CN106941544A - A kind of mobile terminal Bluetooth audio frequency expansion module - Google Patents
A kind of mobile terminal Bluetooth audio frequency expansion module Download PDFInfo
- Publication number
- CN106941544A CN106941544A CN201710302452.9A CN201710302452A CN106941544A CN 106941544 A CN106941544 A CN 106941544A CN 201710302452 A CN201710302452 A CN 201710302452A CN 106941544 A CN106941544 A CN 106941544A
- Authority
- CN
- China
- Prior art keywords
- bluetooth audio
- audio frequency
- expansion module
- mobile terminal
- frequency expansion
- Prior art date
- Legal status (The legal status 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 status listed.)
- Pending
Links
- 238000012545 processing Methods 0.000 claims abstract description 16
- 230000005236 sound signal Effects 0.000 claims abstract description 10
- 230000005540 biological transmission Effects 0.000 claims description 11
- 238000004891 communication Methods 0.000 claims description 5
- 230000005611 electricity Effects 0.000 claims description 5
- 210000004556 brain Anatomy 0.000 claims 1
- 238000011161 development Methods 0.000 abstract description 4
- 241001062009 Indigofera Species 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 230000002457 bidirectional effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 210000005069 ears Anatomy 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000002093 peripheral effect Effects 0.000 description 1
- 230000008054 signal transmission Effects 0.000 description 1
- 230000001360 synchronised effect Effects 0.000 description 1
Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04M—TELEPHONIC COMMUNICATION
- H04M1/00—Substation equipment, e.g. for use by subscribers
- H04M1/72—Mobile telephones; Cordless telephones, i.e. devices for establishing wireless links to base stations without route selection
- H04M1/724—User interfaces specially adapted for cordless or mobile telephones
- H04M1/72403—User interfaces specially adapted for cordless or mobile telephones with means for local support of applications that increase the functionality
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04M—TELEPHONIC COMMUNICATION
- H04M1/00—Substation equipment, e.g. for use by subscribers
- H04M1/02—Constructional features of telephone sets
- H04M1/0202—Portable telephone sets, e.g. cordless phones, mobile phones or bar type handsets
- H04M1/026—Details of the structure or mounting of specific components
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04M—TELEPHONIC COMMUNICATION
- H04M1/00—Substation equipment, e.g. for use by subscribers
- H04M1/72—Mobile telephones; Cordless telephones, i.e. devices for establishing wireless links to base stations without route selection
- H04M1/724—User interfaces specially adapted for cordless or mobile telephones
- H04M1/72403—User interfaces specially adapted for cordless or mobile telephones with means for local support of applications that increase the functionality
- H04M1/72409—User interfaces specially adapted for cordless or mobile telephones with means for local support of applications that increase the functionality by interfacing with external accessories
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
- H04R1/00—Details of transducers, loudspeakers or microphones
- H04R1/02—Casings; Cabinets ; Supports therefor; Mountings therein
- H04R1/028—Casings; Cabinets ; Supports therefor; Mountings therein associated with devices performing functions other than acoustics, e.g. electric candles
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
- H04R1/00—Details of transducers, loudspeakers or microphones
- H04R1/10—Earpieces; Attachments therefor ; Earphones; Monophonic headphones
- H04R1/1091—Details not provided for in groups H04R1/1008 - H04R1/1083
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W4/00—Services specially adapted for wireless communication networks; Facilities therefor
- H04W4/80—Services using short range communication, e.g. near-field communication [NFC], radio-frequency identification [RFID] or low energy communication
Landscapes
- Engineering & Computer Science (AREA)
- Signal Processing (AREA)
- Computer Networks & Wireless Communication (AREA)
- Human Computer Interaction (AREA)
- Physics & Mathematics (AREA)
- Acoustics & Sound (AREA)
- Telephone Function (AREA)
Abstract
The present invention proposes a kind of mobile terminal Bluetooth audio frequency expansion module, the expansion module make use of mobile terminal without additionally installing driving with regard to characteristic that is recognizable and using the external sound card of standard with its wired connection to carry out Audio Signal Processing, standard sound card framework is combined with Bluetooth audio frequency processing Transmit-Receive Unit, the connection between mobile terminal and Bluetooth audio equipment is set up using expansion module, so that mobile terminal passes through the expansion module, the function of Bluetooth audio equipment can be perfectly realized in the case where secondary development need not be carried out again.
Description
Technical field
The invention belongs to audio frequency field, more particularly to a kind of mobile terminal Bluetooth audio frequency expansion module.
Background technology
With the development of mobile interchange technology, the wireless connecting function of the mobile terminal including mobile phone, panel computer
Reach its maturity, Bluetooth audio frequency is more and more applied with its stable high-quality transmission characteristic, the bluetooth sound of in the market
Frequency peripheral product also enriches further, such as bluetooth earphone, Baffle Box of Bluetooth, and what is used between these equipment and mobile terminal is usually
The Bluetooth audio protocol of standard, such as A2DP, but for some Bluetooth audio equipments Jing Guo special exploitation, for example, support
The Bluetooth audio equipment of high-fidelity binary channels downstream transmission is, it is necessary to which first set can be with the hardware or software of mobile terminal
After the SDK (Software Development Kit) for coordinating the Bluetooth audio equipment, the bluetooth equipment could be realized in movement
The repertoire of terminal, and this manufacturer that to be unfavorable for the mode of mobile terminal software and hardware secondary development is to its special bluetooth sound
The popularization of frequency equipment.
The content of the invention
In order to overcome the defect of prior art, the present invention proposes a kind of mobile terminal Bluetooth audio frequency expansion module, the extension
Module make use of mobile terminal without additionally installing driving with regard to can recognize that and enter using the external sound card of standard with its wired connection
The characteristic of row Audio Signal Processing, standard sound card framework is combined with Bluetooth audio frequency processing Transmit-Receive Unit, expansion module is used
Set up the connection between mobile terminal and Bluetooth audio equipment so that mobile terminal can not needed by the expansion module
In the case of carrying out secondary development again, the function of Bluetooth audio equipment is perfectly realized.
A kind of mobile terminal Bluetooth audio frequency expansion module is provided, including standard sound card framework, electricity can be carried out with mobile terminal
The connection terminal of connection, standard sound card framework is electrically connected with connection terminal, and Bluetooth audio frequency expansion module can be connected by connection terminal
Mobile terminal is connected to, after connection, the Bluetooth audio frequency expansion module is identified as standard sound card equipment by mobile terminal, and its feature exists
In Bluetooth audio frequency expansion module also includes Bluetooth audio frequency and handles Transmit-Receive Unit, Bluetooth audio frequency processing Transmit-Receive Unit and standard sound
Card architecture is electrically connected；Specific Bluetooth audio protocol has been embedded in Bluetooth audio frequency processing Transmit-Receive Unit, has passed through the specific indigo plant
Tooth audio protocols can make the Bluetooth audio frequency handle Transmit-Receive Unit and embedded in the Bluetooth audio equipment of same Bluetooth audio protocol
Carry out wireless audio signal transmission.
Further, described connection terminal is directly inserted into the socket of mobile terminal；Or will even using connecting line
Connecting terminal is electrically connected with mobile terminal；Or mobile terminal Bluetooth audio frequency expansion module is simultaneously including polytype connection end
Son；Wherein, connection terminal type includes Lightning, Micro-USB, USB Type-C.
Further, the electricity that mobile terminal Bluetooth audio frequency expansion module is provided using the socket of its mobile terminal connected
Power；Or mobile terminal Bluetooth audio frequency expansion module further comprises power supply unit, for being provided for Bluetooth audio frequency expansion module
Electric power, the power supply of the power supply unit is internal battery or external power supply.
Further, described specific Bluetooth audio protocol carries out audio signal including the use of the RFCOMM passages of bluetooth
Downstream transmission.
Wherein, described Bluetooth audio equipment include K songs microphone, portable holographic sound field recording communication microphone earphone,
Holographic sound field recording microphone wind, Bluetooth audio device；Mobile terminal includes mobile phone, panel computer, laptop computer, PDA, desk-top meter
Calculation machine.
Brief description of the drawings
Fig. 1 is the cut-away view and connection diagram of the mobile terminal Bluetooth audio frequency expansion module of the present invention
Embodiment
With reference to accompanying drawing, the mobile terminal Bluetooth audio frequency expansion module of the present invention is described in detail.It is existing mobile whole
Hold the operating system of (such as mobile phone, panel computer, above-knee shape computer) including IOS, ANDROID, WINDOWS etc., work as standard
When sound card is linked into these mobile terminals by wired mode, mobile terminal need not can additionally install the situation of driving again
Under identify standard sound card (such as by the OTG functions of mobile terminal), and up-downgoing digital audio and video signals can be carried out with it
Transmission, can so extend mobile terminal audio signal processing ability.Using this feature of mobile terminal, this is given
The technical scheme of invention, accompanying drawing 1 shows cut-away view and the connection of the mobile terminal Bluetooth audio frequency expansion module of the present invention
Schematic diagram, from accompanying drawing 1, Bluetooth audio frequency expansion module 1 of the invention includes standard sound card framework 21, can entered with mobile terminal
The connection terminal 23 of row grafting, standard sound card framework 21 is electrically connected with connection terminal 23, wherein, Bluetooth audio frequency expansion module 1 leads to
Connection terminal 23 is crossed to be inserted into the socket of mobile terminal 2, for the different type of mobile terminal 2, connection terminal 23 include but
Lightning, Micro-USB, USB Type-C terminals etc. are not limited to, this is certainly not limited to, connecting line can also be used to incite somebody to action
Bluetooth audio frequency module 1 and mobile terminal 2 are attached, in addition, can also include inhomogeneity simultaneously on Bluetooth audio frequency expansion module 1
The socket of type, in order to be adapted to different types of mobile terminal 2；It is real after Bluetooth audio frequency expansion module 1 is connected with mobile terminal 2
It is that standard sound card framework 21 in Bluetooth audio frequency expansion module 1 is connected with mobile terminal 2 on border, therefore, the bluetooth sound
Frequency expansion module 1 directly can be identified as standard sound card equipment by mobile terminal 2 and be driven without extra install again, mobile terminal 2
The transmission of up-down bidirectional audio signal can be carried out between the Bluetooth audio frequency expansion module 1；Further, Bluetooth audio frequency extends
Module 1 also includes Bluetooth audio frequency and handles Transmit-Receive Unit 22, Bluetooth audio frequency processing Transmit-Receive Unit 22 and the electricity of standard sound card framework 21
Connection, both can also carry out two-way audio data transmission；Specific indigo plant has been embedded in Bluetooth audio frequency processing Transmit-Receive Unit 22
Tooth audio protocols, can make the Bluetooth audio frequency handle Transmit-Receive Unit 22 and embedded in same by the specific Bluetooth audio protocol
The Bluetooth audio equipment 3 of Bluetooth audio protocol is attached and carries out wireless audio signal transmission；Thus, the Bluetooth audio frequency is passed through
What expansion module 1 then established between mobile terminal 2 and Bluetooth audio equipment 3 with particular bluetooth audio protocols wireless connects
Connect.
Wherein, described specific Bluetooth audio protocol includes but is not limited to carry out audio using the RFCOMM passages of bluetooth
The downstream transmission of signal, the Bluetooth audio equipment 3 based on this agreement includes but is not limited to the K with particular bluetooth audio protocols
Sing microphone, portable holographic sound field recording communication microphone earphone, holographic sound field recording microphone wind, Bluetooth audio device.With portable
Exemplified by holographic sound field recording communication microphone earphone, the uplink and downlink of signals transmitting procedure to the present invention is described in detail, when
After mobile terminal 2 is connected by Bluetooth audio frequency expansion module 1 with described portable holographic sound field recording communication microphone earphone,
The double-channel signal of the ears microphone pickup of the microphone earphone can be sent to bluetooth by the way that blue tooth RFCOMM passage is up
The Bluetooth audio frequency processing Transmit-Receive Unit 22 of audio extension module 1, Bluetooth audio frequency processing Transmit-Receive Unit 22 will further be received
Double-channel signal processing after send to standard sound card framework 21, the double-channel signal received is entered one by standard sound card framework 21
Step sent by connection terminal 23 to mobile terminal 2, mobile terminal 2 then can to the binary channels binaural signal progress subsequent treatment and
Record；And simultaneously, mobile terminal 2 can also be sent the binaural signal for needing to be reset to bluetooth by connection terminal 23
The standard sound card framework 21 of audio extension module 1, is further sent the two-channel to bluetooth sound by the standard sound card framework 21
Frequency processing Transmit-Receive Unit 22, and Bluetooth audio frequency processing Transmit-Receive Unit 22 then sends binaural signal by the way that RFCOMM passages are descending
Extremely communicate microphone earphone with its portable holographic sound field recording for carrying out bluetooth connection, so as to realize the synchronous many of audio signal
Passage downstream transmission.
For the power itself of Bluetooth audio frequency expansion module 1, the slotting of its mobile terminal 2 connected can be directly utilized
The electric power that mouth is provided, or power supply unit 24 is further set, for providing electric power, the power supply for Bluetooth audio frequency expansion module 1
The power supply of unit 24 is internal battery or external power supply.
Above-mentioned mobile terminal 2 includes mobile phone, panel computer, laptop computer, PDA, desktop computer etc., as long as
Can recognize that the terminal of standard sound card equipment can use the Bluetooth audio frequency expansion module 1 of the present invention.
It should be appreciated by those skilled in the art that the rational modification in present disclosure should also belong to the present invention's
Protection domain.
Claims (10)
1. a kind of mobile terminal Bluetooth audio frequency expansion module (1), including standard sound card framework (21), electricity can be carried out with mobile terminal
The connection terminal (23) of connection, standard sound card framework (21) is electrically connected with connection terminal (23), and Bluetooth audio frequency expansion module (1) can
Mobile terminal (2) is connected to by connection terminal (23), after connection, the Bluetooth audio frequency expansion module (1) is known by mobile terminal (2)
Wei standard sound card equipment, it is characterised in that Bluetooth audio frequency expansion module (1) also includes Bluetooth audio frequency and handles Transmit-Receive Unit
(22), Bluetooth audio frequency processing Transmit-Receive Unit (22) is electrically connected with standard sound card framework (21)；It is single in Bluetooth audio frequency processing transmitting-receiving
First (22) have been embedded in specific Bluetooth audio protocol, can handle the Bluetooth audio frequency by the specific Bluetooth audio protocol
Transmit-Receive Unit (22) and Bluetooth audio equipment (3) the progress wireless audio signal transmission that embedded in same Bluetooth audio protocol.
2. Bluetooth audio frequency expansion module as claimed in claim 1, is characterised by, described connection terminal (23) is directly inserted into
In the socket of mobile terminal (2).
3. Bluetooth audio frequency expansion module as claimed in claim 1, is characterised by, using connecting line by connection terminal (23) with moving
Dynamic terminal (2) electrical connection.
4. Bluetooth audio frequency expansion module as claimed in claim 1, is characterised by, mobile terminal Bluetooth audio frequency expansion module (1)
Simultaneously including polytype connection terminal (23).
5. the Bluetooth audio frequency expansion module as described in one of claim 1-4, is characterised by, connection terminal (23) type includes
Lightning、Micro-USB、USB Type-C。
6. Bluetooth audio frequency expansion module as claimed in claim 1, is characterised by, mobile terminal Bluetooth audio frequency expansion module (1)
The electric power that the socket of the mobile terminal (2) connected using it is provided.
7. Bluetooth audio frequency expansion module as claimed in claim 1, is characterised by, mobile terminal Bluetooth audio frequency expansion module (1)
Further comprise power supply unit (24), for providing electric power, the power supply of the power supply unit (24) for Bluetooth audio frequency expansion module (1)
For internal battery or external power supply.
8. Bluetooth audio frequency expansion module as claimed in claim 1, is characterised by, described specific Bluetooth audio protocol includes
The downstream transmission of audio signal is carried out using the RFCOMM passages of bluetooth.
9. Bluetooth audio frequency expansion module as claimed in claim 8, is characterised by, described Bluetooth audio equipment (3) is sung including K
Microphone, portable holographic sound field recording communication microphone earphone, holographic sound field recording microphone wind, Bluetooth audio device.
10. Bluetooth audio frequency expansion module as claimed in claim 1, is characterised by, mobile terminal (2) includes mobile phone, flat board electricity
Brain, laptop computer, PDA, desktop computer.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710302452.9A CN106941544A (en) | 2017-05-03 | 2017-05-03 | A kind of mobile terminal Bluetooth audio frequency expansion module |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710302452.9A CN106941544A (en) | 2017-05-03 | 2017-05-03 | A kind of mobile terminal Bluetooth audio frequency expansion module |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN106941544A true CN106941544A (en) | 2017-07-11 |
Family
ID=59464251
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710302452.9A Pending CN106941544A (en) | 2017-05-03 | 2017-05-03 | A kind of mobile terminal Bluetooth audio frequency expansion module |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN106941544A (en) |
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110335597A (en) * | 2019-06-24 | 2019-10-15 | 深圳市小魔信息技术有限公司 | A kind of wake-up system and method under mobile phone screen lock state |
| CN110347209A (en) * | 2019-05-24 | 2019-10-18 | 惠州市华智航科技有限公司 | It is a kind of to have Bluetooth transmission function and convenient for adjusting the external sound card of music pattern |
| CN111200774A (en) * | 2018-11-18 | 2020-05-26 | 北京塞宾科技有限公司 | Bluetooth sound card |
| WO2020155090A1 (en) * | 2019-01-29 | 2020-08-06 | 深圳傲智天下信息科技有限公司 | Audio bluetooth transmission method, bluetooth transceiver and computer readable storage medium |
| CN112565982A (en) * | 2019-09-26 | 2021-03-26 | 北京塞宾科技有限公司 | Interactive sound box and sound reinforcement method using same |
| CN112714346A (en) * | 2020-12-28 | 2021-04-27 | 江西创成微电子有限公司 | Live broadcast system and audio signal transmission system and equipment thereof |
| CN112995819A (en) * | 2021-02-03 | 2021-06-18 | 深圳市志泽科技有限公司 | Wireless two-way communication system |
| CN114079901A (en) * | 2021-11-12 | 2022-02-22 | 江苏富联通讯技术有限公司 | Movable Bluetooth communication module and use method thereof |
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| EP1310858A1 (en) * | 2001-11-09 | 2003-05-14 | Sony International (Europe) GmbH | External wireless connected expansion device for handheld computers |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN112714346A (en) * | 2020-12-28 | 2021-04-27 | 江西创成微电子有限公司 | Live broadcast system and audio signal transmission system and equipment thereof |
| CN112995819A (en) * | 2021-02-03 | 2021-06-18 | 深圳市志泽科技有限公司 | Wireless two-way communication system |
| CN114079901A (en) * | 2021-11-12 | 2022-02-22 | 江苏富联通讯技术有限公司 | Movable Bluetooth communication module and use method thereof |
| CN114079901B (en) * | 2021-11-12 | 2024-06-11 | 江苏富联通讯技术股份有限公司 | Movable Bluetooth communication module and application method thereof |
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| TA01 | Transfer of patent application right |
Effective date of registration: 20200420 Address after: 100085 12A-2, B, block 28, information road, Haidian District, Beijing. Applicant after: BEIJING SABINE TECHNOLOGIES Ltd. Address before: 100016, room 1406, Hongyuan building, No. 4 Jiuxianqiao Road, Beijing, Chaoyang District Applicant before: Zhang Deming |
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Application publication date: 20170711 |
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