CN106170043A - Can be by the board separation formula Bluetooth receptions FM system and method for button frequency modulation - Google Patents
Can be by the board separation formula Bluetooth receptions FM system and method for button frequency modulation Download PDFInfo
- Publication number
- CN106170043A CN106170043A CN201610593636.0A CN201610593636A CN106170043A CN 106170043 A CN106170043 A CN 106170043A CN 201610593636 A CN201610593636 A CN 201610593636A CN 106170043 A CN106170043 A CN 106170043A
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- Prior art keywords
- base portion
- bluetooth
- module
- bluetooth earphone
- cylinder
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Classifications
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04M—TELEPHONIC COMMUNICATION
- H04M1/00—Substation equipment, e.g. for use by subscribers
- H04M1/72—Mobile telephones; Cordless telephones, i.e. devices for establishing wireless links to base stations without route selection
- H04M1/724—User interfaces specially adapted for cordless or mobile telephones
- H04M1/72403—User interfaces specially adapted for cordless or mobile telephones with means for local support of applications that increase the functionality
- H04M1/72409—User interfaces specially adapted for cordless or mobile telephones with means for local support of applications that increase the functionality by interfacing with external accessories
- H04M1/72412—User interfaces specially adapted for cordless or mobile telephones with means for local support of applications that increase the functionality by interfacing with external accessories using two-way short-range wireless interfaces
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04H—BROADCAST COMMUNICATION
- H04H20/00—Arrangements for broadcast or for distribution combined with broadcast
- H04H20/44—Arrangements characterised by circuits or components specially adapted for broadcast
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04M—TELEPHONIC COMMUNICATION
- H04M1/00—Substation equipment, e.g. for use by subscribers
- H04M1/72—Mobile telephones; Cordless telephones, i.e. devices for establishing wireless links to base stations without route selection
- H04M1/724—User interfaces specially adapted for cordless or mobile telephones
- H04M1/72403—User interfaces specially adapted for cordless or mobile telephones with means for local support of applications that increase the functionality
- H04M1/72409—User interfaces specially adapted for cordless or mobile telephones with means for local support of applications that increase the functionality by interfacing with external accessories
- H04M1/72415—User interfaces specially adapted for cordless or mobile telephones with means for local support of applications that increase the functionality by interfacing with external accessories for remote control of appliances
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W4/00—Services specially adapted for wireless communication networks; Facilities therefor
- H04W4/80—Services using short range communication, e.g. near-field communication [NFC], radio-frequency identification [RFID] or low energy communication
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- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
- Human Computer Interaction (AREA)
- Headphones And Earphones (AREA)
Abstract
The invention discloses a kind of board separation formula Bluetooth receptions FM system and method by button frequency modulation, it is located in the detachable Bluetooth control system of automatic charging, the detachable Bluetooth control system of described automatic charging has detachable bluetooth earphone and base portion, described base portion is provided with to bluetooth earphone, and/or the interface module that external equipment is charged, described bluetooth earphone, is used for receiving mobile phone signal；Described base portion, described signal for receiving bluetooth earphone processes, to carry out putting outside sound, aerial temperature and humidity detects, Carbon Monoxide Detection, and tire pressure detection, base portion includes operational module and main control module, be provided with the digital keys module of regulation FM broadcast transmission frequency in described base portion, described digital keys module is attached with described operational module.Present configuration is simple, function admirable, it is possible to realized the job control of FM tranmitting frequency by special simple structure.
Description
Technical field
The present invention relates to a kind of board separation formula Bluetooth receptions FM system and method by button frequency modulation.
Background technology
Prior art discloses the detachable Bluetooth control Apparatus and system of a kind of automatic charging, have detachable
Bluetooth earphone and base portion, described base portion is provided with to bluetooth earphone, and/or the interface mould that external equipment is charged
Block, described bluetooth earphone, for receiving the signal of bluetooth equipment；Described base portion, for the institute receiving bluetooth earphone
Stating signal to process, to carry out putting outside sound, aerial temperature and humidity detects, Carbon Monoxide Detection, and tire pressure detection.This technology
Bluetooth earphone part can work independently base also can be coordinated to be controlled processing, but disclose a kind of superior performance, merit
The operation control system being realized FM tranmitting frequency by button frequency modulation that energy is perfect.
Summary of the invention
In view of this, present invention is primarily targeted at a kind of board separation formula bluetooth by button frequency modulation of offer to connect
Receive FM system, its function admirable, it is possible to realized the job control of FM tranmitting frequency by special simple structure.
For reaching above-mentioned purpose, the technical scheme is that and be achieved in that: a kind of vehicle-mounted by button frequency modulation
Separate type Bluetooth receptions FM system, is located in the detachable Bluetooth control system of automatic charging, dividing of described automatic charging
Having detachable bluetooth earphone and base portion from formula Bluetooth control system, described base portion is provided with to bluetooth ear
Machine, and/or the interface module that external equipment is charged, described bluetooth earphone, it is used for receiving mobile phone signal；Described base portion
Point, process for the described signal that bluetooth earphone is received, to carry out putting outside sound, aerial temperature and humidity detects, an oxygen
Changing carbon detection, and tire pressure detection, base portion includes operational module and main control module, described operational module, is used for: Che Tong
Electricity so that base portion obtains power supply by vehicle-mounted cigarette lighter and automatically turns on the power supply to described system, and base portion starts
Start the frequency set according to internal memory and launch FM broadcast, open the charge mode to bluetooth earphone simultaneously, and bluetooth earphone one
Denier receives charging signals and then can return company's mobile phone and carry out signal transmission by Auto Power On, and then bluetooth earphone passes through and base portion
Some spring contacts transmit a signal to base portion；Described main control module, is used for: make the bluetooth of described base portion
Chip and mobile phone A PP carry out data communication, and mobile phone sets the data of base portion by APP simultaneously, and described Bluetooth chip receives
After the data arranged, write data into internal memory, while being transmitted after described single-chip microcomputer processes, and according to internal memory
The frequency set launches FM broadcast, it is characterised in that: the numeral of regulation FM broadcast transmission frequency it is provided with in described base portion
Key-press module, described digital keys module is attached with described operational module.
The present invention has substantive distinguishing features highlighted below with the most progressive relative to prior art:
Simple in construction, arranges digital keys module in base portion, is directly inputted by the digital keys of base thus regulates the end
The tranmitting frequency of seat FM, the frequency configuration of base broadcast is directly inputted by the button on fuselage and sets, fuselage button by
Digital " 0 " ~ " 9 " form；Every time input, the display lamp of base can extinguish and lights or whether turn colors inputs with feedback again
Success.The suitability is strong, is applied to the structure of base portion of the present invention, it is possible to be obviously improved job control excellent of FM tranmitting frequency
Good experience property.
Accompanying drawing explanation
Fig. 1 is the structural principle signal of the board separation formula Bluetooth receptions FM system of Tong Guo the button frequency modulation of the present invention
Figure；
Fig. 2 is the principle schematic of the indicating lamp module of Fig. 1 shown device；
Fig. 3 is the module diagram of the indicating lamp control circuit of Fig. 1 shown device；
Fig. 4 is the flow chart of the board separation formula Bluetooth receptions FM method of Tong Guo the button frequency modulation of the present invention.
Detailed description of the invention
The invention will be further described with specific embodiment below in conjunction with the accompanying drawings, so that those skilled in the art is permissible
It is more fully understood that the present invention and can be practiced, but illustrated embodiment is not as a limitation of the invention.
Refer to Fig. 1, the board separation formula Bluetooth receptions FM system of Tong Guo the button frequency modulation of the present invention, it is located at and automatically fills
In the detachable Bluetooth control system of electricity, the detachable Bluetooth control system of described automatic charging has detachable indigo plant
Tooth earphone and base portion, described base portion is provided with to bluetooth earphone, and/or the interface mould that external equipment is charged
Block, described bluetooth earphone, it is used for receiving mobile phone signal；Described base portion, for the described signal receiving bluetooth earphone
Processing, to carry out putting outside sound, aerial temperature and humidity detects, Carbon Monoxide Detection, and tire pressure detection, and base portion includes
Operational module 101 and main control module 102, described operational module, it is used for: car is energized so that base portion is lit a cigarette by vehicle-mounted
Device obtains power supply and automatically turns on the power supply to described system, and base portion starts to start the frequency set according to internal memory and launches
FM broadcasts, and opens the charge mode to bluetooth earphone simultaneously, and bluetooth earphone then can Auto Power On upon receipt of charging signals
The company's of returning mobile phone also carries out signal transmission, and then bluetooth earphone transmits a signal to the end by the some spring contacts with base portion
Seating portion；Described main control module, is used for: make the Bluetooth chip of described base portion and mobile phone A PP carry out data communication, with
Shi Shouji sets the data of base portion by APP, after described Bluetooth chip receives the data of setting, writes data into
Internal memory, is transmitted after described single-chip microcomputer processes, and the frequency set according to internal memory launches FM broadcast, described
Base portion is provided with the digital keys module 105 of regulation FM broadcast transmission frequency, described digital keys module 105 and described work
Module 101 is attached.
Preferably, described digital keys module include digital keys " 0 " to " 9 ", and indicating lamp module.
Preferably, described indicating lamp module includes: display lamp, and for the display lamp meeting when digital keys inputs successfully
Extinguish and light again or the indicating lamp control circuit of turn colors.
Preferably, described indicating lamp control circuit includes: central processing module, and described central processing module connects output control
Molding block.
Preferably, described digital keys module also includes that frequency increases button and frequency reduces button, clear key, Yi Jikai
Crucial.
Preferably, described base portion has the first cylinder, is provided with more than described first post on described first cylinder
Second cylinder of body diameter, the height of described first cylinder is the yardstick held, and the cylinder at described first cylinder is provided with conduction
Pole, the cylinder of described second cylinder is provided with at least one USB interface, and the center of the end face of described second cylinder is provided with circular recessed
Hole, at the bottom of described circular shrinkage hole built-in copper post, is provided with magnetic portion；Described bluetooth earphone has the described circular shrinkage hole shape of adaptation
Fuselage, have protuberance at described fuselage.
Preferably, described base portion has a bluetooth earphone storage tank and rings with outer playback, described bluetooth earphone storage tank
It is located at the avris of base portion, in described bluetooth earphone storage tank, is provided with magnetics and connectivity port, described bluetooth earphone
There is adsorption section, when bluetooth earphone is close to described bluetooth earphone storage tank, the absorption of described magnetics absorption bluetooth earphone
Portion, makes bluetooth earphone be placed in described bluetooth earphone storage tank.
Preferably, described digital keys is arranged around described first cylinder, and each button is with fixing or transform circle weekly interval
Being distributed, be conducive to holding the convenience of control, fixed-circumference interval the most same circumference adjacent key is connected with the center of circle
Angle be 120 degree, angle that transform circle weekly interval the most same circumference adjacent key is connected with center of circle change, it is therefore an objective to be easy to
Hand-held manipulation is comfortable accurately.The such as primary importance away from bottom surface 1/3 at the first cylinder arranges digital keys 8, digital keys 9,
Then the second position at the 0.11-0.15mm on described primary importance top arranges digital keys digital keys 7, digital keys 6,
Digital keys 5 and digital keys 4, then the 3rd position at the 0.11-0.15mm on described second position top arrange numeral by
Key 3, digital keys 2, digital keys 1 and digital keys 0, above-mentioned parameter is capable of optimum experience effect, and described display lamp sets
It is placed in the cylinder of described second cylinder.
Preferably, described spring contact includes: be located at the built-in copper post of base portion central authorities, and/or sidewall spacers arrangement
Spring thimble, take the Heterogeneous Permutation form of odd number even number.Such as: bottom part ring is evenly arranged 17 springs of first row around sidewall
Thimble, each spring thimble is arranged with the interval of arithmetic progression, and then the top 0.17mm at first row corresponds to first row phase
The central authorities of adjacent spring thimble misplace with the interval of same arithmetic progression and arrange 16 spring thimbles of second row, then, second
The top 0.17mm of row misplaces layout the with the interval of same arithmetic progression corresponding to the central authorities of second row adjacent springs thimble
Three row 15 spring thimbles, laser propagation effect is optimal.
Preferably, described digital keys is located at the central surface of described base portion, and described display lamp is arranged at the described end
The sidepiece of seating portion.
Preferably, described display lamp is two LED, and the input of a LED correspondence digital keys controls, another LED pair
The input answering ". " button controls.
As the modification of another embodiment, described display lamp includes the input of the corresponding each button of 11 LED, each LED
Controlling, in implementation, use the I/O mouth of central processing module to carry out interrupting control, advantage is: service life is long, power consumption
Low, it is easily controlled.
As further embodiment, two I/O mouths of each LED correspondence central processing module, a responsible input, one
It is responsible for output, controls corresponding LED when lighting or extinguish, only need to carry out drawing high or dragging down with conducting or cut by the level of corresponding mouth
Only, it is also possible to the LED light of different colours can be made by the combination of varying level to convert, refer to Fig. 2, specifically
When realizing controlling, can be that unit is controlled according to row or column, connect between each display lamp and corresponding button and have pull-up electricity
Resistance or pull down resistor R.
Preferably, as it is shown on figure 3, described indicating lamp control circuit includes that central processing module 1051, described central authorities process
Module 1051 connects output control module 1053, and described central processing module uses secondary MCU, so with main control module
MCU interacts control, and as specific embodiment, secondary MCU is provided for on-off control input port, and is used for controlling LED
The control mouth of different colours conversion.As specific embodiment, the mode of external interrupt can be used to control the switch of LED.Institute
State output control module and include FM radiating circuit.
As another embodiment, described spring contact includes: be located at the built-in copper post of base portion central authorities, and/or sidewall
Spaced spring thimble.As specific embodiment, described base portion has the first cylinder, on described first cylinder
Being provided with the second cylinder more than described first column diameter, the height of described first cylinder is the yardstick held, described
The cylinder of one cylinder is provided with conductive electrode, and the cylinder of described second cylinder is provided with at least one USB interface, the top of described second cylinder
The center in face is provided with circular shrinkage hole, at the bottom of described circular shrinkage hole built-in copper post, is provided with magnetic portion；Described bluetooth earphone has suitable
Answer the fuselage of described circular shrinkage hole shape, have protuberance at described fuselage.
As another embodiment, described base portion has a bluetooth earphone storage tank and rings with outer playback, described bluetooth ear
Machine storage tank is located at the avris of base portion, is provided with magnetics and connectivity port in described bluetooth earphone storage tank, described
Connectivity port is spring thimble, takes the Heterogeneous Permutation form of odd number even number, and laser propagation effect is optimal, such as: bottom part ring is around sidewall
Being evenly arranged 6 spring thimbles of first row, then at the top 0.23mm of first row, 6 spring tops of second row are arranged in dislocation
Pin.Then at the top 0.33mm of second row, 6 spring thimbles of the 3rd row are arranged in dislocation.Bluetooth ear it is provided with inside base portion
Dynamo-electric amount detection unit；Described bluetooth earphone has adsorption section, when bluetooth earphone is close to described bluetooth earphone storage tank, described
The adsorption section of magnetics absorption bluetooth earphone, makes bluetooth earphone be placed in described bluetooth earphone storage tank.
As shown in Figure 4, the method comprise the steps that step S11, car is energized so that base portion passes through vehicle-mounted cigarette lighter
Obtaining power supply and automatically turn on the power supply to described system, base portion starts to start, digital keys module input setpoint frequency,
Launch FM broadcast according to described setpoint frequency, open the charge mode to bluetooth earphone simultaneously, and bluetooth earphone upon receipt of
Charging signals then can return company's mobile phone and carry out signal transmission by Auto Power On, and then bluetooth earphone is by the some bullets with base portion
Spring contact transmits a signal to base portion；Step S12, the Bluetooth chip of base portion and mobile phone A PP carry out data communication, with
Shi Shouji sets the data of base portion by APP, after described Bluetooth chip receives the data of setting, writes data into
Internal memory, is transmitted after described single-chip microcomputer processes, and the frequency set according to internal memory launches FM broadcast.
Embodiment described above is only the preferred embodiment lifted by absolutely proving the present invention, the protection model of the present invention
Enclose and be not limited to this.The equivalent that those skilled in the art are made on the basis of the present invention substitutes or conversion, all in the present invention
Protection domain within.Protection scope of the present invention is as the criterion with claims.
Claims (10)
1. can be located at the detachable bluetooth of automatic charging by a board separation formula Bluetooth receptions FM system for button frequency modulation
In control system, the detachable Bluetooth control system of described automatic charging has detachable bluetooth earphone and base portion
Point, described base portion is provided with to bluetooth earphone, and/or the interface module that external equipment is charged, described bluetooth earphone,
For receiving mobile phone signal；Described base portion, processes for the described signal receiving bluetooth earphone, to carry out sound
Sound is put outward, and aerial temperature and humidity detects, Carbon Monoxide Detection, and tire pressure detection, and base portion includes operational module and main control
Module, described operational module, it is used for: car is energized so that it is right that base portion is automatically turned on by vehicle-mounted cigarette lighter acquisition power supply
The power supply of described system, base portion starts to start the frequency set according to internal memory and launches FM broadcast, opens bluetooth simultaneously
The charge mode of earphone, bluetooth earphone then can return company's mobile phone and carry out signal biography by Auto Power On upon receipt of charging signals
Defeated, then bluetooth earphone transmits a signal to base portion by the some spring contacts with base portion；Described master control molding
Block, is used for: making the Bluetooth chip of described base portion and mobile phone A PP carry out data communication, mobile phone sets the end by APP simultaneously
The data of seating portion, after described Bluetooth chip receives the data of setting, write data into internal memory, while through described list
Sheet machine is transmitted after processing, and the frequency set according to internal memory launches FM broadcast, it is characterised in that: in described base portion
Being provided with the digital keys module of regulation FM broadcast transmission frequency, described digital keys module is attached with described operational module.
The most as claimed in claim 1 can be by the board separation formula Bluetooth receptions FM system of button frequency modulation, it is characterised in that institute
State digital keys module include digital keys " 0 " to " 9 ", and indicating lamp module.
The most as claimed in claim 2 can be by the board separation formula Bluetooth receptions FM system of button frequency modulation, it is characterised in that institute
State indicating lamp module to include: display lamp, and can extinguish and light for the display lamp when digital keys inputs successfully again or convert
The indicating lamp control circuit of color.
The most as claimed in claim 3 can be by the board separation formula Bluetooth receptions FM system of button frequency modulation, it is characterised in that institute
Stating indicating lamp control circuit to include: central processing module, described central processing module connects output control module.
The most as claimed in claim 2 can be by the board separation formula Bluetooth receptions FM system of button frequency modulation, it is characterised in that institute
State digital keys module and also include that frequency increases button and frequency reduces button, clear key, and on & off switch.
The most as claimed in claim 3 can be by the board separation formula Bluetooth receptions FM system of button frequency modulation, it is characterised in that institute
State base portion and there is the first cylinder, described first cylinder is provided with the second cylinder more than described first column diameter,
The height of described first cylinder is the yardstick held, and the cylinder at described first cylinder is provided with conductive electrode, described second cylinder
Cylinder is provided with at least one USB interface, and the center of the end face of described second cylinder is provided with circular shrinkage hole, in described circular shrinkage hole
The built-in copper post in bottom, is provided with magnetic portion；Described bluetooth earphone has the fuselage adapting to described circular shrinkage hole shape, under described fuselage
It is provided with protuberance.
The most as claimed in claim 3 can be by the board separation formula Bluetooth receptions FM system of button frequency modulation, it is characterised in that institute
Stating base portion and have a bluetooth earphone storage tank and outer playback sound, described bluetooth earphone storage tank is located at the limit of base portion
Side, is provided with magnetics and connectivity port in described bluetooth earphone storage tank, and described bluetooth earphone has adsorption section, works as bluetooth
When earphone is close to described bluetooth earphone storage tank, the adsorption section of described magnetics absorption bluetooth earphone, make bluetooth earphone house
In described bluetooth earphone storage tank.
The most as claimed in claim 6 can be by the board separation formula Bluetooth receptions FM system of button frequency modulation, it is characterised in that institute
Stating digital keys to arrange around described first cylinder, each button is distributed with fixing or transform circle weekly interval；Described instruction
Lamp is arranged at the cylinder of described second cylinder.
The most as claimed in claim 7 can be by the board separation formula Bluetooth receptions FM system of button frequency modulation, it is characterised in that institute
Stating digital keys and be located at the central surface of described base portion, described display lamp is arranged at the sidepiece of described base portion.
10. can pass through a using method for the board separation formula Bluetooth receptions FM system of button frequency modulation as claimed in claim 1,
It is characterized in that, including:
Step one, car is energized so that base portion obtains power supply by vehicle-mounted cigarette lighter and automatically turns on the confession to described system
Electricity, base portion starts to start, digital keys module input setpoint frequency, launches FM broadcast according to described setpoint frequency, simultaneously
Opening charge mode to bluetooth earphone, bluetooth earphone then can return even mobile phone and go forward side by side by Auto Power On upon receipt of charging signals
Row signal transmits, and then bluetooth earphone transmits a signal to base portion by the some spring contacts with base portion；
Step 2, the Bluetooth chip of described base portion and mobile phone A PP carry out data communication, and mobile phone sets the end by APP simultaneously
The data of seating portion, after described Bluetooth chip receives the data of setting, write data into internal memory, while through described list
Sheet machine is transmitted after processing, and the frequency set according to internal memory launches FM broadcast.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610593636.0A CN106170043A (en) | 2016-07-26 | 2016-07-26 | Can be by the board separation formula Bluetooth receptions FM system and method for button frequency modulation |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610593636.0A CN106170043A (en) | 2016-07-26 | 2016-07-26 | Can be by the board separation formula Bluetooth receptions FM system and method for button frequency modulation |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN106170043A true CN106170043A (en) | 2016-11-30 |
Family
ID=58065615
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610593636.0A Pending CN106170043A (en) | 2016-07-26 | 2016-07-26 | Can be by the board separation formula Bluetooth receptions FM system and method for button frequency modulation |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN106170043A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109567779A (en) * | 2018-11-29 | 2019-04-05 | 与德科技有限公司 | Heart rate detection method, system and storage medium |
| CN110635820A (en) * | 2019-09-27 | 2019-12-31 | 深圳创元智能软件科技有限公司 | Circuit with antenna function and key function and Internet of things terminal |
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| CN201039162Y (en) * | 2007-05-14 | 2008-03-19 | 七喜电子网络有限公司 | Bluetooth-modulation signal converter |
| CN201393218Y (en) * | 2009-04-10 | 2010-01-27 | 东莞市宇佳电子实业有限公司 | Vehicle-mounted cell phone hand-free Blue Tooth FM player |
| CN203340248U (en) * | 2013-07-31 | 2013-12-11 | 深圳市橄榄科技有限公司 | Multifunctional vehicle-mounted hands-free device |
| CN206181166U (en) * | 2016-07-26 | 2017-05-17 | 深圳市儒文科技有限公司 | FM system is received to on -vehicle disconnect -type bluetooth of accessible button frequency modulation |
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Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN201039162Y (en) * | 2007-05-14 | 2008-03-19 | 七喜电子网络有限公司 | Bluetooth-modulation signal converter |
| CN201393218Y (en) * | 2009-04-10 | 2010-01-27 | 东莞市宇佳电子实业有限公司 | Vehicle-mounted cell phone hand-free Blue Tooth FM player |
| CN203340248U (en) * | 2013-07-31 | 2013-12-11 | 深圳市橄榄科技有限公司 | Multifunctional vehicle-mounted hands-free device |
| CN206181166U (en) * | 2016-07-26 | 2017-05-17 | 深圳市儒文科技有限公司 | FM system is received to on -vehicle disconnect -type bluetooth of accessible button frequency modulation |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109567779A (en) * | 2018-11-29 | 2019-04-05 | 与德科技有限公司 | Heart rate detection method, system and storage medium |
| CN110635820A (en) * | 2019-09-27 | 2019-12-31 | 深圳创元智能软件科技有限公司 | Circuit with antenna function and key function and Internet of things terminal |
| CN110635820B (en) * | 2019-09-27 | 2021-07-13 | 深圳创元智能软件科技有限公司 | Circuit with antenna function and key function and Internet of things terminal |
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