CN205864589U - Video cascade instructor in broadcasting's equipment - Google Patents
Video cascade instructor in broadcasting's equipment Download PDFInfo
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- CN205864589U CN205864589U CN201620836578.5U CN201620836578U CN205864589U CN 205864589 U CN205864589 U CN 205864589U CN 201620836578 U CN201620836578 U CN 201620836578U CN 205864589 U CN205864589 U CN 205864589U
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Abstract
This utility model provides a kind of video cascade instructor in broadcasting's equipment, including the video signal input unit sequentially electrically connected, video pictures cutting unit, video signal switch unit and supervision signal output unit；Receipts unit is coupled with the first cascade transmitting element, the first order of the electrical connection of described video pictures cutting unit；And, couple receipts unit with the second cascade transmitting element, the second level of the electrical connection of described video signal switch unit.This utility model video cascade instructor in broadcasting's equipment can be with the quantity of extending video signal input unit, it is possible to the video pictures received by the instructor in broadcasting's equipment mutually cascaded exports at the supervision output unit of each video cascade instructor in broadcasting's equipment through over-segmentation splicing.
Description
Technical field
This utility model relates to field of video processing, particularly a kind of video cascade instructor in broadcasting's equipment.
Background technology
Instructor in broadcasting's equipment may be used for live or record the picture of the on-the-spot multiple stage camera collection of program carry out monitoring and/
Or the output of Switch Video picture, typically there is multichannel input signal.Existing instructor in broadcasting's equipment input interface is limited, when photographic head number
When measuring too many, the input interface of instructor in broadcasting's equipment is not enough, now can only change instructor in broadcasting's equipment of more input interface.And sometimes
Waiting and export after needing the video signal of input is carried out pretreatment again, the video signal once inputted is too many, owing to being only capable of one
On platform equipment operate, instructor in broadcasting personnel by tired in reply.
Utility model content
The purpose of this utility model is to provide a kind of video cascade instructor in broadcasting's equipment that can carry out and cascading.
A kind of video cascade instructor in broadcasting's equipment, including: the video signal input unit, the video pictures segmentation that sequentially electrically connect are single
Unit, video signal switch unit and supervision signal output unit；The first cascade electrically connected with described video pictures cutting unit
Transmitting element, the first order couple receives unit；And, the second cascade electrically connected with described video signal switch unit sends single
Unit, the second level couple receipts unit；
Described video pictures cutting unit couples receipts unit input for receiving video signal input unit and the first order
Video signal, to receive video signal carry out picture segmentation splicing, and will process after video signal be respectively sent to
Video signal switch unit and the first cascade transmitting element；
Described video signal switch unit couples receipts unit input for receiving video pictures cutting unit and the second level
Video signal, switches over the video signal received, and is respectively sent to the video signal that switching selects monitor that signal is defeated
Go out unit and the second cascade transmitting element；
Described supervision signal output unit, the first cascade transmitting element and the second cascade transmitting element are used for exporting video letter
Number.
Further, described video cascade instructor in broadcasting's equipment also includes being connected to described video signal input unit and described regards
Frequently the video signal processing unit between picture cutting unit.
Further, described video cascade instructor in broadcasting's equipment also includes the video electrically connected with described video signal processing unit
Material memory element.
Further, described video cascade instructor in broadcasting's equipment also includes the signal electrically connected with described video signal processing unit
Selecting output unit, described signal behavior output unit processes through described video signal processing unit for selecting at least one tunnel
Video signal output receives equipment to external video.
Further, described first cascade transmitting element and the described second level couple receives unit and is integrated in chip piece, and/
Or described first order connection receipts unit and described second cascade transmitting element are integrated in chip piece.
Further, described video cascade instructor in broadcasting's equipment also includes control unit and power subsystem.
Further, described video cascade instructor in broadcasting's equipment also includes the display electrically connected with described supervision signal output unit
Device.
Further, described video signal input unit, first order connection receipts unit and second level connection are received unit and are included
Video signal input interface and/or wireless input module, described video signal input interface include USB interface, HDMI,
SDI interface, DVI interface, USB interface at least one.
Further, described supervision signal output unit, the first cascade transmitting element, the second cascade transmitting element and signal
Selecting output unit to include video signal output interface and/or wireless output module, described video signal output interface includes VGA
Interface, HDMI, SDI interface, DVI interface, USB interface at least one.
Above-mentioned multiple video cascade instructor in broadcasting's equipment is by the first cascade transmitting element, second cascade transmitting element, the first order
Couple receipts unit, the second level couples receipts unit and mutually cascades, can be with the video signal input list of extending video cascade instructor in broadcasting's equipment
The quantity of unit, it is possible to the video pictures that instructor in broadcasting's equipment of mutually cascading is received through over-segmentation splicing at each video
The supervision output unit output of cascade instructor in broadcasting's equipment, the pretreatment to video signal is dispersed in each video cascade instructor in broadcasting's equipment
On, can operate by distributing several instructor in broadcasting personnel, alleviate the burden of instructor in broadcasting personnel.
Accompanying drawing explanation
Fig. 1 is the electronic module schematic diagram of video cascade instructor in broadcasting's equipment of an embodiment；
Fig. 2 is the electronic module schematic diagram of the video cascade instructor in broadcasting's equipment cascading relation shown in multiple Fig. 1；
Fig. 2 a is a picture segmentation schematic diagram；
Fig. 2 b is that another picture splits schematic diagram；
Fig. 2 c is that another picture splits schematic diagram；
Fig. 2 d is for monitoring picture view；
Fig. 3 is another embodiment electronic module schematic diagram of the video cascade instructor in broadcasting's equipment shown in Fig. 1；
Fig. 4 is another embodiment electronic module schematic diagram of the video cascade instructor in broadcasting's equipment shown in Fig. 1；
Fig. 5 is another embodiment electronic module schematic diagram of the video cascade instructor in broadcasting's equipment shown in Fig. 1.
Detailed description of the invention
Embodiment this utility model feature will describe the most in detail with the exemplary embodiment of advantage.It should be understood that
Be that this utility model can have various changes on different embodiments, it is all without departing from model of the present utility model
Enclose, and explanation therein and be shown in and be substantially treated as purposes of discussion, and be not used to limit this utility model.
This utility model provides a kind of video cascade instructor in broadcasting's equipment.
Referring to Fig. 1, in one embodiment, this utility model video cascade instructor in broadcasting's equipment includes video signal input unit
10, video pictures cutting unit 20, video signal switch unit 30, supervision signal output unit 40, the first order couple receipts unit
50, the first cascade transmitting element 51, second cascades transmitting element 52, the second level couples receipts unit 53.
Video signal input unit 10 regards for being connected incoming video signal and/or be built-in with external video collecting device
Frequently collecting device makes video cascade instructor in broadcasting's equipment possess video acquisition function.Video capture device can be photographic head, video camera,
Smart mobile phone, panel computer etc..Video signal input unit 10 includes that video is believed in time being connected with external video collecting device
Number input interface and/or wireless input module, video signal input interface includes USB interface, HDMI, SDI interface, DVI
Interface, USB interface at least one.Wireless input module includes wifi input module and/or bluetooth input module.Video signal
Input block 10 can be simultaneously entered multi-channel video signal.
Video pictures cutting unit 20 couples receipts unit 50 and the first cascade with video signal input unit 10, the first order
Transmitting element 51 electrically connects, and receives unit 50 (when having signal to input) for video signal input unit 10 and the first order being coupled
The video signal of input carries out picture segmentation by a certain percentage and is spliced to form a road video signal.Video signal number according to input
Amount can select the video pictures dispenser that 2 tunnel segmentations, 3 tunnel segmentations, 4 tunnel segmentations etc. are corresponding.Such as when inputting 4 road video signals
Time, then video pictures cutting unit 20 preferably No. 4 image splitter.In the present embodiment, video pictures cutting unit 20 has and regards
Frequently signal distribution function or by connect video distributor by average for the road video signal through over-segmentation splicing
Being distributed into two-path video signal, riches all the way delivers to video signal switch unit 30, and riches all the way delivers to the first cascade transmitting element 51.
Video signal switch unit 30 (has signal defeated for Video segmentation unit 20 and the second level are coupled receipts unit 53
Fashionable) video signal that inputs switches over, and the road video signal that switching is selected by video signal distribution function or
Person is made into two-way by connecting video distributor average mark, is respectively sent to monitor signal output unit 40 and the second cascade
Transmitting element 52.Video signal switch unit 30 can select conventional video signal switch.
Monitor that signal output unit 40 for being connected output video signal with external video display device.Supervision signal exports
Unit 40 includes video signal output interface and/or wireless output module, and video signal output interface includes USB interface, HDMI
Interface, SDI interface, DVI interface, USB interface at least one.Wireless output module includes wifi output module and/or bluetooth
Output module.
The first order couples receives unit the 50, first cascade transmitting element the 51, second cascade transmitting element 52 and second level connection
Receive unit 53 to be attached for the video cascade instructor in broadcasting's equipment with other, receive or send video signal.The first order couples
Receiving unit 50 and the second level couples receipts unit 53 and includes video signal input interface and/or wireless input module, video signal is defeated
Incoming interface include USB interface, HDMI, SDI interface, DVI interface, USB interface at least one, wireless input module includes
Wifi input module and/or bluetooth input module.First cascade transmitting element 51 and the second cascade transmitting element 52 include video
Signal output interface and/or wireless output module, video signal output interface include USB interface, HDMI, SDI interface,
DVI interface, USB interface at least one, wireless output module includes wifi output module and/or bluetooth output module.
In one embodiment, the first cascade transmitting element 51 and second level connection are received unit 53 and are integrated in one piece of core
Sheet, and/or, the first order couples receipts unit 50 and the second cascade transmitting element 52 is integrated in chip piece.Specifically, the first cascade
Transmitting element 51 and second level connection receipts unit 53 can share an input/output interface or be a wireless receiving and dispatching dress
Putting, in like manner the first order couples receipts unit 50 and the second cascade transmitting element 52 can share an input/output interface or be
One wireless transmitter.
In a kind of application scenarios, the present embodiment video cascade instructor in broadcasting's equipment does not enter with other video cascades instructor in broadcasting's equipment
When row cascade connects, video signal input unit 10 inputs multi-channel video signal, and input is regarded by video pictures cutting unit 20
Frequently signal carries out picture segmentation and is spliced to form a road video signal and sends to video signal switch unit 30, and video signal switches
The video signal of reception is sent to monitoring signal output unit 40 and by monitoring that signal output unit 40 exports to outward by unit 30
Portion's display device.In this application scenarios, video cascade instructor in broadcasting's equipment picture to multiple stage picture pick-up device during the instructor in broadcasting
Monitoring.
Refer to Fig. 2, in one embodiment, mutually cascade between multiple video cascade instructor in broadcasting's equipment.Specifically in this enforcement
In example, three video cascade instructor in broadcasting's equipment mutually cascade.For convenience of description, existing by above three video cascade instructor in broadcasting's equipment difference
Named first video cascade instructor in broadcasting's equipment, second video cascade instructor in broadcasting's equipment, third video cascade instructor in broadcasting's equipment.Three video cascades are led
Equipment of broadcasting couples receipts unit 50 by the first cascade transmitting element 51 between any two and the first order and connects and pass through the second level
Connection transmitting element 52 and the second level couple receives unit 53 connection realization cascade.It is specially the first order of first video cascade instructor in broadcasting's equipment
The first order of connection transmitting element 51 and second video cascade instructor in broadcasting's equipment couple receipts unit 50 be connected, second video cascade instructor in broadcasting's equipment
First cascade transmitting element 51 is connected with the first order connection receipts unit 50 of third video cascade instructor in broadcasting's equipment, the third video cascade instructor in broadcasting
Second cascade transmitting element 52 of equipment is connected with the second level connection receipts unit 53 of second video cascade instructor in broadcasting's equipment, second videl stage
Second cascade transmitting element 52 of connection instructor in broadcasting's equipment couples receipts unit 53 with the second level of first video cascade instructor in broadcasting's equipment and is connected.
Illustrating, in a kind of application scenarios, the video signal input unit 10 of first video cascade instructor in broadcasting's equipment inputs
A, B two-path video signal, the video signal input unit 10 of second video cascade instructor in broadcasting's equipment inputs C, D two-path video signal, and third
The video signal input unit 10 of video cascade instructor in broadcasting's equipment inputs E, F two-path video signal.First video cascade instructor in broadcasting's equipment
Video pictures cutting unit 20 A, B two-path video signal is carried out picture segmentation formed A+B (in the present embodiment "+" represent splicing)
One road video signal, owing to video pictures cutting unit 20 receives two-path video signal, preferably No. 2 dispensers, picture segmentation is shown
It is intended to as shown in Figure 2 a.A+B video signal average mark is made into two-way by video pictures cutting unit 20, and riches all the way delivers to video letter
Number switch unit 30, riches all the way delivers to the first cascade transmitting element 51.First cascade of first video cascade instructor in broadcasting's equipment sends single
One road A+B video signal is sent the first order connection receipts unit 50 to second video cascade instructor in broadcasting's equipment, second video cascade by unit 51
The first order of instructor in broadcasting's equipment couples receives unit 50 by the transmission of A+B video signal to video pictures cutting unit 20, then second videl stage
The video pictures cutting unit 20 of connection instructor in broadcasting's equipment receives A+B, C, D tri-road video signal, and three tunnels are regarded by preferably No. 3 dispensers
Frequently signal carries out picture segmentation and forms A+B+C+D mono-road video signal, and as shown in Figure 2 b, in like manner, second regards picture segmentation schematic diagram
One road A+B+C+D video signal is sent to video signal switch unit by the video pictures cutting unit 20 of frequency cascade instructor in broadcasting's equipment
30, riches all the way delivers to the first cascade transmitting element 51.By that analogy, the video pictures cutting unit of third video cascade instructor in broadcasting's equipment
20 receive A+B+C+D, E, F tri-road video signal, form A+B+C+D+E+F mono-road video signal (picture by picture segmentation
Segmentation schematic diagram is as shown in Figure 2 c), and send to video signal switch unit 30.The video signal of third video cascade instructor in broadcasting's equipment
One road A+B+C+D+E+F video signal is exported to display device by switch unit 30 by supervision signal output unit 40, thus
6 video pictures can be monitored, by another road A+B+C+D+E+F video signal by cascade at third video cascade instructor in broadcasting's equipment
The second cascade transmitting element 52 and the second level couple and receive the video signal that unit 53 sends to second video cascade instructor in broadcasting's equipment and cut
Changing unit 30, second video cascade instructor in broadcasting's equipment can switch over selection A+B+C+D and A+B by video signal switch unit 30
A wherein road video signal of+C+D+E+F, when selecting A+B+C+D+E+F video signal, then can be second video cascade instructor in broadcasting
Monitor 6 video pictures at equipment, in like manner, at first video cascade instructor in broadcasting's equipment, equally monitor 6 video pictures.Fig. 2 d
Supervision picture view for above-mentioned 6 videos.
The quantity of video cascade instructor in broadcasting's equipment is not limited to said one example, simultaneously to video pictures cutting unit
Segmentation pattern can select the most flexibly, does not repeats them here.
In above-mentioned application of the manystage cascade connection scene, every video cascade instructor in broadcasting's equipment only has two-way input signal, but by three
Individual video cascade instructor in broadcasting's equipment cascading can realize each video cascade instructor in broadcasting's equipment 6 road monitoring videosignals, so exists
While the quantity of the video signal input unit of extending video cascade instructor in broadcasting's equipment, the instructor in broadcasting place of instructor in broadcasting personnel will not be limited to
At one, instructor in broadcasting is made to work more flexible.
Refer to Fig. 3, in one embodiment, video cascade instructor in broadcasting's equipment as above also includes video frequency signal processing list
Unit 60.Video signal processing unit is connected between video signal input unit 10 and video pictures cutting unit 20, for right
The video signal of video signal input unit 10 input carries out special effect processing, adds the process such as captions, regulation image quality parameter.Separately
In one embodiment, video cascade instructor in broadcasting's equipment as above also includes the video material being connected with video signal processing unit 60
Memory element 61, video material memory element storage has specially good effect material, image quality parameter etc. to adjust for video signal processing unit 60
Take.
In above-mentioned video cascade instructor in broadcasting's equipment, it is provided with video signal processing unit 60, can be to each video
The video signal of cascade instructor in broadcasting's equipment input processes, owing to the pretreatment of video signal is dispersed in each video cascade
On instructor in broadcasting's equipment, can operate by distributing several instructor in broadcasting personnel, alleviate the burden of instructor in broadcasting personnel.
Refer to Fig. 4, in one embodiment, video cascade instructor in broadcasting's equipment as above also includes that signal behavior output is single
Unit 70.Signal behavior output unit 70 electrically connects with video signal processing unit 60, for selecting at least one tunnel through video signal
The video signal output that processing unit 60 processes receives equipment or network side to external video.Signal behavior output unit 70 can
To select switch or signal behavior allotter.Signal behavior output unit 70 includes video signal output interface and/or nothing
Line output module, video signal output interface includes USB interface, HDMI, SDI interface, DVI interface, USB interface at least
One, wireless output module includes wifi output module, mixed-media network modules mixed-media and/or bluetooth output module.
In above-mentioned video cascade instructor in broadcasting's equipment, it is provided with signal behavior output unit 70, a road video can be selected
Signal exports, and is applied to recorded broadcast, the application scenarios such as live.Video cascade instructor in broadcasting's equipment as above also includes controlling list
Unit (being not drawn on figure) and power subsystem (being not drawn on figure), control unit includes the control of keyboard, mouse, touch screen, remote control etc..
Power subsystem includes internal battery, energising interface, charging module etc..
In above-mentioned video cascade instructor in broadcasting's equipment, based on analogue signal or the different application scenarios of digital signal,
Corresponding units also includes analog-to-digital conversion module or D/A converter module, for video signal be simulated and figure pattern turn
Change, such as, the first cascade transmitting element 51 when be wireless transmission unit, also includes analog-to-digital conversion module, is used for receiving
Analog video signal is converted to digital video signal, and in like manner, those skilled in the art can increase corresponding units as required
Modulus or D/A converter module, illustrate in embodiment of the present invention the most one by one.
Referring to Fig. 5, in one embodiment, video cascade instructor in broadcasting's equipment as above also includes display 80, display
Device 80 electrically connects with supervision signal output unit 40, for receiving the video signal monitoring signal output unit 40 output and carrying out
Display.
Although describing this utility model with reference to several exemplary embodiment, it is to be understood that, term used is to say
Bright and exemplary and nonrestrictive term.Owing to this utility model can be embodied as without deviating from practicality in a variety of forms
Novel spirit or essence, it should therefore be appreciated that above-mentioned embodiment is not limited to any aforesaid details, and should be in right of enclosing
Explain widely in requiring the spirit and scope that limited, therefore fall into whole changes in claim or its equivalent scope with
Remodeling all should be appended claims and contained.
Claims (9)
1. video cascade instructor in broadcasting's equipment, it is characterised in that including:
Video signal input unit, video pictures cutting unit, video signal switch unit and the supervision signal sequentially electrically connected
Output unit；Receipts unit is coupled with the first cascade transmitting element, the first order of the electrical connection of described video pictures cutting unit；With
And, couple receipts unit with the second cascade transmitting element, the second level of the electrical connection of described video signal switch unit；
Described video pictures cutting unit couples, for receiving video signal input unit and the first order, the video that receipts unit inputs
Signal, to receive video signal carry out picture segmentation splicing, and will process after video signal be respectively sent to video
Signal switch unit and the first cascade transmitting element；
Described video signal switch unit couples, for receiving video pictures cutting unit and the second level, the video that receipts unit inputs
Signal, switches over the video signal received, and is respectively sent to the video signal that switching selects monitor that signal output is single
Unit and the second cascade transmitting element；
Described supervision signal output unit, the first cascade transmitting element and the second cascade transmitting element are used for exporting video signal.
Video cascade instructor in broadcasting's equipment the most according to claim 1, it is characterised in that described video cascade instructor in broadcasting's equipment also wraps
Include the video signal processing unit being connected between described video signal input unit and described video pictures cutting unit.
Video cascade instructor in broadcasting's equipment the most according to claim 2, it is characterised in that described video cascade instructor in broadcasting's equipment also wraps
Include the video material memory element electrically connected with described video signal processing unit.
Video cascade instructor in broadcasting's equipment the most according to claim 2, it is characterised in that described video cascade instructor in broadcasting's equipment also wraps
Including the signal behavior output unit electrically connected with described video signal processing unit, described signal behavior output unit is used for selecting
The video signal output that at least one tunnel processes through described video signal processing unit receives equipment to external video.
Video cascade instructor in broadcasting's equipment the most according to claim 1, it is characterised in that described first cascade transmitting element and institute
State second level connection receipts unit and be integrated in chip piece, and/or the described first order couples receipts unit and described second cascade transmission
Unit is integrated in chip piece.
6. according to the video cascade instructor in broadcasting's equipment described in any one of Claims 1 to 5, it is characterised in that described video cascade is led
Equipment of broadcasting also includes control unit and power subsystem.
7. according to the video cascade instructor in broadcasting's equipment described in any one of Claims 1 to 5, it is characterised in that described video cascade is led
Equipment of broadcasting also includes the display electrically connected with described supervision signal output unit.
8. according to the video cascade instructor in broadcasting's equipment described in any one of Claims 1 to 5, it is characterised in that described video signal is defeated
Enter unit, the first order couples receipts unit and the second level couples receipts unit and includes video signal input interface and/or be wirelessly input to mould
Block, described video signal input interface include USB interface, HDMI, SDI interface, DVI interface, at least the one of USB interface
Kind.
9. according to the video cascade instructor in broadcasting's equipment described in any one of Claims 1 to 5, it is characterised in that described supervision signal is defeated
Go out unit, the first cascade transmitting element, the second cascade transmitting element and signal behavior output unit and include that video signal output connects
Mouthful and/or wireless output module, described video signal output interface include USB interface, HDMI, SDI interface, DVI interface,
At least one of USB interface.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620836578.5U CN205864589U (en) | 2016-08-04 | 2016-08-04 | Video cascade instructor in broadcasting's equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620836578.5U CN205864589U (en) | 2016-08-04 | 2016-08-04 | Video cascade instructor in broadcasting's equipment |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205864589U true CN205864589U (en) | 2017-01-04 |
Family
ID=57656898
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620836578.5U Expired - Fee Related CN205864589U (en) | 2016-08-04 | 2016-08-04 | Video cascade instructor in broadcasting's equipment |
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109391824A (en) * | 2017-08-10 | 2019-02-26 | 徐文波 | Xian Shang video group director method, device and terminal device |
| CN109391822A (en) * | 2017-08-10 | 2019-02-26 | 徐文波 | Video guide's method, apparatus and terminal device on line |
| CN111757141A (en) * | 2020-07-22 | 2020-10-09 | 四川新视创伟超高清科技有限公司 | Cloud streaming media picture cutting method |
| CN112911360A (en) * | 2021-01-21 | 2021-06-04 | 广州视源电子科技股份有限公司 | Cascade control device, cascade equipment and method |
| CN114189726A (en) * | 2021-11-29 | 2022-03-15 | 广州林电智能科技有限公司 | Intelligent broadcasting guide terminal |
-
2016
- 2016-08-04 CN CN201620836578.5U patent/CN205864589U/en not_active Expired - Fee Related
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109391824A (en) * | 2017-08-10 | 2019-02-26 | 徐文波 | Xian Shang video group director method, device and terminal device |
| CN109391822A (en) * | 2017-08-10 | 2019-02-26 | 徐文波 | Video guide's method, apparatus and terminal device on line |
| CN111757141A (en) * | 2020-07-22 | 2020-10-09 | 四川新视创伟超高清科技有限公司 | Cloud streaming media picture cutting method |
| CN111757141B (en) * | 2020-07-22 | 2022-03-11 | 四川新视创伟超高清科技有限公司 | Cloud streaming media picture cutting method |
| CN112911360A (en) * | 2021-01-21 | 2021-06-04 | 广州视源电子科技股份有限公司 | Cascade control device, cascade equipment and method |
| CN114189726A (en) * | 2021-11-29 | 2022-03-15 | 广州林电智能科技有限公司 | Intelligent broadcasting guide terminal |
| CN114189726B (en) * | 2021-11-29 | 2023-07-21 | 广州林电智能科技有限公司 | Wisdom leads and broadcasts terminal |
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| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20170104 Termination date: 20210804 |
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| CF01 | Termination of patent right due to non-payment of annual fee |