CN108364450A - A kind of remote controlled transmitting circuit and receiving circuit - Google Patents
A kind of remote controlled transmitting circuit and receiving circuit Download PDFInfo
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- CN108364450A CN108364450A CN201810315203.8A CN201810315203A CN108364450A CN 108364450 A CN108364450 A CN 108364450A CN 201810315203 A CN201810315203 A CN 201810315203A CN 108364450 A CN108364450 A CN 108364450A
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- 238000004891 communication Methods 0.000 claims abstract description 62
- 230000005540 biological transmission Effects 0.000 claims abstract description 9
- 230000005611 electricity Effects 0.000 claims description 7
- 230000006399 behavior Effects 0.000 claims description 3
- 230000035515 penetration Effects 0.000 abstract description 3
- 230000006698 induction Effects 0.000 description 4
- 238000005516 engineering process Methods 0.000 description 3
- 230000001737 promoting effect Effects 0.000 description 3
- 230000009286 beneficial effect Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 230000001939 inductive effect Effects 0.000 description 2
- 230000000903 blocking effect Effects 0.000 description 1
- 230000003247 decreasing effect Effects 0.000 description 1
- 238000004134 energy conservation Methods 0.000 description 1
- 238000005265 energy consumption Methods 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 230000003993 interaction Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000000149 penetrating effect Effects 0.000 description 1
- 238000004904 shortening Methods 0.000 description 1
- 230000011664 signaling Effects 0.000 description 1
- 230000002618 waking effect Effects 0.000 description 1
Classifications
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- G—PHYSICS
- G08—SIGNALLING
- G08C—TRANSMISSION SYSTEMS FOR MEASURED VALUES, CONTROL OR SIMILAR SIGNALS
- G08C17/00—Arrangements for transmitting signals characterised by the use of a wireless electrical link
- G08C17/02—Arrangements for transmitting signals characterised by the use of a wireless electrical link using a radio link
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B1/00—Details of transmission systems, not covered by a single one of groups H04B3/00 - H04B13/00; Details of transmission systems not characterised by the medium used for transmission
- H04B1/02—Transmitters
- H04B1/04—Circuits
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B1/00—Details of transmission systems, not covered by a single one of groups H04B3/00 - H04B13/00; Details of transmission systems not characterised by the medium used for transmission
- H04B1/06—Receivers
- H04B1/16—Circuits
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- Lock And Its Accessories (AREA)
- Selective Calling Equipment (AREA)
Abstract
The present embodiments relate to electric automobiles, a kind of remote controlled transmitting circuit and receiving circuit are disclosed.Remote controlled transmitting circuit includes：First radio communication circuit and radio frequency transmitter circuitry；First radio communication circuit is established with electric vehicle when receiving the presupposed information from electric vehicle and is connected, and sends wake-up signal to radio frequency transmitter circuitry, to wake up radio frequency transmitter circuitry；After radio frequency transmitter circuitry is waken up, periodically emit instruction of withdrawing a garrison to electric vehicle to preset frequency, the first predetermined power；Preset frequency is in 150MHz between 500MHz；When first radio communication circuit is disconnected with electric vehicle, control radio frequency transmitter circuitry carries out sleep state.Embodiment of the present invention advantageously reduces the power consumption of remote controler, extends the stand-by time of remote controler.And it is strong to the signal penetration capacity between 500MHz positioned at 150MHz, transmission process decaying is smaller, and power therefore can precisely control the distance of reaction of remote controler with apart from accurately adjustable.
Description
Technical field
The present embodiments relate to electric automobiles, more particularly to a kind of remote controlled transmitting circuit and receiving circuit.
Background technology
Electric vehicle (including electric bicycle, battery-operated motor cycle etc.), speed fast, energy conservation and environmental protection light and handy flexibly with it etc. is excellent
Point has obtained the favor of users.But it was found by the inventors of the present invention that the remote controler of existing electric vehicle is mainly divided to two kinds,
One is common OOK/ASK (on-off keying/amplitude shift keying) to modulate remote controler, and this remote controler needs user hand when in use
Dynamic click keys, and when as induction remote controler, then it needs that OOK/ASK modulation circuits is kept to be constantly in working condition,
Power consumption is excessively high.It is another then be 2.4G induction remote controler, due to 2.4GHz frequency ranges be affected by the external environment it is larger, when remote controler has
Signal decaying is big when blocking, and therefore, this kind of remote controler can not be accurately by distance of reaction control near some particular value.
Invention content
Embodiment of the present invention is designed to provide a kind of remote controlled transmitting circuit and receiving circuit, can be effectively reduced
Power consumption can also precisely control the distance of reaction of remote controler, be conducive to the experience for promoting user.
In order to solve the above technical problems, embodiments of the present invention provide a kind of remote controlled transmitting circuit, the circuit is set
It is placed on remote controler, including：First radio communication circuit and radio frequency transmitter circuitry；First radio communication circuit, which receives, to be come
From the presupposed information of electric vehicle when with the electric vehicle establish connect, and to the radio frequency transmitter circuitry send wake-up signal, with
Wake up the radio frequency transmitter circuitry；After the radio frequency transmitter circuitry is waken up, periodically to preset frequency, the first default work(
Rate emits instruction of withdrawing a garrison to the electric vehicle；Wherein, the preset frequency in 150MHz between 500MHz；First nothing
When line telecommunication circuit is disconnected with the electric vehicle, controls the radio frequency transmitter circuitry and carry out sleep state.
Embodiments of the present invention additionally provide a kind of receiving circuit, and the circuit is set on electric vehicle, and described distant
Control radiating circuit is used cooperatively；The receiving circuit includes：Second radio communication circuit, RF receiving circuit and vehicle control are patrolled
Collect circuit；The RF receiving circuit is connect with the vehicle control logic circuit；Second radio communication circuit is to described
Remote controlled transmitting circuit sends presupposed information；The RF receiving circuit is in the finger of withdrawing a garrison for receiving the remote controlled transmitting circuit transmission
When enabling, controls the vehicle control logic circuit and withdraw a garrison to the electric vehicle；The RF receiving circuit is described electronic
After vehicle is withdrawn a garrison, and do not receive it is described withdraw a garrison instruction when, control the vehicle control logic circuit and the electric vehicle set
It is anti-.
Embodiment of the present invention is receiving the wide of electric vehicle in terms of existing technologies, in the first radio communication circuit
When broadcasting signal, radio frequency transmitter circuitry is just waken up, i.e. radio frequency transmitter circuitry is in sleep state when not working, this is advantageously reduced
The power consumption of remote controler extends the stand-by time of remote controler.Meanwhile positioned at 150MHz to the signal penetration capacity between 500MHz
By force, transmission process decaying is smaller, and power therefore can precisely control the distance of reaction of remote controler with apart from accurately adjustable.It is distant
After radio frequency transmitter circuitry in control device is waken up, periodically in advance with preset frequency (150MHz is between 500MHz), first
The instruction if power transmission is withdrawn a garrison, when remote controler enters the transmitting range of the first predetermined power, electric vehicle can be received and be withdrawn a garrison
Instruction, and carry out operation of withdraw；After electric vehicle is withdrawn a garrison, remote controler still sends and withdraws a garrison instruction periodically, when remote controler leaves the
As soon as when the transmitting range of predetermined power, electric vehicle does not receive instruction of withdrawing a garrison, electric vehicle will voluntarily carry out the behaviour that sets up defences at this time
Make, this is conducive to the experience for promoting user.
In addition, the presupposed information is connection request；First radio communication circuit emits broadcast singal outward, and
It establishes and connects with the electric vehicle when receiving the connection request that the electric vehicle is sent；Wherein, the electric vehicle is receiving
When the broadcast singal of the first radio communication circuit transmitting, the connection request is sent；Alternatively, the presupposed information is broadcast
Signal；First radio communication circuit is built when receiving the broadcast singal that the electric vehicle is sent with the electric vehicle
Vertical connection.Both can broadcast singal be sent by remote controler end, it also can be by being that electric vehicle end sends broadcast singal.
In addition, first radio communication circuit is low-power consumption bluetooth BLE telecommunication circuits.This is conducive to further decrease distant
Control the power consumption of device.
In addition, the remote controlled transmitting circuit further includes key circuit；The key circuit connects the radio frequency transmitter circuitry；
When the key circuit receives key operation signal, wake-up signal and the button operation are sent to the radio frequency transmitter circuitry
Signal；After the radio frequency transmitter circuitry is waken up, emitted to corresponding electric vehicle with the preset frequency, the second predetermined power
The telecommand generated based on the key operation signal；Wherein, first predetermined power is less than second predetermined power.
With high-power transmitting telecommand, it is advantageously implemented the remote control to electric vehicle, and when receiving key operation signal,
Radio frequency transmitter circuitry is just waken up, is also beneficial to reduce power consumption.
In addition, the preset frequency is 433MHz or 315MHz.A kind of preferred signal tranmitting frequency is provided.
In addition, the radio frequency transmitter circuitry by frequency of once per second emit described in withdraw a garrison instruction.Advantageously ensure that
When up to distance of reaction, the instruction that will withdraw a garrison in time is sent to electric vehicle.
In addition, first radio communication circuit is when receiving the presupposed information from the electric vehicle, also according to institute
It states presupposed information and judges whether the electric vehicle is corresponding electric vehicle, and judging that the electric vehicle is corresponding electric vehicle
When, it establishes and connects with the electric vehicle, and wake-up signal is sent to the radio frequency transmitter circuitry.First judge the default letter received
Whether breath is corresponding electric vehicle, considers further that whether wake up radio frequency transmitter circuitry, not only improves and improves remote controler and electric vehicle
The accuracy matched, and advantageously reduce power consumption.
In addition, the radio frequency transmitter circuitry is ON-OFF keying modulation circuit or amplitude shift key modulation circuit.
In addition, the second line telecommunication circuit is low-power consumption bluetooth BLE telecommunication circuits.Advantageously reduce the work(of electric vehicle
Consumption.
In addition, when the RF receiving circuit receives the telecommand that the remote controlled transmitting circuit is sent, described in control
Vehicle control logic circuit executes operation corresponding with the telecommand.
Description of the drawings
One or more embodiments are illustrated by the picture in corresponding attached drawing, these exemplary theorys
The bright restriction not constituted to embodiment, the element with same reference numbers label is expressed as similar element in attached drawing, removes
Non- to have special statement, composition does not limit the figure in attached drawing.
Fig. 1 is the circuit diagram according to the remote controlled transmitting circuit of first embodiment of the invention；
Fig. 2 is the circuit diagram according to the receiving circuit of third embodiment of the invention.
Specific implementation mode
In order to make the object, technical scheme and advantages of the embodiment of the invention clearer, below in conjunction with attached drawing to the present invention
Each embodiment be explained in detail.However, it will be understood by those skilled in the art that in each embodiment party of the present invention
In formula, in order to make the reader understand this application better, many technical details are proposed.But even if without these technical details
And various changes and modifications based on the following respective embodiments, it can also realize the application technical solution claimed.
The first embodiment of the present invention is related to a kind of remote controlled transmitting circuits.Remote controlled transmitting circuit may be disposed in remote controler
Portion, the remote controler can be the remote controlers for controlling electric vehicle (electric bicycle, battery-operated motor cycle etc.).
As shown in Figure 1, the remote controlled transmitting circuit includes the first radio communication circuit 1, radio frequency transmitter circuitry 2 and key circuit
3；Wherein, radio frequency transmitter circuitry 2 is separately connected the first radio communication circuit 1 and key circuit 3, can be wirelessly communicated respectively with first
Circuit 1 and key circuit 3 carry out communication interaction.
Specifically, the first radio communication circuit 1 when receiving the presupposed information from electric vehicle can on electric vehicle
Corresponding radio communication circuit establishes a connection.In one example, which can be connection request.Specifically,
First radio communication circuit 1 can be set and periodically emit broadcast singal outward, during remote controler is close to electric vehicle,
When the distance between remote controler and electric vehicle foreshorten to a certain range (communication range of the first radio communication circuit), electric vehicle
Upper corresponding radio communication circuit can receive the broadcast singal, and electric vehicle can be sent to the first radio communication circuit 1 at this time
Connection request is connected with being established with the first radio communication circuit 1.In another example, which can be broadcast letter
Number.Specifically, corresponding radio communication circuit on electric vehicle can be set and periodically emit broadcast singal outward, when remote controler with
When the distance between electric vehicle foreshortens to a certain range (communication range of the first radio communication circuit), the first radio communication circuit
1 can receive the broadcast singal from electric vehicle, be connected to be established with electric vehicle.
After the first radio communication circuit 1 is established with electric vehicle to be connected, the first radio communication circuit 1 can be to radio-frequency transmissions
Circuit 2 sends wake-up signal, enters working condition from sleep state to trigger radio frequency transmitter circuitry 2.Radio frequency transmitter circuitry 2 is called out
After waking up, can instruction of withdrawing a garrison periodically be emitted to electric vehicle with preset frequency, the first predetermined power, to trigger electric vehicle execution
Operation corresponding with the instruction of withdrawing a garrison.The preset frequency may be provided at 150MHz between 500MHz.Present embodiment is preferred
The preset frequency is 433MHz or 315MHz.
In practical applications, the specific size of first predetermined power can be flexibly arranged as needed.In order to more accurately
The distance of reaction for controlling remote controler, avoids remote controler from voluntarily manipulating electric vehicle when apart from electric vehicle farther out, and influences electric vehicle
Safety.It is a smaller power (such as 0dB) that first predetermined power, which can be arranged, in present embodiment, in this way when remote controler and electric vehicle
The distance between when shortening to a smaller value, electric vehicle can just be successfully received instruction of withdrawing a garrison, to carry out operation of withdraw.
Radio frequency transmitter circuitry 2 after electric vehicle is withdrawn a garrison, will continue to preset frequency, the first predetermined power periodically to
Electric vehicle emits instruction of withdrawing a garrison.When electric vehicle does not receive the instruction of withdrawing a garrison of remote controler transmission, (for example remote controler is towards separate electronic
The direction of vehicle is moved, and distance between the two is more than the current communication range of radio frequency transmitter circuitry 2) when, electric vehicle will be certainly
It is dynamic to carry out operation of setting up defences.At this point, radio frequency transmitter circuitry 2 still can be with preset frequency, the first predetermined power periodically to electricity
Motor-car emits instruction of withdrawing a garrison.When the first radio communication circuit 1 disconnects (the distance between remote controler and electric vehicle with electric vehicle
Too far, it has been more than the communication range of the first radio communication circuit 1) when, the first radio communication circuit 1 will be to radio frequency transmitter circuitry
2 send shutdown signal, and control radio frequency transmitter circuitry 2 carries out sleep state.
It, can be always with preset frequency, first pre- after radio frequency transmitter circuitry 2 is waken up it can be seen that in present embodiment
If emitting instruction of withdrawing a garrison to electric vehicle to power cycle, until the first radio communication circuit 1 is disconnected with electric vehicle.
And electric vehicle receive for the first time withdraw a garrison instruction when, operation of withdraw can be carried out；Electric vehicle does not receive finger of withdrawing a garrison after withdrawing a garrison
When enabling, it can set up defences automatically.In practical applications, electric vehicle can be also set after withdrawing a garrison, and do not received in preset time
To withdraw a garrison instruction when, set up defences automatically, with improve judge accuracy.The preset time should be greater than emitting the week for instruction of withdrawing a garrison
Phase.
In addition, transmitting is withdrawn a garrison, the period of instruction can also be set according to actual conditions, and radio frequency can be arranged in present embodiment
Radiating circuit 2 emits instruction of withdrawing a garrison by frequency of once per second.
When the manual operational and controlled key button of user, key circuit 3 can receive key operation signal, and to radio frequency transmitter circuitry 2
Send wake-up signal and key operation signal.The wake-up signal can wake up radio frequency transmitter circuitry 2, that is, trigger radio frequency transmitter circuitry 2
Enter working condition from sleep state.After radio frequency transmitter circuitry 2 is waken up, it can be generated according to the key operation signal corresponding distant
Control instruction, and the telecommand is sent to corresponding electric vehicle with preset frequency, the second predetermined power, it is held with triggering electric vehicle
Row operation corresponding with the key operation signal.Second predetermined power is more than the first predetermined power.
In view of the distance between remote controler and electric vehicle may farther out, it is a larger work(that second predetermined power, which can be arranged,
Rate (range of second predetermined power can be in 5dB between 8dB), in this way, user can be in the place apart from electric vehicle farther out
Telecommand is sent to electric vehicle using remote controler, realizes the far distance controlled to electric vehicle.
In practical applications, also each push button signalling can be corresponded in advance with preset each telecommand and binds and protects
It deposits.After radio frequency transmitter circuitry 2 is waken up, you can according to the key operation signal being currently received, looked into from the information to prestore
Corresponding telecommand is looked for, and when finding corresponding telecommand, the telecommand found is sent to corresponding electricity
Motor-car.
It should be noted that when electric vehicle receives telecommand, current operation mode can be locked in manual behaviour
Operation mode, and keep this lock-out state for a period of time.During this period of time, the inductive mode of electric vehicle can temporarily fail, i.e.,
Electric vehicle will not receive the instruction of withdrawing a garrison that radio frequency transmitter circuitry 2 is emitted with preset frequency, the first predetermined power, will not be because
Can not receive radio frequency transmitter circuitry 2 with preset frequency, the first predetermined power emit withdraw a garrison instruction and set up defences automatically.
After this period, electric vehicle will restore inductive mode, just have an opportunity to receive radio frequency transmitter circuitry 2 again with preset frequency
The instruction of withdrawing a garrison that rate, the first predetermined power emit.
Present embodiment in terms of existing technologies, is believed in the first radio communication circuit in the broadcast for receiving electric vehicle
Number when or key circuit when receiving key operation signal, just wake up radio frequency transmitter circuitry, this advantageously reduces remote controler
Power consumption extends the stand-by time of remote controler.Meanwhile it is strong to the signal penetration capacity between 500MHz positioned at 150MHz, it is transmitted across
Journey decaying is smaller, and power therefore can precisely control the distance of reaction of remote controler with apart from accurately adjustable.Penetrating in remote controler
It after the transmit-receive radio road that takes place frequently is waken up, is withdrawn a garrison instruction with preset frequency, the first predetermined power periodicity sending, when remote controler enters the
When the transmitting range of one predetermined power, electric vehicle can receive instruction of withdrawing a garrison, and carry out operation of withdraw；After electric vehicle is withdrawn a garrison,
Remote controler still sends instruction of withdrawing a garrison periodically, and when remote controler leaves the transmitting range of the first predetermined power, electric vehicle just connects
Instruction of withdrawing a garrison is can not receive, electric vehicle will voluntarily carry out operation of setting up defences at this time, this is conducive to the experience for promoting user.
Second embodiment of the present invention is related to a kind of remote controlled transmitting circuit.Second embodiment is in first embodiment
On the basis of do be further improved, mainly the improvement is that：In present embodiment, the first radio communication circuit uses low work(
Consume bluetooth (Bluetooth Low Energy, referred to as " BLE ") telecommunication circuit.
Low-power consumption bluetooth telecommunication circuit low energy consumption is conducive to further decrease energy of the remote controler as induction remote controler when
Consumption, extends the stand-by time of remote controler.
In addition, it is noted that in present embodiment, the first radio communication circuit is being received from the pre- of electric vehicle
If when information, first can judge whether the electric vehicle is corresponding electric vehicle according to presupposed information, and judging that the electric vehicle is pair
When the electric vehicle answered, just establishes and connect with electric vehicle, and send wake-up signal to radio frequency transmitter circuitry upon establishment of a connection.
In practical applications, the identification information of corresponding electric vehicle, the first wireless communication can be carried in the presupposed information
Circuit can judge whether electric vehicle is the corresponding electric vehicle of current remote controler by the identification information.
In addition, the radio frequency transmitter circuitry in present embodiment can be on-off keying (OOK) modulation circuit or amplitude shift keying
(ASK) modulation circuit.
Present embodiment selects low-power consumption bluetooth telecommunication circuit as the first wireless communication electricity relative to first embodiment
Road is conducive to the power consumption for further decreasing remote controler.The present inventor is the study found that at when controlling radio frequency transmitter circuitry and not working
It in dormant state, and selects low-power consumption bluetooth telecommunication circuit as the first radio communication circuit, induction remote controler can be substantially reduced
Power consumption, 18 months standby can be accomplished using CR2032 button cells.In addition, receiving the presupposed information from electric vehicle
When, whether first electric vehicle is corresponding electric vehicle, when it is corresponding electric vehicle to judge the electric vehicle, just to radio frequency transmitter circuitry
Wake-up signal is sent, is on the one hand conducive to improve remote controler and the matched accuracy of electric vehicle, is on the other hand also beneficial to reduce
Power consumption.
Third embodiment of the present invention is related to a kind of receiving circuit.The receiving circuit may be disposed inside electric vehicle, and
The receiving circuit can be used cooperatively with the remote controlled transmitting circuit described in first embodiment or second embodiment.
As shown in Fig. 2, receiving circuit includes the second radio communication circuit 4, RF receiving circuit 5 and vehicle control logic electricity
Road 6；Wherein, RF receiving circuit 5 is connect with vehicle control logic circuit 6.
Specifically, in present embodiment, the second radio communication circuit 4 and first embodiment or second embodiment institute
The first radio communication circuit 1 stated is corresponding, can send presupposed information to the first radio communication circuit 1.In one example, should
Presupposed information can be connection request.Specifically, the first radio communication circuit 1 can be arranged, and periodically transmitting broadcast is believed outward
Number, when the distance between remote controler and electric vehicle foreshorten to a certain range, it is wide that the second radio communication circuit 4 can receive this
Broadcast signal, at this time the second radio communication circuit 4 can to the first radio communication circuit 1 send connection request, with the first channel radio
Believe that circuit 1 establishes connection.In another example, which can be broadcast singal.Specifically, it is wireless that second can be arranged
Telecommunication circuit 4 periodically emits broadcast singal, when the first radio communication circuit 1 receives the broadcast singal, the two outward
It can establish a connection.In order to reduce the power consumption of electric vehicle, which can adopt low-power consumption bluetooth communication
Circuit.
RF receiving circuit 5 is corresponding with the radio frequency transmitter circuitry 2 described in first embodiment or second embodiment, also with
Preset frequency work, the preset frequency may be provided at 150MHz between 500MHz.Preferably this is preset for present embodiment
Frequency is 433MHz or 315MHz.RF receiving circuit 5 receive the transmission of radio frequency transmitter circuitry 2 withdraw a garrison instruction when, can be to
Vehicle control logic circuit 6 sends preset first control signal, and control vehicle control logic circuit withdraws a garrison to electric vehicle
Operation.After carrying out operation of withdraw to electric vehicle, if RF receiving circuit 5 can also persistently receive radio frequency transmitter circuitry 2 with pre-
If frequency, the first predetermined power periodicity sending instruction of withdrawing a garrison, then be not necessarily to carry out any processing；When RF receiving circuit 5
RF receiving circuit 5 is not received suddenly at a time to withdraw a garrison with preset frequency, the first predetermined power periodicity sending
When instruction, operation of setting up defences will be carried out to electric vehicle.I.e. RF receiving circuit 5 is after electric vehicle is withdrawn a garrison, and does not receive radio frequency
Receiving circuit 5 with preset frequency, the first predetermined power periodicity sending withdraw a garrison instruction when, can be to vehicle control logic circuit
6 send preset second control signal, and control vehicle control logic circuit 5 sets up defences to electric vehicle.
It, can be to vehicle control logic circuit when RF receiving circuit 5 receives the telecommand of the transmission of radio frequency transmitter circuitry 2
6, which send preset third, controls signal, and control vehicle control logic circuit 6 executes operation corresponding with the telecommand.
Radio frequency transmitter circuitry 5 in present embodiment can also be on-off keying (OOK) modulation circuit or amplitude shift keying
(ASK) modulation circuit.
It will be understood by those skilled in the art that the respective embodiments described above are to realize specific embodiments of the present invention,
And in practical applications, can to it, various changes can be made in the form and details, without departing from the spirit and scope of the present invention.
Claims (10)
1. a kind of remote controlled transmitting circuit, which is characterized in that the circuit is set on remote controler, including：First wireless communication electricity
Road and radio frequency transmitter circuitry；
First radio communication circuit is established with the electric vehicle when receiving the presupposed information from electric vehicle and is connected, and to
The radio frequency transmitter circuitry sends wake-up signal, to wake up the radio frequency transmitter circuitry；After the radio frequency transmitter circuitry is waken up,
Instruction of withdrawing a garrison periodically is emitted to the electric vehicle with preset frequency, the first predetermined power；Wherein, the preset frequency
In 150MHz between 500MHz；
When first radio communication circuit is disconnected with the electric vehicle, controls the radio frequency transmitter circuitry and carry out sleep shape
State.
2. remote controlled transmitting circuit according to claim 1, which is characterized in that first radio communication circuit is low-power consumption
Bluetooth BLE telecommunication circuits.
3. remote controlled transmitting circuit according to claim 1, which is characterized in that the presupposed information is connection request；It is described
First radio communication circuit emits broadcast singal outward, and when receiving the connection request that the electric vehicle is sent with the electricity
Motor-car establishes connection；Wherein, the electric vehicle is sent when receiving the broadcast singal of the first radio communication circuit transmitting
The connection request；
Alternatively, the presupposed information is broadcast singal；First radio communication circuit is receiving what the electric vehicle was sent
It establishes and connects with the electric vehicle when broadcast singal.
4. remote controlled transmitting circuit according to claim 1, which is characterized in that the remote controlled transmitting circuit further includes button electricity
Road；The key circuit connects the radio frequency transmitter circuitry；
When the key circuit receives key operation signal, wake-up signal and the button are sent to the radio frequency transmitter circuitry
Operation signal；After the radio frequency transmitter circuitry is waken up, with the preset frequency, the second predetermined power to corresponding electric vehicle
Emit the telecommand generated based on the key operation signal；
Wherein, first predetermined power is less than second predetermined power.
5. remote controlled transmitting circuit according to claim 1 or 4, which is characterized in that the preset frequency be 433MHz or
315MHz。
6. remote controlled transmitting circuit according to claim 1, which is characterized in that first radio communication circuit is receiving
When presupposed information from the electric vehicle, judge whether the electric vehicle is corresponding electronic also according to the presupposed information
Vehicle, and when it is corresponding electric vehicle to judge the electric vehicle, establishes and connect with the electric vehicle, and it is electric to the radio-frequency transmissions
Road sends wake-up signal.
7. remote controlled transmitting circuit according to claim 1, which is characterized in that the radio frequency transmitter circuitry is on-off keying tune
Circuit processed or amplitude shift key modulation circuit.
8. a kind of receiving circuit, which is characterized in that the circuit is set on electric vehicle, any one of with claim 1 to 7
The remote controlled transmitting circuit is used cooperatively；The receiving circuit includes：Second radio communication circuit, RF receiving circuit and vehicle
Control logic circuit；The RF receiving circuit is connect with the vehicle control logic circuit；
Second radio communication circuit sends presupposed information to the remote controlled transmitting circuit；
The RF receiving circuit receive that the remote controlled transmitting circuit sends withdraw a garrison instruction when, control the vehicle control
Logic circuit withdraws a garrison to the electric vehicle；
The RF receiving circuit after the electric vehicle is withdrawn a garrison, and do not receive it is described withdraw a garrison instruction when, control the vehicle
Control logic circuit sets up defences to the electric vehicle.
9. receiving circuit according to claim 7, which is characterized in that the second line telecommunication circuit is low-power consumption bluetooth
BLE telecommunication circuits.
10. receiving circuit according to claim 7, which is characterized in that the RF receiving circuit receives the remote control
When the telecommand that radiating circuit is sent, controls the vehicle control logic circuit and execute behaviour corresponding with the telecommand
Make.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
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| CN201810315203.8A CN108364450B (en) | 2018-04-10 | 2018-04-10 | Remote control transmitting circuit and receiving circuit |
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| CN201810315203.8A CN108364450B (en) | 2018-04-10 | 2018-04-10 | Remote control transmitting circuit and receiving circuit |
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| CN108364450A true CN108364450A (en) | 2018-08-03 |
| CN108364450B CN108364450B (en) | 2021-06-04 |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110730490A (en) * | 2019-10-23 | 2020-01-24 | 深圳拓邦股份有限公司 | Low-power-consumption OOK data processing device, communication system and method |
| CN112581721A (en) * | 2020-12-23 | 2021-03-30 | 山泰国际(香港)有限公司 | Human body social distance alarm |
| CN114785375A (en) * | 2022-06-14 | 2022-07-22 | 长江信达软件技术（武汉）有限责任公司 | Radio frequency double-carrier awakening system and method |
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