CN111614914B - Special video input switcher for photoelectric isolation type endoscope workstation - Google Patents
Special video input switcher for photoelectric isolation type endoscope workstation Download PDFInfo
- Publication number
- CN111614914B CN111614914B CN202010429205.7A CN202010429205A CN111614914B CN 111614914 B CN111614914 B CN 111614914B CN 202010429205 A CN202010429205 A CN 202010429205A CN 111614914 B CN111614914 B CN 111614914B
- Authority
- CN
- China
- Prior art keywords
- optical
- optical end
- end transmitter
- video input
- machine shell
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
- 238000002955 isolation Methods 0.000 title claims abstract description 16
- 230000003287 optical effect Effects 0.000 claims abstract description 85
- 238000009434 installation Methods 0.000 claims abstract description 12
- 230000008093 supporting effect Effects 0.000 claims description 15
- 238000010276 construction Methods 0.000 claims description 3
- 230000002146 bilateral effect Effects 0.000 claims description 2
- 238000010030 laminating Methods 0.000 claims description 2
- 230000005693 optoelectronics Effects 0.000 claims 4
- 238000005192 partition Methods 0.000 claims 2
- 238000010619 multiway switching Methods 0.000 claims 1
- 238000001125 extrusion Methods 0.000 description 4
- 230000017525 heat dissipation Effects 0.000 description 4
- 238000000034 method Methods 0.000 description 4
- 230000008569 process Effects 0.000 description 4
- 238000010586 diagram Methods 0.000 description 3
- 230000000694 effects Effects 0.000 description 3
- 230000008859 change Effects 0.000 description 2
- 239000000428 dust Substances 0.000 description 2
- 238000000926 separation method Methods 0.000 description 2
- 238000005299 abrasion Methods 0.000 description 1
- 230000004075 alteration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 239000002131 composite material Substances 0.000 description 1
- 238000007599 discharging Methods 0.000 description 1
- 238000001914 filtration Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000000149 penetrating effect Effects 0.000 description 1
- 230000005622 photoelectricity Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Images
Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N5/00—Details of television systems
- H04N5/222—Studio circuitry; Studio devices; Studio equipment
- H04N5/262—Studio circuits, e.g. for mixing, switching-over, change of character of image, other special effects ; Cameras specially adapted for the electronic generation of special effects
- H04N5/268—Signal distribution or switching
-
- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
- H05K7/00—Constructional details common to different types of electric apparatus
- H05K7/20—Modifications to facilitate cooling, ventilating, or heating
- H05K7/20009—Modifications to facilitate cooling, ventilating, or heating using a gaseous coolant in electronic enclosures
- H05K7/20209—Thermal management, e.g. fan control
Landscapes
- Engineering & Computer Science (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Multimedia (AREA)
- Signal Processing (AREA)
- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- Endoscopes (AREA)
Abstract
The invention discloses a special video input switcher for a photoelectric isolation type endoscope workstation, which comprises a machine shell, a light splitter and an installation plate body, wherein a first light end transmitter is arranged inside the machine shell, a second light end transmitter is arranged below the first light end transmitter, an isolation plate is arranged on the left side of the first light end transmitter, the light splitter is arranged inside the isolation plate, a light end receiver is arranged on the left side of the light splitter, a front cover is arranged on the front end surface of the machine shell, a display screen is arranged inside the front cover, the installation plate body is arranged on the right side of the display screen, and a filter screen is arranged on the right side of the installation plate body. The video input switcher utilizes the two sets of video optical end transmitters I and the two optical end transmitters II, adopts optical isolation, and does not cause the phenomenon of dead halt of an image workstation as long as the video input switcher does not generate hot plug of video signals as long as the video input switcher switches optical signals rather than electrical signals when switching video signal sources.
Description
Technical Field
The invention relates to the technical field of video switchers, in particular to a video input switcher special for a photoelectric isolation type endoscope workstation.
Background
The video switcher is designed for switching special composite video signals, can randomly switch one path of video signals to output to display equipment, has the function of switching, repeating, processing and copying image signals transmitted by a system, is a commonly used circuit-optical path-circuit video switcher, is high in price and cost, is suitable for long-distance high-quality transmission, and can be used for researching a short-distance video switcher with lower cost in the process of endoscope work.
At present, in practical clinical use, an endoscope image workstation is used for intercepting videos from an endoscope host, video sources are frequently switched sometimes, the workstation does not support hot plugging of video signals, and fault phenomena such as crash of the workstation host and the like are often caused.
Disclosure of Invention
The invention aims to provide a special video input switcher for a photoelectric isolation type endoscope workstation, which solves the problems that in the traditional practical clinical use, the endoscope image workstation is used for intercepting a video from an endoscope host, the video source is frequently switched sometimes, the workstation does not support the hot plug of a video signal, and the host of the workstation is frequently halted and other fault phenomena are frequently caused.
In order to achieve the purpose, the invention provides the following technical scheme: the utility model provides a dedicated video input switch of scope workstation of photoelectricity isolated form, includes machine shell, spectrometer and installation plate body, the inside of machine shell is provided with optical end transmitter one, and optical end transmitter below installs optical end transmitter two, the division board is installed in the left side of optical end transmitter one, the spectrometer is installed in the inside of division board, and the left side of spectrometer is provided with the optical end receiver, the preceding terminal surface of machine shell is provided with the protecgulum, and the inside of protecgulum is provided with the display screen, installation plate body installs in the right side of display screen, and installs the filter screen on the right side of installation plate body.
Preferably, closed back plate is installed to machine case's right-hand member face, and the inside of closed back plate runs through there is the scope interface, the outside of scope interface is provided with fixing bolt, and the fan is installed to the inboard of closed back plate, temperature sensor is installed to the inner wall of closed back plate.
Preferably, the closed back plate and the machine shell form a detachable structure through threads, 2 groups of endoscope interfaces are arranged in the closed back plate in a penetrating mode, the first optical end transmitter and the second optical end transmitter are fixedly connected with the inner wall of the machine shell, and the temperature sensor is electrically connected with the fan through the controller.
Preferably, a holding rod penetrates through the side end face of the machine shell, digging holes are formed in the left side and the right side of the holding rod, and a supporting ejector rod is arranged inside the digging holes.
Preferably, the support ejector rod and the digging holes are connected in a sleeved mode, the digging holes are symmetrically distributed at the center point of the shell of the machine, and the holding rod is designed in a concave mode.
Preferably, the rear of filter screen is provided with the wind hole, and the installation curb plate is all installed to the left and right sides of protecgulum.
Preferably, the protecgulum is whole to be the sunken formula design, and display screen and wind hole are located same horizontal direction, the filter screen passes through the block with the installation plate body and constitutes detachable construction, and the trompil direction of filter screen and wind hole forms and surrounds entirely.
Preferably, the below of protecgulum is provided with the connection storehouse, and the internally mounted who connects the storehouse has the plug, the lower terminal surface laminating of connecting the storehouse has controlled the storehouse, and the inside of controlling the storehouse is provided with the adjusting button.
Preferably, connect storehouse and adjusting button equal level equidistant distribution, and install the curb plate and distribute about the central point bilateral symmetry of machine shell, the junction of beam splitter is installed the signal and is connected.
Compared with the prior art, the invention has the following beneficial effects:
1. according to the invention, two groups of video optical end transmitters I and two groups of video optical end transmitters II are applied by adopting the prior art, optical isolation is adopted, when a video signal source is switched, as long as an optical signal is switched instead of an electric signal, hot plug of the video signal can not be generated, and the phenomenon of dead halt of an image workstation can not be caused;
2. according to the invention, the temperature sensor is arranged in the machine shell, so that the temperature change in the machine shell can be detected in real time, the fan is driven to accelerate the circulation of internal air, the heat dissipation efficiency is improved, and the air holes are designed in a front-back symmetrical manner, so that the dissipation of internal heat is further improved;
3. the invention symmetrically designs a plurality of groups of digging holes, utilizes the supporting ejector rods with higher strength to provide stronger supporting effect for the whole machine shell, and the height of the supporting ejector rods is slightly higher than the thickness of the machine shell, so that mutual extrusion among equipment can not occur when a plurality of groups of equipment are stacked up and down, and the anti-extrusion safety protection effect is improved;
4. the front cover at the front end is designed into a concave type, so that the display screen is arranged at the inner side of the concave, the situation that the surface of the screen is scratched and rubbed in the storage and daily use processes can be avoided, and a certain dust discharging effect is achieved;
5. the air filter can filter air by clamping the filter screen of the mounting structure, reduces the influence of dust on equipment, and has the advantages of compact integral space, smaller volume and convenient use.
Drawings
FIG. 1 is a schematic view of the structure of the present invention;
FIG. 2 is a schematic top view of the present invention;
FIG. 3 is a schematic top view of the housing of the machine of the present invention;
FIG. 4 is a schematic diagram of a side view structure of a display screen according to the present invention;
FIG. 5 is a schematic diagram of a side view of the closed back plate of the present invention
FIG. 6 is a schematic diagram of the signal connector according to the present invention.
In the figure: 1. a machine housing; 2. closing the rear plate; 3. an endoscope interface; 4. fixing the bolt; 5. a first optical transmitter; 6. a second optical transmitter; 7. a separator plate; 8. a light splitter; 9. an optical end receiver; 10. digging a hole; 11. supporting the ejector rod; 12. a front cover; 13. a display screen; 14. installing a plate body; 15. filtering with a screen; 16. a wind hole; 17. a connecting bin; 18. a plug; 19. a control cabin; 20. an adjusting knob; 21. installing a side plate; 22. a holding rod; 23. a temperature sensor; 24. a fan; 25. and a signal connector.
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. 1-6, a video input switcher dedicated for a photoelectric isolation type endoscope workstation comprises a machine housing 1, a light splitter 8 and a mounting plate 14, wherein a first optical end transmitter 5 is arranged inside the machine housing 1, a second optical end transmitter 6 is arranged below the first optical end transmitter 5, a separation plate 7 is arranged on the left side of the first optical end transmitter 5, the light splitter 8 is arranged inside the separation plate 7, an optical end receiver 9 is arranged on the left side of the light splitter 8, a front cover 12 is arranged on the front end surface of the machine housing 1, a display screen 13 is arranged inside the front cover 12, the mounting plate 14 is arranged on the right side of the display screen 13, and a filter screen 15 is arranged on the right side of the mounting plate 14, the invention adopts the prior art to apply the two sets of the first video optical end transmitter 5 and the second optical end transmitter 6, adopts optical isolation, when a video signal source is switched, as long as the optical signal is switched instead of the electric signal, the hot plug of the video signal can not be generated, and the dead halt phenomenon of the image workstation can not be caused;
the temperature sensor is characterized in that a closed back plate 2 is installed on the right end face of a machine shell 1, an endoscope interface 3 penetrates through the closed back plate 2, fixing bolts 4 are arranged on the outer side of the endoscope interface 3, a fan 24 is installed on the inner side of the closed back plate 2, a temperature sensor 23 is installed on the inner wall of the closed back plate 2, the closed back plate 2 and the machine shell 1 form a detachable structure through threads, 2 groups of the endoscope interfaces 3 penetrate through the closed back plate 2, a first optical end transmitter 5 and a second optical end transmitter 6 are fixedly connected with the inner wall of the machine shell 1, the temperature sensor 23 is electrically connected with the fan 24 through a controller, the temperature sensor 23 is arranged in the machine shell, temperature change in the machine shell 1 can be detected in real time, and when the temperature exceeds the standard, the fan 24 is driven through the electrically connected controller to accelerate circulation of internal air, the heat dissipation efficiency is improved, and the air holes 16 are designed in a front-back symmetrical mode, so that the heat dissipation inside is further improved;
the side end face of the machine shell 1 is penetrated with a holding rod 22, the left side and the right side of the holding rod 22 are both provided with digging holes 10, supporting ejector rods 11 are arranged inside the digging holes 10, the supporting ejector rods 11 are connected with the digging holes 10 in a sleeved mode, the digging holes 10 are symmetrically distributed at the central point of the machine shell 1, and the holding rod 22 adopts a sunken design, so that multiple groups of digging holes 10 are symmetrically designed, when the multiple groups of supporting ejector rods 11 are sleeved with the digging holes 10, the supporting ejector rods 11 with higher strength can be utilized to provide a stronger supporting effect for the whole machine shell 1, and the height of the supporting ejector rods 11 is slightly higher than the thickness of the machine shell 1, so that mutual extrusion among multiple groups of equipment cannot occur when the multiple groups of equipment are stacked up and down, a large amount of stacking and storage are facilitated, and the anti-extrusion safety protection effect is improved;
the rear part of the filter screen 15 is provided with an air hole 16, the left side and the right side of the front cover 12 are both provided with mounting side plates 21, the front cover 12 is integrally designed in a concave mode, the display screen 13 and the air hole 16 are positioned in the same horizontal direction, the filter screen 15 and the mounting plate body 14 are clamped to form a detachable structure, and the filter screen 15 and the opening direction of the air hole 16 form full enclosure;
the air purifier is characterized in that a connecting bin 17 is arranged below the front cover 12, a plug 18 is arranged inside the connecting bin 17, a control bin 19 is attached to the lower end face of the connecting bin 17, an adjusting button 20 is arranged inside the control bin 19, the connecting bin 17 and the adjusting button 20 are horizontally distributed at equal intervals, the mounting side plates 21 are symmetrically distributed on the left and right of the center point of the machine shell 1, and a signal connector 25 is arranged at the joint of the optical splitter 8.
The working principle is as follows: for the video input switcher of the type, the device improves the traditional video switcher, in the form that the original ultrasonic endoscope is transmitted to the video signal switcher and then transmitted to the workstation host, the video signal of the ultrasonic endoscope or other DVI, VGA, DSI, HDMI signals and the like are transmitted to two groups of optical end transmitters I5 and optical end transmitters II 6, in the actual use process, as long as the optical end receiver 9 keeps the power-on state, the computer can not be halted after receiving the electric signal of the optical end receiver 9 all the time, when the optical signal of the optical end transmitter I5 is needed, the optical signal of the optical end transmitter I5 can be input by powering on the optical end transmitter I5, on the contrary, when the optical signal of the optical end transmitter II 6 is needed, the optical signal of the optical end transmitter II 6 can be input by powering on the optical end transmitter II 6, the change-over switches of the first optical end transmitter 5 and the second optical end transmitter 6 are adjusted through rotary switch buttons arranged on the side wall of the machine shell 1, so that two paths of videos are controlled, optical signals are transmitted to the optical splitter 8, the optical signals are transmitted to the optical end receiver 9 through the optical splitter 8 in an electric signal mode, and finally video electrical signals are transmitted to a workstation host through the optical end receiver 9;
when a video signal source is switched, as long as optical signals are switched, instead of electric signals, hot plug of the video signals cannot be generated, and the phenomenon of dead halt of an image workstation cannot be caused, the front cover 12 and the closed rear plate 2 on the front end surface of the machine shell 1 both penetrate through the air holes 16, the front cover 12 is designed in a sunken mode, the front cover 12 and the air holes 16 are arranged on the inner side, so that collision and abrasion are not prone to occur in the later use process, and the air holes 16 are closed by the aid of the filter screen 15 clamped with the mounting plate body 14;
and a temperature sensor 23 is arranged in the ultrasonic endoscope, the temperature in the machine shell 1 can be detected in real time, when the detected temperature exceeds the standard, a controller which is electrically connected can drive a fan 24 to improve the flow speed of the air in the machine shell, the heat dissipation efficiency is improved, the ultrasonic endoscope can be connected with an endoscope interface 3, a plug 18 can be used for realizing the connection with equipment such as an external power line of a host machine, in order to improve the integral pressure resistance of the device, a plurality of groups of supporting ejector rods 11 can be arranged in the digging hole 10 in a sleeving manner, and further the supporting of the whole device can be realized by utilizing the supporting ejector rods 11 with higher strength, an optical end transmitter I5, an optical end transmitter II 6 and an optical end receiver 9 in the whole device are respectively provided with an independent direct current switching power supply and are arranged on the side wall of the machine shell 1, the shell of a signal connector 25 at the interface is made of a plastic shell, the signal wire shielding layer is prevented from being connected with the ground wire, because the ground wire is generally connected with the equipment shell, and thus, the blue screen of the computer can be avoided.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various 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 (9)
1. A video input switcher special for a photoelectric isolation type endoscope workstation comprises a machine shell (1) and a light splitting device
Ware (8) and mounting plate body (14), its characterized in that: an optical end transmitter I (5) is arranged in the machine shell (1),
an optical end transmitter II (6) is installed below the optical end transmitter I (5), a partition board (7) is installed on the left side of the optical end transmitter I (5), the optical splitter (8) is installed inside the partition board (7), an optical end receiver (9) is arranged on the left side of the optical splitter (8), a front cover (12) is arranged on the front end face of the machine shell (1), a display screen (13) is arranged inside the front cover (12), an installation plate body (14) is installed on the right side of the display screen (13), a filter screen (15) is installed on the right side of the installation plate body (14), video signals or other DVI, VGA, DSI and HDMI signals of an ultrasonic endoscope are transmitted to the two optical end transmitter I (5) and the optical end transmitter II (6), the optical end receiver (9) is kept in a power-on state, and the computer receives the electric signals of the optical end receiver (9) all the time and cannot be shut down, when an optical signal at the end of the first optical end transmitter (5) is needed, the first optical end transmitter (5) needs to be electrified, so that the optical signal at the position of the first optical end transmitter (5) can be input, conversely, when an optical signal at the position of the second optical end transmitter (6) needs to be input, the second optical end transmitter (6) needs to be electrified, so that the optical signal at the position of the second optical end transmitter (6) can be input, the change-over switches of the first optical end transmitter (5) and the second optical end transmitter (6) are adjusted through a rotary switch button arranged on the side wall of a machine shell (1), so that control over two paths of videos is realized, the optical signal is transmitted to the optical splitter (8) and is transmitted to the optical end receiver (9) through the optical splitter (8) in an electric signal mode, and finally a video electric signal is transmitted to a workstation host by the optical end receiver (9), and three or more groups of optical end transmitters can be installed according to operation needs, thereby realizing three-way switching or multi-way switching.
2. The video input switcher dedicated to the electro-optically isolated endoscopic workstation of claim 1, wherein: closed back plate (2) are installed to the right-hand member face of machine shell (1), and the inside of closed back plate (2) runs through there is scope interface (3), the outside of scope interface (3) is provided with fixing bolt (4), and just fan (24) are installed to the inboard of closed back plate (2), temperature sensor (23) are installed to the inner wall of closed back plate (2).
3. The video input switcher dedicated to an endoscopic workstation of the optoelectronic isolation type as claimed in claim 2, wherein: closed back plate (2) and machine housing (1) constitute detachable construction through the screw thread, and scope interface (3) run through in the inside of closed back plate (2) and be provided with 2 groups, light end transmitter (5) and light end transmitter two (6) all with the inner wall fixed connection of machine housing (1), and temperature sensor (23) are through electric connection between controller and fan (24).
4. The video input switcher dedicated to an endoscopic workstation of the optoelectronic isolation type as claimed in claim 1, wherein: the side end face of the machine shell (1) penetrates through the holding rod (22), digging holes (10) are formed in the left side and the right side of the holding rod (22), and supporting ejector rods (11) are arranged inside the digging holes (10).
5. The video input switcher dedicated to an endoscopic workstation of the optoelectronic isolation type as claimed in claim 4, wherein: the support ejector rods (11) are connected with the digging holes (10) in a sleeved mode, the digging holes (10) are symmetrically distributed at the central point of the machine shell (1), and the holding rod (22) is designed in a concave mode.
6. The video input switcher dedicated to the electro-optically isolated endoscopic workstation of claim 1, wherein: the rear of filter screen (15) is provided with wind hole (16), and installation curb plate (21) are all installed to the left and right sides of protecgulum (12).
7. The video input switcher dedicated to the electro-optically isolated endoscopic workstation of claim 6, wherein: protecgulum (12) wholly is the sunken formula design, and display screen (13) and wind hole (16) are located same horizontal direction, filter screen (15) constitute detachable construction through the block with installation plate body (14), and the trompil direction of filter screen (15) and wind hole (16) forms and encloses entirely.
8. The video input switcher dedicated to the electro-optically isolated endoscopic workstation of claim 1, wherein: the utility model discloses a portable electronic device, including protecgulum (12), be provided with the below of protecgulum (12) and connect storehouse (17), and the internally mounted who connects storehouse (17) has plug (18), the lower terminal surface laminating of connecting storehouse (17) controls storehouse (19), and controls the inside of storehouse (19) and be provided with adjusting button (20).
9. The video input switcher dedicated to an endoscopic workstation of the optoelectronic isolation type as claimed in claim 8, wherein: connect storehouse (17) and adjusting button (20) equal level equidistant distribution, and install curb plate (21) and distribute about the central point bilateral symmetry of machine shell (1), signal connector (25) are installed to beam splitter (8) junction.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010429205.7A CN111614914B (en) | 2020-05-20 | 2020-05-20 | Special video input switcher for photoelectric isolation type endoscope workstation |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010429205.7A CN111614914B (en) | 2020-05-20 | 2020-05-20 | Special video input switcher for photoelectric isolation type endoscope workstation |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN111614914A CN111614914A (en) | 2020-09-01 |
| CN111614914B true CN111614914B (en) | 2022-08-19 |
Family
ID=72198449
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010429205.7A Expired - Fee Related CN111614914B (en) | 2020-05-20 | 2020-05-20 | Special video input switcher for photoelectric isolation type endoscope workstation |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN111614914B (en) |
Family Cites Families (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP5247044B2 (en) * | 2007-02-16 | 2013-07-24 | キヤノン株式会社 | Imaging device |
| CN104243939A (en) * | 2014-09-27 | 2014-12-24 | 成都思迈科技发展有限责任公司 | Temperature control type optical transceiver |
| US10834334B2 (en) * | 2015-12-24 | 2020-11-10 | Sony Corporation | Effect switcher and switcher system |
| CN206181034U (en) * | 2016-12-02 | 2017-05-17 | 天津联科诺信科技有限公司 | Light line protection ware |
| CN207070057U (en) * | 2017-06-16 | 2018-03-02 | 陕西理工大学 | A kind of fiber optic communication emitter |
| CN109451285A (en) * | 2018-12-12 | 2019-03-08 | 深圳市埃尔法光电科技有限公司 | It is a kind of for image/video transmit broadcast system optical-electric module one divide multisystem |
-
2020
- 2020-05-20 CN CN202010429205.7A patent/CN111614914B/en not_active Expired - Fee Related
Also Published As
| Publication number | Publication date |
|---|---|
| CN111614914A (en) | 2020-09-01 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN206270889U (en) | The KVM switcher that a kind of many computers are split with picture | |
| CN103093740A (en) | Tiled display system and mounting method of the same | |
| CN111614914B (en) | Special video input switcher for photoelectric isolation type endoscope workstation | |
| CN101572048B (en) | Imaging display device and control method thereof | |
| CN207818117U (en) | The integrated LED display system of multimode group | |
| CN211928954U (en) | LED display panel with ring-out function and framework of LED display screen | |
| CN201893871U (en) | LED display screen monitoring and controlling device | |
| JP2019506034A (en) | TV main board device, TV and TV system | |
| CN210183435U (en) | HDMI one-to-eight distributor | |
| CN210807476U (en) | High definition HDMI matrix switch | |
| CN211296084U (en) | Electrical installation protection box and electrical wiring device | |
| CN212343795U (en) | Industrial internet intelligent gateway device | |
| CN212031966U (en) | Driving and controlling integrated control device for four-axis robot | |
| CN208638482U (en) | A kind of mixing times line switch of highly compatible | |
| CN109873936B (en) | Moisture-proof remote electronic monitoring device | |
| CN112710962A (en) | Intelligent battery test equipment | |
| CN107422434A (en) | A kind of multifunctional intellectual optical cross box | |
| CN214101562U (en) | HDMI extender of low-power consumption | |
| CN210381089U (en) | Equipment monitoring device for broadcast television | |
| CN111462644A (en) | L ED display panel with ring-out function and L ED display screen framework | |
| CN213844625U (en) | Power supply device of LED display system | |
| CN206181220U (en) | VR image mosaicking treater of plug -in multiple input interface | |
| CN214253820U (en) | Household multimedia equipment with holographic image function | |
| CN220775913U (en) | Novel audio and video all-in-one with over-temperature protection function | |
| CN209086790U (en) | A kind of meeting plate of integrated coding control transmission |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20220819 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |