CN203859871U - Vehicle-mounted Bluetooth headset having intelligent control pedestal - Google Patents

Vehicle-mounted Bluetooth headset having intelligent control pedestal Download PDF

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Publication number
CN203859871U
CN203859871U CN201420234059.2U CN201420234059U CN203859871U CN 203859871 U CN203859871 U CN 203859871U CN 201420234059 U CN201420234059 U CN 201420234059U CN 203859871 U CN203859871 U CN 203859871U
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CN
China
Prior art keywords
base
headset
bluetooth
earphone
pedestal
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Expired - Fee Related
Application number
CN201420234059.2U
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Chinese (zh)
Inventor
刘利军
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刘利军
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Priority to CN201420234059.2U priority Critical patent/CN203859871U/en
Application granted granted Critical
Publication of CN203859871U publication Critical patent/CN203859871U/en
Expired - Fee Related legal-status Critical Current
Anticipated expiration legal-status Critical

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Abstract

The utility model discloses a vehicle-mounted Bluetooth headset having an intelligent control pedestal. The Bluetooth headset comprises the pedestal and a headset main body. The pedestal is provided with a clamping groove used for placing the headset main body. The pedestal comprises a pedestal shell and a pedestal control circuit arranged inside the pedestal shell. The pedestal control circuit comprises a charging management unit, a boosting management unit, a charging protection unit, a pedestal battery, and an output interface. The headset main body comprises a headset shell and a Bluetooth control circuit arranged inside the headset shell. The Bluetooth control circuit mainly comprises a Bluetooth module, an antenna, a Flash chip, a volume adjusting button, a loudspeaker, an MIC, a headset battery, a headset charging protection unit, and a charging interface. When the headset of the utility model works, the charging is permitted only if the voltage of the pedestal and headset batteries is lower than a set voltage. Therefore, the times of charging and discharging of the batteries is reduced; the service life of the batteries is prolonged; and the pedestal can be internally provided with an extra battery for further power supplying of the Bluetooth headset so that the communication time duration allowed by the Bluetooth headset is longer.

Description

With the on-vehicle Bluetooth earphone of Based Intelligent Control base
Technical field
The utility model discloses a kind of bluetooth earphone, particularly a kind of on-vehicle Bluetooth earphone with Based Intelligent Control base.
Background technology
Along with the development of Bluetooth technology, the application of bluetooth earphone in people's life is more and more.Bluetooth earphone is easy to use with it; extensively be subject to everybody liking; especially business extensively or the people who drives all the more so, and bluetooth earphone is in order to keep the convenience of its use, small volume conventionally; and conventional bluetooth earphone is all to adopt built-in lithium battery to power; battery capacity is less, and flying power is poor, conventionally can cause bluetooth earphone not use because of dead battery; because not having electricity frequently to charging bluetooth earphone, easily it is caused to damage if be afraid of again.And current bluetooth earphone is all at any time in holding state, be so just more prone to cause its electric energy to run off, reduce service time, moreover bluetooth earphone, in the time receiving calls, need to manually be pressed and answer button and answer, it is convenient not to use.
Summary of the invention
For above-mentioned bluetooth earphone of the prior art shorter shortcoming service time of mentioning, the utility model provides a kind of new on-vehicle Bluetooth earphone with Based Intelligent Control base, it comprises base and headset main body, usually time, can charge to headset main body by base, to prevent that it from can not use because not having electricity.
The technical scheme that the utility model solves its technical problem employing is: a kind of on-vehicle Bluetooth earphone with Based Intelligent Control base, bluetooth earphone comprises base and headset main body, base is provided with the slot for placing headset main body, base comprises base shell and is arranged on the base control circuit in base shell, base control circuit comprises Charge Management unit, the administrative unit of boosting, charge protection unit, base battery and output interface, external power interface input power charges to base battery through Charge Management unit, base battery is managed single towering out-put supply to output interface by boosting, by exporting to bluetooth earphone power supply after single towering the boosting of the management of boosting, on base battery, be also connected with the charge protection unit for base battery being carried out to charge protection, output interface comprises that base enables contact CHG_EN and base charging contact HP+5V, headset main body comprises earphone outer covering and is arranged on the Bluetooth control circuit in earphone outer covering, Bluetooth control main circuit will comprise bluetooth module, antenna, Flash chip, volume adjusting button, loud speaker, MIC, headset batteries, earphone charge protection unit and charging inlet, antenna is connected on the antenna connection terminal of bluetooth module, volume adjusting button, loud speaker and MIC are connected on bluetooth module, Flash chip is connected on bluetooth module, headset batteries is powered to bluetooth earphone, charging inlet is for being connected with base, charge to headset batteries by base, charging inlet comprises that earphone enables contact CHG_EN and earphone charging contact VCHGI, earphone charge protection unit is connected with headset batteries, enabling contact CHG_EN is connected in headset batteries, charging contact VCHGI charges to headset batteries.
The technical scheme that the utility model solves its technical problem employing further comprises:
Described Flash chip is connected with bluetooth module by SPI interface.
On described base and bluetooth earphone, corresponding position is respectively equipped with magnetic adsorption device.
Waking up on pin of described bluetooth module is connected with triode, and the collector electrode of triode is connected to waking up on pin of bluetooth module, and the base stage of triode is connected with the grounding leg of base by contact.
The beneficial effects of the utility model are: the utility model is in the time of work, in the time base and headset batteries being detected lower than setting voltage, just allow charging, can reduce like this battery unnecessary discharge and recharge number of times, extend battery, reach the effect of energy-saving and environmental protection; In base, can also increase battery, for bluetooth earphone provides electric weight continuation of the journey, make the bluetooth earphone air time longer, needn't often worry that bluetooth earphone is not because having electricity to converse; Reached call auto-pickup and automatically hung up by Intelligent base control circuit, safe driving also can be saved bluetooth earphone battery electric quantity.Meanwhile, can fix bluetooth earphone by base, be not easy to cause bluetooth earphone to lose.
Below in conjunction with the drawings and specific embodiments, the utility model is described further.
Brief description of the drawings
Fig. 1 is the utility model circuit block diagram.
Fig. 2 is base circuit schematic diagram in the utility model.
Fig. 3 is Bluetooth earphone circuit schematic diagram in the utility model.
Fig. 4 is bluetooth earphone antenna interconnecting piece parallel circuit schematic diagram in the utility model.
Fig. 5 is bluetooth earphone audio frequency coupling part circuit theory diagrams in the utility model.
Fig. 6 is bluetooth earphone memory coupling part circuit theory diagrams in the utility model.
Fig. 7 be in the utility model bluetooth earphone by key control section circuit theory diagrams.
Fig. 8 is bluetooth earphone interface coupling part circuit theory diagrams in the utility model.
Embodiment
The present embodiment is the utility model preferred implementation, and other all its principles are identical with the present embodiment or approximate with basic structure, all within the utility model protection range.
The utility model is mainly protected a kind of bluetooth earphone with Based Intelligent Control base, and main body comprises the bluetooth earphone of Based Intelligent Control base and band control contact, and base and bluetooth earphone are structurally designed with corresponding slot, and bluetooth earphone is connected in slot at ordinary times.Incorporated by reference to referring to accompanying drawing l and accompanying drawing 2, in the present embodiment, Based Intelligent Control base designs has base shell and is arranged on the control circuit in base shell, in the present embodiment, control circuit in base shell comprises Charge Management unit, the administrative unit of boosting, charge protection unit and output interface, in the present embodiment, charge by MICRO-USB interface, MICRO-USB interface input power charges to base battery through Charge Management unit, base battery by the administrative unit out-put supply that boosts to output interface, after boosting by the administrative unit of boosting, export to bluetooth earphone power supply, in the present embodiment, on base battery, be also connected with charge protection unit, for base battery is carried out to charge protection.In the present embodiment, Charge Management unit adopts linear charger for lithium ion battery U1 and the peripheral circuit thereof that model is TP4054, when concrete enforcement, also can adopt the charging management chip of other models to realize, in the present embodiment, the administrative unit of boosting adopts model, and the DC-DC that is GPM9082 boosts chip U2 and peripheral circuit thereof are realized, when concrete enforcement, also can adopt the chip that boosts of other models to realize, in the present embodiment, charge protection unit adopts Li battery protection IC U3 and the peripheral circuit thereof that model is XB5358A to realize, when concrete enforcement, also can adopt the chip that boosts of other models to realize.In the present embodiment, output interface comprises and enables contact CHG_EN and charging contact HP+5V.
Incorporated by reference to referring to accompanying drawing 1, accompanying drawing 3 is to accompanying drawing 8, in the utility model, bluetooth earphone part comprises earphone outer covering and is arranged on the Bluetooth control circuit in earphone outer covering, in the present embodiment, Bluetooth control main circuit will comprise bluetooth module, antenna, SPI Flash chip, volume adjusting button, loud speaker, MIC, headset batteries, earphone charge protection unit and charging inlet, in the present embodiment, bluetooth module adopts the Bluetooth chip that model is BCM20745, antenna is connected on the antenna connection terminal of bluetooth module, volume adjusting button, loud speaker and MIC are connected on bluetooth module, SPI Flash chip is connected on bluetooth module, for the use of storage, when concrete enforcement, also can adopt other Flash chip to replace, headset batteries is to other module for power supply in bluetooth earphone, charging inlet is for being connected with base, charge to headset batteries by base, in the present embodiment, charging inlet comprises and enables contact CHG_EN and charging contact VCHGI, earphone charge protection unit is connected with headset batteries, headset batteries is protected, enabling contact CHG_EN is connected in headset batteries, for detection of battery electric quantity, charging contact VCHGI charges to headset batteries.
In the utility model, on base and bluetooth earphone, corresponding position is respectively equipped with magnetic adsorption device, and in the present embodiment, magnetic adsorption device can be two blocks of magnet, or the realization such as a magnet and an iron block.
In use, bluetooth earphone is placed in base the utility model, and the contact CHG_EN that enables on earphone is connected with the contact CHG_EN that enables on base, and the charging contact VCHGI on earphone is connected with the charging contact HP+5V on base.When headset batteries voltage is during lower than a certain low-voltage of circuit design regulation, the pin CE that enables that triode Q1 conducting causes the administrative unit U2 that boosts is high, triggering base battery or external power supply are given to headset batteries by Charge Management U1 unit output 5V and start charging, in charging process, charge protection U3 unit is equivalent to voltage configuration switch, prevents from that base battery from crossing to put or overcharge; Otherwise headset batteries is during higher than a certain low-voltage of circuit design regulation, the pin CE that enables of the administrative unit of boosting U2 is low, can not trigger base battery or external power supply and charge to headset batteries.
Whether the utility model can also contact and the object of waking pin up and reach bluetooth earphone automatic switching of bluetooth earphone main control chip is controlled in triode conducting by contact.The collector electrode (C) of triode is connected with the pin WAKEB that wakes up of bluetooth earphone main control chip, base stage (B) enables pin CALL IN with bluetooth earphone and is connected, and it is corresponding with Intelligent base grounding leg GND by contact that bluetooth earphone enables pin CALL IN.In the time that bluetooth earphone is placed on Intelligent base, it is low that bluetooth earphone enables the lower margin that pin CALL IN is connected to Intelligent base, and transistor base is low, not conducting of triode, transistor collector (C) is high, causes the WAKEB of bluetooth earphone for high, bluetooth earphone shutdown; Otherwise in the time that bluetooth earphone leaves Intelligent base, it is unsettled for high that bluetooth earphone enables pin CALL IN, transistor base (B) is high, triode conducting, and transistor collector (C) is low, it is low causing bluetooth earphone to wake pin WAKEB up, bluetooth earphone start.Above circuit design can reach in the time of cell phone incoming call, picks up bluetooth earphone and can allow bluetooth earphone in start and automatically be connected to mobile phone, realizes the object of auto-pickup; Otherwise after end of conversation, bluetooth earphone is put back to Intelligent base and can be allowed bluetooth earphone shut down and reach the object of hanging up the telephone.
The utility model, in when work, just allows charging in the time base and headset batteries being detected lower than setting voltage, can reduce like this battery unnecessary discharge and recharge number of times, prolongation battery, reaches the effect of energy-saving and environmental protection; In base, can also increase battery, for bluetooth earphone provides electric weight continuation of the journey, make the bluetooth earphone air time longer, needn't often worry that bluetooth earphone is not because having electricity to converse; Reached call auto-pickup and automatically hung up by Intelligent base control circuit, safe driving also can be saved bluetooth earphone battery electric quantity.Meanwhile, can fix bluetooth earphone by base, be not easy to cause bluetooth earphone to lose.

Claims (4)

1. the on-vehicle Bluetooth earphone with Based Intelligent Control base, is characterized in that: described bluetooth earphone comprises base and headset main body, base is provided with the slot for placing headset main body,
Described base comprises base shell and is arranged on the base control circuit in base shell, base control circuit comprises Charge Management unit, the administrative unit of boosting, charge protection unit, base battery and output interface, external power interface input power charges to base battery through Charge Management unit, base battery by the administrative unit out-put supply that boosts to output interface, after boosting by the administrative unit of boosting, export to bluetooth earphone power supply, on base battery, be also connected with the charge protection unit for base battery being carried out to charge protection, output interface comprises that base enables contact CHG_EN and base charging contact HP+5V:
Described headset main body comprises earphone outer covering and is arranged on the Bluetooth control circuit in earphone outer covering, Bluetooth control main circuit will comprise bluetooth module, antenna, Flash chip, volume adjusting button, loud speaker, MIC, headset batteries, earphone charge protection unit and charging inlet, antenna is connected on the antenna connection terminal of bluetooth module, volume adjusting button, loud speaker and MIC are connected on bluetooth module, Flash chip is connected on bluetooth module, headset batteries is powered to bluetooth earphone, charging inlet is for being connected with base, charge to headset batteries by base, charging inlet comprises that earphone enables contact CHG_EN and earphone charging contact VCHGI, earphone charge protection unit is connected with headset batteries, enabling contact CHG_EN is connected in headset batteries, charging contact VCHGI charges to headset batteries.
2. the on-vehicle Bluetooth earphone with Based Intelligent Control base according to claim 1, is characterized in that: described Flash chip is connected with bluetooth module by SPI interface.
3. the on-vehicle Bluetooth earphone with Based Intelligent Control base according to claim 1, is characterized in that: on described base and bluetooth earphone, corresponding position is respectively equipped with magnetic adsorption device.
4. according to the on-vehicle Bluetooth earphone with Based Intelligent Control base described in claim 1 or 2 or 3, it is characterized in that: waking up of described bluetooth module is connected with triode on pin, the collector electrode of triode is connected to waking up on pin of bluetooth module, and the base stage of triode is connected with the grounding leg of base by contact.
CN201420234059.2U 2014-05-06 2014-05-06 Vehicle-mounted Bluetooth headset having intelligent control pedestal Expired - Fee Related CN203859871U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201420234059.2U CN203859871U (en) 2014-05-06 2014-05-06 Vehicle-mounted Bluetooth headset having intelligent control pedestal

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201420234059.2U CN203859871U (en) 2014-05-06 2014-05-06 Vehicle-mounted Bluetooth headset having intelligent control pedestal

Publications (1)

Publication Number Publication Date
CN203859871U true CN203859871U (en) 2014-10-01

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Application Number Title Priority Date Filing Date
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Country Link
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Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2017054136A1 (en) * 2015-09-29 2017-04-06 深圳罗马仕科技有限公司 In-vehicle bluetooth earphone device and control method thereof
CN107484061A (en) * 2017-10-16 2017-12-15 吉安市立讯射频科技股份有限公司 A kind of low-loss wireless Bluetooth headsets
CN108092356A (en) * 2017-12-19 2018-05-29 歌尔股份有限公司 Charging box, wireless device, wireless headset and charging system
CN108933852A (en) * 2018-08-31 2018-12-04 北京轩辕联科技有限公司 Call terminal and call handling method for vehicle

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2017054136A1 (en) * 2015-09-29 2017-04-06 深圳罗马仕科技有限公司 In-vehicle bluetooth earphone device and control method thereof
CN107484061A (en) * 2017-10-16 2017-12-15 吉安市立讯射频科技股份有限公司 A kind of low-loss wireless Bluetooth headsets
CN108092356A (en) * 2017-12-19 2018-05-29 歌尔股份有限公司 Charging box, wireless device, wireless headset and charging system
CN108933852A (en) * 2018-08-31 2018-12-04 北京轩辕联科技有限公司 Call terminal and call handling method for vehicle

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CF01 Termination of patent right due to non-payment of annual fee
CF01 Termination of patent right due to non-payment of annual fee

Granted publication date: 20141001

Termination date: 20160506