JPWO2019173875A5 - - Google Patents

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JPWO2019173875A5
JPWO2019173875A5 JP2020548745A JP2020548745A JPWO2019173875A5 JP WO2019173875 A5 JPWO2019173875 A5 JP WO2019173875A5 JP 2020548745 A JP2020548745 A JP 2020548745A JP 2020548745 A JP2020548745 A JP 2020548745A JP WO2019173875 A5 JPWO2019173875 A5 JP WO2019173875A5
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time difference
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Claims (27)

第２のデバイスによって生成されて送信された第２の信号を第１のデバイスのタイムベースに同期させる方法であって、
前記方法が、
（ｉ）前記第１のデバイスが第１の時間情報を含む第１の信号を生成し送信するステップであって、前記第１の時間情報が前記第１のデバイスのタイムベースに従って前記第１の信号の送信時間を示す、ステップと、
（ｉｉ）前記第２のデバイスが、
（ａ）前記第１の信号を受信して解析するステップと、
（ｂ）前記第２の信号の送信時間を示す第２の時間情報を含む前記第２の信号を生成して送信するステップと、
（ｃ）前記第２の信号を受信して解析するステップと、
（ｄ）前記第１の時間情報と前記第２の時間情報との間の第１の時間差を計算するステップと、
（ｅ）前記第１の時間差に従って前記第２の信号の生成を調整し、これにより前記第２の信号及び前記第２の時間情報を調整するステップと、
（ｉｉｉ）前記第１のデバイスが、
（ａ）前記第１の信号及び調整された前記第２の信号を受信して解析するステップと、
（ｂ）前記第１の時間情報と調整された前記第２の時間情報との間の第２の時間差を計算するステップと、
（ｃ）前記第２の時間差又はこれに関連する物理量を送信するステップと、
（ｉｖ）前記第２のデバイスが、
（ａ）前記第２の時間差又は前記関連物理量を受信して、これから前記第１の信号の伝搬遅延の尺度を取得するステップと、
（ｂ）前記伝搬遅延の尺度に従って前記第２の信号の生成を調整する、
ステップするステップと、
を含み、これにより前記第２の信号を前記タイムベースに同期させるようにする、方法。 A method of synchronizing a second signal generated and transmitted by a second device to the timebase of the first device.
The above method
(I) The first device is a step of generating and transmitting a first signal including the first time information, wherein the first time information is the first according to the time base of the first device. Steps that indicate the signal transmission time,
(Ii) The second device is
(A) A step of receiving and analyzing the first signal, and
(B) A step of generating and transmitting the second signal including the second time information indicating the transmission time of the second signal.
(C) The step of receiving and analyzing the second signal, and
(D) A step of calculating a first time difference between the first time information and the second time information, and
(E) A step of adjusting the generation of the second signal according to the first time difference, thereby adjusting the second signal and the second time information.
(Iii) The first device is
(A) A step of receiving and analyzing the first signal and the adjusted second signal.
(B) A step of calculating a second time difference between the first time information and the adjusted second time information, and
(C) The step of transmitting the second time difference or the physical quantity related thereto, and
(Iv) The second device is
(A) A step of receiving the second time difference or the related physical quantity and obtaining a measure of the propagation delay of the first signal from the step.
(B) Adjust the generation of the second signal according to the propagation delay scale.
Steps to step and
A method of including, thereby causing the second signal to be synchronized with the timebase. 前記ステップ（ｉｉ）（ｅ）は、前記第１の時間情報と前記第２の時間情報との間の差を最小にするように前記第２の信号の生成を調整するステップを含む、請求項１に記載の方法。 The step (ii) (e) includes the step of adjusting the generation of the second signal so as to minimize the difference between the first time information and the second time information. The method according to 1. 前記第２の信号が前記タイムベースに同期された後、前記第１のデバイスが、
前記第２の信号及び前記第１の信号を受信して解析するステップと、
受信及び解析された前記第１の信号と前記第２の信号の間の位相差又は時間差を測定するステップと、
測定された前記位相差又は時間差又は関連物理量を送信するステップと、
を含み、前記第２のデバイスが、前記第２の信号の生成を調整して、前記第１の信号の伝搬における環境関連の変動の前記タイムベースへの前記第２の信号の同期に関する影響を軽減できるようにする、
請求項１又は２に記載の方法。 After the second signal is synchronized to the timebase, the first device
The step of receiving and analyzing the second signal and the first signal, and
A step of measuring the phase difference or time difference between the received and analyzed first signal and the second signal, and
With the step of transmitting the measured phase difference or time difference or related physical quantity,
The second device coordinates the generation of the second signal to affect the synchronization of the second signal to the timebase of environment-related fluctuations in the propagation of the first signal. To be able to mitigate,
The method according to claim 1 or 2. 前記第２のデバイスは、測定された位相差又は時間差又は関連物理量に従って、前記第２の信号の生成を調整する、請求項３に記載の方法。 The method of claim 3, wherein the second device adjusts the generation of the second signal according to the measured phase difference or time difference or associated physical quantity. 前記第１及び前記第２の信号は、固定回線を介して前記第１及び前記第２のデバイス間で送信される、請求項１～４の何れか一項に記載の方法。 The method according to any one of claims 1 to 4, wherein the first and second signals are transmitted between the first and second devices via a fixed line. 前記固定回線が同軸ケーブル又は光ファイバを含む、請求項５に記載の方法。 The method of claim 5, wherein the fixed line comprises a coaxial cable or an optical fiber. 前記第２のデバイスに動作可能に関連付けられた送信機から、前記タイムベースと同期されている第３の信号をブロードキャストするステップを更に含む、請求項５又は６に記載の方法。 5. The method of claim 5 or 6, further comprising broadcasting a third signal synchronized with the timebase from a transmitter operably associated with the second device. 第２の信号を生成及び送信する第２のデバイスが、第１の信号を生成及び送信する第１のデバイスから前記第２のデバイスへ前記第１の信号の伝搬遅延の公称値を使用して、前記第１のデバイスのタイムベースに前記第２の信号を公称的に同期させる装置において、前記第２の信号と前記タイムベースとの間の時間残差を特定する方法であって、
前記方法は、前記第１のデバイスが、
前記第１の信号及び前記第２の信号を受信して解析するステップと、
受信された前記第１の信号と受信された前記第２の信号との間の時間差を測定し、これから前記時間残差を計算することができるようにするステップと、
測定された前記時間差又は関連物理量を送信し、これにより前記時間残差を補正又は補償することができるようにするステップと、
を含む、方法。 A second device that produces and transmits a second signal uses the nominal value of the propagation delay of the first signal from the first device that produces and transmits the first signal to the second device. A method of identifying the time residual between the second signal and the timebase in a device that nominally synchronizes the second signal to the timebase of the first device.
In the method, the first device is
The step of receiving and analyzing the first signal and the second signal, and
A step of measuring the time difference between the received first signal and the received second signal, from which the time residual can be calculated.
A step of transmitting the measured time difference or related physical quantity so that the time residual can be corrected or compensated for.
Including, how. 前記第２のデバイスは、前記測定された時間差又は前記関連物理量を利用して前記第２の信号の生成を調整し、これにより前記第２の信号の前記タイムベースへの同期の精度を改善する、請求項８に記載の方法。 The second device utilizes the measured time difference or the associated physical quantity to adjust the generation of the second signal, thereby improving the accuracy of synchronization of the second signal to the timebase. , The method according to claim 8. 第３のデバイスが、前記測定された時間差又は前記関連物理量を利用して、前記第２のデバイスから受信された信号に補正を適用する、請求項８に記載の方法。 8. The method of claim 8, wherein the third device utilizes the measured time difference or the associated physical quantity to apply a correction to the signal received from the second device. 前記第２のデバイスが前記第２の信号の生成を調整した後、前記第１のデバイスが、
前記第２の信号及び前記第１の信号を受信して解析するステップと、
受信及び解析された前記第１の信号と前記第２の信号の間の位相差又は時間差を測定するステップと、
測定された前記位相差又は時間差又は関連物理量を送信するステップと、
を含み、前記第２のデバイスが、前記第２の信号の生成を調整して、前記第１の信号の伝搬における環境関連の変動の前記タイムベースへの前記第２の信号の同期に関する影響を軽減できるようにする、請求項９に記載の方法。 After the second device coordinates the generation of the second signal, the first device
The step of receiving and analyzing the second signal and the first signal, and
A step of measuring the phase difference or time difference between the received and analyzed first signal and the second signal, and
With the step of transmitting the measured phase difference or time difference or related physical quantity,
The second device coordinates the generation of the second signal to affect the synchronization of the second signal to the timebase of environment-related fluctuations in the propagation of the first signal. The method of claim 9, which allows for mitigation. 第２のデバイスによって生成されて送信された第２の信号を第１のデバイスのタイムベースに同期させる装置であって、
第１の時間情報を含む第１の信号を生成し送信するよう構成された第１のデバイスであって、前記第１の時間情報が前記第１のデバイスのタイムベースに従って前記第１の信号の送信時間を示す、第１のデバイスと、
第２のデバイスであって、
前記第１の信号を受信して解析し、
前記第２の信号の送信時間を示す第２の時間情報を含む前記第２の信号を生成して送信し、
前記第２の信号を受信して解析し、
前記第１の時間情報と前記第２の時間情報との間の第１の時間差を計算し、
前記第１の時間差に従って前記第２の信号の生成を調整し、これにより前記第２の信号及び前記第２の時間情報を調整する、
ように構成された第２のデバイスと、
前記第１のデバイスが更に、
前記第１の信号及び調整された前記第２の信号を受信して解析し、
前記第１の時間情報と調整された前記第２の時間情報との間の第２の時間差を計算し、
前記第２の時間差又はこれに関連する物理量を送信する、
ように構成され、
前記第２のデバイスが更に、
前記第２の時間差又は前記関連物理量を受信して、これから前記第１の信号の伝搬遅延の尺度を取得し、
前記伝搬遅延の尺度に従って前記第２の信号の生成を調整する、
ように構成され、
これにより前記第２の信号を前記タイムベースに同期させる、ことを特徴とする装置。 A device that synchronizes a second signal generated and transmitted by a second device with the timebase of the first device.
A first device configured to generate and transmit a first signal containing first time information, wherein the first time information is of the first signal according to the timebase of the first device . The first device, which indicates the transmission time,
The second device,
The first signal is received, analyzed, and
The second signal including the second time information indicating the transmission time of the second signal is generated and transmitted.
The second signal is received, analyzed, and
The first time difference between the first time information and the second time information is calculated.
The generation of the second signal is adjusted according to the first time difference, thereby adjusting the second signal and the second time information.
With a second device configured to
The first device further
The first signal and the adjusted second signal are received and analyzed.
A second time difference between the first time information and the adjusted second time information is calculated.
The second time difference or a physical quantity related thereto is transmitted.
Is configured as
The second device further
Upon receiving the second time difference or the related physical quantity, a measure of the propagation delay of the first signal is obtained from this.
Adjusting the generation of the second signal according to the propagation delay scale,
Is configured as
A device characterized in that this synchronizes the second signal with the time base. 前記第２のデバイスは、前記第１の時間情報と前記第２の時間情報との間の差を最小にするように、前記第１の時間差に従って前記第２の信号の生成を調整するように構成される、請求項１２に記載の装置。 The second device adjusts the generation of the second signal according to the first time difference so as to minimize the difference between the first time information and the second time information. The device according to claim 12, which is configured. 前記第１のデバイスは、前記第２の信号が前記タイムベースに同期された後、
前記第２の信号及び前記第１の信号を受信して解析し、
受信及び解析された前記第１の信号と前記第２の信号の間の位相差又は時間差を測定し、
測定された前記位相差又は時間差又は関連物理量を送信する、
ように構成され、前記第２のデバイスが、前記第２の信号の生成を調整して、前記第１の信号の伝搬における環境関連の変動の前記タイムベースへの前記第２の信号の同期に関する影響を軽減できるようになる、請求項１２又は１３に記載の装置。 The first device is after the second signal has been synchronized to the timebase.
The second signal and the first signal are received and analyzed.
The phase difference or time difference between the received and analyzed first signal and the second signal is measured, and the phase difference or time difference is measured.
Sending the measured phase difference or time difference or related physical quantity,
The second device is configured to coordinate the generation of the second signal with respect to the synchronization of the second signal to the timebase of environment-related fluctuations in the propagation of the first signal. The device according to claim 12 or 13, wherein the influence can be reduced. 前記第２のデバイスは、測定された前記位相差又は時間差又は関連物理量に従って、前記第２の信号の生成を調整するよう構成される、請求項１４に記載の装置。 14. The device of claim 14, wherein the second device is configured to adjust the generation of the second signal according to the measured phase or time difference or associated physical quantity. 前記第１及び第２のデバイスは、該第１及び第２のデバイスに接続された固定回線を介して前記第１及び前記第２の信号を送信及び受信するように構成される、請求項１２～１５の何れか一項に記載の装置。 12. The first and second devices are configured to transmit and receive the first and second signals via a fixed line connected to the first and second devices. The device according to any one of 15 to 15. 前記固定回線が同軸ケーブル又は光ファイバを含む、請求項１６に記載の装置。 16. The apparatus of claim 16, wherein the fixed line comprises a coaxial cable or an optical fiber. 前記タイムベースと同期されている第３の信号をブロードキャストするため、前記第２のデバイスに動作可能に関連付けられた送信機を更に備える、請求項１６又は１７に記載の装置。 16. The apparatus of claim 16 or 17, further comprising a transmitter operably associated with the second device to broadcast a third signal synchronized with the timebase. 第２のデバイスによって生成及び送信された第２の信号と、第１の信号を生成及び送信する第１のデバイスのタイムベースとの間の時間残差を特定する装置であって、
前記第２のデバイスが、前記第１のデバイスから前記第２のデバイスへの前記第１の信号の伝搬遅延の公称値を使用して、前記タイムベースに前記第２の信号を公称的に同期させ、
前記第１のデバイスが、
前記第１の信号及び前記第２の信号を受信して解析し、
受信された前記第１の信号と受信された前記第２の信号との間の時間差を測定し、これから前記時間残差を計算することができるようにし、
測定された前記時間差又は関連物理量を送信し、これにより前記時間残差を補正又は補償することができるようにする、
ように構成されている、ことを特徴とする装置。 A device that identifies the time residual between the second signal generated and transmitted by the second device and the timebase of the first device that produces and transmits the first signal.
The second device nominally synchronizes the second signal to the timebase using the nominal value of the propagation delay of the first signal from the first device to the second device. Let me
The first device is
The first signal and the second signal are received and analyzed.
The time difference between the received first signal and the received second signal was measured so that the time residual could be calculated from it.
The measured time difference or associated physical quantity is transmitted so that the time residual can be corrected or compensated for.
A device characterized by being configured in such a manner. 前記第２のデバイスは、前記測定された時間差又は前記関連物理量を利用して前記第２の信号の生成を調整するように構成され、これにより前記第２の信号の前記タイムベースへの同期の精度を改善する、請求項１９に記載の装置。 The second device is configured to utilize the measured time difference or the associated physical quantity to coordinate the generation of the second signal, thereby synchronizing the second signal to the timebase. 19. The apparatus of claim 19, which improves accuracy. 前記装置が、前記測定された時間差又は前記関連物理量を利用して、前記第２のデバイスから受信された信号に補正を適用するよう構成された第３のデバイスを備える、請求項１９に記載の装置。 19. The device of claim 19, wherein the device comprises a third device configured to utilize the measured time difference or the associated physical quantity to apply a correction to a signal received from the second device. Device. 前記第２のデバイスが前記第２の信号の生成を調整した後、前記第１のデバイスが、
前記第２の信号及び前記第１の信号を受信して解析し、
受信及び解析された前記第１の信号と前記第２の信号の間の位相差又は時間差を測定し、
測定された前記位相差又は時間差又は関連物理量を送信する、
ように構成され、
前記第２のデバイスが、前記第２の信号の生成を調整して、前記第１の信号の伝搬における環境関連の変動の前記タイムベースへの前記第２の信号の同期に関する影響を軽減できるようにする、請求項２０に記載の装置。 After the second device coordinates the generation of the second signal, the first device
The second signal and the first signal are received and analyzed.
The phase difference or time difference between the received and analyzed first signal and the second signal is measured, and the phase difference or time difference is measured.
Sending the measured phase difference or time difference or related physical quantity,
Is configured as
The second device may be able to coordinate the generation of the second signal to reduce the effect of environment-related fluctuations in the propagation of the first signal on the synchronization of the second signal to the timebase. The device according to claim 20. 第２の信号を生成及び送信する第２のデバイスが、第１のデバイスによって生成及び送信される第１の信号を使用して、前記第１のデバイスに前記第２の信号を同期させる装置において、前記第１の信号の伝搬における環境関連の変動の同期に関する影響を軽減する方法であって、
前記方法は、
前記第１のデバイスが、前記第２の信号及び前記第１の信号を受信して解析するステップと、
前記第１のデバイスが、受信及び解析された前記第１の信号と前記第２の信号の間の位相差又は時間差を測定するステップと、
前記第１のデバイスが、測定された前記位相差又は時間差又は関連物理量を送信するステップと、
前記第２のデバイスが、測定された前記位相差又は時間差又は関連物理量に従って、前記第２の信号の生成を調整し、前記タイムベースへの前記第２の信号の同期が維持されるようにするステップと、
を含む、方法。 In a device in which a second device that generates and transmits a second signal uses the first signal generated and transmitted by the first device to synchronize the second signal with the first device. , A method of mitigating the effect of synchronization of environment-related fluctuations in the propagation of the first signal.
The method is
A step in which the first device receives and analyzes the second signal and the first signal.
A step in which the first device measures the phase difference or time difference between the received and analyzed first signal and the second signal.
With the step of transmitting the measured phase difference or time difference or related physical quantity by the first device.
The second device adjusts the generation of the second signal according to the measured phase difference or time difference or related physical quantity so that the synchronization of the second signal with the time base is maintained. Steps and
Including, how. 第１の信号を生成及び送信する第１のデバイスの前記第１の信号の伝搬における環境関連の変動のタイムベースに、第２のデバイスによって生成されて送信された第２の信号を同期させることに関する影響を軽減する装置であって、
前記第１のデバイスが、
前記第２の信号及び前記第１の信号を受信して解析し、
受信及び解析された前記第１の信号と前記第２の信号の間の位相差又は時間差を測定し、
測定された前記位相差又は時間差又は関連物理量を送信する、
ように構成され、
前記第２のデバイスが、
測定された前記位相差又は時間差又は関連物理量に従って、前記第２の信号の生成を調整し、前記タイムベースへの前記第２の信号の同期が維持されるように構成される、
ことを特徴とする装置。 Synchronizing the second signal generated and transmitted by the second device with the timebase of environment-related fluctuations in the propagation of the first signal of the first device that generates and transmits the first signal. It is a device that reduces the influence of
The first device is
The second signal and the first signal are received and analyzed.
The phase difference or time difference between the received and analyzed first signal and the second signal is measured, and the phase difference or time difference is measured.
Sending the measured phase difference or time difference or related physical quantity,
Is configured as
The second device is
According to the measured phase difference or time difference or related physical quantity, the generation of the second signal is adjusted so that the synchronization of the second signal with the time base is maintained.
A device characterized by that. タイムベースを有する基準デバイスと、前記基準デバイスの前記タイムベースに同期された測位信号を生成及び送信する複数の測位ユニットデバイスとを備えた、ロケーションネットワークにおけるロービング位置受信機の位置を決定する方法であって、
前記測位ユニットデバイスの少なくとも１つは、
（ｉ）前記基準デバイスが、第１の時間情報を含む基準信号を生成し送信するステップであって、前記第１の時間情報が前記タイムベースに従って前記基準信号の送信時間を示す、ステップと、
（ｉｉ）前記測位ユニットデバイスが、
（ａ）前記基準信号を受信して解析するステップと、
（ｂ）前記測位信号の送信時間を示す第２の時間情報を含む前記測位信号を生成して送信するステップと、
（ｃ）前記測位信号を受信して解析するステップと、
（ｄ）前記第１の時間情報と前記第２の時間情報との間の第１の時間差を計算するステップと、
（ｅ）前記第１の時間差に従って前記測位信号の生成を調整し、これにより前記測位信号及び前記第２の時間情報を調整するステップと、
（ｉｉｉ）前記基準デバイスが、
（ａ）前記基準信号及び調整された前記測位信号を受信して解析するステップと、
（ｂ）前記第１の時間情報と調整された前記第２の時間情報との間の第２の時間差を計算するステップと、
（ｃ）前記第２の時間差又はこれに関連する物理量を送信するステップと、
（ｉｖ）前記測位ユニットデバイスが、
（ａ）前記第２の時間差又は前記関連物理量を受信して、これから前記基準信号の伝搬遅延の尺度を取得するステップと、
（ｂ）前記伝搬遅延の尺度に従って前記測位信号の生成を調整し、これにより前記測位信号を前記基準デバイスのタイムベースに同期させるようにするステップと、
を含み、
前記ロービング位置受信機が、前記少なくとも１つの測位ユニットデバイスから受信した測位信号を含む、前記複数の測位ユニットデバイスから受信した測位信号の選択集合を用いて位置解を計算する、
ことによって前記測位信号を前記タイムベースに同期させる、
ことを特徴とする、方法。 A method of determining the position of a roving position receiver in a location network comprising a reference device having a timebase and a plurality of positioning unit devices that generate and transmit positioning signals synchronized with the timebase of the reference device. There,
At least one of the positioning unit devices
(I) A step in which the reference device generates and transmits a reference signal including a first time information, wherein the first time information indicates a transmission time of the reference signal according to the time base.
(Ii) The positioning unit device is
(A) A step of receiving and analyzing the reference signal, and
(B) A step of generating and transmitting the positioning signal including a second time information indicating the transmission time of the positioning signal.
(C) A step of receiving and analyzing the positioning signal, and
(D) A step of calculating a first time difference between the first time information and the second time information, and
(E) A step of adjusting the generation of the positioning signal according to the first time difference, thereby adjusting the positioning signal and the second time information.
(Iii) The reference device is
(A) A step of receiving and analyzing the reference signal and the adjusted positioning signal, and
(B) A step of calculating a second time difference between the first time information and the adjusted second time information, and
(C) The step of transmitting the second time difference or the physical quantity related thereto, and
(Iv) The positioning unit device is
(A) A step of receiving the second time difference or the related physical quantity and obtaining a measure of the propagation delay of the reference signal from the step.
(B) A step of adjusting the generation of the positioning signal according to the propagation delay scale, thereby synchronizing the positioning signal to the timebase of the reference device.
Including
The roving position receiver calculates a position solution using a selection set of positioning signals received from the plurality of positioning unit devices, including positioning signals received from the at least one positioning unit device.
By synchronizing the positioning signal with the time base,
A method characterized by that. ロービング位置受信機が位置解を計算することを可能にするロケーションネットワークであって、
第１の時間情報を含む基準信号を生成し送信するよう構成された基準デバイスであって、前記時間情報が前記基準デバイスのタイムベースに従って前記基準信号の送信時間を示す、基準デバイスと、
前記基準デバイスのタイムベースに同期された測位信号を生成及び送信する複数の測位ユニットデバイスと、
を備え、
前記測位ユニットデバイスの少なくとも１つが、
前記基準信号を受信して解析し、
前記測位信号の送信時間を示す第２の時間情報を含む測位信号を生成及び送信し、
前記測位信号を受信して解析し、
前記第１の時間情報と前記第２の時間情報との間の第１の時間差を計算し、
前記第１の時間差に従って前記測位信号の生成を調整し、これにより前記測位信号及び前記第２の時間情報を調整する、
ように構成され、
前記基準デバイスが、
前記基準信号及び調整された前記測位信号を受信して解析し、
前記第１の時間情報と調整された前記第２の時間情報との間の第２の時間差を計算し、
前記第２の時間差又はこれに関連する物理量を送信する、
ように構成され、
前記少なくとも１つの測位ユニットデバイスが、
前記第２の時間差又は前記関連物理量を受信して、これから前記基準信号の伝搬遅延の尺度を取得し、
前記伝搬遅延の尺度に従って前記測位信号の生成を調整し、これにより前記測位信号を前記基準デバイスのタイムベースに同期させる、
ように構成され、
このようなロービング位置受信機が、前記少なくとも１つの測位ユニットデバイスから受信した測位信号を含む、前記複数の測位ユニットデバイスから受信した測位信号の選択集合を用いて位置解を計算することができる、ロケーションネットワーク。 A location network that allows roving location receivers to calculate location solutions.
A reference device configured to generate and transmit a reference signal including first time information, wherein the time information indicates the transmission time of the reference signal according to the timebase of the reference device.
A plurality of positioning unit devices that generate and transmit positioning signals synchronized with the time base of the reference device, and
Equipped with
At least one of the positioning unit devices
The reference signal is received, analyzed, and
A positioning signal including a second time information indicating the transmission time of the positioning signal is generated and transmitted, and the positioning signal is generated and transmitted.
The positioning signal is received, analyzed, and
The first time difference between the first time information and the second time information is calculated.
The generation of the positioning signal is adjusted according to the first time difference, whereby the positioning signal and the second time information are adjusted.
Is configured as
The reference device is
The reference signal and the adjusted positioning signal are received and analyzed.
A second time difference between the first time information and the adjusted second time information is calculated.
The second time difference or a physical quantity related thereto is transmitted.
Is configured as
The at least one positioning unit device
Upon receiving the second time difference or the related physical quantity, a measure of the propagation delay of the reference signal is obtained from this.
The generation of the positioning signal is adjusted according to the propagation delay measure, thereby synchronizing the positioning signal with the timebase of the reference device.
Is configured as
Such a roving position receiver can calculate a position solution using a selection set of positioning signals received from the plurality of positioning unit devices, including positioning signals received from the at least one positioning unit device. Location network. 請求項１～１１、２３及び２５のうちの何れか一項に記載の方法を実施する、又は請求項１２～２２及び２４のうちの何れか一項に記載の装置を動作させる、又は請求項２６に記載のロケーションネットワークを動作させる、ように構成されたコンピュータ可読プログラムを有する非一時的コンピュータ使用可能媒体を含む製品。 The method according to any one of claims 1 to 11, 23 and 25 is carried out, or the apparatus according to any one of claims 12 to 22 and 24 is operated, or a claim is made. A product comprising a non-temporary computer-usable medium having a computer-readable program configured to operate the location network according to 26.
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