CN112307929A - Get-off reminding device and method and storage medium - Google Patents
Get-off reminding device and method and storage medium Download PDFInfo
- Publication number
- CN112307929A CN112307929A CN202011155156.9A CN202011155156A CN112307929A CN 112307929 A CN112307929 A CN 112307929A CN 202011155156 A CN202011155156 A CN 202011155156A CN 112307929 A CN112307929 A CN 112307929A
- Authority
- CN
- China
- Prior art keywords
- getting
- station
- users
- people
- reminding
- 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.)
- Withdrawn
Links
Images
Classifications
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06V—IMAGE OR VIDEO RECOGNITION OR UNDERSTANDING
- G06V20/00—Scenes; Scene-specific elements
- G06V20/50—Context or environment of the image
- G06V20/52—Surveillance or monitoring of activities, e.g. for recognising suspicious objects
- G06V20/53—Recognition of crowd images, e.g. recognition of crowd congestion
-
- G—PHYSICS
- G08—SIGNALLING
- G08B—SIGNALLING OR CALLING SYSTEMS; ORDER TELEGRAPHS; ALARM SYSTEMS
- G08B21/00—Alarms responsive to a single specified undesired or abnormal condition and not otherwise provided for
- G08B21/18—Status alarms
- G08B21/24—Reminder alarms, e.g. anti-loss alarms
-
- G—PHYSICS
- G08—SIGNALLING
- G08G—TRAFFIC CONTROL SYSTEMS
- G08G1/00—Traffic control systems for road vehicles
- G08G1/123—Traffic control systems for road vehicles indicating the position of vehicles, e.g. scheduled vehicles; Managing passenger vehicles circulating according to a fixed timetable, e.g. buses, trains, trams
- G08G1/133—Traffic control systems for road vehicles indicating the position of vehicles, e.g. scheduled vehicles; Managing passenger vehicles circulating according to a fixed timetable, e.g. buses, trains, trams within the vehicle ; Indicators inside the vehicles or at stops
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L67/00—Network arrangements or protocols for supporting network services or applications
- H04L67/01—Protocols
Landscapes
- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Theoretical Computer Science (AREA)
- Signal Processing (AREA)
- Multimedia (AREA)
- Computer Networks & Wireless Communication (AREA)
- Business, Economics & Management (AREA)
- Emergency Management (AREA)
- Radar, Positioning & Navigation (AREA)
- Remote Sensing (AREA)
- Alarm Systems (AREA)
- Traffic Control Systems (AREA)
- Emergency Alarm Devices (AREA)
Abstract
The invention provides a get-off reminding device, a method and a storage medium, comprising the following steps: mobile client and server: the mobile client is used for being connected with the plurality of user intelligent devices respectively and acquiring the arrival information of the plurality of users and the number of the users; the server is used for counting the number of the users according to the arrival information of the users to obtain the arrival number of the users, and each station corresponds to one arrival number of the users; and the system is also used for obtaining the getting-off video image from the camera equipment arranged at the getting-off door when the station is reached, and counting the number of people getting-off from the getting-off video image to obtain the number of people getting-off. The invention reduces the burden of a driver, realizes more intelligent reminding, and simultaneously avoids the situation that some passengers immersed in sleeping or terminal entertainment ignore the calling reminding of the driver, thereby causing the contradiction between the passengers and the driver caused by the passengers sitting and standing, and eliminating the hidden danger of public safety.
Description
Technical Field
The invention mainly relates to the technical field of intelligent buses, in particular to a getting-off reminding device, a method and a storage medium.
Background
At present, in order to avoid that the user misses the get-off station, the driver usually inquires through a loudspeaker in the vehicle so as to remind the user of getting-off. However, this method not only burdens the driver, but also causes some passengers immersed in sleeping or terminal entertainment to ignore the calling reminding of the driver, thereby causing the contradiction between the passenger and the driver caused by the passenger sitting and standing, and bringing hidden danger to public safety.
Disclosure of Invention
The invention aims to solve the technical problem of the prior art and provides a get-off reminding device, a method and a storage medium.
The technical scheme for solving the technical problems is as follows: a get-off reminding device comprises a mobile client and a server:
the mobile client is used for being connected with a plurality of user intelligent devices respectively and acquiring the arrival information of a plurality of users and the number of the users;
the server is used for counting the number of the users according to the user arrival information to obtain the number of the users arriving at the station, and each station corresponds to one user arrival number;
the system is also used for obtaining a get-off video image from the camera equipment arranged at the get-off door when the station is reached, and counting the number of people getting off the vehicle from the get-off video image to obtain the number of people getting off the vehicle;
and the system is also used for judging the number of the users arriving at the station corresponding to the station according to the number of the people getting off the vehicle to obtain a judgment result and reminding according to the judgment result.
Another technical solution of the present invention for solving the above technical problems is as follows: a get-off reminding method comprises the following steps:
the system is connected with a plurality of user intelligent devices respectively, and a plurality of user arrival information and a plurality of user number are obtained;
counting the number of the users according to the user arrival information to obtain the number of the users arriving at the station, wherein each station corresponds to one user arrival number;
when the station is reached, acquiring a get-off video image from camera equipment arranged at a get-off door, and counting the number of people getting off from the get-off video image to obtain the number of people getting off;
and judging the number of the users corresponding to the station according to the number of the people getting off the vehicle to obtain a judgment result, and reminding according to the judgment result.
Another technical solution of the present invention for solving the above technical problems is as follows: the get-off reminding device comprises a memory, a processor and a computer program which is stored in the memory and can run on the processor, and when the processor executes the computer program, the get-off reminding method is realized.
Another technical solution of the present invention for solving the above technical problems is as follows: a computer-readable storage medium, which stores a computer program that, when executed by a processor, implements a get-off reminder method as described above.
The invention has the beneficial effects that: the method comprises the steps that a mobile client is respectively connected with a plurality of user intelligent devices and obtains a plurality of user arrival information and a plurality of user number, a server counts the number of the user arrival information to obtain the arrival number of a plurality of users according to the arrival information of each user, each station corresponds to one user arrival number, when the station arrives, a get-off video image is obtained from a camera device arranged at a get-off door, the number of the user who gets off is counted to obtain the get-off number of the get-off video image, a judgment result is obtained according to the number of the user who gets off to the station corresponding to the station, and the reminding is carried out according to the judgment result, so that the burden of a driver is relieved, the reminding is more intelligent, meanwhile, the situation that some passengers immersed in sleep or terminal entertainment ignore the shouting reminding of the driver is avoided, and the contradiction between the passenger and the driver caused by the passenger who sits on the station is avoided, the hidden danger of public safety is eliminated.
Drawings
Fig. 1 is a block diagram of a get-off reminding device according to an embodiment of the present invention;
fig. 2 is a schematic flow chart of a get-off reminding method according to an embodiment of the present invention.
Detailed Description
The principles and features of this invention are described below in conjunction with the following drawings, which are set forth by way of illustration only and are not intended to limit the scope of the invention.
Fig. 1 is a block diagram of a get-off reminding device according to an embodiment of the present invention.
As shown in fig. 1, a get-off reminding device includes a mobile client and a server:
the mobile client is used for being connected with a plurality of user intelligent devices respectively and acquiring the arrival information of a plurality of users and the number of the users;
the server is used for counting the number of the users according to the user arrival information to obtain the number of the users arriving at the station, and each station corresponds to one user arrival number;
the system is also used for obtaining a get-off video image from the camera equipment arranged at the get-off door when the station is reached, and counting the number of people getting off the vehicle from the get-off video image to obtain the number of people getting off the vehicle;
and the system is also used for judging the number of the users arriving at the station corresponding to the station according to the number of the people getting off the vehicle to obtain a judgment result and reminding according to the judgment result.
Preferably, the image pickup apparatus may be a high definition camera.
It should be understood that the connection is a wireless connection.
It should be understood that, firstly, wireless connection is respectively carried out with a plurality of the user intelligent devices, and after connection, a filling form is respectively sent to the users for filling, wherein the filling form comprises the arrival information and the number of the users.
In the above embodiment, the mobile client is respectively connected with the plurality of user intelligent devices and obtains a plurality of user arrival information and a plurality of user numbers, the server counts the number of the user numbers according to the user arrival information to obtain the arrival number of the plurality of users, each station corresponds to the arrival number of one user, when the station arrives, the get-off video image is obtained from the camera device arranged at the get-off door, the get-off number is counted from the get-off video image to obtain the get-off number, the judgment result is obtained according to the number of the get-off number corresponding to the station, and the reminding is performed according to the judgment result, so that the burden of the driver is reduced, the reminding is performed more intelligently, meanwhile, the situation that some passengers immersed in sleep or terminal entertainment ignore the shout reminding of the driver is avoided, and the contradiction between the passenger and the driver caused by the passenger sitting at the station is avoided, the hidden danger of public safety is eliminated.
Optionally, as an embodiment of the present invention, the server is specifically configured to:
obtaining a get-off video image from an image pickup apparatus provided at a lower door;
carrying out pedestrian detection on the get-off video image to obtain a plurality of pieces of pedestrian image information;
and counting the number of the pedestrians according to the plurality of image information of the pedestrians to obtain the number of the getting-off passengers.
It should be understood that Pedestrian Detection (Pedestrian Detection) is the use of computer vision techniques to determine whether a Pedestrian is present in an image or video sequence and to give accurate positioning. The technology can be combined with technologies such as pedestrian tracking and pedestrian re-identification, and is applied to the fields of artificial intelligence systems, vehicle driving assistance systems, intelligent robots, intelligent video monitoring, human body behavior analysis, intelligent transportation and the like.
In the above embodiment, pedestrian to getting off video image detects and obtains a plurality of pedestrian image information, the number statistics to getting off of a plurality of pedestrian image information obtains the number of getting off, the number of getting off that can be more intelligent, the burden of driver itself has been alleviateed, more intelligent warning, some passengers who have avoided immersing in sleep or terminal amusement simultaneously ignore the warning of shouting of driver, thereby the conflict of passenger and driver because of the passenger that leads to of sitting the station that causes has eliminated public safety's hidden danger.
Optionally, as an embodiment of the present invention, the server is specifically configured to:
when the number of the people getting off the bus is smaller than the number of the users getting on the bus corresponding to the station, calculating a difference value according to the number of the users getting on the bus and the number of the people getting off the bus to obtain the number of the people not getting off the bus, and reminding the number of the people not getting off the bus through a loudspeaker arranged in the bus; and when the number of getting-off people is larger than the number of the users arriving at the station corresponding to the station, alarming and reminding are carried out through the loudspeaker.
It should be understood that through the reminding of the number of people who do not get off, people can easily respond whether the people are the people who need to get off or not.
Specifically, when the number of people getting off is smaller than the number of the users arriving at the station corresponding to the station, the getting-off door is in an open state until the number of people getting off is equal to the number of the users arriving at the station.
In the above embodiment, when the number of people getting off is less than the number of users arriving at the station corresponding to the station, the number of people not getting off is calculated according to the difference between the number of users arriving at the station and the number of people getting off, and the number of people not getting off is reminded through a loudspeaker arranged in the vehicle; when the number of people getting off is greater than the number of users corresponding to the station, the warning is carried out through the loudspeaker, the burden of a driver is relieved, the warning is carried out intelligently, meanwhile, the situation that some passengers immersed in sleeping or terminal entertainment ignore the calling warning of the driver is avoided, and therefore the contradiction between the passengers and the driver caused by the passengers getting on the station is eliminated.
Optionally, as an embodiment of the present invention, the server further includes a face comparison unit, and the face comparison unit is configured to:
carrying out face recognition on the get-off video image to obtain a plurality of face images;
and respectively verifying the plurality of face images according to the face images prestored in the national evasion list information base, and if the verification is successful, sending the getting-off position and the verification result to a specified terminal.
In the embodiment, the multiple face images are obtained by face recognition of the get-off video image, the multiple face images are verified respectively according to the face images prestored in the national evasion list information base, if the verification is successful, the get-off position and the verification result are sent to the appointed terminal, the bus can be monitored and deployed, and ways for the police to find missing people and evades are increased.
Fig. 2 is a schematic flow chart of a get-off reminding method according to an embodiment of the present invention.
Optionally, as another embodiment of the present invention, as shown in fig. 2, a get-off reminding method includes:
the system is connected with a plurality of user intelligent devices respectively, and a plurality of user arrival information and a plurality of user number are obtained;
counting the number of the users according to the user arrival information to obtain the number of the users arriving at the station, wherein each station corresponds to one user arrival number;
when the station is reached, acquiring a get-off video image from camera equipment arranged at a get-off door, and counting the number of people getting off from the get-off video image to obtain the number of people getting off;
and judging the number of the users corresponding to the station according to the number of the people getting off the vehicle to obtain a judgment result, and reminding according to the judgment result.
Optionally, as an embodiment of the present invention, when the station is reached, the obtaining a get-off video image from an image capturing device disposed at a get-off door, and performing statistics on the number of people getting-off from the get-off video image, and the obtaining the number of people getting-off includes:
obtaining a get-off video image from an image pickup apparatus provided at a lower door;
carrying out pedestrian detection on the get-off video image to obtain a plurality of pieces of pedestrian image information;
and counting the number of the pedestrians according to the plurality of image information of the pedestrians to obtain the number of the getting-off passengers.
Optionally, as an embodiment of the present invention, the determining, according to the number of the passengers getting off, the number of the passengers arriving at the station corresponding to the station to obtain a determination result, and the reminding according to the determination result includes:
when the number of the people getting off the bus is smaller than the number of the users getting on the bus corresponding to the station, calculating a difference value according to the number of the users getting on the bus and the number of the people getting off the bus to obtain the number of the people not getting off the bus, and reminding the number of the people not getting off the bus through a loudspeaker arranged in the bus; and when the number of getting-off people is larger than the number of the users arriving at the station corresponding to the station, alarming and reminding are carried out through the loudspeaker.
Optionally, as an embodiment of the present invention, the server further includes a face comparison unit, and the face comparison unit is configured to:
carrying out face recognition on the get-off video image to obtain a plurality of face images;
and respectively verifying the plurality of face images according to the face images prestored in the national evasion list information base, and if the verification is successful, sending the getting-off position and the verification result to a specified terminal.
Optionally, another embodiment of the present invention provides an getting-off reminding device, which includes a memory, a processor, and a computer program stored in the memory and executable on the processor, and when the processor executes the computer program, the getting-off reminding method is implemented as described above. The device may be a computer or the like.
Alternatively, another embodiment of the present invention provides a computer-readable storage medium, which stores a computer program, and when the computer program is executed by a processor, the computer program implements the get-off reminding method as described above.
It is clear to those skilled in the art that, for convenience and brevity of description, the specific working processes of the above-described apparatuses and units may refer to the corresponding processes in the foregoing method embodiments, and are not described herein again.
In the several embodiments provided in the present application, it should be understood that the disclosed apparatus and method may be implemented in other ways. For example, the above-described apparatus embodiments are merely illustrative, and for example, a division of a unit is merely a logical division, and an actual implementation may have another division, for example, a plurality of units or components may be combined or integrated into another system, or some features may be omitted, or not executed.
Units described as separate parts may or may not be physically separate, and parts displayed as units may or may not be physical units, may be located in one place, or may be distributed on a plurality of network units. Some or all of the units can be selected according to actual needs to achieve the purpose of the solution of the embodiment of the present invention.
In addition, functional units in the embodiments of the present invention may be integrated into one processing unit, or each unit may exist alone physically, or two or more units are integrated into one unit. The integrated unit can be realized in a form of hardware, and can also be realized in a form of a software functional unit.
The integrated unit, if implemented in the form of a software functional unit and sold or used as a stand-alone product, may be stored in a computer readable storage medium. It will be understood that the technical solution of the present invention essentially contributes to the prior art, or all or part of the technical solution can be embodied in the form of a software product stored in a storage medium and including instructions for causing a computer device (which may be a personal computer, a server, or a network device) to execute all or part of the steps of the method according to the embodiments of the present invention. And the aforementioned storage medium includes: a U-disk, a removable hard disk, a Read-Only Memory (ROM), a Random Access Memory (RAM), a magnetic disk or an optical disk, and other various media capable of storing program codes.
While the invention has been described with reference to specific embodiments, it will be understood by those skilled in the art that various changes in form and details may be made therein without departing from the spirit and scope of the invention as defined by the appended claims. Therefore, the protection scope of the present invention shall be subject to the protection scope of the claims.
Claims (10)
1. The get-off reminding device is characterized by comprising a mobile client and a server:
the mobile client is used for being connected with a plurality of user intelligent devices respectively and acquiring the arrival information of a plurality of users and the number of the users;
the server is used for counting the number of the users according to the user arrival information to obtain the number of the users arriving at the station, and each station corresponds to one user arrival number;
the system is also used for obtaining a get-off video image from the camera equipment arranged at the get-off door when the station is reached, and counting the number of people getting off the vehicle from the get-off video image to obtain the number of people getting off the vehicle;
and the system is also used for judging the number of the users arriving at the station corresponding to the station according to the number of the people getting off the vehicle to obtain a judgment result and reminding according to the judgment result.
2. The get-off reminding device according to claim 1, wherein the server is specifically configured to:
obtaining a get-off video image from an image pickup apparatus provided at a lower door;
carrying out pedestrian detection on the get-off video image to obtain a plurality of pieces of pedestrian image information;
and counting the number of the pedestrians according to the plurality of image information of the pedestrians to obtain the number of the getting-off passengers.
3. The get-off reminding device according to claim 1, wherein the server is specifically configured to:
when the number of the people getting off the bus is smaller than the number of the users getting on the bus corresponding to the station, calculating a difference value according to the number of the users getting on the bus and the number of the people getting off the bus to obtain the number of the people not getting off the bus, and reminding the number of the people not getting off the bus through a loudspeaker arranged in the bus; and when the number of getting-off people is larger than the number of the users arriving at the station corresponding to the station, alarming and reminding are carried out through the loudspeaker.
4. The get-off reminding device according to claim 1, wherein the server further comprises a face comparison unit, the face comparison unit is configured to:
carrying out face recognition on the get-off video image to obtain a plurality of face images;
and respectively verifying the plurality of face images according to the face images prestored in the national evasion list information base, and if the verification is successful, sending the getting-off position and the verification result to a specified terminal.
5. A get-off reminding method is characterized by comprising the following steps:
the system is connected with a plurality of user intelligent devices respectively, and a plurality of user arrival information and a plurality of user number are obtained;
counting the number of the users according to the user arrival information to obtain the number of the users arriving at the station, wherein each station corresponds to one user arrival number;
when the station is reached, acquiring a get-off video image from camera equipment arranged at a get-off door, and counting the number of people getting off from the get-off video image to obtain the number of people getting off;
and judging the number of the users corresponding to the station according to the number of the people getting off the vehicle to obtain a judgment result, and reminding according to the judgment result.
6. The getting-off reminding method according to claim 5, wherein when the station is reached, the getting-off video image is obtained from the camera device arranged at the getting-off door, and the getting-off video image is subjected to the statistics of the number of people getting-off, and the process of obtaining the number of people getting-off comprises the following steps:
obtaining a get-off video image from an image pickup apparatus provided at a lower door;
carrying out pedestrian detection on the get-off video image to obtain a plurality of pieces of pedestrian image information;
and counting the number of the pedestrians according to the plurality of image information of the pedestrians to obtain the number of the getting-off passengers.
7. The getting-off reminding method according to claim 5, wherein the step of judging the number of the users arriving at the station corresponding to the station according to the number of the people getting off to obtain a judgment result and reminding according to the judgment result comprises the following steps:
when the number of the people getting off the bus is smaller than the number of the users getting on the bus corresponding to the station, calculating a difference value according to the number of the users getting on the bus and the number of the people getting off the bus to obtain the number of the people not getting off the bus, and reminding the number of the people not getting off the bus through a loudspeaker arranged in the bus; and when the number of getting-off people is larger than the number of the users arriving at the station corresponding to the station, alarming and reminding are carried out through the loudspeaker.
8. The getting-off reminding method according to claim 5, further comprising comparing the face images, wherein the comparing process of the face images comprises:
carrying out face recognition on the get-off video image to obtain a plurality of face images;
and respectively verifying the plurality of face images according to the face images prestored in the national evasion list information base, and if the verification is successful, sending the getting-off position and the verification result to a specified terminal.
9. An alighting reminding apparatus comprising a memory, a processor and a computer program stored in the memory and operable on the processor, wherein the processor, when executing the computer program, implements the alighting reminding method as claimed in any one of claims 5 to 8.
10. A computer-readable storage medium, which stores a computer program, wherein the computer program, when executed by a processor, implements the get-off reminding method according to any one of claims 5 to 8.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011155156.9A CN112307929A (en) | 2020-10-26 | 2020-10-26 | Get-off reminding device and method and storage medium |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011155156.9A CN112307929A (en) | 2020-10-26 | 2020-10-26 | Get-off reminding device and method and storage medium |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN112307929A true CN112307929A (en) | 2021-02-02 |
Family
ID=74330787
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202011155156.9A Withdrawn CN112307929A (en) | 2020-10-26 | 2020-10-26 | Get-off reminding device and method and storage medium |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN112307929A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113299106A (en) * | 2021-04-27 | 2021-08-24 | 华录智达科技股份有限公司 | Bus arrival time prediction system based on Internet of things |
-
2020
- 2020-10-26 CN CN202011155156.9A patent/CN112307929A/en not_active Withdrawn
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113299106A (en) * | 2021-04-27 | 2021-08-24 | 华录智达科技股份有限公司 | Bus arrival time prediction system based on Internet of things |
| CN113299106B (en) * | 2021-04-27 | 2022-07-08 | 华录智达科技股份有限公司 | Bus arrival time prediction system based on Internet of things |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN107817714B (en) | Passenger monitoring system and method | |
| CN108454567B (en) | Object detection for a vehicle | |
| US20180074494A1 (en) | Passenger tracking systems and methods | |
| US20180075565A1 (en) | Passenger validation systems and methods | |
| US20150084757A1 (en) | Methods and systems for determining auto accidents using mobile phones and initiating emergency response | |
| CN110808053B (en) | Driver identity verification method and device and electronic equipment | |
| US11749038B2 (en) | Facial recognition frictionless access control | |
| KR20220041901A (en) | Image processing in car cabins | |
| CN107764986B (en) | Drunk driver driving detection method and system, data processing method and server | |
| CN113329904A (en) | Alcohol lock device and system using mapping of gaze and motion parameters | |
| CN112307929A (en) | Get-off reminding device and method and storage medium | |
| CN110712651A (en) | Method and device for in-vehicle monitoring | |
| CN108995624A (en) | Security of vehicle device and method | |
| JP2020166524A (en) | Monitoring system, monitoring method, and computer program | |
| CN106874831A (en) | Driving behavior method for detecting and its system | |
| US20200391754A1 (en) | Driver assistance device that can be mounted on a vehicle | |
| CN110188645B (en) | Face detection method and device for vehicle-mounted scene, vehicle and storage medium | |
| KR20160028542A (en) | an emergency management and crime prevention system for cars and the method thereof | |
| CN111862529A (en) | Alarm method and equipment | |
| KR101437406B1 (en) | an emergency management and crime prevention system for cars and the method thereof | |
| CN110334669B (en) | Morphological feature recognition method and equipment | |
| CN111563456A (en) | Driving behavior early warning method and system | |
| CN112735161A (en) | Traffic accident handling method, vehicle and server | |
| GB2581767A (en) | Patient fall prevention | |
| CN110246313B (en) | Vehicle automatic rescue control method and system and vehicle-mounted terminal |
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 | ||
| WW01 | Invention patent application withdrawn after publication | ||
| WW01 | Invention patent application withdrawn after publication |
Application publication date: 20210202 |