CN202931300U - Audio transmission equipment and audio playing system - Google Patents
Audio transmission equipment and audio playing system Download PDFInfo
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- CN202931300U CN202931300U CN2011204872504U CN201120487250U CN202931300U CN 202931300 U CN202931300 U CN 202931300U CN 2011204872504 U CN2011204872504 U CN 2011204872504U CN 201120487250 U CN201120487250 U CN 201120487250U CN 202931300 U CN202931300 U CN 202931300U
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Abstract
The embodiment of the utility model discloses audio transmission equipment and an audio playing system, relates to a communication technology so as to solve the problem of poor listening experience when a user listens to audio programs broadcasted by a mobile terminal. The audio transmission equipment comprises an audio data acquisition unit, an FM transmission unit and an FM frequency regulation unit. The audio data acquisition unit and the FM frequency regulation unit are respectively connected with the FM transmission unit. The technical scheme provided by the embodiment of the utility model can be applied in transportation vehicles such as cars and the like.
Description
Technical field
The utility model relates to the communication technology, relates in particular to a kind of audio transmission device and audio frequency broadcast system.
Background technology
The portable terminals such as mobile phone all have audio playing function, the audio programs such as music, cross-talk and talking book that the user can like oneself are stored in the above-mentioned portable terminal or obtain online audio program by the mobile network, in driving procedure or on the road of going on a tour, listen to the audio program of oneself liking by portable terminal.
At present, the user mainly comprises two kinds from the mode of the portable terminal listening to audio programs such as mobile phone: a kind ofly be, listen to the form of power amplifier by the loud speaker that the portable terminals such as mobile phone carry, yet, the general audio frequency result of broadcast of the loud speaker that portable terminal carries is bad, so that the experience of user's voice frequency listening is not high; Another kind is, by listening to the earphone of the portable terminal coupling such as mobile phone, needs to wear for a long time earphone in the process that the user listens to, and affects the healthy of user.
The utility model content
In order to solve the problems of the technologies described above, embodiment of the present utility model provides a kind of audio transmission device, can experience for the user provides better voice frequency listening.
For reaching above-mentioned target, embodiment of the present utility model adopts following technical scheme:
A kind of audio transmission device comprises: voice data acquiring unit, FM transmitter unit and FM frequency adjustment unit, described voice data acquiring unit links to each other with described FM transmitter unit respectively with FM frequency adjustment unit.
The audio transmission device that the utility model provides, FM frequency adjustment unit can be regulated the tranmitting frequency of FM transmitter unit and make it to mate with FM receiver (such as the FM broadcast receiver), the FM transmitter unit arrives the audio data transmission that the voice data acquiring unit obtains on the FM receiver (such as the FM broadcast receiver) of coupling by the FM transmission means, thereby reaches the purpose of the player plays voice data that utilizes the connection of FM receiver; The audio transmission device that the utility model provides can be transferred to the mode of voice data by FM on the FM receiver of coupling and play, and has solved prior art and has adopted earphone listening to audio program to the problem of the healthy injury of user's body; When the loud speaker result of broadcast that arranges on the portable terminals such as mobile phone is bad, the audio transmission device that utilizes the utility model to provide can be transferred to the audio frequency result of broadcast in the FM mode with voice data and play on the sound equipment preferably, and then has improved the experience of listening to of user's listening to audio program; And the audio transmission device that the utility model provides does not need wiring with FM mode transmission of audio data, realizes simply, is easy to use.
In order to solve the problems of the technologies described above, embodiment of the present utility model provides a kind of audio frequency broadcast system, can experience for the user provides better voice frequency listening.
For reaching above-mentioned target, embodiment of the present utility model adopts following technical scheme:
A kind of audio frequency broadcast system, it is characterized in that, comprise: portable terminal, audio transmission device, vehicle-mounted FM broadcast receiver and vehicle-mounted sound box, described portable terminal links to each other with described audio transmission device, described audio transmission device links to each other with described vehicle-mounted FM broadcast receiver, described vehicle-mounted FM broadcast receiver links to each other with described vehicle-mounted sound box
Wherein, described audio transmission device comprises:
Link to each other with described portable terminal, for the voice data acquiring unit of the voice data that receives described mobile terminal playing,
Link to each other with described voice data acquiring unit, be used for the voice data that gets access to is sent to the wireless FM transmitter unit of vehicle-mounted FM with the FM transmission means, and,
Link to each other with described FM transmitter unit, be used for regulating the FM frequency adjustment unit of FM tranmitting frequency.
The audio frequency broadcast system that the utility model provides, audio transmission device can send to described voice data on the vehicle-mounted FM receiver from the acquisition for mobile terminal voice data and in the FM mode, play by the vehicle-mounted sound box that is attached thereto by vehicle-mounted FM receiver, thereby reached the purpose that the voice data on the portable terminal is play by vehicle-mounted sound box; The audio frequency broadcast system that the utility model provides is transferred to the audio frequency of mobile terminal playing on the vehicle-mounted sound box in the FM mode and plays, having solved prior art adopts earphone listening to audio program to the problem of the healthy injury of user's body, further, solved when the loud speaker result of broadcast that presets on the portable terminal is bad, relatively poor problem, the experience of listening to that has improved user's listening to audio program by the vehicle-mounted sound box playing audio-fequency data are experienced in listening to of user's listening to audio program; And the audio frequency broadcast system sound intermediate frequency transmitting device that the utility model provides does not need wiring with FM mode transmission of audio data, realizes simply, is easy to use.
Description of drawings
In order to be illustrated more clearly in the utility model embodiment or technical scheme of the prior art, the below will do to introduce simply to the accompanying drawing of required use in embodiment or the description of the Prior Art, apparently, accompanying drawing in the following describes only is embodiment more of the present utility model, for those of ordinary skills, under the prerequisite of not paying creative work, can also obtain according to these accompanying drawings other accompanying drawing.
The audio transmission device structural representation one that Fig. 1 provides for the utility model embodiment;
The audio transmission device structural representation two that Fig. 2 provides for the utility model embodiment;
The audio transmission device structural representation three that Fig. 3 provides for the utility model embodiment;
The audio transmission device structural representation four that Fig. 4 provides for the utility model embodiment;
The audio frequency broadcast system structural representation one that Fig. 5 provides for the utility model embodiment;
The audio frequency broadcast system structural representation two that Fig. 6 provides for the utility model embodiment.
Embodiment
Below in conjunction with the accompanying drawing among the utility model embodiment, the technical scheme among the utility model embodiment is clearly and completely described, obviously, described embodiment only is the utility model part embodiment, rather than whole embodiment.Based on the embodiment in the utility model, those of ordinary skills are not making the every other embodiment that obtains under the creative work prerequisite, all belong to the scope of the utility model protection.
Listen to the audio program of playing on the portable terminal and listen to and experience bad problem in order to solve the user, the utility model embodiment provides a kind of audio transmission device and audio frequency broadcast system.
As shown in Figure 1, the audio transmission device that the utility model embodiment provides, comprise: voice data acquiring unit 101, FM transmitter unit 102 and FM frequency adjustment unit 103, voice data acquiring unit 101 links to each other with FM transmitter unit 102 respectively with FM frequency adjustment unit 103.
In the present embodiment, voice data acquiring unit 102 can (comprise: the audio program that the system sounds of portable terminal, conversation sound and portable terminal are play etc.) from acquisition for mobile terminal voice datas such as mobile phones, also can obtain the voice data that sends with the forms of broadcasting, such as the FM broadcast program etc.When being used for obtaining the voice data of playing on the portable terminal such as mobile phone when voice data acquiring unit 102, the concrete form of voice data acquiring unit 102 can comprise headset plug or short-range wireless communication module (such as bluetooth module, infrared module or WiFi module etc.) etc.; When voice data acquiring unit 102 was used for obtaining the FM broadcast program, the concrete form of voice data acquiring unit 102 can be the FM receiver.
In the present embodiment, FM frequency adjustment unit 103 makes it to mate with the receive frequency of FM receiver (such as the FM broadcast receiver) for the tranmitting frequency of regulating the FM transmitter unit.The utility model embodiment does not limit the specific implementation form of FM frequency modulation unit 103, in the use procedure of reality, FM frequency modulation unit 103 can be rotary adjusting portion or the button adjusting portion with mechanical structure, can for the logic control unit of realizing by circuit structure, every kind of situation not given unnecessary details one by one herein yet.
The audio transmission device that the utility model provides, FM frequency adjustment unit can be regulated the tranmitting frequency of FM transmitter unit and make it to mate with FM receiver (such as the FM broadcast receiver), the FM transmitter unit arrives the audio data transmission that the voice data acquiring unit obtains on the FM receiver (such as the FM broadcast receiver) of coupling by the FM transmission means, thereby reaches the purpose of the player plays voice data that utilizes the connection of FM receiver; The audio transmission device that the utility model provides can be transferred to the mode of voice data by FM on the FM receiver of coupling and play, and has solved prior art and has adopted earphone listening to audio program to the problem of the healthy injury of user's body; When the loud speaker result of broadcast that arranges on the portable terminals such as mobile phone is bad, the audio transmission device that utilizes the utility model to provide can be transferred to the audio frequency result of broadcast in the FM mode with voice data and play on the sound equipment preferably, and then has improved the experience of listening to of user's listening to audio program; And the audio transmission device that the utility model provides does not need wiring with FM mode transmission of audio data, realizes simply, is easy to use.
As shown in Figure 2, the utility model another embodiment also provide a kind of audio transmission device, basic identical with as shown in Figure 1 of the structure of this audio transmission device, difference is that the audio transmission device that present embodiment provides also comprises: voice command receiving element 104, communication unit 105 and control unit 106.
Wherein, communication unit 105 links to each other with control unit 106 with voice command receiving element 104 respectively, and control unit 106 links to each other with voice data acquiring unit 101;
Perhaps, communication unit 105 links to each other with control unit 106 with voice command receiving element 104 respectively, and control unit 106 links to each other with FM frequency adjustment unit 103;
Perhaps, communication unit 105 links to each other with control unit 106 with voice command receiving element 104 respectively, and control unit 106 links to each other with FM frequency adjustment unit 103 with voice data acquiring unit 101 respectively.
In the present embodiment, voice command receiving element 104 is used for receiving the user to the phonetic control command of the transmission of audio transmission device, wherein, voice control command can comprise: start audio transmission device, close audio transmission device, the adjusting tranmitting frequency arrives the order of specific frequency etc., voice command receiving element 104 receives after the voice control command this voice control command sent on the speech recognition equipment by communication unit 105 and resolves, communication unit 105 receives the analysis result that speech recognition equipment returns, and this analysis result is transferred to control unit 106, voice data acquiring unit 101 and/or FM frequency adjustment unit 103 are controlled according to analysis result by control unit 106.
Need to prove, in the present embodiment, speech recognition equipment is specifically as follows the cloud computing platform server with unspecified person speech identifying function that is positioned at carrier network, communication unit 105 can be directly and the cloud computing platform server communicate, also can communicate by portable terminal and the cloud computing platform server with mobile communication function; When communication unit 105 directly and cloud computing platform server when communicating, communication unit 105 can be the 2G/3G communication module, when communication unit 105 communicates by portable terminal and cloud computing platform server, communication unit 105 can be short-range wireless communication module (such as WiFi module, bluetooth module or infrared module etc.), also can be for having the headset plug of voice transfer ability, certainly can also for other forms, not give unnecessary details one by one herein.
The audio transmission device that the utility model embodiment provides has increased the voice control function parts on function basis shown in Figure 1, so that it is more convenient to operate, is particularly useful for the use in the driving procedure, has improved the fail safe of driving.
As shown in Figure 3, the utility model another embodiment also provide a kind of audio transmission device, basic identical with as shown in Figure 1 of the structure of this audio transmission device, difference is that the audio transmission device that present embodiment provides can also comprise: are connected the audio priory level setting unit 107 that is connected with the FM transmitter unit with voice data acquiring unit 101 respectively.
In the present embodiment, audio priory level setting unit 107 is used for voice data priority waiting for transmission is set, for example: telephone speech priority that can portable terminal is set to height, during system sounds is set to, media play sound is set to low, then when audio transmission device receives multiple voice data simultaneously, can be according to this priority Provisioning Policy indication FM transmitter unit 102 preferential emission telephone speech data, only have after the whole ends of transmission of telephone speech data, just can be according to priority policy successively transmission system sound and media sound.Certainly, above audio priory level Provisioning Policy only for for example, in the use procedure of reality, can be arranged to different strategies as required, does not do herein and gives unnecessary details.
The audio transmission device that the utility model embodiment provides has added the audio priory level on realization function basis as shown in Figure 1 function has been set, avoided when receiving multiple voice data simultaneously conflict occurring, cause can't the normal transmission voice data problem.
As shown in Figure 4, a utility model again embodiment also provides a kind of audio transmission device, basic identical with as shown in Figure 1 of the structure of this audio transmission device, difference is that the audio transmission device that present embodiment provides can also comprise: the FM transmission power adjustment unit 108 that links to each other with FM transmitter unit 102.
The utility model embodiment does not limit the specific implementation form of FM transmission power adjustment unit 108, in the use procedure of reality, FM transmission power adjustment unit 108 can be rotary adjusting portion or the button adjusting portion with mechanical structure, can for the logic control unit of realizing by circuit structure, every kind of situation not given unnecessary details one by one herein yet.
The audio transmission device that the utility model embodiment provides has added FM transmission power adjustment function on function basis shown in Figure 1, the user can regulate the FM transmitting power as required, the voice data that FM receiver (such as the FM broadcast receiver) audio reception transmitting device in specified scope is sent, avoid leaking of voice data, improved the fail safe of transmission.
Need to prove, in the use procedure of reality, more than the audio transmission device that provides of the utility model embodiment shown in Fig. 1-4 a plurality of modules of dividing, can by module or an Implement of Function Module that has similar functions with described a plurality of modules, not give unnecessary details herein yet.
As shown in Figure 5, the utility model embodiment provides a kind of audio frequency broadcast system, comprise: portable terminal 501, audio transmission device 502, vehicle-mounted FM broadcast receiver 503 and vehicle-mounted sound box 504, portable terminal 501 links to each other with audio transmission device 502, audio transmission device 502 links to each other with vehicle-mounted FM broadcast receiver 503, and vehicle-mounted FM broadcast receiver 503 links to each other with vehicle-mounted sound box 504.
Wherein, audio transmission device 502 comprises: link to each other with portable terminal 501, be used for the voice data acquiring unit of the voice data of mobile terminal receive 501 broadcasts; Link to each other with the voice data acquiring unit, be used for the voice data that gets access to is sent to the wireless FM transmitter unit of vehicle-mounted FM with the FM transmission means; And, link to each other with the FM transmitter unit, be used for regulating the FM frequency adjustment unit of FM tranmitting frequency.
Further, can play the FM broadcast program for the audio frequency broadcast system that the utility model embodiment is provided, audio transmission device 501 can also comprise: link to each other with the FM transmitter unit, be used for receiving the FM receiver of FM broadcast message.
The audio frequency broadcast system that the utility model provides, audio transmission device can send to described voice data on the vehicle-mounted FM receiver from the acquisition for mobile terminal voice data and in the FM mode, play by the vehicle-mounted sound box that is attached thereto by vehicle-mounted FM receiver, thereby reached the purpose that the voice data on the portable terminal is play by vehicle-mounted sound box; The audio frequency broadcast system that the utility model provides is transferred to the audio frequency of mobile terminal playing on the vehicle-mounted sound box in the FM mode and plays, having solved prior art adopts earphone listening to audio program to the problem of the healthy injury of user's body, further, solved when the loud speaker result of broadcast that presets on the portable terminal is bad, relatively poor problem, the experience of listening to that has improved user's listening to audio program by the vehicle-mounted sound box playing audio-fequency data are experienced in listening to of user's listening to audio program; And the audio frequency broadcast system sound intermediate frequency transmitting device that the utility model provides does not need wiring with FM mode transmission of audio data, realizes simply, is easy to use.
As shown in Figure 6, the utility model another embodiment also provide a kind of audio frequency broadcast system, basic identical with as shown in Figure 5 of the structure of this audio frequency broadcast system, difference is that the audio frequency broadcast system that present embodiment provides can also comprise: be positioned at carrier network, link to each other with audio transmission device 502, be used for adopting the unspecified person speech recognition technology that the voice control command of audio transmission device 502 transmissions is resolved and obtain operation control command, and operation control command is sent to the cloud computing platform server 505 of audio transmission device 502.
At this moment, audio transmission device 502 can also comprise: the voice command receiving element that is used for the voice control command of reception user transmission; Link to each other with the voice command receiving element, be used for voice control command is sent to cloud computing platform server 505, and receive the communication unit of the operation control command that cloud computing platform server 505 returns; And, link to each other with communication unit, and link to each other with voice data acquiring unit and/or described FM frequency adjustment unit, be used for according to operation control command the control unit that voice data acquiring unit and/or FM frequency adjustment unit are controlled.
The audio frequency broadcast system that the utility model embodiment provides is realizing that as shown in Figure 6 function and effect basis have increased voice control function, so that whole system operates is more convenient, be particularly useful for the use in the driving procedure, improved the fail safe of driving.
Need to prove that in above audio frequency broadcast system as illustrated in Figures 5 and 6, audio transmission device 502 both can be used as an independently equipment existence, also can be used as the functional part of portable terminal 501, was embedded in existence in the portable terminal 501.
When audio transmission device 502 when independently equipment exists, voice transfer equipment 502 can be connected by adopting contact between headset plug and the portable terminal 501, and voice transfer equipment 502 also can pass through short-range wireless communication module (as: bluetooth module, WiFi module or infrared module etc.) and be connected with portable terminal 501 employing wireless modes; When audio transmission device 502 exists as the functional part of portable terminal 501, adopt embedded the connection between audio transmission device 502 and the portable terminal 501, as: audio transmission device 502 is connected by internal data bus or circuit with portable terminal 501.
Below as illustrated in Figures 5 and 6 the specific implementation of audio frequency broadcast system can be described referring to the audio transmission device that the utility model embodiment provides, and repeats no more herein.
The audio transmission device that the utility model embodiment provides and audio frequency broadcast system can be applied in the vehicles such as automobile, and the music playback function of high service experience is provided when driving.
The above; it only is embodiment of the present utility model; but protection range of the present utility model is not limited to this; anyly be familiar with those skilled in the art in the technical scope that the utility model discloses; can expect easily changing or replacing, all should be encompassed within the protection range of the present utility model.Therefore, protection range of the present utility model should be as the criterion by described protection range with claim.
Claims (8)
1. an audio transmission device is characterized in that, comprising: voice data acquiring unit, FM transmitter unit and FM frequency adjustment unit, described voice data acquiring unit links to each other with described FM transmitter unit respectively with FM frequency adjustment unit.
2. audio transmission device according to claim 1 is characterized in that, described voice data acquiring unit comprises the form of following any one or combination:
Headset plug, short-range wireless communication module and FM receiver.
3. audio transmission device according to claim 1 and 2 is characterized in that, also comprises: voice command receiving element, communication unit and control unit,
Wherein, described communication unit links to each other with described control unit with described voice command receiving element respectively, and described control unit links to each other with described voice data acquiring unit,
Perhaps, described communication unit links to each other with described control unit with described voice command receiving element respectively, and described control unit links to each other with described FM frequency adjustment unit,
Perhaps, described communication unit links to each other with described control unit with described voice command receiving element respectively, and described control unit links to each other with described FM frequency adjustment unit with described voice data acquiring unit respectively.
4. audio transmission device according to claim 1 is characterized in that, also comprises: the FM transmission power adjustment unit that links to each other with described FM transmitter unit.
5. audio frequency broadcast system, it is characterized in that, comprise: portable terminal, audio transmission device, vehicle-mounted FM broadcast receiver and vehicle-mounted sound box, described portable terminal links to each other with described audio transmission device, described audio transmission device links to each other with described vehicle-mounted FM broadcast receiver, described vehicle-mounted FM broadcast receiver links to each other with described vehicle-mounted sound box
Wherein, described audio transmission device comprises:
Link to each other with described portable terminal, for the voice data acquiring unit of the voice data that receives described mobile terminal playing,
Link to each other with described voice data acquiring unit, be used for the voice data that gets access to is sent to the wireless FM transmitter unit of vehicle-mounted FM with the FM transmission means, and,
Link to each other with described FM transmitter unit, be used for regulating the FM frequency adjustment unit of FM tranmitting frequency.
6. audio frequency broadcast system according to claim 5 is characterized in that, described audio transmission device also comprises: link to each other with described FM transmitter unit, be used for receiving the FM receiver of FM broadcast message.
7. audio frequency broadcast system according to claim 5, it is characterized in that, also comprise: be positioned at carrier network, link to each other with described audio transmission device, be used for adopting the unspecified person speech recognition technology that the voice control command of described audio transmission device transmission is resolved and obtain operation control command, and the cloud computing platform server of the described audio transmission device that operation control command is sent to
Described audio transmission device also comprises:
The voice command receiving element that is used for the voice control command of reception user transmission,
Link to each other with described voice command receiving element, be used for described voice control command is sent to the cloud computing platform server, and receive the communication unit of the operation control command that the cloud computing platform server returns, and,
Link to each other with described communication unit, and link to each other with described voice data acquiring unit and/or described FM frequency adjustment unit, be used for according to described operation control command the control unit that described voice data acquiring unit and/or described FM frequency adjustment unit are controlled.
8. audio frequency broadcast system according to claim 5 is characterized in that,
Adopt embedded the connection between described audio transmission device and the described portable terminal, perhaps,
Described audio transmission device is by adopting contact to be connected between headset plug and the described portable terminal, perhaps,
Described audio transmission device is by adopting wireless mode to be connected between short-range wireless communication module and the described portable terminal.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011204872504U CN202931300U (en) | 2011-11-30 | 2011-11-30 | Audio transmission equipment and audio playing system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011204872504U CN202931300U (en) | 2011-11-30 | 2011-11-30 | Audio transmission equipment and audio playing system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202931300U true CN202931300U (en) | 2013-05-08 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN2011204872504U Expired - Fee Related CN202931300U (en) | 2011-11-30 | 2011-11-30 | Audio transmission equipment and audio playing system |
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| CN (1) | CN202931300U (en) |
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103618582A (en) * | 2013-11-28 | 2014-03-05 | 北京奇虎科技有限公司 | Method and system for acquiring broadcast signal information in vehicle |
| CN103634397A (en) * | 2013-11-28 | 2014-03-12 | 北京奇虎科技有限公司 | Method and system for playing audio file in vehicle |
| CN104270442A (en) * | 2014-09-29 | 2015-01-07 | 谢小娟 | Vehicle-mounted audio playing method, vehicle-mounted control terminal and system |
| CN104571052A (en) * | 2015-01-14 | 2015-04-29 | 南通博云物联网技术有限公司 | FM background music playing system based on zigbee technology |
| CN104950872A (en) * | 2015-05-20 | 2015-09-30 | 深圳市元征科技股份有限公司 | Vehicular diagnostic system and vehicular network system |
| CN104993892A (en) * | 2015-05-15 | 2015-10-21 | 广东翼卡车联网服务有限公司 | Interphone with FM emission function and implementing method thereof |
| CN105898674A (en) * | 2015-10-21 | 2016-08-24 | 乐卡汽车智能科技（北京）有限公司 | Processing device, vehicle-mounted system and audio frequency data processing method |
| CN108260042A (en) * | 2017-12-04 | 2018-07-06 | 珠海格力电器股份有限公司 | Audio playing device and equipment |
-
2011
- 2011-11-30 CN CN2011204872504U patent/CN202931300U/en not_active Expired - Fee Related
Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103618582A (en) * | 2013-11-28 | 2014-03-05 | 北京奇虎科技有限公司 | Method and system for acquiring broadcast signal information in vehicle |
| CN103634397A (en) * | 2013-11-28 | 2014-03-12 | 北京奇虎科技有限公司 | Method and system for playing audio file in vehicle |
| CN103618582B (en) * | 2013-11-28 | 2017-11-17 | 北京奇虎科技有限公司 | Broadcast signal information acquisition methods and system in vehicle |
| CN104270442A (en) * | 2014-09-29 | 2015-01-07 | 谢小娟 | Vehicle-mounted audio playing method, vehicle-mounted control terminal and system |
| CN104571052A (en) * | 2015-01-14 | 2015-04-29 | 南通博云物联网技术有限公司 | FM background music playing system based on zigbee technology |
| CN104993892A (en) * | 2015-05-15 | 2015-10-21 | 广东翼卡车联网服务有限公司 | Interphone with FM emission function and implementing method thereof |
| CN104950872A (en) * | 2015-05-20 | 2015-09-30 | 深圳市元征科技股份有限公司 | Vehicular diagnostic system and vehicular network system |
| CN105898674A (en) * | 2015-10-21 | 2016-08-24 | 乐卡汽车智能科技（北京）有限公司 | Processing device, vehicle-mounted system and audio frequency data processing method |
| CN108260042A (en) * | 2017-12-04 | 2018-07-06 | 珠海格力电器股份有限公司 | Audio playing device and equipment |
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Address after: Nanshan District Keyuan Road Shenzhen city Guangdong province 518057 No. 6 Science Park East Arts crafts emporium 606A Patentee after: Car sound intelligent technology Co., Ltd. Address before: Nanshan District Keyuan Road Shenzhen city Guangdong province 518057 No. 6 Science Park East Arts crafts emporium 606A Patentee before: Shenzhen Vcyber Technology Co., Ltd. |
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| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20130508 Termination date: 20201130 |