KR102493379B1 - Method And System for Providing ID Card by using Electronic Paper - Google Patents

Abstract

Disclosed is a method and system for providing an ID card using electronic paper.
This embodiment grants the access control authority to access a specific area to the ID card, receives photo images, status information, department names, and emoticons using the user terminal, updates the accessor information, and customizes and outputs the information in the form of electronic paper. Provided is a method and system for providing an ID card using electronic paper that generates dangerous area information, safety information, and contact alerts based on the location information of the ID card within a specific area and outputs them to the ID card.

Description

Method and system for providing ID card using electronic paper {Method And System for Providing ID Card by using Electronic Paper}

One embodiment of the present invention relates to a method and system for providing an ID card using electronic paper.

The contents described below merely provide background information related to the present embodiment and do not constitute prior art.

Many functions in daily life, such as home automation, are becoming automated. In particular, in the case of an entrance door, an on/off or lock operation is performed when identification information such as a fingerprint or tag is recognized in an initial automatic door that was opened by identifying a person.

Recently, when a user possessing a tag approaches through the ZigBee method, a control operation such as reading the tag and opening a door when tag identification information is authenticated is provided. As IoT technology develops, technologies for various automation services that provide access convenience or utilize tags at residences tend to be developed.

This embodiment grants the access control authority to access a specific area to the ID card, receives photo images, status information, department names, and emoticons using the user terminal, updates the accessor information, and customizes and outputs the information in the form of electronic paper. The purpose is to provide an ID card providing method and system using electronic paper that generates dangerous area information, safety information, and contact alerts based on the location information of the ID card within a specific area and outputs them to the ID card. .

According to an aspect of the present embodiment, a user terminal for inputting identification information for regularly authenticating entry into a specific area; a manager terminal for inputting visitor identification information for authenticating access to the specific area on an irregular basis; an ID card that stores information allowing access to the specific area in a tag and outputs the visitor identification information and the visitor identification information in the form of electronic paper; an ID card management server for inserting the accessor identification information and the visitor identification information into the ID card and generating dangerous area information, safety information, and contact alert based on location information of the ID card within the specific area; and a gateway that receives the accessor identification information, the visitor identification information, the dangerous area information, the safety information, and the contact alert and transmits them to the ID card.

According to another aspect of the present embodiment, the process of inputting identification information for regularly authenticating access to a specific area in a user terminal; A process of inputting visitor identification information for authenticating access to the specific area on an irregular basis in an administrator's terminal; transmitting the visitor identification information and the visitor identification information from an ID card management server and generating dangerous area information, safety information, and contact alerts based on location information of the ID card within the specific area; and receiving and transmitting the visitor identification information, the visitor identification information, the danger area information, the safety information, and the contact alert at the gateway; Storing information allowing access to the specific area from the ID card in a tag, and outputting the visitor identification information and the visitor identification information in the form of electronic paper. to provide.

As described above, according to the present embodiment, the access control authority to access a specific area is granted to the ID card, and the user terminal is used to receive photo images, status information, department names, and emoticons to update accessor information, It has the effect of customizing and outputting in the form of electronic paper.

According to this embodiment, there is an effect of generating dangerous area information, safety information, and contact alert based on the location information of the ID card within a specific area and outputting them to the ID card.

1 is a diagram schematically showing an ID card providing system according to the present embodiment.
2 is a diagram showing internal modules of an ID card according to this embodiment.
3, 4, 5, 6 and 7 are diagrams illustrating the operation of the ID card according to the present embodiment.
8 is a diagram showing an output screen of an ID card according to this embodiment.
9 is a diagram illustrating an access control method using an ID card according to the present embodiment.

Hereinafter, this embodiment will be described in detail with reference to the accompanying drawings.

1 is a diagram schematically showing an ID card providing system according to the present embodiment.

The ID card providing system according to this embodiment includes a user terminal 110, an administrator terminal 120, an ID card management server 130, a gateway 140, and an ID card 150. Components included in the card providing system are not necessarily limited thereto.

The user terminal 110 refers to an electronic device that performs voice or data communication via a network according to a user's key manipulation.

The user terminal 110 includes a memory for storing a program or protocol for communication with the ID card management server 130 via a network, and a microprocessor for calculating and controlling the program by executing the program.

The user terminal 110 includes a smart phone, a tablet, a laptop, a personal computer (PC), a personal digital assistant (PDA), and a portable multimedia player (PMP). Multimedia Player), wireless communication terminal (Wireless Communication Terminal), may be an electronic device such as a media player.

The user terminal 110 includes a communication device such as a communication modem for communicating with various devices or wired/wireless networks, a memory for storing various programs and data, and a microprocessor for calculating and controlling programs by executing them. It is a device. According to at least one embodiment, the memory is a random access memory (RAM), a read only memory (ROM), flash memory, an optical disk, a magnetic disk, a solid state disk (SSD), and the like. It may be a readable recording/storage medium. According to at least one embodiment, a microprocessor may be programmed to selectively perform one or more of the operations and functions described herein. According to at least one embodiment, the microprocessor may be implemented in whole or in part as hardware such as an Application Specific Integrated Circuit (ASIC) having a specific configuration.

The user terminal 110 inputs visitor identification information (emoticon, status information, department name) for authenticating access to a specific area on a regular basis. The user terminal 110 can change the emoticon, status information, and department name output to the EPD (Electrophoreric Display) 230 on the ID card 150 via the ID card management server 130 .

The manager terminal 120 refers to an electronic device capable of receiving various web page data via a network according to a user's key manipulation. The administrator terminal 120 may be any one of a tablet PC, a laptop, and a personal computer (PC).

The manager terminal 120 means a terminal equipped with a web browser for accessing the ID card management server 130 via a network, a memory for storing programs, and a microprocessor for calculating and controlling by executing programs. do.

The manager terminal 120 inputs visitor identification information (visitor, regular business trip, partner company, access period, number of visited floors, visitor name) for authenticating access to a specific area on a regular basis.

The ID card management server 130 includes the same hardware module as a common web server or network server in terms of hardware. The ID card management server 130 may be implemented in the form of a web server or a network server. The ID card management server 130 generally communicates with an unspecified number of clients or other servers via an open computer network such as the Internet.

The ID card management server 130 refers to a computer system and computer software (web server program) that derives and provides work results corresponding to work execution requests from clients or other web servers.

The ID card management server 130 should be understood as a broad concept including a series of application programs operating on the web server or various databases built in the device, in addition to the aforementioned web server program.

The ID card management server 130 may issue a visitor pass displaying visitors, regular business trips, and partners on the ID card 150 . The ID card management server 130 may issue a visitor ID card including visitor identification information (visitor 1), access period, number of floors visited, and visitor name to the visitor upon access to the ID card 150 .

The ID card management server 130 displays various information (risk area) on the ID card 150. The ID card management server 130 grants access control authority to the ID card 150, updates accessor information, and customizes it.

ID card management server 130 changes the status information (additional emoticon, department name, dangerous area display, safety information display) to the ID card (150). For example, in the case of a nuclear power plant, the ID card management server 130 may display a dangerous area according to the amount of radiation exposure on the ID card 150 .

The ID card management server 130 inserts information received from the user terminal 110 into the ID card 150 via the gateway 140 . The ID card management server 130 inserts the corresponding information into the ID card 150 via the gateway 140 when a new ID card 150 is issued or internal information is modified.

The ID card management server 130 inserts visitor identification information and visitor identification information into the ID card. The ID card management server 130 generates dangerous area information, safety information, and contact alert based on the location information of the ID card 150 within a specific area.

When the ID card management server 130 enters a dangerous area on a pre-stored map based on the location information of the ID card 150, it generates dangerous area information and transmits it to the gateway 140. The ID card management server 130 creates safety information and delivers it to the gateway when leaving the dangerous area on a pre-stored map based on the location information of the ID card.

The gateway 140 transmits visitor identification information, visitor identification information, danger area information, safety information, and contact alert received from the ID card management server 130 to the ID card 150 .

The ID card 150 means an identification card including a UWB tag. The ID card 150 displays information about an employee ID card using electronic paper. The ID card 150 converts an image output to the EPD 230 based on a conversion command due to a button input by the user.

The ID card 150 does not print a photo image required for an employee ID card, but outputs it as an electronic image using the EPD 230. A short-distance communication module 220 is included at the bottom of the electronic paper in the ID card 150 . The ID card 150 serves as an employee ID and at the same time controls access using the NFC module 228 and the UWB module 226 included in the short range communication module 220 . An image output using the EPD 230 in the ID card 150 can be changed using an application installed in the user terminal 110 .

The ID card 150 stores information allowing access to a specific area in a tag. The ID card 150 outputs visitor identification information and visitor identification information in the form of electronic paper.

2 is a diagram showing internal modules of an ID card according to this embodiment.

The ID card 150 communicates with the gateway 140 using the BLE module 222 and the Zigbee module 224. The ID card 150 receives data from the gateway 140 and displays them on the EPD 230 . The ID card 150 provides existing ID card functions using the NFC module 228 attached to the tag. The ID card 150 stores image information to be displayed through the EPD 230 in the memory of the tag.

The ID card 150 uses the EPD 230 to output today's meeting information and work schedule information stored in the memory of the tag. The ID card 150 outputs contact information using the EPD 230 . The ID card 150 is a one-pass tag using electronic paper and may be applied as an employee ID card by applying UWB technology. The user can automatically open and close the door as a one-pass tag holding the ID card 150 .

The ID card 150 includes a short range communication module 220 . The short-range communication module 220 includes an Ultra Wide Band (UWB) module 226, a Bluetooth Low Energy (BLE) module 222, a ZigBee module 224, and a Near Field Communication (NFC) module 228. include The ID card 150 performs short-range communication using all of the UWB module 226, the BLE module 222, the ZigBee module 224, and the NFC module 228. The ID card 150 uses the NFC module 228 instead of Radio Frequency IDentification (RFID). The ID card 150 receives employee ID information (image, charging information) wirelessly using the NFC module 228 .

The ID card 150 according to this embodiment includes a tag, an MCU 210, a short-distance communication module 220, and an EPD 230. Components included in the ID card 150 are not necessarily limited thereto.

Each component included in the ID card 150 is connected to a communication path that connects software modules or hardware modules inside the device and can operate organically with each other. These components communicate using one or more communication buses or signal lines.

Each component of the ID card 150 shown in FIG. 2 means a unit that processes at least one function or operation, and may be implemented as a software module, a hardware module, or a combination of software and hardware.

A tag stores access control authority information and transmits access control authority information through UWB (Ultra Wide Band).

The MCU (Micro Controller Unit) 210 means a control means for controlling overall functions of the ID card 150 . The MCU 210 stores a program for controlling the components of the ID card 150 and executes the corresponding program. The MCU 210 may include a microprocessor or the like that controls the components of the ID card 150.

The MCU 210 extracts the photo image, status information, department name, and emoticon included in the visitor identification information, reflects the updated information, and outputs the updated information to the EPD 230. When receiving visitor identification information from the ID card management server 130, the MCU 210 outputs today's meeting information and work schedule information pre-stored in the memory of the tag to be output to the EPD 230. The MCU 210 causes the EPD 230 to output the visitor, regular business trip, partner company, access period, number of visited floors, and visitor name included in the visitor identification information.

The MCU 210 primarily uses the BLE module 222 to form the Bluetooth wakeup zone 310 having the widest coverage. The MCU 210 secondarily uses the UWB module 226 to form the UWB wakeup zone 320 having a smaller coverage than the Bluetooth wakeup zone 310 . The MCU 210 thirdly uses the UWB module 226 to form the contact alert zone 330 having a smaller coverage than the UWB wake-up zone 320 .

While operating in a Bluetooth Advertising state using the BLE module 222, the MCU 210 checks whether another ID card entering the Bluetooth wake-up zone 310 is recognized.

When another ID card 150 is recognized in the Bluetooth wake-up zone 310, the MCU 210 wakes up the UWB module 226 and uses the UWB module 226 to wake up another ID card 150 in the UWB wake-up zone 320. After recognizing the ID card 150, when the distance (eg, 2.6 m) to another ID card 150 is within a preset first critical distance, the UWB range is activated using the UWB module 226 (UWB Ranging Activated ) do

The MCU 210 operates with the UWB range active using the UWB module 226, and recognizes another ID card 150 within the preset contact alert zone 330, and the distance to the other ID card 150 is preset. If it is within the second threshold distance, a contact alarm is generated and contact information is transmitted to the ID card management server 130.

The MCU 210 determines that the entry and exit information entering the specific area is received before the employee goes to work, and displays only company information to prevent leakage of personal information.

The short-distance communication module 220 communicates with the gateway 140 and the plurality of ID cards 150 . The short-range communication module 220 includes a BLE module 222, a ZigBee module 224, a UWB module 226, and an NFC module 228.

A Bluetooth Low Energy (BLE) module 222 communicates with the gateway 140 and a plurality of ID cards 150 . A Zigbee module 224 communicates with gateway 140 . The UWB (Ultra Wide Band) module 226 communicates with the gateway 140 and the plurality of ID cards 150 using the UWB band. A Near Field Communication (NFC) module 228 communicates with the gateway 140 .

An Electrophoreric Display (EPD) 230 outputs visitor identification information and visitor identification information.

3, 4, 5, 6 and 7 are diagrams illustrating the operation of the ID card according to the present embodiment.

The ID card management server 130 records and manages quarantine management access. The ID card management server 130 uses the UWB module 226 mounted on each ID card 150 to precisely determine a close contact (within 2 m). The ID card management server 130 displays the contact information on the EPD 230 of the ID card 150.

The ID card management server 130 manages the ID card 150 using location-dependent information. The ID card management server 130 displays a warning message on the EPD 230 of the ID card 150 when a business partner or an outside visitor approaches a restricted area. The ID card management server 130 displays warning information and evacuation information on the electronic indicator of the tag in the ID card 150 when a fire or disaster emergency occurs.

The ID card management server 130 generates contact information by classifying ID cards that are closer to a preset threshold as contacts based on location information of ID cards within a specific area. The ID card management server 130 outputs contact information on the ID card 150 .

The ID card management server 130 accumulates contact information for each ID card 150 to generate contact information.

As shown in FIG. 3 , the ID card 150 primarily forms a Bluetooth wakeup zone 310 using the BLE module 222 . The ID card 150 uses the BLE module 222 to form a Bluetooth wakeup zone 310 with the widest coverage.

The ID card 150 secondarily uses the UWB module 226 to form a UWB wakeup zone 320 . The ID card 150 uses the UWB module 226 to form a UWB wakeup zone 320 having a smaller coverage than the Bluetooth wakeup zone 310 .

The ID card 150 thirdly forms a contact alert zone 330 using the UWB module 226 . The ID card 150 uses the UWB module 226 to form a contact alert zone 330 having a smaller coverage than the UWB wake-up zone 320 .

As shown in FIG. 4 , the ID card 150 operates in a Bluetooth Advertising state using the BLE module 222 . In other words, when the user holding the ID card 150 moves without a separate operation, the ID card 150 operates in a Bluetooth posting state using the BLE module 222.

As shown in FIG. 5, the ID card 150 operates in a Bluetooth posted state using the BLE module 222, and when another ID card 150 is recognized within the preset Bluetooth wake-up zone 310, the UWB module Wake up (226).

The ID card 150 recognizes another ID card 150 in the UWB wake-up zone 320 using the UWB module 226 and has a distance (eg, 2.6 m) from the other ID card 150 at a preset first distance. If it is within the critical distance, the UWB range is activated using the UWB module 226 (UWB Ranging Activated).

In other words, when the first user possessing the ID card 150 approaches the second user possessing the other ID card 150 within a predetermined first threshold distance (eg, 2.6 m), the first user possesses In the ID card 150 and the ID card 150 possessed by the second user, the UWB range is activated using the UWB module 226 (UWB Ranging Activated).

As shown in FIG. 6, the ID card 150 operates in a Bluetooth posted state using the BLE module 222, and when another ID card 150 is recognized within the preset Bluetooth wake-up zone 310, the UWB module Wake up (226).

The ID card 150 recognizes another ID card 150 in the UWB wake-up zone 320 using the UWB module 226 and has a distance (eg, 2.7 m) from the other ID card 150 at a preset first distance. If it is within the critical distance, the UWB range is activated using the UWB module 226 (UWB Ranging Activated).

In other words, when the first user possessing the ID card 150 comes close to the second user possessing the other ID card 150 within a predetermined first threshold distance (eg, 2.7 m), the first user possesses In the ID card 150 and the ID card 150 possessed by the second user, the UWB range is activated using the UWB module 226 (UWB Ranging Activated).

When a first user possessing an ID card 150 approaches a third user possessing another ID card 150 within a predetermined first threshold distance (eg, 2.7 m), the ID card possessed by the first user ( 150) and the ID card 150 possessed by the third user use the UWB module 226 to activate UWB ranging (UWB Ranging Activated).

As shown in FIG. 7, the ID card 150 operates with the UWB range active using the UWB module 226, and when another ID card 150 is recognized within the preset contact alert zone 330, the contact raise an alert

The ID card management server 130 causes the ID card 150 to generate a contact alert when another ID card 150 is recognized in the contact alert zone 330 . The ID card 150 recognizes another ID card 150 within the UWB wake-up zone 320 using the UWB module 226 and has a predetermined distance (eg, 1.4 m) from the other ID card 150. If it is within the critical distance, a contact alarm is generated.

In other words, when the first user possessing the ID card 150 comes close to the third user possessing the other ID card 150 within a predetermined second threshold distance (eg, 1.4 m), the first user possesses A contact alarm is generated in the ID card 150 and the ID card 150 possessed by the third user.

8 is a diagram showing an output screen of an ID card according to this embodiment.

The ID card 150 prevents leakage of personal information by displaying only company information before employees go to work. The ID card 150 is automatically changed to employee information wirelessly from the time of the employee's office access authentication. The ID card 150 automatically changes employee photos and organizational information wirelessly in the case of employees. The ID card 150 displays temporary information such as an access period in the case of temporary access and dispatched employees.

9 is a diagram illustrating an access control method using an ID card according to the present embodiment.

Upon receiving the wakeup signal, the ID card 150 transmits tag identification information.

The control device 920 includes at least three antennas. The control device 920 is fixed to one side of the door 910 classified by grade and controls on/off. The controller 920 transmits a wake-up signal at regular intervals using a specific antenna among at least three antennas.

Here, the at least three antennas include a first antenna, a second antenna, and a third antenna. The first antenna and the second antenna are parallel to each other in the first direction and are spaced at regular intervals. The third antenna is on a straight line of the first antenna in a direction perpendicular to the first direction.

The grade of the door 910 is classified into a first grade, a second grade, a third grade, and a fourth grade.

The first grade refers to a grade corresponding to a door that is adjacent to the exterior of a building and allows access to the inside. The second grade means a grade corresponding to the entrance door of the passage that can move from the inside of the building to the upper or lower floors. The third grade means the grade corresponding to the door that can be accessed from the inside of the building to the private space. The fourth grade means a grade corresponding to the door that can enter the parking space of the building to the non-parking space.

The control device 920 receives tag identification information in response to the wake-up signal transmitted from the ID card 150 . The control device 920 calculates the distance to the ID card 150 using the received tag identification information. The controller 920 determines whether the ID card 150 enters within a certain distance, and transmits tag identification information to the access control server 930 when it enters within a certain distance.

The control device 920 calculates the time until the tag identification information is received after the wake-up signal is transmitted. The controller 920 calculates the first distance to the ID card 150 using the calculated time. The controller 920 calculates a three-dimensional first vector for a direction toward the ID card 150 in consideration of time intervals in which tag identification information is received by at least three antennas.

The control device 920 receives a three-dimensional second vector for a direction toward the ID card 150 from another control device adjacent thereto. The controller 920 calculates the second distance to the ID card 150 using the intersection of the first vector and the second vector. The controller 920 finally calculates the distance to the ID card 150 using the calculated first and second distances.

The controller 920 calculates an average value of the calculated first and second distances. The controller 920 calculates the calculated average value as the distance to the ID card 150 .

When the control device 920 receives the elevator control signal, it controls the elevator by the elevator control signal. The controller 920 controls the elevator to move to the floor where the door 910 is located, controlled by the door control signal. The controller 920 controls to move to a pre-registered floor number after boarding the ID card 150 .

The controller 920 calculates directions from the first antenna and the second antenna to the ID card 150 on the first two-dimensional plane. The controller 920 calculates directions from the first antenna and the third antenna to the ID card 150 on the second two-dimensional plane. The controller 920 combines the directions toward the ID card 150 on the first and second two-dimensional planes to calculate a three-dimensional first vector for the direction toward the ID card 150 .

The control device 920 includes at least three antennas. The control device 920 is fixed to one side of the door classified by grade and controls on/off. The controller 920 transmits a wake-up signal at regular intervals using a specific antenna among at least three antennas. The control device 920 receives tag identification information in response to the wake-up signal transmitted from the ID card 150 .

The control device 920 calculates the distance to the ID card 150 using the received tag identification information. The control device 920 determines whether the ID card 150 enters within a certain distance, and transmits tag identification information and door identification information for the door 910 when entering within a certain distance.

The access control server 930 receives tag identification information from the control device 920 . The access control server 930 determines whether the on/off authority for the door 910 is granted to the grade identified from the tag identification information.

The access control server 930 checks the judgment result and determines whether to approve the door control for the tag identification information only when the ON/OFF authority is granted. The access control server 930 returns a door control signal to the control device 920 when door control for the tag identification information is approved.

The access control server 930 returns an elevator control signal together with a door control signal to the control device 920 . The access control server 930 determines whether to approve the door control for the tag identification information. The access control server 930 transmits a door control signal to the control device when door control for the tag identification information is approved.

The gateway determines whether the on/off authority for the door 910 is granted to the class identified from the received tag identification information. The gateway transmits tag identification information to the access control server 930 only when ON/OFF authority is granted.

The access automation system can provide various IoT services in conjunction with the home network server 940. When a resident enters or exits a specific door, the control device 920 or the access control server 930 may provide related information to the home network server 940 . The home network server 940 may provide a movement line or a current location of a resident through a wall pad or the like.

The above description is merely an example of the technical idea of the present embodiment, and various modifications and variations can be made to those skilled in the art without departing from the essential characteristics of the present embodiment. Therefore, the present embodiments are not intended to limit the technical idea of the present embodiment, but to explain, and the scope of the technical idea of the present embodiment is not limited by these embodiments. The scope of protection of this embodiment should be construed according to the claims below, and all technical ideas within the scope equivalent thereto should be construed as being included in the scope of rights of this embodiment.

110: user terminal
120: manager terminal
130: ID card management server
140: gateway
150: ID card
210: MCU
220: short-range communication module
222: BLE module
224 Zigbee module
226: UWB module
228: NFC module
230 EPD

Claims (15)

a user terminal that inputs visitor identification information for regularly authenticating access to a specific area;
a manager terminal for inputting visitor identification information for authenticating access to the specific area on an irregular basis;
an ID card that stores information allowing access to the specific area in a tag and outputs the visitor identification information and the visitor identification information in the form of electronic paper;
an ID card management server for inserting the accessor identification information and the visitor identification information into the ID card and generating dangerous area information, safety information, and contact alert based on location information of the ID card within the specific area; and
A gateway for receiving the visitor identification information, the visitor identification information, the danger area information, the safety information, and the contact alert and transmitting them to the ID card,
The ID card includes a Bluetooth Low Energy (BLE) module communicating with the gateway and other ID cards and a UWB module communicating with the gateway and the other ID cards using an Ultra Wide Band (UWB) band,
The ID card,
Forming a Bluetooth wake-up zone having the widest coverage using the BLE module;
Forming a UWB wakeup zone having a smaller coverage than the Bluetooth wakeup zone by using the UWB module;
and forming a contact alert zone having a coverage smaller than that of the UWB wake-up zone by using the UWB module. According to claim 1,
The ID card,
a tag that stores access control authority information and transmits the access control authority information through UWB (Ultra Wide Band);
a short-distance communication module communicating with the gateway and other ID cards;
An Electrophoreric Display (EPD) outputting the visitor identification information and the visitor identification information;
ID card providing system comprising a. According to claim 2,
The short-range communication module,
The Bluetooth Low Energy (BLE) module communicating with the gateway and other ID cards;
a Zigbee module communicating with the gateway;
the UWB module communicating with the gateway and the other ID card using a UWB band;
Near Field Communication (NFC) module communicating with the gateway;
ID card providing system comprising a. According to claim 3,
The ID card
An ID card providing system characterized in that after extracting a photo image, status information, department name, and emoticon included in the visitor identification information, the updated information is reflected and output to the EPD. According to claim 4,
The ID card,
and outputting today's meeting information and work schedule information pre-stored in a memory in the tag to the EPD when the visitor identification information is input from the ID card management server. According to claim 5,
The ID card,
The ID card providing system characterized in that for outputting the visitor, regular business trip, partner company, access period, number of floors visited, and visitor name included in the visitor identification information to the EPD. According to claim 6,
The ID card management server,
Based on the location information of the ID card in the specific area, ID cards that are closer to a preset threshold are classified as contacts, contact information is generated, and the contact information is output on the ID card. card delivery system. delete According to claim 7,
The ID card,
The ID card providing system, characterized in that checking whether the other ID card entering the Bluetooth wake-up zone is recognized while operating in a Bluetooth advertising state using the BLE module. According to claim 9,
The ID card,
If another ID card is recognized in the Bluetooth wake-up zone, the UWB module is woken up, and the other ID card is recognized in the UWB wake-up zone using the UWB module, and then the distance to the other ID card is set. The ID card providing system, characterized in that, if it is within a set first critical distance, UWB ranging is activated using the UWB module. According to claim 10,
The ID card,
When the UWB range is operated using the UWB module and the other ID card is recognized within the preset contact alert zone and the distance to the other ID card is within a preset second threshold distance, a contact alert is generated. and transmitting the contact alert to the ID card management server. According to claim 11,
The ID card management server
and generating the contact information by accumulating the contact alerts for each ID card. According to claim 12,
The ID card management server
When entering a dangerous area on a pre-stored map based on the location information of the ID card, the dangerous area information is generated and transmitted to the gateway;
The ID card providing system, characterized in that, based on the location information of the ID card, when leaving the dangerous area on a pre-stored map, the safety information is generated and transmitted to the gateway. According to claim 13,
The ID card
An ID card providing system characterized in that it prevents leakage of personal information by displaying only company information by judging the employee before going to work until access information entering the specific area is received. A process of inputting visitor identification information for regularly authenticating access to a specific area in a user terminal;
A process of inputting visitor identification information for authenticating access to the specific area on an irregular basis in an administrator's terminal;
transmitting the visitor identification information and the visitor identification information from an ID card management server and generating dangerous area information, safety information, and contact alerts based on location information of the ID card within the specific area; and
receiving and transmitting the accessor identification information, the visitor identification information, the danger area information, the safety information, and the contact alert at the gateway;
Storing information allowing access to the specific area from the ID card in a tag, and outputting the visitor identification information and the visitor identification information in the form of electronic paper;
The ID card includes a Bluetooth Low Energy (BLE) module communicating with the gateway and other ID cards and a UWB module communicating with the gateway and the other ID cards using a UWB band,
In the process of outputting the visitor identification information in the form of electronic paper,
The ID card forms a Bluetooth wakeup zone with the widest coverage using the BLE module,
Forming a UWB wakeup zone having a smaller coverage than the Bluetooth wakeup zone by using the UWB module;
and forming a contact alert zone having a coverage smaller than that of the UWB wake-up zone by using the UWB module.

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