JP2001523335A - センチメートルレベルでのナビゲーションのためのleo衛星を用いたシステム - Google Patents
センチメートルレベルでのナビゲーションのためのleo衛星を用いたシステムInfo
- Publication number
- JP2001523335A JP2001523335A JP54601298A JP54601298A JP2001523335A JP 2001523335 A JP2001523335 A JP 2001523335A JP 54601298 A JP54601298 A JP 54601298A JP 54601298 A JP54601298 A JP 54601298A JP 2001523335 A JP2001523335 A JP 2001523335A
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- leo
- satellites
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Classifications
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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
- G01S19/03—Cooperating elements; Interaction or communication between different cooperating elements or between cooperating elements and receivers
- G01S19/04—Cooperating elements; Interaction or communication between different cooperating elements or between cooperating elements and receivers providing carrier phase data
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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
- G01S19/03—Cooperating elements; Interaction or communication between different cooperating elements or between cooperating elements and receivers
- G01S19/10—Cooperating elements; Interaction or communication between different cooperating elements or between cooperating elements and receivers providing dedicated supplementary positioning signals
- G01S19/11—Cooperating elements; Interaction or communication between different cooperating elements or between cooperating elements and receivers providing dedicated supplementary positioning signals wherein the cooperating elements are pseudolites or satellite radio beacon positioning system signal repeaters
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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
- G01S19/43—Determining position using carrier phase measurements, e.g. kinematic positioning; using long or short baseline interferometry
- G01S19/44—Carrier phase ambiguity resolution; Floating ambiguity; LAMBDA [Least-squares AMBiguity Decorrelation Adjustment] method
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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
- G01S19/46—Determining position by combining measurements of signals from the satellite radio beacon positioning system with a supplementary measurement the supplementary measurement being of a radio-wave signal type
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B7/00—Radio transmission systems, i.e. using radiation field
- H04B7/14—Relay systems
- H04B7/15—Active relay systems
- H04B7/185—Space-based or airborne stations; Stations for satellite systems
- H04B7/1853—Satellite systems for providing telephony service to a mobile station, i.e. mobile satellite service
- H04B7/18545—Arrangements for managing station mobility, i.e. for station registration or localisation
- H04B7/18547—Arrangements for managing station mobility, i.e. for station registration or localisation for geolocalisation of a station
- H04B7/1855—Arrangements for managing station mobility, i.e. for station registration or localisation for geolocalisation of a station using a telephonic control signal, e.g. propagation delay variation, Doppler frequency variation, power variation, beam identification
- H04B7/18552—Arrangements for managing station mobility, i.e. for station registration or localisation for geolocalisation of a station using a telephonic control signal, e.g. propagation delay variation, Doppler frequency variation, power variation, beam identification using a telephonic control signal and a second ranging satellite
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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
- G01S19/03—Cooperating elements; Interaction or communication between different cooperating elements or between cooperating elements and receivers
- G01S19/05—Cooperating elements; Interaction or communication between different cooperating elements or between cooperating elements and receivers providing aiding data
-
- 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
Landscapes
- Engineering & Computer Science (AREA)
- Radar, Positioning & Navigation (AREA)
- Remote Sensing (AREA)
- Computer Networks & Wireless Communication (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Astronomy & Astrophysics (AREA)
- Aviation & Aerospace Engineering (AREA)
- Signal Processing (AREA)
- Position Fixing By Use Of Radio Waves (AREA)
- Radio Relay Systems (AREA)
Abstract
Description
Claims (1)
- 【特許請求の範囲】 1. 衛星に基礎を置くナビゲーションシステムにおいて、ユーザ装置の正確な 位置を推定する方法であって、 LEO衛星の組を含む一組の衛星から搬送波信号を送信する段階と、 LEO衛星の組から幾何学的に異なった基準搬送波位相情報を含む基準搬送波 位相情報を得るために基準ステーションにおいて搬送波信号をサンプリングする 段階と、 LEO衛星の組から幾何学的に異なったユーザ搬送波位相情報を含むユーザ搬 送波位相情報を得るためにユーザ装置において搬送波信号をサンプリングする段 階と、 基準搬送波位相情報及びユーザ搬送波位相情報に基づいてユーザ装置の正確な 位置を計算する段階とを含み、前記計算は、LEO衛星の組からの幾何学的に異 なった基準及びユーザ搬送波情報を用いて、基準及びユーザ搬送波位相情報にお ける整数サイクル不明瞭さに関するパラメータを迅速に解決するようにした方法 。 2. 一組のナビケーション衛星からのコード信号を受信する段階と、 基準コード位相情報を得るために基準ステーションにおいてコード信号を測定 する段階と、 ユーザコード位相情報を得るためにユーザ装置においてコード信号を測定する 段階と、 ユーザ及び基準コード位相情報からユーザ及び基準クロックバイアスを推定す る段階と、 推定されたユーザ及び基準クロックバイアスを用いてクロックオフセットを修 正する段階と、 をさらに含む方法。 3. 一組のナビゲーション衛星から受信されたコード位相信号を用いて近似ユ ーザ位置を推定する段階をさらに含む方法。 4. 基準ステーションからユーザ装置へ基準搬送波位相情報及び差動コード位 相修正データを通信する段階をさらに含む方法。 5. 基準ステーションから直接もしくは衛星データリンクを用いてユーザ装置 にLEO衛星天体暦データを通信する段階をさらに含む方法。 6. ユーザ装置の正確な位置を計算する段階は、過去の基準搬送波位相情報に 基づいて現在の基準搬送波位相情報を予測する段階を含む方法。 7. ユーザ装置の正確な位置を計算する段階は、ユーザ及び基準受信機回路に おけるナビゲーション搬送波信号及びLEO搬送波信号間の周波数に依存する位 相遅延差を補償する段階を含む方法。 8. ユーザ装置における搬送波位相情報を読取る段階は、ユーザ受信機の予想 される移動とLEO信号源の移動とに依存して選択された所定の時間間隔内でナ ビゲーション搬送波情報とLEO搬送波情報とを読み取る段階を含む方法。 9. 計算段階は、第1のLEOビームからの搬送波位相情報を第2のLEOビ ームからの搬送波位相情報と相関させる段階を含む方法。 10. 計算段階は、ナビゲーション衛星情報を用いてLEO発振器の不安定性 を較正する段階を含む方法。 11. 計算段階は、曲げパイプLEO通信アーキテクチャから生じる位相妨害 を補償する段階を含む方法。 12. 計算段階の完全性を監視する段階をさらに含む方法。 13. 衛星に基礎を置くナビゲーションシステムであって、 搬送波信号を送信する、LEO衛星の組を含む一組の衛星と、 LEO衛星の組から幾何学的に異なった基準搬送波位相情報を含む基準搬送波 位相情報を得るために搬送波信号を追跡する基準ステーションと、 ユーザ装置と、 基準ステーション及びユーザ装置間の通信リンクと、 を備え、ユーザ装置は、 LEO衛星の組から幾何学的に異なったユーザ搬送波位相情報を含むユーザ搬 送波位相情報を得るために搬送波信号を追跡する受信機と、 基準搬送波位相情報及びユーザ搬送波位相情報に基づいてユーザ装置の正確な 位置を計算するマイクロプロセッサと、 を備え、前記計算は、LEO衛星からの幾何学的に異なった基準及びユーザ搬送 波情報を用いて、基準及びユーザ搬送波位相情報における整数サイクル不明瞭さ に関するパラメータを迅速に解決する、衛星に基礎を置くナビゲーションシステ ム。 14. 一組の衛星は、ナビゲーション衛星の組を含み、通信リンクは、基準ス テーションからユーザ装置へ、基準搬送波位相情報及び差動コード位相修正デー タを伝えるシステム。 15. 通信リンクは、基準ステーションからユーザ装置にLEO衛星天体暦デ ータを伝えるシステム。 16. 衛星に基礎を置くナビゲーションを提供するためのユーザ装置であって 、 LEO衛星の組を含む一組の衛星から送信される搬送波信号に結合される少な くとも1つのアンテナと、 LEO衛星から幾何学的に異なったユーザ搬送波位相情報を含むユーザ搬送波 位相情報を得るために搬送波信号を追跡する第1の受信機と、 LEO衛星の組からの幾何学的に異なった基準搬送波位相情報を含む、基準ス テーションから送信される基準搬送波位相情報を受信する、第1の受信機と必ず しも別個ではない第2の受信機と、 基準搬送波位相情報及びユーザ搬送波位相情報に基づいてユーザ装置の正確な 位置を計算するマイクロプロセッサと、 を備え、前記計算は、LEO衛星の組からの幾何学的に異なった基準及びユーザ 搬送波情報を用いて、基準及びユーザ搬送波位相情報における整数サイクル不明 瞭さに関するパラメータを迅速に解決するユーザ装置。 17. 一組の衛星は、ナビゲーション衛星を含み、 第1の受信機は、ユーザコード位相情報を得るためにナビゲーションコード信 号を測定し、 第2の受信機は、基準ステーションから送信された基準コード位相情報を受信 し、 マイクロプロセッサは、ユーザ及び基準コード位相情報からユーザ及び基準ク ロックバイアスを推定し、該推定されたクロックバイアスをクロックオフセット 誤差を修正するために用いるようにした装置。 18. 第1の受信機は、装置の予想される移動及びLEO衛星の移動に依存し て選択される所定の時間間隔以下だけ離れた時間でナビゲーション搬送波位相情 報及びLEO搬送波位相情報を読取る装置。 19. 衛星に基礎を置くナビゲーションを提供するためのユーザ装置であって 、 ナビゲーション衛星の組とLEO衛星の組とを含む衛星の組から送信される信 号に結合される少なくとも1つのアンテナと、 LEO衛星から幾何学的に異なった搬送波位相情報を含む搬送波位相情報及び コード位相情報を得るために信号を追跡する受信機と、 コード位相情報及び搬送波位相情報に基づいてユーザ装置の正確な位置を計 算するマイクロプロセッサと、 を備え、前記計算は、LEO衛星からの幾何学的に異なったユーザ搬送波情報を 用いて、ナビゲーション衛星からの搬送波位相情報における整数サイクル不明瞭 さに関するパラメータを解決するようにしたユーザ装置。
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
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US4118497P | 1997-03-21 | 1997-03-21 | |
US60/041,184 | 1997-03-21 | ||
PCT/US1998/006042 WO1998043372A1 (en) | 1997-03-21 | 1998-03-20 | A system using leo satellites for centimeter-level navigation |
Publications (2)
Publication Number | Publication Date |
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JP2001523335A true JP2001523335A (ja) | 2001-11-20 |
JP3880632B2 JP3880632B2 (ja) | 2007-02-14 |
Family
ID=21915196
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP54601298A Expired - Lifetime JP3880632B2 (ja) | 1997-03-21 | 1998-03-20 | センチメートルレベルでのナビゲーションのためのleo衛星を用いたシステム |
Country Status (7)
Country | Link |
---|---|
US (1) | US6373432B1 (ja) |
EP (1) | EP0968577B1 (ja) |
JP (1) | JP3880632B2 (ja) |
AU (1) | AU727360B2 (ja) |
CA (1) | CA2283904C (ja) |
DE (1) | DE69841174D1 (ja) |
WO (1) | WO1998043372A1 (ja) |
Cited By (9)
Publication number | Priority date | Publication date | Assignee | Title |
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JP2008058164A (ja) * | 2006-08-31 | 2008-03-13 | Hitachi Ltd | 測位方法及び装置 |
JP2009515189A (ja) * | 2005-11-08 | 2009-04-09 | ナヴコム テクノロジー インコーポレイテッド | 衛星航法受信機の信号処理アーキテクチャ |
JP2009515188A (ja) * | 2005-11-07 | 2009-04-09 | ザ・ボーイング・カンパニー | 干渉および電波妨害に対する感受性を低減したナビゲーションシステムのための方法および装置 |
JP2010506138A (ja) * | 2006-05-18 | 2010-02-25 | ザ・ボーイング・カンパニー | 汎用高性能ナビゲーションシステム |
JP2012514893A (ja) * | 2009-01-06 | 2012-06-28 | ザ・ボーイング・カンパニー | 低地球軌道(leo)衛星を使用したローカルクロック周波数の較正 |
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KR20160147724A (ko) * | 2014-02-26 | 2016-12-23 | 클라크 에머슨 코헨 | 향상된 성능 및 비용의 글로벌 네비게이션 위성 시스템 아키텍처 |
JP2021526217A (ja) * | 2018-06-04 | 2021-09-30 | 北京未来導航科技有限公司 | 高速精密測位方法及びシステム |
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EP0968577A1 (en) | 2000-01-05 |
AU6942398A (en) | 1998-10-20 |
CA2283904C (en) | 2007-01-09 |
EP0968577B1 (en) | 2009-09-23 |
WO1998043372A1 (en) | 1998-10-01 |
DE69841174D1 (de) | 2009-11-05 |
US6373432B1 (en) | 2002-04-16 |
EP0968577A4 (en) | 2002-04-10 |
JP3880632B2 (ja) | 2007-02-14 |
CA2283904A1 (en) | 1998-10-01 |
AU727360B2 (en) | 2000-12-14 |
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