CN2428370Y - Telecontroller for cars - Google Patents
Telecontroller for cars Download PDFInfo
- Publication number
- CN2428370Y CN2428370Y CN00238871U CN00238871U CN2428370Y CN 2428370 Y CN2428370 Y CN 2428370Y CN 00238871 U CN00238871 U CN 00238871U CN 00238871 U CN00238871 U CN 00238871U CN 2428370 Y CN2428370 Y CN 2428370Y
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Abstract
The utility model relates to a car controller which is utilized to add the cipher control function to a main control switch of a remote controller. On the basis of a traditional car remote controller which is composed of a switch block, a coding circuit and a high-frequency transmitting circuit connected with each other, a switch of the switch block is used as the main control switch, and a main control switch control circuit, a cipher comparison discriminating circuit and a cipher digital input key group are arranged on the traditional car remote controller; thus, the utility model is formed. When the utility model is used, a high-frequency modulation coding signal which is corresponding to an operation result of the main control switch can be transmitted as long as the input cipher is correct; otherwise, the car can not be driven away even if a car key and the remote controller are provided. The main control switch is selected as an oil-passage opening switch in general, so a car owner can easily use the car.
Description
The utility model relates to a kind of Car Burglar Alarm, is a kind of theft-proof remote controllers such as car that are used for.
At present, utilize remote controller control sedan car door opening or close the door quite generally, this kind remote controller is made up of switch, encode circuit and high frequency transmission circuit usually.In its series of products, include 1 switch or a plurality of switches (maximum have 4 switches), the control that can be used for of 1 or 2 switch is opened the door, is closed the door, the also may command open and close oil circuit of 2 above switches.When a certain switch of operation, may command encode circuit output respective coding signal drives high frequency transmission circuit modulation, emission again, signal by the acceptor circuit in the car receive, behind the demodulation sign indicating number, drive corresponding actuating unit action, reach the purpose of open and close door or open and close oil circuit.
The defective that this kind remote controller exists is: when the thief obtains car key, remote controller by back door, perhaps car owner's key, remote controller of losing, forgeing found by other people, stolen or the stolen situation of car will take place, the undesirable person just can drive away car easily, this be the car owner do not wish to take place.
The purpose of this utility model is a kind of car remote controller of design, by being a certain switching manipulation increase cipher control of remote controller, to stop the generation of above-mentioned phenomenon.
The purpose of this utility model is achieved in that a kind of car remote controller, comprise switches set, with switches set bonded assembly encode circuit and with encode circuit bonded assembly high frequency transmission circuit, it is characterized in that: also include password figure enter key group, password relatively judging circuit and master control switch control circuit; Password figure enter key group connects the relatively input end of judging circuit of password, the password relatively mouth of judging circuit connects the master control switch control circuit, and the master control switch control circuit replaces the master control switch in the described switches set and connects the input end of described encode circuit.
Described switches set comprises door open switch and drives the oil circuit switch that described master control switch is out the oil circuit switch.
Described password comparison judging circuit comprises encryption memory and Central Processing Unit (CPU), and encryption memory connects Central Processing Unit (CPU), and Central Processing Unit (CPU) connects described master control switch control circuit.
Described master control switch control circuit connects photoelectrical coupler by transistor amplifier and forms, the input end of transistor amplifier connects described Central Processing Unit (CPU), output one end of photoelectrical coupler connects the switch common port of described switches set, described master control switch shorted on both ends also connects described encode circuit, and the output other end of photoelectrical coupler connects described encode circuit.
Also include acoustics circuit, connect buzzer phone by transistor amplifier and constitute, the input end of described transistor amplifier connects relatively judging circuit of described password.
Design of the present utility model is that special master control switch to the car remote controller adds cipher control, only import when correct at password, just can launch and the corresponding high frequency modulated code signal of the operating result of master control switch, otherwise, even have car key and remote controller, and corresponding action is carried out in all non-master control switch and control in the operable switch group, but owing to do not know password, can't operate master control switch, still car can not be driven away.
But for making things convenient for car owner oneself to use car, generally master control switch can be chosen as open the oil circuit switch, the operation of open and close car door and pass oil circuit just needn't utilize cipher control like this, effectively also can not give oneself increase too many trouble in the protection oneself.
Further specify technology of the present utility model below in conjunction with embodiment and accompanying drawing.
Fig. 1 is the principle structure block diagram of the utility model car remote controller
Fig. 2 is the enforcement circuit diagram of car remote controller shown in Figure 1
Referring to Fig. 1, the password that car remote controller of the present utility model mainly comprises switches set 14, encode circuit 15, high frequency transmission circuit 16, password figure enter key group 10, connected to form by central process unit (CPU) 11 and encryption memory 12 is judging circuit and master control switch control circuit 13 relatively.Wherein, switches set 14, encode circuit 15 and high frequency transmission circuit 16 are that the structure of traditional car remote controller is formed, and remainder then is design of the present utility model.
The utility model is chosen as master control switch (also can select more than one switch as required as master control switch) with a certain switch in the switches set 14, and designed password figure enter key group 10, the password that connects to form by central process unit (CPU) 11 and encryption memory 12 relatively judging circuit and master control switch control circuit 13, this master control switch is implemented cipher control.Only when the password that utilizes password figure enter key group 10 to be inputed is consistent with the password of encryption memory 12 internal memories, central process unit (CPU) 11 just can be exported and judge consistent signal, and, produce the operating function of former master control switch by master control switch control circuit 13, switches set 14 startup encode circuits 15.
The non-master control switch of in the switches set 14 other, still each Xingqi thing starts encode circuit 15 independently of one another, and its original operating function is carried out in remote control respectively.
Referring to Fig. 2, switches set 14 comprises K switch 1, K2, K3 and K4, can be respectively the driving the oil circuit switch, close the oil circuit switch of former car remote controller, driving door switch and close door contact interrupter and (also can have only a switch, and only this switch is implemented cipher control), present embodiment is selected to open oil circuit K switch 1 as master control switch, can save this switch, be about to the K1 shorted on both ends.Encode circuit 15 adopts integrated U1 (model is 2262).High frequency transmission circuit 16 is connected and composed by crystal triode U4 (8050), U5 (H-10), vapotron T1 and peripheral cell thereof.
Password figure enter key group 10 constitutes (as adopting telephone keypad) by 4 * 4 keyboards, is connected with 6,7,8,9 pin of Central Processing Unit (CPU) (CPU), and 0 to 9 10 numeric keys and other function key can be set.Password relatively judging circuit is connected to form by Central Processing Unit (CPU) U2 (model is MSP430F112) and encryption memory U3 (model is 24L04).Master control switch control circuit 13 comprises amplifier and the photoelectrical coupler U10 that is connected and composed by transistor U7 (model is 8085) and peripheral cell thereof.When by the password of storing among the password of password figure enter key group 10 input and the encryption memory U3 when consistent, the 18 pin output high potential of Central Processing Unit (CPU) U2, drive the U7 conducting, photoelectrical coupler U10 is luminous, photoelectrical coupler U10 exports 11 pin of an end by the K switch 1 connection encode circuit U1 of short circuit, and the photoelectrical coupler U10 output other end connects 13 pin of encode circuit U1 by resistance R 2.Among the figure, other switch in the switches set is still finished the function of its original control encode circuit output signal, need not by cipher control.
Crystal oscillator Q1 among the figure, the oscillation frequency of Q2 are 36.768MHz.Crystal triode U6, U8, U9 (model is 8050), buzzer phone A1 and peripheral cell thereof connect and compose acoustics circuit, can send prompt tone or chimes of doom under the control of central processing unit U2 internal processes.Light-emitting diode D5 among the figure is used for emission state and shows.K switch 5 can be used for control and rewrites password.
Car remote controller of the present utility model, open the cipher control of oil circuit except that can be used for car, utilize identical principle of work and structure, also can be used for bank custody and any needs and carry out in the device of cipher remote control, one of them or more than one switching manipulation are carried out encryption (circuit can carry out cipher control to 10 switches at most among the figure).
Claims (5)
1. a car remote controller comprises switches set, with switches set bonded assembly encode circuit and with encode circuit bonded assembly high frequency transmission circuit, it is characterized in that: also include password figure enter key group, password relatively judging circuit and master control switch control circuit; Password figure enter key group connects the relatively input end of judging circuit of password, the password relatively mouth of judging circuit connects the master control switch control circuit, and the master control switch control circuit replaces the master control switch in the described switches set and connects the input end of described encode circuit.
2. car remote controller according to claim 1 is characterized in that: described switches set includes door open switch and drives the oil circuit switch, and described master control switch is out the oil circuit switch.
3. car remote controller according to claim 1, it is characterized in that: described password comparison judging circuit comprises encryption memory and Central Processing Unit (CPU), encryption memory connects Central Processing Unit (CPU), and Central Processing Unit (CPU) connects described master control switch control circuit.
4. according to claim 1 or 2 or 3 described car remote controllers, it is characterized in that: described master control switch control circuit connects photoelectrical coupler by transistor amplifier and forms, the input end of transistor amplifier connects described Central Processing Unit (CPU), output one end of photoelectrical coupler connects the switch common port of described switches set, described master control switch shorted on both ends also connects described encode circuit, and the output other end of photoelectrical coupler connects described encode circuit.
5. car remote controller according to claim 1 is characterized in that: also include acoustics circuit, connect buzzer phone by transistor amplifier and constitute, the input end of described transistor amplifier connects relatively judging circuit of described password.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN00238871U CN2428370Y (en) | 2000-06-22 | 2000-06-22 | Telecontroller for cars |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN00238871U CN2428370Y (en) | 2000-06-22 | 2000-06-22 | Telecontroller for cars |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2428370Y true CN2428370Y (en) | 2001-05-02 |
Family
ID=33599843
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN00238871U Expired - Fee Related CN2428370Y (en) | 2000-06-22 | 2000-06-22 | Telecontroller for cars |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN2428370Y (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104766421A (en) * | 2015-03-25 | 2015-07-08 | 张彬彬 | Burglar alarm remote control device |
| CN111591247A (en) * | 2018-04-28 | 2020-08-28 | 赵成智 | Electric vehicle control method and system and electric vehicle |
-
2000
- 2000-06-22 CN CN00238871U patent/CN2428370Y/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104766421A (en) * | 2015-03-25 | 2015-07-08 | 张彬彬 | Burglar alarm remote control device |
| CN111591247A (en) * | 2018-04-28 | 2020-08-28 | 赵成智 | Electric vehicle control method and system and electric vehicle |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C19 | Lapse of patent right due to non-payment of the annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |