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WO2008143379A1 - Système, appareil et procédé permettant de garder une personne sous surveillance - Google Patents

Système, appareil et procédé permettant de garder une personne sous surveillance Download PDF

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Publication number
WO2008143379A1
WO2008143379A1 PCT/KR2007/003315 KR2007003315W WO2008143379A1 WO 2008143379 A1 WO2008143379 A1 WO 2008143379A1 KR 2007003315 W KR2007003315 W KR 2007003315W WO 2008143379 A1 WO2008143379 A1 WO 2008143379A1
Authority
WO
WIPO (PCT)
Prior art keywords
signal
pisd
monitored subject
location
monitoring device
Prior art date
Application number
PCT/KR2007/003315
Other languages
English (en)
Inventor
Jong-Weon Choi
Su-Won Bae
Woon-Young Lee
Wan-Soo Jung
Kee-Tae Lee
Original Assignee
Bhk Inc.
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
Priority claimed from KR1020070060572A external-priority patent/KR20080101609A/ko
Application filed by Bhk Inc. filed Critical Bhk Inc.
Publication of WO2008143379A1 publication Critical patent/WO2008143379A1/fr

Links

Classifications

    • 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
    • G08B21/22—Status alarms responsive to presence or absence of persons
    • 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
    • G01S5/00—Position-fixing by co-ordinating two or more direction or position line determinations; Position-fixing by co-ordinating two or more distance determinations
    • G01S5/0009—Transmission of position information to remote stations
    • G01S5/0018—Transmission from mobile station to base station
    • G01S5/0027—Transmission from mobile station to base station of actual mobile position, i.e. position determined on mobile
    • G—PHYSICS
    • G07—CHECKING-DEVICES
    • G07C—TIME OR ATTENDANCE REGISTERS; REGISTERING OR INDICATING THE WORKING OF MACHINES; GENERATING RANDOM NUMBERS; VOTING OR LOTTERY APPARATUS; ARRANGEMENTS, SYSTEMS OR APPARATUS FOR CHECKING NOT PROVIDED FOR ELSEWHERE
    • G07C9/00—Individual registration on entry or exit
    • G07C9/20—Individual registration on entry or exit involving the use of a pass
    • G07C9/28—Individual registration on entry or exit involving the use of a pass the pass enabling tracking or indicating presence
    • G—PHYSICS
    • G08—SIGNALLING
    • G08B—SIGNALLING OR CALLING SYSTEMS; ORDER TELEGRAPHS; ALARM SYSTEMS
    • G08B25/00—Alarm systems in which the location of the alarm condition is signalled to a central station, e.g. fire or police telegraphic systems
    • G08B25/009—Signalling of the alarm condition to a substation whose identity is signalled to a central station, e.g. relaying alarm signals in order to extend communication range

Definitions

  • the present invention relates to a surveillance system and method, and more particularly, to a system and method for monitoring an offender by a cellular method using a Global Positioning System (GPS) tracking system or a mobile communication base station.
  • GPS Global Positioning System
  • a conventional electronic monitoring system is a punishment system for remotely checking and monitoring whether or not an offender is in his/her own residence other than a correctional institution and whether or not the offender is in a designated place at a designated time using electronic equipment, i.e., a Home Monitoring Unit (HMU).
  • HMU Home Monitoring Unit
  • an electronic bracelet is placed on the monitored subject, a signal received from the bracelet is transmitted to a control center, and thereby whether the monitored subject is in his/her residence is checked, or the control center regularly calls the monitored subject to check the same.
  • the HMU is a home monitoring system that collects information on whether a house arrestee exists within or has broken away from a specific range using various systems, transfers it to a control center, and receives and processes a signal transferred from the control center.
  • the HMU mainly comprises a verifier, a receiver, a processor, a telephone, and so on.
  • the verifier is for transferring the unique number of a house arrestee to the control center so that the control center can remotely check whether a monitored person is the house arrestee.
  • the control center requests authentication from a user during a phone call
  • the user presses a button in a transmitter worn on his/her wrist or ankle for 3 to 9 seconds to transmit data for authentication to the receiver of the verifier.
  • the verifier transfers a verification signal to the control center and receives verification.
  • the receiver receives a signal transmitted every 30 seconds from the transmitter constantly worn on his/her wrist, and transfers the signal's information to the processor.
  • An alcohol sensor checks during a telephone call whether a house arrestee who is prohibited from drinking alcohol has drunk alcohol.
  • an Analog/Digital (AfD) converter installed in the HMU determines whether or not a person has drunk alcohol using an alcohol sensor installed in the telephone and transfers a signal corresponding to the determination to the processor, and then the processor transfers the signal to a monitoring station through a modem.
  • AfD Analog/Digital
  • the telephone is for the control center to talk with a house arrestee and check his/ her personal state.
  • the telephone has been developed to conform to domestic telephone standards and operates in the same way as a common telephone, but has the alcohol sensor for detecting whether or not a user has drunk alcohol.
  • a transmitter is equipment that a house arrestee constantly wears on his/her wrist or ankle and automatically transmits its own location about every 30 seconds.
  • the present invention is directed to a system and method for monitoring a monitored subject, e.g., an offender, that can accurately detect his/her location and prevent crime when the monitored subject is permitted to move within a permitted area, while permitting the monitored subject a predetermined degree of freedom of movement.
  • a monitored subject e.g., an offender
  • the present invention is also directed to appropriately operating a surveillance system while economizing on the battery power of a surveillance apparatus and communication cost.
  • One aspect of the present invention provides a surveillance system comprising: an ankle transceiver attached to a monitored subject's body, transmitting and receiving a wireless signal, and thereby monitoring whether or not the monitored subject carries a Portable Integrated Surveillance Device (PISD); the PISD for providing a location information signal of the monitored subject by a cellular method using a mobile communication base station or a Global Positioning System (GPS) using a satellite, and when a wireless signal is not received from the ankle transceiver, providing an abnormal signal as well as the location information signal; and a monitoring device for determining whether or not the monitored subject has violated a rule on the basis of the signal provided from the PISD.
  • PISD Portable Integrated Surveillance Device
  • Another aspect of the present invention provides a method of monitoring a subject, comprising the steps of: requesting location check for a monitored subject; determining, at a PISD, whether or not a wireless transmission signal is received from a transceiver attached to the monitored subject's body; tracking, at the PISD, a location of the monitored subject by a cellular method using a mobile communication base station or a GPS using a satellite; when a wireless signal is not received from the transceiver, transmitting, at the PISD, an abnormal signal and a location signal to a monitoring device, and when the wireless signal is received from the transceiver, transmitting the location signal to the monitoring device; determining, at the monitoring device, whether the monitored subject observes an established rule on the basis of the signal received from the PISD; and when it is determined that the monitored subject has violated the rule, transmitting a warning signal and notification information to the PISD and an associated observer, respectively.
  • violation of a rule indicates cases in which the monitored subject is in a prohibited area, the ankle transceiver is separated from the PISD for more than a predetermined time during movement, and so on.
  • the ankle transceiver and the PISD transmit and receive a wireless signal to/from each other.
  • the PISD cannot receive a signal from the wireless transceiver attached to the monitored subject.
  • the PISD cannot receive a wireless signal for the predetermined time, it transmits the abnormal signal informing that the monitored subject has violated the rule to the monitoring device.
  • the monitoring device may provide the notification information to a victim, e.g., whom the monitored subject is prohibited from approaching, as well as to the associated observer of the monitored subject using various methods, such as a Short Message Service (SMS) text message, voice message, and so on.
  • SMS Short Message Service
  • the method may further comprise the step of obtaining, at a motion sensor of the PISD, movement or motion information of the monitored subject and transmitting the obtained information to the monitoring device.
  • FIG. 1 illustrates the configuration of a conventional home monitoring system
  • FIG. 2 illustrates the configuration of a surveillance system according to an exemplary embodiment of the present invention
  • FIG. 3 is a block diagram of a Portable Integrated Surveillance Device (PISD) according to an exemplary embodiment of the present invention
  • FIG. 4 is a block diagram of a monitoring device according to an exemplary embodiment of the present invention.
  • FIG. 5 is a flowchart showing a method of monitoring a subject according to an exemplary embodiment of the present invention. Best Mode for Carrying Out the Invention
  • FIG. 2 illustrates the configuration of a surveillance system according to an exemplary embodiment of the present invention.
  • Reference numeral 10 denotes a satellite
  • 20 denotes an ankle transceiver
  • 30 denotes a Portable Integrated Surveillance Device (PISD)
  • 40 denotes a monitoring device
  • 50 denotes a Home Monitoring Unit (HMU)
  • 60 denotes a terminal of a person associated with a monitored subject.
  • a small wireless transceiver i.e., an electronic bracelet
  • a PISD having the mixed functions of a Global Positioning System (GPS) receiver and a cellular phone is placed around the monitored subject's waist, so that the proper authorities can know the habitual sex offender's movement at any time no matter where he/she goes. Consequently, the surveillance system is used to prevent sex crime.
  • GPS Global Positioning System
  • the home monitoring unit sends the signal to a control center to check whether the monitored subject is in his/her house and monitor him/her.
  • the monitored subject is not allowed to attach and release the ankle transceiver without reason.
  • the monitoring device 40 of the control center receives a location information signal from the PISD, and a location analyzer 43 extracts location information.
  • the location analyzer 43 automatically analyzes and classifies the location information and converts it into voice information, text information and graphic information.
  • the graphic information is displayed as a location on a map.
  • the detected location is stored in a storage 45.
  • a controller 42 compares information on the detected location with monitored subjectspecific permitted area information previously stored in the storage 45.
  • the controller 42 transmits a warning signal to the PISD and provides notification information to an associated victim or to an associated person who performs a monitoring operation. Otherwise, when the monitored subject does not return to a permitted area from a limited area within a predetermined time after the warning signal is first transmitted to the monitored subject, a notification signal may be transmitted to the associated victim or to the associated person who performs the monitoring operation.
  • the PISD carried by the monitored subject who has received the warning signal makes an alarm 36 warn him/her using one of voice, vibration and a Light Emitting Diode (LED) display according to control of the controller, thereby calling upon him/her to return to the permitted area.
  • LED Light Emitting Diode
  • the PISD receives an electric wave signal emitted from the GPS satellite using a GPS receiver, receives a signal of the transceiver placed around the monitored subject's wrist or ankle using a radio frequency (RF) receiver, and transmitting the signals to the monitoring device, i.e., a protection and surveillance control center.
  • the monitoring device i.e., a protection and surveillance control center.
  • the monitoring device i.e., a protection and surveillance control center.
  • the monitoring device of the control center considers that the monitored subject has broken away from his/her residence without permission, and informs this to an associated person or the police to cope with the situation. In this way, it is possible to prevent the monitored subject from breaking away without permission.
  • the monitoring device transmits a signal to the PISD to switch to a sleep mode, i.e., a standby mode. Then, when the monitored subject goes out, communication is not performed between the ankle transceiver and the HMU.
  • the monitoring device of the control center considers that the monitored subject has gone out and transmits a signal to the PISD to switch to an operation mode.
  • location information such as movement and location of a sex offender
  • CDMA Code Division Multiple Access
  • hybrid tracking is a method in which active and passive tracking methods are mixed.
  • a monitored subject is monitored by the passive tracking method for a predetermined time period to reduce communication cost.
  • the system immediately and automatically switches to the active tracking mode, tracks the sex offender, and reports the result in real time to a control center. Since hybrid tracking transmits location information to the control center only upon violation of a rule, it requires a relatively satisfactory communication cost and has a relatively satisfactory battery life.
  • a mode selector 46 is included in the monitoring device, and thus a monitored subject can be monitored in the operation mode according to a selected one of the methods.
  • FIG. 3 illustrates the configuration of the PISD 30 according to an exemplary embodiment of the present invention.
  • the PISD is used to transmit and receive violation of a rule, the location of a monitored subject, etc., to/from a central control center.
  • the PISD includes a wireless transceiver 32 and a wireless cellular modem 31 to receive a signal from an ankle transceiver and to transmit a wireless signal to a monitoring device.
  • the PISD receives a signal from the ankle transceiver, and thereby it is possible to check that the monitored subject is carrying the PISD.
  • a GPS receiver 33 receives a location signal from a satellite and tracks its own location (or tracks its own location by a cellular method using a mobile communication base station).
  • the signal is transmitted to a controller 34 and transmitted back to the monitoring device of the control center. While controlling respective components overall, the controller transmits location information of the GPS signal received from the satellite to the monitoring device through the wireless cellular modem. When the wireless signal is not received from the ankle transceiver of the monitored subject for a predetermined time, the controller transmits an abnormal signal to the monitoring device through the modem.
  • a memory 35 stores monitored subject identification information, respective location information received from the satellite, and motion information of the monitored subject obtained from a motion sensor 37. The motion sensor 37 perceives motion of the monitored subject.
  • the alarm 36 performs one of voice warning, LED warning and vibration warning.
  • the alarm 36 performs one of the abovementioned warnings according to a signal transferred from a power monitor 38.
  • the PISD further includes a battery 39 supplying power required for operation of the components, and the power monitor 38 checking and informing the life of the battery to the monitoring device.
  • the PISD operates on the premise that a monitored subject always carries it at his/her waist or other body part during movement.
  • the PISD cannot receive the signal from the ankle transceiver of the monitored subject, thus transmitting an abnormal signal informing violation of a rule and a location signal to the monitoring device.
  • the PISD accurately informs only the location of the monitored subject to the monitoring device.
  • FIG. 4 illustrates the configuration of a monitoring device of a control center according to an exemplary embodiment of the present invention.
  • the monitoring device has a wireless transceiver 41 transmitting and receiving a wireless signal from/to a PISD, an HMU, and a participant terminal.
  • a location analysis means 43 extracts location information from a location signal transmitted from the PISD, and detects in real time the current location of a monitored subject. Information on the detected location is displayed on a display 44 as a graphic.
  • the storage 45 stores unique identification information, checked location information, limited area information and rule information on the monitored subject.
  • the controller 42 compares the area information stored in the storage 45 with the location information detected by the location analysis means to determine whether the monitored subject has violated a rule. When the monitored subject has violated a rule, the controller 42 transmits a warning signal to the PISD of the monitored subject and provides notification information to an associated person.
  • the controller 42 when an abnormal signal is received from the PISD, the controller 42 considers that the monitored subject has violated a rule and transmits the same warning and alarm signals. In addition, when the controller 42 receives a wireless signal in communication with an HMU, it controls the PISD carried by the monitored subject to switch to the sleep mode. On the other hand, when a wireless signal is not received from the HMU, the controller 42 determines that the monitored subject has gone out and promptly controls the PISD of the monitored subject to switch to the operation mode. Furthermore, in order to reduce power consumption and communication cost, the controller 42 selects an appropriate surveillance mode by the mode selector 46 as occasion demands.
  • the operation mode it is possible to select one of the active tracking mode, the passive tracking mode and the hybrid, i.e., active + passive, tracking mode. If the PISD operates in the passive tracking mode while the monitored subject is out, location information not yet transmitted to the monitoring device may remain when the monitored subject returns to his/her residence. Therefore, the PISD checks whether there is nontransmitted location information before switching to the sleep mode according to control of the monitoring device. When there is nontransmitted location information, the PISD transmits it to the monitoring device.
  • an associated person who performs a monitoring operation and a victim associated with the monitored subject e.g., whom the monitored subject is prohibited from approaching, are allowed to access the monitoring device of the control center through a wired/wireless communication network, such as the Internet, a public switched telephone network (PSTN), a wireless communication network, etc., and obtain location information of the monitored subject in person. Even when the monitored subject has not violated a rule, the associated person and the victim are allowed to request the monitoring device for location information and to know movement of the monitored subject at any time.
  • a wired/wireless communication network such as the Internet, a public switched telephone network (PSTN), a wireless communication network, etc.
  • FIG. 5 is a flowchart showing a method of monitoring a subject according to an exemplary embodiment of the present invention.
  • a monitoring device requests location check of a monitored subject according to a selected surveillance mode (step S501).
  • a wireless signal is received from a wireless transceiver (step S502).
  • the PISD of the monitored subject tracks the location of the monitored subject by a cellular method using a mobile communication base station or a GPS using a satellite (step S503).
  • the PISD transmits an abnormal signal and a location signal to the monitoring device when a wireless signal is not received from the transceiver of the monitored subject, and transmits a location signal to the monitoring device when a wireless signal is received from the transceiver (step S504).
  • the monitoring device determines whether or not the monitored subject has violated a rule on the basis of the signal received from the PISD (step S505).
  • the method further includes the step of obtaining, at the motion sensor of the PISD, motion information of the monitored subject and transmitting it to the monitoring device.
  • the motion sensor perceives motion of the monitored subject.
  • the method further includes the steps of: determining whether a wireless signal is transmitted from an HMU to the monitoring device; when the wireless signal is received, determining that the monitored subject is in his/her residence, and transmitting a control signal so that the PISD switches to the sleep mode to reduce battery consumption; and when the wireless signal is not received from the HMU, determining that the monitored subject has gone out, and transmitting a control signal so that the PISD switches from the sleep mode to the operation mode.
  • the method further includes the steps of: when the monitored subject is out, and the PISD is in the operation mode, informing, at the power monitor of the PISD, a battery state to the monitoring device; and when the monitored subject is in his/her residence, informing, at the HMU, a battery charge status of the PISD, which is connected to the charging unit of the HMU and charged, to the monitoring device.

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  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Business, Economics & Management (AREA)
  • Emergency Management (AREA)
  • Engineering & Computer Science (AREA)
  • Radar, Positioning & Navigation (AREA)
  • Remote Sensing (AREA)
  • Alarm Systems (AREA)

Abstract

L'invention concerne un système et un procédé de surveillance. Le système de surveillance comprend : un émetteur récepteur de cheville attaché au corps d'un sujet surveillé, émettant et recevant un signal sans fil et surveillant ainsi si le sujet surveillé porte ou non un dispositif de surveillance intégré portable (PISD), ce PISD fournissant un signal d'information de localisation du sujet surveillé par un procédé cellulaire utilisant une station de base de communication mobile ou un système de positionnement global (GPS) utilisant un satellite, et lorsqu'un signal sans fil n'est pas reçu de l'émetteur récepteur, le PSID fournit un signal anormal et le signal d'information de localisation, et un dispositif de surveillance pour déterminer si le sujet surveillé a contrevenu ou non à une règle à partir du signal fourni par le PISD.
PCT/KR2007/003315 2007-05-18 2007-07-09 Système, appareil et procédé permettant de garder une personne sous surveillance WO2008143379A1 (fr)

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
KR20070048851 2007-05-18
KR10-2007-0048851 2007-05-18
KR10-2007-0060572 2007-06-20
KR1020070060572A KR20080101609A (ko) 2007-05-18 2007-06-20 감시 시스템, 장치 및 그 감시 방법

Publications (1)

Publication Number Publication Date
WO2008143379A1 true WO2008143379A1 (fr) 2008-11-27

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ID=40032054

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/KR2007/003315 WO2008143379A1 (fr) 2007-05-18 2007-07-09 Système, appareil et procédé permettant de garder une personne sous surveillance

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WO (1) WO2008143379A1 (fr)

Cited By (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2011054803A1 (fr) 2009-11-03 2011-05-12 Shell Internationale Research Maatschappij B.V. Separation centrifuge de co2 condense a partir d'un gaz combustion
WO2012034830A1 (fr) 2010-09-16 2012-03-22 Commissariat A L'energie Atomique Et Aux Energies Alternatives Procede et dispositif de localisation cooperative d'emetteurs et/ou recepteurs compris par un corps mobile
WO2012034832A1 (fr) 2010-09-16 2012-03-22 Commissariat A L'energie Atomique Et Aux Energies Alternatives Procede et systeme apte a exploiter des trajets indirects de signaux ultra large bande pour localiser un noeud de communicaton sans fil compris par un corps
WO2013096923A1 (fr) * 2011-12-22 2013-06-27 Earthsweep Llc Procédé et système de surveillance électronique
US9092963B2 (en) 2010-03-29 2015-07-28 Qualcomm Incorporated Wireless tracking device
GB2528915A (en) * 2014-08-04 2016-02-10 Steatite Ltd Wearable tag
US9521513B2 (en) 2014-10-21 2016-12-13 Earthsweep Llc Method and system of zone suspension in electronic monitoring
CN109788440A (zh) * 2019-01-14 2019-05-21 北京纷扬科技有限责任公司 签到防作弊方法、装置、系统、设备及存储介质

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5652570A (en) * 1994-05-19 1997-07-29 Lepkofker; Robert Individual location system
US5892454A (en) * 1993-12-21 1999-04-06 Trimble Navigation Ltd. Hybrid monitoring of location of a site confinee
US6198394B1 (en) * 1996-12-05 2001-03-06 Stephen C. Jacobsen System for remote monitoring of personnel
KR20020072562A (ko) * 2000-10-27 2002-09-16 디지털 앤젤 코포레이션 모니터링 및 추적을 위한 시스템 및 방법

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5892454A (en) * 1993-12-21 1999-04-06 Trimble Navigation Ltd. Hybrid monitoring of location of a site confinee
US5652570A (en) * 1994-05-19 1997-07-29 Lepkofker; Robert Individual location system
US6198394B1 (en) * 1996-12-05 2001-03-06 Stephen C. Jacobsen System for remote monitoring of personnel
KR20020072562A (ko) * 2000-10-27 2002-09-16 디지털 앤젤 코포레이션 모니터링 및 추적을 위한 시스템 및 방법

Cited By (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2011054803A1 (fr) 2009-11-03 2011-05-12 Shell Internationale Research Maatschappij B.V. Separation centrifuge de co2 condense a partir d'un gaz combustion
US9092963B2 (en) 2010-03-29 2015-07-28 Qualcomm Incorporated Wireless tracking device
WO2012034830A1 (fr) 2010-09-16 2012-03-22 Commissariat A L'energie Atomique Et Aux Energies Alternatives Procede et dispositif de localisation cooperative d'emetteurs et/ou recepteurs compris par un corps mobile
WO2012034832A1 (fr) 2010-09-16 2012-03-22 Commissariat A L'energie Atomique Et Aux Energies Alternatives Procede et systeme apte a exploiter des trajets indirects de signaux ultra large bande pour localiser un noeud de communicaton sans fil compris par un corps
US9313762B2 (en) 2010-09-16 2016-04-12 Commissariat A L'energie Atomique Et Aux Energies Alternatives Method and apparatus for the cooperative localization of transmitters and/or receivers on a mobile body
US9389303B2 (en) 2010-09-16 2016-07-12 Commissariat A L'energie Atomique Et Aux Energies Alternatives Method and system for using indirect paths of ultra wideband signals to localize a wireless communication node on a body
WO2013096923A1 (fr) * 2011-12-22 2013-06-27 Earthsweep Llc Procédé et système de surveillance électronique
US8682356B2 (en) 2011-12-22 2014-03-25 Earthsweep Llc Method and system of electronic monitoring
GB2528915A (en) * 2014-08-04 2016-02-10 Steatite Ltd Wearable tag
US9521513B2 (en) 2014-10-21 2016-12-13 Earthsweep Llc Method and system of zone suspension in electronic monitoring
CN109788440A (zh) * 2019-01-14 2019-05-21 北京纷扬科技有限责任公司 签到防作弊方法、装置、系统、设备及存储介质

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