JP5405334B2 - 無線通信信号による衛星位置決めの強化 - Google Patents
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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
- G01S5/00—Position-fixing by co-ordinating two or more direction or position line determinations; Position-fixing by co-ordinating two or more distance determinations
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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
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Description
さらに、本願発明のその他の実施例として下記のものが有る。
[その他の実施例1]下記を具備する、位置情報を処理するための方法、
少なくとも一つのSPS衛星からのSPS信号をSPS受信器において受信する、
前記SPS受信器に接続された通信システムと前記SPS受信器から離間して設けられた第一のセルベース・トランシーバとの間で、無線信号であるところの、セルベース通信信号を送信する、
前記第一のセルベース・トランシーバと前記通信システムとからなるセルベース通信システムにおいて、前記セルベース通信信号に含まれるメッセージの伝搬時間を表す第一の時間測定値を測定する、
前記SPS信号の伝搬時間を表す第二の時間測定値を測定する、及び、
少なくとも前記第一の時間測定値と第二の時間測定値とから、前記SPS受信器の位置を検知する、ここで、前記セルベース通信信号は、前記第一のセルベース・トランシーバと前記通信システムとの間で双方向にデータメッセージを伝達することが可能である。
[その他の実施例2] 前記通信システムは、前記SPS受信器と一体的に設けられた移動セルベース・トランシーバを含み、前記セルベース通信信号は埋め込まれたナビゲーション信号を含まない、その他の実施例1記載の位置情報処理方法。
[その他の実施例3] 前記SPS受信器は、前記少なくとも一つの衛星までの擬似距離を含む前記第二の時間測定値を測定し、前記通信システムは前記擬似距離と前記第一の時間測定値とを前記第一のセルベース・トランシーバへ送信し、前記第一のセルベース・トランシーバは前記第一の時間測定値と前記擬似距離とを前記位置を検知するデジタル処理システムへ送信する、その他の実施例1記載の位置情報処理方法。
[その他の実施例4] 前記デジタル処理システムは、衛星天体位置推算表(ephemeris)データを受信し、前記第一のセルベーストランシーバのための基地局位置データを取得し、前記SPS受信器の前記位置は、前記擬似範囲、前記第一の時間測定値、前記衛星天体位置推算表(ephemeris)データ、前記基地局位置データ、及び(a)第三の時間測定値と(b)第四の時間測定値のうちの一つに基づいて検知され、前記第三の時間測定値は、他のSPS衛星から前記SPS受信器へのSPS信号の伝搬時間を表し、また前記第四の時間測定値は、前記通信システムと他のセルベース・トランシーバとからなる前記セルベース通信システムにおける、前記セルベース通信信号に含まれる他のメッセージの伝搬時間を表す、その他の実施例3記載の位置情報処理方法。
[その他の実施例5] 前記セルベース通信信号を送信する時間は記録され、前記セルベース通信信号を受信する時間は記録される、その他の実施例1記載の位置情報処理方法。
[その他の実施例6] 前記送信する時間と前記受信する時間とにより前記第一の時間測定値が測定される、その他の実施例5記載の位置情報処理方法。
[その他の実施例7] 前記SPS受信器は、前記少なくとも一つの衛星までの擬似距離を含む前記第二の時間測定値を測定し、前記通信システムは前記擬似距離と前記第一の時間測定値とを前記第一のセルベース・トランシーバへ送信し、前記第一のセルベース・トランシーバは前記第一の時間測定値と前記擬似距離とを前記位置を検知するデジタル処理システムへ送信する、その他の実施例6記載の位置情報処理方法。
[その他の実施例8] 前記デジタル処理システムは、衛星天体位置推算表(ephemeris)データを受信し、前記第一のセルベース・トランシーバのための基地局位置データを取得し、前記位置は、前記擬似範囲、前記第一の時間測定値、前記衛星天体位置推算表(ephemeris)データ及び前記基地局位置データに基づいて検知される、その他の実施例7記載の位置情報処理方法。
[その他の実施例9] 前記SPS受信器の前記位置は、前記第一の時間測定値、前記第二の時間測定値、及び第三の時間測定値に基づいて検知され、前記第三の時間測定値は他のSPS衛星から前記SPS受信器へのSPS信号の伝搬時間を表す、その他の実施例6記載の位置情報処理方法。
[その他の実施例10] 前記SPS受信器におけるSPS信号の受信時間を表すSPS受信時間は、一つのSPS衛星からの、信号減衰の最も少ないSPS信号から測定される、その他の実施例6記載の位置情報処理方法。
[その他の実施例11] 前記セルベース通信信号は、前記SPS受信器の視界内の衛星のドップラー情報を、前記第一のセルベース・トランシーバから前記SPS受信器へ伝達するために、かつ前記第二の時間測定値を前記第一のセルベース・トランシーバへ伝達するために用いられる、その他の実施例6記載の位置情報処理方法。
[その他の実施例12] 下記を具備する、デジタル処理システムにおいて位置情報を処理するための方法、
前記デジタル処理システムと通信する第一のセルベース・トランシーバと、前記第一のセルベース・トランシーバと無線で通信する通信システムとからなるセルベース通信システムにおいて、セルベース通信信号に含まれるメッセージの伝搬時間を表す第一の時間測定値を測定する、及び
少なくとも前記第一の時間測定値と第二の時間測定値とから、SPS受信器の位置を測定する、ここで、前記第二の時間測定値は、前記通信システムと一体的に設けられ、かつ前記第一のセルベース・トランシーバと前記デジタル処理システムとから離間して設けられている前記SPS受信器において受信されるSPS信号の伝搬時間を表し、前記セルベース通信信号は前記通信システムから前記第一のセルベース・トランシーバへメッセージを伝達することが可能である。
[その他の実施例13] 前記セルベース通信信号はメッセージを前記第一のセルベース・トランシーバと前記通信システムとの間で双方向的に伝達することが可能であり、前記SPS受信器の前記位置は、前記第一の時間測定値、前記第二の時間測定値、及び(a)第三の時間測定値と(b)第四の時間測定値のうちの一つ、に基づいて検知され、前記第三の時間測定値は、他のSPS衛星から前記SPS受信器へのSPS信号の伝搬時間を表し、また前記第四の時間測定値は、前記通信システムと他のセルベース・トランシーバとからなる前記セルベース通信システムにおける、前記セルベース通信信号に含まれる他のメッセージの伝搬時間を表す、その他の実施例12記載の位置情報処理方法。
[その他の実施例14] 前記メッセージは音声メッセージを含む、その他の実施例13記載の位置情報処理方法。
[その他の実施例15] 前記第二の時間測定値は前記SPS受信器において測定され、前記第二の時間測定値は前記通信システムから前記第一のセルベース・トランシーバへ伝送される、その他の実施例13記載の位置情報処理方法。
[その他の実施例16] 前記セルベース通信信号は埋め込み型ナビゲーション信号を含まない、その他の実施例15記載の位置情報処理方法。
[その他の実施例17] 前記第二の時間測定値はSPS衛星までの擬似距離を含み、前記第一のセルベース・トランシーバは前記擬似距離を、衛星天体位置推算表データを受信しかつ前記第一のセルベース・トランシーバの位置を表す基地局位置データを取得する前記デジタル処理システムへ伝送し、前記SPS受信器の前記位置は、前記擬似範囲、前記第一の時間測定値、前記衛星天体位置推算表データ及び前記基地局位置データに基づいて検知される、その他の実施例15記載の位置情報処理方法。
[その他の実施例18] 前記セルベース通信信号に含まれる前記メッセージを送信する時間は記録され、前記セルベース通信信号に含まれる前記メッセージを受信する時間は記録される、その他の実施例17記載の位置情報処理方法。
[その他の実施例19] 前記送信する時間と前記受信する時間とにより前記第一の時間測定値が測定される、その他の実施例18記載の位置情報処理方法。
[その他の実施例20] 下記を具備する、位置情報を処理するためのシステム、 少なくとも一つのSPS衛星と通信システムとからSPS信号を受信するSPS受信器、前記通信システムは前記SPS受信器に接続され一体化されている、 前記SPS受信器から離間され、かつセルベース通信信号を用いて前記通信システムと無線で通信する第一のセルベース・トランシーバ、
前記第一のセルベース・トランシーバに接続されたデジタル処理システム、ここで、前記デジタル処理システムは前記SPS受信器の位置を少なくとも第一の時間測定値と第二の時間測定値とから前記SPS受信器の位置を検知し、前記第一の時間測定値は、前記第一のセルベース・トランシーバと前記通信システムとからなるセルベース通信システムにおける、セルベース通信信号に含まれるメッセージの伝搬時間を表し、前記第二の時間測定値は前記SPS信号の伝搬時間を表し、前記セルベース通信信号は前記第一のセルベース・トランシーバと前記通信システムとの間で双方向にデータメッセージを伝達することが可能である。
[その他の実施例21] 前記セルベース通信信号は埋め込み型ナビゲーション信号を含まない、その他の実施例20記載の位置情報処理システム。
[その他の実施例22] 前記SPS受信器は、SPS衛星までの擬似距離を含む前記第二の時間測定値を測定し、前記通信システムは前記擬似距離を前記第一のセルベース・トランシーバへ送信し、前記第一のセルベース・トランシーバは前記擬似距離を前記デジタル処理システムへ送信する、その他の実施例20記載の位置情報処理システム。
[その他の実施例23] 前記デジタル処理システムは、衛星天体位置推算表データを受信し、前記第一のセルベース・トランシーバのための基地局位置データを取得し、前記SPS受信器の前記位置は、前記擬似範囲、前記第一の時間測定値、前記衛星天体位置推算表データ及び前記基地局位置データから検知される、その他の実施例22記載の位置情報処理システム。
[その他の実施例24] 前記セルベース通信信号に含まれる前記メッセージを送信する時間は記録され、前記セルベース通信信号に含まれる前記メッセージを受信する時間は記録され、前記送信する時間と前記受信する時間とにより前記第一の時間測定値が測定される、その他の実施例23記載の位置情報処理システム。
[その他の実施例25] 前記メッセージは前記擬似範囲を含む、その他の実施例24記載の位置情報処理システム。
[その他の実施例26] 前記メッセージは、前記SPS受信器の視界内の衛星のドップラー情報を含む、その他の実施例24記載の位置情報処理システム。
[その他の実施例27] 前記メッセージは、前記通信システムからの911形式のメッセージを含む、その他の実施例24記載の位置情報処理システム。
[その他の実施例28] 前記SPS受信器の前記位置は、前記擬似範囲、前記第一の時間測定値、前記衛星天体位置推算表データ、前記基地局位置データ、及び(a)第三の時間測定値と(b)第四の時間測定値と(c)前記SPS受信器の近似高度とのうちのいずれか一つ、に基づいて検知され、前記第三の時間測定値は、他のSPS衛星から前記SPS受信器へのSPS信号の伝搬時間を表し、また前記第四の時間測定値は、前記通信システムと他のセルベース・トランシーバとからなる前記セルベース通信システムにおける、前記セルベース通信信号に含まれる他のメッセージの伝搬時間を表す、その他の実施例24記載の位置情報処理システム。
[その他の実施例29] 前記SPS受信器の前記位置は、前記第一の時間測定値、前記第二の時間測定値、及び(a)第三の時間測定値と(b)前記SPS受信器の近似高度とのうちのいずれか一つ、に基づいて検知され、前記第三の時間測定値は、他のSPS衛星から前記SPS受信器へのSPS信号の伝搬時間を表す、その他の実施例6記載の方法。
[その他の実施例30] 下記を具備する、衛星測位システム(SPS)受信器とセルベース通信システムとを含む移動統合システム、
SPS信号を受信可能なSPS受信器、前記SPS受信器はSPS衛星から前記SPS受信器へのSPS信号の伝搬時間を表す第一の時間測定値を測定するためのデータを与えることのできるものである、
離間されたセルベース・トランシーバと無線で通信可能な通信システム、ここで、前記通信システムは、前記通信システムと前記離間されたセルベース・トランシーバとの間における、セルベース通信信号に含まれるメッセージの伝搬時間を表す第二の時間測定値測定を測定するためのデータを与えることのできるものであり、前記セルベース通信信号は前記通信システムと前記離間されたセルベース・トランシーバとの間でメッセージを伝達できるものであり、かつ前記SPS受信器は前記通信システムに接続されている。
[その他の実施例31] 前記移動統合システムの位置は、少なくとも一つの前記第一の時間測定値と前記第二の時間測定値の組み合わせから検知される、その他の実施例30記載の移動統合システム。
[その他の実施例32] 前記SPS衛星は、地球の軌道を回るGPS衛星であり、前記組み合わせは前記第一及び第二の時間測定値によって規定される測定値領域(measurement domain)の中にある、その他の実施例31記載の移動統合システム。
[その他の実施例33] 前記セルベース通信信号は埋め込まれたナビゲーション信号を含まない、その他の実施例30記載の移動統合システム。
[その他の実施例34] 前記移動統合システムは前記第二の時間測定値を測定する、その他の実施例30記載の移動統合システム。
[その他の実施例35] 離間されたデジタル処理システムが前記第二の時間測定値と前記位置を測定する、その他の実施例31記載の移動統合システム。
[その他の実施例36] 前記移動統合システムは前記移動統合システムの位置を測定する、その他の実施例34記載の移動統合システム。
[その他の実施例37] 前記位置は、前記第一の時間測定値、前記第二の時間測定値、及び(a)第三の時間測定値と(b)第四の時間測定値とのうちのいずれか一つ、に基づいて検知され、前記第三の時間測定値は、他のSPS衛星から前記SPS受信器へのSPS信号の伝搬時間を表し、前記第四の時間測定値は、前記通信システムと他のセルベース・トランシーバとからなる前記セルベース通信システムにおける、前記セルベース通信信号に含まれる他のメッセージの伝搬時間を表す、その他の実施例31記載の移動統合システム。
[その他の実施例38] 前記移動統合システムは、前記セルベース通信信号に含まれる、少なくとも前記SPS衛星のための衛星天体位置推算表データを受信する、その他の実施例32記載の移動統合システム。
Claims (15)
- 移動装置において位置情報を処理する方法、該方法は下記を備える:
前記移動装置と少なくとも一つの無線トランシーバとの間の通信の伝搬時間に基づいて第1の時間測定値を決定すること、ここにおいて、前記通信の伝搬時間は、セルベース通信信号に含まれる音声メッセージまたはデータメッセージの送信時刻と受信時刻とに基づいて決定された伝搬時間である;
前記移動装置により受信された衛星位置決めシステム(SPS)信号の伝搬時間に基づいて第2の時間測定値を決定すること;および、
無線-対-SPSのクロック誤差の除去のために、前記第1の時間測定値、前記第2の時間測定値および追加の独立した測定値を使用して、下記のいずれかにより前記移動装置の位置が判定されることを可能にすること、
前記第1の時間測定値、および前記第2の時間測定値のうちの少なくとも一つを前記少なくとも一つの無線トランシーバへ送信すること;または、
前記第1の時間測定値に基づく情報を前記少なくとも一つの無線トランシーバから受信すること;または、
前記情報を前記移動装置において決定すること。 - 前記移動装置の前記位置を決定することを更に備える請求項1記載の方法。
- 前記第2の時間測定値が少なくとも一つの衛星に対する擬似距離を備える請求項1記載の方法、該方法は更に下記を備える:
前記少なくとも一つの無線トランシーバへ前記擬似距離と前記第1の時間測定値を送信し、前記少なくとも一つの無線トランシーバは、前記移動装置の前記位置を判定するシステムに対して前記擬似距離と前記第1の時間測定値を送信する。 - 前記通信の送信時刻と前記通信の受信時刻が前記第1の時間測定値を決定する請求項1記載の方法。
- 請求項1記載の方法、ここにおいて、
前記移動装置の前記位置は、前記第1の時間測定値、前記第2の時間測定値および第3の時間測定値から判定され、前記第3の時間測定値は、別のSPS衛星から前記移動装置へのSPS信号の伝搬時間を表す。 - 請求項1記載の方法、ここにおいて、
信号の減衰量が最も小さい単一のSPS衛星からのSPS信号から、前記移動装置においてSPS信号を受信する時刻を表すSPS受信時刻は決定される。 - 請求項1記載の方法、ここにおいて、
前記通信は前記移動装置の視界の中にある衛星のドップラー情報を備える。 - 前記通信は少なくとも一つの衛星に対する擬似距離を備える請求項1記載の方法。
- 位置情報を処理する装置、該装置は下記を備える:
前記装置と少なくとも一つの無線トランシーバとの間の通信の伝搬時間に基づいて第1の時間測定値を決定する手段、ここにおいて、前記通信の伝搬時間は、セルベース通信信号に含まれる音声メッセージまたはデータメッセージの送信時刻と受信時刻とに基づいて決定された伝搬時間である;
前記装置により受信された衛星位置決めシステム(SPS)信号の伝搬時間に基づいて第2の時間測定値を決定する手段;および、
無線-対-SPSのクロック誤差の除去のために、前記第1の時間測定値、前記第2の時間測定値および追加の独立した測定値を使用して、下記のいずれかにより前記装置の位置が判定されることを可能にする手段、
前記第1の時間測定値、および前記第2の時間測定値のうちの少なくとも一つを前記少なくとも一つの無線トランシーバへ送信すること;または、
前記第1の時間測定値に基づく情報を前記少なくとも一つの無線トランシーバから受信すること;または、
前記情報を前記装置において決定すること。 - 前記装置の前記位置を決定する手段を更に備える請求項9記載の装置。
- 前記第2の時間測定値が少なくとも一つの衛星に対する擬似距離を備える請求項9記載の装置、該装置は更に下記を備える:
前記少なくとも一つの無線トランシーバへ前記擬似距離と前記第1の時間測定値を送信する手段、ここで、前記少なくとも一つの無線トランシーバは、前記装置の前記位置を判定するシステムに対して前記擬似距離と前記第1の時間測定値を送信する。 - 前記通信の送信時刻と前記通信の受信時刻が前記第1の時間測定値を決定する請求項9記載の装置。
- 請求項9記載の装置、ここにおいて、
前記装置の前記位置は、前記第1の時間測定値、前記第2の時間測定値および第3の時間測定値から判定され、前記第3の時間測定値は、別のSPS衛星から前記装置へのSPS信号の伝搬時間を表す。 - 請求項9記載の装置、ここにおいて、
信号の減衰量が最も小さい単一のSPS衛星からのSPS信号から、前記装置においてSPS信号を受信する時刻を表すSPS受信時刻は決定される。 - 請求項9記載の装置、ここにおいて、
前記通信は前記装置の視界の中にある衛星のドップラー情報を備える。
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EP2078966B1 (en) | 2012-04-11 |
ID27478A (id) | 2001-04-12 |
HK1037233A1 (en) | 2002-02-01 |
FI20002318A (fi) | 2000-12-21 |
EP2078966A1 (en) | 2009-07-15 |
CN1310802A (zh) | 2001-08-29 |
US5999124A (en) | 1999-12-07 |
AU751735B2 (en) | 2002-08-29 |
ATE427504T1 (de) | 2009-04-15 |
MXPA00010334A (es) | 2003-03-12 |
FI113207B (fi) | 2004-03-15 |
KR100672265B1 (ko) | 2007-01-23 |
EP1073913B1 (en) | 2009-04-01 |
BR9909783B1 (pt) | 2014-10-07 |
ES2322682T3 (es) | 2009-06-24 |
CA2329619C (en) | 2010-01-26 |
ATE553399T1 (de) | 2012-04-15 |
CN1224846C (zh) | 2005-10-26 |
ES2383121T3 (es) | 2012-06-18 |
JP5026634B2 (ja) | 2012-09-12 |
IL139138A (en) | 2004-02-08 |
KR20010071166A (ko) | 2001-07-28 |
CA2329619A1 (en) | 1999-10-28 |
AU3640299A (en) | 1999-11-08 |
JP2010169688A (ja) | 2010-08-05 |
IL139138A0 (en) | 2001-11-25 |
BR9909783A (pt) | 2002-01-15 |
JP2002512373A (ja) | 2002-04-23 |
DE69940668D1 (de) | 2009-05-14 |
EP1073913A1 (en) | 2001-02-07 |
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