WO2007032488A1 - 車載負荷駆動制御システム - Google Patents
車載負荷駆動制御システム Download PDFInfo
- Publication number
- WO2007032488A1 WO2007032488A1 PCT/JP2006/318402 JP2006318402W WO2007032488A1 WO 2007032488 A1 WO2007032488 A1 WO 2007032488A1 JP 2006318402 W JP2006318402 W JP 2006318402W WO 2007032488 A1 WO2007032488 A1 WO 2007032488A1
- Authority
- WO
- WIPO (PCT)
- Prior art keywords
- electronic control
- control unit
- drive
- load drive
- control system
- Prior art date
Links
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60R—VEHICLES, VEHICLE FITTINGS, OR VEHICLE PARTS, NOT OTHERWISE PROVIDED FOR
- B60R16/00—Electric or fluid circuits specially adapted for vehicles and not otherwise provided for; Arrangement of elements of electric or fluid circuits specially adapted for vehicles and not otherwise provided for
- B60R16/02—Electric or fluid circuits specially adapted for vehicles and not otherwise provided for; Arrangement of elements of electric or fluid circuits specially adapted for vehicles and not otherwise provided for electric constitutive elements
- B60R16/023—Electric or fluid circuits specially adapted for vehicles and not otherwise provided for; Arrangement of elements of electric or fluid circuits specially adapted for vehicles and not otherwise provided for electric constitutive elements for transmission of signals between vehicle parts or subsystems
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02J—CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
- H02J13/00—Circuit arrangements for providing remote indication of network conditions, e.g. an instantaneous record of the open or closed condition of each circuitbreaker in the network; Circuit arrangements for providing remote control of switching means in a power distribution network, e.g. switching in and out of current consumers by using a pulse code signal carried by the network
- H02J13/00006—Circuit arrangements for providing remote indication of network conditions, e.g. an instantaneous record of the open or closed condition of each circuitbreaker in the network; Circuit arrangements for providing remote control of switching means in a power distribution network, e.g. switching in and out of current consumers by using a pulse code signal carried by the network characterised by information or instructions transport means between the monitoring, controlling or managing units and monitored, controlled or operated power network element or electrical equipment
- H02J13/00016—Circuit arrangements for providing remote indication of network conditions, e.g. an instantaneous record of the open or closed condition of each circuitbreaker in the network; Circuit arrangements for providing remote control of switching means in a power distribution network, e.g. switching in and out of current consumers by using a pulse code signal carried by the network characterised by information or instructions transport means between the monitoring, controlling or managing units and monitored, controlled or operated power network element or electrical equipment using a wired telecommunication network or a data transmission bus
Definitions
- the present invention relates to an in-vehicle load drive control system for transmitting a synchronous drive command signal of an electric load according to an operation state of an operation switch by an occupant through a multiplex communication line when driving the electric load in a vehicle. It relates to technology related to.
- a vehicle is provided with an electric load to be driven synchronously by supplying a power supply voltage output from a power supply device (battery), and the vehicle load drive control for controlling the electric load synchronously A system is in place.
- a power supply device battery
- This on-vehicle load drive control system is, for example, an electric load (for example, a lamp) 44A to 44A directly connected to the ECU 43 by operating a load drive switch 42 mounted on a vehicle 41 as shown in FIG. It controls 44D synchronous drive (first technology).
- an electric load for example, a lamp
- 44A to 44A directly connected to the ECU 43 by operating a load drive switch 42 mounted on a vehicle 41 as shown in FIG. It controls 44D synchronous drive (first technology).
- the ECU (4) 53D is controlled to control the synchronous drive of the electric loads 54A to 54D directly connected to the ECUs (1) to (4) 53A to 53D (second technology).
- the signal output device 65 sends a synchronization signal to each ECU (1) to (4) 63A to 63D.
- Each ECU (l) to (4) 63A to 63D controls the synchronous drive of the electrical loads 64A to 64D (third technology).
- the first technique described above is performed by controlling the plurality of electric loads 54A to 54D mounted on the vehicle 51 by a plurality of ECUs (1) to (4) 53A to 53D.
- the electrical load 54A is separate from the communication lines 55AB, 55AC, and 55AD that communicate between the ECUs (1) to (4) 53 A to 53D. It is necessary to route synchronization signal lines 56ab, 56ac, 56ad for synchronously driving ⁇ 54D between the ECUs (l) to (4) 53A to 53D, which is not sufficient.
- an object of the present invention is to control a synchronous drive electric load even in a limited space such as a vehicle, and to improve the efficiency and weight of mounting work and reduce costs. It is to provide an onboard load drive control system.
- the present invention to solve the above problems is an in-vehicle load drive control system that synchronously drives a plurality of electric loads in response to an occupant's operation input, the load drive switch for performing the occupant's operation input, A first electronic control unit connected to the load drive switch; a second electronic control unit connected to the first electronic control unit via a communication line; and a first electronic control unit connected to the first electronic control unit.
- a first electric load and a second electric load connected to the second electronic control unit, the first electronic control unit based on a drive command input from the load drive switch, When the transmission of the drive command to the second electronic control unit is completed, the first electric load is driven, and the second electronic control unit is transmitted by the first electronic control unit. Based on the drive command, and drives the second electric load when receiving the drive command.
- the on-vehicle load drive control system of the present invention since it is not necessary to provide a signal output device for the load drive device as in the prior art, even in a limited space such as a vehicle. Installation work can be performed efficiently.
- the electrical connection directly connected to the first electronic control unit is completed.
- the second electronic control unit when the second electronic control unit receives a drive command, it drives the electrical load directly connected to the second electronic control unit, so it is possible to drive multiple electrical loads almost simultaneously It becomes.
- the first electronic control unit detects a communication abnormality by the communication abnormality detection means for detecting that an abnormality has occurred in the communication processing via the communication line, and the communication abnormality detection means.
- the communication abnormality detection means may be further provided with fail-safe process execution means for executing a predetermined fail-safe process.
- the communication abnormality detection means for detecting that an abnormality has occurred in the communication processing between the first electronic control unit and the second electronic control unit is provided, and when a communication abnormality is detected, Since the prescribed fail-safe process is executed, it is possible to drive and control the vehicle load safely.
- CAN may be used as a communication protocol between the first electronic control unit and the second electronic control unit.
- FIG. 1 is a block diagram showing an in-vehicle load drive control system according to an embodiment of the present invention.
- FIG. 2 is a block diagram showing an in-vehicle load drive control system according to an embodiment of the present invention.
- FIG. 3 (a) is a flowchart showing the operation of the first electronic control unit of the in-vehicle load drive control system according to the embodiment of the present invention.
- FIG. 3 (b) is a flowchart showing the operation of the in-vehicle load drive control system according to the embodiment of the present invention.
- FIG. 4 is a diagram showing an in-vehicle load drive control system according to a first technology.
- FIG. 5 is a diagram showing an in-vehicle load drive control system according to a second technique.
- FIG. 6 is a diagram showing an in-vehicle load drive control system according to a third technique.
- FIG. 1 is a block diagram showing an in-vehicle load drive control system according to an embodiment of the present invention.
- This in-vehicle load drive control system 10 performs synchronous drive control of electric loads 15 such as a door lock motor 15A mounted near the door of the vehicle 11 and lamps 15B mounted at four corners of the vehicle 11, for example.
- the load drive switch 12A is installed near the driver's seat of the vehicle 11 and is distributedly controlled by the electronic control units 13A to 13D installed in the vicinity of the electric loads 15 such as the door lock motor 15A and the lamp 15B.
- the communication between the electronic control units 13A to 13D is performed by multiple communication such as CAN (Controller Area Network), for example.
- CAN Controller Area Network
- the in-vehicle load drive control system 10 includes, for example, a load drive switch 12A that outputs a drive command signal in accordance with an operation input of an occupant of the vehicle 11 as shown in FIG.
- a first electronic control unit 13A to which a switch 12A is connected a plurality of second electronic control units 13B to 13D connected to the first electronic control unit 13A via a multiplex communication line 14; and each electronic control unit It includes an electric load 15 such as a door lock motor 15A and a lamp 15B connected to 13A to 13D.
- a plurality of load drive switches 12A are provided around the driver's seat of the vehicle 11 depending on the type of the electric load 15 such as the door lock motor 15A and the lamp 15B.
- the load drive switch 12A is driven by the passenger.
- a drive command signal (drive command) for synchronously driving the electric load 15 is sent to the electronic control unit 13A.
- the electronic control units 13A to 13D are installed in the vicinity of the electronic control units 13A to 13D, for example, around the driver's seat, the passenger seat, the right rear seat, and the left rear seat of the vehicle 11. Each of the electric loads 15 is controlled.
- the electronic control unit 13A includes a storage unit 13Aa and a communication abnormality detection unit 13Ab.
- the drive command signal information for synchronous driving sent out by the load drive switch 12A is stored in the storage unit 13Aa and driven.
- Data frame according to command signal (as transmission signal All drive commands).
- the generated data frame is transmitted to the electronic control units 13B to 13D via the multiplex communication line 14.
- the other electronic control units 13B to 13D have the same configuration, and a load drive switch (not shown) installed in the vicinity thereof may be connected.
- the electric loads 15 such as the door lock motor 15A and the lamp 15B of each seat are directly connected to the electronic control units 13A to 13D adjacent to the respective electric loads 15.
- the electronic control unit 13A confirms that the transmitted data frame is reliably received by the electronic control units 13B to 13D by the reception completion notification from the electronic control units 13B to 13D, the electronic control unit 13A The electric load 15 directly connected to 13A is driven based on the drive command signal stored in the storage means 13Aa.
- the electronic control units 13B to 13D When the electronic control units 13B to 13D receive the data frame transmitted via the multiplex communication line 14, the electronic control units 13B to 13D are sent to the electronic control units 13B to 13D based on the drive command included in the data frame. It directly drives an electric load 15 such as a door lock motor 15A or lamp 15B.
- the electronic control unit 13A When an error frame is generated during communication processing of the transmitted data frame and a communication error is detected by the communication error detection means 13Ab, the electronic control unit 13A is independently used as a door lock motor on the driver's seat side.
- the fail-safe process is executed based on the force for driving only 15A or the contents of a predetermined fail-safe process stored in the storage means 13Aa.
- the content of the predetermined fail-safe processing is, for example, when controlling the locking / unlocking by the door lock motor 15A when the plurality of electronic control units 13B to 13D are controlled. If a communication error is detected in any of the cases, only the door lock motor 15A directly connected to the electronic control unit 13A is driven based on the drive command signal information stored in the storage means 13Aa. Locking or unlocking is performed by the door lock motor 15A directly connected to the electronic control units 13B to 13D and the electronic control unit 13A other than the electronic control units 13B to 13D in which the communication abnormality is detected.
- the load drive switch 12A which is, for example, a central door lock switch, is turned on when operated by the driver, and sends a drive command signal to the electronic control unit 13A (FIG. 3 (a ) Step Sal).
- the electronic control unit 13A confirms whether or not the transmitted data frame is correctly transmitted to the electronic control units 13B to 13D (step Sbl), and stores when the transmission completion is confirmed. Based on the drive command signal stored in the means 13Aa (step Sb2), the door lock motor 15A directly connected to the electronic control unit 13A is driven to perform locking / unlocking (step Sb3). On the other hand, the electronic control units 13B to 13D drive and unlock the door lock motor 15A directly connected according to the received data frame.
- step Sb4 In the communication between the electronic control unit 13A and the electronic control units 13B to 13D, if an error frame is generated (step Sb4) and communication is not completed, the electronic control unit 13A is used alone. To select whether or not to drive the door lock motor 15A (step Sb5). If single drive is selected, the electronic control unit is selected based on the drive command signal stored in the storage means 13Aa (step Sb2). The door lock motor 15A directly connected to 13A is driven to perform unlocking (step Sb3). [0035] When the electronic control unit 13A does not select the single drive, the fail-safe process is executed based on the content of the predetermined fail-safe process stored in the storage means 13Aa (step Sb6 ).
- communication abnormality detection means 13Ab for detecting that an abnormality has occurred in communication processing between the electronic control unit 13A and the electronic control units 13B to 13D is provided, and when a communication abnormality is detected, it is predetermined. Therefore, it is possible to drive and control the vehicle load safely.
- CAN is used as a communication protocol between the electronic control unit 13A and the electronic control units 13B to 13D, it is possible to connect the electronic control units 13A to 13D with a bus and reduce conductive cables. Is done.
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- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Power Engineering (AREA)
- Mechanical Engineering (AREA)
- Small-Scale Networks (AREA)
- Selective Calling Equipment (AREA)
Abstract
Description
Claims
Priority Applications (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2007535562A JPWO2007032488A1 (ja) | 2005-09-16 | 2006-09-15 | 車載負荷駆動制御システム |
US11/990,919 US20080288137A1 (en) | 2005-09-16 | 2006-09-15 | Vehicle-Mounted Load Drive Control System |
DE112006002445T DE112006002445T5 (de) | 2005-09-16 | 2006-09-15 | In einem Fahrzeug montiertes Lastantriebssteuersystem |
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2005-269898 | 2005-09-16 | ||
JP2005269898 | 2005-09-16 |
Publications (1)
Publication Number | Publication Date |
---|---|
WO2007032488A1 true WO2007032488A1 (ja) | 2007-03-22 |
Family
ID=37865072
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
PCT/JP2006/318402 WO2007032488A1 (ja) | 2005-09-16 | 2006-09-15 | 車載負荷駆動制御システム |
Country Status (4)
Country | Link |
---|---|
US (1) | US20080288137A1 (ja) |
JP (1) | JPWO2007032488A1 (ja) |
DE (1) | DE112006002445T5 (ja) |
WO (1) | WO2007032488A1 (ja) |
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2009023574A (ja) * | 2007-07-23 | 2009-02-05 | Hino Motors Ltd | シャシ架装間通信装置 |
WO2015170453A1 (ja) * | 2014-05-08 | 2015-11-12 | パナソニック インテレクチュアル プロパティ コーポレーション オブ アメリカ | 車載ネットワークシステム、不正検知電子制御ユニット及び不正対処方法 |
CN110979217A (zh) * | 2019-11-15 | 2020-04-10 | 汉纳森(厦门)数据股份有限公司 | 车辆控制方法、装置及车辆 |
Families Citing this family (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US8095278B2 (en) * | 2009-06-15 | 2012-01-10 | Tesla Motors, Inc. | Interface for vehicle function control via a touch screen |
JP4957785B2 (ja) * | 2009-12-24 | 2012-06-20 | 株式会社デンソー | 異常報知システム及び異常通知装置 |
GB2550661B (en) * | 2014-02-18 | 2018-10-03 | Jaguar Land Rover Ltd | Electrical load ballasting |
GB2523197B (en) * | 2014-02-18 | 2017-05-10 | Jaguar Land Rover Ltd | Electrical load ballasting |
CN105594156B (zh) * | 2014-05-08 | 2020-01-21 | 松下电器(美国)知识产权公司 | 车载网络系统、电子控制单元及不正常检测方法 |
KR101575547B1 (ko) * | 2014-12-09 | 2015-12-22 | 현대오트론 주식회사 | 캔 통신 시스템의 에러 분산감지 방법 및 캔 통신 시스템 |
Citations (3)
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JPH0621956A (ja) * | 1992-06-30 | 1994-01-28 | Mazda Motor Corp | 多重伝送装置 |
JPH10175481A (ja) * | 1996-12-19 | 1998-06-30 | Yazaki Corp | ハザード表示装置 |
JP2003118510A (ja) * | 2001-10-09 | 2003-04-23 | Denso Corp | 車両用負荷駆動システム,信号出力装置および負荷駆動装置 |
Family Cites Families (1)
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JP4080397B2 (ja) * | 2003-08-27 | 2008-04-23 | 三菱電機株式会社 | 並列計算機 |
-
2006
- 2006-09-15 DE DE112006002445T patent/DE112006002445T5/de not_active Ceased
- 2006-09-15 JP JP2007535562A patent/JPWO2007032488A1/ja active Pending
- 2006-09-15 WO PCT/JP2006/318402 patent/WO2007032488A1/ja active Application Filing
- 2006-09-15 US US11/990,919 patent/US20080288137A1/en not_active Abandoned
Patent Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
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JPH0621956A (ja) * | 1992-06-30 | 1994-01-28 | Mazda Motor Corp | 多重伝送装置 |
JPH10175481A (ja) * | 1996-12-19 | 1998-06-30 | Yazaki Corp | ハザード表示装置 |
JP2003118510A (ja) * | 2001-10-09 | 2003-04-23 | Denso Corp | 車両用負荷駆動システム,信号出力装置および負荷駆動装置 |
Cited By (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2009023574A (ja) * | 2007-07-23 | 2009-02-05 | Hino Motors Ltd | シャシ架装間通信装置 |
WO2015170453A1 (ja) * | 2014-05-08 | 2015-11-12 | パナソニック インテレクチュアル プロパティ コーポレーション オブ アメリカ | 車載ネットワークシステム、不正検知電子制御ユニット及び不正対処方法 |
JPWO2015170453A1 (ja) * | 2014-05-08 | 2017-04-20 | パナソニック インテレクチュアル プロパティ コーポレーション オブ アメリカPanasonic Intellectual Property Corporation of America | 車載ネットワークシステム、電子制御ユニット及び不正対処方法 |
US9725073B2 (en) | 2014-05-08 | 2017-08-08 | Panasonic Intellectual Property Corporation Of America | Method for handling transmission of fraudulent frames within in-vehicle network |
US9902370B2 (en) | 2014-05-08 | 2018-02-27 | Panasonic Intellectual Property Corporation Of America | Method for handling transmission of fraudulent frames within in-vehicle network |
US10137862B2 (en) | 2014-05-08 | 2018-11-27 | Panasonic Intellectual Property Corporation Of America | Method for handling transmission of fraudulent frames within in-vehicle network |
CN110696746A (zh) * | 2014-05-08 | 2020-01-17 | 松下电器(美国)知识产权公司 | 不正常应对方法、车载网络系统及电子控制单元 |
CN110696746B (zh) * | 2014-05-08 | 2023-03-24 | 松下电器(美国)知识产权公司 | 不正常应对方法、车载网络系统及电子控制单元 |
CN110979217A (zh) * | 2019-11-15 | 2020-04-10 | 汉纳森(厦门)数据股份有限公司 | 车辆控制方法、装置及车辆 |
Also Published As
Publication number | Publication date |
---|---|
JPWO2007032488A1 (ja) | 2009-03-19 |
DE112006002445T5 (de) | 2008-07-31 |
US20080288137A1 (en) | 2008-11-20 |
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