CN1283501C - Vehicle starting controller - Google Patents
Vehicle starting controller Download PDFInfo
- Publication number
- CN1283501C CN1283501C CNB2004100310413A CN200410031041A CN1283501C CN 1283501 C CN1283501 C CN 1283501C CN B2004100310413 A CNB2004100310413 A CN B2004100310413A CN 200410031041 A CN200410031041 A CN 200410031041A CN 1283501 C CN1283501 C CN 1283501C
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- control unit
- vehicle
- theft
- engine
- pump
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- Output Control And Ontrol Of Special Type Engine (AREA)
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Abstract
Provided is a highly reliable vehicle securing a vehicular anti-theft function. In an engine electronic control unit 101, determination is made whether or not the engine electronic control unit 101 itself corresponds to an anti-theft electronic control unit 102, when an ignition switch 21 is turned on. If it is determined that the engine electronic control unit 101 itself does not correspond to the anti-theft electronic control unit 102, next determination is made whether or not a vehicle is set as a vehicle mounting the anti-theft electronic control unit 102 thereon by an immobilizer installation discrimination switch 8. If it is determined that the vehicle is not set as a vehicle mounting the anti-theft electronic control unit 102 thereon, an engine 105 is stopped to surely prevent unauthorized use of the engine electronic control unit 101.
Description
Technical field
The present invention relates to the method for starting-controlling of a kind of vehicle launch control setup and vehicle, particularly can improve the vehicle launch control setup of reliability etc. of the device that is used to prevent improper starting vehicle and the method for starting-controlling of vehicle.
Background technology
In the past, as this device, for example, when engine starting, utilization has the key that sends the function of predetermined code (code) to vehicle, as long as the device that does not provide this code designation to use with regard to the vehicle anti-theft of fail to start driving engine (is for example opened flat 2-279429 communique with reference to the spy) as everyone knows.
But, in above-mentioned existing apparatus, the control unit of using to engine control owing to the control unit of using from vehicle anti-theft (anti-theft control unit) (control unit of engine) sends the signal that allows fire an engine, make the control unit of engine can fire an engine when receiving this signal, therefore at the cooresponding control unit of engine of handle and anti-theft control unit, be replaced by do not have from anti-theft control unit receive the permission signal that engine starting uses function, during towards the control unit of engine of other vehicles, existence is the problem of fire an engine easily.
Summary of the invention
The present invention In view of the foregoing proposes, and it provides a kind of vehicle launch control setup of this function and method for starting-controlling of vehicle can realized reliably in the vehicle with vehicle anti-theft function.
Another object of the present invention provides the vehicle of the vehicle anti-theft function with high reliability.
According to form of the present invention, a kind of vehicle launch control setup is provided, it has: the pump control unit that the injection of fuel-injection pump is controlled; The control unit of engine that the action of described pump control unit is controlled; With the anti-theft control unit of bringing into play the function that prevents improper use vehicle with described control unit of engine,
Described control unit of engine is when ignition lock is switched on, judge whether this control unit of engine self has carried out and the cooresponding setting of described anti-theft control unit, be judged as when not carrying out with the cooresponding setting of described anti-theft control unit, read and judge the set condition of prescribed switch, this prescribed switch is installed on the described vehicle, whether be used to set described vehicle is the vehicle that possesses described anti-theft control unit, being judged as described vehicle is when being set to the vehicle that possesses described anti-theft control unit by described prescribed switch, and the fuel of indicating described pump control unit to stop described fuel-injection pump sprays.
And, according to second mode of the present invention, providing a kind of method for starting-controlling of vehicle, this vehicle has: the pump control unit that the injection of fuel-injection pump is controlled; The control unit of engine that the action of described pump control unit is controlled; With the anti-theft control unit of bringing into play the function that prevents improper use vehicle with described control unit of engine, can be by the open and-shut mode of switch, in described vehicle self, whether be that the vehicle that possesses described anti-theft control unit is set to this vehicle, when the ignition lock of described vehicle is switched on, judge whether described control unit of engine self has carried out and the cooresponding setting of described anti-theft control unit, be judged as when not carrying out with the cooresponding setting in described antitheft control unit, read the set condition of described switch and judge this set condition, being judged as described vehicle is when being set to the vehicle that possesses anti-theft control unit by described prescribed switch, stops the fuel injection by the described fuel-injection pump of described pump control unit control.
In this structure, when igniting, can judge whether control unit of engine is with the cooresponding regular device of anti-theft control unit and is installed on the vehicle that possesses anti-theft control unit, so different in the past, can avoid reliably wrongful control unit of engine is installed on the vehicle of anti-theft control unit is come fire an engine possessing.
Description of drawings
Fig. 1 is the constructional drawing of the topology example of the vehicle launch control setup in the expression embodiments of the present invention.
Fig. 2 is the diagram of circuit of expression by the treating process of the vehicle launch control of the execution of the vehicle launch control setup in the embodiments of the present invention.
The specific embodiment
In order to illustrate in greater detail the present invention, with reference to accompanying drawing, the present invention will be described.
In addition, below Shuo Ming parts, configuration etc. are not used for limiting the present invention, can carry out various changes in the scope of aim of the present invention.
At first, with reference to Fig. 1, the integral structure of the vehicle control system of using the vehicle launch control setup in the embodiments of the present invention is described.
Vehicle launch control setup in the embodiments of the present invention is mainly by constituting with the lower part: engine electronic control unit (being expressed as " Engine ECU " in Fig. 1) 101; Theft-proof electron control unit (in Fig. 1, being expressed as " locking ECU ") 102; With pump electronic control unit (in Fig. 1, being expressed as " pump ECU ") 103.
Engine electronic control unit 101 as control unit of engine is action control centers of vehicle, one side is carried out the transmission of necessary data with theft-proof electron control unit 102 and pump electronic control unit 103, one side is carried out the action to theft-proof electron control unit 102 described later and is controlled and the action of pump electronic control unit 103 is controlled, for this reason, engine electronic control unit 101 is connected with theft-proof electron control unit 102 by the 1st communication cable 16A, be connected with pump electronic control unit 103 by the 2nd communication cable 16B, can carry out the transmission of data mutually.
In this engine electronic control unit 101, as being used to store the memory element that has or not the locking setting value, be provided with for example read only memory ROM (Read Only Memory), herein, " having or not the locking setting value " is the digital data of predetermined data mode, represents that whether this engine electronic control unit 101 is and theft-proof electron control unit 102 cooresponding unit, promptly, in other words, whether be the unit that to carry out anti-theft feature with theft-proof electron control unit 102.In addition, " locking " is the meaning of prohibiting moving (Immobilizer).
In addition, in this engine electronic control unit 101, memory element 10 storages of using with the electronic key of suitable Engine ECU side such as EEPROM, keeping " electronic key storing value ".Herein, at first, the prerequisite of the vehicle in the embodiments of the present invention is to have following structure: built-in transmitter responder 13a in car key 13, only just light a fire under the situation consistent with the electronic key in being stored in engine electronic control unit 101 of the electronic key in being stored in this transmitter responder 13a.Electronic key is a kind of encrypted code.And this electronic key also can be stored in by the login process from theft-proof electron control unit 102 in the engine electronic control unit 101 as hereinafter described, and " electronic key storing value " is the electronic key of being logined.
And the code operational part (being expressed as " code operational part I " in Fig. 1) 3, the code that are provided with random number generating unit 2, Engine ECU side in this engine electronic control unit 101 are checked portion 4, switch test section 5, locking setting judging part 6 and emitted dose operational part 7.
Random number generating unit 2 is used to be created in the random number that whether consistent the electronic key of judging between engine electronic control unit 101 and the theft-proof electron control unit 102 storage mutually use when as hereinafter described.This random number generating unit 2 for example can realize with so-called microcomputer and known Monte Carlo generator, and, preferably realize like this.
As hereinafter described, the electronic key storing value of narrating previously of storage calculates the locking code in the memory element 10 that the code operational part of Engine ECU side 3 is used according to the electronic key of random number that obtains by random number generating unit 2 and Engine ECU side.
Whether code is checked portion 4 relatively more consistent with the locking code that sends from theft-proof electron control unit 102 by the locking code that the code operational part 3 of above-mentioned Engine ECU side is calculated, under inconsistent situation, emitted dose operational part 7 described later is sent the request that stops burner oil.
Switch test section 5 is used to discern the set condition of locking assembling identification switch 8.Engine electronic control unit 101 is configured to the state that can change, but as the locking assembling identification switch 8 of prescribed switch near the vehicle frame that is fixedly installed on vehicle the engine electronic control unit 101 etc.Locking assembling identification switch 8 in the embodiments of the present invention is made of a plurality of one pole switch 8A, so, can whether be that the vehicle that theft-proof electron control unit 102 is installed is set to this vehicle by each one pole switch 8A is set for predetermined open and-shut mode.The end of these a plurality of one pole switch 8A interconnects, and be connected to an end and the engine electronic control unit 101 and the theft-proof electron control unit 102 of ignition lock 21 simultaneously, on the other hand, the other end separately of these a plurality of one pole switch 8A is connected respectively to the switch splicing ear 9 that is located on the engine electronic control unit 101.In addition, the other end of ignition lock 21 is connected to the positive terminal of the battery 22 of vehicle, the negative earth of battery 22.
Switch test section 5 is by this switch splicing ear 9, detect the set condition of locking assembling identification switch 8, be that a plurality of one pole switch 8A switching is separately set, judge whether vehicle is set to the vehicle that theft-proof electron control unit 102 is installed, this judged result is used to vehicle launch control described later.
Locking is set judging part 6 according to the judged result of narrating previously that has or not locking setting value and switch test section 5 etc., carries out vehicle launch control described later.
Emitted dose operational part 7 calculation step is according to the rules calculated the fuel injection amount of fuel-injection pump 104, exports to pump electronic control unit 103.
In addition, particularly, above-mentioned random number generating unit 2, the code operational part 3 of Engine ECU side, code are checked portion 4, switch test section 5, locking setting judging part 6 and emitted dose operational part 7, for example realize by the microcomputer operating software.
Below, the theft-proof electron control unit 102 as anti-theft control unit is described, this theft-proof electron control unit 102 is commonly referred to as " mechanical brake " or " locking ECU ", only is equipped on the so-called locking assembling car.
Theft-proof electron control unit 102 in the embodiments of the present invention is configured to read the electronic key as so-called encrypted code as previously described in the memory element 17 that the electronic key of the locking ECU side that uses ROM etc. is used.
This theft-proof electron control unit 102 uses together with the car key 13 that the transmitter responder 13a that is made to the IC chip has been installed.Promptly, car key 13 is used for the door (not shown) of switch vehicle and opens and closes ignition lock 21, but, in recent years, as we all know, have and the transmitter responder 13a that is made to the IC chip has been installed and has can be used for the door of remote manipulation vehicle and the car key of operation latch functions, the car key 13 in the embodiments of the present invention is also identical substantially therewith.
This car key 13 1 is inserted in the indoor key hole (key cylinder) (not shown) of car, then by coil 14 utilize electromagnetic induction from vehicle side to transmitter responder 13a supply line voltage, transmitter responder 13a goes out predefined electronic key wireless transmission by being supplied to power line voltage.On the other hand, around not shown key hole, be provided with the coil 14 as antenna element that is used to catch from the transmission ripple of transmitter responder 13a, the two ends of this coil 14 are connected to theft-proof electron control unit 102.Thereby, as mentioned above, sending out the transmission ripple by transmitter responder 13a, the received signal of being responded to by this coil 14 is read into carries out processing described later in the theft-proof electron control unit 102.
In addition, the theft-proof electron control unit 102 in the embodiments of the present invention is provided with: electronic key login portion 11; The code operational part of locking ECU side (in Fig. 1, being expressed as " code operational part II ") 12; The memory element of using with the electronic key of locking ECU side 17.
Electronic key login portion 11 carries out the processing of login electronic key in the transmitter responder 13a of this theft-proof electron control unit 102, engine electronic control unit 101 and car key 13.The login electronic key carried out before for example giving the user car key 13 and vehicle together in the transmitter responder 13a of this theft-proof electron control unit 102, engine electronic control unit 101 and car key 13, used login special tool 15 in the login operation of this electronic key.Promptly, when in the transmitter responder 13a of this theft-proof electron control unit 102, engine electronic control unit 101 and car key 13, logining electronic key, this login special tool 15 can connect theft-proof electron control unit 102, cipher key operation according to the regulation of being undertaken by this login special tool 15, carry out login process by electronic key login portion 11, identical electronic key is signed in to respectively among the transmitter responder 13a of theft-proof electron control unit 102, engine electronic control unit 101 and car key 13.
The code operational part 12 of locking ECU side is used for computing locking code.Promptly, the locking code be to use the electronic key that is stored in transmitter responder 13a and as hereinafter described calculate and send to the random number of theft-proof electron control unit 102 by the random number generating unit 2 of engine electronic control unit 101, operational formula is according to the rules calculated, this locking code is sent to engine electronic control unit 101, as hereinafter described, be used to judge whether the combination of theft-proof electron control unit 102 and engine electronic control unit 101 is regular combinations.
In addition, particularly, the above-mentioned electronic key login portion 11 and the code operational part 12 of locking ECU side for example can be realized by the microcomputer operating software.
The action that is used for the fuel-injection pump 104 of subtend driving engine 105 burner oils as the pump electronic control unit 103 of pump control unit is controlled, as hereinafter described, its is according to from the indication of engine electronic control unit 101 and engine rotation angle signal etc., fuel injection amount and injecting time in the control fuel-injection pump 104.In addition, particularly, this pump electronic control unit 103 is identical with other unit, for example can be realized by the software that microcomputer and fuel injection control are used.
Below, with reference to diagram of circuit shown in Figure 2, the treating process of the vehicle launch control of being carried out by the engine electronic control unit in the said structure 101 is described.
At first, a series of processing shown in Figure 2 are to carry out as one of each seed routine processing that order is carried out in main program in the engine electronic control unit 101, and particularly, this vehicle launch control and treatment begins by connecting ignition lock 21.
Handle at the beginning, at first have or not locking to set and judge (with reference to the step S102 of Fig. 2).That is, read value, judge that this value is to the locking or the value of corresponding no locking should be arranged as the ROM1 of the memory element of narrating previously that has or not locking setting value storage usefulness.Then, be when the setting of locking is arranged being judged as according to this value, when promptly being judged as locking, then, receive random number request (with reference to the step S104 of Fig. 2) from theft-proof electron control unit 102.That is,, when car key 13 is inserted not shown key hole, as previously described, to the transmitter responder 13a of car key 13 supply power, send electronic key to theft-proof electron control unit 102 from theft-proof electron control unit 102 in order to connect ignition lock 21.In theft-proof electron control unit 102, whether regular when when the outside receives electronic key in order to judge this electronic key, in the code operational part 12 of locking ECU side, calculate encrypted code (locking code).This encrypted code is to use electronic key that sends from transmitter responder 13a and the random number that sends from engine electronic control unit 101, operational formula is according to the rules calculated, and the random number request that receives among the above-mentioned steps S104 is the request of calculating the required random number of this encrypted code to engine electronic control unit 101 requests by theft-proof electron control unit 102.
And, in engine electronic control unit 101, when receiving the random number request from theft-proof electron control unit 102, generate random numbers by random number generating unit 2, the random number that is generated is sent to theft-proof electron control unit 102 (with reference to the step S106 of Fig. 2).
In theft-proof electron control unit 102, when receiving the random number from engine electronic control unit 101, in the code operational part 12 of locking ECU side, calculating encrypted code as described above, the encrypted code of being calculated is sent to engine electronic control unit 101.Corresponding, in engine electronic control unit 101, carry out the reception (with reference to the step S108 of Fig. 2) of encrypted code.
On the other hand, in engine electronic control unit 101, use the random number that fwd generates by random number generating unit 2 and be stored in electronic key in this engine electronic control unit 101 in advance, operational part 3 by Engine ECU side, according to the mode identical, calculate encrypted code (with reference to the step S110 of Fig. 2) with theft-proof electron control unit 102.
Whether then, check portion 4 by code judges from the encrypted code of theft-proof electron control unit 102 and the encrypted code of being calculated by engine electronic control unit 101 consistent within a certain period of time (encrypted code communicate by letter judgement) (with reference to the step S112 of Fig. 2).
Then, in step S112, judging that encrypted code communication is just often (under the situation of "Yes"), by emitted dose operational part 7 emitted doses according to computing fuel-injection pumps 104 such as various data, send to pump electronic control unit 103 (with reference to the step S114 of Fig. 2) as the emitted dose value request, indicate pump electronic control unit 103 fire an engines 105 (with reference to the step S116 of Fig. 2) then, finish a series of processing, return not shown main program for the time being.
On the other hand, in step S112, when judging that encrypted code communication is mal (under the situation of "No"), promptly, in other words, be stored in the electronic key among the transmitter responder 13a of car key 13 and be stored in the engine electronic control unit 101 electronic key not simultaneously, promptly, in other words, car key 13, theft-proof electron control unit 102, when any of engine electronic control unit 101 is improper, send the request (with reference to the step S118 of Fig. 2) that stops burner oil to pump electronic control unit 103, its result, by the starting of pump electronic control unit 103 shutting engine downs 105, finish a series of processing, return not shown main program for the time being.
Herein, car key 13 is regarded as wrongful situation and is meant, this car key does not have built-in transmitter responder 13a or do not store regular electronic key etc.Because under these circumstances, the electronic key difference, inconsistent with the encrypted code of 101 computings of engine electronic control unit.
In addition, theft-proof electron control unit 102 is regarded as wrongful situation and is meant, theft-proof electron control unit 102 is not installed or the situations such as unit different with normal goods has been installed.Because under these circumstances, within a certain period of time, the encrypted code of itself and 101 computings of engine electronic control unit is inconsistent.
In addition, engine electronic control unit 101 is regarded as wrongful situation and is meant, this control unit of engine is not stored situations such as regular electronic key or code compute mode be irregular.Because under these circumstances, the encrypted code of itself and 102 computings of theft-proof electron control unit is inconsistent.
In addition, because the communication between engine electronic control unit 101 and the theft-proof electron control unit 102, utilizing random number and form each different encrypted code, is very difficult so obtain electronic key wrongly by monitor communication.
On the other hand, among the step S102 in front, be judged as when being the setting of no locking as the value that has or not locking setting value storage with the ROM1 of memory element, whether the set condition of judging locking assembling identification switch 8 by switch test section 5 is set to assembling locking (with reference to the step S120 of Fig. 2), being judged as is when being set at the assembling locking, judge whether the safety condition of regulation sets up (with reference to the step S122 of Fig. 2), and be not set at assembling during locking being judged as, change the processing of the step S114 that illustrates previously over to.The later processing of step S114 is with noted earlier identical, so omit detailed description once more herein.
Herein, " safety condition " among the step S122 is meant that safety stops the necessary condition of vehicle.Why will judge the establishment of this safety condition, be to consider this moment under driving engine 105 is started to a certain degree situation, if unexpected shutting engine down may bring danger to the occupant.
Establishment as the safety condition of stipulating, particularly, for example, the situation that the situation of emitted dose request bit=1 in the time of preferably will starting, engine revolution are set up smaller or equal to arbitrary situation in the situation of defined threshold, the situation of the speed of a motor vehicle smaller or equal to defined threshold, situation about setting up as safety condition.Herein, the situation of emitted dose request bit=1 during so-called the starting, the fuel injection amount of the fuel-injection pump 104 when being meant starting is set to the situation smaller or equal to defined threshold.
And, be judged as under the still invalid situation of safety condition (under the situation of "No") at step S122, change the processing of the step S114 that illustrates previously over to, and under the situation that is judged as the safety condition establishment (under the situation of "Yes"), send the request (with reference to the step S124 of Fig. 2) that stops burner oil to pump electronic control unit 103, its result is by the starting of pump electronic control unit 103 shutting engine downs 105, finish a series of processing, return not shown main program for the time being.
As mentioned above, according to the present invention, can judge that by adopting whether control unit of engine is The regular product of corresponding anti-theft control unit and being installed on the vehicle that possesses anti-theft control unit Structure, it is single at the vehicle that is equipped with anti-theft control unit wrongful engine control to be installed In the situation of unit, because wrongful control unit of engine has been installed, so from the past different, Stop the starting of engine, therefore, can bring into play reliably anti-theft feature, have and to improve tool The effect of reliability that the vehicle of anti-theft feature is arranged.
Claims (6)
1. vehicle launch control setup has: the pump control unit that the injection of fuel-injection pump is controlled; The control unit of engine that the action of described pump control unit is controlled; Anti-theft control unit with bring into play the function that prevents improper use vehicle with described control unit of engine is characterized in that,
Described control unit of engine is when ignition lock is switched on, judge whether this control unit of engine self has carried out and the cooresponding setting of described anti-theft control unit, be judged as when not carrying out with the cooresponding setting of described anti-theft control unit, read and judge the set condition of prescribed switch, this prescribed switch is installed on the described vehicle, whether be used to set described vehicle is the vehicle that possesses described anti-theft control unit, being judged as described vehicle is when being set to the vehicle that possesses described anti-theft control unit by described prescribed switch, and the fuel of indicating described pump control unit to stop described fuel-injection pump sprays.
2. vehicle launch control setup according to claim 1, it is characterized in that, control unit of engine is when being set to the vehicle that possesses anti-theft control unit by prescribed switch being judged as vehicle, judge whether the safety condition of regulation is set up, only under the situation that the safety condition that is judged as regulation is set up, the fuel that indication pump control unit stops fuel-injection pump spraying.
3. vehicle launch control setup according to claim 1 and 2, it is characterized in that, control unit of engine is being judged as vehicle when not being set to the vehicle that possesses anti-theft control unit by prescribed switch, to the emitted dose of pump control unit indication fuel-injection pump.
4. the method for starting-controlling of a vehicle, this vehicle has: the pump control unit that the injection of fuel-injection pump is controlled; The control unit of engine that the action of described pump control unit is controlled; Anti-theft control unit with bring into play the function that prevents improper use vehicle with described control unit of engine is characterized in that,
Can be by the open and-shut mode of switch, in described vehicle self, whether be that the vehicle that possesses described anti-theft control unit is set to this vehicle,
When the ignition lock of described vehicle is switched on, judge whether described control unit of engine self has carried out and the cooresponding setting of described anti-theft control unit, be judged as when not carrying out with the cooresponding setting of described anti-theft control unit, read the set condition of described switch and judge this set condition, being judged as described vehicle is when being set to the vehicle that possesses anti-theft control unit by described prescribed switch, stops the fuel injection by the described fuel-injection pump of described pump control unit control.
5. the method for starting-controlling of vehicle according to claim 4, it is characterized in that, being judged as vehicle is when being set to the vehicle that possesses anti-theft control unit by switch, judge whether the safety condition of regulation is set up, only under the situation that the safety condition that is judged as regulation is set up, stop fuel injection by the fuel-injection pump of pump control unit control.
6. according to the method for starting-controlling of claim 4 or 5 described vehicles, it is characterized in that, be judged as vehicle when not being set to the vehicle that possesses anti-theft control unit, to the emitted dose of pump control unit indication fuel-injection pump by switch.
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP102381/2003 | 2003-04-07 | ||
| JP2003102381A JP2004308537A (en) | 2003-04-07 | 2003-04-07 | Vehicle start control device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN1535871A CN1535871A (en) | 2004-10-13 |
| CN1283501C true CN1283501C (en) | 2006-11-08 |
Family
ID=33465824
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNB2004100310413A Expired - Fee Related CN1283501C (en) | 2003-04-07 | 2004-04-07 | Vehicle starting controller |
Country Status (2)
| Country | Link |
|---|---|
| JP (1) | JP2004308537A (en) |
| CN (1) | CN1283501C (en) |
-
2003
- 2003-04-07 JP JP2003102381A patent/JP2004308537A/en active Pending
-
2004
- 2004-04-07 CN CNB2004100310413A patent/CN1283501C/en not_active Expired - Fee Related
Also Published As
| Publication number | Publication date |
|---|---|
| JP2004308537A (en) | 2004-11-04 |
| CN1535871A (en) | 2004-10-13 |
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Granted publication date: 20061108 Termination date: 20100407 |