CN102611544A - Wireless voice transmission system - Google Patents
Wireless voice transmission system Download PDFInfo
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- CN102611544A CN102611544A CN2012100437122A CN201210043712A CN102611544A CN 102611544 A CN102611544 A CN 102611544A CN 2012100437122 A CN2012100437122 A CN 2012100437122A CN 201210043712 A CN201210043712 A CN 201210043712A CN 102611544 A CN102611544 A CN 102611544A
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Abstract
The invention discloses a wireless voice transmission system. The wireless voice transmission system comprises a transmitting terminal and a receiving terminal in wireless connection, wherein the transmitting terminal includes a master board and a first MCUProcessor (microprogrammed control unit processor) module; and a USB3.0 (universal serial bus) is arranged between the master board and the first MCUProcessor module to realize full-duplex data transmission. According to the invention, the wireless voice transmission system can solve the problems of low transmission speed and narrow bandwidth of the existing USB2.0 by arranging the USB3.0 with ultrahigh bandwidth between the master board and the first MCUProcessor module, thereby realizing full-duplex voice transmission as well as synchronous full-speed read-write operation.
Description
Technical field
The present invention relates to wireless speech transmission equipment field, relate in particular to a kind of wireless speech transmission system based on USB3.0.
Background technology
Voice transfer of the prior art is basically based on wired, though wire transmission transmitting speed and quality can both satisfy certain requirement, the inconvenient people's of limited transmission movement requirement has brought great inconvenience for people's dialogue; Also have based on wireless voice-transmission system in the prior art, but the transmission of existing wireless speech all is based on USB2.0, and the transmission rate of USB2.0 is slow, and its bandwidth is narrower, has seriously limited the quality and the speed of voice transfer.
Therefore, prior art awaits to improve and development.
Summary of the invention
In view of the deficiency of above-mentioned prior art, the object of the present invention is to provide a kind of wireless speech transmission system, based on USB3.0, be intended to solve that existing voice transmission system transmission rate is slow, the problem of narrow bandwidth.
Technical scheme of the present invention is following:
A kind of wireless speech transmission system; The transmitting terminal and the receiving terminal that comprise wireless connections; Wherein, said transmitting terminal comprises a mainboard and a MCU Processor module, adopts USB3.0 to carry out the full-duplex data transmission between a said mainboard and the MCU Processor module.
Described wireless speech transmission system wherein, is provided with 5 circuits in the said USB3.0, wherein 2 circuits are used to send data, and other 2 are used to receive data, and remaining 1 is used for ground connection.
Described wireless speech transmission system, wherein, said receiving terminal comprises the 2nd MCU Processor module.
Described wireless speech transmission system, wherein, said the 2nd MCU Processor module connects MIC input and Earphone output.
Described wireless speech transmission system, wherein, said transmitting terminal and receiving terminal carry out wireless data transmission through 2.4G RF module.
Described wireless speech transmission system, wherein, said transmitting terminal, receiving terminal carry out wireless data transmission through ISP agreement and 2.4G RF module.
Described wireless speech transmission system, wherein, said USB3.0 is provided with StdA_SSTX-, the StdA_SSTX+ sheet pin of D+, D-sheet pin and the transmitting audio signal of transmission of control signals.
Beneficial effect: wireless speech transmission system provided by the invention owing between a mainboard and a MCU Processor module, be provided with the high USB3.0 of bandwidth, thereby has solved the problem of the slow and narrow bandwidth of conventional USB 2.0 transmission rates; Realized the full duplex voice transfer, and carried out read-write operation at full tilt synchronously, in addition; USB3.0 among the present invention has higher energy-saving efficiency; Also realized power management better, can make data processing efficiency higher, thereby; Wireless speech transmission system of the present invention has practicality widely, and application prospect is good.
Description of drawings
Fig. 1 is the structural representation of wireless speech transmission system of the present invention.
Embodiment
The present invention provides a kind of wireless speech transmission system, and is clearer, clear and definite for making the object of the invention, technical scheme and effect, below to further explain of the present invention.Should be appreciated that specific embodiment described herein only in order to explanation the present invention, and be not used in qualification the present invention.
A kind of wireless speech transmission system; As shown in Figure 1; The transmitting terminal 170 and receiving terminal 180 that comprise wireless connections; Said transmitting terminal 170 carries out wireless data transmission with receiving terminal 180 through 2.4G RF module 130; 2.4G RF module 130 wherein is meant that the Radio Frequence module of 2.4Ghz is used for wireless data transmission, and said transmitting terminal 170 comprises that mainboard and 100 the one MCU Processor modules 120 promptly refer to micro controller module, adopts USB3.0 (110) to carry out the full-duplex data transmission between a said mainboard 100 and the MCU Processor module 120.
The present invention adopts USB3.0 to carry out the full duplex voice transfer; Solved the problem of transmission rate and bandwidth constraints, this mainly is to have used the high bandwidth of USB3.0, and it is that 5.0Gps is 625MB/S that USB3.0 gets maximum transmission rate in theory; It is 400MB/s that its actual transfer rate is approximately 3.2Gps; And the transmission rate of common USB 2.0 is 480Mbs, and therefore, USB3.0 is ten times of USB2.0 data transmission bauds approximately; And USB3.0 has higher energy-saving efficiency, USB3.0 is applied to the wireless speech transmission system can improves transmission speed and the bandwidth constraints problem that solves in the past greatly.The USB3.0 of the USB3.0 standard among the present invention; Though on the method for signal transmission, still adopt the mode of host computer control; But USB3.0 has changed asynchronous transmission into, and it has utilized the bidirectional data transfers pattern, no longer is the semiduplex mode of USB2.0; Its data only need to flow toward a direction just passable, have simplified and have waited for the time loss that causes.
USB3.0 among the present invention can realize the full-duplex data transmission, is provided with 5 circuits among the USB3.0, and wherein 2 circuits are used for sending data; Other 2 are used to receive data; Also remaining 1 is that ground wire is used for ground connection, and the present invention utilizes 2 circuits wherein to send data, and 2 receive data in addition; Thereby realize the full-duplex data transmission, reach the purpose of carrying out read-write operation of synchronous full speed.
As shown in Figure 1; Receiving terminal 180 among the present invention comprises the 2nd MCU Processor module 140; Said the 2nd MCU Processor module 140 connects MIC input 150 and Earphone output 160; MIC input 150 wherein is used for receiving inputted signal, and Earphone output 160 is used for sound is reached earphone.MIC input wherein refers to Mike's input, and the Earphone output refers to the earphone output, and these settings can be adopted in the prior art common, so repeat no more.
USB3.0 among the present invention is provided with StdA_SSTX-, the StdA_SSTX+ sheet pin of D+, D-sheet pin and the transmitting audio signal of transmission of control signals; USB3.0 among the present invention comes to connect one to one with a mainboard and a MCU Processor module through above-mentioned D+, D-sheet pin and StdA_SSTX-, StdA_SSTX+ sheet pin exactly, thereby realizes the full-duplex data transmission.
The concrete course of work of the present invention can be divided into MIC input process and Earphone output procedure.
The idiographic flow of MIC input process wherein is: the MIC input receives the signal of from MIC, importing; This signal enters into the 2nd MCU Processor module; Computing through A/D conversion and corresponding encoding and decoding; The data that obtain transfer to 2.4G RF module through certain agreement, and 2.4G RF module is launched after with data compression again.After the data after transmitting terminal receives compression, can be earlier with data decompression, with the data behind the decompress(ion) through certain agreement; Transfer to a MCU Processor module, after the encoding and decoding computing of this module through A/D conversion and correspondence, the control signal of output is delivered to the D+ of USB3.0, D-sheet pin; Output ground audio signal is delivered to StdA_SSTX-, the StdA_SSTX+ sheet pin of USB3.0; So, data just can arrive mainboard, and the master control IC of mainboard can carry out corresponding action.
The idiographic flow of Earphone output procedure wherein is: the control signal of the audio signal on the mainboard through certain impedance matching after; Be transported to USB3.0 interface corresponding StdA_SSTX-, StdA_SSTX+ sheet pin and D+, D-sheet pin through StdA_SSTX-, StdA_SSTX+ sheet pin and D+, D-sheet pin; USB3.0 through standard connects one to one at last, and signal enters into a MCU Processor module, through the computing of A/D conversion and corresponding encoding and decoding; The data that obtain are through certain agreement; For example the ISP agreement transfers to 2.4G RF module, and 2.4 RF modules are launched after with data compression.After receiving terminal receives the data after the compression; With data decompression,, transfer to the 2nd MCU Processor module earlier again through certain agreement; After this module is carried out the computing of encoding and decoding, D/A conversion in correspondence; Through the earphone standard interface, export the Earphone output to, through earphone sound is reached people's ear.
The present invention is through being provided with the high USB3.0 of bandwidth (110) between a mainboard 100 and a MCU Processor module 120, thereby solved the problem of the slow and narrow bandwidth of conventional USB 2.0 transmission rates, realized the full duplex voice transfer; And carry out read-write operation synchronously at full tilt; In addition, the USB3.0 among the present invention has higher energy-saving efficiency, has also realized power management better; Can make data processing efficiency higher; Thereby wireless speech transmission system of the present invention has practicality widely, and application prospect is good.
Should be understood that application of the present invention is not limited to above-mentioned giving an example, concerning those of ordinary skills, can improve or conversion that all these improvement and conversion all should belong to the protection range of accompanying claims of the present invention according to above-mentioned explanation.
Claims (7)
1. wireless speech transmission system; The transmitting terminal and the receiving terminal that comprise wireless connections; It is characterized in that said transmitting terminal comprises a mainboard and a MCU Processor module, adopt USB3.0 to carry out the full-duplex data transmission between a said mainboard and the MCU Processor module.
2. wireless speech transmission system according to claim 1 is characterized in that, is provided with 5 circuits in the said USB3.0, and wherein 2 circuits are used to send data, and other 2 are used to receive data, and remaining 1 is used for ground connection.
3. wireless speech transmission system according to claim 1 is characterized in that, said receiving terminal comprises the 2nd MCU Processor module.
4. wireless speech transmission system according to claim 1 is characterized in that, said the 2nd MCU Processor module connects MIC input and Earphone output.
5. wireless speech transmission system according to claim 1 is characterized in that, said transmitting terminal and receiving terminal carry out wireless data transmission through 2.4G RF module.
6. wireless speech transmission system according to claim 5 is characterized in that, said transmitting terminal, receiving terminal carry out wireless data transmission through ISP agreement and 2.4G RF module.
7. wireless speech transmission system according to claim 1 is characterized in that, said USB3.0 is provided with StdA_SSTX-, the StdA_SSTX+ sheet pin of D+, D-sheet pin and the transmitting audio signal of transmission of control signals.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012100437122A CN102611544A (en) | 2012-02-24 | 2012-02-24 | Wireless voice transmission system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012100437122A CN102611544A (en) | 2012-02-24 | 2012-02-24 | Wireless voice transmission system |
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| CN102611544A true CN102611544A (en) | 2012-07-25 |
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| CN2012100437122A Pending CN102611544A (en) | 2012-02-24 | 2012-02-24 | Wireless voice transmission system |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2016045348A1 (en) * | 2014-09-25 | 2016-03-31 | 中兴通讯股份有限公司 | Voice interaction method, apparatus, and system |
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| CN1862454A (en) * | 2005-05-13 | 2006-11-15 | 致伸科技股份有限公司 | Computer wireless peripheral system |
| CN101150333A (en) * | 2007-09-19 | 2008-03-26 | 中兴通讯股份有限公司 | Bluetooth device and method for using this Bluetooth device for TV conference |
| CN201196774Y (en) * | 2008-04-21 | 2009-02-18 | 刘荣 | Wireless writing pad with digital speech transmission |
| CN201957164U (en) * | 2010-11-08 | 2011-08-31 | 北京星敏科信息技术有限公司 | Camera image transmitting device |
| CN102290084A (en) * | 2011-06-01 | 2011-12-21 | 青岛海信宽带多媒体技术有限公司 | Multimedia player supporting USB (universal serial bus) 3.0 transmission |
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2012
- 2012-02-24 CN CN2012100437122A patent/CN102611544A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1862454A (en) * | 2005-05-13 | 2006-11-15 | 致伸科技股份有限公司 | Computer wireless peripheral system |
| CN101150333A (en) * | 2007-09-19 | 2008-03-26 | 中兴通讯股份有限公司 | Bluetooth device and method for using this Bluetooth device for TV conference |
| CN201196774Y (en) * | 2008-04-21 | 2009-02-18 | 刘荣 | Wireless writing pad with digital speech transmission |
| CN201957164U (en) * | 2010-11-08 | 2011-08-31 | 北京星敏科信息技术有限公司 | Camera image transmitting device |
| CN102290084A (en) * | 2011-06-01 | 2011-12-21 | 青岛海信宽带多媒体技术有限公司 | Multimedia player supporting USB (universal serial bus) 3.0 transmission |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2016045348A1 (en) * | 2014-09-25 | 2016-03-31 | 中兴通讯股份有限公司 | Voice interaction method, apparatus, and system |
| US10198247B2 (en) | 2014-09-25 | 2019-02-05 | Zte Corporation | Method, device and system for voice interaction |
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Application publication date: 20120725 |
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