JP2022534706A - 挙動予測に基づいたエラー及び整合性の評価 - Google Patents
挙動予測に基づいたエラー及び整合性の評価 Download PDFInfo
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01S—RADIO DIRECTION-FINDING; RADIO NAVIGATION; DETERMINING DISTANCE OR VELOCITY BY USE OF RADIO WAVES; LOCATING OR PRESENCE-DETECTING BY USE OF THE REFLECTION OR RERADIATION OF RADIO WAVES; ANALOGOUS ARRANGEMENTS USING OTHER WAVES
- G01S19/00—Satellite radio beacon positioning systems; Determining position, velocity or attitude using signals transmitted by such systems
- G01S19/01—Satellite radio beacon positioning systems transmitting time-stamped messages, e.g. GPS [Global Positioning System], GLONASS [Global Orbiting Navigation Satellite System] or GALILEO
- G01S19/13—Receivers
- G01S19/20—Integrity monitoring, fault detection or fault isolation of space segment
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01S—RADIO DIRECTION-FINDING; RADIO NAVIGATION; DETERMINING DISTANCE OR VELOCITY BY USE OF RADIO WAVES; LOCATING OR PRESENCE-DETECTING BY USE OF THE REFLECTION OR RERADIATION OF RADIO WAVES; ANALOGOUS ARRANGEMENTS USING OTHER WAVES
- G01S19/00—Satellite radio beacon positioning systems; Determining position, velocity or attitude using signals transmitted by such systems
- G01S19/01—Satellite radio beacon positioning systems transmitting time-stamped messages, e.g. GPS [Global Positioning System], GLONASS [Global Orbiting Navigation Satellite System] or GALILEO
- G01S19/13—Receivers
- G01S19/22—Multipath-related issues
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01S—RADIO DIRECTION-FINDING; RADIO NAVIGATION; DETERMINING DISTANCE OR VELOCITY BY USE OF RADIO WAVES; LOCATING OR PRESENCE-DETECTING BY USE OF THE REFLECTION OR RERADIATION OF RADIO WAVES; ANALOGOUS ARRANGEMENTS USING OTHER WAVES
- G01S19/00—Satellite radio beacon positioning systems; Determining position, velocity or attitude using signals transmitted by such systems
- G01S19/01—Satellite radio beacon positioning systems transmitting time-stamped messages, e.g. GPS [Global Positioning System], GLONASS [Global Orbiting Navigation Satellite System] or GALILEO
- G01S19/13—Receivers
- G01S19/23—Testing, monitoring, correcting or calibrating of receiver elements
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01S—RADIO DIRECTION-FINDING; RADIO NAVIGATION; DETERMINING DISTANCE OR VELOCITY BY USE OF RADIO WAVES; LOCATING OR PRESENCE-DETECTING BY USE OF THE REFLECTION OR RERADIATION OF RADIO WAVES; ANALOGOUS ARRANGEMENTS USING OTHER WAVES
- G01S19/00—Satellite radio beacon positioning systems; Determining position, velocity or attitude using signals transmitted by such systems
- G01S19/38—Determining a navigation solution using signals transmitted by a satellite radio beacon positioning system
- G01S19/39—Determining a navigation solution using signals transmitted by a satellite radio beacon positioning system the satellite radio beacon positioning system transmitting time-stamped messages, e.g. GPS [Global Positioning System], GLONASS [Global Orbiting Navigation Satellite System] or GALILEO
- G01S19/396—Determining accuracy or reliability of position or pseudorange measurements
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01S—RADIO DIRECTION-FINDING; RADIO NAVIGATION; DETERMINING DISTANCE OR VELOCITY BY USE OF RADIO WAVES; LOCATING OR PRESENCE-DETECTING BY USE OF THE REFLECTION OR RERADIATION OF RADIO WAVES; ANALOGOUS ARRANGEMENTS USING OTHER WAVES
- G01S19/00—Satellite radio beacon positioning systems; Determining position, velocity or attitude using signals transmitted by such systems
- G01S19/38—Determining a navigation solution using signals transmitted by a satellite radio beacon positioning system
- G01S19/39—Determining a navigation solution using signals transmitted by a satellite radio beacon positioning system the satellite radio beacon positioning system transmitting time-stamped messages, e.g. GPS [Global Positioning System], GLONASS [Global Orbiting Navigation Satellite System] or GALILEO
- G01S19/42—Determining position
- G01S19/45—Determining position by combining measurements of signals from the satellite radio beacon positioning system with a supplementary measurement
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01S—RADIO DIRECTION-FINDING; RADIO NAVIGATION; DETERMINING DISTANCE OR VELOCITY BY USE OF RADIO WAVES; LOCATING OR PRESENCE-DETECTING BY USE OF THE REFLECTION OR RERADIATION OF RADIO WAVES; ANALOGOUS ARRANGEMENTS USING OTHER WAVES
- G01S19/00—Satellite radio beacon positioning systems; Determining position, velocity or attitude using signals transmitted by such systems
- G01S19/38—Determining a navigation solution using signals transmitted by a satellite radio beacon positioning system
- G01S19/39—Determining a navigation solution using signals transmitted by a satellite radio beacon positioning system the satellite radio beacon positioning system transmitting time-stamped messages, e.g. GPS [Global Positioning System], GLONASS [Global Orbiting Navigation Satellite System] or GALILEO
- G01S19/42—Determining position
- G01S19/45—Determining position by combining measurements of signals from the satellite radio beacon positioning system with a supplementary measurement
- G01S19/47—Determining position by combining measurements of signals from the satellite radio beacon positioning system with a supplementary measurement the supplementary measurement being an inertial measurement, e.g. tightly coupled inertial
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01S—RADIO DIRECTION-FINDING; RADIO NAVIGATION; DETERMINING DISTANCE OR VELOCITY BY USE OF RADIO WAVES; LOCATING OR PRESENCE-DETECTING BY USE OF THE REFLECTION OR RERADIATION OF RADIO WAVES; ANALOGOUS ARRANGEMENTS USING OTHER WAVES
- G01S19/00—Satellite radio beacon positioning systems; Determining position, velocity or attitude using signals transmitted by such systems
- G01S19/38—Determining a navigation solution using signals transmitted by a satellite radio beacon positioning system
- G01S19/39—Determining a navigation solution using signals transmitted by a satellite radio beacon positioning system the satellite radio beacon positioning system transmitting time-stamped messages, e.g. GPS [Global Positioning System], GLONASS [Global Orbiting Navigation Satellite System] or GALILEO
- G01S19/40—Correcting position, velocity or attitude
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01S—RADIO DIRECTION-FINDING; RADIO NAVIGATION; DETERMINING DISTANCE OR VELOCITY BY USE OF RADIO WAVES; LOCATING OR PRESENCE-DETECTING BY USE OF THE REFLECTION OR RERADIATION OF RADIO WAVES; ANALOGOUS ARRANGEMENTS USING OTHER WAVES
- G01S19/00—Satellite radio beacon positioning systems; Determining position, velocity or attitude using signals transmitted by such systems
- G01S19/38—Determining a navigation solution using signals transmitted by a satellite radio beacon positioning system
- G01S19/39—Determining a navigation solution using signals transmitted by a satellite radio beacon positioning system the satellite radio beacon positioning system transmitting time-stamped messages, e.g. GPS [Global Positioning System], GLONASS [Global Orbiting Navigation Satellite System] or GALILEO
- G01S19/42—Determining position
- G01S19/48—Determining position by combining or switching between position solutions derived from the satellite radio beacon positioning system and position solutions derived from a further system
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01S—RADIO DIRECTION-FINDING; RADIO NAVIGATION; DETERMINING DISTANCE OR VELOCITY BY USE OF RADIO WAVES; LOCATING OR PRESENCE-DETECTING BY USE OF THE REFLECTION OR RERADIATION OF RADIO WAVES; ANALOGOUS ARRANGEMENTS USING OTHER WAVES
- G01S19/00—Satellite radio beacon positioning systems; Determining position, velocity or attitude using signals transmitted by such systems
- G01S19/38—Determining a navigation solution using signals transmitted by a satellite radio beacon positioning system
- G01S19/39—Determining a navigation solution using signals transmitted by a satellite radio beacon positioning system the satellite radio beacon positioning system transmitting time-stamped messages, e.g. GPS [Global Positioning System], GLONASS [Global Orbiting Navigation Satellite System] or GALILEO
- G01S19/42—Determining position
- G01S19/48—Determining position by combining or switching between position solutions derived from the satellite radio beacon positioning system and position solutions derived from a further system
- G01S19/485—Determining position by combining or switching between position solutions derived from the satellite radio beacon positioning system and position solutions derived from a further system whereby the further system is an optical system or imaging system
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- General Physics & Mathematics (AREA)
- Computer Security & Cryptography (AREA)
- Position Fixing By Use Of Radio Waves (AREA)
Abstract
Description
本発明のある観点によれば、位置測定において、エラー及び整合性を評価するための方法は、ポジション値を保存し、受信手段のクロックエラーを、衛星ナビゲーションシステムを用いた時間離散的ランタイム測定によって算出することを包含している。該ポジション値は、好ましくは、各々の測定値用に、GNSSシグナルのランタイムの測定と光速との乗算により割出される三次元の座標系における位置データを包含している。ポジション値の履歴は、後のプロセスステップにおいて用いる事ができる様に、好ましくは、保存される。
Claims (15)
- エラー及び信頼性を評価するための方法であって、以下の:
-ポジション値(P-N,P-2,P-1)を獲得し、衛星ナビゲーションシステムを用いた離散的ランタイム測定によって受信手段のクロックエラーを算出するステップと、
-衛星ナビゲーションシステムの離散的ランタイム測定によって後の時点における第一擬似距離を得るステップと、
-先行する受信手段の移動パスを再現する軌道に基づいて受信手段の後の時点におけるポジション値(P‘0)を補外し、後の時点以前に算出されたクロックエラーの数に基づいて後の時点の受信手段のクロックエラーを補外するステップと、
-受信手段の補外されたポジション値(P‘0)と後の時点の衛星ナビゲーションシステムの衛星の位置(S0)との間の距離(r‘0)を割出すステップとを有し、
該衛星を用いたポジション割出しが使用に耐え得るか否かの品質基水準は、以下のように:
-割出された距離(r‘0)の合計と後の時点のために補外されたクロックエラーを基に第二擬似距離を得るステップと、
-第二擬似距離を第一擬似距離と比較するステップとによって得られる当該方法。 - 軌道を、後の時点より以前に衛星ナビゲーションシステムを用いた離散的ランタイム測定によって得られた一定数のポジション値(P-N,P-2,P-1)から形成する、及び/又は、特に好ましくは、カメラ、レーダ及び/又はライダなどの周辺把握センサ類のデータから抽出することを特徴とする請求項1に記載の方法。
- 該後の時点が、現時点に相当し、過去の、特に好ましくは同じ間隔の、時点においてポジション値(P-N,P-2,P-1)を獲得し、受信手段のクロックエラーを算出することを特徴とする請求項1又は2に記載の方法。
- 後の時点の受信手段のポジション値(P‘0)を補外するために、ポジション値差(u‘0)が、以前に得られたポジション値(P-N,P-2,P-1)のポジション値差(u-1,u-2)から割出されることを特徴とする請求項1~3のいずれか1項に記載の方法。
- 慣性モデル、慣性センサ手段(IMU)の測定、オドメトリセンサ類の測定、及び/又は、衛星ナビゲーションのダブル測定もベースとして受信手段のポジション値(P‘0)を補外することを特徴とする請求項1~4のいずれか1項に記載の方法。
- 該受信手段の時計エラーの補外が、温度測定や、クロックドリフト及び/又は時計用水晶に関する保存されている情報にも基づいていることを特徴とする請求項1~5のいずれか1項に記載の方法。
- 該受信手段の時計エラーの補外が、クロックエラーと等価である距離値として実行されることを特徴とする請求項1~6のいずれか1項に記載の方法。
- 受信手段の補外されたポジション値(P‘0)と衛星(S0)の位置との間の距離(r‘0)の割出しが、衛星シグナルによって伝達されるその衛星の天体暦データからの衛星の位置(S0)を基に実行されることを特徴とする請求項1~7のいずれか1項に記載の方法。
- 第二擬似距離と第一擬似距離との比較に、差の割出しが包含されることを特徴とする請求項1~8のいずれか1項に記載の方法。
- 基準値に対して相対的に小さな差の値が、高い品質水準に、そして、大きな差の値が、低い品質水準に割り当てられることにより、相当する品質水準が定められることを特徴とする請求項9に記載の方法。
- 間接的に受診されたシグナルに関するチェックが実行されるが、品質水準の急速な変化は、間接的なシグナル受信の間接的な証拠として評価されることを特徴とする請求項9又は10に記載の方法。
- 請求項1~11のいずれか1項に記載の方法を実行するための制御装置。
- メモリとプロセッサーを有しているが、その際、上記方法は、コンピュータープログラムとして、該メモリ内に実装され、該コンピュータープログラムが、該メモリから、該プロセッサーにロードされた際に、該プロセッサーが、該方法を実行することができる様に構成されていることを特徴とする請求項12に記載の制御装置。
- 該コンピュータープログラムが、あるコンピューター上、又は、上記の手段のうちの一つにおいて実行された場合に、上記方法の全てのステップを実行するためのプログラムコード手段を包含していることを特徴とする請求項13に記載の制御装置。
- コンピューターによって読み取り自在なデータメディア上にセーブされ、あるデータ処理手段上において実行される場合、請求項1~11のいずれか1項に記載の方法を実行するプログラムコードを包含していることを特徴とするコンピュータープログラム・プロダクト。
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DE102019208874.0 | 2019-06-18 | ||
DE102019208874.0A DE102019208874A1 (de) | 2019-06-18 | 2019-06-18 | Fehler- und Integritätsbewertung durch Bewegungsprädikation |
PCT/DE2020/200048 WO2020253922A1 (de) | 2019-06-18 | 2020-06-17 | Fehler- und integritätsbewertung durch bewegungsprädikation |
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JP2022534706A true JP2022534706A (ja) | 2022-08-03 |
JPWO2020253922A5 JPWO2020253922A5 (ja) | 2023-03-07 |
JP7406570B2 JP7406570B2 (ja) | 2023-12-27 |
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US (1) | US12111403B2 (ja) |
EP (1) | EP3987310A1 (ja) |
JP (1) | JP7406570B2 (ja) |
CN (1) | CN114008487A (ja) |
DE (2) | DE102019208874A1 (ja) |
WO (1) | WO2020253922A1 (ja) |
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US20110235686A1 (en) * | 2010-03-10 | 2011-09-29 | Kabushiki Kaisha Toyota Chuo Kenkyusho | Position estimation apparatus and computer readable medium storing position estimation program |
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US6516021B1 (en) * | 1999-09-14 | 2003-02-04 | The Aerospace Corporation | Global positioning systems and inertial measuring unit ultratight coupling method |
US7133772B2 (en) * | 2002-07-30 | 2006-11-07 | Global Locate, Inc. | Method and apparatus for navigation using instantaneous Doppler measurements from satellites |
EP1729145B1 (en) * | 2005-06-02 | 2013-08-07 | GMV Aerospace and Defence S.A. | Method and system for providing GNSS navigation position solution with guaranteed integrity in non-controlled environments |
US20070109185A1 (en) * | 2005-11-14 | 2007-05-17 | Doug Kracke | Providing GPS pseudo-ranges |
US7439907B2 (en) * | 2006-11-20 | 2008-10-21 | Sirf Technology Holdihgs, Inc. | Navigation signal receiver trajectory determination |
FR2928741B1 (fr) | 2008-03-11 | 2020-06-26 | Thales | Dispositif et procede de surveillance d'integrite en temps reel d'un systeme de navigation par satellite |
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JP5460148B2 (ja) * | 2009-07-06 | 2014-04-02 | 株式会社豊田中央研究所 | 測位装置及びプログラム |
DE102013016243A1 (de) * | 2013-10-01 | 2014-07-17 | Daimler Ag | Verfahren und Vorrichtung zur Koppelnavigation eines Fahrzeugs mittels fahrzeugspezifischer Bewegungsparameter |
US10353077B2 (en) * | 2014-08-06 | 2019-07-16 | Raytheon Company | Position and motion informed navigation system |
WO2017154131A1 (ja) * | 2016-03-09 | 2017-09-14 | 三菱電機株式会社 | 測位装置および測位方法 |
CN108919312B (zh) | 2018-05-03 | 2022-11-04 | 武汉大学 | 基于低轨卫星的自主导航信号增强方法 |
DE102019208872A1 (de) * | 2019-06-18 | 2020-12-24 | Continental Teves Ag & Co. Ohg | Verfahren zur Fehlerbewertung bei einer Positionsbestimmung |
US20230077069A1 (en) * | 2021-06-23 | 2023-03-09 | Tupaia Ltd. | System and method for timing synchronization and tracking of satellite signal receivers |
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- 2019-06-18 DE DE102019208874.0A patent/DE102019208874A1/de not_active Withdrawn
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- 2020-06-17 WO PCT/DE2020/200048 patent/WO2020253922A1/de unknown
- 2020-06-17 CN CN202080044406.3A patent/CN114008487A/zh active Pending
- 2020-06-17 EP EP20735475.4A patent/EP3987310A1/de active Pending
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US20110235686A1 (en) * | 2010-03-10 | 2011-09-29 | Kabushiki Kaisha Toyota Chuo Kenkyusho | Position estimation apparatus and computer readable medium storing position estimation program |
JP2011209268A (ja) * | 2010-03-10 | 2011-10-20 | Toyota Central R&D Labs Inc | 位置推定装置及びプログラム |
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EP3987310A1 (de) | 2022-04-27 |
JP7406570B2 (ja) | 2023-12-27 |
DE112020002918A5 (de) | 2022-03-10 |
CN114008487A (zh) | 2022-02-01 |
DE102019208874A1 (de) | 2020-12-24 |
WO2020253922A1 (de) | 2020-12-24 |
US12111403B2 (en) | 2024-10-08 |
US20220244399A1 (en) | 2022-08-04 |
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