CN202997644U - Bluetooth earphone charging case - Google Patents
Bluetooth earphone charging case Download PDFInfo
- Publication number
- CN202997644U CN202997644U CN201220729357XU CN201220729357U CN202997644U CN 202997644 U CN202997644 U CN 202997644U CN 201220729357X U CN201220729357X U CN 201220729357XU CN 201220729357 U CN201220729357 U CN 201220729357U CN 202997644 U CN202997644 U CN 202997644U
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- bluetooth earphone
- charging
- wireless
- control unit
- battery
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Abstract
The utility model provides a Bluetooth earphone charging case. By means of a first connector, a second connector, a charging control unit, a battery and a wireless electric power receiving unit for receiving and converting wireless electric power signals, the Bluetooth earphone charging case achieves a wired charging mode when an external wired power source is input, a wireless charging mode when wireless electric power signals are transmitted and a battery charging mode when there is no external wired power source input and no wireless electric power signal transmission. In the wireless charging mode, the Bluetooth earphone charging case can receive electric power without using a physical power supply connecting line. Therefore, the Bluetooth earphone charging case is immune to the restriction of a commercial power socket position. External connecting cables and plugging operations are fully eliminated. A charging process is made simpler and more convenient.
Description
Technical field
The utility model relates to the charging device technical field, relates in particular to a kind of charging bluetooth earphone box.
Background technology
Bluetooth technology is the open wireless communication technology at a kind of tip of release in 1998, special interest group (the SIG of Bluetooth technology subsequently, Special Interest Group) set up, this tissue is responsible for the exploitation of Bluetooth technology and the work such as formulation of technical protocol.Bluetooth technology can realize wireless connections computer, notebook computer, personal digital assistant (PDA in short-range, Personal Digital Assistant), the portable mobile terminals such as mobile phone, digital camera, allow and wirelessly to link up between various mobile terminals, make the short-range data transmission more convenient.
An important application of Bluetooth technology is exactly bluetooth earphone.Bluetooth earphone is exactly the constraint of having abandoned connecting line with respect to the main advantage of conventional earphone, both hands can be freed when answering or call, and brings advantage to the user, and uses bluetooth earphone very convenient when especially driving.
But, there is following defective at least in bluetooth earphone of the prior art: the common charger that in prior art, bluetooth earphone uses is all with after the voltage stabilizing of civil power transformation, again bluetooth earphone is charged, therefore just can't charge to bluetooth earphone in the place that there is no commercial power socket; Bluetooth earphone generally adopts internal battery, can not image drift moving terminal be the same changes at any time battery, and the battery capacity of bluetooth earphone is smaller, usually needs frequent charge when frequency of utilization is higher, and the charging interval is longer, so the use of bluetooth earphone is subject to certain restrictions; In addition; the part bluetooth earphone is furnished with special charging box; the charging box internal battery; both having can be used as portable power source is charging bluetooth earphone; play again the protective effect of bluetooth earphone and take in effect; present this charging box generally needs circumscripted power line to get civil power self and the bluetooth earphone taken in thereof to be charged, as seen, can't charge to self equally in the place that there is no commercial power socket.
Therefore, need a kind of new charging bluetooth earphone box, to avoid defects.
The utility model content
The purpose of this utility model is to provide a kind of charging bluetooth earphone box, has wireless charging function, can be in the situation that do not use the physical power source connecting line to receive electric power, and more convenient user's use.
For addressing the above problem, the utility model provides a kind of charging bluetooth earphone box, comprises shell and inner charging control unit, battery thereof, is used for receiving and transforming the wireless power receiving element of wireless power signal; Described shell is provided with the groove of accommodating bluetooth earphone and the second connector that is used for connecing outside cable power, is provided with the first connector that is electrically connected to bluetooth earphone, charging control unit and battery in described groove; Described charging control unit is electrically connected to described wireless power receiving element, battery and described the second connector, and when outside cable power input was arranged, described charging control unit was charged to the electric power of outside cable power input in described battery and bluetooth earphone; When inputting without outside cable power but wireless electric power signal transmission arranged, described wireless power receiving element receives and transforms the wireless power signal, and described charging control unit is charged to the electric power that described wireless power receiving element transforms in described battery and bluetooth earphone; Without outside cable power input but also when transmitting without the wireless power signal, described charging control unit was charged to the electric power of described battery storage in described bluetooth earphone when not only.
Further, described charging bluetooth earphone box comprises: the wired charge mode the when input of outside cable power is arranged, the wireless charging pattern when wireless electric power signal transmission is arranged and not only having inputted without outside cable power but also the battery charging mode according to user when transmitting without the wireless power signal.
Further, described charging control unit comprises: for detection of the detection module that whether outside cable power described the second connector of input is arranged and whether wireless electric power signal transmission is arranged; Be used for the output voltage of described battery is boosted, think the boost module of described bluetooth earphone internal cell charging; Being used for selecting suitable charge mode according to the testing result of described detection module is the administration module of charging bluetooth earphone.
Further, also be provided with the selection control switch that is electrically connected to described charging control unit on described shell, be used for selecting the work of described the second connector or wireless power receiving element when existing outside cable power input has again wireless electric power signal transmission.
Further, also be provided with the display screen that is electrically connected to described charging control unit on described shell, be used for showing electrical quantity of bluetooth headset and/or caller id information by the feedback information of described charging control unit.
Further, also be provided with indicator light on described shell, be used for the electric weight of described battery, described wireless power receiving element to the indication of at least a information of the input of the reception of wireless power signal and outside cable power.
Further, described wireless power receiving element receives and transforms the wireless power signal by the mode of way of electromagnetic induction, magnetic resonance mode or electric field conduction.
Further, described the second connector comprises DC plinth or USB plinth.
Further, described the first connector comprises DC joint, USB joint, metal clips or POGO pin.
Compared with prior art, the charging bluetooth earphone box that the utility model provides, by the first connector, the second connector, charging control unit, battery, be used for receiving and transforming the wireless power receiving element of wireless power signal, the wired charge mode when having realized outside cable power input is arranged, the wireless charging pattern when wireless electric power signal transmission is arranged and not only inputted without outside cable power but also the battery charging mode according to user when transmitting without the wireless power signal; The wireless charging pattern can be in the situation that do not use the physical power source connecting line to receive electric power, thereby be not subjected to the restriction of commercial power socket position, saved external connection line cable and Plug Action fully, makes charging process more simple and convenient.
Description of drawings
Fig. 1 is the structural representation of the charging bluetooth earphone box of the utility model specific embodiment.
Fig. 2 is the electrical block diagram of the charging bluetooth earphone box of the utility model specific embodiment.
Fig. 3 is the schematic diagram of the outside cable power input of having of the utility model specific embodiment charging bluetooth earphone box.
Fig. 4 is that the wireless electric power signal of having of the utility model specific embodiment is to the schematic diagram of charging bluetooth earphone box transmission.
Fig. 5 is the charging bluetooth earphone method flow diagram of the utility model specific embodiment.
Embodiment
Core concept of the present utility model is to disclose a kind of charging bluetooth earphone box, comprises shell and inner charging control unit, battery thereof, is used for receiving and transforming the wireless power receiving element of wireless power signal; Described shell is provided with the groove of accommodating bluetooth earphone and the second connector that is used for connecing outside cable power, is provided with the first connector that is electrically connected to bluetooth earphone, charging control unit and battery in described groove; Described charging control unit is electrically connected to described wireless power receiving element, battery and described the second connector, and when outside cable power input was arranged, described charging control unit was charged to the electric power of outside cable power input in described battery and bluetooth earphone; When inputting without outside cable power but wireless electric power signal transmission arranged, described wireless power receiving element receives and transforms the wireless power signal, and described charging control unit is charged to the electric power that described wireless power receiving element transforms in described battery and bluetooth earphone; Without outside cable power input but also when transmitting without the wireless power signal, described charging control unit was charged to the electric power of described battery storage in described bluetooth earphone when not only.
For the purpose of this utility model, feature are become apparent, below in conjunction with accompanying drawing, embodiment of the present utility model is further described, yet the utility model can be realized with different forms, should not think just to be confined to described embodiment.
Figure 1 shows that the structural representation of the charging bluetooth earphone box of the utility model specific embodiment.
Figure 2 shows that the electrical block diagram of the charging bluetooth earphone box of the utility model specific embodiment.
In Fig. 1,100 is the charging box shell, and internal main will be made of wireless power receiving element 110, charging control unit 111, battery 112 and the first connector 113, the second connector 114, can place bluetooth earphone to be charged in groove 120.
Wherein, please refer to Fig. 1 and Fig. 2, the second connector 114 is used for connecting outside cable power, and the first connector 113 can be arranged on sidewall or the bottom of described groove 120, is electrically connected to bluetooth earphone to be charged, charging control unit 111 and battery 112; Described charging control unit 111 is electrically connected to described wireless power receiving element 110, battery 112 and described the second connector 114.The first connector 113 and bluetooth earphone be subjected between electricity mouthful be electrically connected to and the second connector 114 and external cable power between be electrically connected to and be physical connection.
Preferably, described the second connector 114 comprises DC plinth or USB plinth, with the grafting (can connect the USB power-supply devices such as computer, realize the USB charging) of the grafting that realizes common cable power adapter or USB attaching plug.
Described the first connector 113 and bluetooth earphone mouthful are matched by electricity, when bluetooth earphone be subjected to electricity mouthful for the DC plinth time, the first connector 113 comprises the DC joint, when bluetooth earphone be subjected to electricity mouthful for the USB plinth time, the first connector 113 comprises the USB joint.Be subjected to electricity mouthful when the specially designed non-general-purpose interface when bluetooth earphone, the first connector 113 is connector with matching, is commonly called as " spring probe " such as metal clips, POGO pin() etc. meet the physical contact formula connector that is subjected to electric degree of lip-rounding formula of bluetooth earphone.
Please refer to Fig. 2, in the present embodiment, described charging control unit comprises: detection module 1110, for detection of whether outside cable power 201 described the second connectors 114 of input being arranged and whether wireless electric power signal transmission is arranged, the wireless power signal that wireless power signal projector 202 sends namely whether can be detected; Boost module 1112 is used for the output voltage of described battery 112 is boosted, and makes it to bring up to the charging voltage that described bluetooth earphone 200 needs, and then the electrical power storage that battery 112 can be stored is in bluetooth earphone 200 internal cells; Administration module 1111, being used for selecting suitable charge mode according to the testing result of described detection module 1110 is bluetooth earphone 200 chargings.
The bluetooth charging box of the present embodiment is mainly bluetooth earphone three kinds of charge modes is provided: wired charge mode, wireless charging pattern, battery charging mode according to user, that is: please refer to Fig. 2 and Fig. 3, when outside cable power 201 input is arranged, described charging control unit is charged to the electric power of outside cable power 201 inputs in described battery 112 and bluetooth earphone 200, realizes wired charge mode; Please refer to Fig. 2 and Fig. 4, when inputting without outside cable power but wireless electric power signal transmission arranged, described wireless power receiving element 110 receives and transforms the wireless power signal, described charging control unit is charged to the electric power that described wireless power receiving element 110 transforms in described battery 112 and bluetooth earphone 200, realizes the wireless charging pattern; Without outside cable power input but also when transmit without the wireless power signal, the electric power that described charging control unit is stored described battery 112 was charged in described bluetooth earphone 200, realized battery charging mode according to user when not only.
Wherein, please refer to Fig. 2 and Fig. 4, described wireless power receiving element can receive and transform the wireless power signal by the mode of way of electromagnetic induction, magnetic resonance mode or electric field conduction.When adopting electromagnetic induction or magnetic resonance mode, wireless power receiving element 110 is receiving coil, carry out electromagnetic coupled reception electric power with the transmitting coil 203 of wireless power transmission device 202, and when adopting the electric field conduction pattern, the interchangeable battery lead plate of doing of wireless power receiving element 110 receives and transforms by field coupled the wireless power signal that wireless power transmission device 202 is launched.
Preferably, also be provided with the selection control switch that is electrically connected to described charging control unit on described shell, be used for when existing outside cable power input has again wireless electric power signal transmission, the user selects described the second connector or the work of wireless power receiving element, so that can independently select wired charge mode or wireless charging pattern.
Preferably, also be provided with the display screen that is electrically connected to described charging control unit on described shell, be used for showing electrical quantity of bluetooth headset and/or caller id information by the feedback information of described charging control unit.
Preferably, also be provided with indicator light on described shell, be used for the electric weight of described battery, described wireless power receiving element to the indication of at least a information of the input of the reception of wireless power signal and outside cable power.
Preferably, also be provided with start key on described shell, be used for starting the work such as wireless power receiving element, charging control unit.
Therefore, the charging bluetooth earphone box that the utility model provides, it is a kind of charging bluetooth earphone box with wireless charging (or non-contact charge) function, by the first connector, the second connector, charging control unit, battery, be used for receiving and transforming the wireless power receiving element of wireless power signal, can realize three kinds of charge modes: the wired charge mode when outside cable power input is arranged, the wireless charging pattern when wireless electric power signal transmission is arranged and not only inputted without outside cable power but also the battery charging mode according to user when transmitting without the wireless power signal; Wherein, the wireless charging pattern can be in the situation that do not use the physical power source connecting line to receive electric power, thereby make the charging of bluetooth earphone not be subjected to the restriction of commercial power socket position, and saved external connection line cable and Plug Action fully simultaneously, make charging process more simple and convenient.
Please refer to Fig. 5, the utility model also provides a kind of and uses one of above-mentioned charging bluetooth earphone box to the method for charging bluetooth earphone, and comprising: step S51 is placed in a bluetooth earphone in the groove of described shell; Step S52 starts charging control unit and wireless power receiving element; Step S53, whether described charging control unit detects described the second connector place outside cable power input; If have, execution in step S54: the electric power of outside cable power input is charged in described battery and bluetooth earphone; If nothing, execution in step S55: described charging control unit detects whether wireless electric power signal transmission is arranged; If have, execution in step S56: described wireless power receiving element receives and transforms the wireless power signal, and described charging control unit is charged to the electric power that described wireless power receiving element transforms in described battery and bluetooth earphone; If nothing, execution in step S57: described charging control unit is charged to the electric power of described battery storage in described bluetooth earphone.
Therefore, the charging bluetooth earphone method that the utility model provides, whether outside cable power input is arranged and whether wireless electric power signal transmission is arranged by detecting, can be from three kinds of charge modes be that bluetooth earphone is selected suitable charge mode, three kinds of charge modes be: the wired charge mode when outside cable power input is arranged, the wireless charging pattern when wireless electric power signal transmission is arranged and not only inputted without outside cable power but also the battery charging mode according to user when transmitting without the wireless power signal; Wherein, the wireless charging pattern can be in the situation that do not use the physical power source connecting line to receive electric power, thereby make the charging of bluetooth earphone not be subjected to the restriction of commercial power socket position, and saved external connection line cable and Plug Action fully simultaneously, make charging process more simple and convenient.
Obviously, those skilled in the art can carry out various changes and modification and not break away from spirit and scope of the present utility model utility model.Like this, if within of the present utility model these are revised and modification belongs to the scope of the utility model claim and equivalent technologies thereof, the utility model also is intended to comprise these changes and modification interior.
Claims (9)
1. a charging bluetooth earphone box, is characterized in that, comprises shell and inner charging control unit, battery thereof, is used for receiving and transforming the wireless power receiving element of wireless power signal; Described shell is provided with the groove of accommodating bluetooth earphone and the second connector that is used for connecing outside cable power, is provided with the first connector that is electrically connected to bluetooth earphone, charging control unit and battery in described groove; Described charging control unit is electrically connected to described wireless power receiving element, battery and described the second connector, and when outside cable power input was arranged, described charging control unit was charged to the electric power of outside cable power input in described battery and bluetooth earphone; When inputting without outside cable power but wireless electric power signal transmission arranged, described wireless power receiving element receives and transforms the wireless power signal, and described charging control unit is charged to the electric power that described wireless power receiving element transforms in described battery and bluetooth earphone; Without outside cable power input but also when transmitting without the wireless power signal, described charging control unit was charged to the electric power of described battery storage in described bluetooth earphone when not only.
2. charging bluetooth earphone box as claimed in claim 1, it is characterized in that, comprise: the wired charge mode the when input of outside cable power is arranged, the wireless charging pattern when wireless electric power signal transmission is arranged and not only having inputted without outside cable power but also the battery charging mode according to user when transmitting without the wireless power signal.
3. charging bluetooth earphone box as claimed in claim 1 or 2, is characterized in that, described charging control unit comprises: for detection of the detection module that whether outside cable power described the second connector of input is arranged and whether wireless electric power signal transmission is arranged; Be used for the output voltage of described battery is boosted, think the boost module of described bluetooth earphone internal cell charging; Being used for selecting suitable charge mode according to the testing result of described detection module is the administration module of charging bluetooth earphone.
4. charging bluetooth earphone box as claimed in claim 1, it is characterized in that, also be provided with the selection control switch that is electrically connected to described charging control unit on described shell, be used for selecting the work of described the second connector or wireless power receiving element when existing outside cable power input has again wireless electric power signal transmission.
5. charging bluetooth earphone box as claimed in claim 1, it is characterized in that, also be provided with the display screen that is electrically connected to described charging control unit on described shell, be used for showing electrical quantity of bluetooth headset and/or caller id information by the feedback information of described charging control unit.
6. charging bluetooth earphone box as claimed in claim 1, it is characterized in that, also be provided with indicator light on described shell, be used for the electric weight of described battery, described wireless power receiving element to the indication of at least a information of the input of the reception of wireless power signal and outside cable power.
7. charging bluetooth earphone box as claimed in claim 1, is characterized in that, described wireless power receiving element receives and transform the wireless power signal by the mode of way of electromagnetic induction, magnetic resonance mode or electric field conduction.
8. charging bluetooth earphone box as claimed in claim 1, is characterized in that, described the second connector comprises DC plinth or USB plinth.
9. charging bluetooth earphone box as claimed in claim 1, is characterized in that, described the first connector comprises DC joint, USB joint, metal clips or POGO pin.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201220729357XU CN202997644U (en) | 2012-12-26 | 2012-12-26 | Bluetooth earphone charging case |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201220729357XU CN202997644U (en) | 2012-12-26 | 2012-12-26 | Bluetooth earphone charging case |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202997644U true CN202997644U (en) | 2013-06-12 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201220729357XU Withdrawn - After Issue CN202997644U (en) | 2012-12-26 | 2012-12-26 | Bluetooth earphone charging case |
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| CN103078365A (en) * | 2012-12-26 | 2013-05-01 | 青岛歌尔声学科技有限公司 | Bluetooth headset charging box and charging method thereof |
| CN104242896A (en) * | 2014-08-20 | 2014-12-24 | 络达科技股份有限公司 | Electronic type contact detection circuit and applied portable electronic system thereof |
| CN104918155A (en) * | 2015-04-24 | 2015-09-16 | 成都迈奥信息技术有限公司 | Bluetooth earphone integrated with sound recording function |
| CN106451605A (en) * | 2016-08-30 | 2017-02-22 | 聚动（厦门）科技有限公司 | Earphone charging device with flashlight function |
| CN106560113A (en) * | 2015-09-30 | 2017-04-12 | 苹果公司 | Earbud Case With Receptacle Connector For Earbuds |
| CN106684978A (en) * | 2016-12-19 | 2017-05-17 | 宇龙计算机通信科技(深圳)有限公司 | Charging circuit, charging control method of charging circuit, and terminal |
| CN107040014A (en) * | 2016-02-04 | 2017-08-11 | 广达电脑股份有限公司 | Charging device |
| CN107302847A (en) * | 2015-02-10 | 2017-10-27 | 卡斯卡特公司 | Wireless power transfer and communication for industrial equipment |
| CN108352850A (en) * | 2015-08-29 | 2018-07-31 | 布拉吉有限公司 | The SMART SKIN and method of power for managing corresponding wireless headset |
| CN109218889A (en) * | 2018-09-18 | 2019-01-15 | 歌尔科技有限公司 | A kind of means of communication, system, wireless headset and charging box |
| WO2019090540A1 (en) * | 2017-11-08 | 2019-05-16 | 深圳市沃特沃德股份有限公司 | Wireless headphones charging box, control method and device therefor |
| WO2020019178A1 (en) * | 2018-07-25 | 2020-01-30 | 深圳市立健达精密工业有限公司 | Wireless receiving and charging protective sleeve for wireless earpiece |
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2012
- 2012-12-26 CN CN201220729357XU patent/CN202997644U/en not_active Withdrawn - After Issue
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| CN103078365A (en) * | 2012-12-26 | 2013-05-01 | 青岛歌尔声学科技有限公司 | Bluetooth headset charging box and charging method thereof |
| CN104242896A (en) * | 2014-08-20 | 2014-12-24 | 络达科技股份有限公司 | Electronic type contact detection circuit and applied portable electronic system thereof |
| CN107302847A (en) * | 2015-02-10 | 2017-10-27 | 卡斯卡特公司 | Wireless power transfer and communication for industrial equipment |
| CN107302847B (en) * | 2015-02-10 | 2021-04-27 | 卡斯卡特公司 | Wireless power transfer and communication for industrial equipment |
| CN104918155A (en) * | 2015-04-24 | 2015-09-16 | 成都迈奥信息技术有限公司 | Bluetooth earphone integrated with sound recording function |
| CN108352850A (en) * | 2015-08-29 | 2018-07-31 | 布拉吉有限公司 | The SMART SKIN and method of power for managing corresponding wireless headset |
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| US11944172B2 (en) | 2015-09-30 | 2024-04-02 | Apple Inc. | Portable listening device with sensors |
| US10097913B2 (en) | 2015-09-30 | 2018-10-09 | Apple Inc. | Earbud case with charging system |
| CN106560113A (en) * | 2015-09-30 | 2017-04-12 | 苹果公司 | Earbud Case With Receptacle Connector For Earbuds |
| US11690428B2 (en) | 2015-09-30 | 2023-07-04 | Apple Inc. | Portable listening device with accelerometer |
| US10212506B2 (en) | 2015-09-30 | 2019-02-19 | Apple Inc. | Case with magnetic over-center mechanism |
| US10225637B2 (en) | 2015-09-30 | 2019-03-05 | Apple Inc. | Magnetic retention of earbud within cavity |
| CN110150818B (en) * | 2015-09-30 | 2021-08-24 | 苹果公司 | Earplug case with insert |
| CN110150818A (en) * | 2015-09-30 | 2019-08-23 | 苹果公司 | Earplug box with insertion piece |
| US10397682B2 (en) | 2015-09-30 | 2019-08-27 | Apple Inc. | Earbuds with acoustic insert |
| US10397683B2 (en) | 2015-09-30 | 2019-08-27 | Apple Inc. | Case with torsion spring over-center mechanism |
| US11026010B2 (en) | 2015-09-30 | 2021-06-01 | Apple Inc. | Portable listening device with sensors |
| EP3570557A1 (en) * | 2015-09-30 | 2019-11-20 | Apple Inc. | Earbud case with charging system |
| US11026011B2 (en) | 2015-09-30 | 2021-06-01 | Apple Inc. | Wireless earbud |
| US10904652B2 (en) | 2015-09-30 | 2021-01-26 | Apple Inc. | Earbud case with insert |
| US10681446B2 (en) | 2015-09-30 | 2020-06-09 | Apple Inc. | Earbud case with pairing button |
| CN107040014A (en) * | 2016-02-04 | 2017-08-11 | 广达电脑股份有限公司 | Charging device |
| CN107040014B (en) * | 2016-02-04 | 2019-09-27 | 广达电脑股份有限公司 | charging device |
| CN106451605A (en) * | 2016-08-30 | 2017-02-22 | 聚动（厦门）科技有限公司 | Earphone charging device with flashlight function |
| CN106684978A (en) * | 2016-12-19 | 2017-05-17 | 宇龙计算机通信科技(深圳)有限公司 | Charging circuit, charging control method of charging circuit, and terminal |
| WO2019090540A1 (en) * | 2017-11-08 | 2019-05-16 | 深圳市沃特沃德股份有限公司 | Wireless headphones charging box, control method and device therefor |
| US10608450B2 (en) | 2018-05-22 | 2020-03-31 | Microsoft Technology Licensing, Llc | Power polarity detection for accessory mode change |
| WO2020019178A1 (en) * | 2018-07-25 | 2020-01-30 | 深圳市立健达精密工业有限公司 | Wireless receiving and charging protective sleeve for wireless earpiece |
| CN109218889A (en) * | 2018-09-18 | 2019-01-15 | 歌尔科技有限公司 | A kind of means of communication, system, wireless headset and charging box |
| US11172101B1 (en) | 2018-09-20 | 2021-11-09 | Apple Inc. | Multifunction accessory case |
| CN112468914A (en) * | 2019-09-06 | 2021-03-09 | 炬芯科技股份有限公司 | Multifunctional charging box control method, multifunctional charging box and Bluetooth headset |
| CN112468914B (en) * | 2019-09-06 | 2023-03-24 | 炬芯科技股份有限公司 | Multifunctional charging box control method, multifunctional charging box and Bluetooth headset |
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