JPS6012832A - Information transmitting device using optical beam on ground vehicle - Google Patents
Information transmitting device using optical beam on ground vehicleInfo
- Publication number
- JPS6012832A JPS6012832A JP58120580A JP12058083A JPS6012832A JP S6012832 A JPS6012832 A JP S6012832A JP 58120580 A JP58120580 A JP 58120580A JP 12058083 A JP12058083 A JP 12058083A JP S6012832 A JPS6012832 A JP S6012832A
- Authority
- JP
- Japan
- Prior art keywords
- transmitting
- receiving
- receiving device
- ground moving
- light beam
- 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
Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B10/00—Transmission systems employing electromagnetic waves other than radio-waves, e.g. infrared, visible or ultraviolet light, or employing corpuscular radiation, e.g. quantum communication
- H04B10/11—Arrangements specific to free-space transmission, i.e. transmission through air or vacuum
- H04B10/114—Indoor or close-range type systems
- H04B10/1149—Arrangements for indoor wireless networking of information
Landscapes
- Engineering & Computer Science (AREA)
- Computing Systems (AREA)
- Physics & Mathematics (AREA)
- Electromagnetism (AREA)
- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
- Optical Communication System (AREA)
Abstract
Description
【発明の詳細な説明】
(イ)産業上の利用分野
本発明は光ビームを利用した地上移動体の情報伝達装置
に係り、特に固定位置と地上移動体との間に相互に情報
を伝達するのに好適な装置に関する。[Detailed Description of the Invention] (a) Industrial Application Field The present invention relates to an information transmission device for a terrestrial mobile object using a light beam, and particularly for mutually transmitting information between a fixed position and a terrestrial mobile object. The present invention relates to a device suitable for.
′(ロ)従来技術
従来、固定側と地上移動体間の情報伝達方法には広く無
線通信が利用されている。(b) Prior Art Conventionally, wireless communication has been widely used as a method for transmitting information between fixed sides and terrestrial mobile bodies.
しかしながら、かかる方法は生産工場等における生産機
械等から発生する種々の雑音等による誤動作を招きやす
く、また電波法の規制によりその実施が困難になること
がある。また、前記情報伝達を誘導無線で行う場合には
そのための線路を径路にそって敷設しなければならない
関係上、移動体の径路が制約され、自由に径路をレイア
ウトし難いという欠点がある。However, such a method is likely to cause malfunctions due to various noises generated from production machines in a production factory, etc., and may be difficult to implement due to regulations under the Radio Law. Furthermore, when the information transmission is performed by guided radio, a line for this purpose must be laid along the route, which restricts the route of the moving object and has the disadvantage that it is difficult to freely lay out the route.
(ハ)目的
本発明は比較的簡t1貰な装置で固定位置と予め定めら
れた径路を走行する地上移動体との間において、光ビー
ムを用いて相互に情報伝達を行う装置を提供することを
目的としている。(C) Purpose The present invention provides a relatively simple and simple device for mutually transmitting information using a light beam between a fixed position and a ground moving object traveling along a predetermined route. It is an object.
(ニ)構成
本発明を要釣すると、予め定められた径路に沿って誘導
走行する地上移動体上に、変調器と発光装置とよりなる
送信部分と受光検知装置と復調器とよりなる送受信装置
を載置するとともに、固定側には前記送受信装置と同様
の構成であって、且つ前記地上移動体の全径路上を照射
しうるように複数個配設された送受信装置があり、固定
側と地上移動体間とを両送受信装置から発射した光ビー
ムによって相互に通信しうるようになしたことを特徴と
する光ビームを利用した地上移動体の情報伝達装置であ
る。(D) Configuration According to the present invention, a transmitting/receiving device including a transmitting section including a modulator and a light emitting device, a light receiving detector, and a demodulator is mounted on a ground moving body guided along a predetermined route. In addition, on the fixed side, there is a plurality of transmitting/receiving devices having the same configuration as the above transmitting/receiving device and arranged so as to be able to irradiate the entire path of the ground mobile object. This is an information transmission device for ground moving bodies using light beams, characterized in that the ground moving bodies can communicate with each other using light beams emitted from both transmitting and receiving devices.
すなわち、変調器又は復調器と発光装置または受光装置
とを一体に構成した送受信装置を地上移動体側に1セツ
ト及び室内天井側の前記地上移動体の走行径路近辺に複
数セント配設してなるもので、前記それぞれの送受信装
置で相互の情報の伝達を行うものである。In other words, one set of transmitter/receiver which integrally constitutes a modulator or demodulator and a light-emitting device or a light-receiving device is arranged on the ground moving body side, and a plurality of transceivers are arranged near the traveling path of the ground moving body on the indoor ceiling side. The above-mentioned respective transmitting/receiving devices mutually transmit information.
(ホ)実施例
第1図は本発明に係る装置の概略説明図で、1は予め定
められた径路2を、定住yる地上移動体にる無人搬送車
である。径路2は床下に埋設された導線または床面に貼
付した光学テープで構成される。 そして、3は前記無
人搬送車1上に定置した送受信装置であって、4は前記
径路2に沿って複数個天井に設置した送受信装置であり
、送受信装置4からは図示するように情報伝達に与かる
光ビームが無人搬送車の送受信装置3の受光検知装置に
向けて照射されている。(E) Embodiment FIG. 1 is a schematic explanatory diagram of a device according to the present invention, in which 1 is an automatic guided vehicle which is a ground moving body that permanently follows a predetermined route 2. The path 2 is composed of a conductive wire buried under the floor or an optical tape affixed to the floor surface. 3 is a transmitting/receiving device fixed on the automatic guided vehicle 1, and 4 is a plurality of transmitting/receiving devices installed on the ceiling along the route 2. The transmitting/receiving device 4 transmits information as shown in the figure. The given light beam is irradiated toward the light reception detection device of the transmitter/receiver device 3 of the automatic guided vehicle.
第2図(A)は無人搬送車上に設置した前記送受信装置
3とそれに連結したCPU、走行操舵制御機構を表して
あり、第2図(B)は送受信装置4とそれに連結したC
PUを表している。FIG. 2(A) shows the transmitting/receiving device 3 installed on the automatic guided vehicle, the CPU connected thereto, and the traveling steering control mechanism, and FIG. 2(B) shows the transmitting/receiving device 4 and the C/C connected thereto.
It represents PU.
すなわち、3は無人搬送車上に設けられた送受信装置で
、内蔵した記憶装置に記憶した情報によって変調される
変調器、前記変調器の出力を光ビームに変換する発光装
置(LD、LED、レーザビーム発生装置)よりなる送
信手段と例えばホトダイオードのごとき受光検知装置と
前記受光検知装置の出力を復調する復調器よりなる受信
手段とそれに連結したCPUと前記CPUからの出力に
より作動する走行操舵制御機構とから構成されている。That is, 3 is a transmitting/receiving device provided on the automatic guided vehicle, which includes a modulator that is modulated by information stored in a built-in storage device, and a light emitting device (LD, LED, laser) that converts the output of the modulator into a light beam. a transmitting means consisting of a beam generating device); a receiving means consisting of a light receiving device such as a photodiode; a receiving means comprising a demodulator for demodulating the output of the light receiving detecting device; a CPU connected thereto; and a travel steering control mechanism operated by the output from the CPU. It is composed of.
4は屋内天井に且つ地上移動体の走行径路上又はその付
近に配設した送受信装置で、径路の長短、直線、曲線に
応じてそれぞれ適宜複数個設置する。Reference numeral 4 denotes a transmitting/receiving device disposed on the ceiling indoors and on or near the travel path of the ground moving body, and a plurality of transmitting/receiving devices are installed as appropriate depending on the length, straight line, or curve of the path.
しかして、前記天井に設けた送受信装置4の発光装置か
ら光ビームが発射される。この光ビームの拡散角度に応
じて無人搬送車1の送受信装置3が作動しうるような間
隔で前記送受信装置4は配置される。A light beam is then emitted from the light emitting device of the transmitting/receiving device 4 provided on the ceiling. The transmitting/receiving devices 4 are arranged at intervals such that the transmitting/receiving device 3 of the automatic guided vehicle 1 can operate according to the diffusion angle of the light beam.
なお、天井側に配設したそれぞれの送受信装置4には1
台のCPUが設けられている。Note that each transmitting/receiving device 4 installed on the ceiling side has one
A number of CPUs are provided.
以上の如く構成した地上移動体の情報伝達装置の動作に
ついて以下説明する。The operation of the information transmission device for a ground mobile body configured as described above will be explained below.
■ 無人搬送車1は公知の誘導手段によって予め定めら
れた走行径路2に沿って走行し、始点から目的地まで誘
導走行する。(2) The automatic guided vehicle 1 travels along a predetermined travel route 2 by a known guidance means, and is guided from a starting point to a destination.
■ 前記無人搬送車1に目的地、荷物の種類等の情報を
伝達するには、天井に設けた送受信装置4のうちの送信
部分を使用し、天井(固定側)′に設けたCPUによっ
てその情報に基づき変調した光ビームが発射される。■ To transmit information such as the destination and the type of cargo to the automatic guided vehicle 1, the transmitting part of the transmitting/receiving device 4 installed on the ceiling is used, and the CPU installed on the ceiling (fixed side) A light beam modulated based on the information is emitted.
■ 前記光ビームは、光ビームの伝達サービスエリア内
(例えば、各送受信装置4に対して120度の確度で設
定される)にある無人搬送車1に設けられた送受信装置
3の受信部分によって受光検知され、復調器によって固
定側から送られた情報を取り出す。しかして、無人搬送
車1のCPUはは前記情報に基づき該走行操舵制御機構
に所定の指令を与え、その他の情報は記憶する。■ The light beam is received by the receiving part of the transmitting/receiving device 3 installed on the automatic guided vehicle 1 within the light beam transmission service area (for example, set with an accuracy of 120 degrees for each transmitting/receiving device 4). The information detected and sent from the fixed side is retrieved by the demodulator. Then, the CPU of the automatic guided vehicle 1 gives a predetermined command to the traveling steering control mechanism based on the above information, and other information is stored.
■一方、無人搬送車1から固定側へ情報(例えば、行き
先、荷物の種類、パンテリチェック、速度等の運行デー
タ等)を伝達する場合は、前述した固定側からの情報伝
達と同様に、送受信装置3から固定側に向けて光ビーム
を照射することにより行われる。■On the other hand, when transmitting information from the automatic guided vehicle 1 to the fixed side (for example, destination, type of luggage, pantry check, operation data such as speed, etc.), in the same way as the above-mentioned information transmission from the fixed side, This is performed by emitting a light beam from the transmitting/receiving device 3 toward the fixed side.
(へ)効果
この発明にれば、固定側と地上移動体との間における情
報伝達を比較的簡単な構成よりなる装置で行うことがで
き、しかも、各装置は互換性を有するので故障時におけ
るメンテナンスも容易なるという効果を奏する。(f) Effects According to this invention, information can be transmitted between the fixed side and the ground moving body using a device with a relatively simple configuration, and since each device is compatible, This also has the effect of making maintenance easier.
また、この発明に係る装置によれば、情報伝達以外に、
地上移動体の誘導も必要に応じ行うことができる。Further, according to the device according to the present invention, in addition to information transmission,
Guidance of ground moving objects can also be performed as necessary.
更に、この発明は地上移動体の誘導方式の如何にかかわ
らず、情報を伝達することができるので大変便利である
。Further, the present invention is very convenient because information can be transmitted regardless of the guidance method of the ground mobile object.
第1図は本発明に係る装置の概略説明図、第2図(A)
は無人搬送車上に設置した前記送受信装置3とそれに連
結したCPU、走行操舵制御機構を表してあり、第2図
(B)は送受信装置4とそれに連結したCPUを表して
いる。
■・・・無人搬送車、2・・・走行径路、3.4・・・
送受信装置。
特許出願人 日立機電工業株式会社
代理人 弁理士 大 西 孝 治Figure 1 is a schematic explanatory diagram of the device according to the present invention, Figure 2 (A)
2 shows the transmitting/receiving device 3 installed on the automatic guided vehicle, a CPU connected thereto, and a travel steering control mechanism, and FIG. 2(B) shows the transmitting/receiving device 4 and the CPU connected thereto. ■...Automated guided vehicle, 2...Travel route, 3.4...
Transmitting/receiving device. Patent applicant Hitachi Kiden Kogyo Co., Ltd. Agent Patent attorney Takaharu Ohnishi
Claims (1)
動体上に、変調器と発光装置とよりなる送信部分と受光
検知装置と復調器とよりなる送受信装置を載置するとと
もに、固定側には前記送受信装置と同様の構成であって
、且つ前記地上移動体の全径路上を照射しうるように複
数個配設された送受信装置があり、固定側と地上移動体
間とを両送受信装置から発射した光ビームによって相互
に通信しうるようになしたことを特徴とする光ビームを
利用した地上移動体の情報伝達装置。(1) A transmitting part consisting of a modulator and a light emitting device, a transmitting/receiving device consisting of a light receiving detector and a demodulator are mounted on a ground moving body that guides along a predetermined route, and a fixed side There is a transmitting/receiving device having the same configuration as the above-mentioned transmitting/receiving device, and a plurality of transmitting/receiving devices arranged so as to be able to irradiate the entire path of the above-mentioned ground moving object, and transmitting and receiving both the fixed side and the ground moving object. 1. An information transmission device for terrestrial mobile objects using a light beam, characterized in that the device can communicate with each other using a light beam emitted from the device.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP58120580A JPS6012832A (en) | 1983-07-02 | 1983-07-02 | Information transmitting device using optical beam on ground vehicle |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP58120580A JPS6012832A (en) | 1983-07-02 | 1983-07-02 | Information transmitting device using optical beam on ground vehicle |
Publications (1)
Publication Number | Publication Date |
---|---|
JPS6012832A true JPS6012832A (en) | 1985-01-23 |
Family
ID=14789795
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP58120580A Pending JPS6012832A (en) | 1983-07-02 | 1983-07-02 | Information transmitting device using optical beam on ground vehicle |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPS6012832A (en) |
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS6216636A (en) * | 1985-07-15 | 1987-01-24 | Sendaishi Kotsu Jigiyou Kanrishiya | Optical space transmission device against moving body |
JPH0739137U (en) * | 1994-06-16 | 1995-07-14 | 仙台市 | Optical space transmission device for mobiles |
WO2018104192A1 (en) * | 2016-12-09 | 2018-06-14 | Siemens Aktiengesellschaft | Network connection of vehicles |
-
1983
- 1983-07-02 JP JP58120580A patent/JPS6012832A/en active Pending
Cited By (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS6216636A (en) * | 1985-07-15 | 1987-01-24 | Sendaishi Kotsu Jigiyou Kanrishiya | Optical space transmission device against moving body |
JPH0739137U (en) * | 1994-06-16 | 1995-07-14 | 仙台市 | Optical space transmission device for mobiles |
WO2018104192A1 (en) * | 2016-12-09 | 2018-06-14 | Siemens Aktiengesellschaft | Network connection of vehicles |
US10822006B2 (en) | 2016-12-09 | 2020-11-03 | Siemens Mobility GmbH | Network connection of vehicles |
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