷, 2021 ᖺ 4 ᭶䠅

[6] ᯇỌ䠈ᐑᓮ䠈"ADS-B ᪉ᘧ㧗ᗘ⥔ᣢᛶ⬟┘ど䛾

[17] C. M. 䝡䝅䝵䝑䝥ⴭ, ඖ⏣䠈ᰩ⏣䠈ᵽཱྀ䠈ᯇᮏ䠈

[6] ᯇỌ䠈ᐑᓮ䠈"ADS-B ᪉ᘧ㧗ᗘ⥔ᣢᛶ⬟┘ど䛾

[17] C. M. 䝡䝅䝵䝑䝥ⴭ, ඖ⏣䠈ᰩ⏣䠈ᵽཱྀ䠈ᯇᮏ䠈ㄗᕪせᅉ"䠈➨ 15 ᅇ㟁Ꮚ⯟ἲ◊✲ᡤ◊✲Ⓨ⾲ᮧ⏣┘ヂ, "䝟䝍䞊䞁ㄆ㆑䛸ᶵᲔᏛ⩦," ୸ၿฟㄗᕪせᅉ"䠈➨ 15 ᅇ㟁Ꮚ⯟ἲ◊✲ᡤ◊✲Ⓨ⾲ᮧ⏣┘ヂ, "䝟䝍䞊䞁ㄆ㆑䛸ᶵᲔᏛ⩦," ୸ၿฟ఍ㅮ₇ᴫせ, pp.55-60, Jun. 2015.

∧, 2012 ᖺ

఍ㅮ₇ᴫせ, pp.55-60, Jun. 2015.

∧, 2012 ᖺ[7] ᯇỌ䠈ᐑᓮ䠈"ADS-B 䝕䞊䝍䜢⏝䛔䛯⯟✵ᶵ㧗ᗘ⥔ᣢᛶ⬟┘ど䛾ホ౯"䠈᪥ᮏ⯟ᾏᏛ఍ㄅ[18] ᑠす, ໭ᕝ, ᝟ሗ㔞つ‽, ᮅ಴᭩ᗑ, 2004 ᖺ

MAWG/5-IP/05,

29/01-01/02/2018.

Determination",

https://www.faa.gov/air_traffic/separation_standa_Airbus.pdf 䠄ཧ↷, 2021 ᖺ 4 ᭶䠅

"GNSS Height on Airbus," Altimetry System

RASMAG

MAWG/5-IP/05,

29/01-01/02/2018.
Separation Minimum between FL 290 and FL

410 Inclusive," ICAO Document 9574 3rd

410 Inclusive," ICAO Document 9574 3rd

Edition, 2012.

Edition, 2012.

"Aeronautical

Telecommunications,"

[10]

ICAO,

"Aeronautical

Telecommunications,"

Annex 10 to the Convention on International

Annex 10 to the Convention on International

Civil

Civil

Aviation,

Vol.

4,

"Surveillance

andAviation,

Vol.

4,

"Surveillance

andCollision Avoidance Systems," Jul. 2014.

Collision Avoidance Systems," Jul. 2014.

[11] ICAO, "Aeronautical Surveillance Manual,"[11] ICAO, "Aeronautical Surveillance Manual,"

Document 9924 2nd Edition, 2017.

Document 9924 2nd Edition, 2017.

[12] ᅜ ᅵ ஺ ㏻ ┬ ⯟ ✵ ᒁ , " ⚟ ᒸ FIR 䛻 䛚 䛡 䜛[12] ᅜ ᅵ ஺ ㏻ ┬ ⯟ ✵ ᒁ , " ⚟ ᒸ FIR 䛻 䛚 䛡 䜛

RVSM," ⯟✵㊰ㄅ, ENR 3.9.3, Mar 2016.

RVSM," ⯟✵㊰ㄅ, ENR 3.9.3, Mar 2016.

[13] ICAO, "Technical Provisions for Mode S[13] ICAO, "Technical Provisions for Mode S

Services

andExtended

Squitter,"

ICAO

Services

andExtended

Squitter,"

ICAO

Document 9871 2nd Edition, Amendment 1," Sep

Document 9871 2nd Edition, Amendment 1," Sep

2017.

2017.

[14] RTCA, "Minimum Operational Performance[14] RTCA, "Minimum Operational PerformanceStandards for 1090 MHz Extended Squitter

Standards for 1090 MHz Extended Squitter

Automatic Dependent Surveillance - Broadcast

Automatic Dependent Surveillance - Broadcast(ADS-B) and Traffic Information Services -(ADS-B) and Traffic Information Services -Broadcast (TIS-B) with Corrigendum 1," RTCA

Broadcast (TIS-B) with Corrigendum 1," RTCA

Document 260B (DO-260B), Dec 2009.

Document 260B (DO-260B), Dec 2009.

[15] European Organisation for Civil Aviation[15] European Organisation for Civil Aviation

Equipment, "Minimum Operational Performance

Equipment, "Minimum Operational PerformanceStandards for 1090 MHz Extended Squitter

Standards for 1090 MHz Extended Squitter

Automatic Dependent Surveillance - Broadcast

Automatic Dependent Surveillance - Broadcast- 12 -

Error (ASE) Workshop, Oct 2017.
https://www.faa.gov/air_traffic/separation_standa
rds/rvsm/documents/ASE/2.5_GNSS_Height_on[9] ICAO, "Manual on a 300 m (1000 ft) Vertical

Separation Minimum between FL 290 and FL

ICAO,[19] François Tranchet and Nicolas Bordenave,[8] "ADS-B GNSS Geometric Height Reference

rds/rvsm/documents/ASE/2.5_GNSS_Height_on[9] ICAO, "Manual on a 300 m (1000 ft) Vertical[10]

Error (ASE) Workshop, Oct 2017.

[18] ᑠす, ໭ᕝ, ᝟ሗ㔞つ‽, ᮅ಴᭩ᗑ, 2004 ᖺ

NAVIGATION, Vol. 204, pp. 31-36, Apr. 2018.

"GNSS Height on Airbus," Altimetry System[8] "ADS-B GNSS Geometric Height Reference
RASMAGᗘ⥔ᣢᛶ⬟┘ど䛾ホ౯"䠈᪥ᮏ⯟ᾏᏛ఍ㄅ[19] François Tranchet and Nicolas Bordenave,

NAVIGATION, Vol. 204, pp. 31-36, Apr. 2018.
Determination",[7] ᯇỌ䠈ᐑᓮ䠈"ADS-B 䝕䞊䝍䜢⏝䛔䛯⯟✵ᶵ㧗

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