CN110581884A - SIM card self-service cabinet, SIM card self-service cabinet device and SIM card management system - Google Patents

SIM card self-service cabinet, SIM card self-service cabinet device and SIM card management system Download PDF

Info

Publication number
CN110581884A
CN110581884A CN201910780209.7A CN201910780209A CN110581884A CN 110581884 A CN110581884 A CN 110581884A CN 201910780209 A CN201910780209 A CN 201910780209A CN 110581884 A CN110581884 A CN 110581884A
Authority
CN
China
Prior art keywords
sim card
module
service cabinet
self
storage bin
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.)
Granted
Application number
CN201910780209.7A
Other languages
Chinese (zh)
Other versions
CN110581884B (en
Inventor
孟庆超
孙浩
张磊
李志铿
侯恩镇
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
China Energy Engineering Group Guangdong Electric Power Design Institute Co Ltd
Original Assignee
China Energy Engineering Group Guangdong Electric Power Design Institute Co Ltd
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by China Energy Engineering Group Guangdong Electric Power Design Institute Co Ltd filed Critical China Energy Engineering Group Guangdong Electric Power Design Institute Co Ltd
Priority to CN201910780209.7A priority Critical patent/CN110581884B/en
Publication of CN110581884A publication Critical patent/CN110581884A/en
Application granted granted Critical
Publication of CN110581884B publication Critical patent/CN110581884B/en
Active legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Classifications

    • GPHYSICS
    • G07CHECKING-DEVICES
    • G07FCOIN-FREED OR LIKE APPARATUS
    • G07F15/00Coin-freed apparatus with meter-controlled dispensing of liquid, gas or electricity
    • G07F15/003Coin-freed apparatus with meter-controlled dispensing of liquid, gas or electricity for electricity
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04LTRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L67/00Network arrangements or protocols for supporting network services or applications
    • H04L67/01Protocols
    • H04L67/12Protocols specially adapted for proprietary or special-purpose networking environments, e.g. medical networks, sensor networks, networks in vehicles or remote metering networks

Landscapes

  • Engineering & Computer Science (AREA)
  • Health & Medical Sciences (AREA)
  • Computing Systems (AREA)
  • General Health & Medical Sciences (AREA)
  • Medical Informatics (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Management, Administration, Business Operations System, And Electronic Commerce (AREA)

Abstract

the invention discloses a SIM card self-service cabinet, comprising: the self-service cabinet body, the first storage bin and the second storage bin; the first storage bin is used for storing new SIM cards, and the second storage bin is used for storing old SIM cards; the self-service cabinet body is also provided with a pushing device, a card inlet and a card outlet, and the pushing device is used for pushing the SIM card to the first storage bin or the second storage bin from the card inlet; the SIM card is pushed to the card outlet from the first storage bin or the second storage bin to be output; the invention also discloses a SIM card self-service cabinet device, which comprises: the system comprises a control module, a communication module, an SIM card identification module, an identity identification module, an acquisition module and an execution module; according to the invention, the serial number of the SIM card is identified and stored in the server, and the new card and the old card are classified and controlled and stored by combining the SIM card self-service cabinet, so that the serial number of the SIM card is intelligently identified and stored, the SIM card is intelligently stored, further the serial number entry efficiency is improved, the serial number entry error rate is reduced, and the SIM card is properly stored.

Description

SIM card self-service cabinet, SIM card self-service cabinet device and SIM card management system
Technical Field
the invention relates to the technical field of intelligent control, in particular to an SIM card self-service cabinet, an SIM card self-service cabinet device and an SIM card management system.
background
With the wide application of the electric energy metering terminal in an electric power system, the functions of remote automatic real-time meter reading, electric energy quality monitoring, line loss analysis and the like are realized. The communication mode of the electric energy metering terminal mainly comprises 4G communication, so that an SIM card needs to be configured for each electric energy metering terminal to realize an uplink communication function; however, management information of acceptance and return of the SIM card of the current electric energy metering terminal is manually recorded, the SIM card of the electric energy metering terminal is stored by workers at related posts, and the sequence number of the SIM card of the electric energy metering terminal is manually recorded to be as long as 20 bits, so that the recording efficiency is low, the error rate is high, and the problem of charging error is easily caused; and the volume of the SIM card of the electric energy metering terminal is small, and a special storage device is lacked, so that a worker is easy to lose in the process of storage and management.
Disclosure of Invention
The invention provides an SIM card self-service cabinet, an SIM card self-service cabinet device and an SIM card management system, which are used for identifying and storing an SIM card serial number in a server and combining the SIM card self-service cabinet to classify and control and store a new card and an old card so as to solve the technical problems that the existing manual serial number recording is low in efficiency and high in error rate and the existing intelligent storage of an SIM card is lacked, so that the SIM card serial number is intelligently identified and stored, the SIM card is intelligently stored, the serial number recording efficiency is improved, the serial number recording error rate is reduced, and the SIM card is properly stored.
In order to solve the above technical problem, an embodiment of the present invention provides a SIM card self-service cabinet, including: the self-service cabinet body, the first storage bin and the second storage bin; the first storage bin is used for storing new SIM cards, and the second storage bin is used for storing old SIM cards; first storing storehouse with second storing storehouse sets up in the self-service cabinet body, the self-service cabinet body still is provided with pusher, goes into the bayonet socket and goes out the bayonet socket, pusher is used for following the SIM card go into the bayonet socket propelling movement extremely first storing storehouse or second storing storehouse, pusher still is used for following the SIM card first storing storehouse or in the second storing storehouse the propelling movement extremely go out the card mouth output the SIM card.
The embodiment of the invention also provides an SIM card self-service cabinet device applied to the SIM card self-service cabinet, which comprises: the system comprises a control module, a communication module, an SIM card identification module, an identity identification module, an acquisition module and an execution module;
The acquisition module is used for acquiring face information; the identity recognition module is used for converting the face information into feature data; the SIM card identification module is used for identifying an SIM card and acquiring a serial number of the SIM card; the communication module is used for sending the characteristic data and the serial number to a cloud server for storage and acquiring an identity confirmation instruction issued by the cloud server; the control module is used for sending a corresponding execution instruction to the execution module according to the identity confirmation instruction; the execution module is used for controlling a pushing device in the SIM card self-service cabinet to execute corresponding actions on the SIM card according to the execution instruction.
Preferably, the acquisition module comprises a camera.
As a preferred scheme, the execution module comprises a storage module, a receiving module and a quitting module;
The storage module is used for controlling the pushing device to push the SIM from the card inlet to the first storage bin;
The receiving module is used for controlling the pushing device to push the SIM from the first storage bin to the outlet port;
And the retreating module is used for controlling the pushing device to push the SIM from the card inlet to the second storage bin.
as a preferred scheme, the SIM card self-service cabinet device further comprises an operation module, wherein the operation module is configured to obtain an operation instruction and send the operation instruction to the control module or the cloud server through the communication module; the operation module is also used for displaying the related data information transmitted by the communication module.
As a preferred scheme, the operation module comprises a touch operation panel, and the touch operation panel is arranged on the self-service cabinet body.
according to a preferable scheme, the SIM card self-service cabinet device further comprises a first infrared detection module, wherein the first infrared detection module is used for detecting storage volume data in a first storage bin and sending the storage volume data in the first storage bin to a cloud server through the communication module.
As a preferred scheme, the self-service cabinet device of the SIM card further comprises a second infrared detection module, wherein the second infrared detection module is used for detecting storage data in a second storage bin and sending the storage data in the second storage bin to a cloud server through the communication module.
Preferably, the communication module comprises a wireless module, a WIFI module or a 4G module.
The embodiment of the invention also provides a SIM card management system, which includes: the system comprises an electric power marketing system server and a cloud server which are arranged in an information machine room, and the SIM card self-service cabinet device which is arranged in a power supply unit and is provided with any one of the embodiments; the power marketing system server is connected with the cloud server through a first network link, and the cloud server is connected with the SIM card self-service cabinet device through a second network link;
Wherein: the cloud server is used for receiving the file information and the state information of the SIM card of the electric energy metering terminal of the electric power marketing system server and sending the file information and the state information to the SIM card self-service cabinet device, and the cloud server is also used for receiving the control action instruction information executed by the execution module in the SIM card self-service cabinet device on the SIM card and sending the control action instruction information to the electric power marketing system server to update the file information and the state information of the SIM card of the electric energy metering terminal.
compared with the prior art, the embodiment of the invention has the following beneficial effects:
According to the invention, the serial number of the SIM card is identified and stored in the server, and the new card and the old card are classified and controlled and stored by combining the SIM card self-service cabinet, so that the technical problems that the existing manual serial number recording is low in efficiency and high in error rate, and the SIM card is not intelligently stored are solved, so that the serial number of the SIM card is intelligently identified and stored, the serial number recording efficiency is improved, the serial number recording error rate is reduced, and the SIM card is properly stored.
Drawings
FIG. 1: the structural schematic diagram of the SIM card self-service cabinet in the embodiment of the invention;
FIG. 2: the structural schematic diagram of the SIM card self-service cabinet device in the embodiment of the invention;
FIG. 3: the structure diagram of the SIM card management system in the embodiment of the invention is shown.
wherein the reference numbers of the drawings in the specification are as follows:
1. a self-service cabinet body; 2. a first storage bin; 3. a second storage bin; 4. a bayonet is arranged; 5. a bayonet outlet; 6. a touch operation panel; 7. a camera is provided.
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, a preferred embodiment of the present invention provides a SIM card self-service cabinet, including: the self-service cabinet comprises a self-service cabinet body 1, a first storage bin 2 and a second storage bin 3; the first storage bin 2 is used for storing new SIM cards, and the second storage bin 3 is used for storing old SIM cards; first storing storehouse 2 with second storing storehouse 3 sets up in the self-service cabinet body 1, the self-service cabinet body 1 still is provided with pusher, goes into bayonet socket 4 and goes out bayonet socket 5, pusher is used for following the SIM card go into bayonet socket 4 propelling movement extremely first storing storehouse 2 or second storing storehouse 3, pusher still is used for following the SIM card first storing storehouse 2 or propelling movement extremely in the second storing storehouse 3 go out bayonet socket 5 output the SIM card.
referring to fig. 2, an embodiment of the present invention further provides an SIM card self-service cabinet apparatus applied to the above SIM card self-service cabinet, including: the system comprises a control module, a communication module, an SIM card identification module, an identity identification module, an acquisition module and an execution module;
The acquisition module is used for acquiring face information; the identity recognition module is used for converting the face information into feature data; the SIM card identification module is used for identifying an SIM card and acquiring a serial number of the SIM card; the communication module is used for sending the characteristic data and the serial number to a cloud server for storage and acquiring an identity confirmation instruction issued by the cloud server; the control module is used for sending a corresponding execution instruction to the execution module according to the identity confirmation instruction; the execution module is used for controlling a pushing device in the SIM card self-service cabinet to execute corresponding actions on the SIM card according to the execution instruction.
The invention realizes the high-efficiency convenience of the management of the storage, the adoption and the return of the SIM card of the electric energy metering terminal, and reduces the labor intensity and the possibility of the occurrence of information recording errors.
In another embodiment, the acquisition module comprises a camera 7. The SIM card identification module comprises a camera 7 and an SIM card image identification local server, the camera 7 is electrically connected with the SIM card image identification local server, SIM card image information collected by the camera 7 is identified by the SIM card image identification local server to obtain an SIM card serial number of the electric energy metering terminal, and then the SIM card serial number is sent to the cloud server by the communication module. Identity identification module, camera 7 are electric connection, and the face information that camera 7 gathered is passed through identity identification module and is converted characteristic data and send to cloud ware and carry out the identity and confirm.
In another embodiment, the execution module comprises a save module, a get module, and a return module;
The storage module is used for controlling the pushing device to push the SIM from the card inlet 4 to the first storage bin 2, namely, the control module controls the pushing device to push the SIM card of the electric energy metering terminal from the card inlet 4 to the new SIM card storage bin;
the receiving module is used for controlling the pushing device to push the SIM from the first storage bin 2 to the card outlet 5, namely, the control module controls the pushing device to push the SIM card of the electric energy metering terminal from the new SIM card storage bin to the card outlet 5;
The retreating module is used for controlling the pushing device to push the SIM from the card inlet 4 to the second storage bin 3, namely, the control module controls the pushing device to push the SIM card of the electric energy metering terminal from the card inlet 4 to the old SIM card storage bin.
In another embodiment, the SIM card self-service cabinet device further includes an operation module, where the operation module is configured to obtain an operation instruction and send the operation instruction to the control module or the cloud server through the communication module; the operation module is also used for displaying the related data information transmitted by the communication module. In this embodiment, the operation module includes a touch operation panel 6, and the touch operation panel 6 is disposed on the self-service cabinet body 1.
the touch operation panel 6 starts the identity recognition module to complete identity confirmation and login after receiving a login instruction of a customer, starts the SIM card recognition module and the storage module to store the SIM card of the electric energy metering terminal in the new SIM card storage bin and records the serial number information of the SIM card after receiving a storage instruction of the customer, starts the access module to push the SIM card selected by the customer to the card outlet 5 after receiving a pickup instruction of the customer, and starts the SIM card recognition module and the pickup module to store the SIM card of the electric energy metering terminal in the old SIM card storage bin and records the serial number information of the SIM card after receiving a return instruction of the customer.
In another embodiment, the SIM card self-service cabinet device further includes a first infrared detection module, and the first infrared detection module is configured to detect storage data in the first storage bin 2, and send the storage data in the first storage bin 2 to a cloud server through the communication module.
The new SIM card storage bin comprises an infrared detection device, when the storage amount of the new SIM card storage bin is detected to be empty, the alarm signal is sent to the cloud server through the communication module, and then the cloud server sends the alarm signal to the power marketing system server, so that related maintenance personnel are informed to maintain.
In another embodiment, the SIM card self-service cabinet device further includes a second infrared detection module, and the second infrared detection module is configured to detect storage data in a second storage bin 3, and send the storage data in the second storage bin 3 to a cloud server through the communication module.
the old SIM card storage bin comprises an infrared detection device, when the storage capacity of the old SIM card storage bin is full, an alarm signal is sent to the cloud server through the communication module, and then the cloud server sends the alarm signal to the power marketing system server, so that related maintenance personnel are informed to maintain.
It should be noted that, in any of the above embodiments, the communication module includes a wireless module, a WIFI module, or a 4G module.
Referring to fig. 3, an embodiment of the present invention further provides a SIM card management system, including: the system comprises an electric power marketing system server and a cloud server which are arranged in an information machine room, and the SIM card self-service cabinet device which is arranged in a power supply unit and is provided with any one of the embodiments; the power marketing system server is connected with the cloud server through a first network link, and the cloud server is connected with the SIM card self-service cabinet device through a second network link;
Wherein: the cloud server is used for receiving the file information and the state information of the SIM card of the electric energy metering terminal of the electric power marketing system server and sending the file information and the state information to the SIM card self-service cabinet device, and the cloud server is also used for receiving the control action instruction information executed by the execution module in the SIM card self-service cabinet device on the SIM card and sending the control action instruction information to the electric power marketing system server to update the file information and the state information of the SIM card of the electric energy metering terminal.
Compared with the prior art, the invention has the following advantages:
1. The safety and the convenience for storing the SIM card of the electric energy metering terminal are improved, and the risk of losing the card is reduced.
2. The automatic identification of the serial number of the SIM card of the electric energy metering terminal is realized, and the efficiency and the accuracy of information input are effectively improved.
3. The unattended operation of the acceptance and the return of the SIM card of the electric energy metering terminal is realized, the business handling is more convenient and the human resources of the relevant posts are effectively saved.
4. the full-flow information management of the SIM card of the electric energy metering terminal in the technical field of electric power marketing is realized, the professional field operation and maintenance of metering is effectively supported, and the lean management level is improved.
The above-mentioned embodiments are provided to further explain the objects, technical solutions and advantages of the present invention in detail, and it should be understood that the above-mentioned embodiments are only examples of the present invention and are not intended to limit the scope of the present invention. It should be understood that any modifications, equivalents, improvements and the like, which come within the spirit and principle of the invention, may occur to those skilled in the art and are intended to be included within the scope of the invention.

Claims (10)

1. A SIM card self-service cabinet, comprising: the self-service cabinet body, the first storage bin and the second storage bin; the first storage bin is used for storing new SIM cards, and the second storage bin is used for storing old SIM cards; first storing storehouse with second storing storehouse sets up in the self-service cabinet body, the self-service cabinet body still is provided with pusher, goes into the bayonet socket and goes out the bayonet socket, pusher is used for following the SIM card go into the bayonet socket propelling movement extremely first storing storehouse or second storing storehouse, pusher still is used for following the SIM card first storing storehouse or in the second storing storehouse the propelling movement extremely go out the card mouth output the SIM card.
2. a SIM card self-service cabinet apparatus applied to the SIM card self-service cabinet of claim 1, comprising: the system comprises a control module, a communication module, an SIM card identification module, an identity identification module, an acquisition module and an execution module;
The acquisition module is used for acquiring face information; the identity recognition module is used for converting the face information into feature data; the SIM card identification module is used for identifying an SIM card and acquiring a serial number of the SIM card; the communication module is used for sending the characteristic data and the serial number to a cloud server for storage and acquiring an identity confirmation instruction issued by the cloud server; the control module is used for sending a corresponding execution instruction to the execution module according to the identity confirmation instruction; the execution module is used for controlling a pushing device in the SIM card self-service cabinet to execute corresponding actions on the SIM card according to the execution instruction.
3. The SIM card self-service cabinet device according to claim 2, wherein the collection module comprises a camera.
4. The SIM card self-service cabinet device according to claim 2, wherein the execution module comprises a save module, a get-on module, and a return module;
The storage module is used for controlling the pushing device to push the SIM from the card inlet to the first storage bin;
The receiving module is used for controlling the pushing device to push the SIM from the first storage bin to the outlet port;
And the retreating module is used for controlling the pushing device to push the SIM from the card inlet to the second storage bin.
5. The SIM card self-service cabinet device according to claim 2, further comprising an operation module, the operation module being configured to obtain an operation instruction and send the operation instruction to the control module or the cloud server through the communication module; the operation module is also used for displaying the related data information transmitted by the communication module.
6. The SIM card self-service cabinet device of claim 5, wherein the operating module comprises a touch operating panel disposed on the self-service cabinet body.
7. The SIM card self-service cabinet device according to claim 2, further comprising a first infrared detection module for detecting storage data in a first storage bin and sending the storage data in the first storage bin to a cloud server via the communication module.
8. the SIM card self-service cabinet device according to claim 2, further comprising a second infrared detection module for detecting storage data in a second storage bin and sending the storage data in the second storage bin to a cloud server via the communication module.
9. the SIM card self-service cabinet device according to claim 2, wherein the communication module comprises a wireless module, a WIFI module or a 4G module.
10. A SIM card management system, comprising: the system comprises an electric power marketing system server and a cloud server which are arranged in an information machine room, and the SIM card self-service cabinet device of any one of claims 2 to 9 which is arranged in a power supply unit; the power marketing system server is connected with the cloud server through a first network link, and the cloud server is connected with the SIM card self-service cabinet device through a second network link;
wherein: the cloud server is used for receiving the file information and the state information of the SIM card of the electric energy metering terminal of the electric power marketing system server and sending the file information and the state information to the SIM card self-service cabinet device, and the cloud server is also used for receiving the control action instruction information executed by the execution module in the SIM card self-service cabinet device on the SIM card and sending the control action instruction information to the electric power marketing system server to update the file information and the state information of the SIM card of the electric energy metering terminal.
CN201910780209.7A 2019-08-22 2019-08-22 SIM card self-service cabinet, SIM card self-service cabinet device and SIM card management system Active CN110581884B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201910780209.7A CN110581884B (en) 2019-08-22 2019-08-22 SIM card self-service cabinet, SIM card self-service cabinet device and SIM card management system

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201910780209.7A CN110581884B (en) 2019-08-22 2019-08-22 SIM card self-service cabinet, SIM card self-service cabinet device and SIM card management system

Publications (2)

Publication Number Publication Date
CN110581884A true CN110581884A (en) 2019-12-17
CN110581884B CN110581884B (en) 2022-03-04

Family

ID=68811669

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201910780209.7A Active CN110581884B (en) 2019-08-22 2019-08-22 SIM card self-service cabinet, SIM card self-service cabinet device and SIM card management system

Country Status (1)

Country Link
CN (1) CN110581884B (en)

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101656002A (en) * 2009-08-26 2010-02-24 北京诺恩开创科技有限公司 Self-service card selling method and self-service card selling terminal
CN102204211A (en) * 2011-05-30 2011-09-28 华为技术有限公司 Real-name account-opening method based on self-help terminal and terminal thereof
CN206849179U (en) * 2017-01-17 2018-01-05 兰州交通大学 A kind of multi-functional business hall self-help terminal equipment

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101656002A (en) * 2009-08-26 2010-02-24 北京诺恩开创科技有限公司 Self-service card selling method and self-service card selling terminal
CN102204211A (en) * 2011-05-30 2011-09-28 华为技术有限公司 Real-name account-opening method based on self-help terminal and terminal thereof
CN206849179U (en) * 2017-01-17 2018-01-05 兰州交通大学 A kind of multi-functional business hall self-help terminal equipment

Also Published As

Publication number Publication date
CN110581884B (en) 2022-03-04

Similar Documents

Publication Publication Date Title
CN100468412C (en) Portable serial number recorder and implementation method
CN100568310C (en) A kind of electric energy meter meter register method, system and user terminal device
CN101794480A (en) Pre-purchased power controller
CN102013155B (en) Remote meter reading system utilizing time division (TD) network and implementation method thereof
CN105100138A (en) Electronic waste recycling system based on internet of things
CN107907796A (en) Based on LoRa communication type transient state recording trouble analysis systems
CN207180854U (en) A kind of novel wagon balance weighing system
CN107748285A (en) A kind of intelligent electric meter system based on Internet of Things
CN103853138A (en) Power management system of wireless smart socket based on RFID
CN110581884B (en) SIM card self-service cabinet, SIM card self-service cabinet device and SIM card management system
CN111369224A (en) Hotel self-service check-in registration management system
CN203942602U (en) Bank monitoring device
CN113450488A (en) Test equipment storehouse management system based on AIoT technology
CN209610588U (en) Intelligent dispensing device
CN106960556A (en) Electric tool data collection and application system and method
CN203587709U (en) Intelligent transformer station integrated monitoring system
CN205982420U (en) Take electric energy meter of USB interface
CN115903590A (en) Communication state monitoring and management system for power equipment
CN208158632U (en) Electric energy metering system data intelligence processing system
CN110687495B (en) Device, system and method for testing reliability of power failure active reporting function
CN211742257U (en) Remote monitoring system for state network concentrator
CN114911779A (en) Device, system and method for analyzing data missing and supplementing values of networking equipment
CN207133857U (en) Intelligent inventory management system
CN206097473U (en) Electronic license plate information collection system based on cloud network
CN108376274A (en) A kind of measuring asset management system and method based on mobile operation

Legal Events

Date Code Title Description
PB01 Publication
PB01 Publication
SE01 Entry into force of request for substantive examination
SE01 Entry into force of request for substantive examination
GR01 Patent grant
GR01 Patent grant