JP2014520267A - トランスポンダセンターポイントの位置決定 - Google Patents
トランスポンダセンターポイントの位置決定 Download PDFInfo
- Publication number
- JP2014520267A JP2014520267A JP2014516142A JP2014516142A JP2014520267A JP 2014520267 A JP2014520267 A JP 2014520267A JP 2014516142 A JP2014516142 A JP 2014516142A JP 2014516142 A JP2014516142 A JP 2014516142A JP 2014520267 A JP2014520267 A JP 2014520267A
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- JP
- Japan
- Prior art keywords
- signal
- transponder
- antenna
- crossover
- vehicle
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Classifications
-
- 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
- G01S1/00—Beacons or beacon systems transmitting signals having a characteristic or characteristics capable of being detected by non-directional receivers and defining directions, positions, or position lines fixed relatively to the beacon transmitters; Receivers co-operating therewith
- G01S1/02—Beacons or beacon systems transmitting signals having a characteristic or characteristics capable of being detected by non-directional receivers and defining directions, positions, or position lines fixed relatively to the beacon transmitters; Receivers co-operating therewith using radio waves
- G01S1/08—Systems for determining direction or position line
- G01S1/14—Systems for determining direction or position line using amplitude comparison of signals transmitted simultaneously from antennas or antenna systems having differently oriented overlapping directivity-characteristics
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B61—RAILWAYS
- B61L—GUIDING RAILWAY TRAFFIC; ENSURING THE SAFETY OF RAILWAY TRAFFIC
- B61L25/00—Recording or indicating positions or identities of vehicles or vehicle trains or setting of track apparatus
- B61L25/02—Indicating or recording positions or identities of vehicles or vehicle trains
- B61L25/025—Absolute localisation, e.g. providing geodetic coordinates
-
- 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
- G01S13/00—Systems using the reflection or reradiation of radio waves, e.g. radar systems; Analogous systems using reflection or reradiation of waves whose nature or wavelength is irrelevant or unspecified
- G01S13/74—Systems using reradiation of radio waves, e.g. secondary radar systems; Analogous systems
- G01S13/75—Systems using reradiation of radio waves, e.g. secondary radar systems; Analogous systems using transponders powered from received waves, e.g. using passive transponders, or using passive reflectors
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B61—RAILWAYS
- B61L—GUIDING RAILWAY TRAFFIC; ENSURING THE SAFETY OF RAILWAY TRAFFIC
- B61L25/00—Recording or indicating positions or identities of vehicles or vehicle trains or setting of track apparatus
- B61L25/02—Indicating or recording positions or identities of vehicles or vehicle trains
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B61—RAILWAYS
- B61L—GUIDING RAILWAY TRAFFIC; ENSURING THE SAFETY OF RAILWAY TRAFFIC
- B61L3/00—Devices along the route for controlling devices on the vehicle or vehicle train, e.g. to release brake, to operate a warning signal
- B61L3/02—Devices along the route for controlling devices on the vehicle or vehicle train, e.g. to release brake, to operate a warning signal at selected places along the route, e.g. intermittent control simultaneous mechanical and electrical control
- B61L3/08—Devices along the route for controlling devices on the vehicle or vehicle train, e.g. to release brake, to operate a warning signal at selected places along the route, e.g. intermittent control simultaneous mechanical and electrical control controlling electrically
- B61L3/12—Devices along the route for controlling devices on the vehicle or vehicle train, e.g. to release brake, to operate a warning signal at selected places along the route, e.g. intermittent control simultaneous mechanical and electrical control controlling electrically using magnetic or electrostatic induction; using radio waves
- B61L3/125—Devices along the route for controlling devices on the vehicle or vehicle train, e.g. to release brake, to operate a warning signal at selected places along the route, e.g. intermittent control simultaneous mechanical and electrical control controlling electrically using magnetic or electrostatic induction; using radio waves using short-range radio transmission
-
- 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
- G01S13/00—Systems using the reflection or reradiation of radio waves, e.g. radar systems; Analogous systems using reflection or reradiation of waves whose nature or wavelength is irrelevant or unspecified
- G01S13/74—Systems using reradiation of radio waves, e.g. secondary radar systems; Analogous systems
- G01S13/82—Systems using reradiation of radio waves, e.g. secondary radar systems; Analogous systems wherein continuous-type signals are transmitted
-
- 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
- G01S13/00—Systems using the reflection or reradiation of radio waves, e.g. radar systems; Analogous systems using reflection or reradiation of waves whose nature or wavelength is irrelevant or unspecified
- G01S13/74—Systems using reradiation of radio waves, e.g. secondary radar systems; Analogous systems
- G01S13/82—Systems using reradiation of radio waves, e.g. secondary radar systems; Analogous systems wherein continuous-type signals are transmitted
- G01S13/84—Systems using reradiation of radio waves, e.g. secondary radar systems; Analogous systems wherein continuous-type signals are transmitted for distance determination by phase measurement
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B61—RAILWAYS
- B61L—GUIDING RAILWAY TRAFFIC; ENSURING THE SAFETY OF RAILWAY TRAFFIC
- B61L27/00—Central railway traffic control systems; Trackside control; Communication systems specially adapted therefor
- B61L27/20—Trackside control of safe travel of vehicle or vehicle train, e.g. braking curve calculation
- B61L2027/204—Trackside control of safe travel of vehicle or vehicle train, e.g. braking curve calculation using Communication-based Train Control [CBTC]
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B61—RAILWAYS
- B61L—GUIDING RAILWAY TRAFFIC; ENSURING THE SAFETY OF RAILWAY TRAFFIC
- B61L3/00—Devices along the route for controlling devices on the vehicle or vehicle train, e.g. to release brake, to operate a warning signal
- B61L3/02—Devices along the route for controlling devices on the vehicle or vehicle train, e.g. to release brake, to operate a warning signal at selected places along the route, e.g. intermittent control simultaneous mechanical and electrical control
- B61L3/08—Devices along the route for controlling devices on the vehicle or vehicle train, e.g. to release brake, to operate a warning signal at selected places along the route, e.g. intermittent control simultaneous mechanical and electrical control controlling electrically
- B61L3/12—Devices along the route for controlling devices on the vehicle or vehicle train, e.g. to release brake, to operate a warning signal at selected places along the route, e.g. intermittent control simultaneous mechanical and electrical control controlling electrically using magnetic or electrostatic induction; using radio waves
- B61L3/121—Devices along the route for controlling devices on the vehicle or vehicle train, e.g. to release brake, to operate a warning signal at selected places along the route, e.g. intermittent control simultaneous mechanical and electrical control controlling electrically using magnetic or electrostatic induction; using radio waves using magnetic induction
Landscapes
- Engineering & Computer Science (AREA)
- Remote Sensing (AREA)
- Radar, Positioning & Navigation (AREA)
- Computer Networks & Wireless Communication (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Mechanical Engineering (AREA)
- Aviation & Aerospace Engineering (AREA)
- Train Traffic Observation, Control, And Security (AREA)
- Radar Systems Or Details Thereof (AREA)
- Traffic Control Systems (AREA)
Abstract
Description
前記活性化信号を受信し次第、前記走行路のそばのトランスポンダから符号化された識別信号を送信するステップと、
前記活性化信号を受信し次第、前記走行路のそばのトランスポンダに関連する追加のアンテナから第二信号を送信するステップであって、前記第二信号は、前記符号化された識別信号から切り離されるステップと、
前記第二信号から前記走行中の車両の前記正確な位置を決定するステップと
を含む。
11 メモリ
12 RFID送信器
14 RFID探知器/受信器
16 RFIDアンテナ
18 フェーズ復調器
20 クロスオーバーアンテナ
30 トランスポンダアンテナ
32 RFID信号受信器/送信器
34 受信器/整流器
36 発振器
38 増幅器信号調節器
40 クロスオーバー
Claims (15)
- ガイドウェイに沿って走行している車両のための無線位置測定システムであって、
前記ガイドウェイのそばのトランスポンダを活性化するための送信器と、
前記トランスポンダ識別を決定するために、前記活性化されたトランスポンダからの応答信号を検出するための第一検出器と、
前記第一信号から切り離され、かつ、正確な位置情報を提供する前記トランスポンダから受信された位置信号を検出するための第二検出器と
を含む無線位置測定システム。 - 前記応答信号の検出に応答してロック信号を生成するように構成され、
前記ロック信号が存在する場合、オンボードコンピュータが、前記正確な位置情報を抽出するように構成される
請求項1に記載の無線位置測定システム。 - 前記ロック信号は、前記第一検出器によって生成される請求項1又は2に記載の無線位置測定システム。
- 前記第二検出器は、前記トランスポンダに関連するクロスオーバーアンテナから前記位置信号を受信するためのクロスオーバーアンテナを含む請求項3に記載の無線位置測定システム。
- 前記第二検出器は、前記車両が前記トランスポンダに関連する前記アンテナを通過するとき、フェーズ変化を検出するためのフェーズ復調器をさらに含む請求項1〜4のいずれか1項に記載の無線位置測定システム。
- 前記応答信号を受信するためのアンテナと、
前記位置信号を検出するための前記トランスポンダアンテナのそれぞれの側に位置するクロスオーバーアンテナと
をさらに含む請求項5に記載の無線位置測定システム。 - ガイドウェイに沿って走行している車両のための無線位置測定システムとともに使用されるトランスポンダであって、
走行中の車両から活性化信号を受信し、かつ、応答信号を送信するためのトランスポンダアンテナと、
前記活性化信号を受信し次第、第二信号を送信し、かつ、位置情報が導き出されることが可能な第二アンテナと、
前記活性化信号を受信し次第、前記第二信号を送信するように構成された制御回路と
を含むトランスポンダ。 - 前記第二アンテナは、クロスオーバーアンテナである請求項7に記載のトランスポンダ。
- 前記トランスポンダアンテナを介して、符号化された識別信号を送信するための無線周波数識別ブロックと、
前記第二アンテナによって送信する信号を生成するための発振器と
をさらに含む請求項8に記載のトランスポンダ。 - ガイドウェイにおける走行中の車両の前記位置を正確に決定する方法であって、
前記走行中の車両から走行路のそばのトランスポンダに活性化信号を受信するステップと、
前記活性化信号を受信し次第、前記走行路のそばのトランスポンダから符号化された識別信号を送信するステップと、
前記活性化信号を受信し次第、前記走行路のそばのトランスポンダに関連する追加のアンテナから第二信号を送信するステップであって、前記第二信号は、前記符号化された識別信号から切り離されるステップと、
前記第二信号から前記走行中の車両の前記正確な位置を決定するステップと
を含む方法。 - 前記第二信号は、クロスオーバーアンテナから送信され、かつ、
前記車両の前記位置は、前記クロスオーバーアンテナから受信された前記信号を復調することによって決定される請求項10に記載の方法。 - 前記第二信号は、クロスオーバーアンテナによって前記走行中の車両において受信され、かつ、
前記位置情報は、前記走行中の車両における前記クロスオーバーアンテナによって受信された前記信号をフェーズ復調することによって導き出される請求項10又は11に記載の方法。 - ロック信号は、前記符号化された識別信号の前記受信に応じて生成され、かつ、
前記ロック信号が存在する場合、前記走行中の車両におけるオンボードコンピュータが、前記クロスオーバーアンテナの前記クロスオーバーポイントを検出する請求項12に記載の方法。 - 前記走行中の車両は、二つのクロスオーバーアンテナを有しており、
アンテナのそれぞれの側における一つは、前記符号化された識別信号を受信する請求項10〜13のいずれか1項に記載の方法。 - 前記トランスポンダは、無線周波数識別タグである請求項10〜14のいずれか1項に記載の方法。
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US13/168,519 | 2011-06-24 | ||
US13/168,519 US8576114B2 (en) | 2011-06-24 | 2011-06-24 | Location of a transponder center point |
PCT/CA2012/000602 WO2012174647A1 (en) | 2011-06-24 | 2012-06-19 | Location of a transponder center point |
Publications (2)
Publication Number | Publication Date |
---|---|
JP2014520267A true JP2014520267A (ja) | 2014-08-21 |
JP5982475B2 JP5982475B2 (ja) | 2016-08-31 |
Family
ID=47361338
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2014516142A Expired - Fee Related JP5982475B2 (ja) | 2011-06-24 | 2012-06-19 | トランスポンダセンターポイントの位置決定 |
Country Status (9)
Country | Link |
---|---|
US (1) | US8576114B2 (ja) |
EP (1) | EP2724176B1 (ja) |
JP (1) | JP5982475B2 (ja) |
KR (1) | KR20140044830A (ja) |
CN (1) | CN103782190A (ja) |
BR (1) | BR112013032417A2 (ja) |
CA (1) | CA2836646C (ja) |
MY (1) | MY165992A (ja) |
WO (1) | WO2012174647A1 (ja) |
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- 2012-06-19 EP EP12803112.7A patent/EP2724176B1/en not_active Not-in-force
- 2012-06-19 KR KR1020137034338A patent/KR20140044830A/ko not_active Application Discontinuation
- 2012-06-19 MY MYPI2013004603A patent/MY165992A/en unknown
- 2012-06-19 BR BR112013032417A patent/BR112013032417A2/pt not_active IP Right Cessation
- 2012-06-19 CA CA2836646A patent/CA2836646C/en not_active Expired - Fee Related
- 2012-06-19 CN CN201280030887.8A patent/CN103782190A/zh active Pending
- 2012-06-19 JP JP2014516142A patent/JP5982475B2/ja not_active Expired - Fee Related
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Also Published As
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BR112013032417A2 (pt) | 2017-01-17 |
EP2724176A1 (en) | 2014-04-30 |
KR20140044830A (ko) | 2014-04-15 |
CA2836646A1 (en) | 2012-12-27 |
EP2724176A4 (en) | 2015-05-06 |
EP2724176B1 (en) | 2017-09-13 |
CA2836646C (en) | 2017-12-05 |
WO2012174647A1 (en) | 2012-12-27 |
US8576114B2 (en) | 2013-11-05 |
US20120326916A1 (en) | 2012-12-27 |
JP5982475B2 (ja) | 2016-08-31 |
CN103782190A (zh) | 2014-05-07 |
MY165992A (en) | 2018-05-21 |
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