CN102509555A - Wireless audio playing device and method based on DLNA (Digital Living Network Alliance) protocol - Google Patents
Wireless audio playing device and method based on DLNA (Digital Living Network Alliance) protocol Download PDFInfo
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- CN102509555A CN102509555A CN2011103709016A CN201110370901A CN102509555A CN 102509555 A CN102509555 A CN 102509555A CN 2011103709016 A CN2011103709016 A CN 2011103709016A CN 201110370901 A CN201110370901 A CN 201110370901A CN 102509555 A CN102509555 A CN 102509555A
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Abstract
The invention discloses a wireless audio playing device and a method based on a DLNA (Digital Living Network Alliance) protocol. The playing device comprises a smart mobile phone/computer, a wireless router and at least one sound box/radio, wherein the sound box/radio is provided with a DLNA protocol wireless communication module; and after DLNA protocol link is established between the smart mobile phone/computer and the sound box/radio through the wireless router, the smart mobile phone/computer is used for transmitting an audio signal to the sound box/radio and playing by using the sound box/radio. The playing method comprises the following steps that: A, the smart mobile phone/computer acquires an IP (Internet Protocol) address from the wireless router and accesses a wireless local area network; B, the sound box/radio acquires the IP address from the wireless router and accesses the wireless local area network; C, the smart mobile phone/computer and the sound box/radio establish DLNA protocol link; and D, the smart mobile phone/computer transmits an audio signal to the sound box/radio for playing.
Description
Technical field
The present invention relates to wireless communication technology field, be specifically related to a kind of ANTENNAUDIO playing device and method based on the DLNA agreement.
Background technology
DLNA (DIGITAL LIVING NETWORK ALLIANCE; DLNA) sets up, is intended to solve individual PC by initiations such as Sony, Intel, Microsofts; Consumer appliances; Mobile device interconnects interior wireless network and cable network, makes the unconfined shared and growth of Digital Media and content service become possibility, and member company has reached family more than 280 at present.DLNA is not the creation technology, but forms a kind of scheme of solution, a kind of standard that everybody can observe.So the various technology of its selection and agreement all are present technology and the agreements very widely used.DLNA becomes 5 functional modules with its whole application specifies.Be followed successively by from top to bottom: network interconnection, procotol, media delivery, the discovery control and the management of equipment, media formats.1. network interconnection: type and the agreement of having stipulated institute's access network.Mainly comprise at present: cable network: 802.3.i/u; Wireless network: 802.11/a/b/g.2. procotol: stipulated employed procotol.At present, its regulation must be supported IPv4.But, consider the shortcoming of IPv4 such as address space, will support IPv6 in the near future.Certainly, many application and the equipment of the IPv4 that considers to have existed.In a very long time in future, support IPv4 and IPv6 simultaneously and guarantee IPv4 and the dual protocol stack of the interconnection of IPv6 will be favored.3. media delivery: stipulated that all DLNA equipment all must support to use http protocol to carry out the transmission of medium.This will make the following a very long time how to improve that the transmission of carrying out big data quantity of high-speed secure becomes a problem on the http protocol.Merely with regard to safety and right, perhaps TLS (safe transmission layer protocol) is a good selection.In addition, IPSEC has become an essential option in the agreement of IPv6.This has also solved safety problem to a certain extent.Certainly also can use simultaneously other special-purpose media flow transmission agreements of RTP (real time transport protocol).But prerequisite is the transmission of supporting under the http protocol.4. the management of the discovery of equipment, control and medium: reach the discovery and the management of equipment through a series of step and agreement; The AV and the Printer standard that also define through manufacturer simultaneously reach the management to medium, and this functional module is a most important level.Because Intel is the promoter of UPnP, so when it initiated DLNA once more, the UPnP all the things had been included certainly.5. media formats: stipulated to carry out sharing and the media formats when using of Digital Media and content.What it must be supported is: JPEG, LPCM (linear impulsive coded modulation), MPEG2.
Summary of the invention
The technical matters that the present invention will solve provides a kind of ANTENNAUDIO playing device and method based on the DLNA agreement, and smart mobile phone/computer control audio signal on the basis of DLNA agreement is play on audio amplifier/radio.
The present invention solves the problems of the technologies described above the technical scheme that is adopted to be:
A kind of ANTENNAUDIO playing device based on the DLNA agreement; Comprise smart mobile phone/computer, wireless router and at least one audio amplifier/radio; Said audio amplifier/radio is provided with DLNA agreement wireless communication module; After said smart mobile phone/computer and said audio amplifier/radio were set up the DLNA protocol link via said wireless router, said smart mobile phone/computer sent to said audio amplifier/radio with sound signal and is play by said audio amplifier/radio.
Described ANTENNAUDIO playing device based on the DLNA agreement; Preserve said audio amplifier/wireless name tabulation on wherein said smart mobile phone/computer; Preserve corresponding said audio amplifier/wireless IP address list on the said wireless router, said smart mobile phone/computer need to be selected the said audio amplifier/radio of playing audio signal and is set up the DLNA protocol link with selected said audio amplifier/radio via said wireless router according to said name tabulation.
Described ANTENNAUDIO playing device based on the DLNA agreement; Wherein said audio amplifier/radio inserts the internet and built-in network radio station inventory or music inventory is sent to said smart mobile phone/computer according to the instruction of said smart mobile phone/computer, plays said smart mobile phone/computer selected network radio station signal or music signal then.
Described ANTENNAUDIO playing device based on the DLNA agreement after wherein said smart mobile phone/computer inserts the internet, sends to the network radio station signal on the internet or music signal on said audio amplifier/radio and to play.
Described ANTENNAUDIO playing device based on the DLNA agreement; Wherein said smart mobile phone/computer is provided with USB interface; Said smart mobile phone/computer and said audio amplifier/radio send to said audio amplifier/radio with the sound signal on the USB card and play after setting up the DLNA protocol link via said wireless router.
Described ANTENNAUDIO playing device based on the DLNA agreement; Wherein said smart mobile phone/computer is provided with the SD interface; Said smart mobile phone/computer and said audio amplifier/radio send to said audio amplifier/radio with the sound signal on the SD card and play after setting up the DLNA protocol link via said wireless router.
Described ANTENNAUDIO playing device based on the DLNA agreement, wherein said DLNA agreement wireless communication module comprises transceiver module, CPU module and data access module, said CPU module links to each other with said transceiver module, said data access module respectively.
Described ANTENNAUDIO playing device based on the DLNA agreement, wherein said CPU module links to each other with the power amplifier module of said audio amplifier.
A kind of ANTENNAUDIO player method based on the DLNA agreement comprises step:
A, smart mobile phone/computer obtain the IP address and add WLAN from wireless router;
B, audio amplifier/radio obtain the IP address and add WLAN from wireless router;
C, said smart mobile phone/computer are set up with said audio amplifier/radio and are linked;
D, said smart mobile phone/computer send to said audio amplifier/radio with sound signal and play.
Described ANTENNAUDIO player method based on the DLNA agreement; Wherein said audio amplifier/radio inserts the internet and built-in network radio station inventory or music inventory is sent to said smart mobile phone/computer according to the instruction of said smart mobile phone/computer, plays said smart mobile phone/computer selected network radio station signal or music signal then.
Beneficial effect of the present invention: the present invention utilizes the DLNA agreement that smart mobile phone/computer, wireless router and audio amplifier/radio are combined formation ANTENNAUDIO playing device; Smart mobile phone/computer and audio amplifier needn't wired connections; For the network radio station in the family and music provide equipment flexibly, advanced the progress of wireless communication technology.
Description of drawings
The present invention includes following accompanying drawing:
Fig. 1 is the ANTENNAUDIO playing device synoptic diagram that the present invention is based on the DLNA agreement;
Fig. 2 is the process flow diagram of DLNA protocol communication of the present invention;
Fig. 3 is the process flow diagram of smart mobile phone of the present invention through the audio amplifier playing back music;
Fig. 4 is the process flow diagram of the present invention's playing network radio station or online music on audio amplifier/radio.
Embodiment
According to accompanying drawing and embodiment the present invention is done further explain below:
As depicted in figs. 1 and 2; The ANTENNAUDIO playing device that the present invention is based on the DLNA agreement comprises smart mobile phone/computer, wireless router and at least one audio amplifier/radio; Audio amplifier/radio is provided with DLNA agreement wireless communication module; After smart mobile phone/computer and audio amplifier/radio were set up the DLNA protocol link via wireless router, smart mobile phone/computer sent to audio amplifier/radio with sound signal and is play by audio amplifier/radio.Preserve audio amplifier/wireless name tabulation on smart mobile phone/computer; Preserve corresponding audio amplifier/wireless IP address list on the wireless router, smart mobile phone/computer need to be selected the audio amplifier/radio of playing audio signal and is set up the DLNA protocol link with selected audio amplifier/radio via wireless router according to the name tabulation.Audio amplifier/radio inserts the internet and built-in network radio station inventory or music inventory is sent to smart mobile phone/computer according to the instruction of smart mobile phone/computer, plays smart mobile phone/computer selected network radio station signal or music signal then.Another embodiment of the invention is after smart mobile phone/computer inserts the internet, the network radio station signal on the internet or music signal is sent on audio amplifier/radio play.Smart mobile phone/computer is provided with USB interface, and smart mobile phone/computer and audio amplifier/radio send to audio amplifier/radio with the sound signal on the USB card and play after setting up the DLNA protocol link via wireless router.Smart mobile phone/computer is provided with the SD interface, and smart mobile phone/computer and audio amplifier/radio send to audio amplifier/radio with the sound signal on the SD card and play after setting up the DLNA protocol link via wireless router.
DLNA agreement wireless communication module comprises transceiver module, CPU module and data access module, and the CPU module links to each other with transceiver module, data access module respectively.Transceiver module (chip RT2070)
Carry out the DLNA protocol link and carry out radio communication, CUP module (chip MSE005) is handled the data of network connection procedure and is sent dependent instruction, simultaneously data is decoded.Data access module (chips W 9825G6EH) carries out the data access in the calculating process.The CPU module links to each other with the power amplifier module (STA540SA) of audio amplifier, and power amplifier module outputs to sound horn after the sound signal of CUP module output is amplified.
The present invention is based on the ANTENNAUDIO player method of DLNA agreement, comprise step:
A, smart mobile phone/computer obtain the IP address and add WLAN from wireless router;
B, audio amplifier/radio obtain the IP address and add WLAN from wireless router;
C, said smart mobile phone/computer are set up with said audio amplifier/radio and are linked;
D, said smart mobile phone/computer send to said audio amplifier/radio with sound signal and play.
Audio amplifier/radio inserts the internet and built-in network radio station inventory or music inventory is sent to smart mobile phone/computer according to the instruction of smart mobile phone/computer, plays smart mobile phone/computer selected network radio station signal or music signal then.
As shown in Figure 2, smart mobile phone/computer, wireless router and audio amplifier/wireless DLNA protocol link, audio data transmission comprise step:
1) smart mobile phone/computer, audio amplifier/radio are obtained the IP address and are added network by wireless router;
2) audio amplifier/radio sends the notice of reaching the standard grade to smart mobile phone/computer;
3) smart mobile phone/computer obtains audio amplifier/radio information;
4) smart mobile phone/computer, audio amplifier/radio carry out the UpnP protocol interaction;
5) smart mobile phone/computer, audio amplifier/radio carry out data transmission.
Like Fig. 3 and shown in Figure 4; Use audio amplifier to connect and go up wireless router, and on audio amplifier, oneself is named, for example: MUSIC A through the DLNA agreement; If in different rooms or the place a plurality of audio amplifiers are arranged; Will carry out different names, for example MUSIC B, MUSIC C or the like make things convenient for smart mobile phone to discern different audio amplifier titles like this; The software that re-uses on the smart mobile phone connects upward wireless router, and discerns the audio amplifier that all connect wireless routers through wireless router.When smart mobile phone is launched music; The voice output that can select music is on smart mobile phone, also to be to use above the audio amplifier that wireless router connects, through voice output select corresponding audio amplifier title just can with the music on the smart mobile phone directly on audio amplifier sounding come out.Carry out the process of network radio station and music when smart mobile phone control audio amplifier; After smart mobile phone has connected wireless router; On smart mobile phone, select to want the audio amplifier title controlled, the software control signal instruction that starts on the smart mobile phone is transferred to audio amplifier through wireless router.Transfer the corresponding program on the audio amplifier through the smart mobile phone command signal, audio amplifier carries out internet communication according to ICP/IP protocol.Audio amplifier is got back to the built-in good network radio station of program/information feedback such as music inventory on the smart mobile phone.Smart mobile phone carries out the selection of corresponding network radio station/music title, and command signal is passed through the wireless router transfer transmission to audio amplifier.Audio amplifier receives the smart mobile phone instruction, and carries out network radio station/music address connection and the extracting of corresponding data according to command adapted thereto.Network radio station/music data on the internet is through the data transmission work between completion of agreements such as http/mms/rstp and audio amplifier.Be transferred to of the decoding work of the network radio station/music data of audio amplifier, output to loudspeaker after amplifying via power amplifier module and carry out sounding, accomplish the transmission work of whole sound thus through audio amplifier.
Those skilled in the art do not break away from essence of the present invention and spirit; Can there be the various deformation scheme to realize the present invention; The above is merely the preferable feasible embodiment of the present invention; Be not so limit to interest field of the present invention, the equivalent structure that all utilizations instructions of the present invention and accompanying drawing content are done changes, and all is contained within the interest field of the present invention.
Claims (10)
1. ANTENNAUDIO playing device based on the DLNA agreement; It is characterized in that: comprise smart mobile phone/computer, wireless router and at least one audio amplifier/radio; Said audio amplifier/radio is provided with DLNA agreement wireless communication module; After said smart mobile phone/computer and said audio amplifier/radio were set up the DLNA protocol link via said wireless router, said smart mobile phone/computer sent to said audio amplifier/radio with sound signal and is play by said audio amplifier/radio.
2. the ANTENNAUDIO playing device based on the DLNA agreement according to claim 1; It is characterized in that: preserve said audio amplifier/wireless name tabulation on said smart mobile phone/computer; Preserve corresponding said audio amplifier/wireless IP address list on the said wireless router, said smart mobile phone/computer need to be selected the said audio amplifier/radio of playing audio signal and is set up the DLNA protocol link with selected said audio amplifier/radio via said wireless router according to said name tabulation.
3. the ANTENNAUDIO playing device based on the DLNA agreement according to claim 2; It is characterized in that: said audio amplifier/radio inserts the internet and built-in network radio station inventory or music inventory is sent to said smart mobile phone/computer according to the instruction of said smart mobile phone/computer, plays said smart mobile phone/computer selected network radio station signal or music signal then.
4. the ANTENNAUDIO playing device based on the DLNA agreement according to claim 2; It is characterized in that: after said smart mobile phone/computer inserts the internet, the network radio station signal on the internet or music signal sent on said audio amplifier/radio play.
5. according to claim 3 or 4 described ANTENNAUDIO playing devices based on the DLNA agreement; It is characterized in that: said smart mobile phone/computer is provided with USB interface; Said smart mobile phone/computer and said audio amplifier/radio send to said audio amplifier/radio with the sound signal on the USB card and play after setting up the DLNA protocol link via said wireless router.
6. the ANTENNAUDIO playing device based on the DLNA agreement according to claim 5; It is characterized in that: said smart mobile phone/computer is provided with the SD interface; Said smart mobile phone/computer and said audio amplifier/radio send to said audio amplifier/radio with the sound signal on the SD card and play after setting up the DLNA protocol link via said wireless router.
7. the ANTENNAUDIO playing device based on the DLNA agreement according to claim 6; It is characterized in that: said DLNA agreement wireless communication module comprises transceiver module, CPU module and data access module, and said CPU module links to each other with said transceiver module, said data access module respectively.
8. the ANTENNAUDIO playing device based on the DLNA agreement according to claim 7 is characterized in that: said CPU module links to each other with the power amplifier module of said audio amplifier.
9. the ANTENNAUDIO player method based on the DLNA agreement is characterized in that, comprises step:
A, smart mobile phone/computer obtain the IP address and add WLAN from wireless router;
B, audio amplifier/radio obtain the IP address and add WLAN from wireless router;
C, said smart mobile phone/computer are set up with said audio amplifier/radio and are linked;
D, said smart mobile phone/computer send to said audio amplifier/radio with sound signal and play.
10. the ANTENNAUDIO player method based on the DLNA agreement according to claim 9; It is characterized in that: said audio amplifier/radio inserts the internet and built-in network radio station inventory or music inventory is sent to said smart mobile phone/computer according to the instruction of said smart mobile phone/computer, plays said smart mobile phone/computer selected network radio station signal or music signal then.
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| CN2011103709016A CN102509555A (en) | 2011-11-21 | 2011-11-21 | Wireless audio playing device and method based on DLNA (Digital Living Network Alliance) protocol |
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| CN2011103709016A CN102509555A (en) | 2011-11-21 | 2011-11-21 | Wireless audio playing device and method based on DLNA (Digital Living Network Alliance) protocol |
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Cited By (12)
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| CN102768849A (en) * | 2012-08-02 | 2012-11-07 | 广州市花都区中山大学国光电子与通信研究院 | Music playing system based on wireless audio data transmission |
| CN103501558A (en) * | 2013-09-12 | 2014-01-08 | 浙江生辉照明有限公司 | LED lighting device, wireless speaker system and wireless audio playing method |
| CN103593635A (en) * | 2013-11-12 | 2014-02-19 | 刘海东 | Wireless card reading method of Bluetooth card plug-in sound box |
| CN104093102A (en) * | 2014-07-30 | 2014-10-08 | 深圳市华美兴泰科技有限公司 | Wireless sound system for transmitting audio based on WIFI and application method of wireless sound system |
| CN104135704A (en) * | 2014-07-11 | 2014-11-05 | 黄天旭 | Sound box networking method and sound box network |
| CN104427641A (en) * | 2013-08-19 | 2015-03-18 | 广州杰赛科技股份有限公司 | Cloud sound box |
| CN104427635A (en) * | 2013-08-19 | 2015-03-18 | 广州杰赛科技股份有限公司 | Data sharing device based on WiFi |
| CN104732989A (en) * | 2015-01-26 | 2015-06-24 | 湖南天冠电子信息技术有限公司 | Intelligent music playing control system and method |
| CN104902316A (en) * | 2015-05-14 | 2015-09-09 | 广东欧珀移动通信有限公司 | Method and device for synchronous playing of time, intelligent sound box, and mobile terminal |
| CN105049982A (en) * | 2015-05-30 | 2015-11-11 | 广东欧珀移动通信有限公司 | Intelligent sound box and music play method based on intelligent sound box |
| CN108990172A (en) * | 2018-07-06 | 2018-12-11 | 四川九洲电器集团有限责任公司 | Method that is a kind of while managing multiple WIFI sound equipment Broadcast Controls |
| CN115396408A (en) * | 2022-08-24 | 2022-11-25 | 恒玄科技(上海)股份有限公司 | Wireless audio/video device and wireless communication method |
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| CN102768849A (en) * | 2012-08-02 | 2012-11-07 | 广州市花都区中山大学国光电子与通信研究院 | Music playing system based on wireless audio data transmission |
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| CN104902316B (en) * | 2015-05-14 | 2017-09-01 | 广东欧珀移动通信有限公司 | Method, device, intelligent sound box and the mobile terminal of synchronous reproduction time |
| CN105049982A (en) * | 2015-05-30 | 2015-11-11 | 广东欧珀移动通信有限公司 | Intelligent sound box and music play method based on intelligent sound box |
| CN105049982B (en) * | 2015-05-30 | 2018-06-29 | 广东欧珀移动通信有限公司 | A kind of method for playing music and intelligent sound box based on intelligent sound box |
| CN108990172A (en) * | 2018-07-06 | 2018-12-11 | 四川九洲电器集团有限责任公司 | Method that is a kind of while managing multiple WIFI sound equipment Broadcast Controls |
| CN108990172B (en) * | 2018-07-06 | 2021-07-13 | 四川九洲电器集团有限责任公司 | Method for simultaneously managing broadcast control of multiple WIFI sound equipment |
| CN115396408A (en) * | 2022-08-24 | 2022-11-25 | 恒玄科技(上海)股份有限公司 | Wireless audio/video device and wireless communication method |
| CN115396408B (en) * | 2022-08-24 | 2023-11-03 | 恒玄科技(上海)股份有限公司 | Wireless audio/video device and wireless communication method |
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Application publication date: 20120620 |