CN109787316B - Bluetooth intelligent vehicle fills - Google Patents
Bluetooth intelligent vehicle fills Download PDFInfo
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- CN109787316B CN109787316B CN201910132394.9A CN201910132394A CN109787316B CN 109787316 B CN109787316 B CN 109787316B CN 201910132394 A CN201910132394 A CN 201910132394A CN 109787316 B CN109787316 B CN 109787316B
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Abstract
The invention discloses a Bluetooth intelligent vehicle charger, which comprises an MCU integrated management system, a charging output module and a C-port output module, wherein the MCU integrated management system is electrically connected with the charging output module, the charging output module and the C-port output module share one power input, the MCU integrated management system comprises an MCU chip, a touch interrupt module, a voice input module, an FM radio frequency output module and a radio frequency receiving and transmitting antenna, the FM radio frequency output module is electrically connected with the radio frequency receiving and transmitting antenna, and the touch interrupt module, the voice input module and the FM radio frequency output module are electrically connected with the MCU chip. The invention can fully expand the charging function of common vehicle charging, and adds a powerful search engine to ensure that the vehicle-mounted charger is really used.
Description
Technical Field
The invention relates to vehicle-mounted electronic equipment, in particular to a Bluetooth intelligent vehicle charger.
Background
The vehicle-mounted charger is a relatively common vehicle electronic device, and the main type is single-port or double-port output at present, the output voltage is 5V, and the output current is 2.1A or 3.1A. In recent years, bluetooth car fills have appeared in the market, and its theory of operation is that content played on the mobile phone is received through bluetooth, and then is transmitted according to the frequency that FM of car can be received through additional transmitting chip. Thus, songs in the mobile phone can be played in the FM of the automobile.
The existing vehicle fills in the market mainly have the following defects:
1. the function is single, besides the function of specifically charging mobile phones and other electronic equipment, the Bluetooth car charger does not have other functions, and the Bluetooth car charger can mainly play music;
2. the functions such as APP and the like built in the mobile phone cannot be used, particularly navigation software is required to be opened and set frequently when a car is driven, the operation is difficult and causes traffic accidents, so that the car is usually required to be stopped for setting navigation, and if the car is on a road such as a highway which is not easy to stop, the car is a problem which is difficult to solve;
3. the bluetooth function is not fully developed, is only used for transmitting data such as music, cannot transmit other useful information, and can only transmit in one direction.
Disclosure of Invention
Aiming at the problems existing in the prior art, the invention provides a Bluetooth intelligent vehicle charger.
In order to achieve the above object, the present invention is specifically as follows:
the utility model provides a bluetooth intelligent vehicle fills, includes MCU integrated management system, charges output module, C mouth output module, MCU integrated management system and charges output module electricity and be connected, charge output module and C mouth output module share a power input, MCU integrated management system includes MCU chip, touch-control interrupt module, voice input module, FM radio frequency output module, radio frequency transceiver antenna, FM radio frequency output module is connected with radio frequency transceiver antenna electricity, touch-control interrupt module, voice input module and FM radio frequency output module all are connected with MCU chip electricity.
Preferably, the MCU chip comprises a Bluetooth radio frequency module, a voice noise reduction module and an interrupt awakening module, the touch interrupt module is electrically connected with the interrupt awakening module, and the voice input module is electrically connected with the voice noise reduction module.
Preferably, the vehicle charger further comprises a first antenna, wherein the first antenna is electrically connected with the Bluetooth radio frequency module and is further in wireless connection with the mobile phone APP.
Preferably, the bluetooth radio frequency module is radio frequency bidirectional communication.
Preferably, the MCU integrated management system further comprises a clock and communication code signal indication.
Preferably, the charging output module adopts dual-port output.
Preferably, the charging output module comprises a step-down module and two USB output modules.
Preferably, both USB output modules are USB outputs of 5V/2.4A.
Preferably, the C-port output module adopts Type-C port output of vehicle charging PD/QC4.0/BC1.2 and 18W.
Preferably, the power input is 12-24V.
The technical scheme of the invention has the following beneficial effects:
1. the charging function of common vehicle charging can be comprehensively expanded, and a powerful search engine is added, so that the vehicle-mounted charger is really well used;
2. the car fills the intelligent input interface that has become the cell-phone, through the pronunciation, lets the car fill and controls the cell-phone through bluetooth, APP, really lets the user liberate both hands, uses each item powerful function of smart mobile phone high-efficiently, intelligently.
Drawings
FIG. 1 is a functional framework of the present invention;
FIG. 2 is a circuit diagram of a charging output module according to the present invention;
FIG. 3 is a circuit diagram of the C-port output module of the present invention;
FIG. 4 is a circuit diagram of an MCU chip of the present invention;
FIG. 5 is a circuit diagram of a clock of the present invention;
FIG. 6 is a circuit diagram of a touch interrupt module according to the present invention;
fig. 7 is a circuit diagram of a radio frequency transceiver antenna of the present invention;
FIG. 8 is a circuit diagram of a voice input module according to the present invention;
FIG. 9 is a circuit diagram of an FM radio frequency output module according to the present invention;
FIG. 10 is a circuit diagram of a communication code signal indication according to the present invention.
Wherein, the reference numerals in fig. 1 are as follows: 1-a charging output module, 2-C port output module, 3-MCU integrated management system, 4-a first antenna, 5-power input;
11-a step-down module, 12-a USB output module;
the device comprises a 31-MCU chip, a 33-touch control interrupt module, a 34-radio frequency transceiver antenna, a 35-voice input module and a 36-FM radio frequency output module.
Detailed Description
The invention will be further described with reference to the drawings and the specific examples.
Referring to fig. 1, the invention provides a bluetooth intelligent vehicle charger, which comprises an MCU integrated management system 3, a charging output module 1 and a C-port output module 2, wherein the MCU integrated management system 3 is electrically connected with the charging output module 1, the charging output module 1 and the C-port output module 2 share a power input 5, the MCU integrated management system 3 comprises an MCU chip 31, a touch interrupt module 33, a voice input module 35, an FM radio frequency output module 36 and a radio frequency transceiver antenna 34, the FM radio frequency output module 36 is electrically connected with the radio frequency transceiver antenna 34, and the touch interrupt module 33, the voice input module 35 and the FM radio frequency output module 36 are all electrically connected with the MCU chip 31.
The MCU chip 31 comprises a Bluetooth radio frequency module, a voice noise reduction module and an interrupt awakening module, the touch interrupt module 33 is electrically connected with the interrupt awakening module, and the voice input module 35 is electrically connected with the voice noise reduction module.
The car fills still includes first antenna 4, first antenna 4 is connected with bluetooth radio frequency module electricity, still with cell-phone APP wireless connection.
The Bluetooth radio frequency module is in radio frequency bidirectional communication.
The MCU integrated management system 3 also comprises a clock and communication code signal indication.
The charging output module 1 adopts double-port output.
The charging output module 1 comprises a step-down module 11 and two USB output modules 12.
Both USB output modules 12 are USB outputs of 5V/2.4A.
The C-port output module 2 adopts vehicle charging PD/QC4.0/BC1.2 and 18W Type-C port output.
The power input 5 is 12-24V.
The working principle of the invention is as follows:
1. 4.8A output/2.4A x2 two port output
Referring to FIG. 2, the voltage is input into CE3, L3, CE4 and C6 through V12-24V to form a filter circuit, a stable input power supply is formed, a PWM and Buck step-down circuit is formed through U3 and L2, the PWM is processed and adjusted through R19, R20 and C21 feedback signals to U3, then the PWM is output through CE5 and C22 stable 5V/4.8A to be supplied to USB, RC filter formed by R21 and C23 is used for supplying power to U4, and the U4 provides BC1.2 protocol for two USB, so that the maximum current charging of mobile phones of different brands is compatible;
4.8A outputs 2.4A.2 two-port output, provides independent two 5V/2.4A output car and fills the function, compatible each brand cell-phone charges.
2. Type-C/PD18W output
Referring to fig. 3, voltage is input to a filter circuit formed by CE1 and C1 through Vin to provide a stable power supply for U1, U1 and L1 form a PWM and Buck circuit, feedback signals are fed back to U1 through R4, R5 and C7 to process and adjust PWM, and then the regulated voltage is stably output through CE2 and C6, U2 is a USB3.1/PD protocol IC, R6, R7, R8 and Q2 cooperate with a U2 protocol to adjust output voltage, RS1 is a current detection resistor, Q1, R9 and R10 cooperate with U2 to perform output judgment control, and Type-C14 pin is an output interface;
3. MCU integrated management system
Referring to fig. 4, U1 is an MCU chip 31, which is a bluetooth core data processing chip, and includes a bluetooth radio frequency module, a voice noise reduction module, and an interrupt wakeup module, where the bluetooth radio frequency module is radio frequency bidirectional communication, and the voice noise reduction module is audio input noise reduction;
referring to fig. 5, an X2 clock oscillator provides an accurate clock signal for U1;
referring to fig. 6, U2 is a touch interrupt chip, and provides a touch interrupt signal for U1;
referring to fig. 7, ant1, L1, C23, R6, C11 constitute a radio frequency transceiver antenna 34;
referring to fig. 8, J1, C33, R8, C34, C35 constitute a voice input module 35, and ingest voice or audio input signals;
referring to fig. 9, the FM radio frequency output module 36 functions as an FM radio frequency output amplification function;
referring to fig. 10, a communication and code signal indicating circuit;
the touch interrupt module 33 wakes up the equipment to enter a standby state, a voice command is input through the MIC microphone, the voice command is transmitted to the mobile phone APP through the first antenna 4 to perform operation search, the operation result is transmitted to the equipment through the mobile phone Bluetooth, the equipment receives the APP operation result and converts the APP operation result into an audio signal to be output to FM, and the audio signal is modulated into a carrier signal for decoding and outputting sound by the vehicle-mounted radio.
The foregoing description is only of the preferred embodiments of the present invention and is not intended to limit the scope of the invention, and all equivalent structural changes made by the description of the present invention and the accompanying drawings or direct/indirect application in other related technical fields are included in the scope of the present invention.
Claims (6)
1. The Bluetooth intelligent vehicle charger is characterized by comprising an MCU integrated management system, a charging output module and a C-port output module, wherein the MCU integrated management system is electrically connected with the charging output module, the charging output module and the C-port output module share one power input, the MCU integrated management system comprises an MCU chip, a touch interrupt module, a voice input module, an FM radio frequency output module and a radio frequency transceiver antenna, the FM radio frequency output module is electrically connected with the radio frequency transceiver antenna, and the touch interrupt module, the voice input module and the FM radio frequency output module are electrically connected with the MCU chip;
the MCU chip comprises a Bluetooth radio frequency module, a voice noise reduction module and an interrupt awakening module, wherein the touch interrupt module is electrically connected with the interrupt awakening module, and the voice input module is electrically connected with the voice noise reduction module;
the vehicle charger further comprises a first antenna, wherein the first antenna is electrically connected with the Bluetooth radio frequency module and is also in wireless connection with the mobile phone APP;
the MCU integrated management system also comprises a clock and communication code signal indication;
the charging output module comprises a voltage reduction module and two USB output modules.
2. The bluetooth smart car charger according to claim 1, wherein the bluetooth radio frequency module is a radio frequency bi-directional communication.
3. The bluetooth smart car charger according to claim 1, wherein the charging output module employs dual port output.
4. The bluetooth smart car charger according to claim 1, wherein both of the USB output modules are USB outputs of 5V/2.4A.
5. The bluetooth intelligent car charger according to claim 1, wherein the C-port output module adopts car charger PD/QC4.0/BC1.2, 18W Type-C-port output.
6. The bluetooth smart car charger of claim 1, wherein the power input is 12-24V.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910132394.9A CN109787316B (en) | 2019-02-22 | 2019-02-22 | Bluetooth intelligent vehicle fills |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910132394.9A CN109787316B (en) | 2019-02-22 | 2019-02-22 | Bluetooth intelligent vehicle fills |
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| Publication Number | Publication Date |
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| CN109787316A CN109787316A (en) | 2019-05-21 |
| CN109787316B true CN109787316B (en) | 2024-02-23 |
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| CN201910132394.9A Active CN109787316B (en) | 2019-02-22 | 2019-02-22 | Bluetooth intelligent vehicle fills |
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Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110335597A (en) * | 2019-06-24 | 2019-10-15 | 深圳市小魔信息技术有限公司 | A kind of wake-up system and method under mobile phone screen lock state |
| CN111986668B (en) * | 2020-08-20 | 2021-05-11 | 深圳市一本电子有限公司 | AI voice intelligent control Internet of things method using vehicle-mounted charger |
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|---|---|---|---|---|
| JP2014093686A (en) * | 2012-11-05 | 2014-05-19 | Tokai Rika Co Ltd | On-vehicle communication device |
| CN205544350U (en) * | 2016-01-11 | 2016-08-31 | 深圳市亚冠电子有限公司 | On -vehicle intelligent charging ware and on -vehicle speech information pusher |
| CN106253926A (en) * | 2016-09-07 | 2016-12-21 | 广东百事泰电子商务股份有限公司 | Multifunctional vehicle mounted bluetooth transceiver |
| CN106683636A (en) * | 2016-12-02 | 2017-05-17 | 智车优行科技（北京）有限公司 | Vehicle-mounted high-definition multimedia interface and application thereof |
| CN207720392U (en) * | 2017-12-15 | 2018-08-10 | 北京云驾科技有限公司 | A kind of voice de-noising blue-tooth intelligence vehicle fills cup |
| CN209282895U (en) * | 2019-02-22 | 2019-08-20 | 深圳市腾智创展科技有限公司 | A kind of blue-tooth intelligence vehicle fills |
-
2019
- 2019-02-22 CN CN201910132394.9A patent/CN109787316B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2014093686A (en) * | 2012-11-05 | 2014-05-19 | Tokai Rika Co Ltd | On-vehicle communication device |
| CN205544350U (en) * | 2016-01-11 | 2016-08-31 | 深圳市亚冠电子有限公司 | On -vehicle intelligent charging ware and on -vehicle speech information pusher |
| CN106253926A (en) * | 2016-09-07 | 2016-12-21 | 广东百事泰电子商务股份有限公司 | Multifunctional vehicle mounted bluetooth transceiver |
| CN106683636A (en) * | 2016-12-02 | 2017-05-17 | 智车优行科技（北京）有限公司 | Vehicle-mounted high-definition multimedia interface and application thereof |
| CN207720392U (en) * | 2017-12-15 | 2018-08-10 | 北京云驾科技有限公司 | A kind of voice de-noising blue-tooth intelligence vehicle fills cup |
| CN209282895U (en) * | 2019-02-22 | 2019-08-20 | 深圳市腾智创展科技有限公司 | A kind of blue-tooth intelligence vehicle fills |
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