JP2000344103A - Information transmitting/receiving device using signal unit - Google Patents
Information transmitting/receiving device using signal unitInfo
- Publication number
- JP2000344103A JP2000344103A JP16201799A JP16201799A JP2000344103A JP 2000344103 A JP2000344103 A JP 2000344103A JP 16201799 A JP16201799 A JP 16201799A JP 16201799 A JP16201799 A JP 16201799A JP 2000344103 A JP2000344103 A JP 2000344103A
- Authority
- JP
- Japan
- Prior art keywords
- signal
- information
- light
- various information
- traffic
- 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.)
- Pending
Links
Landscapes
- Electric Propulsion And Braking For Vehicles (AREA)
- Train Traffic Observation, Control, And Security (AREA)
Abstract
Description
【０００１】[0001]
【発明の属する技術分野】本発明は、車両の信号保安装
置に係わり、特に、信号機の各種情報を車両等の移動体
に対し、伝送するのに好適な信号機を用いた情報の送受
信装置に関する。BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a signal security device for a vehicle, and more particularly to an information transmission / reception device using a signal suitable for transmitting various information of the signal to a moving body such as a vehicle.
【０００２】[0002]
【従来の技術】車両の信号保安装置の従来技術として列
車のＡＴＳ（Automatic Train Stop)というシステムが
ある。このＡＴＳの概要を図６に示す。停止（信号灯１
Ｒ），注意（信号灯１Ｙ），進行（信号灯１Ｇ）を現示
する信号機１の外方に車内へ警報を発生するための地上
子２２が設置されている。信号機の現示が停止の場合、
列車２０がこの地上子上を通過すると車上子２３を介し
て警報信号を受信し、列車２０内の警報機２４で運転士
２１に対して警報を発生する。警報発生後に所定手続き
を行わないと自動的に非常ブレーキがかかり、信号機手
前に停車させる。所定手続きを行った場合は、それ以後
は運転士が信号機の現示情報を確認しながら手動操作を
行っている。2. Description of the Related Art As a prior art of a vehicle signal security device, there is a system called ATS (Automatic Train Stop) of a train. FIG. 6 shows an outline of the ATS. Stop (signal light 1
R), a warning (signal light 1Y), and a ground signal 22 for generating an alarm in the vehicle are installed outside the traffic light 1 indicating the progress (signal light 1G). If the traffic light stops,
When the train 20 passes over the ground child, an alarm signal is received via the vehicle child 23, and an alarm is issued to the driver 21 by an alarm 24 in the train 20. If the prescribed procedure is not performed after the alarm is issued, the emergency brake will be applied automatically and the vehicle will stop just before the traffic light. After performing the predetermined procedure, the driver performs manual operation while checking the present information of the traffic signal.
【０００３】この従来技術においては、駅近傍で多数の
信号機がある場合などでは、確認すべき信号機を特定す
ることや、現在の確認している信号機の名称を特定する
ことなど複数の処理を運転士が行わなければならず、運
転士の負担となるとともに誤った操作を行う可能性があ
るという問題がある。In this conventional technique, when there are a large number of traffic lights near a station, a plurality of processes such as specifying a traffic signal to be checked and specifying a name of a currently checked traffic signal are performed. Must be performed by the engineer, which is a burden on the driver and may cause an erroneous operation.
【０００４】[0004]
【発明が解決しようとする課題】上記従来技術では、多
数の信号機がある駅近傍などでは、信号機を確認しなが
ら多数の処理を運転士が行わなければならないため、運
転士の負担となるとともに誤った操作を行う可能性が高
いという問題があった。In the above prior art, in the vicinity of a station where a large number of traffic lights are present, the driver must perform many processes while checking the traffic signals. There is a problem that there is a high possibility that the user performs an operation.
【０００５】本発明の目的は、車両の信号保安装置にお
いて、信号機の各種情報を車両等の移動体に対し、伝送
し運転士の負担を軽減するとともに車両運行の安全性を
向上させるのに好適な信号機を用いた情報の送受信装置
を提供することにある。SUMMARY OF THE INVENTION An object of the present invention is to provide a signal security device for a vehicle, which is suitable for transmitting various information of a traffic signal to a moving body such as a vehicle to reduce the burden on a driver and improve the safety of vehicle operation. It is an object of the present invention to provide an information transmitting / receiving device using a traffic light.
【０００６】[0006]
【課題を解決するための手段】上記目的を達成するため
に、本発明では、以下の手段を用いる。信号機の発光源
に発光ダイオート（ＬＥＤ）を用い、信号灯の発光と同
時に変調した信号機の各種情報（信号灯の色，信号の種
別など）の光伝送を行う。一方、車両側では、設置した
光伝送の受光器で受信した信号を増幅後復調し、表示部
に信号機の各種情報を表示する。To achieve the above object, the present invention uses the following means. Using a light emitting diode (LED) as a light source of the traffic light, optical transmission of various information of the traffic light (color of the traffic light, type of signal, etc.) modulated at the same time as light emission of the traffic light is performed. On the vehicle side, on the other hand, the signal received by the installed optical transmission light receiver is amplified and demodulated, and various information of the traffic signal is displayed on the display unit.
【０００７】このような手段により、車両の運転士の負
担を軽減するとともに車両運行の安全性を向上させるこ
とが可能となる。[0007] By such means, it is possible to reduce the burden on the driver of the vehicle and to improve the safety of vehicle operation.
【０００８】信号機の各発光素子からは、各信号灯の発
光と同時に信号機の各種情報（信号灯の色，信号の種別
など）を変調し、空間中を光伝送する。一方、車両側で
は、この空間中を光伝送された信号を受光器で受信し増
幅後復調し、表示部に信号機の各種情報を表示する。Each light emitting element of the traffic light modulates various information of the traffic light (color of the traffic light, type of signal, etc.) at the same time as light emission of each traffic light, and transmits light through space. On the vehicle side, on the other hand, a signal optically transmitted in this space is received by a photodetector, amplified and demodulated, and various information of the traffic signal is displayed on a display unit.
【０００９】このような手法により、車両側に信号機の
各種情報（信号灯の色，信号の種別など）を伝送するこ
とが可能となる。According to such a method, it becomes possible to transmit various information of the traffic signal (color of the signal light, type of signal, etc.) to the vehicle side.
【００１０】[0010]
【発明の実施の形態】以下、本発明の実施例を図を用い
て説明する。まず、本発明の概要を図２を用いて説明す
る。なお、説明を簡略化するため、ここでは、進行（緑
色），注意（黄色），停止（赤色）の３色を基本とした
３現示方式の場合の例を説明する。信号機１は発光ダイ
オードを発光源とした１Ｇ，１Ｙ，１Ｒの信号灯から構
成されている。信号制御部２からは、信号灯を発光させ
る駆動信号を送信すると同時に信号機の各種情報をデジ
タル信号で変調し、空間中へ光伝送する。一方、車両２
０側では、受光器７でこの送信信号を検出し、増幅回路
８で信号を増幅する。さらに、受信回路９で信号を復調
し、情報判別回路１３でこの信号から伝送された各種情
報を抽出する。ここで抽出した情報は最終的に表示部１
０にその内容を表示する。この各種情報を運転士（図示
せず）が確認し、列車の走行制御を行う。DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS An embodiment of the present invention will be described below with reference to the drawings. First, an outline of the present invention will be described with reference to FIG. For simplicity of description, an example of a three-presentation system based on three colors of progress (green), caution (yellow), and stop (red) will be described here. The traffic light 1 is composed of 1G, 1Y, 1R signal lights using light emitting diodes as light emitting sources. The signal control unit 2 transmits a drive signal for causing the signal lamp to emit light, and at the same time, modulates various information of the traffic signal with a digital signal and optically transmits the signal into space. On the other hand, vehicle 2
On the 0 side, the transmission signal is detected by the light receiver 7 and the signal is amplified by the amplifier circuit 8. Further, the receiving circuit 9 demodulates the signal, and the information discriminating circuit 13 extracts various information transmitted from the signal. The information extracted here is finally displayed on the display unit 1.
0 displays its contents. A driver (not shown) confirms the various information and controls the running of the train.
【００１１】次に、本発明の第１実施例の情報送受信装
置を図１及び図３を用いて説明する。通信制御部６は、
内部にＣＰＵを内蔵しており、ここに格納されたプログ
ラム及びデータに基づいて通信データ生成部４，信号灯
制御部５及びデータ設定部１２を制御する。データ設定
部１２は、書き換え可能なメモリと入力ポートをもつも
のであり、信号機１から信号機の状態，信号機の種別，
信号機の名前などの各種データが設定される。このデー
タ設定部１２から入力されたデータは通信データ生成部
４に送出される。通信データ生成部４は、この設定デー
タに基づきデジタル符号化を行い、光通信の通信データ
となるデジタル変調信号ａ′，ｂ′，ｃ′を発生する。
信号灯制御部５では信号灯の発光を制御するための制御
信号ａ，ｂ，ｃを発生する。この発光制御信号ａ，ｂ，
ｃとデジタル変調信号ａ′，ｂ′，ｃ′はゲート回路３
ａ，３ｂ，３ｃに入力され、発光する信号灯を選択し、
その信号灯に通信のためのデジタル変調信号を送信す
る。駆動回路１１では、デジタル変調信号にしたがって
発光素子１Ｇ，１Ｙ，１Ｒを発光し、当該の信号灯を発
光するとともにデジタル変調された信号機の各種情報を
車両側へ光伝送する。Next, an information transmitting / receiving apparatus according to a first embodiment of the present invention will be described with reference to FIGS. The communication control unit 6
A CPU is built in, and controls the communication data generation unit 4, the signal light control unit 5, and the data setting unit 12 based on programs and data stored therein. The data setting unit 12 has a rewritable memory and an input port.
Various data such as a traffic light name is set. The data input from the data setting unit 12 is sent to the communication data generation unit 4. The communication data generator 4 performs digital encoding based on the setting data, and generates digital modulation signals a ', b', and c 'serving as communication data for optical communication.
The signal light controller 5 generates control signals a, b, and c for controlling light emission of the signal light. The light emission control signals a, b,
c and the digitally modulated signals a ', b', c '
a, 3b, 3c, select the signal light to emit light,
A digital modulation signal for communication is transmitted to the signal light. The drive circuit 11 emits light from the light emitting elements 1G, 1Y, and 1R according to the digital modulation signal, emits the corresponding signal light, and optically transmits various information of the digitally modulated signal to the vehicle.
【００１２】一方、車両側ではこのデジタル変調信号を
各信号灯に対応した受光素子７Ｇ，７Ｙ，７Ｒで受信
し、その受信信号を増幅回路８ａ，８ｂ，８ｃで増幅す
る。受信回路９では、この受信信号をデジタル信号とし
て復調する。情報判別回路１３では、この復調信号を用
いて信号機の各種情報を抽出する。この信号現示情報に
基づき表示部１０に信号機の各種情報（信号灯の色，信
号の種別など）を表示する。なお、ここでは、受光素子
は各信号灯に対応した３個の受光素子としたが、３種類
の発光波長を同時に受信可能な受光素子を用いれば、１
個の受光素子でもよい。On the vehicle side, the digitally modulated signals are received by light receiving elements 7G, 7Y, 7R corresponding to the respective signal lights, and the received signals are amplified by amplifier circuits 8a, 8b, 8c. The receiving circuit 9 demodulates the received signal as a digital signal. The information discriminating circuit 13 extracts various information of the traffic signal using the demodulated signal. Based on the signal presenting information, the display unit 10 displays various information of the traffic signal (color of the signal lamp, type of signal, etc.). Here, the light receiving elements are three light receiving elements corresponding to each signal light, but if light receiving elements capable of simultaneously receiving three kinds of emission wavelengths are used, one light receiving element is used.
One light receiving element may be used.
【００１３】次に、本発明の第１実施例の情報送受信装
置の通信フォーマットを図４を用いて説明する。これ
は、図３に示すデジタル変調信号ａ′を拡大して示した
ものである。通信データは、キャラクタ単位で構成され
ており、１キャラクタは８bitである。その内容は、例
えばキャラクタデータ１５に示すように第１キャラクタ
には信号灯の色情報が設定され、第２キャラクタには信
号機の種別、第３キャラクタには信号機の名前、第４キ
ャラクタには軌道回路の状態など順次設定されていくも
のである。この複数のキャラクタを１フレームとして各
種信号機情報を通信する。Next, a communication format of the information transmitting / receiving apparatus according to the first embodiment of the present invention will be described with reference to FIG. This is an enlarged view of the digital modulation signal a 'shown in FIG. The communication data is composed of characters, and one character is 8 bits. For example, as shown in the character data 15, the color information of the signal light is set for the first character, the type of the signal is set for the second character, the name of the signal is set for the third character, and the track circuit is set for the fourth character. Are sequentially set. Various signal information is communicated using the plurality of characters as one frame.
【００１４】なお、本発明の信号機を用いた情報の送受
信装置は、鉄道関係の車両だけでなく、一般の車両（自
動車）の信号保安装置としても適用することができる。The information transmission / reception device using the traffic signal of the present invention can be applied not only to railway-related vehicles but also to a general vehicle (automobile) signal security device.
【００１５】以上述べたように、信号機側では発光ダイ
オード（ＬＥＤ）を用いた信号灯により、信号灯の発光
と同時に変調した各種信号機情報を車両側へ光伝送す
る。一方、車両側では、受光器で検出した信号を増幅復
調し、各種信号機情報を車両側に表示する。このような
手法により、信号機の各種情報を運転士に伝達すること
が可能となる。As described above, on the signal side, the signal light using the light emitting diode (LED) transmits various signal information modulated simultaneously with the light emission of the signal light to the vehicle side. On the vehicle side, on the other hand, the signal detected by the light receiver is amplified and demodulated, and various signal information is displayed on the vehicle side. By such a method, it becomes possible to transmit various information of the traffic signal to the driver.
【００１６】[0016]
【発明の効果】以上、説明したように本発明によれば、
次の効果がある。本発明の信号機を用いた情報の送受信
装置によれば、信号機側の各種情報を空間中を光伝送
し、車両側の受光器で検出した信号から信号機の各種情
報を表示できるため、信号機の各種情報を運転士に伝達
することが可能となる。これにより、運転士の負担を軽
減できるとともに車両の運行制御の安全性を向上させる
ことができる。As described above, according to the present invention,
It has the following effects: According to the information transmitting and receiving apparatus using the traffic light of the present invention, various information of the traffic light can be displayed by optically transmitting various information of the traffic light through the space and displaying the various information of the traffic light from the signal detected by the photodetector on the vehicle side. Information can be transmitted to the driver. As a result, the burden on the driver can be reduced, and the safety of the operation control of the vehicle can be improved.
【図１】本発明の第１実施例の情報の送受信装置のブロ
ック図である。FIG. 1 is a block diagram of an information transmitting / receiving apparatus according to a first embodiment of the present invention.
【図２】本発明の動作概要を示す図である。FIG. 2 is a diagram showing an operation outline of the present invention.
【図３】本発明の第１実施例の信号制御部のタイムチャ
ートである。FIG. 3 is a time chart of a signal control unit according to the first embodiment of the present invention.
【図４】本発明の第１実施例の通信フォーマットを説明
するための図である。FIG. 4 is a diagram for explaining a communication format according to the first embodiment of the present invention.
【図５】従来技術を説明するための図である。FIG. 5 is a diagram for explaining a conventional technique.
１Ｇ，１Ｙ，１Ｒ…発光素子、４…通信データ生成部、
６…通信制御部、７Ｇ，７Ｙ，７Ｒ…受光素子、９…受
信回路、１０…表示部。1G, 1Y, 1R ... light emitting element, 4 ... communication data generation unit,
6 Communication control unit, 7G, 7Y, 7R light receiving element, 9 reception circuit, 10 display unit.
───────────────────────────────────────────────────── フロントページの続き Ｆターム(参考） 5H115 PA08 PC01 PG01 PI01 QN03 SL01 SL05 SL09 UB05 UB11 5H161 AA01 BB20 DD22 GG04 GG11 GG22 ──────────────────────────────────────────────────続 き Continued on the front page F term (reference) 5H115 PA08 PC01 PG01 PI01 QN03 SL01 SL05 SL09 UB05 UB11 5H161 AA01 BB20 DD22 GG04 GG11 GG22
Claims (3)
保安装置において、信号機から、少なくとも信号機の現
示情報を含む各種情報を車両側へ光伝送する手段と、車
両側には伝送された信号を検出するための手段と該検出
手段で検出した信号から各種情報を車両内の表示部に表
示する手段を付加したことを特徴とする信号機を用いた
情報の送受信装置。1. A signal security device for managing the operation of a vehicle using a traffic light, means for optically transmitting various information including at least the present information of the traffic light from the traffic light to the vehicle side, and transmitting the information to the vehicle side. An information transmitting / receiving apparatus using a traffic signal, further comprising means for detecting a signal and means for displaying various information on a display unit in a vehicle from the signal detected by the detecting means.
受信装置において、信号機から伝送される情報が、信号
機の状態，信号機の種別，信号機の名前，他の軌道回路
の状態を含む情報であることを特徴とする信号機を用い
た情報の送受信装置。2. An information transmitting / receiving apparatus using a traffic light according to claim 1, wherein the information transmitted from the traffic light is information including a traffic light state, a traffic light type, a traffic light name, and a state of another track circuit. An information transmitting and receiving apparatus using a traffic light.
受信装置において、信号機の各種情報を光伝送する手段
が光伝送の送信素子として信号灯の発光源である発光ダ
イオードを用い、各種信号をデジタル信号に符号化して
送信するための回路から構成したことを特徴とする信号
機を用いた情報の送受信装置。3. An information transmitting / receiving apparatus according to claim 1, wherein the means for optically transmitting various information of the traffic light uses a light emitting diode which is a light source of a signal lamp as a transmission element of the light transmission. An information transmitting / receiving apparatus using a traffic signal, comprising a circuit for encoding and transmitting a digital signal.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP16201799A JP2000344103A (en) | 1999-06-09 | 1999-06-09 | Information transmitting/receiving device using signal unit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP16201799A JP2000344103A (en) | 1999-06-09 | 1999-06-09 | Information transmitting/receiving device using signal unit |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JP2000344103A true JP2000344103A (en) | 2000-12-12 |
Family
ID=15746481
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP16201799A Pending JP2000344103A (en) | 1999-06-09 | 1999-06-09 | Information transmitting/receiving device using signal unit |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JP2000344103A (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB2374188A (en) * | 2001-07-11 | 2002-10-09 | John Alexander Scott | Train safety signal display |
| GB2377537A (en) * | 2001-07-11 | 2003-01-15 | John Alexander Scott | Train safety signal display |
| WO2004078554A1 (en) * | 2003-03-05 | 2004-09-16 | Qinetiq Limited | Signalling system, components thereof and a signalling method |
| US7830357B2 (en) | 2004-07-28 | 2010-11-09 | Panasonic Corporation | Image display device and image display system |
-
1999
- 1999-06-09 JP JP16201799A patent/JP2000344103A/en active Pending
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB2374188A (en) * | 2001-07-11 | 2002-10-09 | John Alexander Scott | Train safety signal display |
| GB2377537A (en) * | 2001-07-11 | 2003-01-15 | John Alexander Scott | Train safety signal display |
| GB2377537B (en) * | 2001-07-11 | 2003-10-15 | John Alexander Scott | Train drivers safety signal display |
| GB2374188B (en) * | 2001-07-11 | 2003-10-29 | John Alexander Scott | J.A Scotts Train drivers safety signal display |
| WO2004078554A1 (en) * | 2003-03-05 | 2004-09-16 | Qinetiq Limited | Signalling system, components thereof and a signalling method |
| US7830357B2 (en) | 2004-07-28 | 2010-11-09 | Panasonic Corporation | Image display device and image display system |
| US7948469B2 (en) | 2004-07-28 | 2011-05-24 | Panasonic Corporation | Image display device and image display system |
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