CN111829614A - Forecasting system based on 4G water level video identification - Google Patents
Forecasting system based on 4G water level video identification Download PDFInfo
- Publication number
- CN111829614A CN111829614A CN202010590467.1A CN202010590467A CN111829614A CN 111829614 A CN111829614 A CN 111829614A CN 202010590467 A CN202010590467 A CN 202010590467A CN 111829614 A CN111829614 A CN 111829614A
- Authority
- CN
- China
- Prior art keywords
- module
- water level
- video
- system based
- output
- 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
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 title claims abstract description 68
- 238000012544 monitoring process Methods 0.000 claims abstract description 29
- 238000005259 measurement Methods 0.000 claims abstract description 10
- 230000005611 electricity Effects 0.000 claims description 18
- 238000012545 processing Methods 0.000 claims description 13
- 230000006855 networking Effects 0.000 claims description 11
- 238000004891 communication Methods 0.000 claims description 7
- 238000001514 detection method Methods 0.000 description 5
- 230000002159 abnormal effect Effects 0.000 description 3
- 238000010586 diagram Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000001934 delay Effects 0.000 description 1
- 230000003111 delayed effect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
Images
Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01F—MEASURING VOLUME, VOLUME FLOW, MASS FLOW OR LIQUID LEVEL; METERING BY VOLUME
- G01F23/00—Indicating or measuring liquid level or level of fluent solid material, e.g. indicating in terms of volume or indicating by means of an alarm
- G01F23/22—Indicating or measuring liquid level or level of fluent solid material, e.g. indicating in terms of volume or indicating by means of an alarm by measuring physical variables, other than linear dimensions, pressure or weight, dependent on the level to be measured, e.g. by difference of heat transfer of steam or water
- G01F23/28—Indicating or measuring liquid level or level of fluent solid material, e.g. indicating in terms of volume or indicating by means of an alarm by measuring physical variables, other than linear dimensions, pressure or weight, dependent on the level to be measured, e.g. by difference of heat transfer of steam or water by measuring the variations of parameters of electromagnetic or acoustic waves applied directly to the liquid or fluent solid material
- G01F23/284—Electromagnetic waves
- G01F23/292—Light, e.g. infrared or ultraviolet
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01F—MEASURING VOLUME, VOLUME FLOW, MASS FLOW OR LIQUID LEVEL; METERING BY VOLUME
- G01F23/00—Indicating or measuring liquid level or level of fluent solid material, e.g. indicating in terms of volume or indicating by means of an alarm
- G01F23/22—Indicating or measuring liquid level or level of fluent solid material, e.g. indicating in terms of volume or indicating by means of an alarm by measuring physical variables, other than linear dimensions, pressure or weight, dependent on the level to be measured, e.g. by difference of heat transfer of steam or water
- G01F23/28—Indicating or measuring liquid level or level of fluent solid material, e.g. indicating in terms of volume or indicating by means of an alarm by measuring physical variables, other than linear dimensions, pressure or weight, dependent on the level to be measured, e.g. by difference of heat transfer of steam or water by measuring the variations of parameters of electromagnetic or acoustic waves applied directly to the liquid or fluent solid material
- G01F23/296—Acoustic waves
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01W—METEOROLOGY
- G01W1/00—Meteorology
- G01W1/02—Instruments for indicating weather conditions by measuring two or more variables, e.g. humidity, pressure, temperature, cloud cover or wind speed
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N7/00—Television systems
- H04N7/18—Closed-circuit television [CCTV] systems, i.e. systems in which the video signal is not broadcast
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A90/00—Technologies having an indirect contribution to adaptation to climate change
- Y02A90/10—Information and communication technologies [ICT] supporting adaptation to climate change, e.g. for weather forecasting or climate simulation
Abstract
The invention discloses a forecasting system based on 4G water level video identification, which belongs to the technical field of water level monitoring and comprises a video acquisition module and a distance measurement module, wherein the output ends of the video acquisition module and the distance measurement module are electrically connected with the input end of a sorting module, and the output end of the sorting module is electrically connected with the input end of a comparison module. This forecast system based on 4G water level video identification, through setting up the range module, the video acquisition module, the rain gauge, the anemograph, analysis and prediction module and display module, range module and video acquisition module can carry out real-time supervision to the water level of monitoring point, the time of the rainy day of set simultaneously and rainfall predict the fluctuation of water level, can combine local wind speed to judge the influence of wind speed to water level monitoring simultaneously, can reduce the influence that the wind speed led to the fact the water level monitoring result to a certain extent, can predict the fluctuation of water level simultaneously, make things convenient for relevant personnel in time to take corresponding flood discharge emergency measures.
Description
Technical Field
The invention belongs to the technical field of water level monitoring, and particularly relates to a forecasting system based on 4G water level video identification.
Background
The flood disasters are increasingly complex, especially the changes of the water levels of urban riverways and park lakes in rainy seasons are difficult to accurately measure, sensors are distributed in partial areas to detect the water levels, when wind power is high, water surface fluctuation is large, the detection results of the sensors are influenced, the detection modes can only realize the detection of the water levels, the prediction and early warning of water level fluctuation are difficult to realize, and therefore precious flood discharge rescue time can be delayed.
Disclosure of Invention
Technical problem to be solved
In order to overcome the defects in the prior art, the invention provides a forecasting system based on 4G water level video identification, and solves the problems that the existing detection mode has larger errors in detection results due to wind factors, is difficult to predict water level fluctuation and possibly delays precious flood discharge rescue time.
(II) technical scheme
In order to achieve the purpose, the invention provides the following technical scheme: the utility model provides a forecast system based on 4G water level video identification, includes video acquisition module and range finding module, the output of video acquisition module and range finding module all is connected with the input electricity of arrangement module, the output of arrangement module is connected with the input electricity of comparison module, the output of comparison module is connected with the input electricity of analysis prediction module, the input of analysis prediction module is connected with the output electricity of anemometer and pluviometer, the output of analysis prediction module is connected with the input electricity of judging module, the output of judging module is connected with 4G network communication module's input electricity, 4G network communication module's output is connected with central processing unit's input electricity, central processing unit's output is connected with alarm module, display module and mobile terminal's input electricity.
As a further scheme of the invention: the output end of the judgment module is electrically connected with the input end of the database, the output end of the database is electrically connected with the input end of the analysis and prediction module, the database stores the monitoring data and the weather data, and the historical records stored in the past can be conveniently provided for the judgment module to serve as data support.
As a further scheme of the invention: the input of rain gauge and anemometer all is connected with the input electricity of networking module, the networking module is convenient learns real-time weather information from the information that meteorological office published, the rain gauge can carry out accurate measurement to the rainfall, the anemometer is convenient to be measured the wind speed.
As a further scheme of the invention: the video acquisition module comprises a camera, a video sensor and a video processor, the camera acquires water level information of a monitoring position in time, the video sensor is used for converting video pictures into digital information, and the video processor is used for receiving and processing video data acquired by the video sensor.
As a further scheme of the invention: the input end of the arranging module is electrically connected with the output end of the positioning module, the positioning module can timely transmit the position information of the monitoring point to the central processing unit, the distance measuring module can timely monitor the water level of the monitoring point, and the information of the video collecting module is combined to enable the monitoring result to be more objective and accurate.
As a further scheme of the invention: the analysis and prediction module can obtain the result of the estimated rainfall duration and rainfall by combining the data of the rain gauge and the networking module, judge the final position of the water level by combining the result and transmit the prediction result to the display module, so that the staff can conveniently and timely make response treatment.
As a further scheme of the invention: the anemometer can measure real-time wind speed, the water level measurement result can be conveniently and finally judged by combining the wind speed, and the influence of water surface fluctuation caused by large wind speed on the water level monitoring precision is reduced.
(III) advantageous effects
Compared with the prior art, the invention has the beneficial effects that:
1. this forecast system based on 4G water level video identification, through setting up the range module, the video acquisition module, the rain gauge, the anemograph, analysis and prediction module and display module, range module and video acquisition module can carry out real-time supervision to the water level of monitoring point, the time of the rainy day of set simultaneously and rainfall predict the fluctuation of water level, can combine local wind speed to judge the influence of wind speed to water level monitoring simultaneously, can reduce the influence that the wind speed led to the fact the water level monitoring result to a certain extent, can predict the fluctuation of water level simultaneously, make things convenient for relevant personnel in time to take corresponding flood discharge emergency measures.
2. This survey and report system based on 4G water level video identification through setting up orientation module, convenient timely definite water level appears unusual monitoring point, makes things convenient for relevant personnel in time to catch up to the scene and takes corresponding measure, can guarantee the timely accurate processing of water level abnormal phenomenon to a certain extent.
3. This forecast system based on 4G water level video identification through setting up networking module, can combine the meteorological data that meteorological office published in real time, comparatively accurate gathers data such as rain and wind speed, can guarantee to a certain extent that the accurate nature of prediction result is more ideal.
Drawings
FIG. 1 is a schematic diagram of the system connection of the present invention;
fig. 2 is a schematic structural diagram of a video capture module according to the present invention.
Detailed Description
The technical solution of the present patent will be described in further detail with reference to the following embodiments.
As shown in fig. 1-2, the present invention provides a technical solution: a measuring and forecasting system based on 4G water level video identification comprises a video acquisition module and a distance measuring module, wherein the output ends of the video acquisition module and the distance measuring module are electrically connected with the input end of a sorting module, the output end of the sorting module is electrically connected with the input end of a comparison module, the output end of the comparison module is electrically connected with the input end of an analysis and prediction module, the input end of the analysis and prediction module is electrically connected with the output ends of an anemometer and a pluviometer, the output end of the analysis and prediction module is electrically connected with the input end of a judgment module, the output end of the judgment module is electrically connected with the input end of a 4G network communication module, the output end of the 4G network communication module is electrically connected with the input end of a central processing unit, the output end of the central processing unit is electrically connected with the input ends of an alarm module, through setting up alarm module, the alarm mode is warning light and buzzer.
Specifically, as shown in fig. 1, the output end of the judgment module is electrically connected with the input end of the database, the output end of the database is electrically connected with the input end of the analysis prediction module, the database stores the monitoring data and the weather data, so that the history records stored in the past can be conveniently provided for the judgment module as data support, the input ends of the rain gauge and the anemometer are electrically connected with the input end of the networking module, the networking module can conveniently obtain real-time weather information from information issued by a weather bureau, the rain gauge can accurately measure the rain amount, the anemometer can conveniently measure the wind speed, the input end of the sorting module is electrically connected with the output end of the positioning module, the positioning module can timely transmit the position information of the monitoring point to the central processing unit, and by arranging the positioning module, the abnormal monitoring point of the water level can be conveniently and timely determined, and relevant personnel can conveniently rush to the site to, the device can ensure timely and accurate treatment of the water level abnormal phenomenon to a certain extent, the distance measurement module can timely monitor the water level of a monitoring point, the distance measurement module can adopt a sound wave distance meter or a laser distance meter, the distance measurement module can measure the water level, the water level information can be comprehensively and objectively collected by combining the water level information collected by the video collection module, misjudgment caused by data error of a certain party is prevented, the monitoring result is more objective and accurate by combining the information of the video collection module, the analysis and prediction module can combine the data of the rain gauge and the networking module to obtain the result of predicting the rain duration and the rain amount, the final position of the water level is judged by combining the result, the prediction result is transmitted to the display module, a worker can timely make response treatment, the anemometer can measure the real-time wind speed, and the water level measurement result is finally judged by combining the wind speed, the influence of the water surface fluctuation caused by large wind speed on the water level monitoring precision is reduced.
Specifically, as shown in fig. 2, the video capture module includes a camera, a video sensor and a video processor, the camera captures water level information of the monitored location in time, the video sensor is used to convert video pictures into digital information, and the video processor is used to receive and process video data captured by the video sensor.
The working principle of the invention is as follows:
s1, after the video acquisition module and the ranging module finish the acquisition of the water level data of the monitoring point, the data are transmitted to the arrangement module by combining the position information in the positioning module, the arrangement module arranges the data into a corresponding format and then transmits the data to the comparison module, and the comparison module compares the data with a preset water level safety range to obtain a result;
s2, simultaneously measuring the real-time rainfall and the wind speed by the rain gauge and the anemometer, obtaining meteorological data issued by a meteorological bureau in real time by combining a networking module, transmitting the data and a comparison result to an analysis and prediction module, analyzing the probability of water level fluctuation caused by the wind speed by the analysis and prediction module, and simultaneously predicting the fluctuation of the water level by combining the rainfall and the meteorological data;
s3, judging whether the water level monitoring result exceeds the water level safety range through the judging module, transmitting the corresponding result to the central processing unit and the display module through the 4G network communication module, and checking the relevant data of the water level through the display module by the staff at the moment.
In the description of the present invention, it should be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood by those of ordinary skill in the art through specific situations.
Although the preferred embodiments of the present patent have been described in detail, the present patent is not limited to the above embodiments, and various changes can be made without departing from the spirit of the present patent within the knowledge of those skilled in the art.
Claims (7)
1. The utility model provides a forecast system based on 4G water level video identification, includes video acquisition module and range finding module, its characterized in that: the output of video acquisition module and range finding module all is connected with the input electricity of arrangement module, the output of arrangement module is connected with the input electricity of comparison module, the output of comparison module is connected with analysis prediction module's input electricity, analysis prediction module's input is connected with anemograph and pluviometer's output electricity, analysis prediction module's output is connected with the input electricity of judging module, the output of judging module is connected with 4G network communication module's input electricity, 4G network communication module's output is connected with central processing unit's input electricity, central processing unit's output is connected with alarm module, display module and mobile terminal's input electricity.
2. The forecasting system based on 4G water level video identification according to claim 1, characterized in that: the output end of the judgment module is electrically connected with the input end of the database, the output end of the database is electrically connected with the input end of the analysis and prediction module, the database stores the monitoring data and the weather data, and the historical records stored in the past can be conveniently provided for the judgment module to serve as data support.
3. The forecasting system based on 4G water level video identification according to claim 1, characterized in that: the input of rain gauge and anemometer all is connected with the input electricity of networking module, the networking module is convenient learns real-time weather information from the information that meteorological office published, the rain gauge can carry out accurate measurement to the rainfall, the anemometer is convenient to be measured the wind speed.
4. The forecasting system based on 4G water level video identification according to claim 1, characterized in that: the video acquisition module comprises a camera, a video sensor and a video processor, the camera acquires water level information of a monitoring position in time, the video sensor is used for converting video pictures into digital information, and the video processor is used for receiving and processing video data acquired by the video sensor.
5. The forecasting system based on 4G water level video identification according to claim 1, characterized in that: the input end of the arranging module is electrically connected with the output end of the positioning module, the positioning module can timely transmit the position information of the monitoring point to the central processing unit, the distance measuring module can timely monitor the water level of the monitoring point, and the information of the video collecting module is combined to enable the monitoring result to be more objective and accurate.
6. The forecasting system based on 4G water level video identification is characterized in that: the analysis and prediction module can obtain the result of the estimated rainfall duration and rainfall by combining the data of the rain gauge and the networking module, judge the final position of the water level by combining the result and transmit the prediction result to the display module, so that the staff can conveniently and timely make response treatment.
7. The forecasting system based on 4G water level video identification according to claim 1, characterized in that: the anemometer can measure real-time wind speed, the water level measurement result can be conveniently and finally judged by combining the wind speed, and the influence of water surface fluctuation caused by large wind speed on the water level monitoring precision is reduced.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010590467.1A CN111829614A (en) | 2020-06-24 | 2020-06-24 | Forecasting system based on 4G water level video identification |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010590467.1A CN111829614A (en) | 2020-06-24 | 2020-06-24 | Forecasting system based on 4G water level video identification |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN111829614A true CN111829614A (en) | 2020-10-27 |
Family
ID=72899032
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010590467.1A Pending CN111829614A (en) | 2020-06-24 | 2020-06-24 | Forecasting system based on 4G water level video identification |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN111829614A (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112857505A (en) * | 2021-02-23 | 2021-05-28 | 长江水利委员会水文局 | Emergency measurement method for whole process of rapid fluctuation water level |
| CN113030223A (en) * | 2021-03-04 | 2021-06-25 | 武汉巨正环保科技有限公司 | Quick on-line monitoring system of COD electrochemistry |
| CN117185376A (en) * | 2023-09-12 | 2023-12-08 | 河北省水利工程局集团有限公司 | River course's treatment system |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105139603A (en) * | 2015-07-24 | 2015-12-09 | 华中科技大学无锡研究院 | Intelligent urban water accumulation monitoring and early warning system |
| CN106600904A (en) * | 2017-02-23 | 2017-04-26 | 武汉世纪水元科技股份有限公司 | An intelligent broadcast early warning system for river disasters |
| CN107748228A (en) * | 2017-09-29 | 2018-03-02 | 成都万江港利科技股份有限公司 | A kind of emergency commading system for responding early-warning and predicting |
| CN108036824A (en) * | 2017-12-26 | 2018-05-15 | 重庆多邦科技股份有限公司 | A kind of sponge city monitoring terminal |
| CN208171330U (en) * | 2018-05-02 | 2018-11-30 | 江苏鸿信系统集成有限公司 | A kind of water conservancy information processing system based on Internet of Things |
| CN109341806A (en) * | 2018-11-23 | 2019-02-15 | 中国农业科学院农田灌溉研究所 | Southern protective embankments in lakeside areas area damage caused by waterlogging multi-parameter early warning system |
| KR102043999B1 (en) * | 2019-04-22 | 2019-11-12 | (주)미래로택 | Brainy remote terminal unit for flood forecast/warning and rainfall prediction method and fire/inundation related alarm transmission method using the same |
-
2020
- 2020-06-24 CN CN202010590467.1A patent/CN111829614A/en active Pending
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105139603A (en) * | 2015-07-24 | 2015-12-09 | 华中科技大学无锡研究院 | Intelligent urban water accumulation monitoring and early warning system |
| CN106600904A (en) * | 2017-02-23 | 2017-04-26 | 武汉世纪水元科技股份有限公司 | An intelligent broadcast early warning system for river disasters |
| CN107748228A (en) * | 2017-09-29 | 2018-03-02 | 成都万江港利科技股份有限公司 | A kind of emergency commading system for responding early-warning and predicting |
| CN108036824A (en) * | 2017-12-26 | 2018-05-15 | 重庆多邦科技股份有限公司 | A kind of sponge city monitoring terminal |
| CN208171330U (en) * | 2018-05-02 | 2018-11-30 | 江苏鸿信系统集成有限公司 | A kind of water conservancy information processing system based on Internet of Things |
| CN109341806A (en) * | 2018-11-23 | 2019-02-15 | 中国农业科学院农田灌溉研究所 | Southern protective embankments in lakeside areas area damage caused by waterlogging multi-parameter early warning system |
| KR102043999B1 (en) * | 2019-04-22 | 2019-11-12 | (주)미래로택 | Brainy remote terminal unit for flood forecast/warning and rainfall prediction method and fire/inundation related alarm transmission method using the same |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112857505A (en) * | 2021-02-23 | 2021-05-28 | 长江水利委员会水文局 | Emergency measurement method for whole process of rapid fluctuation water level |
| CN112857505B (en) * | 2021-02-23 | 2022-05-27 | 长江水利委员会水文局 | Emergency measurement method for whole process of rapid fluctuation water level |
| CN113030223A (en) * | 2021-03-04 | 2021-06-25 | 武汉巨正环保科技有限公司 | Quick on-line monitoring system of COD electrochemistry |
| CN117185376A (en) * | 2023-09-12 | 2023-12-08 | 河北省水利工程局集团有限公司 | River course's treatment system |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN208254531U (en) | A kind of building safety monitoring and acquisition system based on Internet of Things big data | |
| CN111829614A (en) | Forecasting system based on 4G water level video identification | |
| CN103528532B (en) | A kind of rail offset method for automatic measurement and device | |
| CN104267374A (en) | Online detecting and state assessing system of metering device | |
| CN108599724A (en) | A kind of photovoltaic module on-line monitoring system and monitoring method | |
| CN204758751U (en) | Power line's trouble supervisory equipment | |
| CN110930048A (en) | Crop drought risk assessment system and method based on disaster mechanism process | |
| CN108732645A (en) | A kind of automatic wind measuring system and method with abnormal data warning function | |
| CN114689994A (en) | System and method for online positioning and monitoring fault of transmission line | |
| CN102759380A (en) | On-line safety monitoring system for tailings ponds | |
| CN109000714A (en) | It is a kind of based on the pollution source monitoring system acquired in real time | |
| CN110011864B (en) | High-speed railway contact net safety state monitoring method | |
| CN110736502A (en) | Icing monitoring and early warning system and method based on multi-information fusion | |
| CN205175954U (en) | Quality of water multi -parameter on -line monitoring device | |
| CN208172857U (en) | A kind of Meteorological Risk Analysis early warning system of urban waterlogging disaster | |
| CN213423494U (en) | Household meteorological early warning observation system based on cloud server | |
| CN108803422A (en) | A kind of control system for height of water level monitoring | |
| CN202734866U (en) | On-line safety monitoring system for tailings ponds | |
| CN112415927B (en) | Monitoring system for photoelectric gap of point switch | |
| CN109283907A (en) | Video signal integral electrical production water drainage automatic checkout system and its method | |
| CN211317464U (en) | Water level monitoring device | |
| CN210488276U (en) | Track interval ponding detection alarm device | |
| CN208013748U (en) | A kind of bridge pier matrix perils detecting system based on technology of Internet of things | |
| CN106371153A (en) | Unattended small automatic weather station | |
| CN109540265A (en) | A kind of pumping plant water level automatic monitoring equipment and its collecting method |
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 | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20201027 |