CN115379285A - Digital video wireless transmission system - Google Patents
Digital video wireless transmission system Download PDFInfo
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- CN115379285A CN115379285A CN202211006653.1A CN202211006653A CN115379285A CN 115379285 A CN115379285 A CN 115379285A CN 202211006653 A CN202211006653 A CN 202211006653A CN 115379285 A CN115379285 A CN 115379285A
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- 230000005540 biological transmission Effects 0.000 title claims abstract description 33
- 230000008054 signal transmission Effects 0.000 claims abstract description 10
- 230000002457 bidirectional effect Effects 0.000 claims abstract description 4
- 238000012790 confirmation Methods 0.000 claims description 16
- 238000010586 diagram Methods 0.000 description 5
- 230000004075 alteration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
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Classifications
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N21/00—Selective content distribution, e.g. interactive television or video on demand [VOD]
- H04N21/40—Client devices specifically adapted for the reception of or interaction with content, e.g. set-top-box [STB]; Operations thereof
- H04N21/43—Processing of content or additional data, e.g. demultiplexing additional data from a digital video stream; Elementary client operations, e.g. monitoring of home network or synchronising decoder's clock; Client middleware
- H04N21/436—Interfacing a local distribution network, e.g. communicating with another STB or one or more peripheral devices inside the home
- H04N21/4363—Adapting the video stream to a specific local network, e.g. a Bluetooth® network
- H04N21/43637—Adapting the video stream to a specific local network, e.g. a Bluetooth® network involving a wireless protocol, e.g. Bluetooth, RF or wireless LAN [IEEE 802.11]
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N21/00—Selective content distribution, e.g. interactive television or video on demand [VOD]
- H04N21/40—Client devices specifically adapted for the reception of or interaction with content, e.g. set-top-box [STB]; Operations thereof
- H04N21/41—Structure of client; Structure of client peripherals
- H04N21/4104—Peripherals receiving signals from specially adapted client devices
- H04N21/4122—Peripherals receiving signals from specially adapted client devices additional display device, e.g. video projector
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N21/00—Selective content distribution, e.g. interactive television or video on demand [VOD]
- H04N21/40—Client devices specifically adapted for the reception of or interaction with content, e.g. set-top-box [STB]; Operations thereof
- H04N21/41—Structure of client; Structure of client peripherals
- H04N21/4104—Peripherals receiving signals from specially adapted client devices
- H04N21/4126—The peripheral being portable, e.g. PDAs or mobile phones
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N21/00—Selective content distribution, e.g. interactive television or video on demand [VOD]
- H04N21/40—Client devices specifically adapted for the reception of or interaction with content, e.g. set-top-box [STB]; Operations thereof
- H04N21/43—Processing of content or additional data, e.g. demultiplexing additional data from a digital video stream; Elementary client operations, e.g. monitoring of home network or synchronising decoder's clock; Client middleware
- H04N21/436—Interfacing a local distribution network, e.g. communicating with another STB or one or more peripheral devices inside the home
- H04N21/4367—Establishing a secure communication between the client and a peripheral device or smart card
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W4/00—Services specially adapted for wireless communication networks; Facilities therefor
- H04W4/80—Services using short range communication, e.g. near-field communication [NFC], radio-frequency identification [RFID] or low energy communication
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W76/00—Connection management
- H04W76/10—Connection setup
- H04W76/14—Direct-mode setup
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- Engineering & Computer Science (AREA)
- Signal Processing (AREA)
- Computer Networks & Wireless Communication (AREA)
- Multimedia (AREA)
- Mobile Radio Communication Systems (AREA)
Abstract
The invention discloses a digital video wireless transmission system, and relates to the technical field of wireless transmission. The output end of the signal pairing module is respectively connected with the input ends of the memory authentication module and the multi-party authentication module, the memory authentication module is in bidirectional connection with the multi-party authentication module, the output ends of the memory authentication module and the multi-party authentication module are both connected with the input end of the signal transmission module, when the signal pairing module is connected with the Bluetooth of the display through the Bluetooth on the mobile phone and the Bluetooth on the display is connected for the first time, the signal pairing module transmits data on the Bluetooth of the mobile phone and data on the Bluetooth of the display into the multi-party authentication module, and the multi-party authentication module determines the display connected with the mobile phone through mobile phone authentication and video authentication.
Description
Technical Field
The invention relates to the technical field of wireless transmission, in particular to a digital video wireless transmission system.
Background
Wireless transmission refers to a manner of data transmission using wireless technology. The wireless transmission and the wired transmission are corresponding, the application of the wireless transmission technology is more and more accepted by various industries along with the increasing development of the wireless technology, and the wireless image transmission is gradually seen by the broad users as a special use mode.
At present, most of digital videos are respectively connected with a display through a mobile phone and a network during wireless transmission, but errors can often occur in matching connection between mobile phone projection and the display during connection, and errors occur in matching connection between network wireless transmission and the display.
Disclosure of Invention
Technical problem to be solved
Aiming at the defects of the prior art, the invention provides a digital video wireless transmission system, which solves the problem that the matching connection between the mobile phone projection and the display is wrong.
(II) technical scheme
In order to achieve the purpose, the invention is realized by the following technical scheme: the output end of the signal receiving unit is respectively connected with the input ends of a data authentication unit and a projection screen display unit, the output end of the projection screen display unit is connected with the input end of the data authentication unit, the output end of the data authentication unit is connected with the input end of a video display module, and the output end of the video display module is connected with the input end of the signal receiving unit.
The invention is further configured to: the screen projection display unit comprises a signal pairing module, a multi-party authentication module, a memory authentication module and a signal transmission module, wherein the output end of the signal pairing module is respectively connected with the input ends of the memory authentication module and the multi-party authentication module, the memory authentication module is in bidirectional connection with the multi-party authentication module, and the output ends of the memory authentication module and the multi-party authentication module are connected with the input end of the signal transmission module.
The memory authentication module is used for recording the mobile phone matched with the video.
The signal pairing module is connected with the Bluetooth of the display through the Bluetooth on the mobile phone.
The signal pairing module is connected with the Bluetooth of the display through the Bluetooth on the mobile phone.
By adopting the technical scheme, the display connected with the mobile phone is determined through mobile phone authentication and video authentication, screen projection errors cannot occur, and the accuracy of wireless transmission is ensured.
The invention is further configured to: the data authentication unit comprises a website authentication module, a website confirmation module, a first website replacing module and a website storage module, wherein the output end of the website authentication module is connected with the input end of the website confirmation module, the output end of the website confirmation module is connected with the input end of the first website replacing module, and the output end of the first website replacing module is connected with the input end of the website storage module.
By adopting the technical scheme, the video with risks is replaced through the website authentication module and the first website replacing module, and the safety of wireless transmission is improved.
The invention is further configured to: the signal receiving unit comprises a signal receiving module, a first recording module, a second website replacing module and a second recording module, wherein the output end of the signal receiving module is connected with the input end of the first recording module, the output end of the first recording module is connected with the input end of the second website replacing module, and the output end of the second website replacing module is connected with the input end of the second recording module.
The signal receiving module is used for receiving videos of an external network and a mobile phone network.
The first recording module is used for recording and video pause time.
And the second website replacing module is used for replacing output networks of different websites.
The second recording module is used for recording the frame number of video playing.
By adopting the technical scheme, the second website replacing module replaces the video and the frame number recorded by the second recording module, so that the video is played more smoothly.
The invention is further configured to: the multi-party authentication module comprises mobile phone authentication and video authentication.
The invention is further configured to: the output end of the signal receiving module is connected with the input end of the website authentication module, and the output end of the first website replacing module is connected with the input end of the website authentication module.
The invention is further configured to: the output end of the signal transmission module is connected with the input end of the video display module, and the output end of the signal matching module is connected with the input end of the website authentication module.
The invention is further configured to: and the input ends of the first recording module and the second recording module are respectively connected with the output end of the video display module.
The invention is further configured to: and the output end of the website confirming module is connected with the input end of the video display module.
(III) advantageous effects
The invention provides a digital video wireless transmission system. The method has the following beneficial effects:
(1) According to the digital video wireless transmission system, when the signal pairing module is connected with the Bluetooth of the display through the Bluetooth on the mobile phone and the Bluetooth on the mobile phone is connected with the Bluetooth of the display for the first time, the signal pairing module transmits data on the mobile phone Bluetooth and data on the display Bluetooth into the multi-party authentication module, and the multi-party authentication module determines the display connected with the mobile phone through mobile phone authentication and video authentication, so that the display connected with the mobile phone can be determined through mobile phone authentication and video authentication, screen projection errors cannot occur, and accuracy of wireless transmission is guaranteed.
(2) When the website authentication module authenticates that a video website has a risk, the website confirmation module displays whether to continue playing or not on the display, when a user selects to continue playing, the website confirmation module transmits the website into the video display module, the video display module plays the selected video, and when the user selects to continue playing, the website confirmation module transmits the website into the first website replacing module, the first website replacing module replaces the website of the video through an external network and transmits the video into the website authentication module for authentication and playing, so that the video with the risk can be replaced through the website authentication module and the first website replacing module, and the safety of wireless transmission is improved.
(3) This digital video wireless transmission system, through the time that the video card pause of first record module record, after the card pause appears in first record module and exceeds a period, the frame number before the video card pause of second record module record, and simultaneously, the video website will be changed through external network to second website is changed the module, and pass into authentication and broadcast in the website authentication module, can change the video and the frame number of recording at the second record module through second website like this, let the more smooth and easy of video broadcast.
Drawings
FIG. 1 is a block diagram of the system of the present invention;
FIG. 2 is a system block diagram of a signal receiving unit according to the present invention;
FIG. 3 is a system block diagram of a data authentication unit according to the present invention;
FIG. 4 is a system block diagram of a projection screen display unit according to the present invention;
FIG. 5 is a system block diagram of a multi-party authentication module of the present invention.
In the figure, 1, a signal receiving unit; 2. a data authentication unit; 3. a video display module; 4. a screen projection display unit; 5. a signal pairing module; 6. a multi-party authentication module; 7. a memory authentication module; 8. a signal transmitting module; 9. a website authentication module; 10. a website confirming module; 11. a first website replacing module; 12. a website address saving module; 13. a signal receiving module; 14. a first recording module; 15. a second website replacing module; 16. and a second recording module.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be obtained by a person skilled in the art without making any creative effort based on the embodiments in the present invention, belong to the protection scope of the present invention.
Referring to fig. 1-5, an embodiment of the present invention provides a technical solution: the utility model provides a digital video wireless transmission system, includes signal receiving unit 1, and the output of signal receiving unit 1 is connected with data authentication unit 2 and the input of throwing screen display unit 4 respectively, and the output of throwing screen display unit 4 is connected with the input of data authentication unit 2, and the output of data authentication unit 2 is connected with the input of video display module 3, and the output of video display module 3 is connected with the input of signal receiving unit 1.
As a preferred scheme, as shown in fig. 4, the screen projection display unit 4 includes a signal pairing module 5, a multi-party authentication module 6, a memory authentication module 7 and a signal transmission module 8, an output end of the signal pairing module 5 is connected with input ends of the memory authentication module 7 and the multi-party authentication module 6 respectively, the memory authentication module 7 and the multi-party authentication module 6 are connected in a bidirectional manner, and output ends of the memory authentication module 7 and the multi-party authentication module 6 are connected with an input end of the signal transmission module 8.
The memory authentication module 7 is used for recording the mobile phone matched with the video.
The signal pairing module 5 is connected with the Bluetooth of the display through the Bluetooth of the mobile phone.
Furthermore, when the signal matching module 5 is connected with the bluetooth of the display through the bluetooth of the mobile phone and the bluetooth of the display is connected for the first time, the signal matching module 5 transmits data on the bluetooth of the mobile phone and data on the bluetooth of the display into the multi-party authentication module 6, and the multi-party authentication module 6 determines the display connected with the mobile phone through mobile phone authentication and video authentication, so that the display connected with the mobile phone can be determined through mobile phone authentication and video authentication, a screen projection error phenomenon cannot occur, and the accuracy of wireless transmission is ensured.
As a preferred scheme, as shown in fig. 3, the data authentication unit 2 includes a website authentication module 9, a website confirmation module 10, a first website replacing module 11, and a website storage module 12, an output end of the website authentication module 9 is connected to an input end of the website confirmation module 10, an output end of the website confirmation module 10 is connected to an input end of the first website replacing module 11, and an output end of the first website replacing module 11 is connected to an input end of the website storage module 12.
Further, when the website authentication module 9 authenticates that the video website has a risk, the website confirmation module 10 displays "whether to continue playing" on the display, when the user selects "continue playing", the website confirmation module 10 transmits the website into the video display module 3, the video display module 3 plays the selected video, and when the user selects "do not continue playing", the website confirmation module 10 transmits the website into the first website replacement module 11, the first website replacement module 11 changes the website of the video through an external network, and transmits the changed website into the website authentication module 9 for authentication and playing, so that the video with the risk can be replaced through the website authentication module 9 and the first website replacement module 11, and the security of wireless transmission is improved.
As a preferable scheme, as shown in fig. 2, the signal receiving unit 1 includes a signal receiving module 13, a first recording module 14, a second website replacing module 15, and a second recording module 16, an output end of the signal receiving module 13 is connected to an input end of the first recording module 14, an output end of the first recording module 14 is connected to an input end of the second website replacing module 15, and an output end of the second website replacing module 15 is connected to an input end of the second recording module 16.
The signal receiving module 13 is used for receiving videos of an external network and a mobile phone network.
The first recording module 14 is used for recording and video-based katoon time.
The second website replacing module 15 is used to replace the output network of different websites.
The second recording module 16 is used for recording the frame number of the video playing.
Furthermore, the video pause time is recorded through the first recording module 14, when the video pause time exceeds a period of time, the second recording module 16 records the frame number before the video pause time, meanwhile, the second website replacing module 15 replaces the website of the video through an external network and transmits the website to the website authentication module 9 for authentication and playing, so that the video can be replaced through the second website replacing module 15 and the frame number recorded by the second recording module 16, and the video can be played more smoothly.
Preferably, as shown in fig. 5, the multiparty authentication module 6 includes a mobile phone authentication and a video authentication.
Further, the output end of the signal receiving module 13 is connected to the input end of the website authentication module 9, and the output end of the first website replacing module 11 is connected to the input end of the website authentication module 9.
Further, the output end of the signal transmission module 8 is connected with the input end of the video display module 3, and the output end of the signal pairing module 5 is connected with the input end of the website authentication module 9.
Further, the input terminals of the first recording module 14 and the second recording module 16 are respectively connected with the output terminal of the video display module 3.
Further, the output end of the website address confirmation module 10 is connected with the input end of the video display module 3.
When the video website replacing system works, the signal receiving module 13 receives an external network, selects video playing in the network and transmits video data into the website authentication module 9, the website authentication module 9 authenticates the security of a video website, when the website authentication module 9 authenticates the video website to have risks, the website confirming module 10 displays whether to continue playing on a display, when a user selects 'continue playing', the website confirming module 10 transmits the website into the video display module 3, the video display module 3 plays the selected video, when the user selects 'do not continue playing', the website confirming module 10 transmits the website into the first website replacing module 11, and the first website replacing module 11 transmits the website for replacing the video through the external network and transmits the website into the website authentication module 9 for authentication and playing;
when the video display module 3 plays a video, the first recording module 14 records the video pause time, and when the first recording module 14 is paused for a period of time, the second recording module 16 records the frame number before the video pause, and meanwhile, the second website replacing module 15 changes the website of the video through an external network and transmits the website to the website authentication module 9 for authentication and playing;
when a user wants to transmit a video on a mobile phone to a display, the signal pairing module 5 is connected with the Bluetooth of the display through the Bluetooth on the mobile phone, when the Bluetooth on the mobile phone is connected with the Bluetooth of the display for the first time, the signal pairing module 5 transmits data on the Bluetooth of the mobile phone and data on the Bluetooth of the display to the multi-party authentication module 6, the multi-party authentication module 6 determines the display connected with the mobile phone through mobile phone authentication and video authentication, and after the memory authentication module 7 authenticates that the Bluetooth on the mobile phone is connected with the Bluetooth of the display for multiple times, the signal transmitting module 8 transmits the video to the website authentication module 9 for authentication and playing.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (8)
1. A digital video radio transmission system comprising a signal receiving unit (1), characterized in that: the output end of the signal receiving unit (1) is respectively connected with the input ends of the data authentication unit (2) and the screen projection display unit (4), the output end of the screen projection display unit (4) is connected with the input end of the data authentication unit (2), the output end of the data authentication unit (2) is connected with the input end of the video display module (3), and the output end of the video display module (3) is connected with the input end of the signal receiving unit (1);
the screen projection display unit (4) comprises a signal pairing module (5), a multi-party authentication module (6), a memory authentication module (7) and a signal transmission module (8), wherein the output end of the signal pairing module (5) is respectively connected with the input ends of the memory authentication module (7) and the multi-party authentication module (6), the memory authentication module (7) is in bidirectional connection with the multi-party authentication module (6), and the output ends of the memory authentication module (7) and the multi-party authentication module (6) are both connected with the input end of the signal transmission module (8);
the memory authentication module (7) is used for recording the mobile phone matched with the video;
the signal pairing module (5) is connected with the Bluetooth of the display through the Bluetooth on the mobile phone.
2. A digital video radio transmission system according to claim 1, wherein: the data authentication unit (2) comprises a website authentication module (9), a website confirmation module (10), a first website replacing module (11) and a website storage module (12), wherein the output end of the website authentication module (9) is connected with the input end of the website confirmation module (10), the output end of the website confirmation module (10) is connected with the input end of the first website replacing module (11), and the output end of the first website replacing module (11) is connected with the input end of the website storage module (12).
3. A digital video radio transmission system according to claim 2, wherein: the signal receiving unit (1) comprises a signal receiving module (13), a first recording module (14), a second website replacing module (15) and a second recording module (16), wherein the output end of the signal receiving module (13) is connected with the input end of the first recording module (14), the output end of the first recording module (14) is connected with the input end of the second website replacing module (15), and the output end of the second website replacing module (15) is connected with the input end of the second recording module (16);
the signal receiving module (13) is used for receiving videos of an external network and a mobile phone network;
the first recording module (14) is used for recording and video pause time;
the second website replacing module (15) is used for replacing output networks of different websites;
the second recording module (16) is used for recording the frame number of video playing.
4. A digital video radio transmission system according to claim 1, wherein: the multi-party authentication module (6) comprises mobile phone authentication and video authentication.
5. A digital video radio transmission system according to claim 3, wherein: the output end of the signal receiving module (13) is connected with the input end of the website authentication module (9), and the output end of the first website replacing module (11) is connected with the input end of the website authentication module (9).
6. A digital video radio transmission system according to claim 2, wherein: the output end of the signal transmission module (8) is connected with the input end of the video display module (3), and the output end of the signal matching module (5) is connected with the input end of the website authentication module (9).
7. A digital video radio transmission system according to claim 3, wherein: the input ends of the first recording module (14) and the second recording module (16) are respectively connected with the output end of the video display module (3).
8. A digital video radio transmission system according to claim 2, wherein: the output end of the website confirming module (10) is connected with the input end of the video display module (3).
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| CN202211006653.1A CN115379285A (en) | 2022-08-22 | 2022-08-22 | Digital video wireless transmission system |
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| CN202211006653.1A CN115379285A (en) | 2022-08-22 | 2022-08-22 | Digital video wireless transmission system |
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| CN113573135A (en) * | 2020-04-29 | 2021-10-29 | 青岛海信传媒网络技术有限公司 | Screen projection method of display equipment, display equipment and client |
| CN114286320A (en) * | 2020-12-21 | 2022-04-05 | 海信视像科技股份有限公司 | Display device, mobile terminal and Bluetooth connection method |
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2022
- 2022-08-22 CN CN202211006653.1A patent/CN115379285A/en active Pending
Patent Citations (6)
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| CN102983889A (en) * | 2012-11-13 | 2013-03-20 | 黑龙江省电力有限公司信息通信分公司 | Method of information cooperative processing between smart mobile phone and computer through Bluetooth wireless pairing |
| KR20170127330A (en) * | 2016-05-11 | 2017-11-21 | (주)케이스마텍 | User simple authentication method and system using user terminal in trusted execution environment |
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