CN204046784U - Based on the intelligent wireless audio amplifier that WIFI connects - Google Patents
Based on the intelligent wireless audio amplifier that WIFI connects Download PDFInfo
- Publication number
- CN204046784U CN204046784U CN201420431336.9U CN201420431336U CN204046784U CN 204046784 U CN204046784 U CN 204046784U CN 201420431336 U CN201420431336 U CN 201420431336U CN 204046784 U CN204046784 U CN 204046784U
- Authority
- CN
- China
- Prior art keywords
- wifi
- module
- audio amplifier
- intelligent wireless
- audio
- 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.)
- Expired - Lifetime
Links
- 238000000034 method Methods 0.000 claims description 8
- 230000005540 biological transmission Effects 0.000 description 9
- 238000010586 diagram Methods 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 3
- 230000006870 function Effects 0.000 description 2
- 230000006855 networking Effects 0.000 description 2
- 229920000049 Carbon (fiber) Polymers 0.000 description 1
- QJVKUMXDEUEQLH-UHFFFAOYSA-N [B].[Fe].[Nd] Chemical compound [B].[Fe].[Nd] QJVKUMXDEUEQLH-UHFFFAOYSA-N 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000004917 carbon fiber Substances 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 230000002354 daily effect Effects 0.000 description 1
- 230000002708 enhancing effect Effects 0.000 description 1
- 230000003203 everyday effect Effects 0.000 description 1
- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical compound C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 description 1
- 229910001172 neodymium magnet Inorganic materials 0.000 description 1
- 229910052761 rare earth metal Inorganic materials 0.000 description 1
- 150000002910 rare earth metals Chemical class 0.000 description 1
- 230000001360 synchronised effect Effects 0.000 description 1
Landscapes
- Circuit For Audible Band Transducer (AREA)
Abstract
The utility model relates to audio amplifier, is specifically related to a kind of intelligent wireless audio amplifier connected based on WIFI.It comprises casing and the loudspeaker be arranged on casing and bass horn, master control processing module is also provided with in casing, master control processing module is electrically connected with WIFI module, WAN port, the memory of storage routing configuration data, the transmit control module controlling audio frequency broadcasting and audio decoder, audio decoder is also electrically connected with power amplifier, power amplifier is connected with audio output, and power amplifier is about loudspeaker and bass horn electrical connection respectively; WIFI module is also connected with antenna.The utility model can make smart machine directly be connected to intelligent wireless audio amplifier by WIFI to carry out music, the high quality audio file being stored in smart mobile phone and panel computer can not only be play, and the online audio frequency of high-quality can also be play as lossless format audio frequency, make smart mobile phone and dull and stereotyped apparatus such as computer break through the restriction of memory space, range of application strengthens further.
Description
Technical field
The utility model relates to audio amplifier, is specifically related to a kind of intelligent wireless audio amplifier connected based on WIFI.
Background technology
Tradition audio amplifier can only use the Wired access mode of standard to use, greatly limit the use scenes of user, although there is part sound equipment to have employed Bluetooth technology, but the transmission range that has access to of bluetooth limits, be generally within accessible 10 meters, and speed is low, high quality audio stream cannot be transmitted, and bluetooth can only distich.And along with extensively popularizing of smart machine, especially the high speed development of smart mobile phone, the part in people's daily life has been become by smart mobile phone playing network video and music, but smart mobile phone is due to the restriction of its pronunciation cell size, its broadcast sound volume and tonequality are all very limited, especially be almost difficult to work under environment more noisy a little, although there is part Baffle Box of Bluetooth, but due to the problem that its transmission range is short and transmission rate is low, tonequality is poor, and also need when using to match, inconvenient operation.
Utility model content
The purpose of this utility model is to provide a kind of intelligent wireless audio amplifier connected based on WIFI and solves in prior art traditional audio amplifier only by access in radio, use scenes is limited and restriction is comparatively large, and smart machine cannot be coordinated to use, and Baffle Box of Bluetooth transmission rate is low, apart from limited, the problem of lower tone.
The technical scheme that the utility model solves the problems of the technologies described above is as follows: a kind of intelligent wireless audio amplifier connected based on WIFI, the loudspeaker comprising casing and be arranged on casing and bass horn, master control processing module is also provided with in described casing, described master control processing module is electrically connected with WIFI module, WAN port, store the memory of routing configuration data, control transmit control module and the audio decoder of audio frequency broadcasting, described audio decoder is also electrically connected with power amplifier, described power amplifier is connected with audio output, described power amplifier is about loudspeaker and bass horn electrical connection respectively, described WIFI module is also connected with antenna.
On the basis of technique scheme, the utility model can also do following improvement.
Further, described master control processing module, WIFI module and transmit control module are integrated in same chip;
Further, described master control processing module comprises the audio process of processing audio data and Play Control, the route processors connected by WIFI module process network;
Further, described transmit control module comprises the control button be arranged on casing, and described control button comprises pause button, a upper first button, volume down button, volume add button, next button and Menu key;
Further, described audio output comprises the AUX interface being arranged on housing back;
Further, described master control processing module is also electrically connected with the LAN port being arranged on housing back;
Further, described master control processing module is connected with the USB interface being arranged on housing back, described USB interface is connected with movable storage device, described housing back is also provided with reset button and mains switch;
Further, set the power module being also provided with and powering as described audio amplifier in described casing, described power module is connected with the power interface being arranged on housing back;
Further, described casing is wooden casing, and the quantity of described bass horn and loudspeaker is two, and the antenna that described WIFI module connects is double antenna; Described router is also connected with by WIFI module and carries the WIFI wireless terminal device of Android operation system or the WIFI wireless terminal device of IOS;
Further, store broadcasting agreement in described memory, described broadcasting agreement comprises DLNA agreement, Qplay agreement, Airplay agreement and DUplay agreement, and described protocol application is in the smart machine of IOS and Android operation system.
The beneficial effect of above-mentioned further scheme is adopted to be: by the utility model intelligent wireless audio amplifier, smart machine can be made, smart mobile phone and dull and stereotyped apparatus such as computer as having WIFI function are directly connected to intelligent wireless audio amplifier by WIFI, by DLNA agreement, Qplay agreement, Airplay agreement and DUplay agreement carry out music, due to high transfer rate and the long range propagation of WIFI, the high quality audio file being stored in smart mobile phone and panel computer can not only be play, and the online audio frequency of high-quality can also be play as lossless format audio frequency, smart mobile phone and dull and stereotyped apparatus such as computer is made to break through the restriction of memory space, range of application strengthens further, by being arranged on the AUX interface at housing back, also audio frequency is provided to input by other wired modes, by WAN port accessing Internet, smart mobile phones etc. play-over Online Music by sound equipment, LAN port connects netting twine for other network equipments provides network, the USB interface being arranged on housing back can connect movable storage device, and the audio file of play-overing wherein, the scope of application of further enhancing intelligent wireless audio amplifier, double antenna can strengthen the WIFI effective coverage range of intelligent wireless audio amplifier further.
Accompanying drawing explanation
Fig. 1 is the circuit block diagram of the utility model audio amplifier;
Fig. 2 is the embodiment circuit block diagram of the utility model audio amplifier;
Fig. 3 is the utility model loudspeaker box structure front view;
Fig. 4 is the utility model loudspeaker box structure rearview;
Fig. 5 is the utility model loudspeaker box structure vertical view.
In accompanying drawing, the parts representated by each label are as follows:
1, master control processing module, 101, route processors, 102, audio process, 2, WIFI module, 3, WAN port, 4, memory, 5, transmit control module, 501, pause button, 502, a upper first button, 503, volume down button, 504, volume adds button, 505, next button, 506, Menu key, 6, audio decoder, 7, power amplifier, 8, loudspeaker, 9, bass horn, 10, antenna, 11, power module, 12, LAN port, 13, USB interface, 14, AUX interface, 15, power interface, 16, casing, 17, mains switch, 18, reset button.
Embodiment
Be described principle of the present utility model and feature below in conjunction with accompanying drawing, example, only for explaining the utility model, is not intended to limit scope of the present utility model.
Fig. 1 is the circuit block diagram of the utility model audio amplifier; Comprise casing 16 and the loudspeaker 8 be arranged on casing 16 and bass horn 9, master control processing module 1 is also provided with in described casing 16, described master control processing module 1 is electrically connected with WIFI module 2, WAN port 3, the memory 4 storing routing configuration data, the transmit control module 5 controlling audio frequency broadcasting and audio decoder 6, described audio decoder 6 is also electrically connected with power amplifier 7, described power amplifier 7 is connected with audio output, and about loudspeaker 8 and bass horn 9 are electrically connected described power amplifier 7 respectively; Described WIFI module 2 is also connected with antenna 10.
Described master control processing module 1, WIFI module 2 and transmit control module 5 are integrated in same chip, and the concrete model of the chip adopted in the utility model scheme is MT7620A.
Described master control processing module 1 comprises the audio process 102 of processing audio data and Play Control, is processed the route processors 101 of network connection by WIFI module 2; Described transmit control module 5 comprises the control button be arranged on casing 16, and described control button comprises pause button 501, a upper first button 502, volume down button 503, volume add button 504, next button 505 and Menu key 506; Button with backlight, even if also can use preferably at night;
Described audio output comprises the AUX interface 14 being arranged on housing back; Described master control processing module 1 is also electrically connected with the LAN port one 2 being arranged on housing back; Connect the equipment of other needs networking, as the desktop computer of family expenses.
Described master control processing module 1 is connected with the usb 13 being arranged on housing back, described usb 13 is connected with movable storage device, described housing back is also provided with reset button 18 and mains switch 17; Usb 13 can connect and connects USB flash disk, portable hard drive and card reader etc., and play-overs audio file wherein, also can connect 3G/4G wireless network card, under the condition not having fixed network broadband, WiMAX also can be adopted to provide network for other equipment.
Set the power module 11 being also provided with and powering as described audio amplifier in described casing 16, described power module 11 is connected with the power interface 15 being arranged on housing back; Described casing 16 is wooden casing 16, and the quantity of described bass horn 9 and loudspeaker 8 is two, and the antenna 10 that described WIFI module 2 connects is double antenna; Double antenna has higher coverage, and WIFI transmission can reach the transmission rate of 300Mbps and the coverage of 40 meters.
Described router is also connected with by WIFI module 2 and carries the WIFI wireless terminal device of Android operation system or the WIFI wireless terminal device of IOS; Store broadcasting agreement in described memory 4, described broadcasting agreement comprises DLNA agreement, Qplay agreement, Airplay agreement and DUplay agreement, and described protocol application is in the smart machine of IOS and Android operation system; Smart machine can use QQ music, Baidu's music, KuGoo music and everyday the player such as interesting to listen to play-over online or local music, and pushed to intelligent wireless audio amplifier and play.
Described bass horn 9 adopts high magnetic conduction carbon fiber 4 cun of loudspeaker, and described loudspeaker 8 is the cortina ball top loudspeaker of high conductivity rare earth neodymium iron boron, and make the dive of low frequency energy to 40HZ, high-frequency energy extends to 20KHZ.Audio decoder 6 adopts Ou Sheng WM8960 decoding chip, coordinate the digital power amplifier of 40WSTA339BWS, audio frequency is resolved finer and smoother, range is broader, owing to being provided with AUX interface 14, Multi-audio-frequency can be provided to input, and analog-to-digital conversion module adopt the digital power amplifier of ADC chip energy perfect cooperation 40WSTA339BWS of AK5358.Described casing 16 is wooden casing 16, and the quantity of described bass horn 9 and loudspeaker 8 is two; Wooden casing 16 can bring better acoustical quality.
Route processors 101 adopts MediaTek Inc. MT7620 series Wi-Fi SoC solution, integrates clock frequency (clock rate) and reaches 600MHz's
24KEc
tMprocessor, a five-port fast ethernet switch (Fast Ethernet Switch), two rGMII interfaces, USB 2.0 interface, PCIe interface and SD-HC interfaces.Can form containing the synchronous double-frequency router of two groups of 2T2R 802.11n Wi-Fi (transmission rate summation 600Mbps) or add that another organizes the DBC 11ac router of 2T2R 802.11n Wi-Fi (transmission rate summation 733Mbps) by one group of 1T1R 802.11ac, make the audio-visual transmission of information, voice and high image quality respectively walk each frequency range and not interfere with each other, bring best user experience.
The high-performance USB2.0 interface of MT7620 series can be used for external 3G/4G WiMAX network interface card, or exempts from the high performance-price ratio network camera (UVC Cam) etc. of install driver, or supports wireless storage application for connecting wireless network hard disk.In addition, the interfaces such as the built-in nand flash memory interface of MT7620 and SD-HC, USB 2.0, memory 4 accelerator, I2S and PCM, are convenient to user and the application such as network hard disc, Wi-Fi card reader, network sound and the networking telephone are added in home multimedia network environment.
For smart mobile phone, the use procedure of the utility model audio amplifier is specially:
Step S01, WIFI function opened by intelligent wireless audio amplifier, and smart mobile phone by WIFI network search intelligent wireless audio amplifier, and connects with intelligent radio audio amplifier;
Step S02, smart mobile phone end opens player software, as QQ music player or system carry player plays this locality or online music;
Step S03, smart mobile phone is by playing agreement, and as DLNA agreement, Qplay agreement and Airplay agreement, IOS system adopts Airplay agreement, pushes music to intelligent wireless audio amplifier;
Step S04, the music of this propelling movement play by intelligent wireless audio amplifier.
In above-mentioned steps, intelligent wireless audio amplifier also can play-over online Streaming Media music, or the local audio file in the movable storage device to be connected by usb 13, and by transmit control module 5, as pause button 501, a upper first button 502, volume down button 503, volume add button 504, next button 505 and Menu key 506 and operate the music play.
The foregoing is only preferred embodiment of the present utility model, not in order to limit the utility model, all within spirit of the present utility model and principle, any amendment done, equivalent replacement, improvement etc., all should be included within protection range of the present utility model.
Claims (10)
1. based on the intelligent wireless audio amplifier that WIFI connects, it is characterized in that: comprise casing and the loudspeaker be arranged on casing and bass horn, master control processing module is also provided with in described casing, described master control processing module is electrically connected with WIFI module, WAN port, the memory of storage routing configuration data, the transmit control module controlling audio frequency broadcasting and audio decoder, described audio decoder is also electrically connected with power amplifier, described power amplifier is connected with audio output, and described power amplifier is about loudspeaker and bass horn electrical connection respectively; Described WIFI module is also connected with antenna.
2. the intelligent wireless audio amplifier connected based on WIFI according to claim 1, is characterized in that: described master control processing module, WIFI module and transmit control module are integrated in same chip.
3. the intelligent wireless audio amplifier connected based on WIFI according to claim 1, is characterized in that: described master control processing module comprises the audio process of processing audio data and Play Control, the route processors connected by WIFI module process network.
4. the intelligent wireless audio amplifier connected based on WIFI according to claim 1, it is characterized in that: described transmit control module comprises the control button be arranged on casing, described control button comprises pause button, a upper first button, volume down button, volume add button, next button and Menu key.
5. the intelligent wireless audio amplifier connected based on WIFI according to claim 1, is characterized in that: described audio output comprises the AUX interface being arranged on housing back.
6. the intelligent wireless audio amplifier connected based on WIFI according to claim 1, is characterized in that: described master control processing module is also electrically connected with the LAN port being arranged on housing back.
7. the intelligent wireless audio amplifier connected based on WIFI according to claim 1, it is characterized in that: described master control processing module is connected with the USB interface being arranged on housing back, described USB interface is connected with movable storage device, and described housing back is also provided with reset button and mains switch.
8. the intelligent wireless audio amplifier connected based on WIFI according to any one of claim 1 to 7, it is characterized in that: set the power module being also provided with and powering as described audio amplifier in described casing, described power module is connected with the power interface being arranged on housing back.
9. the intelligent wireless audio amplifier connected based on WIFI according to claim 8, it is characterized in that: described casing is wooden casing, the quantity of described bass horn and loudspeaker is two, and the antenna that described WIFI module connects is double antenna.
10. the intelligent wireless audio amplifier connected based on WIFI according to claim 8, is characterized in that: described router is also connected with by WIFI module and carries the WIFI wireless terminal device of Android operation system or the WIFI wireless terminal device of IOS.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420431336.9U CN204046784U (en) | 2014-07-30 | 2014-07-30 | Based on the intelligent wireless audio amplifier that WIFI connects |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420431336.9U CN204046784U (en) | 2014-07-30 | 2014-07-30 | Based on the intelligent wireless audio amplifier that WIFI connects |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204046784U true CN204046784U (en) | 2014-12-24 |
Family
ID=52247404
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420431336.9U Expired - Lifetime CN204046784U (en) | 2014-07-30 | 2014-07-30 | Based on the intelligent wireless audio amplifier that WIFI connects |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204046784U (en) |
Cited By (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104093103A (en) * | 2014-07-30 | 2014-10-08 | 深圳市华美兴泰科技有限公司 | Wireless smart sound box based on WIFI connection |
| CN104640026A (en) * | 2015-02-13 | 2015-05-20 | 无锡市崇安区科技创业服务中心 | WIFI (Wireless Fidelity) intelligent loudspeaker box capable of preventing antennae from mutually interfering |
| CN104661154A (en) * | 2015-02-13 | 2015-05-27 | 无锡市崇安区科技创业服务中心 | Smart sound box adopting WIFI (wireless fidelity) and used for preventing reduction of antenna radiation efficiency |
| CN104796816A (en) * | 2015-02-13 | 2015-07-22 | 无锡市崇安区科技创业服务中心 | Automatic-switching WIFI intelligent sound box |
| CN104811850A (en) * | 2015-02-13 | 2015-07-29 | 无锡市崇安区科技创业服务中心 | WIFI based intelligent sound box |
| CN105049983A (en) * | 2015-07-16 | 2015-11-11 | 苏州欧可罗电子科技有限公司 | Wireless loudspeaker box based on WIFI and power amplifier overload protection |
| CN105142063A (en) * | 2015-07-16 | 2015-12-09 | 苏州欧可罗电子科技有限公司 | Wireless sound box based on WIFI and electron tube amplification circuit |
| CN105187986A (en) * | 2015-07-16 | 2015-12-23 | 苏州欧可罗电子科技有限公司 | Wireless speaker based on WiFi and power amplifier circuit |
| CN105245995A (en) * | 2015-10-29 | 2016-01-13 | 李建 | Novel WIFI loudspeaker box |
| CN113721734A (en) * | 2021-09-08 | 2021-11-30 | 合肥市卓怡恒通信息安全有限公司 | Desktop computer with intelligent sound box function and working method thereof |
-
2014
- 2014-07-30 CN CN201420431336.9U patent/CN204046784U/en not_active Expired - Lifetime
Cited By (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104093103A (en) * | 2014-07-30 | 2014-10-08 | 深圳市华美兴泰科技有限公司 | Wireless smart sound box based on WIFI connection |
| CN104640026A (en) * | 2015-02-13 | 2015-05-20 | 无锡市崇安区科技创业服务中心 | WIFI (Wireless Fidelity) intelligent loudspeaker box capable of preventing antennae from mutually interfering |
| CN104661154A (en) * | 2015-02-13 | 2015-05-27 | 无锡市崇安区科技创业服务中心 | Smart sound box adopting WIFI (wireless fidelity) and used for preventing reduction of antenna radiation efficiency |
| CN104796816A (en) * | 2015-02-13 | 2015-07-22 | 无锡市崇安区科技创业服务中心 | Automatic-switching WIFI intelligent sound box |
| CN104811850A (en) * | 2015-02-13 | 2015-07-29 | 无锡市崇安区科技创业服务中心 | WIFI based intelligent sound box |
| CN105049983A (en) * | 2015-07-16 | 2015-11-11 | 苏州欧可罗电子科技有限公司 | Wireless loudspeaker box based on WIFI and power amplifier overload protection |
| CN105142063A (en) * | 2015-07-16 | 2015-12-09 | 苏州欧可罗电子科技有限公司 | Wireless sound box based on WIFI and electron tube amplification circuit |
| CN105187986A (en) * | 2015-07-16 | 2015-12-23 | 苏州欧可罗电子科技有限公司 | Wireless speaker based on WiFi and power amplifier circuit |
| CN105245995A (en) * | 2015-10-29 | 2016-01-13 | 李建 | Novel WIFI loudspeaker box |
| CN113721734A (en) * | 2021-09-08 | 2021-11-30 | 合肥市卓怡恒通信息安全有限公司 | Desktop computer with intelligent sound box function and working method thereof |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN204046784U (en) | Based on the intelligent wireless audio amplifier that WIFI connects | |
| CN104093103A (en) | Wireless smart sound box based on WIFI connection | |
| CN203453784U (en) | Bluetooth electric torch | |
| CN104040631A (en) | Multi-stream-multipoint-jack audio streaming | |
| CN105307102A (en) | Bluetooth wireless audio transmitter | |
| CN201995140U (en) | 3G (3rd generation) portable wireless router supporting multimedia functions | |
| CN107005800A (en) | Transmission, method of reseptance and the device of audio file, equipment and its system | |
| CN203219287U (en) | Media playing system and media emitting apparatus | |
| CN203352726U (en) | DLNA/Airplay/Miracast wireless technology-based audio/video player | |
| CN104732993A (en) | Wireless router music player | |
| CN103458317B (en) | The media play controlling method of intelligent terminal and system | |
| CN209642945U (en) | A kind of jamproof wireless acoustics | |
| CN204256389U (en) | A kind of intelligent wireless furniture with sound system | |
| CN202907130U (en) | Card type bluetooth sound box | |
| CN201957216U (en) | Bluetooth earphone with sound recording function | |
| CN202856964U (en) | Audio playing system and multi-channel earphone with wireless voice integrated | |
| CN103794200A (en) | Portable karaoke device capable of achieving audio access based on WIFI | |
| CN201294519Y (en) | Wireless audio transmitting/receiving device | |
| CN202353758U (en) | Multimedia information wireless network system, wireless transmission device and wireless receiving device | |
| CN212086427U (en) | High sampling rate bluetooth voice transmission system | |
| CN205408125U (en) | WIFI audio amplifier and public address system | |
| CN205647914U (en) | Stereo set is far controlled to intelligence | |
| CN201957030U (en) | Network player with radio function | |
| CN207283776U (en) | A kind of intelligent sound box | |
| CN205142202U (en) | Digital interphone |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CP01 | Change in the name or title of a patent holder | ||
| CP01 | Change in the name or title of a patent holder |
Address after: Pingshan Shenzhen city of Guangdong Province Jinniu Road 518000 No. 16 Huahan science and Technology Industrial Park, No. 1 on the third floor plant and zone 2, zone 4 Patentee after: HAMEDATA TECHNOLOGY Co.,Ltd. Address before: Pingshan Shenzhen city of Guangdong Province Jinniu Road 518000 No. 16 Huahan science and Technology Industrial Park, No. 1 on the third floor plant and zone 2, zone 4 Patentee before: SHENZHEN HAMEDATA TECHNOLOGY Co.,Ltd. |
|
| CP02 | Change in the address of a patent holder | ||
| CP02 | Change in the address of a patent holder |
Address after: 518000 zone a, zone 2, zone 3, zone 6, zone 7 and Zone 8, floor 1, plant a of rectangular lighting industrial plant, No. 2, Guihua fifth road, Zhukeng community, Longtian street, Pingshan District, Shenzhen City, Guangdong Province Patentee after: HAMEDATA TECHNOLOGY Co.,Ltd. Address before: 518000 zone 1, zone 2 and zone 4, 3rd floor, No.1 Factory building, Huahan science and Technology Industrial Park, No.16 Jinniu West Road, Pingshan New District, Shenzhen City, Guangdong Province Patentee before: HAMEDATA TECHNOLOGY Co.,Ltd. |
|
| CX01 | Expiry of patent term | ||
| CX01 | Expiry of patent term |
Granted publication date: 20141224 |