CN204166600U - The automobile remote-control key of a kind of received RF signal and key-press input - Google Patents
The automobile remote-control key of a kind of received RF signal and key-press input Download PDFInfo
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- CN204166600U CN204166600U CN201420600198.2U CN201420600198U CN204166600U CN 204166600 U CN204166600 U CN 204166600U CN 201420600198 U CN201420600198 U CN 201420600198U CN 204166600 U CN204166600 U CN 204166600U
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- frequency signal
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Abstract
The utility model discloses the automobile remote-control key of a kind of received RF signal and key-press input, be intended to overcome orthodox car remote-control key and can not realize the function that automobile is automatic locking and unlock, and intelligent automobile remote-control key radiofrequency signal loses the larger problem of possibility, enclosure interior is provided with the three axial AFE (analog front end) low frequency signal receivers be connected with central processor MCU unit electric wire respectively, keying input information collector, high-frequency signal transmitter, three axial AFE (analog front end) low frequency signal receivers are for receiving low frequency signal information and sending the effective low frequency signal received to central processor MCU unit, high-frequency signal transmitter is for sending the high-frequency signal of coding, keying input information collector for gathering keying input information, and carries out data transmission with central processor MCU unit, central processor MCU unit is for receiving information, processing and send command information to information.
Description
Technical field
The utility model relates to a kind of rf signal reception and transmitter, particularly the automobile remote-control key of a kind of received RF signal and key-press input.
Background technology
Automobile remote-control key experienced by altogether the development in two stages, first stage is that autoist sends control command by the button of automobile remote-control key, the receiving trap of automobile is resolved after the order receiving remote-control key transmission, then perform vehicle by the control module of vehicle the action such as to lock and unblank, subordinate phase is intelligent automobile remote-control key, automobile remote-control key regularly can receive low frequency signal, can verify signal after receiving low frequency signal, be verified the high-frequency signal sent with control command information, vehicle can be resolved information after receiving high-frequency signal, then perform vehicle by control unit for vehicle the action such as to lock and unblank, intelligent automobile remote-control key does not need car owner to draw out key operatedly just can directly to unblank to get on the bus, not only facilitate car owner, also improve the security performance of automobile.
Orthodox car remote-control key is more than the transmissible functional type of intelligent automobile key, user vehicle can carry out subjective control to automobile, but orthodox car remote-control key cannot realize the automatic control function to automobile, facilitate user vehicle not, so, the key-press input of orthodox car remote-control key is combined with the radiofrequency signal input of intelligent automobile key, facilitates the use of user vehicle.
At present, automobile remote-control key generally adopts radiofrequency signal controller, comprise rf signal reception module and emission of radio frequency signals module, the command information of manipulation automobile is carried out transmitting the intensity stabilization needing to ensure radiofrequency signal by radiofrequency signal, ensures that radiofrequency signal is not vulnerable to the interference of other signals.But it is not outstanding that a lot of automobile remote-control keys shows in the reception of radiofrequency signal, particularly the loss possibility of low frequency signal is larger, ensures effective transmission of automobile control command not, brings inconvenience to the use of user vehicle.
Summary of the invention
The function that automobile is automatic locking and unlock can not be realized to overcome existing orthodox car remote-control key, and intelligent automobile remote-control key radiofrequency signal loses the larger problem of possibility, the utility model provides a kind of automobile remote-control key of axially simulating front end receiver low frequency signal function and key-press input function with three.
The utility model solves the technical scheme that its technical matters adopts:
The automobile remote-control key of a kind of received RF signal and key-press input, comprise housing, enclosure interior is provided with three axial AFE (analog front end) low frequency signal receivers, central processor MCU unit, keying input information collector, high-frequency signal transmitter, and central processor MCU unit respectively AFE (analog front end) low frequency signal receiver axial with three, keying input information collector, high-frequency signal transmitter electric wire is connected;
Wherein, three axial AFE (analog front end) low frequency signal receivers are for receiving low frequency signal information and sending the effective low frequency signal received to central processor MCU unit;
High-frequency signal transmitter is for sending the high-frequency signal of coding;
Keying input information collector, for gathering keying input information, is triggered by button and the key information of collection is sent to central processor MCU unit;
Central processor MCU unit is for receiving information, processing and send command information to information.
Further, described in the automobile remote-control key of this kind of received RF signal and key-press input, three axial AFE (analog front end) low frequency signal receivers comprise X-axis antenna, Y-axis antenna, Z axis antenna and low frequency signal collector, low frequency signal collector is connected with X-axis antenna, Y-axis antenna and Z axis antenna wire respectively, X-axis antenna, Y-axis antenna and Z axis antenna are mutually orthogonal in position, carry out data transmission with low frequency signal collector for the low frequency signal that receives from all directions, low frequency signal collector and described central processor MCU unit carry out wired data transfer.
Further, the automobile remote-control key of this kind of received RF signal and key-press input also comprises LED display, and LED display is connected with described central processor MCU unit electric wire.
Further, described LED display comprises the LED display of two kinds of colors, is respectively used to represent low frequency signal accepting state and high-frequency signal emission state.
Further, the automobile remote-control key of this kind of received RF signal and key-press input also comprises battery module, and battery module is connected with described central processor MCU unit electric wire.
Further, the keying input information collector of the automobile remote-control key of this kind of received RF signal and key-press input comprises arrangements for automotive doors lock unlatching key-press input, arrangements for automotive doors lock locking key-press input, automobile trunk box door lock opens key-press input, automotive window rises key-press input and automotive window falls key-press input.
The utility model has following good effect:
The utility model on the basis of existing technology, add the function that three axially simulate front end receiver low frequency signal, three axial AFE (analog front end) have higher analog input sensitivity, be connected with the antenna pointing to X-axis, Y-axis and Z axis respectively, can ensure that key receives the low frequency signal from any direction at any time like this, reduce the possibility of the dropout that the directivity due to antenna causes, and the input of the pin of each antenna is separate, and is being added subsequently.
The utility model with the addition of arrangements for automotive doors automatic unlocking and the self-locking function of car door on the basis of existing conventional keys automobile remote-control key, traditionally can use by button automobile remote-control key when automobile remote-control key can't detect low frequency signal, control vehicle body by keypress function.
The utility model with the addition of and unlocks and the function of locking, being elevated and locking by key control automobile trunk by key control automotive window by key control arrangements for automotive doors on prior art basis, and other Body Control functions can be realized by changing coding as required, having stronger expandability.
The utility model is on prior art basis, with the addition of low-power consumption Functional Design, when three axial AFE (analog front end) do not detect effective low frequency signal, central processor MCU unit is in park mode, when three axially simulation front-end detection is to effective low frequency signal, central processor MCU unit is just waken up, and improves the serviceable life of battery.
Accompanying drawing explanation
Fig. 1 is structured flowchart of the present utility model;
Fig. 2 is the schematic diagram of three axial AFE (analog front end) low frequency signal receivers of the utility model embodiment.
Embodiment
Below in conjunction with drawings and Examples, the utility model is further described.
As shown in Figure 1, a kind of received RF signal of the utility model embodiment and the automobile remote-control key of key-press input comprise housing, enclosure interior is provided with three axial AFE (analog front end) low frequency signal receivers 100, central processor MCU unit 201, LED display 202, keying input information collector 203, high-frequency signal transmitter 204 and battery module 205, wherein central processor MCU unit 201 and three axial AFE (analog front end) low frequency signal receivers 100, LED display 202, keying input information collector 203, high-frequency signal transmitter 204 and battery module 205 are connected by electric wire.Wherein, three axial AFE (analog front end) low frequency signal receivers 100 can accept the low frequency signal from all directions, and send the effective low frequency signal received to central processor MCU unit 201.Keying input information collector 203 for gathering keying input information, and carries out data transmission with central processor MCU unit 201, and the keying input information collected is transferred to central processor MCU unit 201.LED display 202 is connected with central processor MCU unit 201, its LED by red green two kinds of colors display car key low frequency signal accepting state and high-frequency signal emission state, central processor MCU unit 201 sends and controls LED display command in LED display module 202.High-frequency signal transmitter 204 is connected with central processor MCU unit 201, for emission of high frequency signals, central processor MCU unit 201 sends command information to high-frequency signal transmitter 204, and the high-frequency signal that 434MHZ launched by high-frequency signal transmitter 204 sends command information.Central processor MCU unit 201 is connected with three axial AFE (analog front end) low frequency signal receivers 100, LED display 202, keying input information collector 203 and high-frequency signal transmitter 204, for receiving information, processing and send command information to information.When three axial AFE (analog front end) do not detect effective low frequency signal, central processor MCU unit is in park mode, when three axially simulation front-end detection is to effective low frequency signal, central processor MCU unit is just waken up, to improve the serviceable life of battery module.
As shown in Figure 2, three of the utility model embodiment axial AFE (analog front end) low frequency signal receivers 100 comprise X-axis antenna 101, Y-axis antenna 102, Z axis antenna 103 and low frequency signal collector 104.Wherein X-axis antenna 101 and Y-axis antenna 102 adopt FERRITE CORE antenna, Z axis antenna 103 adopts air coil antenna, X-axis antenna 101, Y-axis antenna 102 and Z axis antenna 103 are mutually orthogonal in position, be positioned at Keyed interior, for receiving the low frequency signal from all directions, the transmission of data can be carried out with low frequency signal collector 104.Low frequency signal collector 104 can carry out wired data transfer with the central processor MCU unit of car key, low frequency signal collector 104 is connected by electric wire with X-axis antenna 101, Y-axis antenna 102 and Z axis antenna 103, after X-axis antenna 101, Y-axis antenna 102 and Z axis antenna 103 receive the information of low frequency signal, car key central processor MCU unit can be sent to by low frequency signal collector 104.
Further, key-press input signal picker 203 comprises arrangements for automotive doors lock unlatching key-press input, arrangements for automotive doors lock locking key-press input, automobile trunk box door lock opens key-press input, automotive window rises key-press input and automotive window falls keying input information acquisition function, and other Body Control functions can being realized as required, sending information by pushing button to central processor MCU unit 201.
Further, LED display 202 comprises red green two kinds of color LED, and red LED lamp is for representing low frequency signal accepting state, and green LED lamp is for representing high-frequency signal emission state.
What finally illustrate is, above embodiment is only unrestricted for illustration of the technical solution of the utility model, those of ordinary skill in the art is to be understood that, can modify to the technical solution of the utility model or equivalent replacement, and not departing from aim and the scope of the technical program, it all should be encompassed in the middle of right of the present utility model.
Claims (6)
1. the automobile remote-control key of a received RF signal and key-press input, comprise housing, it is characterized in that, enclosure interior is provided with three axial AFE (analog front end) low frequency signal receivers, central processor MCU unit, keying input information collector, high-frequency signal transmitter, and central processor MCU unit respectively AFE (analog front end) low frequency signal receiver axial with three, keying input information collector, high-frequency signal transmitter electric wire is connected; Wherein, three axial AFE (analog front end) low frequency signal receivers are for receiving low frequency signal information and sending the effective low frequency signal received to central processor MCU unit; High-frequency signal transmitter is for sending the high-frequency signal of coding; Keying input information collector for gathering keying input information, and carries out data transmission with central processor MCU unit; Central processor MCU unit is for receiving information, processing and send command information to information.
2. according to the automobile remote-control key of a kind of received RF signal according to claim 1 and key-press input, it is characterized in that, described three axial AFE (analog front end) low frequency signal receivers comprise X-axis antenna, Y-axis antenna, Z axis antenna and low frequency signal collector, low frequency signal collector respectively with X-axis antenna, Y-axis antenna is connected with Z axis antenna wire, X-axis antenna, Y-axis antenna and Z axis antenna mutually orthogonal in position, data transmission is carried out for the low frequency signal that receives from all directions with low frequency signal collector, low frequency signal collector and described central processor MCU unit carry out wired data transfer.
3., according to the automobile remote-control key of a kind of received RF signal according to claim 1 and key-press input, it is characterized in that, this automobile remote-control key also comprises LED display, and LED display is connected with described central processor MCU unit electric wire.
4. according to the automobile remote-control key of a kind of received RF signal according to claim 3 and key-press input, it is characterized in that, described LED display comprises the LED display of two kinds of colors, is respectively used to represent low frequency signal accepting state and high-frequency signal emission state.
5., according to the automobile remote-control key of a kind of received RF signal according to claim 1 and key-press input, it is characterized in that, this automobile remote-control key also comprises battery module, and battery module is connected with described central processor MCU unit electric wire.
6. according to the automobile remote-control key of a kind of received RF signal according to claim 1 and key-press input, it is characterized in that, described keying input information collector comprises arrangements for automotive doors lock unlatching key-press input, arrangements for automotive doors lock locking key-press input, automobile trunk box door lock opens key-press input, automotive window rises key-press input and automotive window falls key-press input.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420600198.2U CN204166600U (en) | 2014-10-15 | 2014-10-15 | The automobile remote-control key of a kind of received RF signal and key-press input |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420600198.2U CN204166600U (en) | 2014-10-15 | 2014-10-15 | The automobile remote-control key of a kind of received RF signal and key-press input |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204166600U true CN204166600U (en) | 2015-02-18 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420600198.2U Expired - Fee Related CN204166600U (en) | 2014-10-15 | 2014-10-15 | The automobile remote-control key of a kind of received RF signal and key-press input |
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| Country | Link |
|---|---|
| CN (1) | CN204166600U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108460168A (en) * | 2018-04-17 | 2018-08-28 | 深圳市道通科技股份有限公司 | Simulate key more changing device and data collector |
| CN113205624A (en) * | 2021-04-30 | 2021-08-03 | 东风商用车有限公司 | Vehicle-mounted remote control system and method for defending same carrier attack |
-
2014
- 2014-10-15 CN CN201420600198.2U patent/CN204166600U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108460168A (en) * | 2018-04-17 | 2018-08-28 | 深圳市道通科技股份有限公司 | Simulate key more changing device and data collector |
| CN108460168B (en) * | 2018-04-17 | 2024-06-04 | 深圳市道通科技股份有限公司 | Analog key changing device and data acquisition device |
| CN113205624A (en) * | 2021-04-30 | 2021-08-03 | 东风商用车有限公司 | Vehicle-mounted remote control system and method for defending same carrier attack |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20150218 Termination date: 20151015 |
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| EXPY | Termination of patent right or utility model |