WO1997016045A1 - Display device for vehicle - Google Patents

Display device for vehicle Download PDF

Info

Publication number
WO1997016045A1
WO1997016045A1 PCT/JP1996/002487 JP9602487W WO9716045A1 WO 1997016045 A1 WO1997016045 A1 WO 1997016045A1 JP 9602487 W JP9602487 W JP 9602487W WO 9716045 A1 WO9716045 A1 WO 9716045A1
Authority
WO
WIPO (PCT)
Prior art keywords
display
display device
multiplex communication
information processing
vehicle
Prior art date
Application number
PCT/JP1996/002487
Other languages
French (fr)
Japanese (ja)
Inventor
Shigeaki Tamura
Original Assignee
Nippon Seiki Co., Ltd.
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Nippon Seiki Co., Ltd. filed Critical Nippon Seiki Co., Ltd.
Publication of WO1997016045A1 publication Critical patent/WO1997016045A1/en

Links

Classifications

    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F3/00—Input arrangements for transferring data to be processed into a form capable of being handled by the computer; Output arrangements for transferring data from processing unit to output unit, e.g. interface arrangements
    • G06F3/14—Digital output to display device ; Cooperation and interconnection of the display device with other functional units
    • G06F3/1423—Digital output to display device ; Cooperation and interconnection of the display device with other functional units controlling a plurality of local displays, e.g. CRT and flat panel display

Definitions

  • the present invention relates to a multiplexed vehicle display device.
  • Display device 1 is installed at the front position of the driver, and the driving speed, engine speed, fuel remaining, cooling Displays general information required for traveling, such as water temperature, mileage, gear position, etc .
  • Display 2 is installed on the center console and responds to abnormal signals from sensors 4 installed at various points in the vehicle.
  • the display device 3 displays the traveling speed, the direction of progress of the navigation information, and the like.
  • Abbu Day scan array to the so-called:
  • These display devices 1 to 3, various sensors 4 for detecting the abnormality of the vehicle described above, and an input device 5 for controlling the display devices ⁇ to 3 are made of, for example, a twist bear wire and connected to a transmission line 6 to perform multiplex communication.
  • a twist bear wire By constructing a network and performing multiplex communication, it is possible to reduce the wire harness and thereby reduce the weight:
  • the display devices 1, 2 and 3 have input / output circuits la and 2 respectively.
  • multiplex communication means multiplex communication interface 1b, 2b and 3b connected to transmission line 6 via a and 3a and multiplex communication means lb, 2b and 3b
  • system means information processing means 1 c, 2 c and 3 c connected to the indicators 1 f, 2 f and 3 3 via the output circuits 1 e, 2 e and 3 e.
  • Multiplex communication means lb, 2b and 3b convert parallel signal to serial signal according to communication protocol Or the vice versa
  • the system means lc, 2c and 3c are circuits for executing various system functions using signals transmitted and received by multiplex communication, and these multiplex communication means 1b, 2b and 3c b is usually integrated with a microcomputer to form electronic control units (ECUs) 1d, 2d, and 3d (see Japanese Patent Publication No. Hei 6-276571).
  • ECUs electronice control units
  • the display devices 1, 2, and 3 need to have input / output circuits 1a, 2a, and 3a, respectively, which are interfaces.
  • the present invention relates to a multiplexed vehicle display device for acquiring information via a transmission path and displaying the information on a plurality of display devices, wherein one of the display devices includes multiplex communication interface means.
  • the display device is connected to the transmission line as a master station, and other than the display device are connected to the master station as slave stations that do not have the multiplex communication interface means and receive and display signals from the master station. Yes, it is possible to reduce the cost of the entire vehicle display device:
  • the master station has information processing means for performing information processing for display at its own station and for performing information processing for display at the slave station.
  • information processing means for performing information processing for display at its own station and for performing information processing for display at the slave station.
  • FIG. 1 is a schematic block diagram showing a configuration of an embodiment of the present invention
  • FIG. 2 is a schematic block diagram showing a configuration of another embodiment of the present invention
  • FIG. BRIEF DESCRIPTION OF THE DRAWINGS FIG. 1 is a schematic block diagram showing a configuration.
  • FIG. 1 is a schematic block diagram showing a configuration of an embodiment of the present invention: a display device 1 is a multiplex communication means (multiplex communication interface means) connected to a transmission line 6 via an input / output circuit 1a; And a system means (information processing means) 1c connected to the multiplex communication means 1b and to the display 1f via the output circuit 1e.
  • a display device 1 is a multiplex communication means (multiplex communication interface means) connected to a transmission line 6 via an input / output circuit 1a;
  • a system means (information processing means) 1c connected to the multiplex communication means 1b and to the display 1f via the output circuit 1e.
  • the multiplex communication means 1b and the system means 1c is an electronic control unit (ECU) Id that is integrally configured by a microcomputer, and this display device 1 is installed at the front position of the driver, It is a master station that displays general information required for traveling, such as engine speed, engine speed, fuel level, coolant temperature, mileage, and gear position:
  • ECU electronice control unit
  • the display devices 2 and 3 do not have the multiplex communication interface means and the information processing means (that is, the EC integrated with a microcomputer), and have the input circuits 2 g and 3 and the output circuit 2.
  • the display device 2 is installed in the center-console, and the abnormality location and the abnormality are detected in response to an abnormality signal from the sensor 4 installed in each part of the vehicle. It displays special information such as countermeasures, air conditioner operation status, navigation information, audio operation status, and the like.
  • the display device 3 displays important information such as traveling speed and traveling direction in the navigation information.
  • These display devices 2 and 3 are both slave stations and are connected to the display device 1 which is the master station.
  • FIG. 3 is a schematic block diagram showing the configuration of an embodiment of the present invention: Display devices 1 and 2 are the same as in the above embodiment, with the difference that display device 3 is connected to display device 2:
  • the load on the ECU 1 d of the display device 1 serving as a master station is heavier than in the conventional example, the display devices 2 and 3 serving as slave stations are connected to the multiplex communication interface. Therefore, the load can be reduced more by simplification of the configuration by not having the means and the information processing means, and the cost of the vehicle display device as a whole can be reduced. Most parts count or software complexity By providing at least a master station with a multiplex communication interface means, it is possible to reduce the cost of the vehicle display device as a whole.
  • the multiplex communication interface means and the information processing means are integrated by a microcomputer. When the ECU is used as the above-mentioned ECU, the master station has the ECU.
  • the number of slave stations is not limited to the two shown in the above embodiments.
  • the present invention relates to a multiplexed vehicle display device for obtaining information via a transmission path and displaying the information on a plurality of display devices, wherein one of the display devices includes multiplex communication interface means.
  • the display device does not have the multiplex communication interface means and receives a signal from the master station to perform display on the master station. Since the slave station does not need to have separate multiplex communication interface means, the circuit configuration can be simplified, and the cost of the entire vehicle display device can be reduced.
  • the master station has information processing means for performing information processing for display at its own station and for performing information processing for display at the slave station. It can be simplified and the overall cost of the vehicle display can be reduced: industrial applicability
  • the present invention is suitable for a vehicle display device in which a plurality of display devices are arranged in front of a driver with the increase in the types of information to be displayed, and the display devices are selected and displayed according to the type of information. ing:

Abstract

A display device (1) is provided with a multiplex communication means (multiplex communication interface means) (1b) connected to a transmission line (6) through an input-output circuit (1a) and a system means (information processing means) (1c) connected to a display (1f) through an output circuit (1e). The means (1b and 1c) are integrally constituted to an electronic controller (ECU) (1d). The display (1) makes a prescribed display as a parent station. Display devices (2 and 3) are not provided with multiplex interface means and information processing means like those mentioned above, but with input circuits (2g and 3g), output circuits (2e and 3e), and displays (2f and 3f). The display devices (2 and 3) are connected to the display device (1) as child stations, receive the output signal of the ECU (1d) of the display device (1), and make prescribed display.

Description

明細書 車両用表示装置 技術分野  Description Vehicle display device Technical field
この発明は、 多重伝送化された車両用表示装置に関する 背景技術  The present invention relates to a multiplexed vehicle display device.
近年、 車両において表示する情報種類の增加に伴い、 複数の表示装置を運転者 前方に配置し、 情報の種類に応じて表示装置を選択して表示させるシステム （車 両用表示装置） がある 例えば第 3図で示すように、 3個の表示装置]〜 3を備 える構成がある： 表示装置 1は、 運転者の正面位置に設置されて、 走行速度， ェ ンジン回転数， 燃料残量， 冷却水温度， 走行距離， ギヤポジション等の走行に必 要な一般情報を表示する： 表示装置 2は、 センターコンソールに設置されて、 車 両の各個所に設置されたセンサ 4からの異常信号に応じて異常個所やその異常の 対応策， エアコン動作状態， ナビゲーシヨン情報， オーディオ動作状態等の特殊 情報を表示する： 表示装置 3は、 走行速度， ナビゲーシヨン情報のうちの進行方 向等の重要情報を所謂へッドアッブデイスアレイによりフロントガラスに虚像に て表示する：  In recent years, there has been a system (vehicle display device) in which a plurality of display devices are arranged in front of a driver in accordance with an increase in the type of information to be displayed on a vehicle, and a display device is selected and displayed according to the type of information. As shown in Fig. 3, there is a configuration with three display devices] to 3: Display device 1 is installed at the front position of the driver, and the driving speed, engine speed, fuel remaining, cooling Displays general information required for traveling, such as water temperature, mileage, gear position, etc .: Display 2 is installed on the center console and responds to abnormal signals from sensors 4 installed at various points in the vehicle. To display special information such as the location of the abnormalities and the countermeasures for the abnormalities, air conditioner operation status, navigation information, audio operation status, etc .: The display device 3 displays the traveling speed, the direction of progress of the navigation information, and the like. Hand to display the virtual image on the windshield by the essential information head Abbu Day scan array to the so-called:
これらの表示装置 1〜 3， 前述した車両の異常を検出する各種のセンサ 4及び 表示装置〗〜 3を制御するための入力装置 5は、 例えばッイストベア線よりなり 伝送路 6に接続され、 多重通信ネッ トワークを構築して、 多重通信化を行うこと により、 ワイヤ一ハ一ネスの省線化とそれによる軽量化を可能としている: 表示装置 1， 2及び 3は、 夫々入出力回路 l a， 2 a及び 3 aを介して伝送路 6と接続される多重通信手段 （多重通信インタ一フ-—ス） 1 b， 2 b及び 3 b と、 多重通信手段 l b， 2 b及び 3 bと接続されると共に出力回路 1 e , 2 e及 び 3 eを介して表示器 1 f ， 2 f 及び 3 ίと接続されるシステム手段 （情報処理 手段） 1 c , 2 c及び 3 cを有している： 多重通信手段 l b， 2 b及び 3 bは、 通信フロトコルに従いバラレル信号をシリアル信号に変換したりその逆の変換を 行う回路であり、 システム手段 l c， 2 c及び 3 cは、 多重通信によって送受信 される信号を用いて、 各種システム機能を実行する回路であり、 これらの多重通 信手段 1 b， 2 b及び 3 bとは、 通常マイクロコンピュータ （マイコン） により 一体的に構成されて電子制御装置（E C U ) 1 d , 2 d及び 3 dとなっている （特 開平 6-276571号公報参照)。 These display devices 1 to 3, various sensors 4 for detecting the abnormality of the vehicle described above, and an input device 5 for controlling the display devices〗 to 3 are made of, for example, a twist bear wire and connected to a transmission line 6 to perform multiplex communication. By constructing a network and performing multiplex communication, it is possible to reduce the wire harness and thereby reduce the weight: The display devices 1, 2 and 3 have input / output circuits la and 2 respectively. multiplex communication means (multiplex communication interface) 1b, 2b and 3b connected to transmission line 6 via a and 3a and multiplex communication means lb, 2b and 3b And system means (information processing means) 1 c, 2 c and 3 c connected to the indicators 1 f, 2 f and 3 3 via the output circuits 1 e, 2 e and 3 e. : Multiplex communication means lb, 2b and 3b convert parallel signal to serial signal according to communication protocol Or the vice versa The system means lc, 2c and 3c are circuits for executing various system functions using signals transmitted and received by multiplex communication, and these multiplex communication means 1b, 2b and 3c b is usually integrated with a microcomputer to form electronic control units (ECUs) 1d, 2d, and 3d (see Japanese Patent Publication No. Hei 6-276571).
このように表示装置 1， 2及び 3は、 伝送路 6に接続されるために、 夫々がィ ンタ一フェイスである入出力回路 1 a , 2 a及び 3 aを具備する必要があり、 コ ストアツブの要因となっていた: 発明の開示  As described above, in order to be connected to the transmission line 6, the display devices 1, 2, and 3 need to have input / output circuits 1a, 2a, and 3a, respectively, which are interfaces. Was the cause of: Disclosure of the invention
本発明は、 伝送路を介して情報を入手し、 複数の表示装置にて前記情報を表示 する多重伝送化された車両用表示装置において、 前記表示装置の一つは多重通信 ィンターフェイス手段を有する親局として前記伝送路に接続し、 前記表示装置の 他は前記多重通信インターフェイス手段を有さず前記親局からの信号を受けて表 示を行う子局として前記親局に接続するものであり、 車両用表示装置全体として の低コス ト化が可能となる：  The present invention relates to a multiplexed vehicle display device for acquiring information via a transmission path and displaying the information on a plurality of display devices, wherein one of the display devices includes multiplex communication interface means. The display device is connected to the transmission line as a master station, and other than the display device are connected to the master station as slave stations that do not have the multiplex communication interface means and receive and display signals from the master station. Yes, it is possible to reduce the cost of the entire vehicle display device:
また、 本発明は、 前記親局は、 自局での表示のための情報処理を行うと共に前 記子局での表示のための情報処理を行うための情報処理手段を有するものであり、 車両用表示装置全体としての低コスト化が可能となる 図面の簡単な説明  Further, in the present invention, the master station has information processing means for performing information processing for display at its own station and for performing information processing for display at the slave station. Brief description of drawings that enables cost reduction of the entire display device
第 1図は、 本発明の実施例の構成を示す概略ブロック図であり、 第 2図は、 本 発明の他の実施例の構成を示す概略プロック図であり、 第 3図は、 従来例の構成 を示す概略ブロック図である, 発明を実施するための最良の形態  FIG. 1 is a schematic block diagram showing a configuration of an embodiment of the present invention, FIG. 2 is a schematic block diagram showing a configuration of another embodiment of the present invention, and FIG. BRIEF DESCRIPTION OF THE DRAWINGS FIG. 1 is a schematic block diagram showing a configuration.
以下、 本発明を第 1図， 第 2図に記載した各実施例に基づき説明するが、 第 3 図で示した従来例と同一若しくは相当個所には、 同一符号を付してその詳細な説 明を省ぐ： 第 1図は、 本発明の実施例の構成を示す概略ブロック図ある: 表示装置 1は、 入出力回路 1 aを介して伝送路 6と接続される多重通信手段 （多重通信インター フェース手段） l bと、 多重通信手段 1 bと接続されると共に出力回路 1 eを介 して表示器 1 f と接続されるシステム手段 （情報処理手段） 1 cとを有し、 多重 通信手段 1 bとシステム手段 1 cとは、 マイクロコンピュータ （マイコン） によ り一体的に構成されて電子制御装置 （E C U) I dとなっており、 この表示装置 1は、 運転者の正面位置に設置されて、 走行速度， エンジン回転数， 燃料残量， 冷却水温度， 走行距離， ギヤポジション等の走行に必要な一般情報を表示する親 局である： Hereinafter, the present invention will be described with reference to the embodiments shown in FIGS. 1 and 2. The same or corresponding parts as those in the conventional example shown in FIG. Omit Ming: FIG. 1 is a schematic block diagram showing a configuration of an embodiment of the present invention: a display device 1 is a multiplex communication means (multiplex communication interface means) connected to a transmission line 6 via an input / output circuit 1a; And a system means (information processing means) 1c connected to the multiplex communication means 1b and to the display 1f via the output circuit 1e. The multiplex communication means 1b and the system means 1c is an electronic control unit (ECU) Id that is integrally configured by a microcomputer, and this display device 1 is installed at the front position of the driver, It is a master station that displays general information required for traveling, such as engine speed, engine speed, fuel level, coolant temperature, mileage, and gear position:
表示装置 2， 3は、 前記多重通信インタ一フェース手段及び前記情報処理手段 (すなわちマイコンにより一体的に構成された前記 E Cし'） を有さず、 入力回路 2 g , 3 と出カ回路2 3 6と表示器2 3 f とを有する： そして、 表示 装置 2は、 センタ一コンソールに設置されて、 車両の各個所に設置されたセンサ 4からの異常信号に応じて異常個所やその異常の対応策， エアコン動作状態， ナ ピゲ一シヨン情報， オーディオ動作状態等の特殊情報を表示し、 また、 表示装置 3は、 走行速度， ナビゲーシヨン情報のうちの進行方向等の重要情報を所謂へッ ドアップディスプレイによりフロントガラスに虚像にて表示するもので、 これら 表示装置 2， 3は、 何れも子局となって、 親局である表示装置 1に接続され、 表 示装置 1の E Cし' 1 dからの出力信号を夫々の入力回路 2 g， 3 gで入力して、 所定の表示を行う なお、 伝送路 6には、 センサ 4及び入力装置 5が接続されて いる- 第 2図は、 本発明の他の実施例の構成を示す概略ブロック図である: 表示装置 1， 2は、 前記実施例と同様であり、 表示装置 3が表示装置 2に接続されている 点において差異を有する:  The display devices 2 and 3 do not have the multiplex communication interface means and the information processing means (that is, the EC integrated with a microcomputer), and have the input circuits 2 g and 3 and the output circuit 2. The display device 2 is installed in the center-console, and the abnormality location and the abnormality are detected in response to an abnormality signal from the sensor 4 installed in each part of the vehicle. It displays special information such as countermeasures, air conditioner operation status, navigation information, audio operation status, and the like. The display device 3 displays important information such as traveling speed and traveling direction in the navigation information. These display devices 2 and 3 are both slave stations and are connected to the display device 1 which is the master station. output from d A signal is input to each of the input circuits 2 g and 3 g, and a predetermined display is performed. A sensor 4 and an input device 5 are connected to the transmission line 6-FIG. FIG. 3 is a schematic block diagram showing the configuration of an embodiment of the present invention: Display devices 1 and 2 are the same as in the above embodiment, with the difference that display device 3 is connected to display device 2:
このような各実施例によれば、 親局となる表示装置 1の E C U 1 dの負荷が従 来例に比べて重く成るものの、 子局となる表示装置 2， 3が前記多重通信インタ 一フェース手段及び前記情報処理手段を有さないことによる構成の簡略化による 負荷の低減の方が大きく、 車両用表示装置全体としての低コスト化が可能となる: なお、 前記各実施例とも、 機能が多くて部品点数あるいはソフトウェアの複雑 な多重通信インタ一フェース手段を少なくとも親局に持たせることで前記車両用 表示装置全体としての低コスト化が可能となるもので、 前記多重通信インターフ エース手段及び前記情報処理手段をマイコンで一体化して前記 E C Uとする場合 には、 その E C Uを親局に持たせることになる。 According to each of these embodiments, although the load on the ECU 1 d of the display device 1 serving as a master station is heavier than in the conventional example, the display devices 2 and 3 serving as slave stations are connected to the multiplex communication interface. Therefore, the load can be reduced more by simplification of the configuration by not having the means and the information processing means, and the cost of the vehicle display device as a whole can be reduced. Most parts count or software complexity By providing at least a master station with a multiplex communication interface means, it is possible to reduce the cost of the vehicle display device as a whole. The multiplex communication interface means and the information processing means are integrated by a microcomputer. When the ECU is used as the above-mentioned ECU, the master station has the ECU.
また、 子局の数は、 前記各実施例で示した 2個に限らないことは言うまでもな レ、.：，  Also, it goes without saying that the number of slave stations is not limited to the two shown in the above embodiments.
本発明は、 伝送路を介して情報を入手し、 複数の表示装置にて前記情報を表示 する多重伝送化された車両用表示装置において、 前記表示装置の一つは多重通信 ィンターフェース手段を有する親局として前記伝送路に接続し、 前記表示装置の 他は前記多重通信ィンタ一フユ一ス手段を有さず前記親局からの信号を受けて表 示を行なう子局として前記親局に接続するものであり、 子局は多重通信インタ一 フェース手段を個別に持たないで良いため回路構成が簡略化でき、 車両用表示装 置全体としての低コスト化が可能となる.  The present invention relates to a multiplexed vehicle display device for obtaining information via a transmission path and displaying the information on a plurality of display devices, wherein one of the display devices includes multiplex communication interface means. Other than the display device does not have the multiplex communication interface means and receives a signal from the master station to perform display on the master station. Since the slave station does not need to have separate multiplex communication interface means, the circuit configuration can be simplified, and the cost of the entire vehicle display device can be reduced.
また、 前記親局は自局での表示のための情報処理を行なうと共に前記子局での 表示のための情報処理を行なうための情報処理手段を有するものであり、 一層子 局の回路構成が簡略化でき、 車両用表示装置全体としての低コスト化が可能とな る: 産業上の利用可能性  Further, the master station has information processing means for performing information processing for display at its own station and for performing information processing for display at the slave station. It can be simplified and the overall cost of the vehicle display can be reduced: industrial applicability
以上のように、 本発明は、 表示する情報種類の増加に伴い、 複数の表示装置を 運転者前方に配置し、 情報の種類に応じて表示装置を選択して表示させる車両用 表示装置に適している：  INDUSTRIAL APPLICABILITY As described above, the present invention is suitable for a vehicle display device in which a plurality of display devices are arranged in front of a driver with the increase in the types of information to be displayed, and the display devices are selected and displayed according to the type of information. ing:

Claims

請求の範囲 The scope of the claims
1 . 伝送路を介して情報を入手し、 複数の表示装置にて前記情報を表示する多重 伝送化された車両用表示装置において、 前記表示装置の一つは多重通信ィンター フユイス手段を有する親局として前記伝送路に接続し、 前記表示装置の他は前記 多重通信インターフェイス手段を有さず前記親局からの信号を受けて表示を行う 子局として前記親局に接続することを特徴とする車両用表示装置： 1. A multiplexed vehicle display device that obtains information via a transmission path and displays the information on a plurality of display devices, wherein one of the display devices is a master station having multiplex communication interface means. A vehicle that is connected to the master station as a slave station that does not have the multiplex communication interface means but receives and displays signals from the master station except for the display device. Display device:
2 . 前記親局は、 自局での表示のための情報処理を行うと共に前記子局での表示 のための情報処理を行うための情報処理手段を有することを特徴とする請求項 1 に記載の車両用表示装置。  2. The master station according to claim 1, wherein the master station has information processing means for performing information processing for display at its own station and for performing information processing for display at the slave station. Vehicle display device.
PCT/JP1996/002487 1995-10-27 1996-09-02 Display device for vehicle WO1997016045A1 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP30390995A JPH09130867A (en) 1995-10-27 1995-10-27 On-vehicle display device
JP7/303909 1995-10-27

Publications (1)

Publication Number Publication Date
WO1997016045A1 true WO1997016045A1 (en) 1997-05-01

Family

ID=17926733

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/JP1996/002487 WO1997016045A1 (en) 1995-10-27 1996-09-02 Display device for vehicle

Country Status (2)

Country Link
JP (1) JPH09130867A (en)
WO (1) WO1997016045A1 (en)

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0555701U (en) * 1991-12-26 1993-07-23 矢崎総業株式会社 Vehicle load control device
JPH05276559A (en) * 1992-03-30 1993-10-22 Mazda Motor Corp On-vehicle load controller
JPH0655958A (en) * 1992-08-06 1994-03-01 Mazda Motor Corp Vehicular display device
JPH07283830A (en) * 1994-04-13 1995-10-27 Furukawa Electric Co Ltd:The Multiplex transmitter

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0555701U (en) * 1991-12-26 1993-07-23 矢崎総業株式会社 Vehicle load control device
JPH05276559A (en) * 1992-03-30 1993-10-22 Mazda Motor Corp On-vehicle load controller
JPH0655958A (en) * 1992-08-06 1994-03-01 Mazda Motor Corp Vehicular display device
JPH07283830A (en) * 1994-04-13 1995-10-27 Furukawa Electric Co Ltd:The Multiplex transmitter

Also Published As

Publication number Publication date
JPH09130867A (en) 1997-05-16

Similar Documents

Publication Publication Date Title
US5369584A (en) Control apparatus for a vehicle
US7400953B2 (en) Vehicle meter unit
US11348495B2 (en) Image display system for vehicle
JP2002208933A (en) Motor vehicle communication protocol for automatically assigning device address
WO1997016045A1 (en) Display device for vehicle
JP2009035237A (en) Failure diagnosis device, and failure diagnosis method
JP2002316598A (en) Data communication backup system
JPH0597004A (en) Control system fitted with a plurality of control units
JP4259468B2 (en) Diagnostic system for vehicles
WO2017167820A1 (en) Electronic control unit for a vehicle with separate data connection, assistance system and method
JP2898684B2 (en) Multiplex transmission method
JPH09329529A (en) Fault diagnosing apparatus for automobile
JP2603261B2 (en) Multiplex transmission equipment for vehicles
JP2021145162A (en) Communication control system
JP3310020B2 (en) Multiplex transmission equipment for vehicles
JP2000332780A (en) Vehicle information distribution processing unit
JPH11334494A (en) Vehicular computer communication device
CN111619477B (en) Communication system and communication method for motor vehicle communication
JP3583011B2 (en) Vehicle communication control device
JP3204357B2 (en) Automotive wiring equipment
CN218703030U (en) Control system for watching multimedia information during automobile running
JP7471756B2 (en) Vehicle Systems
JPH07302398A (en) Parking lot control system device
JP3050961B2 (en) Network system fault diagnosis method
JPH02147448A (en) Trouble shooting device for car

Legal Events

Date Code Title Description
AK Designated states

Kind code of ref document: A1

Designated state(s): KR US

AL Designated countries for regional patents

Kind code of ref document: A1

Designated state(s): DE FR GB IT NL SE

121 Ep: the epo has been informed by wipo that ep was designated in this application
122 Ep: pct application non-entry in european phase