CN103916616A - Wireless audio transmitting device and wireless audio transmitting system - Google Patents
Wireless audio transmitting device and wireless audio transmitting system Download PDFInfo
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Abstract
The invention provides a wireless audio transmitting device which is suitable for the field of communication and is applied to data transmitting between a wireless terminal device and a display device. The wireless audio transmitting device comprises a wireless receiving module which is used for receiving audio data sent out by the wireless terminal device through a wireless transport protocol, a data parsing module which is used for parsing the received audio data and a HDMI module which is used for sending the parsed audio data to the display device through a HDMI interface. The invention further provides a wireless audio transmitting system. By means of the wireless audio transmitting device and the wireless audio transmitting system, the problem of inconvenient cabling due to the fact that a data line is needed to connect a computer and the display device in the prior art is solved.
Description
Technical field
The present invention relates to the communications field, relate in particular to a kind of wireless image-sound transmission equipment and wireless image-sound transmission system.
Background technology
In a lot of work, meeting, the medium occasion of life & amusement, the screen content of computer and portable mobile terminal shows by projection and display device and projection becomes more and more universal.At present; between some computers and display device, pass through HDMI (High Definition Multimedia Interface) (High Definition MultimediaInterface; HDMI) connect; the HD video of the uncompressed of HDMI transmission and multichannel audio data digital, without advance in signal transmission row D/A or mould/number conversion, will directly be transferred in display device by HDMI data wire.
But between prior art Computer and display device, carry out signal transmission by data wire, therefore adopt open-wire line to connect, can be because the restriction in place can cause wiring inconvenient, not attractive in appearance when wiring.And need to repeatedly plug data wire in the time changing computer projection.
Summary of the invention
In view of this, the object of the embodiment of the present invention is to provide a kind of wireless image-sound transmission equipment and wireless image-sound transmission system, and being intended to solve needs in prior art to connect computer and display device and to cause the inconvenient problem that connects up with data wire.
The embodiment of the present invention is achieved in that a kind of wireless image-sound transmission equipment, is applied to the transfer of data between wireless terminal device and display device, and wherein, described wireless image-sound transmission equipment comprises:
Wireless receiving module, for receiving the video-audio data that described wireless terminal device sends by wireless transmission protocol;
Data resolution module, for resolving received described video-audio data;
HDMI module, for being sent to described display device by the described video-audio data being resolved to by HDMI interface.
Preferably, described wireless transmission protocol is WiFi wireless transmission protocol, or infrared transmission agreement, or Bluetooth communication protocol, or the 4th third-generation mobile communication agreement.
Preferably, described wireless terminal device is notebook computer, or panel computer, or smart mobile phone.
Preferably, described wireless image-sound transmission equipment also comprises:
User management module, for managing the authentication information of local user's login, and the authentication information of inputting according to described local user confirms to login described wireless image-sound transmission equipment to carry out associative operation.
Preferably, described wireless image-sound transmission equipment also comprises:
Long-range link block, for managing Telnet user's authentication information, and the authentication information of inputting according to described Telnet user confirms to login described wireless image-sound transmission equipment to carry out associative operation.
Preferably, described wireless image-sound transmission equipment also comprises:
Show handover module, realize the switching of video-audio data between multiple wireless terminal devices according to the request of described wireless terminal device, or realize the video-audio data of wireless terminal device desktop and the switching of the video-audio data on backstage according to the request of wireless terminal device.
On the other hand, the present invention also provides a kind of wireless image-sound transmission system, wherein, described wireless image-sound transmission system comprises wireless terminal device, wireless image-sound transmission equipment and HDMI interface equipment, wherein, described wireless terminal device is for sending video-audio data by wireless transmission protocol, and described wireless image-sound transmission equipment comprises:
Wireless receiving module, for receiving by described wireless transmission protocol the video-audio data that described wireless terminal device sends;
Data resolution module, for resolving received described video-audio data;
HDMI module, for being sent to described HDMI interface equipment by the described video-audio data being resolved to by HDMI interface.
Preferably, described wireless transmission protocol is WiFi wireless transmission protocol, or infrared transmission agreement, or Bluetooth communication protocol, or the 4th third-generation mobile communication agreement.
Preferably, described wireless terminal device is notebook computer, or panel computer, or smart mobile phone.
Preferably, described HDMI interface equipment is the projector equipment that is provided with HDMI interface, or for being provided with the TV of HDMI interface, wherein, described HDMI interface equipment is for receiving the described video-audio data transmitting from the HDMI module of described wireless image-sound transmission equipment and showing.
Preferably, described wireless image-sound transmission equipment also comprises:
User management module, for managing the authentication information of local user's login, and the authentication information of inputting according to described local user confirms to login described wireless image-sound transmission equipment to carry out associative operation.
Preferably, described wireless image-sound transmission equipment also comprises:
Long-range link block, for managing Telnet user's authentication information, and the authentication information of inputting according to described Telnet user confirms to login described wireless image-sound transmission equipment to carry out associative operation.
Preferably, described wireless image-sound transmission equipment also comprises:
Show handover module, realize the switching of video-audio data between multiple wireless terminal devices according to the request of described wireless terminal device, or realize the video-audio data of wireless terminal device desktop and the switching of the video-audio data on backstage according to the request of wireless terminal device.
In embodiments of the present invention, technical scheme provided by the invention, can solve and in prior art, need to connect computer and display device and to cause the inconvenient problem that connects up with data wire.
Accompanying drawing explanation
Fig. 1 is the structural representation of wireless image-sound transmission equipment in an embodiment of the present invention; And
Fig. 2 is the structural representation of wireless image-sound transmission system in an embodiment of the present invention.
Embodiment
In order to make object of the present invention, technical scheme and advantage clearer, below in conjunction with drawings and Examples, the present invention is further elaborated.Should be appreciated that specific embodiment described herein, only in order to explain the present invention, is not intended to limit the present invention.
The specific embodiment of the invention provides a kind of wireless image-sound transmission equipment 10, as shown in Figure 1, is applied to the transfer of data between wireless terminal device and display device, and wireless image-sound transmission equipment 10 mainly comprises:
Wireless receiving module 101, for receiving the video-audio data that described wireless terminal device sends by wireless transmission protocol;
Data resolution module 102, for resolving received described video-audio data;
HDMI module 103, for being sent to described display device by the described video-audio data being resolved to by HDMI interface.
Wireless image-sound transmission equipment 10 provided by the present invention, can solve and in prior art, need to connect computer and display device and to cause the inconvenient problem that connects up with data wire.
Below will be elaborated to a kind of wireless image-sound transmission equipment 10 provided by the present invention.
Referring to Fig. 1, is the structural representation of wireless image-sound transmission equipment 10 in an embodiment of the present invention.In the present embodiment, wireless image-sound transmission equipment 10 comprises wireless receiving module 101, data resolution module 102, HDMI module 103, user management module 104, long-range link block 105 and shows handover module 106.In the present embodiment, wireless image-sound transmission equipment 10 is applied to the transfer of data between wireless terminal device and display device.
Wireless receiving module 101, for receiving the video-audio data that described wireless terminal device sends by wireless transmission protocol.In the present embodiment, wireless sending module is not set in wireless image-sound transmission equipment 10, and wireless receiving module 101 is only set, thereby reduce the processor burden of wireless image-sound transmission equipment 10, improve the treatment effeciency of processor, the function of wireless sending module is completed by wireless terminal device, that is to say, in wireless terminal device, be integrated with wireless sending module, in the time that wireless terminal device has video-audio data to be sent to display device, the video-audio data first by the wireless sending module in wireless terminal device, needs being sent is sent to the wireless receiving module 101 of wireless image-sound transmission equipment 10 by wireless transmission protocol, then carrying out after relevant treatment video-audio data by wireless image-sound transmission equipment 10 sends display device to and shows again.Especially it should be noted that, video-audio data of the present invention is not limited to video stream data, more comprises that the desktop contents of image data, wireless terminal device and mouse such as move at the image data of content.
In the present embodiment, this wireless transmission protocol is WiFi wireless transmission protocol, or infrared transmission agreement, or Bluetooth communication protocol, or the 4th third-generation mobile communication agreement.
In the present embodiment, this wireless terminal device is notebook computer, or panel computer, or smart mobile phone, realize the video-audio data transmission between wireless terminal device and wireless image-sound transmission equipment 10 by the wireless transmission protocol as WiFi wireless transmission protocol.
Data resolution module 102, for resolving received described video-audio data.In the present embodiment, data resolution module 102 comprises the processing modules such as low noise amplifier, automatic gain controller, digital translation sampler and demodulator, concrete, low noise amplifier is large for the analog signal of the video-audio data receiving being carried out to low noise side, and filter out noise signals, and by the gain of the suitable adjusting low noise amplifier of automatic gain controller, then convert analog signal to digital signal by digital translation sampler, finally by demodulator to complete the parsing of the video-audio data to receiving.
HDMI module 103, for being sent to described display device by the described video-audio data being resolved to by HDMI interface.In the present embodiment, be provided with HDMI interface in HDMI module 103, wireless image-sound transmission equipment 10 can be connected by HDMI data wire with display device, and HDMI module 103 is sent to display device by the video-audio data being resolved to by HDMI interface.
User management module 104, for managing the authentication information of local user's login, and the authentication information of inputting according to described local user confirms to login described wireless image-sound transmission equipment to carry out associative operation.In the present embodiment, client software can be installed wireless image-sound transmission equipment 10 is interior, manage the authentication information of local user's login by user management module 104, for example these authentication informations comprise digital certificate or other authentication modes of account that local user inputs and password, wireless terminal device, and user only has by the login of user management module 104 and confirms to realize the operation at wireless image-sound transmission equipment 10 enterprising line correlations.
Long-range link block 105, for managing Telnet user's authentication information, and the authentication information of inputting according to described Telnet user confirms to login described wireless image-sound transmission equipment to carry out associative operation.In the present embodiment, long-range link block 105 is set can conveniently directly connects this wireless image-sound transmission equipment 10 the personnel of nonlocal conference participation wireless image-sound transmission equipment 10 is interior, then the screen content of nonlocal participant's notebook computer, panel computer or mobile phone is presented in local conference screen or television set.Authentication information can be account number and password, digital certificate and other authentication modes.
Show handover module 106, realize the switching of video-audio data between multiple wireless terminal devices according to the request of described wireless terminal device, or realize the video-audio data of wireless terminal device desktop and the switching of the video-audio data on backstage according to the request of wireless terminal device.In the present embodiment, multiple local users or Telnet user login after wireless image-sound transmission equipment 10, user can send request by wireless terminal device, requiring that the video-audio data of oneself is transferred to display device by wireless image-sound transmission equipment 10 is shown, 106 of handover modules of demonstration can be realized the switching of the video-audio data between different radio terminal equipment, realize the video-audio data that a display device while or timesharing show multiple wireless terminal devices.In addition, demonstration handover module 106 also can be realized the conversion of video-audio data and the backstage video-audio data of same wireless terminal device desktop.Described video-audio data is not limited to video stream data, more comprises image data, and the desktop contents of wireless terminal device and mouse such as move at the image data of content.
A kind of wireless image-sound transmission equipment 10 that an embodiment of the present invention provides, can solve and in prior art, need to connect computer and display device and to cause the inconvenient problem that connects up with data wire.
The present invention also provides a kind of wireless image-sound transmission system, and as shown in Figure 2, wireless image-sound transmission system comprises wireless terminal device, wireless image-sound transmission equipment 10 and HDMI interface equipment 20.
In the present embodiment, wireless terminal device is for sending video-audio data by wireless transmission protocol, in the present embodiment, this wireless terminal device is notebook computer, or panel computer, or smart mobile phone, realizes the video-audio data transmission between wireless terminal device and wireless image-sound transmission equipment 10 by the wireless transmission protocol as WiFi wireless transmission protocol.
In the present embodiment, wireless image-sound transmission equipment 10 comprises wireless receiving module 101, data resolution module 102, HDMI module 103, user management module 104, long-range link block 105 and shows handover module 106.In the present embodiment, wireless image-sound transmission equipment 10 is applied to the transfer of data between wireless terminal device and display device.
Wireless receiving module 101, for receiving the video-audio data that described wireless terminal device sends by wireless transmission protocol.In the present embodiment, wireless sending module is not set in wireless image-sound transmission equipment 10, and wireless receiving module 101 is only set, thereby reduce the processor burden of wireless image-sound transmission equipment 10, improve the treatment effeciency of processor, the function of wireless sending module is completed by wireless terminal device, that is to say, in wireless terminal device, be integrated with wireless sending module, in the time that wireless terminal device has video-audio data to be sent to display device, the video-audio data first by the wireless sending module in wireless terminal device, needs being sent is sent to the wireless receiving module 101 of wireless image-sound transmission equipment 10 by wireless transmission protocol, then carrying out after relevant treatment video-audio data by wireless image-sound transmission equipment 10 sends display device to and shows again.
In the present embodiment, this wireless transmission protocol is WiFi wireless transmission protocol, or infrared transmission agreement, or Bluetooth communication protocol, or the 4th third-generation mobile communication agreement.
Data resolution module 102, for resolving received described video-audio data.In the present embodiment, data resolution module 102 comprises the processing modules such as low noise amplifier, automatic gain controller, digital translation sampler and demodulator, concrete, low noise amplifier is large for the analog signal of the video-audio data receiving being carried out to low noise side, and filter out noise signals, and by the gain of the suitable adjusting low noise amplifier of automatic gain controller, then convert analog signal to digital signal by digital translation sampler, finally by demodulator to complete the parsing of the video-audio data to receiving.
HDMI module 103, for being sent to described HDMI interface equipment 20 by the described video-audio data being resolved to by HDMI interface.In the present embodiment, in HDMI module 103, be provided with HDMI interface, wireless image-sound transmission equipment 10 can be connected by HDMI data wire with HDMI interface equipment 20, and HDMI module 103 is sent to HDMI interface equipment 20 by the video-audio data being resolved to by HDMI interface.
In the present embodiment, HDMI interface equipment 20 is for being provided with the projector equipment of HDMI interface, or for being provided with the TV of HDMI interface, wherein, described HDMI interface equipment 20 is for receiving the video-audio data transmitting from the HDMI module 103 of wireless image-sound transmission equipment 10 and showing.
User management module 104, for managing the authentication information of local user's login, and the authentication information of inputting according to described local user confirms to login described wireless image-sound transmission equipment to carry out associative operation.In the present embodiment, client software can be installed wireless image-sound transmission equipment 10 is interior, manage the authentication information of local user's login by user management module 104, for example these authentication informations comprise account and the password etc. that local user inputs, and user only has by the login confirmation of user management module 104 could realize the operation at wireless image-sound transmission equipment 10 enterprising line correlations.
Long-range link block 105, for managing Telnet user's authentication information, and the authentication information of inputting according to described Telnet user confirms to login described wireless image-sound transmission equipment to carry out associative operation.In the present embodiment, long-range link block 105 is set can conveniently directly connects this wireless image-sound transmission equipment 10 the personnel of nonlocal conference participation wireless image-sound transmission equipment 10 is interior, then the screen content of nonlocal participant's notebook computer, panel computer or mobile phone is presented in local conference screen or television set.
Show handover module 106, realize the switching of video-audio data between multiple wireless terminal devices according to the request of described wireless terminal device, or realize the video-audio data of wireless terminal device desktop and the switching of the video-audio data on backstage according to the request of wireless terminal device.In the present embodiment, multiple local users or Telnet user login after wireless image-sound transmission equipment 10, user can send request by wireless terminal device, requiring that the video-audio data of oneself is transferred to display device by wireless image-sound transmission equipment 10 is shown, 106 of handover modules of demonstration can be realized the switching of the video-audio data between different radio terminal equipment, realize the video-audio data that a display device while or timesharing show multiple wireless terminal devices.In addition, demonstration handover module 106 also can be realized the conversion of video-audio data and the backstage video-audio data of same wireless terminal device desktop.Described video-audio data is not limited to video stream data, more comprises image data, and the desktop contents of wireless terminal device and mouse such as move at the image data of content.
A kind of wireless image-sound transmission system that an embodiment of the present invention provides, can solve and in prior art, need to connect computer and display device and to cause the inconvenient problem that connects up with data wire.
It should be noted that in above-described embodiment, included unit is just divided according to function logic, but is not limited to above-mentioned division, as long as can realize corresponding function; In addition, the concrete title of each functional unit also, just for the ease of mutual differentiation, is not limited to protection scope of the present invention.
In addition, one of ordinary skill in the art will appreciate that all or part of step realizing in the various embodiments described above method is can carry out the hardware that instruction is relevant by program to complete, corresponding program can be stored in a computer read/write memory medium, described storage medium, as ROM/RAM, disk or CD etc.
The foregoing is only preferred embodiment of the present invention, not in order to limit the present invention, all any modifications of doing within the spirit and principles in the present invention, be equal to and replace and improvement etc., within all should being included in protection scope of the present invention.
Claims (13)
1. a wireless image-sound transmission equipment, is applied to the transfer of data between wireless terminal device and display device, it is characterized in that, described wireless image-sound transmission equipment comprises:
Wireless receiving module, for receiving the video-audio data that described wireless terminal device sends by wireless transmission protocol;
Data resolution module, for resolving received described video-audio data;
HDMI module, for being sent to described display device by the described video-audio data being resolved to by HDMI interface.
2. wireless image-sound transmission equipment as claimed in claim 1, is characterized in that, described wireless transmission protocol is WiFi wireless transmission protocol, or infrared transmission agreement, or Bluetooth communication protocol, or the 4th third-generation mobile communication agreement.
3. wireless image-sound transmission equipment as claimed in claim 1, is characterized in that, described wireless terminal device is notebook computer, or panel computer, or smart mobile phone.
4. wireless image-sound transmission equipment as claimed in claim 1, is characterized in that, described wireless image-sound transmission equipment also comprises:
User management module, for managing the authentication information of local user's login, and the authentication information of inputting according to described local user confirms to login described wireless image-sound transmission equipment to carry out associative operation.
5. wireless image-sound transmission equipment as claimed in claim 1, is characterized in that, described wireless image-sound transmission equipment also comprises:
Long-range link block, for managing Telnet user's authentication information, and the authentication information of inputting according to described Telnet user confirms to login described wireless image-sound transmission equipment to carry out associative operation.
6. the wireless image-sound transmission equipment as described in claim 4 or 5, is characterized in that, described wireless image-sound transmission equipment also comprises:
Show handover module, realize the switching of video-audio data between multiple wireless terminal devices according to the request of described wireless terminal device, or realize the video-audio data of wireless terminal device desktop and the switching of the video-audio data on backstage according to the request of wireless terminal device.
7. a wireless image-sound transmission system, it is characterized in that, described wireless image-sound transmission system comprises wireless terminal device, wireless image-sound transmission equipment and HDMI interface equipment, wherein, described wireless terminal device is for sending video-audio data by wireless transmission protocol, and described wireless image-sound transmission equipment comprises:
Wireless receiving module, for receiving by described wireless transmission protocol the video-audio data that described wireless terminal device sends;
Data resolution module, for resolving received described video-audio data;
HDMI module, for being sent to described HDMI interface equipment by the described video-audio data being resolved to by HDMI interface.
8. wireless image-sound transmission system as claimed in claim 7, is characterized in that, described wireless transmission protocol is WiFi wireless transmission protocol, or infrared transmission agreement, or Bluetooth communication protocol, or the 4th third-generation mobile communication agreement.
9. wireless image-sound transmission system as claimed in claim 7, is characterized in that, described wireless terminal device is notebook computer, or panel computer, or smart mobile phone.
10. wireless image-sound transmission system as claimed in claim 7, it is characterized in that, described HDMI interface equipment is the projector equipment that is provided with HDMI interface, or for being provided with the TV of HDMI interface, wherein, described HDMI interface equipment is for receiving the described video-audio data transmitting from the HDMI module of described wireless image-sound transmission equipment and showing.
11. wireless image-sound transmission systems as claimed in claim 7, is characterized in that, described wireless image-sound transmission equipment also comprises:
User management module, for managing the authentication information of local user's login, and the authentication information of inputting according to described local user confirms to login described wireless image-sound transmission equipment to carry out associative operation.
12. wireless image-sound transmission systems as claimed in claim 7, is characterized in that, described wireless image-sound transmission equipment also comprises:
Long-range link block, for managing Telnet user's authentication information, and the authentication information of inputting according to described Telnet user confirms to login described wireless image-sound transmission equipment to carry out associative operation.
13. wireless image-sound transmission systems as described in claim 11 or 12, is characterized in that, described wireless image-sound transmission equipment also comprises:
Show handover module, realize the switching of video-audio data between multiple wireless terminal devices according to the request of described wireless terminal device, or realize the video-audio data of wireless terminal device desktop and the switching of the video-audio data on backstage according to the request of wireless terminal device.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201310009400.4A CN103916616A (en) | 2013-01-08 | 2013-01-08 | Wireless audio transmitting device and wireless audio transmitting system |
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| CN201310009400.4A CN103916616A (en) | 2013-01-08 | 2013-01-08 | Wireless audio transmitting device and wireless audio transmitting system |
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| CN201310009400.4A Pending CN103916616A (en) | 2013-01-08 | 2013-01-08 | Wireless audio transmitting device and wireless audio transmitting system |
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| CN107589925A (en) * | 2016-07-07 | 2018-01-16 | 弘真科技股份有限公司 | Wireless audio-video transmission method with VIP mechanism |
| CN109889764A (en) * | 2019-03-20 | 2019-06-14 | 上海高屋信息科技有限公司 | Conference system |
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