CN103200482B - Solar charging type Bluetooth earphone and the vehicle equipped with this bluetooth earphone - Google Patents
Solar charging type Bluetooth earphone and the vehicle equipped with this bluetooth earphone Download PDFInfo
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Abstract
The present invention relates to a kind of vehicular Bluetooth headset, particularly a kind of solar charging type Bluetooth earphone and the vehicle equipped with this bluetooth earphone, further relate to the vehicle equipped with this bluetooth earphone.The sidewall of this bluetooth earphone is provided with button and mike, and adopts solar recharging seat to charge, and outgoing loudspeaker is connected with power amplification circuit；Mike is connected with DSP echo cancellation circuit coupling；Photosensitive tactility apparatus it is provided with inside bluetooth earphone；Solar recharging seat is placed on the side window glass of vehicle by sucker.Due to the fact that employing DSP echo cancellation technology suppresses environmental noise, make speech quality more perfect；Secret is answered and can be automatically switched between hand-free call, it is possible to manual switching；It is provided with inside earphone whether light sensor detection user wears earphone, and then controls user answering mode voluntarily；The cradle charging interval in the present invention is rapidly and efficiently, it is possible to be charging bluetooth earphone whenever and wherever possible.
Description
Technical field
The present invention relates to a kind of vehicular Bluetooth headset, particularly a kind of solar charging type Bluetooth earphone, further relates to the vehicle equipped with this bluetooth earphone.
Background technology
Application number is the Chinese invention patent of 201110275786.4, it discloses a kind of solar charging type Bluetooth earphone, including earphone main frame, also includes solaode, power-supply controller of electric, switch and accumulator；Solaode is electrically connected with power-supply controller of electric, and power-supply controller of electric is electrically connected with accumulator by switch, and accumulator is electrically connected with earphone main frame, and power-supply controller of electric is made up of current controller and voltage controller；Provide the benefit that simple in construction, efficiently convenient, save resource, facilitate life-time service, but this bluetooth earphone only allows user to carry out secret answers, and earphone itself does not possess hand-free function, such user has been worn for a long time and can have been produced feeling of fatigue；User with an ear, can cause auditory dysesthesia for a long time, and extended telephone conversation also results in the symptom such as tinnitus, dizziness；Need driver's health to keep relative stability when wearing earphone, to prevent earphone from coming off, cause driving visual angle limited.
Summary of the invention
Based on the problems referred to above, the present invention provides a kind of solar charging type Bluetooth earphone and the vehicle equipped with this bluetooth earphone, aim to solve the problem that existing bluetooth earphone only allows user to carry out secret and answers, and earphone itself does not possess hand-free function, this problem just bringing three aspects: the first, in comfortableness, user has been worn for a long time and can have been produced feeling of fatigue；Second, on unhealthful, user with an ear, can cause auditory dysesthesia for a long time, and extended telephone conversation also results in the symptom such as tinnitus, dizziness；3rd, affect on driving vision, when wearing earphone, need driver's health to keep relative stability, to prevent earphone from coming off, cause driving visual angle limited.
Additionally, most of bluetooth earphones adopt Universal USB charging inlet, utilizing cigar lighter to be charged, the charging interval, mostly more than 3 hours, so not only needs to connect charging wire, and to causing mixed and disorderly sense in car, and the charging interval is oversize, brings inconvenience to normal use.
For this, the present invention adopts the following technical scheme that.
A kind of solar charging type Bluetooth earphone, comprising: earphone main frame, is provided with Bluetooth communication modules, to realize the transmission of bluetooth；Electric power management circuit, is arranged in bluetooth earphone, for the voltage of bluetooth earphone each several part circuit with stable；Accumulator, is arranged in this bluetooth earphone, in order to supply this earphone main frame electric energy；Power supply supply interface, is electrically connected with this accumulator, this accumulator is charged receiving external power source；Also including solar recharging seat, this cradle is arranged on the side window glass of vehicle by sucker；It is provided with light sensor inside described bluetooth earphone.
Intelligent optical dependent sensor, can detect whether user wears earphone, if user wears earphone, namely on user band after earphone, blocking photosensitive light inlet, such light sensor can produce a level change, data processing chip is converted to the circuit of digital signal by the analogue signal inside AD(circuit) sampling, comparing with pre-set limit, thus judging whether user wears earphone, and then controlling the mode answered.
Preferably, described solar recharging seat is built with polycrystalline silicon solar charging panel.Polycrystalline silicon solar charging panel can convert the solar into electric energy quickly and efficiently, naturally it is also possible to selects mono-crystalline silicon solar charging panel, diversification solar charging panel etc..
General, the Bluetooth chip based on ARM or DSP technology needs two groups of power supplys, respectively kernel and I/O is powered, and mike needs a stable bias voltage, and meanwhile, speaker and amplifying circuit are also required to the driving electric current that power supply provides enough.So, it is necessary first to a battery charging chip, by come from the external electric energy of solar charging panel rapidly and efficiently be stored in lithium battery, secondly need 23 power conversion chips, stable reference voltage and output electric current be provided for each several part.Consider the time and the cost that use, rechargeable battery is best selection, accomplish low-profile, lightweight be very important, thus require to select the higher battery of a kind of Unit Weight charge density, and lithium polymer battery meets above-mentioned requirements, such as lithium battery.
Preferably, described accumulator is the secondary cell that repeatable charging uses.
In such scheme preferably, the secondary cell that described repeatable charging uses is nickel-cadmium cell.
In such scheme preferably, the secondary cell that described repeatable charging uses is Ni-MH battery or lithium battery.
In such scheme preferably, the secondary cell that described repeatable charging uses is lithium battery.
Vehicle, it is equipped with bluetooth earphone, and described bluetooth earphone is the bluetooth earphone of any of the above-described claim.
In such scheme preferably, it is provided with a battery charging chip in described earphone main frame, the external electric energy from solar charging panel is stored in accumulator.
, in described earphone main frame, it is additionally provided with power conversion chip, for reference voltage and the output electric current of each several part circuit with stable in such scheme preferably.
In such scheme preferably, described earphone main frame is provided with two speakers, respectively earpiece speaker and outgoing loudspeaker.Two speakers have a job simultaneously, earpiece speaker work when secret is answered, hands-free outgoing loudspeaker work when answering, outgoing loudspeaker is connected with power amplification circuit, power amplification circuit amplifies Bluetooth chip and decodes the audio signal come, there is provided enough volumes for user, reach the outer purpose put.
, described electric power management circuit is connected with reset circuit in such scheme preferably, provides electrification reset, lower reset and low-voltage reset for earphone main frame.
, described electric power management circuit is also connected with power amplification circuit in such scheme preferably, and power amplification circuit amplifies Bluetooth chip and decodes the audio signal come, and provides enough volumes for user, reaches the outer purpose put.
In such scheme preferably, described earphone main frame also includes bluetooth process chip and data processing chip.
In such scheme preferably, described bluetooth process chip and data processing chip include the functional module of wireless transceiver, baseband controller, flash memory, clock and power supply.
The core of bluetooth earphone is that bluetooth processes chip and data processing chip, this part includes: the functional modules such as wireless transceiver, baseband controller, flash memory, clock and power supply, there is a lot of major company to have general bluetooth to process chip at present, have only to during design select suitable peripheral components.In such scheme preferably, described earphone main frame also includes radio circuit, it is achieved the transmission of wireless signal and reception, realizes data communication between bluetooth earphone and mobile phone.
In such scheme preferably, described earphone main frame is provided with Mulit-point Connection and two mikes.
In such scheme preferably, described earphone main frame is also equipped with Bluetooth antenna, it is achieved Bluetooth signal receives and launches.
In such scheme preferably, described Bluetooth antenna is at least one in wire antenna or microstrip antenna or array antenna or electromagnetic horn.
, described bluetooth processes chip and data processing chip and button in such scheme preferably, for providing interactive controlling between user and system, it is achieved switching on and shutting down, pattern switching, quiet, volume adjusting etc. operate.
, described User's Interface place is additionally provided with display lamp in such scheme preferably, and carrying out the operations such as bluetooth discovery, successful matching, incoming call, charging by the combination flashing mode of different colours display lamp for user provides information.
Another aspect provides the on-vehicle Bluetooth device of a kind of ultrasound wave automatic switchover voice mode, it includes power management module, bluetooth module, voice control module, ultrasonic wave module and user interface, wherein, electrically connect between power management module with bluetooth module, voice control module and ultrasonic wave module, there is between bluetooth module, voice control module and three modules of ultrasonic wave module signal and connect.
Preferably, power management module is connected with external power source, and includes charging management chip, battery and power supply chip.
In any of the above-described scheme preferably, bluetooth module is connected with outside mike, and includes Bluetooth chip, flash chip and communication antenna.
In any of the above-described scheme preferably, voice control module includes power amplifier chip and speaker.
In any of the above-described scheme preferably, user interface is provided with function button and display lamp.
Compatible with earphone pattern and outer mode playback on the on-vehicle Bluetooth device of this ultrasound wave automatic switchover voice mode, the automatic switchover of call sound is carried out according to the user demand under the application scenarios that user is different, individual privacy and traffic safety are ensured, user-friendly, meet the requirement of traffic law, the generation of minimizing accident.
Another aspect of the invention provides a kind of photoinduction switching control bluetooth earphone, comprising: earphone main frame, is provided with Bluetooth communication modules, to carry out signal transmission with other electronic equipment with bluetooth；Electric power management circuit, is arranged in bluetooth earphone, for the voltage of bluetooth earphone each several part circuit with stable；Accumulator, is arranged in this bluetooth earphone, in order to supply this earphone main frame electric energy；Power supply supply interface, is electrically connected with this accumulator, this accumulator is charged receiving micro universal USB；Also include micro universal USB, described micro universal USB to be electrically connected with described accumulator；It is provided with light sensor inside described bluetooth earphone.
Intelligent optical dependent sensor, can detect whether user wears earphone, if user wears earphone, namely on user band after earphone, blocking photosensitive light inlet, such light sensor can produce a level change, data processing chip is converted to the circuit of digital signal by the analogue signal inside AD(circuit) sampling, comparing with pre-set limit, thus judging whether user wears earphone, and then controlling the mode answered.
Preferably, described micro universal USB can connect the cigar lighter in car to carry out the charging to described bluetooth earphone.
General, the Bluetooth chip based on ARM or DSP technology needs two groups of power supplys, respectively kernel and I/O is powered, and mike needs a stable bias voltage, and meanwhile, speaker and amplifying circuit are also required to the driving electric current that power supply provides enough.So, it is necessary first to a battery charging chip, by come from the external electric energy of micro universal USB rapidly and efficiently be stored in lithium battery, secondly need 23 power conversion chips, stable reference voltage and output electric current be provided for each several part.Consider the time and the cost that use, rechargeable battery is best selection, accomplish low-profile, lightweight be very important, thus require to select the higher battery of a kind of Unit Weight charge density, and lithium polymer battery meets above-mentioned requirements, such as lithium battery.
Preferably, described accumulator is the secondary cell that repeatable charging uses.
In such scheme preferably, the secondary cell that described repeatable charging uses is nickel-cadmium cell.
In such scheme preferably, the secondary cell that described repeatable charging uses is Ni-MH battery or lithium battery.
In such scheme preferably, the secondary cell that described repeatable charging uses is lithium battery.
Vehicle, it is equipped with bluetooth earphone, and described bluetooth earphone is the bluetooth earphone of any of the above-described claim.
In such scheme preferably, it is provided with a battery charging chip in described earphone main frame, the external electric energy from micro universal USB is stored in accumulator.
, in described earphone main frame, it is additionally provided with power conversion chip, for reference voltage and the output electric current of each several part circuit with stable in such scheme preferably.
In such scheme preferably, described earphone main frame is provided with two speakers, respectively earpiece speaker and outgoing loudspeaker.Two speakers have a job simultaneously, earpiece speaker work when secret is answered, hands-free outgoing loudspeaker work when answering, outgoing loudspeaker is connected with power amplification circuit, power amplification circuit amplifies Bluetooth chip and decodes the audio signal come, there is provided enough volumes for user, reach the outer purpose put.
, described electric power management circuit is connected with reset circuit in such scheme preferably, provides electrification reset, lower reset and low-voltage reset for earphone main frame.
, described electric power management circuit is also connected with power amplification circuit in such scheme preferably, and power amplification circuit amplifies Bluetooth chip and decodes the audio signal come, and provides enough volumes for user, reaches the outer purpose put.
In such scheme preferably, described earphone main frame also includes bluetooth process chip and data processing chip.
In such scheme preferably, described bluetooth process chip and data processing chip include the functional module that wireless transceiver, baseband controller, flash memory, clock and power supply control.
The core of bluetooth earphone is that bluetooth processes chip and data processing chip, this part includes: the functional modules such as wireless transceiver, baseband controller, flash memory, clock and power supply, there is a lot of major company to have general bluetooth to process chip at present, have only to during design select suitable peripheral components.In such scheme preferably, described earphone main frame also includes radio circuit, it is achieved the transmission of wireless signal and reception, realizes data communication between bluetooth earphone and mobile phone.
In such scheme preferably, described earphone main frame is provided with Mulit-point Connection and two mikes.
In such scheme preferably, described earphone main frame is also equipped with Bluetooth antenna, it is achieved Bluetooth signal receives and launches.
In such scheme preferably, described Bluetooth antenna is at least one in wire antenna or microstrip antenna or array antenna or electromagnetic horn.
, described bluetooth processes chip and is connected with button with data processing chip in such scheme preferably, for providing interactive controlling between user and system, it is achieved switching on and shutting down, pattern switching, quiet, volume adjusting etc. operate.
, described User's Interface place is additionally provided with display lamp in such scheme preferably, and carrying out the operations such as bluetooth discovery, successful matching, incoming call, charging by the combination flashing mode of different colours display lamp for user provides information.
Another aspect of the present invention provides the bluetooth earphone of a kind of capacitive distance sensing switching control, comprising: earphone main frame, is provided with Bluetooth communication modules, to carry out signal transmission with other electronic equipment with bluetooth；Electric power management circuit, is arranged in bluetooth earphone, for the voltage of bluetooth earphone each several part circuit with stable；Accumulator, is arranged in this bluetooth earphone, in order to supply this earphone main frame electric energy；Power supply supply interface, is electrically connected with this accumulator, this accumulator is charged receiving micro universal USB；Also include micro universal USB, described micro universal USB to be electrically connected with described accumulator；Capacitive distance sensor it is provided with inside described bluetooth earphone.
Intelligent capacitance distance perspective induction sensor, by rational distance controlling, can detect whether user wears earphone, if user wears earphone, namely predeterminable range is reached between human body skin and the internal metal pad arranged of earphone, capacitive distance inductive transducer just produces a response, is sent to data processing chip, and then controls the mode answered.
Preferably, described micro universal USB can connect the cigar lighter in car to carry out the charging to described bluetooth earphone.
General, the Bluetooth chip based on ARM or DSP technology needs two groups of power supplys, respectively kernel and I/O is powered, and mike needs a stable bias voltage, and meanwhile, speaker and amplifying circuit are also required to the driving electric current that power supply provides enough.So, it is necessary first to a battery charging chip, by come from the external electric energy of micro universal USB rapidly and efficiently be stored in lithium battery, secondly need 23 power conversion chips, stable reference voltage and output electric current be provided for each several part.Consider the time and the cost that use, rechargeable battery is best selection, accomplish low-profile, lightweight be very important, thus require to select the higher battery of a kind of Unit Weight charge density, and lithium polymer battery meets above-mentioned requirements, such as lithium battery.
Preferably, described accumulator is the secondary cell that repeatable charging uses.
In such scheme preferably, the secondary cell that described repeatable charging uses is nickel-cadmium cell.
In such scheme preferably, the secondary cell that described repeatable charging uses is Ni-MH battery or lithium battery.
In such scheme preferably, the secondary cell that described repeatable charging uses is lithium battery.
Vehicle, it is equipped with bluetooth earphone, and described bluetooth earphone is the bluetooth earphone of any of the above-described claim.
In such scheme preferably, it is provided with a battery charging chip in described earphone main frame, the external electric energy from micro universal USB is stored in accumulator.
, in described earphone main frame, it is additionally provided with power conversion chip, for reference voltage and the output electric current of each several part circuit with stable in such scheme preferably.
In such scheme preferably, described earphone main frame is provided with two speakers, respectively earpiece speaker and outgoing loudspeaker.Two speakers have a job simultaneously, earpiece speaker work when secret is answered, hands-free outgoing loudspeaker work when answering, outgoing loudspeaker is connected with power amplification circuit, power amplification circuit amplifies Bluetooth chip and decodes the audio signal come, there is provided enough volumes for user, reach the outer purpose put.
, described electric power management circuit is connected with reset circuit in such scheme preferably, provides electrification reset, lower reset and low-voltage reset for earphone main frame.
, described electric power management circuit is also connected with power amplification circuit in such scheme preferably, and power amplification circuit amplifies Bluetooth chip and decodes the audio signal come, and provides enough volumes for user, reaches the outer purpose put.
In such scheme preferably, described earphone main frame also includes bluetooth process chip and data processing chip.
In such scheme preferably, described bluetooth process chip and data processing chip include the functional module that wireless transceiver, baseband controller, flash memory, clock and power supply control.
The core of bluetooth earphone is that bluetooth processes chip and data processing chip, this part includes: the functional modules such as wireless transceiver, baseband controller, flash memory, clock and power supply, there is a lot of major company to have general bluetooth to process chip at present, have only to during design select suitable peripheral components.In such scheme preferably, described earphone main frame also includes radio circuit, it is achieved the transmission of wireless signal and reception, realizes data communication between bluetooth earphone and mobile phone.
In such scheme preferably, described earphone main frame is provided with Mulit-point Connection and two mikes.
In such scheme preferably, described earphone main frame is also equipped with Bluetooth antenna, it is achieved Bluetooth signal receives and launches.
In such scheme preferably, described Bluetooth antenna is at least one in wire antenna or microstrip antenna or array antenna or electromagnetic horn.
, described bluetooth processes chip and is connected with button with data processing chip in such scheme preferably, for providing interactive controlling between user and system, it is achieved switching on and shutting down, pattern switching, quiet, volume adjusting etc. operate.
, described User's Interface place is additionally provided with display lamp in such scheme preferably, and carrying out the operations such as bluetooth discovery, successful matching, incoming call, charging by the combination flashing mode of different colours display lamp for user provides information.
Accompanying drawing explanation
Fig. 1 be the solar charging type Bluetooth earphone according to the present invention and equipped with this bluetooth earphone vehicle preferred embodiment realize schematic diagram；
Fig. 2 is the schematic diagram of the solar charging type Bluetooth earphone according to the present invention and the on-vehicle Bluetooth device equipped with the ultrasound wave automatic switchover voice mode provided in Fig. 1 of the vehicle of this bluetooth earphone.
Detailed description of the invention
The following description is substantially merely exemplary and is not intended to the restriction disclosure, application or purposes.It is further described below in conjunction with the Figure of description detailed description of the invention to vehicular Bluetooth headset of the present invention and equipped with the vehicle of this bluetooth earphone.
It is an aspect of the present invention to provide by solar charging panel is that bluetooth earphone is charged, its work process is: when bluetooth earphone needs to charge, have only to be arranged on the side window glass of vehicle by solar recharging seat by sucker be charged, earphone main frame is provided with Bluetooth communication modules, to carry out signal transmission with electronic installation；Electric power management circuit, is arranged in bluetooth earphone, for the voltage of bluetooth earphone each several part circuit with stable；Accumulator, is arranged in this bluetooth earphone, in order to supply this earphone main frame electric energy；Power supply supply interface, is electrically connected with this accumulator, this accumulator is charged receiving external power source, taken off by earphone main frame after charging complete from cradle.
Bluetooth earphone in the present invention is equipped with 300-500mA high-capacity lithium polymer battery, it is ensured that every primary cell is full of, user can normal talking at least 5 hours, the charging interval, rapidly and efficiently solar recharging seat can be charging bluetooth earphone whenever and wherever possible.
A second aspect of the present invention is: this solar charging type Bluetooth earphone also has hands-free function, when a call comes, press the button in bluetooth can converse, user need not re-use mobile phone and answer, the sound of the other side is automatically transferred on blue-tooth hand free device by mobile phone, user sound carries out the process such as echo cancellation, encoding and decoding by mike through the hands-free device of the present invention, re-sends to mobile phone and is sent to the other side through mobile phone GSM network, completes hands-free work.
A third aspect of the present invention is: earphone main frame is provided with light sensor, can detect whether user wears earphone, if user wears earphone, namely user can block photosensitive light inlet after putting on earphone, such light sensor can produce a level change, data processing chip is converted to the circuit of digital signal by the analogue signal inside AD(circuit) sampling compares with pre-set limit, thus judging whether user wears earphone, and then is controlled answering mode.
Below in conjunction with accompanying drawing, the operation principle of the present invention is described in detail.
As it is shown in figure 1, the present invention adopts solar charging panel as power supply, can be stored in accumulator through solar charging panel is charged.The bluetooth earphone of the present invention mainly include receiving and launch bluetooth data packets and digital signal is carried out encoding and decoding bluetooth module circuit unit, for control Bluetooth system microcontroller circuit unit, provide stable working power electric power management circuit, audio signal is carried out echo cancellation etc. improve audio frequency tonequality audio frequency processing circuit, for audio signal output speaker, complete the mike etc. of phonetic entry.
In the bluetooth earphone of the present invention, the annexation of electric power management circuit and other accessories thereof is: bluetooth module circuit unit includes RF transmit-receive circuit unit, audio frequency processing circuit unit, audio frequency processing circuit unit is by encoding, decoding circuit and power amplification circuit composition, it is so connect between them, radio-frequency receiving-transmitting in bluetooth module circuit unit processes circuit and is connected with audio treatment unit, mike output interface is connected with audio treatment unit, power amplification circuit respectively with output speaker and audio treatment unit in coding, decoding circuit connects, the codec circuit that microcontroller circuit unit processes circuit and audio treatment unit with the radio-frequency receiving-transmitting in bluetooth module circuit unit respectively is connected, electric power management circuit unit has with described each several part circuit and is connected.
After the bluetooth earphone of the present invention and the pairing of corresponding mobile phone are arranged, user is started shooting every time, bluetooth will search for corresponding configuration information automatically, with user mobile phone automatic matching, when there being incoming call, user can be answered by button or Voice command and refuse, and can pass through button or Voice command after end of conversation, be also equipped with end number redial, the function such as phonetic dialing.
Electric power management circuit is the voltage of each several part circuit with stable, meets the Bluetooth chip requirement to load response and noise suppressed simultaneously.General, the Bluetooth chip based on ARM or DSP technology needs two groups of power supplys, respectively kernel and I/O is powered, and mike needs a stable bias voltage, and meanwhile, speaker and amplifying circuit are also required to the driving electric current that power supply provides enough.So, it is necessary first to a battery charging chip, by come from the external electric energy of solar charging panel rapidly and efficiently be stored in lithium battery, secondly need 23 power conversion chips, stable reference voltage and output electric current be provided for each several part.Consider the time and the cost that use, rechargeable battery is best selection, accomplish low-profile, lightweight be very important, thus require to select the higher battery of a kind of Unit Weight charge density, and lithium polymer battery meets above-mentioned requirements, such as lithium battery.Solar charging panel, adopts polycrystalline silicon material, it is possible to convert the solar into electric energy quickly and efficiently.
The reliability service that reset circuit is system provides safeguard, it is possible to achieve electrification reset, lower reset, low-voltage reset；User's Interface is for providing interactive controlling between user and system, it is achieved switching on and shutting down, pattern switching, quiet, volume adjusting etc. operate.Two display lamps are red and blue, by different combination flashing modes, provide information for operations such as user bluetooth discovery, successful matching, incoming call, chargings.
Intelligent optical dependent sensor, can detect whether user wears earphone, if user wears earphone, namely on user band after earphone, blocking photosensitive light inlet, such light sensor can produce a level change, data processing chip is sampled by AD, comparing with pre-set limit, thus judging whether user wears earphone, and then controlling the mode answered.
Two speakers have a job simultaneously, earpiece speaker work when secret is answered, hands-free outgoing loudspeaker work when answering, outgoing loudspeaker is connected with power amplification circuit, power amplification circuit amplifies Bluetooth chip and decodes the audio signal come, there is provided enough volumes for user, reach the outer purpose put.
The bluetooth earphone of the present invention can be simultaneously connected with two mobile phones, and match respectively, therefore bluetooth earphone is provided with Mike 1 and Mike 2, Mike 1 and Mike 2 gather the acoustical signal that user sends, it is transformed into audio signal, being eliminated by noise and pure audio signal is sent to bluetooth process chip, bluetooth process chip is filtered again, coding etc. processes further.
RF front-end circuit realizes transmission and the reception of wireless signal, by unified short range links, realizes the voice communications versus data communications flexible, safety, cost are low, power consumption is little between bluetooth earphone and mobile phone.Bluetooth antenna is the interface unit between radiofrequency signal and spatial electromagnetic ripple, is realize the parts that Bluetooth signal receives and launches.Antenna of a great variety, is broadly divided into numerous types such as wire antenna, microstrip antenna, array antenna, electromagnetic horn.
The core of bluetooth earphone is that bluetooth processes chip and data processing chip, this part includes: the functional modules such as wireless transceiver, baseband controller, flash memory, clock and power supply, there is a lot of major company to have general bluetooth to process chip at present, have only to during design select suitable peripheral components.
Another aspect of the present invention provides the on-vehicle Bluetooth device of a kind of ultrasound wave automatic switchover voice mode.As shown in Figure 2, it includes power management module 1, bluetooth module 2, voice control module 3, ultrasonic wave module 4 and user interface 5, wherein, power management module 1 and bluetooth module 2, electrically connect between voice control module 3 and ultrasonic wave module 4, bluetooth module 2, there is between voice control module 3 and 4 three modules of ultrasonic wave module signal connect, wherein, power management module 1 includes charging management chip, battery and power supply chip, wherein, power management module 1 is connected with external power source, and by external power source, its internal battery is charged, charging management chip is used for protecting battery to overcharge, electricity is used for being powered to other modules by power supply chip after being full of, so, this power management module 1 is capable of external power source to the Charge Management of its internal cell and the function of supplying power to this on-vehicle Bluetooth device other modules internal；Bluetooth module 2 includes Bluetooth chip, flash chip and communication antenna, this bluetooth module 2 mainly realizes carrying out the function of radio communication between user's earphone, specifically, this bluetooth module 2 completes the Bluetooth transmission function of the various signals such as voice signal according to the operational order of user, such as, receive from the sound import of external microphone, according to the control signal of voice control module 3 the call sound of partner be sent to user's earphone by bluetooth approach or pass through voice control module 3 and externally export；This voice control module 3 includes power amplifier chip and speaker, the mode that bluetooth module is exported sound by the main range information obtained according to ultrasonic wave module 4 of this voice control module 3 switches over, specifically, when judging that user uses headset mode when the distance length that voice control module 3 obtains according to ultrasonic wave module 4, namely when people side face and earphone spacing are shorter, instruction voice control module 3 is closed power amplifier chip and by bluetooth module 2, sound is sent to user's earphone place, when judging that user uses outer mode playback when the distance length that voice control module 3 obtains according to ultrasonic wave module 4, the distance length that now ultrasonic wave module 4 obtains is longer when being namely in the states such as earphone hang-up, sound is exported by the speaker of voice control module 3；Ultrasonic wave module 4 is mainly used in by launching ultrasound wave to detect the distance between face and earphone or speaker；User interface 5 is provided with function button and display lamp, wherein function button has connection phone, hangs up the telephone, calls transfer, waits the functions such as call, display lamp is for showing the state of call, such as prompting has incoming call incoming call or prompting incoming call to have turned on, additionally it is possible to be used for showing the electricity of battery in power management module 1.
It will be apparent to those skilled in the art that the solar charging type Bluetooth earphone of the present invention includes the combination in any of each several part in this specification.As space is limited and in order to make description simple and clear, these combinations are not discussed in detail one by one at this, but after having seen this specification, the scope of the present invention that the combination in any of each several part being made up of this specification is constituted is self-evident.
Claims (18)
1. a solar charging type Bluetooth earphone, comprising:
Earphone main frame, is provided with Bluetooth communication modules, to realize the transmission of bluetooth；
Electric power management circuit, is arranged in bluetooth earphone, for the voltage of bluetooth earphone each several part circuit with stable；
Accumulator, is arranged in this bluetooth earphone, in order to supply this earphone main frame electric energy；
Power supply supply interface, is electrically connected with this accumulator, this accumulator is charged receiving external power source；
It is characterized in that: also include solar recharging seat, this cradle is arranged on the side window glass of vehicle by sucker；It is provided with light sensor inside described bluetooth earphone；Described electric power management circuit is connected with reset circuit, provides electrification reset, lower reset and low-voltage reset for earphone main frame；It is additionally provided with power conversion chip, for reference voltage and the output electric current of each several part circuit with stable in described earphone main frame.
2. bluetooth earphone as claimed in claim 1, it is characterised in that: described solar recharging seat is built with polycrystalline silicon solar charging panel.
3. bluetooth earphone as claimed in claim 1, it is characterised in that: described accumulator is the secondary cell that repeatable charging uses.
4. bluetooth earphone as claimed in claim 1, it is characterised in that: it is provided with a battery charging chip in described earphone main frame, the external electric energy from solar charging panel is stored in accumulator.
5. bluetooth earphone as claimed in claim 1, it is characterised in that: described earphone main frame is provided with two speakers, respectively earpiece speaker and outgoing loudspeaker.
6. bluetooth earphone as claimed in claim 1, it is characterised in that: described electric power management circuit is also connected with power amplification circuit.
7. bluetooth earphone as claimed in claim 1, it is characterised in that: described earphone main frame also includes bluetooth and processes chip and data processing chip.
8. bluetooth earphone as claimed in claim 7, it is characterised in that: described bluetooth process chip and data processing chip include the functional module of wireless transceiver, baseband controller, flash memory, clock and power supply.
9. bluetooth earphone as claimed in claim 1, it is characterised in that: described earphone main frame also includes radio circuit, it is achieved the transmission of wireless signal and reception, realizes data communication between bluetooth earphone and mobile phone.
10. bluetooth earphone as claimed in claim 1, it is characterised in that: described earphone main frame is provided with Mulit-point Connection and two mikes.
11. bluetooth earphone as claimed in claim 1, it is characterised in that: described earphone main frame is also equipped with Bluetooth antenna.
12. the bluetooth earphone such as claim 11, it is characterised in that: described Bluetooth antenna is at least one in wire antenna or microstrip antenna or array antenna or electromagnetic horn.
13. bluetooth earphone as claimed in claim 7, it is characterised in that: described bluetooth processes chip and data processing chip and button, for providing interactive controlling between user and system, it is achieved switching on and shutting down, pattern switching, quiet, volume adjusting operation.
14. the bluetooth earphone such as claim 13, it is characterised in that: described User's Interface place is additionally provided with display lamp, carries out bluetooth discovery, successful matching, incoming call, charging operations offer information by the combination flashing mode of different colours display lamp for user.
15. bluetooth earphone as claimed in claim 3, it is characterised in that: the secondary cell that described repeatable charging uses is nickel-cadmium cell.
16. bluetooth earphone as claimed in claim 3, it is characterised in that: the secondary cell that described repeatable charging uses is Ni-MH battery or lithium battery.
17. bluetooth earphone as claimed in claim 3, it is characterised in that: the secondary cell that described repeatable charging uses is lithium battery.
18. vehicle, it is equipped with bluetooth earphone, it is characterised in that: described bluetooth earphone is the bluetooth earphone of any of the above-described claim.
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| CN105848026A (en) * | 2016-02-18 | 2016-08-10 | 乐视体育文化产业发展（北京）有限公司 | Earphone and method for processing data by the earphone |
| CN109254751A (en) * | 2018-08-29 | 2019-01-22 | 北京轩辕联科技有限公司 | Audio for vehicle divides broadcasting method and device |
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Denomination of invention: Solar charging-type Bluetooth headset and vehicle provided with same Effective date of registration: 20180531 Granted publication date: 20160629 Pledgee: Beijing technology intellectual property financing Company limited by guarantee Pledgor: Beijing Sincode Science & Technology Co., Ltd. Registration number: 2018990000425 |
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Effective date of registration: 20201215 Address after: 225500 south of Fuyuan Road, Luo Tang street, Jiangyan District, Taizhou, Jiangsu, China Patentee after: XINGKEDI TECHNOLOGY (TAIZHOU) Co.,Ltd. Address before: 100091 Beijing city Haidian District Chapeng Road No. 2 Patentee before: BEIJING SINCODE SCIENCE & TECHNOLOGY Co.,Ltd. |