CN210246374U - Charging base for communicating with Bluetooth headset - Google Patents
Charging base for communicating with Bluetooth headset Download PDFInfo
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- CN210246374U CN210246374U CN201921586223.5U CN201921586223U CN210246374U CN 210246374 U CN210246374 U CN 210246374U CN 201921586223 U CN201921586223 U CN 201921586223U CN 210246374 U CN210246374 U CN 210246374U
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- bluetooth headset
- charging base
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Abstract
The utility model discloses a charging base for communicating with bluetooth headset, charging base includes the charging base body that has the lid structure, charging base and bluetooth headset match, and charging base includes first interface, first communication circuit, controller and first input device, first interface with first communication circuit is connected, first communication circuit still with first input device respectively with the controller is connected, first interface still with on the bluetooth headset matched second interface connection, the second interface realizes charging base and bluetooth headset's communication connection through connecting the second communication circuit on the bluetooth headset; the beneficial effects are as follows: the first interface and the second interface which are matched are arranged, the respective communication circuits are connected, one-to-one communication operation of the charging base and the Bluetooth headset is achieved directly, auxiliary communication of other third-party equipment is not needed, and use convenience is improved.
Description
Technical Field
The utility model relates to a charging base technical field, concretely relates to charging base for with bluetooth headset communication.
Background
In the existing bluetooth headset function development, in order to enable the headset to achieve the best using effect, operations are often required to establish communication between the base and the headset to send an operation instruction, for example, during production, modification of some matching parameters, bluetooth pairing name and address and the like is often carried out at irregular time, or in order to improve the use feeling of a user, the operation instruction is sent through communication between the base and the headset to achieve partial functions of the headset, such as startup, pairing and the like. In summary, the need for establishing communication between the base and the headset is increasing. In some existing bluetooth headset charging bases at present, most of the existing bluetooth headset charging bases only have a single charging function, and a few of the existing bluetooth headset charging bases with communication functions often need to realize the communication function by means of third-party equipment, so that a pair of bluetooth headset charging bases cannot be directly subjected to communication operation between the bluetooth headset and the charging base.
Disclosure of Invention
The utility model aims to provide a: the charging base for the Bluetooth headset is provided to overcome the defect that the Bluetooth headset and the charging base cannot be communicated one by one in the prior art.
The utility model discloses the technical scheme who takes does: the utility model provides a charging base for communicating with bluetooth headset, is including the charging base body that has the lid structure, charging base matches with bluetooth headset, charging base including be used for with first interface, first communication circuit, controller and the first input device that bluetooth headset connects, first interface with first communication circuit connects, first communication circuit still with first input device respectively with the controller is connected, first interface still with the last second interface connection who matches of bluetooth headset, the second interface is through connecting second communication circuit on the bluetooth headset realizes charging base and bluetooth headset's communication connection.
As an optional implementation manner of the present application, the bluetooth headset further includes a charging management module, a bluetooth chip, and a second input device, the second communication circuit, the charging management module, and the second input device are respectively connected to the bluetooth chip, and the second communication circuit is further connected to the charging management module.
As an optional embodiment of the present application, the first input device includes a first sensor and a first key; the second input device comprises a second sensor and a second key;
the first sensor and the second sensor both adopt Hall sensors, the first key adopts a physical key, and the second key adopts a touch IC.
As an optional implementation manner of this application, first communication circuit includes the same communication sub-circuit of two way structures, the communication sub-circuit includes first transmission port, first receiving port, resistance R8, resistance R9, resistance R10 and electric capacity C3, first transmission port and first receiving port respectively with the serial ports of controller connect, first transmission port concatenates behind the resistance R10 with electric capacity C3's one end is connected, electric capacity C3's one end still concatenates behind the resistance R9 with first receiving port connects, electric capacity C3's the other end with first interface connection, electric capacity C3's both ends parallel arrangement resistance R8.
As an optional implementation of this application, the second communication circuit includes that the second sends port, second and receives port, resistance R4, resistance R3, resistance R5 and electric capacity C1, the second send port and second receive port respectively with the serial ports of bluetooth chip connect, the second send the port concatenate behind the resistance R3 with electric capacity C1's one end is connected, electric capacity C1's one end still concatenates behind the resistance R4 with the second receives the port and connects, electric capacity C1's the other end pass through the magnetic bead with second interface connection, electric capacity C1's both ends parallel arrangement resistance R5.
As an alternative embodiment of the present application, the other end of the capacitor C1 is further connected to the charging management module through a charging switching device.
By adopting the technical scheme, the method has the following advantages: the utility model provides a charging base for with bluetooth headset communication, under the prerequisite that does not influence the base function of charging, utilize to set up assorted first interface and second interface, couple together respective communication circuit, realize that charging base is direct to communicate the operation with bluetooth headset one to one, need not be with the help of other third party equipment auxiliary communication, improved the convenience of using.
Drawings
Fig. 1 is a block diagram illustrating a charging base for communicating with a bluetooth headset according to an embodiment of the present invention;
fig. 2 is a block diagram of a bluetooth headset according to an embodiment of the present invention;
fig. 3 is a schematic circuit diagram of a part of a charging base according to an embodiment of the present invention;
fig. 4 is a schematic circuit diagram of a part of the bluetooth headset in the embodiment of the present invention.
Detailed Description
Specific embodiments of the present invention will be described in detail below, and it should be noted that the embodiments described herein are only for illustration and are not intended to limit the present invention. In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present invention. However, it will be apparent to one of ordinary skill in the art that: it is not necessary to employ these specific details to practice the invention. In other instances, well-known circuits, software, or methods have not been described in detail so as not to obscure the present invention.
Throughout the specification, reference to "one embodiment," "an embodiment," "one example," or "an example" means: the particular features, structures, or characteristics described in connection with the embodiment or example are included in at least one embodiment of the present invention. Thus, the appearances of the phrases "in one embodiment," "in an embodiment," "one example" or "an example" in various places throughout this specification are not necessarily all referring to the same embodiment or example. Furthermore, the particular features, structures, or characteristics may be combined in any suitable combination and/or sub-combination in one or more embodiments or examples. Further, those of ordinary skill in the art will appreciate that the illustrations provided herein are for illustrative purposes and are not necessarily drawn to scale.
The present invention will be described in detail with reference to the accompanying drawings.
Referring to fig. 1 to 2, a charging base for communicating with a bluetooth headset includes a charging base body having a box cover structure, the charging base is matched with the bluetooth headset, the charging base includes a first interface, a first communication circuit, a controller and a first input device, the first interface is connected with the first communication circuit, the first communication circuit is further connected with the first input device respectively connected with the controller, the first interface is further connected with a second interface, which is matched with the bluetooth headset, on the bluetooth headset, the second interface is connected with a second communication circuit on the bluetooth headset, so that the communication connection between the charging base and the bluetooth headset is realized.
Specifically, as can be seen from fig. 1, the charging base of the present embodiment has a charging function, which is a well-developed prior art and is not described herein again; the charging base further comprises a lithium battery, a circuit detection circuit, a plurality of LED lamps, a Type-C charging port, a wireless charging module, a charging and boosting IC, load detection and the like, and the specific connection relation is shown in FIG. 1; it should be noted that, in this embodiment, a pair of bluetooth headsets are placed in a box cover of the charging base, a thimble in fig. 1 is a first interface, a first communication circuit is the left ear communication module and the right ear communication module, and the first input device includes a first sensor and a first key; the first sensor is a Hall sensor and is used for detecting the state of a box cover of the charging base, namely the opening state or the closing state; the first key is used for receiving the pressing operation of a user to generate a trigger signal; for example, after the user operates the charging base, the communication is actively started, the communication is started after a single pulse is sent, and the earphone is charged after the communication is overtime or the hand is waved; the first key adopts a physical key or a touch IC;
similarly, referring to fig. 2, taking one of the pair of bluetooth headsets as an example, the bluetooth headset further includes a charging management module, a bluetooth chip, and a second input device, the second communication circuit, the charging management module, and the second input device are respectively connected to the bluetooth chip, and the second communication circuit is further connected to the charging management module; the second input device comprises a second sensor and a second key, the second sensor is a Hall sensor and is used for detecting real-time state signals of the Bluetooth headset, and the real-time state signals comprise a delivery signal and a delivery signal; the Bluetooth headset is placed in the charging base to be put in a bin, and the Bluetooth headset is taken out of the charging base to be taken out of the bin; the second key adopts a touch IC;
the thimble in fig. 2 is the second interface promptly, and communication module is second communication circuit promptly, and bluetooth headset still is including the lithium cell, MIC, antenna, LED lamp, speaker and the detection device that goes into the ear that sets up, go into ear detection device and be used for judging whether to wear bluetooth headset income ear, can avoid the maloperation of artificial contact through this function, go into ear detection device and can adopt touch electrode to realize, produce the signal of telecommunication that changes behind the contact human skin, no longer give consideration to here.
Through the scheme, the first interface and the second interface are used as a charging interface and a communication interface, on the premise of having a charging function, the first interface and the second interface which are matched are arranged, and respective communication circuits are connected, so that the charging base directly performs one-to-one communication operation with the Bluetooth headset without the aid of other third-party equipment, and the use convenience is improved, for example, in fig. 3 and 4, T1 represents a thimble anode, and CHG + is also connected with T1; t2 represents the thimble negative, CHG-is also connected to T2.
Referring to fig. 3 and 4, a partial schematic circuit diagram related to the innovation point of the present invention is shown, as in fig. 3, the first communication circuit includes two communication sub-circuits with the same structure, the communication sub-circuit includes a first sending port, a first receiving port, a resistor R8, a resistor R9, a resistor R10 and a capacitor C3, the first sending port and the first receiving port are respectively connected to the serial port of the controller, the first sending port is connected to the resistor R10 in series and then connected to one end of the capacitor C3, one end of the capacitor C3 is connected to the resistor R9 in series and then connected to the first receiving port, the other end of the capacitor C3 is connected to the first interface, and two ends of the capacitor C3 are connected to the resistor R8 in parallel. It should be noted that the communication sub-circuit here is the left ear communication module or the right ear communication module, and the communication sub-circuit of the left ear is exemplified in this embodiment to facilitate better understanding of the working process thereof;
the device functions are as follows:
the PMOS Q1 is used for charging and communication switching, 5V voltage can be generated on a circuit when the base is subjected to boost output, R13 is used for limiting the reverse current of a UART port, C33 is used for accelerating level change during serial port communication, and Q2 is used for load detection;
charging the Bluetooth headset:
the base is opened Q1 (namely PMOS Q1) and simultaneously the boosting is started, so that the Bluetooth headset can be charged, then the charging current of the Bluetooth headset is detected, the current is low and lasts for 10s, the headset is considered to be fully charged, the load detection is invalid when the Q1 is opened, and at the moment, the judgment is carried out through the charging current of the headset;
UART communication:
the base is closed to Q1, CTRL _ DET _ OUT outputs high level, namely UART communication can be started, at the moment, load detection is effective, the Bluetooth headset access can detect high level at the DET _ OUT _ L pin, and the Bluetooth headset access is low level when no headset exists; the voltage on the thimble of the base is (Vbat-0.6V);
after Q1 is turned off, the BASE receiving state is that BASE _ TX _ L (i.e., the first sending port) is set as input, BASE _ RX _ L (i.e., the first receiving port) is set as input, and serial port receiving is started, and at this time, BASE _ RX _ L can receive the serial port message of the bluetooth headset;
after Q1 is closed, the BASE sends a state of BASE _ TX _ L as output, BASE _ RX _ L as input, and serial port receiving is closed, and at this time BASE _ TX _ L sends serial port information;
the signals of CUR _ OUT and CTRL _ DET _ OUT are from the controller, and each signal pin is connected with the ejector pin element on the base;
the DET _ OUT _ L signal comes from the controller, and each signal pin is connected with a base thimble _ L (left ear load detection thimble, namely CHG +).
In fig. 4, the second communication circuit includes a second sending port, a second receiving port, a resistor R4, a resistor R3, a resistor R5, and a capacitor C1, where the second sending port and the second receiving port are respectively connected to a serial port of the bluetooth chip, the second sending port is connected to one end of the capacitor C1 after being connected to the resistor R3 in series, one end of the capacitor C1 is further connected to the second receiving port after being connected to the resistor R4 in series, the other end of the capacitor C1 is connected to the second interface through a magnetic bead, and the resistor R5 is connected to two ends of the capacitor C1 in parallel; the other end of the capacitor C1 is further connected to the charging management module (i.e., charging IC) through a charging switch device, and when in use, the charging management module adopts a WS4538Q chip.
As can be seen, the communication sub-circuit and the second communication circuit are similar in structure, and are configured as a single bus communication circuit.
In fig. 4, the PMOS Q1 is used for charging and communication switching, the bluetooth chip CHARG _ CTRL pin outputs a high level in the charging state, (forcibly turns on charging in the power-on state) or inputs a floating state (default power-on charging in the power-off state) to turn on the Q1, and the bluetooth chip CHARG _ CTRL pin outputs a low level in the communication state, forcibly turns off charging, and turns on communication; the DET pin is used for touching the IC to detect the pulse on the charging thimble, and the Bluetooth chip is reset by more than 5 effective pulses; the EAR _ TX and the EAR _ RX are used for serial port communication, and the state switching is consistent with the base;
the DET signal comes from a charging thimble, and a signal pin of the DET signal is connected with the earphone touch IC; VBUS denotes a power source, coming from the charging IC (i.e. the charging management module).
Finally, it should be noted that the above description is only a specific embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any changes or substitutions that can be easily conceived by those skilled in the art within the technical scope of the present invention should be covered by the protection scope of the present invention.
Claims (6)
1. The utility model provides a charging base for communicating with bluetooth headset, is including the charging base body that has the lid structure, a serial communication port, charging base matches with bluetooth headset, charging base including be used for with first interface, first communication circuit, controller and the first input device that bluetooth headset connects, first interface with first communication circuit connects, first communication circuit still with first input device respectively with the controller is connected, first interface still with the last second interface connection who matches of bluetooth headset, the second interface is through connecting second communication circuit on the bluetooth headset realizes charging base and bluetooth headset's communication connection.
2. The charging base for communicating with a bluetooth headset of claim 1, wherein the bluetooth headset further comprises a charging management module, a bluetooth chip and a second input device, the second communication circuit, the charging management module and the second input device are respectively connected with the bluetooth chip, and the second communication circuit is further connected with the charging management module.
3. A charging base for communicating with a bluetooth headset according to claim 2, characterized in that the first input means comprises a first sensor and a first key; the second input device comprises a second sensor and a second key;
the first sensor and the second sensor both adopt Hall sensors, the first key adopts a physical key, and the second key adopts a touch IC.
4. The charging base for communicating with the bluetooth headset of claim 1 or 2, wherein the first communication circuit comprises two communication sub-circuits with the same structure, the communication sub-circuits comprise a first transmitting port, a first receiving port, a resistor R8, a resistor R9, a resistor R10 and a capacitor C3, the first transmitting port and the first receiving port are respectively connected to the serial port of the controller, the first transmitting port is connected to the resistor R10 in series and then connected to one end of the capacitor C3, one end of the capacitor C3 is further connected to the resistor R9 in series and then connected to the first receiving port, the other end of the capacitor C3 is connected to the first interface, and two ends of the capacitor C3 are connected to the resistor R8 in parallel.
5. The charging base according to claim 2, wherein the second communication circuit comprises a second transmitting port, a second receiving port, a resistor R4, a resistor R3, a resistor R5 and a capacitor C1, the second transmitting port and the second receiving port are respectively connected to the serial port of the bluetooth chip, the second transmitting port is connected to one end of the capacitor C1 after being connected to the resistor R3 in series, one end of the capacitor C1 is connected to the second receiving port after being connected to the resistor R4 in series, the other end of the capacitor C1 is connected to the second interface through a magnetic bead, and the resistor R5 is connected to two ends of the capacitor C1 in parallel.
6. The charging base for communicating with a bluetooth headset of claim 5, wherein the other end of the capacitor C1 is further connected to the charging management module through a charging switching device.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921586223.5U CN210246374U (en) | 2019-09-23 | 2019-09-23 | Charging base for communicating with Bluetooth headset |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921586223.5U CN210246374U (en) | 2019-09-23 | 2019-09-23 | Charging base for communicating with Bluetooth headset |
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| CN210246374U true CN210246374U (en) | 2020-04-03 |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110474403A (en) * | 2019-09-23 | 2019-11-19 | 深圳市安特信技术有限公司 | A kind of charging base and implementation method for being communicated with bluetooth headset |
| WO2022142983A1 (en) * | 2020-12-29 | 2022-07-07 | Oppo广东移动通信有限公司 | Detection method, detection apparatus, storage medium, and bearer device |
-
2019
- 2019-09-23 CN CN201921586223.5U patent/CN210246374U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110474403A (en) * | 2019-09-23 | 2019-11-19 | 深圳市安特信技术有限公司 | A kind of charging base and implementation method for being communicated with bluetooth headset |
| CN110474403B (en) * | 2019-09-23 | 2024-06-18 | 深圳市安特信技术有限公司 | Charging base for communication with Bluetooth headset and implementation method |
| WO2022142983A1 (en) * | 2020-12-29 | 2022-07-07 | Oppo广东移动通信有限公司 | Detection method, detection apparatus, storage medium, and bearer device |
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