CN111369938A - Modularized LED display screen and control system thereof - Google Patents
Modularized LED display screen and control system thereof Download PDFInfo
- Publication number
- CN111369938A CN111369938A CN202010338664.4A CN202010338664A CN111369938A CN 111369938 A CN111369938 A CN 111369938A CN 202010338664 A CN202010338664 A CN 202010338664A CN 111369938 A CN111369938 A CN 111369938A
- Authority
- CN
- China
- Prior art keywords
- module
- led display
- display screen
- video
- image
- 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.)
- Pending
Links
Images
Classifications
-
- G—PHYSICS
- G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
- G09G—ARRANGEMENTS OR CIRCUITS FOR CONTROL OF INDICATING DEVICES USING STATIC MEANS TO PRESENT VARIABLE INFORMATION
- G09G3/00—Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes
- G09G3/20—Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes for presentation of an assembly of a number of characters, e.g. a page, by composing the assembly by combination of individual elements arranged in a matrix no fixed position being assigned to or needed to be assigned to the individual characters or partial characters
- G09G3/22—Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes for presentation of an assembly of a number of characters, e.g. a page, by composing the assembly by combination of individual elements arranged in a matrix no fixed position being assigned to or needed to be assigned to the individual characters or partial characters using controlled light sources
- G09G3/30—Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes for presentation of an assembly of a number of characters, e.g. a page, by composing the assembly by combination of individual elements arranged in a matrix no fixed position being assigned to or needed to be assigned to the individual characters or partial characters using controlled light sources using electroluminescent panels
- G09G3/32—Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes for presentation of an assembly of a number of characters, e.g. a page, by composing the assembly by combination of individual elements arranged in a matrix no fixed position being assigned to or needed to be assigned to the individual characters or partial characters using controlled light sources using electroluminescent panels semiconductive, e.g. using light-emitting diodes [LED]
Landscapes
- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Computer Hardware Design (AREA)
- General Physics & Mathematics (AREA)
- Theoretical Computer Science (AREA)
- Control Of El Displays (AREA)
Abstract
The invention discloses a modularized LED display screen and a control system thereof; the intelligent anti-surge device comprises a power supply, wherein an anti-surge circuit and a detection module are sequentially and electrically connected to the power supply, the detection module is electrically connected with an auxiliary battery, the detection module is electrically connected with a control module, the control module is sequentially and electrically connected with a decoding module, an image processing module and a driving module, the driving module is electrically connected with a video segmentation module, and the video segmentation module is electrically connected with an LED display screen 1, an LED display screen 1 and an LED display screen n; the anti-surge circuit is arranged on the circuit, so that huge voltage impact is prevented, the detection module is arranged, the circuit can be detected, when the voltage is too low, supplementary power supply is carried out through the auxiliary battery, the image processing module is arranged, the image is subjected to noise reduction, filtering and other processing, the image enhancement and restoration are also arranged, and videos can be displayed on the multiple groups of LED display screens through video segmentation.
Description
Technical Field
The invention belongs to the technical field of LED display screens, and particularly relates to a modular LED display screen and a control system thereof.
Background
An LED display is a display screen which is used for displaying various information such as characters, graphs, images, animation, quotation, videos, video signals and the like by controlling the display mode of a semiconductor light emitting diode, integrates microelectronic technology, computer technology and information processing into a whole, and becomes a new generation display medium with the most advantages by integrating the advantages of bright color, wide dynamic range, high brightness, high definition, low working voltage, low power consumption, long service life, impact resistance, bright color, stable and reliable work and the like.
For example, the LED display screen control system and the LED flexible display screen disclosed in the publication No. CN201820676669.6, although the coordination of the modules is realized and the multiple matrix circuits are adopted, the loading capacity of the whole control system can be obviously increased, the data transmission effect and speed are improved, and the final dynamic visual effect is good, the power supply system of the LED display screen is not detected, and the voltage of the LED display screen is not supplemented when the power supply system is used, and the image is not processed in the prior art, and the like, so we provide a modular LED display screen and a control system thereof.
Disclosure of Invention
The present invention is directed to a modular LED display and a control system thereof, so as to solve the problems of the background art.
In order to achieve the purpose, the invention provides the following technical scheme: the intelligent anti-surge device comprises a power supply, wherein the power supply is electrically connected with an anti-surge circuit, the anti-surge circuit is electrically connected with a detection module, the detection module is electrically connected with an auxiliary battery, the detection module is electrically connected with a control module, the control module is electrically connected with a decoding module, the decoding module is electrically connected with an image processing module, the image processing module is electrically connected with a driving module, the driving module is electrically connected with a video segmentation module, and the video segmentation module is electrically connected with an LED display screen 1, an LED display screen 1 and an LED display screen n;
the surge prevention circuit is used for preventing huge impact on the control module caused by overhigh voltage at the moment of power supply of the power supply, so that the control module is damaged, and the LED display screen control system cannot normally operate;
the detection module comprises a voltage detection circuit, a current detection circuit and a temperature detection module, wherein the voltage detection circuit is used for detecting the voltage in a system circuit, the current detection circuit is used for detecting current overload in the system operation process and preventing the control module from being burnt out due to the current overload, and the temperature detection module is used for detecting the temperature in the system operation process and preventing the electronic equipment in the system from being burnt out due to overhigh temperature in the system operation process;
the image processing module comprises binary and gray level processing, RGB image processing and image enhancement and restoration, wherein the binary and gray level processing can be used for filtering and eliminating clutter and noise in an image, the RGB image processing is used for processing a color image, the image enhancement and restoration are used for restoring the image, so that the authenticity and original image performance of the image are maintained, and the image quality level of the image can be enhanced;
the driving module is used for starting the LED display screen, so that the LED display screen can normally run and display images.
Preferably, the auxiliary battery is used for performing auxiliary power supply when the voltage detection circuit detects undervoltage, so that the voltage of the control system can be kept in a stable operation range, and the control module is prevented from being incapable of normally operating due to undervoltage.
Preferably, the control module is provided with at least two groups of storage modules, wherein one group of storage modules is used for storing a program body operated by the system and decoding information of the decoding module, and the other group of storage modules is used for storing video information.
Preferably, the control module is provided with a plurality of groups of data interfaces, and the data interfaces are used for connecting external electronic equipment and connecting a transmission line of video information.
Preferably, the video segmentation is used for segmenting the inside of a complete video, the number of the segmentation copies is the same as that of the LED display screens, and the video segmentation is used for displaying and playing on different LED display screens.
Preferably, the LED display screen is provided with a plurality of groups and at least three groups, so that the LED display screen can be assembled according to actual requirements.
Preferably, the decoding module is provided with at least three groups of decoding modes, wherein the decoding modes comprise H.262, H.263 and AVS, the H.262 is a digital video coding standard of ITU-T and belongs to a video codec, the H.263 is mainly used in video conference, video telephone and network video, the H.263 has a larger improvement in performance than the previous video coding standard in terms of compressing a progressive video source, the AVS is a domestic established audio-video compression coding standard, and the technology adopted by the video coding part of the AVS is very similar to that of the H.264.
Preferably, in order to improve the effectiveness of the segmentation algorithm, the video segmentation is performed by using information of the video image on a space and a time axis, and the video segmentation algorithm may use the image segmentation algorithm for reference.
Compared with the prior art, the invention has the beneficial effects that:
(1) the circuit is provided with the anti-surge circuit, so that the power supply can not cause huge voltage impact at the moment of supplying power, the control module is damaged, the detection module is arranged, the circuit can be detected, and when the voltage is too low, the auxiliary battery can be used for supplying power, so that the voltage can be kept in a stable voltage range.
(2) The invention is provided with an image processing module for carrying out noise reduction and filtering on images, RGB image processing and image enhancement and restoration are arranged in the image processing module, so that the images can be stably displayed in the LED display screen, and the videos can be respectively and jointly displayed on a plurality of modularized LED display screens through video segmentation.
Drawings
FIG. 1 is a schematic diagram of a modular LED display control system of the present invention;
FIG. 2 is a schematic diagram of a detection module of the present invention;
FIG. 3 is a diagram of an image processing module according to the present invention.
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 derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1-3, the present invention provides a technical solution of a modular LED display screen and a control system thereof: the LED display screen comprises a power supply, wherein the power supply is electrically connected with an anti-surge circuit, the anti-surge circuit is electrically connected with a detection module, the detection module is electrically connected with an auxiliary battery, the detection module at the position detects the voltage of a system, when the voltage value is smaller, the auxiliary battery supplements the voltage, the detection module is electrically connected with a control module, the control module is electrically connected with a decoding module, the decoding module at the position is used for starting the LED display screen, the decoding module is electrically connected with an image processing module, the image processing module is electrically connected with a driving module, the driving module is electrically connected with a video segmentation module, the video segmentation module is electrically connected with an LED display screen 1, an LED display screen 1 and an LED display screen n, and the LED display screen at the position can increase the size of the LED display screen;
in this embodiment, preferably, the anti-surge circuit is used for preventing a control module from being greatly impacted by an excessively high voltage at the moment of power supply of the power supply, so that the control module is damaged, the LED display screen control system cannot normally operate any more, the anti-surge circuit at the position can keep stable output of the voltage, and the system is prevented from being damaged by the excessively high instantaneous voltage output by the power supply;
in this embodiment, preferably, the detection module includes a voltage detection circuit, a current detection circuit and a temperature detection module, the voltage detection circuit is configured to detect a voltage level in the system circuit, the current detection circuit is configured to detect a current overload during a system operation process, and prevent the control module from being burned out due to the current overload, the temperature detection module is configured to detect a temperature during the system operation, and prevent an electronic device in the system from being burned out due to the excessively high temperature during the system operation process, and the detection module at this position can realize safety monitoring of the system and prevent an accident from occurring during the system operation process;
in this embodiment, preferably, the image processing module includes binary and grayscale processing, RGB image processing, and image enhancement and restoration, where the binary and grayscale processing can implement filtering and removing of noise and clutter in an image, the RGB image processing is used to process a color image, the image enhancement and restoration are used to restore the image to maintain reality and original quality of the image, and the enhancement can enhance the image quality level of the image, and the image processing module at this position can make the image clearer;
in this embodiment, preferably, the driving module is configured to start the LED display screen, so that the LED display screen can normally operate and display an image, and the driving module is configured to electrically drive the LED display screen.
In this embodiment, preferably, the auxiliary battery is used for performing auxiliary power supply when the voltage detection circuit detects undervoltage, so as to keep the voltage of the control system within a stable operation range, prevent the undervoltage from causing the control module to operate abnormally, and the auxiliary battery at this position is used for supplementing voltage when the power supply is powered under-voltage.
In this embodiment, it is preferable that the control module is provided with at least two sets of storage modules, one set of storage module is used for storing a program body for system operation and decoding information of the decoding module, and the other set of storage module is used for storing video information, and the storage module at this position prevents confusion of data stored in the system, so that the system operates quickly.
In this embodiment, preferably, a plurality of sets of data interfaces are provided on the control module, the data interfaces are used for connecting external electronic devices and connecting transmission lines for video information, and the data interfaces at this position can implement video connection and electrical connection of the external electronic devices.
In this embodiment, preferably, the video segmentation is used to segment the inside of a complete video, the number of the segmented parts is the same as that of the LED display screens, and the video segmentation is used to display and play on different LED display screens, where the video segmentation can enable the video to be played in accordance with the number of the LED display screens.
In this embodiment, it is preferable that the LED display screen is provided with a plurality of groups and at least three groups, so that the LED display screen can be assembled according to actual requirements, and the size of the display screen can be conveniently observed by setting the plurality of groups of LED display screens.
In this embodiment, it is preferable that at least three groups of decoding modes are provided in the decoding module, where the decoding modes include h.262, h.263 and AVS, where h.262 is a digital video coding standard of ITU-T and belongs to a video codec, and h.263 is mainly used in a video conference, a video telephone and a network video, and in terms of compressing a progressive video source, the performance of h.263 is greatly improved compared with that of the previous video coding standard, and AVS is an audio-video compression coding standard established in China, and a technology adopted by a video coding part of AVS is very similar to that of h.264, and a plurality of groups of decoding modes are provided in the decoding mode, so that different types of videos can be decoded and played.
In this embodiment, preferably, in order to improve the effectiveness of the segmentation algorithm, the video segmentation is performed by using information of the video image on a space and a time axis, and the video segmentation algorithm may use the image segmentation algorithm for reference, and the video segmentation at this position can maintain the quality of the video, and cannot cause loss of definition and data.
The working principle and the using process of the invention are as follows: when using, when the power supplies power, prevent that surge circuit can cause a effect that blocks to the circuit, when output that voltage can be stable, voltage can flow into in the entire system, and detection module detects voltage, when voltage is lower, carry out supplementary power supply through auxiliary battery, make voltage can be stable supply power to control module, then decoding module can realize decoding the video, the video after decoding carries out filtering noise removal through image processing module, and strengthen and recover the processing, the LED display screen drives the operation through drive module, and it is equipped with the multiunit to be equipped with the LED display screen respectively, need cut the video through the video segmentation and handle, then go on the demonstration broadcast on the multiunit LED display screen.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (8)
1. The utility model provides a modularization LED display screen and control system thereof, includes the power, its characterized in that: the power supply is electrically connected with an anti-surge circuit, the anti-surge circuit is electrically connected with a detection module, the detection module is electrically connected with an auxiliary battery, the detection module is electrically connected with a control module, the control module is electrically connected with a decoding module, the decoding module is electrically connected with an image processing module, the image processing module is electrically connected with a driving module, the driving module is electrically connected with a video segmentation module, and the video segmentation module is electrically connected with an LED display screen 1, an LED display screen 1 and an LED display screen n;
the surge prevention circuit is used for preventing huge impact on the control module caused by overhigh voltage at the moment of power supply of the power supply, so that the control module is damaged, and the LED display screen control system cannot normally operate;
the detection module comprises a voltage detection circuit, a current detection circuit and a temperature detection module, wherein the voltage detection circuit is used for detecting the voltage in a system circuit, the current detection circuit is used for detecting current overload in the system operation process and preventing the control module from being burnt out due to the current overload, and the temperature detection module is used for detecting the temperature in the system operation process and preventing the electronic equipment in the system from being burnt out due to overhigh temperature in the system operation process;
the image processing module comprises binary and gray level processing, RGB image processing and image enhancement and restoration, wherein the binary and gray level processing can be used for filtering and eliminating clutter and noise in an image, the RGB image processing is used for processing a color image, the image enhancement and restoration are used for restoring the image, so that the authenticity and original image performance of the image are maintained, and the image quality level of the image can be enhanced;
the driving module is used for starting the LED display screen, so that the LED display screen can normally run and display images.
2. The modular LED display screen and the control system thereof as claimed in claim 1, wherein: the auxiliary battery is used for carrying out auxiliary power supply when the voltage detection circuit detects undervoltage, the voltage of the control system can be kept in a stable operation range, and the control module is prevented from being incapable of normally operating due to undervoltage.
3. The modular LED display screen and the control system thereof as claimed in claim 1, wherein: the control module is at least provided with two groups of storage modules, wherein one group of storage modules is used for storing a program body operated by the system and decoding information of the decoding module, and the other group of storage modules is used for storing video information.
4. The modular LED display screen and the control system thereof as claimed in claim 1, wherein: the control module is provided with a plurality of groups of data interfaces, and the data interfaces are used for connecting external electronic equipment and connecting a transmission line of video information.
5. The modular LED display screen and the control system thereof as claimed in claim 1, wherein: the video segmentation is used for segmenting the inside of a complete video, the number of the segmentation parts is the same as that of the LED display screens, and the video segmentation is used for displaying and playing on different LED display screens.
6. The modular LED display screen and the control system thereof as claimed in claim 1, wherein: the LED display screen is provided with a plurality of groups, and at least three groups, so that the LED display screen can be assembled according to actual requirements.
7. The modular LED display screen and the control system thereof as claimed in claim 1, wherein: the decoding module is at least provided with three groups of decoding modes, wherein the decoding modes comprise H.262, H.263 and AVS, the H.262 is a digital video coding standard of ITU-T, the decoding module belongs to a video codec, the H.263 is mainly used in video conferences, video telephones and network videos, the H.263 has larger performance improvement than the previous video coding standard in the aspect of compressing a video source scanned line by line, the AVS is an audio-video compression coding standard established in China, and the technology adopted by a video coding part of the AVS is very similar to the H.264.
8. The modular LED display screen and the control system thereof as claimed in claim 1, wherein: in order to improve the effectiveness of the segmentation algorithm, the video segmentation adopts the information of the video image on the space and the time axis for segmentation, and the video segmentation algorithm can use the image segmentation algorithm for reference.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010338664.4A CN111369938A (en) | 2020-04-26 | 2020-04-26 | Modularized LED display screen and control system thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010338664.4A CN111369938A (en) | 2020-04-26 | 2020-04-26 | Modularized LED display screen and control system thereof |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN111369938A true CN111369938A (en) | 2020-07-03 |
Family
ID=71205537
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010338664.4A Pending CN111369938A (en) | 2020-04-26 | 2020-04-26 | Modularized LED display screen and control system thereof |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN111369938A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111857629A (en) * | 2020-07-20 | 2020-10-30 | 江苏中广泳池科技有限公司 | Water treatment and air source heat pump detection display system |
Citations (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101489034A (en) * | 2008-12-19 | 2009-07-22 | 四川虹微技术有限公司 | Method for video image noise estimation and elimination |
| CN103902972A (en) * | 2014-03-21 | 2014-07-02 | 哈尔滨工程大学 | Water surface moving platform visual system image analyzing and processing method |
| CN104318266A (en) * | 2014-10-19 | 2015-01-28 | 温州大学 | Image intelligent analysis processing early warning method |
| US20160021404A1 (en) * | 2014-07-21 | 2016-01-21 | Yuan Ze University | Method and system for transferring real-time audio/video stream |
| US20160093271A1 (en) * | 2014-09-30 | 2016-03-31 | Samsung Electronics Co., Ltd. | Media processing apparatus for multi-display system and method of operation thereof |
| CN105761230A (en) * | 2016-03-16 | 2016-07-13 | 西安电子科技大学 | Single image defogging method based on sky region segmentation processing |
| CN106251301A (en) * | 2016-07-26 | 2016-12-21 | 北京工业大学 | A kind of single image defogging method based on dark primary priori |
| CN106379187A (en) * | 2016-09-30 | 2017-02-08 | 合肥协力仪表控制技术股份有限公司 | Intelligent rapid active charging machine and charging method thereof |
| CN206884764U (en) * | 2016-09-30 | 2018-01-16 | 合肥协力仪表控制技术股份有限公司 | A kind of intelligent quickly formula charger |
| CN208208300U (en) * | 2018-05-08 | 2018-12-07 | 深圳市中科创激光技术有限公司 | LED display control system and LED flexible display screen |
-
2020
- 2020-04-26 CN CN202010338664.4A patent/CN111369938A/en active Pending
Patent Citations (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101489034A (en) * | 2008-12-19 | 2009-07-22 | 四川虹微技术有限公司 | Method for video image noise estimation and elimination |
| CN103902972A (en) * | 2014-03-21 | 2014-07-02 | 哈尔滨工程大学 | Water surface moving platform visual system image analyzing and processing method |
| US20160021404A1 (en) * | 2014-07-21 | 2016-01-21 | Yuan Ze University | Method and system for transferring real-time audio/video stream |
| US20160093271A1 (en) * | 2014-09-30 | 2016-03-31 | Samsung Electronics Co., Ltd. | Media processing apparatus for multi-display system and method of operation thereof |
| CN104318266A (en) * | 2014-10-19 | 2015-01-28 | 温州大学 | Image intelligent analysis processing early warning method |
| CN105761230A (en) * | 2016-03-16 | 2016-07-13 | 西安电子科技大学 | Single image defogging method based on sky region segmentation processing |
| CN106251301A (en) * | 2016-07-26 | 2016-12-21 | 北京工业大学 | A kind of single image defogging method based on dark primary priori |
| CN106379187A (en) * | 2016-09-30 | 2017-02-08 | 合肥协力仪表控制技术股份有限公司 | Intelligent rapid active charging machine and charging method thereof |
| CN206884764U (en) * | 2016-09-30 | 2018-01-16 | 合肥协力仪表控制技术股份有限公司 | A kind of intelligent quickly formula charger |
| CN208208300U (en) * | 2018-05-08 | 2018-12-07 | 深圳市中科创激光技术有限公司 | LED display control system and LED flexible display screen |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111857629A (en) * | 2020-07-20 | 2020-10-30 | 江苏中广泳池科技有限公司 | Water treatment and air source heat pump detection display system |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| KR100972401B1 (en) | Compression of images for computer graphics | |
| CN111698556B (en) | 8K video processing system and method for Micro LED | |
| CN1677305A (en) | Low power DVD playback in a portable computing system | |
| CN111369938A (en) | Modularized LED display screen and control system thereof | |
| CN106125367A (en) | A kind of method and device detecting Mura offset data exception | |
| CN111696477A (en) | Display control method of ultra-high definition television and 8K ultra-high definition television | |
| CN102109899A (en) | Computer, displayer, and display method of computer | |
| CN109410878A (en) | A kind of driving circuit, driving device and display device | |
| US20160133232A1 (en) | Image processing method and display apparatus | |
| CN109545136B (en) | Display energy-saving device and method | |
| CN101751057B (en) | Electronic device power supply circuit and power supply method thereof | |
| CN112289278A (en) | Screen brightness adjusting method, screen brightness adjusting device and electronic equipment | |
| CN202856834U (en) | Mobile communication terminal having automatic dropping protection function | |
| US20030146884A1 (en) | Display apparatus and error detection method thereof | |
| KR20050113500A (en) | Compression and decompression device of graphic data and therefor method | |
| CN205264220U (en) | Design system of multi -media digit sand table | |
| CN101355683B (en) | Method for automatically mapping image of wideband private wire conference television system | |
| CN106030691A (en) | Screen power-saving mode display method, device and mobile terminal | |
| CN102104712A (en) | Video data processing method, central processing unit and terminal | |
| CN110806810A (en) | Data control system based on KVM | |
| CN215529149U (en) | Emergency video recording implementation system for 15 seconds before and after collision | |
| CN209640833U (en) | A kind of matrix switcher with the monitoring of local divided frame | |
| CN214670563U (en) | Display module that display switches | |
| CN210181550U (en) | Intelligent UPS protection circuit | |
| CN108648723A (en) | Reduce method and circuit, the display screen and electric terminal of display screen power consumption |
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 | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20200703 |
|
| RJ01 | Rejection of invention patent application after publication |