CN109274920A - A kind of digital imagery transmission system of the video compress mode based on H265 - Google Patents
A kind of digital imagery transmission system of the video compress mode based on H265 Download PDFInfo
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- CN109274920A CN109274920A CN201811324156.XA CN201811324156A CN109274920A CN 109274920 A CN109274920 A CN 109274920A CN 201811324156 A CN201811324156 A CN 201811324156A CN 109274920 A CN109274920 A CN 109274920A
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- main body
- module
- shell
- body mechanism
- camera control
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- 230000005540 biological transmission Effects 0.000 title claims abstract description 29
- 238000012856 packing Methods 0.000 claims abstract description 20
- 238000009434 installation Methods 0.000 claims description 7
- 238000004891 communication Methods 0.000 abstract description 6
- 238000005516 engineering process Methods 0.000 description 3
- 238000010586 diagram Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 230000008676 import Effects 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 230000006837 decompression Effects 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 230000017525 heat dissipation Effects 0.000 description 1
- 238000012544 monitoring process Methods 0.000 description 1
Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N19/00—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
- H04N19/42—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals characterised by implementation details or hardware specially adapted for video compression or decompression, e.g. dedicated software implementation
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N19/00—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
- H04N19/70—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals characterised by syntax aspects related to video coding, e.g. related to compression standards
-
- 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
- H04N21/439—Processing of audio elementary streams
- H04N21/4398—Processing of audio elementary streams involving reformatting operations of audio signals
-
- 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
- H04N21/44—Processing of video elementary streams, e.g. splicing a video clip retrieved from local storage with an incoming video stream or rendering scenes according to encoded video stream scene graphs
- H04N21/4402—Processing of video elementary streams, e.g. splicing a video clip retrieved from local storage with an incoming video stream or rendering scenes according to encoded video stream scene graphs involving reformatting operations of video signals for household redistribution, storage or real-time display
- H04N21/440218—Processing of video elementary streams, e.g. splicing a video clip retrieved from local storage with an incoming video stream or rendering scenes according to encoded video stream scene graphs involving reformatting operations of video signals for household redistribution, storage or real-time display by transcoding between formats or standards, e.g. from MPEG-2 to MPEG-4
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N7/00—Television systems
- H04N7/14—Systems for two-way working
- H04N7/141—Systems for two-way working between two video terminals, e.g. videophone
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N7/00—Television systems
- H04N7/14—Systems for two-way working
- H04N7/141—Systems for two-way working between two video terminals, e.g. videophone
- H04N7/142—Constructional details of the terminal equipment, e.g. arrangements of the camera and the display
Landscapes
- Engineering & Computer Science (AREA)
- Multimedia (AREA)
- Signal Processing (AREA)
- Closed-Circuit Television Systems (AREA)
- Interconnected Communication Systems, Intercoms, And Interphones (AREA)
Abstract
The present invention provides a kind of digital imagery transmission system of video compress mode based on H265, including main body mechanism, camera control unit, intercom mechanism, module mechanism, the module mechanism is set in the main body mechanism shell, the module mechanism includes camera data protocol packing module one, H265, ARM controlling unit three, call module and call wireless module five, the main body mechanism interior of shell is mounted with the camera data protocol packing module one, the camera data protocol packing module one connects the H265 and the ARM controlling unit three, and the H265 is also connected with the ARM controlling unit three, the ARM controlling unit three connects the call module and the call wireless module five.The digital imagery transmission system of video compress mode provided by the invention based on H265 can carry out voice communication simultaneously and video is shared, and application range is wider, more convenient to use.
Description
Technical field
The present invention relates to image delivering system technical field more particularly to a kind of numbers of the video compress mode based on H265
Word image delivering system.
Background technique
With the rapid development of science and technology, voice communication is linked up at strange land common in people's daily life and is handed over
The mode of stream.And in addition to person-to-person call demand, at some large-scale activities or meeting scene, due to work on the spot people
The work of member is many and diverse, needs timely to carry out communication exchange in work, thus the audio communication system of some professions also obtains
It is widely applied.
However traditional digital speech phone system is in use, the exchange on progress voice that can only be simple, and
More intuitive live view can not be seen, so that some inconveniences that still seem when site of activity task is heavy.
Therefore, it is necessary to which the digital imagery transmission system for providing a kind of new video compress mode based on H265 solves
State technical problem.
Summary of the invention
It is shared more with voice communication and real-time video is carried out simultaneously that the technical problem to be solved by the present invention is to provide a kind of
Add the digital imagery transmission system of the easily video compress mode based on H265.
In order to solve the above technical problems, the Digital Image Transmission system of the video compress mode provided by the invention based on H265
System includes main body mechanism, camera control unit, intercom mechanism and module mechanism, and the main body mechanism includes outside main body mechanism
Shell；The camera control unit is wirelessly connected and the main structure；The intercom mechanism is wirelessly connected and the main body
Mechanism；The module mechanism is set in the main body mechanism shell, and the module mechanism includes camera data protocol packing
Module one, H265, ARM controlling unit three, call module and call wireless module five, the main body mechanism interior of shell are mounted with
The camera data protocol packing module one, the camera data protocol packing module one connect the H265 and described
ARM controlling unit three, and the H265 is also connected with the ARM controlling unit three, the ARM controlling unit three connects described
Call module and the call wireless module five.
Preferably, the main body mechanism further includes main body mechanism hangers, main body mechanism support, switch key, main structure
Display, function button, handset port, channel control interface and heat release hole, a long side side of the main body mechanism shell
It is equipped with the switch key, side of the switch key on the long side side is equipped with the main structure display screen,
The other side of the main structure display screen on the long side side is equipped with the function button, and the function button is in institute
The other side for stating long side side is equipped with the handset port, and the handset port is equipped with described in the other side of the long side side
Channel control interface；Position on the short side of the main body mechanism shell close to the long side side is equipped with the main body
Mechanism support is equipped with the main body mechanism hangers on the main body mechanism support；The two sides of the main body mechanism outer casing top surface
It is respectively equipped with the heat release hole of one piece of rectangular area.
Preferably, the camera control unit includes camera control unit shell, camera control unit hangers, takes the photograph
Camera control interface, telephony interface and power supply connect hole, and the main structure is wirelessly connected the camera control unit, described
One side of camera control unit shell is equipped with the camera control interface, and the camera control interface is described
Side on side described in camera control unit shell is equipped with the telephony interface, and the telephony interface is in the video camera control
The bottom of the other side on side described in mechanism shell processed is equipped with the power interface；The top of the camera control unit shell
Portion is equipped with the camera control unit hangers.
Preferably, the intercom mechanism includes antenna, purse hook, intercom shell and intercom display screen, described
Intercom mechanism is wirelessly connected the camera control unit, and the top surface of the intercom shell is equipped with the antenna, described
It is linked up with equipped with purse side of the antenna on the intercom outer casing top surface；One biggish side of area of the intercom shell
Face is equipped with the intercom display screen.
Preferably, the main body mechanism support is on two short sides of the main body mechanism shell close to the long side
There are two the position in face is installed altogether, and it is symmetrical in mirror surface.
Preferably, the top and bottom of two main body mechanism supports are all respectively equipped with the bearing hole of ellipse.
Preferably, the upper position of side described in the intercom shell is arranged in the intercom display screen.
Preferably, the camera data protocol packing module one turns RS module two, the ARM controlling unit three with described
Between be bi-directionally connected, be bi-directionally connected between the H265 and the ARM controlling unit three, the ARM controlling unit three and described
It is bi-directionally connected between call module, the call wireless module five.
Compared with the relevant technologies, the digital imagery transmission system of the video compress mode provided by the invention based on H265
It has the following beneficial effects:
The present invention provides a kind of digital imagery transmission system of video compress mode based on H265, and the main body mechanism includes master
Body mechanism shell；The camera control unit is wirelessly connected and the main structure；The intercom mechanism be wirelessly connected with
The main body mechanism；The module mechanism is set in the main body mechanism shell, and the main body mechanism interior of shell is mounted with
The camera data protocol packing module one, the camera data protocol packing module one connect the H265 and described
ARM controlling unit three, and the H265 is also connected with the ARM controlling unit three, the ARM controlling unit three connects described
Call module and the call wireless module five.Since the camera data protocol packing module one follows import video camera association
Remote data unpack and be packaged by the data for controlling handle sending out or connecing by call wireless module by view
Come over, so that it is able to integrated camera control function based on the digital imagery transmission system of the video compress mode of H265,
Cooperate corresponding digital imagery transmission system that can realize collection field speech scheduling, image passback and video camera remotely control more
Function seamless interfacing.
Detailed description of the invention
Fig. 1 is a kind of preferable reality of the digital imagery transmission system of the video compress mode provided by the invention based on H265
Apply the modular structure schematic diagram of example；
Fig. 2 is a kind of preferred embodiment of the digital imagery transmission system of the video compress mode provided by the invention based on H265
Overall structure diagram.
Figure label: 1, camera control unit, 11, camera control unit shell, 12, camera control unit extension
Ear, 13, camera control interface, 14, telephony interface, 15, power interface, 2, main body mechanism, 21, main body mechanism hangers, 22, master
Body mechanism support, 23, main body mechanism shell, 24, switch key, 25, main body mechanism display screen, 26, function button, 27, mobile phone
Interface, 28, channel control interface, 29, heat release hole, 3, intercom mechanism, 31, antenna, 32, purse hook, 33, outside intercom
Shell, 34, intercom display screen, 4, module mechanism, 41, camera data protocol packing module one, 42, H265,43, ARM control
Unit three, 44, call module four, 45, call wireless module five.
Specific embodiment
The invention will be further described with embodiment with reference to the accompanying drawing.
Please refer to Fig. 1 and Fig. 2, a kind of digital imagery transmission system of the video compress mode based on H265 includes master
Body mechanism 2, intercom mechanism 3, module mechanism 4, the main body mechanism 2 include main body mechanism shell 23；Camera control unit
1, the camera control unit 1 is wirelessly connected and the main structure 2；The intercom mechanism 3 is wirelessly connected and the master
Body mechanism 2；The module mechanism 4 is set in the main body mechanism shell 23, and the module mechanism 4 is assisted including camera data
Discuss packetization module 1, H26542, ARM controlling unit 3 43, call module 44 and call wireless module 5 45, the main body machine
23 positioned inside of structure shell has the camera data protocol packing module 1, the camera data protocol packing module one
The 41 connections H26542 and the ARM controlling unit 3 43, and the H26542 is also connected with the ARM controlling unit 3 43
It connects, the ARM controlling unit 3 43 connects the call module 44 and the call wireless module 5 45.
Wherein, H26542 image quality ratio H264 image quality under much compression rate is clear, and the H26542 can realize portable
It is formula camera digital image delivering system, vehicular digital imagery transmission system, backpack digital imagery transmission system, point-to-point
The image delivering system of five kinds of different distances of digital imagery transmission system and unmanned plane digital imagery transmission system, the H26542
By control system control module state, and the video format of real-time monitoring video input signals, and according to input video
Format carries out the working condition of control H26542, the parameter that the H26542 be arranged according to client export corresponding frequency with
Power, the call wireless module 5 45 use the Coded Orthogonal Frequency Division Multiplexing technology of Europe superscript.
The main body mechanism 2 further includes main body mechanism hangers 21, main body mechanism support 22, switch key 24, main structure
Display 25, function button 26, handset port 27, channel control interface 28 and heat release hole 29, the main body mechanism shell 23
One long side side is equipped with the switch key 24, and side of the switch key 24 on the long side side is equipped with described
Main structure display screen 25, the other side of the main structure display screen 25 on the long side side be equipped with the function by
Key 26, the function button 26 are equipped with the handset port 27 in the other side of the long side side, and the handset port 27 exists
The other side of the long side side is equipped with the channel control interface 28；It is close on the short side of the main body mechanism shell 23
The position of the long side side is equipped with the main body mechanism support 22, is equipped with the main body on the main body mechanism support 22
Mechanism hangers 21；The two sides of the main body mechanism outer casing top surface are respectively equipped with the heat release hole 29 of one piece of rectangular area, in order to
The main body mechanism 2 can be realized the function of installation, data receiver, heat dissipation, so that whole system apparatus function is achieved.
The camera control unit 1 includes camera control unit shell 11, camera control unit hangers 12, camera shooting
Machine control interface 13, telephony interface 14 and power supply connect hole 15, and the main structure 2 is wirelessly connected the camera control unit
1, a side of the camera control unit shell 11 is equipped with the camera control interface 13, the camera control
Side of the interface 13 on the side described in the camera control unit shell 11 is equipped with the telephony interface 14, and the call connects
The bottom of the other side on 14 sides described in the camera control unit shell 11 of mouth is equipped with the power interface 15；It is described
The top of camera control unit shell 11 is equipped with the camera control unit hangers 12, for the camera control unit
The function that 1 installation, transmitting voice information, control image is achieved, and meets the function of whole system device.
The intercom mechanism 3 includes antenna 31, purse hook 32, intercom shell 33 and intercom display screen 34, institute
It states intercom mechanism 3 and is wirelessly connected the camera control unit 1, the top surface of the intercom shell 33 is equipped with the antenna
31, side of the antenna 31 on 33 top surface of intercom shell is equipped with purse hook 32；The intercom shell 33
One biggish side of area is equipped with the intercom display screen 34, in order to which the intercom mechanism 3 realizes wireless receiving sound
The function of frequency signal, so that user is able to carry out voice communication.
The main body mechanism support 22 is on 23 two short sides of the main body mechanism shell close to the long side side
Position install altogether there are two, and in mirror surface it is symmetrical, in order to which the main body mechanism support 22 can be realized preferably to institute
The function of the fixed installation of main body mechanism 2 is stated, so that the main body mechanism 2 is more convenient when installing fixed.
The top and bottom of two main body mechanism supports 22 are all respectively equipped with the bearing hole of ellipse, for the master
Body mechanism support 22 can be easily fixedly mounted on corresponding installation frame.
The upper position of side described in the intercom shell 33 is arranged in the intercom display screen 34, and is in rectangle shape
Shape, area is smaller, in order to user when in use can be more convenient the observation intercom display screen 34, and in order to save
Material reduces cost.
It is double between the camera data protocol packing module 1 and the H26542, the ARM controlling unit 3 43
It to connection, is bi-directionally connected between the H26542 and the ARM controlling unit 3 43, the ARM controlling unit 3 43 and described
It is bi-directionally connected between call module 44, the call wireless module 5 45, in order to which the ARM controlling unit 3 43 can supervise simultaneously
Pipe modules state, the camera data protocol packing module 1 can be by the remote data of unpacking and the controls of packing
Handle data processed send out by the call wireless module 5 45 or receive to come.
The working principle of the digital imagery transmission system of video compress mode provided by the invention based on H265 is as follows:
Firstly, by the main body is passed through based on the main body mechanism 2 of the digital imagery transmission system of the video compress mode of H265
Mechanism support 22 and the main body mechanism hangers 21 thereon are fixed on corresponding installation frame, then by the camera shooting
Machine control mechanism 1 is fixed on corresponding installation frame also by the camera control unit hangers 12, then by institute
State camera control unit 1, all multiplex roles on the main body mechanism 2 and the corresponding connector on external equipment fasten connection；
When in use, the camera data protocol packing module 1 followed import video camera agreement to described device system before this, will
Remote data unpack and be packaged the data for controlling handle, sends out or receives by wireless module of conversing
Come over；The H26542 is responsible for the number that the data conversion that will be packaged or unpack is supported at video camera or control handle data-interface
According to.The ARM controlling unit 3 43 is responsible for carrying out compress speech and decompression, while supervising modules state, guarantees entire
System operates normally；The call module 4 44 is responsible for handling call audio, and digital audio is converted into people can be with
It hears analogue audio frequency and is conveyed to earphone, people's one's voice in speech is converted into digital audio and sends Subordinate module to；It is described logical
Words wireless module 5 45 is responsible for sending and receiving the data of distal end call and camera control, to realize the work of the entire system
Make process.Wherein, work can be realized by holding the intercom mechanism 3, wireless connection and the main body mechanism 2 in user
The instant voice call function at scene is moved, while cooperating corresponding digital imagery transmission system that can realize collection field speech tune again
The multi-functional seamless interfacing that degree, image passback and video camera remotely control.
It is obvious to a person skilled in the art that invention is not limited to the details of the above exemplary embodiments, Er Qie
In the case where without departing substantially from spirit or essential attributes of the invention, the present invention can be realized in other specific forms.Therefore, no matter
From the point of view of which point, the present embodiments are to be considered as illustrative and not restrictive, and the scope of the present invention is by appended power
Benefit requires rather than above description limits, it is intended that all by what is fallen within the meaning and scope of the equivalent elements of the claims
Variation is included within the present invention.Any reference signs in the claims should not be construed as limiting the involved claims.
In addition, it should be understood that although this specification is described in terms of embodiments, but not each embodiment is only wrapped
Containing an independent technical solution, this description of the specification is merely for the sake of clarity, and those skilled in the art should
It considers the specification as a whole, the technical solutions in the various embodiments may also be suitably combined, forms those skilled in the art
The other embodiments being understood that.
Claims (8)
1. a kind of digital imagery transmission system of the video compress mode based on H265, which is characterized in that including main body mechanism
(2), intercom mechanism (3), module mechanism (4), the main body mechanism (2) include main body mechanism shell (23)；Camera control
Mechanism (1), the camera control unit (1) are wirelessly connected and the main structure (2)；The intercom mechanism (3) is wireless
Connection and the main body mechanism (2)；The module mechanism (4) is set in the main body mechanism shell (23)；Wherein,
The module mechanism (4) includes camera data protocol packing module one (41), H265 (42), ARM controlling unit three
(43), call module (44) and call wireless module five (45), main body mechanism shell (23) positioned inside have the camera shooting
Machine data protocol packetization module one (41), the camera data protocol packing module one (41) connect the H265 (42) and institute
ARM controlling unit three (43) is stated, and the H265 (42) is also connected with the ARM controlling unit three (43), the ARM control
Unit three (43) connects the call module (44) and the call wireless module five (45).
2. the digital imagery transmission system of the video compress mode according to claim 1 based on H265, it is characterised in that:
The main body mechanism (2) further includes main body mechanism hangers (21), main body mechanism support (22), switch key (24), main structure
Display (25), function button (26), handset port (27), channel control interface (28) and heat release hole (29), the main body machine
One long side side of structure shell (23) is equipped with the switch key (24), and the switch key (24) is in the long side side
On side be equipped with the main structure display screen (25), the main structure display screen (25) is another on the long side side
Side is equipped with the function button (26), and the function button (26) is equipped with the mobile phone in the other side of the long side side
Interface (27), the handset port (27) are equipped with the channel control interface (28) in the other side of the long side side；It is described
Position on the short side of main body mechanism shell (23) close to the long side side is equipped with the main body mechanism support (22),
The main body mechanism hangers (21) is installed on the main body mechanism support (22)；The two sides of the main body mechanism outer casing top surface point
Not She You one piece of rectangular area the heat release hole (29).
3. the digital imagery transmission system of the video compress mode according to claim 1 based on H265, it is characterised in that:
The camera control unit (1) includes camera control unit shell (11), camera control unit hangers (12), video camera
Control interface (13), telephony interface (14) and power supply connect hole (15), and the main structure (2) is wirelessly connected the video camera control
One side of mechanism (1) processed, the camera control unit shell (11) is equipped with the camera control interface (13), institute
Side of the camera control interface (13) on the camera control unit shell (11) side is stated equipped with the call
Interface (14), the bottom of the other side of the telephony interface (14) on the camera control unit shell (11) side
Equipped with the power interface (15)；The top of the camera control unit shell (11) is hung equipped with the camera control unit
Ear (12).
4. the digital imagery transmission system of the video compress mode according to claim 1 based on H265, it is characterised in that:
The intercom mechanism (3) includes antenna (31), purse hook (32), intercom shell (33) and intercom display screen (34),
The intercom mechanism (3) is wirelessly connected the camera control unit (1), and the top surface of the intercom shell (33) is equipped with
The antenna (31), side of the antenna (31) on intercom shell (33) top surface are equipped with purse hook (32)；Institute
A biggish side of area for stating intercom shell (33) is equipped with the intercom display screen (34).
5. the digital imagery transmission system of the video compress mode according to claim 1 based on H265, it is characterised in that:
The main body mechanism support (22) is on (23) two short sides of the main body mechanism shell close to the position of the long side side
It sets there are two total installations, and symmetrical in mirror surface.
6. the digital imagery transmission system of the video compress mode according to claim 1 based on H265, it is characterised in that:
The top and bottom of two main body mechanism supports (22) are all respectively equipped with the bearing hole of ellipse.
7. the digital imagery transmission system of the video compress mode according to claim 1 based on H265, it is characterised in that:
Upper position of intercom display screen (34) setting in the intercom shell (33) side.
8. the digital imagery transmission system of the video compress mode according to claim 1 based on H265, it is characterised in that:
It is two-way between the camera data protocol packing module one (41) and the H265 (42), the ARM controlling unit three (43)
Connection, be bi-directionally connected between the H265 (42) and the ARM controlling unit three (43), the ARM controlling unit three (43) and
It is bi-directionally connected between the call module (44), the call wireless module five (45).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811324156.XA CN109274920A (en) | 2018-11-08 | 2018-11-08 | A kind of digital imagery transmission system of the video compress mode based on H265 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811324156.XA CN109274920A (en) | 2018-11-08 | 2018-11-08 | A kind of digital imagery transmission system of the video compress mode based on H265 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN109274920A true CN109274920A (en) | 2019-01-25 |
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ID=65192428
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811324156.XA Withdrawn CN109274920A (en) | 2018-11-08 | 2018-11-08 | A kind of digital imagery transmission system of the video compress mode based on H265 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112689037A (en) * | 2020-12-14 | 2021-04-20 | 上海紫宁信息科技有限公司 | Wireless communication device is broadcast in event live based on WIFI |
-
2018
- 2018-11-08 CN CN201811324156.XA patent/CN109274920A/en not_active Withdrawn
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112689037A (en) * | 2020-12-14 | 2021-04-20 | 上海紫宁信息科技有限公司 | Wireless communication device is broadcast in event live based on WIFI |
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Application publication date: 20190125 |