CN206042256U - Bluetooth headset audio amplifier integrated device - Google Patents

Bluetooth headset audio amplifier integrated device Download PDF

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Publication number
CN206042256U
CN206042256U CN201620705900.0U CN201620705900U CN206042256U CN 206042256 U CN206042256 U CN 206042256U CN 201620705900 U CN201620705900 U CN 201620705900U CN 206042256 U CN206042256 U CN 206042256U
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CN
China
Prior art keywords
interface
audio amplifier
bluetooth earphone
audio
earphone
Prior art date
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Active
Application number
CN201620705900.0U
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Chinese (zh)
Inventor
叶惠茹
段凯敏
冉刚伟
许水华
贺小明
刘志雄
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Shenzhen 3nod Acousticlink Co Ltd
Shenzhen 3Nod Digital Technology Co Ltd
Guangxi 3Nod Digital Technology Co Ltd
Original Assignee
Shenzhen 3nod Acousticlink Co Ltd
Shenzhen 3Nod Digital Technology Co Ltd
Guangxi 3Nod Digital Technology Co Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Shenzhen 3nod Acousticlink Co Ltd, Shenzhen 3Nod Digital Technology Co Ltd, Guangxi 3Nod Digital Technology Co Ltd filed Critical Shenzhen 3nod Acousticlink Co Ltd
Priority to CN201620705900.0U priority Critical patent/CN206042256U/en
Application granted granted Critical
Publication of CN206042256U publication Critical patent/CN206042256U/en
Active legal-status Critical Current
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Abstract

The utility model discloses a bluetooth headset audio amplifier integrated device, include: audio amplifier and bluetooth headset, be provided with on the audio amplifier to be used for holding and bear bluetooth headset's holding tank, the holding tank be provided with with the audio amplifier audio interface of the power amplifier circuit module connection of audio amplifier, bluetooth headset is last be provided with with audio amplifier audio interface correspond and with the earphone audio interface of bluetooth headset's control chip connection, the holding tank is provided with the audio amplifier start interface that is used for triggering the audio amplifier start, bluetooth headset is last be provided with with audio amplifier start interface correspond and with the start signal interface of bluetooth headset's control chip connection. This bluetooth headset audio amplifier integrated device, it can accomplish that bluetooth headset puts on the audio amplifier with regard to the autoplay, no matter the audio amplifier is start or power off, and is easy and simple to handle, makes bluetooth headset's audio signal put outside the audio amplifier fast, obtains fine user experience.

Description

A kind of bluetooth earphone loudspeaker box integration device
Technical field
This utility model relate to technical field of electronic equipment, and a kind of more particularly to bluetooth earphone is integrated into audio amplifier The integrating device of one.
Background technology
Bluetooth wireless transmission technology highly developed popularization, bluetooth earphone, Baffle Box of Bluetooth are also widely used in commercial affairs, joy Happy field.But cost of bluetooth module itself and certification are costly, main equipment connecting Bluetooth audio equipment be it is one-to-one, Bluetooth earphone, Baffle Box of Bluetooth body there are in fact function waste using two sets of bluetooth modules respectively;And, bluetooth earphone is because of body Product is limited, and battery capacity is extremely limited, and in the case that the air time is longer, possible use time must charge less than one day, practical Property it is limited.At present, although have integral type bluetooth earphone audio amplifier, but which has following defect:1) can not accomplish that bluetooth earphone is put into (no matter audio amplifier is start or off-mode) is just played automatically on audio amplifier, needs just make bluetooth earphone under audio amplifier open state Audio signal can be put in addition;2) connection of audio amplifier and bluetooth earphone is only the transmission of audio signal and bluetooth earphone is carried out Charge, it is impossible to realize the coordinated signals of audio amplifier and bluetooth earphone, user is cumbersome in use, Consumer's Experience sense compared with It is low.
Utility model content
In order to solve above-mentioned the deficiencies in the prior art, this utility model provides a kind of bluetooth earphone loudspeaker box integration device, Which can accomplish that bluetooth earphone is just put on audio amplifier broadcasting automatically, and no matter audio amplifier is to start shooting or off-mode, easy to operate, makes bluetooth The audio signal of earphone quickly can be put outside Jing audio amplifiers, obtain good Consumer's Experience.
Technical problem to be solved in the utility model is achieved by the following technical programs:
A kind of bluetooth earphone loudspeaker box integration device, including:Audio amplifier and bluetooth earphone, are provided with the audio amplifier for accommodating The holding tank of the bluetooth earphone is carried, the holding tank is provided with the audio amplifier sound being connected with the power amplifier module of the audio amplifier Frequency interface, is provided with corresponding with the audio amplifier audio interface and with the bluetooth earphone control chip and connects on the bluetooth earphone The earphone audio interface for connecing;The holding tank is provided with the audio amplifier start interface for triggering audio amplifier start, the bluetooth earphone On be provided with and starting-up signal interface that with the control chip of the bluetooth earphone be connected corresponding with audio amplifier start interface.
Further, the bluetooth earphone adsorbs the holding tank work of fixed form and the audio amplifier by an at least group of magnets Dynamic connection.
Further, an at least group of magnets include at least one first Magnet that is separately positioned on the holding tank and At least one second Magnet corresponding with least one first Magnet is arranged on the bluetooth earphone.
Further, it is additionally provided with the control signal being connected with the functional control module of the audio amplifier to send out on the holding tank Interface is sent, corresponding with the control signal transmission interface and with the bluetooth earphone control core on the bluetooth earphone, is provided with The control signal receiving interface of piece connection.
Further, it is additionally provided with what is be connected with the electric power management circuit module outfan of the audio amplifier on the holding tank Audio amplifier power output interface, be provided with the bluetooth earphone it is corresponding with the audio amplifier power output interface and with the bluetooth ear The earphone power input interface of the power module connection of machine.
Further, the earphone audio interface includes headset left channel+interface, headset left channel-interface, the right sound of earphone Road+interface and earphone R channel-interface;The audio amplifier audio interface include audio amplifier L channel+interface, audio amplifier L channel-interface, Audio amplifier R channel+interface and audio amplifier R channel-interface.
Further, the audio amplifier audio interface is any one in contact, plug, socket, line and shell fragment;The ear Machine audio interface is contact, any one in plug, socket, line and shell fragment.
Further, the audio amplifier start interface is any one in contact, plug, socket, line and shell fragment;It is described to open Machine signaling interface is any one in contact, plug, socket, line and shell fragment.
Further, the control signal transmission interface is any one in contact, plug, socket, line and shell fragment;Institute Control signal receiving interface is stated for any one in contact, plug, socket, line and shell fragment.
Further, the audio amplifier power output interface is any one in contact, plug, socket, line and shell fragment; The earphone power input interface is any one in contact, plug, socket, line and shell fragment.
This utility model has the advantages that:The audio amplifier of this bluetooth earphone loudspeaker box integration device detects bluetooth earphone Access and audio signal, audio amplifier directly can put outward the audio signal (no matter audio amplifier is start or off-mode) of bluetooth earphone; Audio amplifier can be realized interacting with coordinated signals with bluetooth earphone simultaneously, can pass through +/- by key control bluetooth earphone volume on audio amplifier, Upper next song, on/off, pairing, answer/rejection/hang up, re-dialing telephone, suspend/play;Can also be in real time to bluetooth earphone Charge, user can simplify operation in use, obtain good Consumer's Experience.
Description of the drawings
Structural representations of the Fig. 1 for this utility model bluetooth earphone loudspeaker box integration device;
Partial exploded views of the Fig. 2 for this utility model bluetooth earphone loudspeaker box integration device;
Fig. 3 is the partial sectional view of this utility model bluetooth earphone and loudspeaker box integration device;
Structural representations of the Fig. 4 for this utility model bluetooth earphone;
Fig. 5 is the schematic diagram of this utility model bluetooth earphone and audio amplifier coordinated signals;
Schematic diagrams of the Fig. 6 for this utility model control chip.
Specific embodiment
With reference to the accompanying drawings and examples this utility model is described in detail.
As shown in Figure 1, 2, a kind of structural representation of bluetooth earphone loudspeaker box integration device, the bluetooth earphone be which show Loudspeaker box integration device includes:Audio amplifier 1 and the bluetooth earphone 2 of coordinated signals is interacted with the audio amplifier 1;It is provided with the audio amplifier 1 One holding tank 3, which is used for receiving and carries the bluetooth earphone 2;The holding tank 3 is provided with the power amplifier with the audio amplifier 1 The audio amplifier audio interface that module (figure does not show) connects, is provided with the bluetooth earphone 2 corresponding with the audio amplifier audio interface And the earphone audio interface being connected with the control chip of the bluetooth earphone 2;The holding tank 3 is additionally provided with for triggering audio amplifier 1 start audio amplifier start interface, be provided with the bluetooth earphone 2 with the audio amplifier start interface it is corresponding and with the bluetooth ear The starting-up signal interface of the control chip connection of machine 2.
Be further improved, on the holding tank 3, be additionally provided with the functional control module with the audio amplifier 1 (figure does not show) The control signal transmission interface of connection, be provided with the bluetooth earphone 2 it is corresponding with the control signal transmission interface and with institute State the control signal receiving interface of the control chip connection of bluetooth earphone 2.
It is further improved, on the holding tank 3, is additionally provided with the electric power management circuit module of the audio amplifier 1 that (figure is not Show) outfan connection audio amplifier power output interface, be provided with the bluetooth earphone 2 and the audio amplifier power output interface Correspondence and the earphone power input interface being connected with the control chip of the bluetooth earphone 2.
When implementing, as shown in figures 4-6, the audio signal of the bluetooth earphone 2 is transferred to by 4 audio interface Audio amplifier 1, containing but be not limited to 4 audio interface transmission audio signals, it is ensured that audio signal high-quality transmission.Specifically, the ear Machine audio interface includes headset left channel+interface 24 (LP), headset left channel-interface 26 (LN), earphone R channel+interface 27 And earphone R channel-interface 29 (RN) (RP);The audio amplifier audio interface includes that audio amplifier L channel+interface 14 (LP), audio amplifier are left Sound channel-interface 16 (LN), audio amplifier R channel+interface 17 (RP) and audio amplifier R channel-interface 19 (RN);
The bluetooth earphone 2 by starting-up signal interface 25 (SW), preferably by high level or low level, start shooting by Jing audio amplifiers Interface 15 (SW) transmission has connected signal to the audio amplifier 1, triggers 1 Auto Power On of audio amplifier, realizes playing automatically, need not examine It is in open state or off-mode to consider the audio amplifier 1;
The audio amplifier 1 preferably passes through 2 audio amplifier power output interfaces 12,18, there is provided 5V, but is not limited to the voltage of 5V, Jing Bluetooth power input interface 22,28 charges for the bluetooth earphone 2;
The audio amplifier 1 is preferably by 2 control signal transmission interfaces 11,13 (P/P, I/P), the control of Jing bluetooth earphones 2 Signal receiving interface 21,23 (P/P, I/P) realizes the control of function, the control with transmission of control signals to the bluetooth earphone 2 Signal processed is generated by the functional control module of the audio amplifier 1, and the functional control module preferably but is not limited to key control module, The control signal can be that 2 volume of bluetooth earphone is +/-, upper next song, on/off, pairing, answer/rejection/hang up, weight Dial, suspend/play etc..The for example following control mode of the control signal, but it is not limited to this kind of Automatic level control mode: PI019 is an interface, and VREG is an interface.
It should be noted that the definition of each pin is not limited to above-mentioned definition mode in each interface.
Sequence number Function Interface PIO Operation
1 Volume+ PIO19 100ms high level pulses
2 Volume- VREG+PIO19 100ms high level pulses
3 Next song VREG+PIO19 1000ms high level pulses
4 Upper one is bent PIO19 1000ms high level pulses
5 Shutdown PIO19 3000ms high level pulses
6 Start VREG 100ms high level pulses
7 Pairing VREG 3000ms high level pulses
8 Answer VREG 100ms high level pulses
9 Rejection is listened VREG 1000ms high level pulses
10 Hang up VREG 1000ms high level pulses
11 Replay phone VREG Continuous two 100ms high level, are spaced 100ms
12 Play music VREG 100ms high level pulses
It should be noted that the audio amplifier audio interface is any one in contact, plug, socket, line and shell fragment;Institute Earphone audio interface is stated for any one in contact, plug, socket, line and shell fragment.Audio amplifier start interface be contact, Any one in plug, socket, line and shell fragment;During the starting-up signal interface is contact, plug, socket, line and shell fragment Any one.The control signal transmission interface is any one in contact, plug, socket, line and shell fragment;The control letter Number receiving interface is any one in contact, plug, socket, line and shell fragment.The audio amplifier power output interface is contact, inserts Any one in head, socket, line and shell fragment;The earphone power input interface is contact, plug, socket, line and shell fragment In any one.This utility model preferably adopts contact point mode.
The bluetooth earphone 2 is flexibly connected with the holding tank 3 of the audio amplifier 1, described to be flexibly connected preferably by least One group of magnets 4 adsorbs fixed form, as shown in figure 3, but being not limited to this.An at least group of magnets 4 includes being separately positioned on At least one first Magnet 41 on the holding tank 3 and it is arranged on the bluetooth earphone 2 and at least one first Magnet 41 Corresponding at least one second Magnet 42.This utility model preferably realizes the activity of bluetooth earphone 2 and audio frequency using two groups of group of magnets 4 Connection, is easy to loan at call, compares other fixed forms, simple to operation and stability is more preferable.
It should be noted that the bluetooth earphone 2 refers to be provided with the earphone of the wireless communication modules such as bluetooth module, it is described Bluetooth module is communicated with intelligent terminal using Bluetooth protocol communication, and the audio signal of reception is carried out by audio-frequency module Play or send the audio signal obtained from audio-frequency module.
The bluetooth earphone 2 is preferred but does not limit using double ear-hook bluetooth earphones.The control chip is preferred but does not limit It is set to CSR8645 chips, which is integrated with audio-frequency module, power module, bluetooth module, but is not limited to this;The bluetooth module, Audio-frequency module and power module, can adopt existing mature modules.
The power amplifier module of the audio amplifier 1 is for receiving audio signal playing audio signal from audio amplifier audio interface. The audio amplifier start interface is preferably connected with the switch module of the audio amplifier 1, is accessed when audio amplifier 1 detects the bluetooth earphone 2 And audio signal, audio amplifier 1 can trigger Auto Power On and the direct outer audio signal for putting bluetooth earphone 2.The power management electricity Road module meets power input, external power supply input, 2 charging outfan of bluetooth earphone, 1 direct power supply end of audio amplifier, institute in including Power input is connect in stating to be connected with 1 internal battery of the audio amplifier, 2 charging outfan of the bluetooth earphone and the audio amplifier power supply Output interface connects.Wherein, 1 internal battery of audio amplifier is powered for playing audio frequency to the audio amplifier 1, and the power management The external power supply input of circuit module is used for accessing external power supply, and 1 direct power supply end of audio amplifier is for directly being supplied to audio amplifier 1 Electricity.
It should be noted that the power amplifier module of the audio amplifier 1, electric power management circuit module, functional control module.
By connected mode of the present utility model, can accomplish that the bluetooth earphone is just put on the audio amplifier broadcasting automatically (no matter audio amplifier is start or off-mode), makes the audio signal of bluetooth earphone put in addition;Audio amplifier can with bluetooth earphone simultaneously With coordinated signals, user can simplify operation in use, obtain good Consumer's Experience.It is preferred that using the company of 9 contacts Connect mode and control mode can accomplish the high-quality transmission of audio signal and effective transmission of control signal, accomplish bluetooth earphone sound Frequency is played automatically by audio amplifier, is controlled the function of bluetooth earphone by the function button of audio amplifier, is realized coordinated signals.
Embodiment described above only expresses embodiment of the present utility model, and its description is more concrete and detailed, but and Therefore the restriction to this utility model the scope of the claims can not be interpreted as, as long as the institute in the form of equivalent or equivalent transformation The technical scheme of acquisition, all should fall within protection domain of the present utility model.

Claims (10)

1. a kind of bluetooth earphone loudspeaker box integration device, it is characterised in that include:Audio amplifier and bluetooth earphone, are arranged on the audio amplifier Have for accommodating the holding tank for carrying the bluetooth earphone, the holding tank is provided with the power amplifier module company with the audio amplifier The audio amplifier audio interface for connecing, be provided with the bluetooth earphone it is corresponding with the audio amplifier audio interface and with the bluetooth earphone The earphone audio interface of control chip connection;The holding tank is provided with the audio amplifier start interface for triggering audio amplifier start, institute State and on bluetooth earphone, be provided with start that is corresponding with audio amplifier start interface and being connected with the control chip of the bluetooth earphone Signaling interface.
2. bluetooth earphone loudspeaker box integration device according to claim 1, it is characterised in that the bluetooth earphone is by least One group of magnets absorption fixed form is flexibly connected with the holding tank of the audio amplifier.
3. bluetooth earphone loudspeaker box integration device according to claim 2, it is characterised in that an at least group of magnets includes At least one first Magnet that is separately positioned on the holding tank and it is arranged on the bluetooth earphone and described at least one first Corresponding at least one second Magnet of Magnet.
4. bluetooth earphone loudspeaker box integration device according to claim 1 and 2, it is characterised in that also set on the holding tank Be equipped with the control signal transmission interface being connected with the functional control module of the audio amplifier, be provided with the bluetooth earphone with it is described Control signal transmission interface correspondence and the control signal receiving interface being connected with the control chip of the bluetooth earphone.
5. bluetooth earphone loudspeaker box integration device according to claim 1 and 2, it is characterised in that also set on the holding tank The audio amplifier power output interface being connected with the electric power management circuit module outfan of the audio amplifier is equipped with, is set on the bluetooth earphone It is equipped with earphone power input that is corresponding with the audio amplifier power output interface and being connected with the power module of the bluetooth earphone to connect Mouthful.
6. bluetooth earphone loudspeaker box integration device according to claim 1, it is characterised in that the earphone audio interface includes Headset left channel+interface, headset left channel-interface, earphone R channel+interface and earphone R channel-interface;The audio amplifier audio frequency Interface includes audio amplifier L channel+interface, audio amplifier L channel-interface, audio amplifier R channel+interface and audio amplifier R channel-interface.
7. bluetooth earphone loudspeaker box integration device according to claim 1, it is characterised in that the audio amplifier audio interface is tactile Any one in point, plug, socket, line and shell fragment;The earphone audio interface is contact, plug, socket, line and shell fragment In any one.
8. bluetooth earphone loudspeaker box integration device according to claim 1, it is characterised in that the audio amplifier start interface is tactile Any one in point, plug, socket, line and shell fragment;The starting-up signal interface is contact, plug, socket, line and shell fragment In any one.
9. bluetooth earphone loudspeaker box integration device according to claim 4, it is characterised in that the control signal sends and connects Mouth is any one in contact, plug, socket, line and shell fragment;The control signal receiving interface be contact, plug, socket, Any one in line and shell fragment.
10. bluetooth earphone loudspeaker box integration device according to claim 5, it is characterised in that the audio amplifier power supply output connects Mouth is any one in contact, plug, socket, line and shell fragment;The earphone power input interface be contact, plug, socket, Any one in line and shell fragment.
CN201620705900.0U 2016-07-06 2016-07-06 Bluetooth headset audio amplifier integrated device Active CN206042256U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201620705900.0U CN206042256U (en) 2016-07-06 2016-07-06 Bluetooth headset audio amplifier integrated device

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201620705900.0U CN206042256U (en) 2016-07-06 2016-07-06 Bluetooth headset audio amplifier integrated device

Publications (1)

Publication Number Publication Date
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Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN106973343A (en) * 2017-03-28 2017-07-21 联想(北京)有限公司 Information processing method and audio frequency apparatus
CN107889008A (en) * 2017-11-08 2018-04-06 深圳市沃特沃德股份有限公司 Wireless headset, wireless sound box system and its audio frequency signal output and device
WO2019090536A1 (en) * 2017-11-08 2019-05-16 深圳市沃特沃德股份有限公司 Loudspeaker box, and control method and device for audio devices to share microphone
CN111601218A (en) * 2020-02-10 2020-08-28 珠海市杰理科技股份有限公司 Audio playing switching method, Bluetooth loudspeaker box and Bluetooth audio playing device

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN106973343A (en) * 2017-03-28 2017-07-21 联想(北京)有限公司 Information processing method and audio frequency apparatus
CN107889008A (en) * 2017-11-08 2018-04-06 深圳市沃特沃德股份有限公司 Wireless headset, wireless sound box system and its audio frequency signal output and device
WO2019090536A1 (en) * 2017-11-08 2019-05-16 深圳市沃特沃德股份有限公司 Loudspeaker box, and control method and device for audio devices to share microphone
CN111601218A (en) * 2020-02-10 2020-08-28 珠海市杰理科技股份有限公司 Audio playing switching method, Bluetooth loudspeaker box and Bluetooth audio playing device
CN111601218B (en) * 2020-02-10 2021-11-23 珠海市杰理科技股份有限公司 Audio playing switching method, Bluetooth loudspeaker box and Bluetooth audio playing device

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