KR20160123790A - Beacon having smart sensor and system for providing service of tracking location using the same - Google Patents

Beacon having smart sensor and system for providing service of tracking location using the same Download PDF

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Publication number
KR20160123790A
KR20160123790A KR1020150054410A KR20150054410A KR20160123790A KR 20160123790 A KR20160123790 A KR 20160123790A KR 1020150054410 A KR1020150054410 A KR 1020150054410A KR 20150054410 A KR20150054410 A KR 20150054410A KR 20160123790 A KR20160123790 A KR 20160123790A
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South Korea
Prior art keywords
beacon
sensor
location tracking
tracking service
rssi signal
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KR1020150054410A
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Korean (ko)
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정훈
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주식회사 피엘앤씨테크놀로지
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Priority to KR1020150054410A priority Critical patent/KR20160123790A/en
Publication of KR20160123790A publication Critical patent/KR20160123790A/en

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    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01S—RADIO DIRECTION-FINDING; RADIO NAVIGATION; DETERMINING DISTANCE OR VELOCITY BY USE OF RADIO WAVES; LOCATING OR PRESENCE-DETECTING BY USE OF THE REFLECTION OR RERADIATION OF RADIO WAVES; ANALOGOUS ARRANGEMENTS USING OTHER WAVES
    • G01S1/00—Beacons or beacon systems transmitting signals having a characteristic or characteristics capable of being detected by non-directional receivers and defining directions, positions, or position lines fixed relatively to the beacon transmitters; Receivers co-operating therewith
    • G01S1/02—Beacons or beacon systems transmitting signals having a characteristic or characteristics capable of being detected by non-directional receivers and defining directions, positions, or position lines fixed relatively to the beacon transmitters; Receivers co-operating therewith using radio waves
    • G01S1/68—Marker, boundary, call-sign, or like beacons transmitting signals not carrying directional information
    • 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
    • G08B21/02—Alarms for ensuring the safety of persons
    • G08B21/0202—Child monitoring systems using a transmitter-receiver system carried by the parent and the child
    • G08B21/0277—Communication between units on a local network, e.g. Bluetooth, piconet, zigbee, Wireless Personal Area Networks [WPAN]
    • 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

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  • General Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Business, Economics & Management (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Emergency Management (AREA)
  • Radar, Positioning & Navigation (AREA)
  • Remote Sensing (AREA)
  • Health & Medical Sciences (AREA)
  • Child & Adolescent Psychology (AREA)
  • General Health & Medical Sciences (AREA)
  • Alarm Systems (AREA)
  • Navigation (AREA)

Abstract

The present invention relates to a beacon equipped with sensors, and a system for providing a location tracking service by using the same. Disclosed is the system for providing a location tracking service, comprising: the beacon which includes a gyro sensor, an acceleration sensor, a geomagnetic sensor, and a low power Bluetooth module; a relay device which receives sensor values, measured by the gyro sensor, the acceleration sensor, and the geomagnetic sensor, and an RSSI signal from the beacon; and a location tracking service provision device which periodically receives the sensor values and the RSSI signal from the relay device, calculates a distance between the relay device and the beacon by using the RSSI signal, calculates a moving direction and distance of the beacon by using the sensor values, and transmits the distance, and the moving direction and distance of the beacon to the outside.

Description

BACKGROUND OF THE INVENTION Field of the Invention [0001] The present invention relates to a beacon having a sensor and a system for providing a location tracking service using the same,

The present invention relates to a beacon provided with a sensor and a position tracking system using the beacon. More particularly, the present invention relates to a beacon equipped with a motion sensor and a short-range communication module and a beacon, To a location tracking service providing system.

Recently, more and more people are carrying expensive equipment such as bicycles, notebooks, and tablets. However, social problems have also increased. The number of bicycle theft incidents has increased by 45% from 19,969 in 2011 to 15,951 in 2012, and the number of cases reported by losers is estimated to be higher . There is no policy to prevent burglary that should be carried out with bicycle registration system.

According to a study conducted in the United States by a social loss, an average of 55 minutes is spent on finding a thing during the day. It takes about 12 days to spend for a year.

In addition, there is a need for a solution to the loss and disappearance accidents of the elderly with dementia, children, companion animals, etc. that need protection and monitoring. The average number of lost dogs per day is reported to be at least 12, and about 400 dogs are reported per year.

According to the National Police Agency, the number of disappearances reported in 2013 is as high as 30,869, and the index of fear of crime such as disappearance, kidnapping, and confinement is increasing every year. As it is the case of the recent Suwon murder case, it has been found at the end of the 10 hour search operation centering on the residential area near the base station because the range of the location information and the location based on the base station based GPS are too large.

In order to solve the above problems, there is a need for location-based services in order to protect the objects and to cope with safety monitoring or loss incidents. SUMMARY OF THE INVENTION The object of the present invention is to attach a beacon having a motion sensor such as a gyro sensor, an acceleration sensor and a geomagnetic sensor to a target and track the position of the beacon, To provide a location tracking service providing system.

According to an aspect of the present invention, there is provided a system for providing a location tracking service including a gyro sensor, an acceleration sensor, a geomagnetic sensor, a beacon including a Bluetooth low energy module, A relay device for receiving sensor values and an RSSI signal measured by the gyro sensor, the acceleration sensor, and the geomagnetic sensor from the beacon; A receiver for periodically receiving the sensor values and the RSSI signal from the relay device, calculating a separation distance between the relay device and the beacon from the RSSI signal, calculating a moving distance of the beacon from the sensor values, And a transmitter for transmitting the distance, the moving direction of the beacon and the moving distance information to the outside.

Wherein the control unit generates a beacon notification signal of the beacon and transmits at least one of the sensor values, the RSSI signal, and the predetermined time received for a predetermined time, to the beacon, when the receiver fails to receive the RSSI signal from the relay apparatus The predicted movement position or movement path of the beacon may be determined based on the beacon and the transmission unit may transmit the beacon departure notification signal and information on the determined expected movement position or movement path to the outside.

When the receiving unit receives the RSSI signal from the relay device for a predetermined time but fails to receive the sensor values, the control unit generates emergency alert information, and the transmitter transmits the generated emergency alert information to the outside It is possible.

According to the present invention, when an object is stolen or lost, or when a protected position of a protected object such as a child is released, an alarm can be prevented, and even if the object is lost due to an expected position or route, There is an effect that can be.

In addition, when there is no movement of the elderly patient, it is an urgent matter that the life of the patient can be preserved by rapidly contacting the guardian or the related institution.

In addition, there is an effect that a plurality of relay devices recognize a local communication device and recognize an accurate position, thereby acting as a social safety net.

1 is a block diagram of a system for providing location tracking service according to an embodiment of the present invention.
2 is a block diagram of a beacon according to an embodiment of the present invention.
3 shows a protocol stack of BLE.
4 is a flowchart illustrating a method of providing a location tracking service according to an embodiment of the present invention.
5 is a flowchart illustrating a method of providing a location tracking service according to another embodiment of the present invention.
6 is a flowchart illustrating a method of providing a location tracking service according to another embodiment of the present invention.

DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS Hereinafter, preferred embodiments of the present invention will be described in detail with reference to the accompanying drawings.

1 is a block diagram of a system for providing location tracking service according to an embodiment of the present invention.

1, a location tracking service providing system 100 includes a beacon 110, a relay apparatus 120, a location tracking service providing apparatus 130, and a terminal 140, and the location tracking service providing apparatus 130 Includes a receiving unit 132, a control unit 134, a storage unit 136, and a transmitting unit 138.

2 is a block diagram of a beacon according to an embodiment of the present invention.

2, the beacon 110 includes a battery 111, a control unit 112, a storage unit 113, an output unit 114, a Bluetooth module 115 and a gyro sensor 116 as a motion sensor, (117) and a geomagnetic sensor (118).

The relay device 120 receives the sensor values measured by the gyro sensor 116, the acceleration sensor 117 and the geomagnetic sensor 118, and the RSSI (Received Signal Strength Indicator) signal from the beacon 110 via the Bluetooth module 115, . The receiving unit 132 of the location tracking service providing apparatus periodically receives these sensor values and the RSSI signal from the relay apparatus 120. [

The beacon 110 is a short-range wireless communication handheld device capable of communicating with devices within short range. The gyro sensor 116 is an angular velocity sensor that detects angular velocity with a sensor that senses rotational inertia of an object. The gyro sensor 116 is a sensor that notifies the value of the angle of rotation of the object per unit time with respect to one axis. The gyro sensor 116 is also called a gyroscope. By using the gyro sensor 116, it is possible to know whether the beacon moves left or right or upward or downward. The acceleration sensor 117 is a sensor for measuring the acceleration of a moving object. By using the acceleration sensor 117, the moving distance of the beacon can be calculated. The geomagnetic sensor 118 is a sensor capable of detecting a direction of a magnetic field generated in the earth and detecting a bearing like a compass. By using the geomagnetic sensor 118, the moving direction of the beacon can be known. In the present invention, it is preferable to use a three-axis gyro sensor, a three-axis acceleration sensor, and a three-axis geomagnetic sensor.

In the present invention, it is preferable that the beacon 110 communicates with the relay device 120 through the Bluetooth module 115 using low-power Bluetooth (BLE). Low-power Bluetooth is an ultra-low-power short-range wireless personal communication network technology, ultra-low-power and ultra-modular, and emerging communication technology supporting Bluetooth 4.0. Low-power Bluetooth features include low-cost production, low power operation, simplified device connectivity, and reduced packet size and channel count.

3 shows a protocol stack of BLE.

Referring to FIG. 3, the LL (Link Layer) layer is used to set and control a wireless link between two devices. The HCI (Hardware Controller Interface) layer is used for communication between the controller and the host. layer protocol provides a data service at a higher level and divides the packets to be sent to the controller or reassembles received packets. The SM (Security Manager) layer is used for encrypted user authentication. The ATT (Attribute Protocol) layer has its own attributes. Attributes assigned to the ATT determine attributes and services. The GATT (Generic Attribute Protocol) layer uses ATT (Attribute Protocol) The GAP (Generic Access Profile) layer performs the function of defining the setting of the property value, the reading, the writing, the notification, and the indication characteristic. Used for ringing and linking.

Low-power Bluetooth uses 2.4GHz ISM, 40 channels, and some of them send and receive data.

In the present invention, the communication technology is not limited to the low-power Bluetooth, but the short-range dedicated communication method (DSRC), ultrasonic wave, infrared ray, conventional Bluetooth, CDMA, LTE, WiFi and LiFi may also be used.

The relay apparatus 120 is a relay apparatus that scans the beacon 110 to receive a signal from the beacon 110 and transmits the received signal to the location tracking service providing apparatus 130. The relay device 120 may be a fixed device fixed at a predetermined place, or may be a smartphone, that is, a terminal 140 in which a location tracking service application to be described below is driven.

The relay apparatus 120 may further receive a unique identifier of the beacon from the beacon 110. [ (Or measurement value) of the gyro sensor 116 received from the beacon 110, the sensor value of the acceleration sensor 117, the sensor value of the geomagnetic sensor 118, the RSSI signal, To the location tracking service providing device 130 which can communicate with the wired or wireless communication.

The control unit 134 of the location tracking service providing apparatus calculates the separation distance between the relay apparatus 120 and the beacon 110 from the RSSI signal received from the relay apparatus 120. [ The location of the beacon according to the RSSI signal is predetermined and stored in the storage unit 136 of the location tracking service providing apparatus. The control unit 134 of the location tracking service providing apparatus analyzes the RSSI signal to determine a distance corresponding to the signal strength.

The control unit 134 of the location tracking service providing apparatus then transmits the beacon signal to the beacon sensor 118 based on the sensor value (or the measured value) of the gyro sensor 116, the sensor value of the acceleration sensor 117, 110 are calculated. The controller 134 of the location tracking service providing apparatus can grasp the vertical movement of the beacon 110 from the value of the gyro sensor 116 and can grasp the movement distance of the beacon 110 according to the time from the acceleration sensor 117 And the azimuth angle of the beacon 110 can be grasped from the geomagnetic sensor 118. The moving distance may be calculated more accurately using the sensor value of the acceleration sensor 117 and the RSSI. The control unit 134 of the location tracking service providing apparatus can estimate the relative position of the beacon 110 by comparing the sensor values of the previously received motion sensors and grasping the moving distance and the moving direction of the beacon 110. [ After the accurate position of the beacon 110 is detected, the position tracking service providing apparatus can grasp the accurate position even if the beacon 110 moves. The exact location of the beacon 110 may be determined using algorithms such as triangulation or square survey when a plurality of repeaters 120 scan the beacon 110. In addition, the controller 134 of the location tracking service providing apparatus may use a walking detection algorithm, a stride estimation algorithm, a walking navigation algorithm or a DR correction algorithm using a traveling direction estimation technique, a map matching algorithm using orthogonal matching and arc matching, And perform location tracking of the mobile terminal 110.

The transmitter 138 of the location tracking service providing device transmits the calculated distance of the beacon, the moving direction of the beacon, and the travel distance to the terminal 140 installed with the location tracking service application. The terminal may be a smart phone or a personal computer. When a smart phone is used, the smart phone may also perform the role of a relay device.

When the receiving unit 132 of the location tracking service providing apparatus fails to receive the RSSI signal from the relay apparatus 120, the beacon 110 generates a departure notification signal. When the location tracking service providing apparatus 130 does not receive the RSSI signal from the relay apparatus 120, the beacon 110 is moved out of the scan area of the relay apparatus 120 and the relay apparatus 120 moves from the beacon 110 The signal is not received.

The control unit 134 of the location tracking service providing apparatus moves the time information related to the interval of the reception times and at least one of the sensor values and the RSSI signals of the motion sensors received until now, . The controller 134 of the location tracking service providing device can recognize the movement direction and the movement distance of the beacon, that is, the movement route, using the previous motion sensor sensor values and / or RSSI signals. When the moving route is substituted into the time, the estimated moving route is calculated. The control unit 134 of the location tracking service providing apparatus calculates an estimated travel route per hour from the position where the RSSI was last received.

The transmitter 138 of the location tracking service providing device transmits the generated departure notification signal of the beacon and the determined estimated movement position or information about the movement route to the terminal 140 in which the location tracking service application is installed. This allows the user to quickly recognize when a beacon-mounted object (e.g., a wallet, a bicycle, a child, a companion animal, etc.) is lost or stolen, I can find it.

When the receiver 132 of the location tracking service providing device receives the RSSI signal from the relay device 120 for a predetermined time but fails to receive the sensor values of the motion sensors, it generates the emergency notification information. The beacon 110 does not move if it receives the RSSI signal but fails to receive the sensor value of the motion sensor, in particular, the acceleration sensor 117. [ The present embodiment is applied to a person who is likely to read consciousness such as the elderly living alone, a dementia patient, or a sick person. If the sensor 134 receives the RSSI signal but does not receive the sensor value of the motion sensor, in particular, the acceleration sensor 117, it is highly likely that the person concerned has lost consciousness, so that the control unit 134 of the location- And generates emergency notification information.

The transmitter 138 of the location tracking service providing device transmits the generated emergency notification information to the terminal 340 where the location tracking service application is installed. Alternatively, the transmission unit 138 of the location tracking service providing apparatus may transmit emergency notification information to a predetermined guardian telephone or a social group or a hospital.

When the relay apparatus 120 scans the beacon 110 in which the departure signal is registered, the relay apparatus 120 notifies the location tracking service providing apparatus 130 of the beacon 110, and the location tracking service providing apparatus 130 transmits the beacon 110 ), It is possible to respond to a lost accident.

In another embodiment of the present invention, when the beacon 110 is set to the monitoring mode, the location tracking service providing device 130 recognizes the movement from the received sensor value, Emergency notification information may be transmitted. In this case, when the movement of the beacon 110 is detected, the beacon 110 itself may output sound or light through the output unit 114. [

4 is a flowchart illustrating a method of providing a location tracking service according to an embodiment of the present invention.

Referring to FIG. 4, in step 410, the location tracking service providing apparatus receives sensor values and RSSI signals from the beacon sensor, the acceleration sensor, and the geomagnetic sensor mounted on the beacon from the beacon, And periodically receives an RSSI signal.

The beacon, which is a smart sensor according to the present invention, is capable of communicating with devices within a short distance by a short range wireless communication small device. In the present invention, the beacon includes a gyro sensor, an acceleration sensor, and a geomagnetic sensor, which are motion sensors. The gyro sensor is an angular velocity sensor that detects the angular velocity of the object. A gyro sensor is a sensor that measures the angle of an object in units of time based on one axis. A gyro sensor is also called a gyroscope. Using the gyro sensor, you can see if the beacon is moving left or right or up and down. The acceleration sensor is a sensor that measures the acceleration of a moving object. By using the acceleration sensor, the travel distance of the beacon can be calculated. The geomagnetic sensor is a sensor that can detect the direction of the magnetic field generated by the earth and detect the orientation like a compass. Using the geomagnetic sensor, you can know the moving direction of the beacon. In the present invention, it is preferable to use a three-axis gyro sensor, a three-axis acceleration sensor, and a three-axis geomagnetic sensor.

Further, in the present invention, it is preferable that the beacon is communicated with the relay apparatus by using Bluetooth low energy (BLE). Low-power Bluetooth is an ultra-low-power short-range wireless personal communication network technology, ultra-low-power and ultra-modular, and emerging communication technology supporting Bluetooth 4.0. Low-power Bluetooth features include low-cost production, low power operation, simplified device connectivity, and reduced packet size and channel count. Low-power Bluetooth uses 2.4GHz ISM, 40 channels, and some of them send and receive data.

In the present invention, the communication technology is not limited to the low-power Bluetooth, but the short-range dedicated communication method (DSRC), ultrasonic wave, infrared ray, conventional Bluetooth, CDMA, LTE, WiFi and LiFi may also be used.

The relay apparatus is a relay apparatus that scans a beacon to receive a signal from the beacon and transmits the received signal to the location tracking service providing apparatus. The relay device may be a fixed device fixed at a predetermined place, or may be a mobile device such as a smart phone.

The relay apparatus may further receive a unique identifier of the beacon from the beacon. (Or measurement value) of the gyro sensor received from the beacon, the sensor value of the acceleration sensor, the sensor value of the geomagnetic sensor, the RSSI signal, and the unique identifier information to the location tracking service providing apparatus communicating with the relay apparatus.

In step 420, the location tracking service providing apparatus calculates a separation distance between the relay apparatus and the beacon from the RSSI signal received from the relay apparatus. The location of the beacon is predetermined according to the RSSI signal and stored in the location tracking service providing device. The location tracking service providing device analyzes the RSSI signal to determine the distance corresponding to the signal strength.

In step 430, the location tracking service providing apparatus calculates the movement direction and the movement distance of the beacon based on the sensor value (or measurement value) of the gyro sensor, the sensor value of the acceleration sensor, and the sensor value of the geomagnetism sensor. The location tracking service providing device can grasp the up / down / left / right movement of the beacon from the gyro sensor value, can grasp the movement distance of the beacon with time from the acceleration sensor, and can grasp the azimuth angle of the beacon from the geomagnetic sensor. The moving distance may be calculated more accurately using the sensor value of the acceleration sensor and the RSSI. The location tracking service providing device can estimate the relative position of the beacon by comparing the sensor values of the previously received motion sensors and grasping the moving distance and the moving direction of the beacon. After the accurate location of the beacon is determined, the location tracking service providing apparatus can grasp the accurate position even if the beacon moves. The exact location of the beacon may be ascertained using algorithms such as triangulation or square survey when a plurality of repeaters scan the beacon. Also, the location tracking service providing device performs beacon position tracking using a step detection technique, a stride estimation technique, a walking navigation algorithm using a forward direction estimation technique, a DR correction technique, a map matching algorithm using an orthogonal matching and an arc matching technique You may.

In step 440, the location tracking service providing apparatus transmits the calculated distance of the beacon, the moving direction of the beacon, and the travel distance to the terminal where the location tracking service application is installed. The terminal may be a smart phone or a personal computer. When a smart phone is used, the smart phone may also perform the role of a relay device.

5 is a flowchart illustrating a method of providing a location tracking service according to another embodiment of the present invention.

Figure 5 shows the steps performed after the steps of Figure 4 are performed.

Referring to FIG. 5, in step 510, when the location tracking service providing apparatus fails to receive the RSSI signal from the relay apparatus, the beacon departure notification signal is generated. When the location tracking service providing apparatus fails to receive the RSSI signal from the relay apparatus, the beacon is out of the scanning range of the relay apparatus, and the relay apparatus can not receive the signal from the beacon.

In step 520, the location tracking service providing device moves the time information related to the interval between the reception times and at least one of the sensor values, the RSSI signals of the motion sensors received until now, and determines the expected movement position or the movement route of the beacon. The location tracking service providing device can recognize the moving direction and the moving distance of the beacon, that is, the moving route, using the previous motion sensor sensor values and / or the RSSI signal. When the moving route is substituted into the time, the estimated moving route is calculated. The location tracking service providing device calculates an expected travel route per hour from the location where the RSSI was last received.

In step 530, the location tracking service providing device transmits the departure notification signal of the generated beacon and the determined estimated movement location or information on the movement route to the terminal where the location tracking service application is installed. This allows the user to quickly recognize when a beacon-mounted object (e.g., a wallet, a bicycle, a child, a companion animal, etc.) is lost or stolen, I can find it.

6 is a flowchart illustrating a method of providing a location tracking service according to another embodiment of the present invention.

Figure 6 shows the steps performed after the steps of Figure 4 are performed.

Referring to FIG. 6, in step 610, when the location tracking service providing apparatus receives the RSSI signal from the relay apparatus for a predetermined time, but does not receive the sensor values of the motion sensors, it generates the emergency notification information. The RSSI signal is received but the beacon does not move when the sensor value of the motion sensor, in particular, the acceleration sensor, is not received. The present embodiment is applied to a person who is likely to read consciousness such as the elderly living alone, a dementia patient, or a sick person. In the case of receiving the RSSI signal but not receiving the sensor value of the motion sensor, particularly, the acceleration sensor, it is highly likely that the persons have lost consciousness. Therefore, the location tracking service providing device recognizes this as an emergency situation and generates emergency alert information .

In step 620, the location tracking service providing device transmits the generated emergency notification information to the terminal where the location tracking service application is installed. Alternatively, emergency alert information may be transmitted to a predetermined guardian telephone or social group or hospital.

Although not shown in the drawing, when the relay device scans the beacon in which the departure signal is registered, the relay device notifies the location tracking service providing device of the beacon, and the location tracking service providing device can recognize the location of the beacon have.

According to another embodiment of the present invention, when the beacon is set to the monitoring mode, when the movement is recognized from the received sensor value, the location tracking service providing device may transmit the emergency notification information to the terminal equipped with the location tracking service application . In this case, when the movement of the beacon is detected, the beacon itself may output voice or light.

The location tracking service providing method as described above can also be implemented as computer readable codes on a computer readable recording medium. A computer-readable recording medium includes all kinds of recording media in which data that can be read by a computer system is stored. Examples of the computer-readable recording medium include ROM, RAM, CD-ROM, magnetic tape, floppy disk, optical data storage, and the like. The computer readable recording medium may also be distributed over a networked computer system so that computer readable code can be stored and executed in a distributed manner. And, functional programs, codes, and code segments for implementing the disk management method can be easily deduced by the programmers of the present invention.

The present invention has been described with reference to the preferred 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 disclosed embodiments should be considered in an illustrative rather than a restrictive sense. The scope of the present invention is defined by the appended claims rather than by the foregoing description, and all differences within the scope of equivalents thereof should be construed as being included in the present invention.

110: Beacon
111: battery 112: control unit
113: storage unit 114: output unit
115: Bluetooth module 116: Gyro sensor
117: acceleration sensor 118: geomagnetic sensor
120: Relay device
130: Location tracking service providing device
132: Receiver 134:
136: storage unit 138:
140: terminal

Claims (3)

A system for providing location tracking service,
A beacon including a gyro sensor, an acceleration sensor, a geomagnetic sensor, a low-power Bluetooth (Low Energy) module;
A relay device for receiving sensor values and an RSSI signal measured by the gyro sensor, the acceleration sensor, and the geomagnetic sensor from the beacon; And
A reception unit periodically receiving the sensor values and the RSSI signal from the relay apparatus; a separation distance between the relay apparatus and the beacon from the RSSI signal and calculating a moving direction and a movement distance of the beacon from the sensor values; And a transmitter for transmitting the distance, the moving direction of the beacon, and the travel distance information to the outside. The method according to claim 1,
Wherein the control unit generates a beacon notification signal of the beacon and transmits at least one of the sensor values, the RSSI signal, and the predetermined time received for a predetermined time, to the beacon, when the receiver fails to receive the RSSI signal from the relay apparatus Determines a predicted movement position or a movement path of the beacon based on the movement position,
Wherein the transmission unit externally transmits the beacon departure notification signal and the determined estimated movement position or information on the movement route. The method according to claim 1,
When the receiving unit receives the RSSI signal from the relay apparatus for a predetermined time but fails to receive the sensor values, the control unit generates emergency notification information,
And the transmitting unit transmits the generated emergency notification information to the outside.
KR1020150054410A 2015-04-17 2015-04-17 Beacon having smart sensor and system for providing service of tracking location using the same KR20160123790A (en)

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Cited By (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN108632753A (en) * 2018-05-22 2018-10-09 同济大学 A kind of indoor orientation method merged based on RSSI and earth magnetism
CN110033589A (en) * 2019-05-20 2019-07-19 北京航空航天大学 A kind of indoor location monitoring and alarm system for home for the aged old man
WO2020096079A1 (en) * 2018-11-07 2020-05-14 (주)에프에스알엔티 System for monitoring dementia patient in real time
CN111192433A (en) * 2020-01-10 2020-05-22 邓学珊 Anti-forgetting method, storage medium, mobile terminal and system
US11425572B2 (en) 2018-08-03 2022-08-23 Samsung Electronics Co., Ltd Electronic device and method for controlling same
CN117706480A (en) * 2017-04-07 2024-03-15 Sita信息网络处理美国有限公司 Article tracking system and method

Cited By (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN117706480A (en) * 2017-04-07 2024-03-15 Sita信息网络处理美国有限公司 Article tracking system and method
CN108632753A (en) * 2018-05-22 2018-10-09 同济大学 A kind of indoor orientation method merged based on RSSI and earth magnetism
US11425572B2 (en) 2018-08-03 2022-08-23 Samsung Electronics Co., Ltd Electronic device and method for controlling same
WO2020096079A1 (en) * 2018-11-07 2020-05-14 (주)에프에스알엔티 System for monitoring dementia patient in real time
CN110033589A (en) * 2019-05-20 2019-07-19 北京航空航天大学 A kind of indoor location monitoring and alarm system for home for the aged old man
CN111192433A (en) * 2020-01-10 2020-05-22 邓学珊 Anti-forgetting method, storage medium, mobile terminal and system

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