CN206370707U - A kind of intelligent vehicle fills - Google Patents
A kind of intelligent vehicle fills Download PDFInfo
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- CN206370707U CN206370707U CN201621365308.7U CN201621365308U CN206370707U CN 206370707 U CN206370707 U CN 206370707U CN 201621365308 U CN201621365308 U CN 201621365308U CN 206370707 U CN206370707 U CN 206370707U
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Abstract
The utility model is related to bluetooth communication apparatus field, more particularly to a kind of intelligent vehicle fills, it is connected simultaneously with mobile terminal using BLE communication modules and audio bluetooth module, so that the control signal and audio signal of mobile terminal are transmitted by different communication ports, avoid interfering for both signals, and the audio amplification chip U8 in audio bluetooth module is converted to the difference audio signal received by Bluetooth chip U7 non-differential audio signal to improve the tonequality of audio signal, FM transmitter modules are delivered to again to be transmitted to in-vehicle player to be broadcasted, so in-vehicle player can play the sound of high tone quality.
Description
Technical field
The utility model is related to bluetooth communication apparatus field, more particularly to a kind of intelligent vehicle fills.
Background technology
As one of vehicle electronics application apparatus, igniting type intelligent vehicle fills easy for installation, and a plug-and-play, its application causes
User, more rich in recreational, more talk about while holding mobile phone electric connection without driving in dull driving procedure, improves row
Car safety, driving accident is not easily caused and is occurred and offence traffic rules.However, broadcasting tonequality that existing intelligent vehicle fills or call
Tonequality is not high, influences the use of user.
The content of the invention
The purpose of this utility model is to provide a kind of intelligent vehicle for providing high tone quality and filled.
The utility model provides a kind of intelligent vehicle and filled, including BLE communication modules, audio bluetooth module and FM transmitter modules,
BLE communication modules are with mobile terminal wireless connection to be controlled signal transmission, and audio bluetooth module wirelessly connects with mobile terminal
Connect to carry out audio signal transmission, BLE communication modules set the tranmitting frequency of FM transmitter modules, audio according to the control signal
Bluetooth module includes Bluetooth chip U7 and audio amplification chip U8, and Bluetooth chip U7 is the audio signal through audio amplification chip
U8 delivers to FM transmitter modules, and the audio signal is transmitted to in-vehicle player to carry out by FM transmitter modules with the tranmitting frequency
Broadcast.
Wherein, Bluetooth chip U7 uses CSR8635 chips, and audio amplification chip U8 uses SGM4917A chips.
Wherein, BLE communication modules include BLE chips U1, BLE chip U1 using NRF51822 chips.
Wherein, FM transmitter modules include FM transmitting chips U2 and triode Q1, FM transmitting chip U2 5 pin on the one hand through electricity
Feel L1 ground connection, on the one hand the base stage on the other hand through electric capacity C19 connecting triodes Q1, triode Q1 colelctor electrode connects through inductance L2
FM transmitting chips U2 3 pin are connect, on the other hand through electric capacity C21 connection antennas, triode Q1 grounded emitter.
Wherein, in addition to power supply module, power supply module power taking from vehicle-mounted cigar lighter.
Wherein, power supply module includes decompression chip U3, and decompression chip U3 uses MP2499M chips.
Wherein, in addition to USB charging modules, output end power taking of the USB charging modules from power supply module.
Wherein, USB charging modules include charging chip U4 and USB interface, and charging chip U4 uses CX1901 chips, charging
Chip U4 4 pin and 5 pin connect 3 pin and 2 pin of USB interface respectively, and charging chip U4 3 pin connect the output of power supply module
End.
Have the beneficial effect that：A kind of intelligent vehicle of the utility model fills, using BLE communication modules and audio bluetooth module simultaneously with
Mobile terminal is connected so that the control signal and audio signal of mobile terminal pass through different communication ports and transmitted, it is to avoid two
Person's signal is interfered, and the audio amplification chip U8 in audio bluetooth module is the difference received by Bluetooth chip U7
Audio signal is converted to non-differential audio signal to improve the tonequality of audio signal, then to deliver to FM transmitter modules vehicle-mounted to be transmitted to
Player is to be broadcasted, and such in-vehicle player can play the sound of high tone quality.
Brief description of the drawings
Using accompanying drawing, the utility model is described in further detail, but the embodiment in accompanying drawing is not constituted to of the present utility model
Any limitation, on the premise of not paying creative work, can also be according to following attached for one of ordinary skill in the art
Figure obtains other accompanying drawings.
Fig. 1 is the principle schematic diagram that a kind of intelligent vehicle of the utility model fills.
Fig. 2 is the embodiment physical circuit figure for the BLE communication modules that a kind of intelligent vehicle of the utility model fills.
Fig. 3 is the embodiment physical circuit figure for the FM transmitter modules that a kind of intelligent vehicle of the utility model fills.
Fig. 4 is the embodiment physical circuit figure of the power supply module that a kind of intelligent vehicle of the utility model fills and USB charging modules.
Fig. 5 is the embodiment physical circuit figure for the audio bluetooth module that a kind of intelligent vehicle of the utility model fills.
Fig. 6 is the embodiment physical circuit figure for the audio amplification chip that a kind of intelligent vehicle of the utility model fills.
Include in Fig. 4：1 --- power supply module, 2 --- USB charging modules, 3 --- 5V turn 3.3V circuits.
Embodiment
The utility model is further described with the following Examples.
As shown in figure 1, BLE communication modules and mobile terminal（Such as mobile phone）Communication connection is transmitted with being controlled signal, sound
Frequency bluetooth module is connected with communication of mobile terminal to carry out audio signal transmission, and BLE communication modules are set according to the control signal
Put the tranmitting frequency of FM transmitter modules, the audio signal is delivered to FM transmitter modules by audio bluetooth module, FM transmitter modules with
The tranmitting frequency is transmitted to the audio signal in-vehicle player to be broadcasted.
BLE communication modules are responsible for being communicated with mobile phone A PP, and receive the setting signal from mobile phone A PP.BLE communicates
The embodiment physical circuit figure of module is as shown in Fig. 2 BLE communication modules are used including BLE chips U1, BLE chip U1
NRF51822 chips and mobile communication, this chip power-consumption are low, and the company of returning is fast, transmit data stabilization, can be come with the receiving of fast and stable
From mobile phone A PP signal and make fast reaction.
As shown in figure 3, FM transmitter modules include FM transmitting chips U2 and triode Q1, the FM transmitting chip U2 side of 5 pin one
Face is grounded through inductance L1, the base stage on the other hand through electric capacity C19 connecting triodes Q1, and triode Q1 colelctor electrode is on the one hand through electricity
L2 connection FM transmitting chips U2 3 pin are felt, on the other hand through electric capacity C21 connection antennas, triode Q1 grounded emitter.FM is sent out
Core shooting piece U2 6 pin and 7 pin connect BLE chips U1 20 pin and 19 pin, the control that BLE chips U1 is set according to mobile phone A PP respectively
Signal processed adjusts the tranmitting frequency of FM transmitter modules.
Audio bluetooth module carries out audio signal transmission with mobile phone, as shown in Figure 5 and Figure 6, and audio bluetooth module includes indigo plant
The audio signal is delivered to FM transmitting moulds by tooth chip U7 and audio amplification chip U8, Bluetooth chip U7 through audio amplification chip U8
Block.Preferably, Bluetooth chip U7 uses CSR8635 chips, and audio amplification chip U8 uses SGM4917A chips, Bluetooth chip U7
6 pin, 7 pin, 9 pin and 10 pin connect audio amplification chip U8 8 pin, 7 pin, 14 pin and 15 pin respectively；Audio amplification chip U8
10 pin and 12 pin connection FM transmitting chips U2 9 pin and 10 pin, audio amplification chip U8 is received by Bluetooth chip U7
Difference audio signal is converted to non-differential audio signal to improve the tonequality of audio signal, then delivers to FM transmitter modules to be transmitted to
In-vehicle player is to be broadcasted.
As shown in figure 4, the power source of power supply module 1 is directly to be derived from vehicle-mounted cigarette lighter, by vehicle-mounted cigarette lighter from car
Carry storage battery power taking.Because the rated voltage of vehicular power-bottle is usually that between 9 ~ 24V, the voltage required for embodiment is 5V, so
After the voltage for receiving storage battery, chip U3 is depressured by MP2499M voltage is changed, with 5V voltage outputs, and supplied electricity to
USB charging modules 2.2 pieces of USB chargings mould includes charging chip U4 and USB interface, and charging chip U4 uses CX1901 chips, filled
Electrical chip U4 4 pin and 5 pin connect 3 pin and 2 pin of USB interface respectively, and charging chip U4 3 pin connect the defeated of power supply module 1
Go out end.The device type of charging chip U4 detection insertion USB interfaces and required maximum current simultaneously distribute maximum current automatically,
Reach most fast charging rate.It is that 3.3V voltages supply each chip that 5V, which turns 3.3V circuits 3 5V voltage conversions,.
Finally it should be noted that above example is only illustrating the technical solution of the utility model, rather than to this reality
With the limitation of novel protected scope, although being explained with reference to preferred embodiment to the utility model, this area it is general
Lead to it will be appreciated by the skilled person that can be modified to the technical solution of the utility model or equivalent substitution, without departing from this
The spirit and scope of utility model technical scheme.
Claims (8)
1. a kind of intelligent vehicle fills, it is characterised in that including BLE communication modules, audio bluetooth module and FM transmitter modules, BLE leads to
Letter module and mobile terminal wireless connection is to be controlled signal transmission, and audio bluetooth module is with mobile terminal wireless connection to enter
Row audio signal transmission, BLE communication modules set the tranmitting frequency of FM transmitter modules, audio bluetooth mould according to the control signal
Block includes Bluetooth chip U7 and audio amplification chip U8, Bluetooth chip U7 deliver to the audio signal through audio amplification chip U8
The audio signal is transmitted to in-vehicle player to be broadcasted by FM transmitter modules, FM transmitter modules with the tranmitting frequency.
2. a kind of intelligent vehicle according to claim 1 fills, it is characterised in that Bluetooth chip U7 uses CSR8635 chips, sound
Frequency amplification chip U8 uses SGM4917A chips.
3. a kind of intelligent vehicle according to claim 1 fills, it is characterised in that BLE communication modules include BLE chips U1, BLE
Chip U1 uses NRF51822 chips.
4. a kind of intelligent vehicle according to claim 1 fills, it is characterised in that FM transmitter modules include FM transmitting chips U2 and
On the one hand triode Q1, FM transmitting chip U2 5 pin are grounded through inductance L1, on the other hand through electric capacity C19 connecting triodes Q1's
Base stage, triode Q1 3 pin of the colelctor electrode one side through inductance L2 connection FM transmitting chips U2, on the other hand connects through electric capacity C21
Connect antenna, triode Q1 grounded emitter.
5. a kind of intelligent vehicle according to claim 1 fills, it is characterised in that also including power supply module, power supply module is from car
Power taking in the cigar lighter of load.
6. a kind of intelligent vehicle according to claim 5 fills, it is characterised in that power supply module includes decompression chip U3, decompression
Chip U3 uses MP2499M chips.
7. a kind of intelligent vehicle according to claim 5 or 6 fills, it is characterised in that also including USB charging modules, USB chargings
Output end power taking of the module from power supply module.
8. a kind of intelligent vehicle according to claim 7 fills, it is characterised in that USB charging modules include charging chip U4 and
USB interface, charging chip U4 uses CX1901 chips, and charging chip U4 4 pin and 5 pin connect 3 pin and 2 of USB interface respectively
Pin, charging chip U4 3 pin connect the output end of power supply module.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621365308.7U CN206370707U (en) | 2016-12-13 | 2016-12-13 | A kind of intelligent vehicle fills |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621365308.7U CN206370707U (en) | 2016-12-13 | 2016-12-13 | A kind of intelligent vehicle fills |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206370707U true CN206370707U (en) | 2017-08-01 |
Family
ID=59394014
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201621365308.7U Active CN206370707U (en) | 2016-12-13 | 2016-12-13 | A kind of intelligent vehicle fills |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206370707U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114726906A (en) * | 2022-03-31 | 2022-07-08 | 阿波罗智联(北京)科技有限公司 | Device interaction method and device, electronic device and storage medium |
-
2016
- 2016-12-13 CN CN201621365308.7U patent/CN206370707U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114726906A (en) * | 2022-03-31 | 2022-07-08 | 阿波罗智联(北京)科技有限公司 | Device interaction method and device, electronic device and storage medium |
| CN114726906B (en) * | 2022-03-31 | 2024-01-02 | 阿波罗智联(北京)科技有限公司 | Device interaction method, device, electronic device and storage medium |
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| GR01 | Patent grant |