WO2014098327A1 - Procédé et dispositif d'estimation d'informations de trajet par la combinaison de résultats mesurés sur un déplacement par région - Google Patents

Procédé et dispositif d'estimation d'informations de trajet par la combinaison de résultats mesurés sur un déplacement par région Download PDF

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Publication number
WO2014098327A1
WO2014098327A1 PCT/KR2013/004444 KR2013004444W WO2014098327A1 WO 2014098327 A1 WO2014098327 A1 WO 2014098327A1 KR 2013004444 W KR2013004444 W KR 2013004444W WO 2014098327 A1 WO2014098327 A1 WO 2014098327A1
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WO
WIPO (PCT)
Prior art keywords
target area
pir
movement information
sensors
measurement
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Application number
PCT/KR2013/004444
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English (en)
Korean (ko)
Inventor
윤재석
원광호
김재호
이상신
안일엽
송민환
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전자부품연구원
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Application filed by 전자부품연구원 filed Critical 전자부품연구원
Publication of WO2014098327A1 publication Critical patent/WO2014098327A1/fr

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    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01P—MEASURING LINEAR OR ANGULAR SPEED, ACCELERATION, DECELERATION, OR SHOCK; INDICATING PRESENCE, ABSENCE, OR DIRECTION, OF MOVEMENT
    • G01P13/00—Indicating or recording presence, absence, or direction, of movement
    • G01P13/02—Indicating direction only, e.g. by weather vane
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01J—MEASUREMENT OF INTENSITY, VELOCITY, SPECTRAL CONTENT, POLARISATION, PHASE OR PULSE CHARACTERISTICS OF INFRARED, VISIBLE OR ULTRAVIOLET LIGHT; COLORIMETRY; RADIATION PYROMETRY
    • G01J5/00—Radiation pyrometry, e.g. infrared or optical thermometry
    • G01J5/02—Constructional details
    • G01J5/03—Arrangements for indicating or recording specially adapted for radiation pyrometers
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B5/00—Measuring for diagnostic purposes; Identification of persons
    • A61B5/103—Detecting, measuring or recording devices for testing the shape, pattern, colour, size or movement of the body or parts thereof, for diagnostic purposes
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01C—MEASURING DISTANCES, LEVELS OR BEARINGS; SURVEYING; NAVIGATION; GYROSCOPIC INSTRUMENTS; PHOTOGRAMMETRY OR VIDEOGRAMMETRY
    • G01C22/00—Measuring distance traversed on the ground by vehicles, persons, animals or other moving solid bodies, e.g. using odometers, using pedometers
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N7/00—Television systems
    • H04N7/18—Closed-circuit television [CCTV] systems, i.e. systems in which the video signal is not broadcast

Definitions

  • the present invention relates to a method and apparatus for estimating movement information, and more particularly, to a method and apparatus for estimating movement information on a movement occurring in a target area.
  • CCTV cameras and PIR sensors are the representative equipment that can monitor the movements occurring in the target area.
  • the PIR sensor 10 shown in FIG. 1 can detect motion at low cost, movement information that can be detected is very limited. That is, the PIR sensor 10 can only detect the fact that a motion has occurred in the target area, and thus can be used only for an automatic lighting system in a bathroom, a staircase, a porch, and the like. That is, there is a problem that it is impossible to grasp specific movement information using the PIR sensor 10.
  • the present invention has been made to solve the above problems, an object of the present invention is to provide a low-cost equipment / elements to specifically recognize the movement information about the movement occurred in the target area,
  • the present invention provides a method and apparatus for estimating motion information through a combination of motion measurement results for each region.
  • a motion information estimating apparatus comprising: sensors for measuring motion in different measurement areas within a target area; And a processor which combines the measurement results of the sensors to estimate movement information occurring in the target area.
  • the apparatus for estimating movement information may further include a storage unit in which the measurement results are matched with the movement information and stored in a DB.
  • the processor may further measure the measurement in the DB stored in the storage unit.
  • the movement information matched with the result may be searched to estimate the movement information.
  • the DB may learn and generate measurement results generated according to different movements.
  • the movement information may include at least one of a moving direction, a moving distance, a moving speed, and a moving height.
  • the sensors may be partly covered with a portion of the cover to detect after irradiating infrared rays to the different measurement areas.
  • some of the measurement areas may overlap each other.
  • the measurement areas may be arranged in a form of radiation in which the central areas overlap each other.
  • a method for estimating motion information may include: measuring motion in different measurement areas within a target area; And combining the measurement results in the measuring step to estimate movement information generated in the target area.
  • the present invention it is possible to specifically estimate the movement information on the movement occurring in the target region by combining the movement measurement results for each region using the sensors, thereby securing the specific movement information at low cost. You will be provided.
  • FIG. 1 is a view showing the appearance of a PIR sensor covered with a cover
  • 3 shows a target area and a measurement area
  • 4 to 7 are graphs illustrating sensor signals generated and output when different movements occur in a measurement target area
  • FIG. 8 is a block diagram of a motion information estimating apparatus according to a preferred embodiment of the present invention.
  • FIG 2 is an external perspective view of the PIR cluster 110 used in the motion information estimating apparatus according to the preferred embodiment of the present invention.
  • the PIR cluster 110 is a collection of PIR sensors 110-1, 110-2, 110-3, and 110-4 for measuring movement occurring in the target area in a plurality of measurement areas separated from the target area.
  • the PIR cluster 110 may be installed on the ceiling of a building to measure movement in the building downward.
  • the PIR sensors 110-1, 110-2, 110-3, and 110-4 have different parts of the sensor cover as shown in FIG. 2 so that the PIR sensors 110-1, 110-2, 110-3, and 110-4 can detect different irradiation areas after irradiation with infrared rays. It is hidden. In FIG. 2, the hatched portions are hidden, and they are preferably implemented by a material having high reflectance.
  • PIR sensor-1 110-1 is a sensor cover is opened in the "-" direction, to observe the movement occurred in the measurement target area ( ⁇ ) shown in Figure 3 in the "200-1" region,
  • PIR sensor-2 (110-2) is a sensor cover is opened in the direction "
  • the sensor cover is opened in the direction of " ⁇ " to observe the movement occurring in the measurement target region ⁇ shown in FIG. 3 in the " 200-4 " region.
  • the measurement areas of the PIR sensors 110-1, 110-2, 110-3, and 110-4 constituting the PIR cluster 110 appear to overlap some areas. . Specifically, the measurement areas are arranged in a radiation form in which the central areas overlap each other.
  • the PIR sensors 110-1, 110-2, 110-3, and 110-4 constituting the PIR cluster 110 are included. Are different from each other (ie, sensor signals generated and output from the PIR sensors 110-1, 110-2, 110-3, and 110-4).
  • FIG. 4 illustrates a sensor signal generated and output by the PIR sensors 110-1, 110-2, 110-3, and 110-4 when the user enters the measurement target area ⁇ in the direction of " ⁇ ". Is a graph showing
  • FIG. 5 illustrates a sensor signal generated and output by the PIR sensors 110-1, 110-2, 110-3, and 110-4 when the user enters the measurement target area ⁇ in a direction ⁇ . Is a graph showing
  • FIG. 6 illustrates a sensor signal generated and output by the PIR sensors 110-1, 110-2, 110-3, and 110-4 when the user enters the measurement target area ⁇ in the direction of " ⁇ ". Is a graph showing
  • FIG. 7 illustrates a sensor signal generated and output by the PIR sensors 110-1, 110-2, 110-3, and 110-4 when the user enters the measurement target area ⁇ in the direction of “ ⁇ ”. This is a graph.
  • the PIR cluster 110 generates four different sensor signals.
  • the apparatus for estimating motion information according to the present embodiment includes a PIR cluster 110, a signal processor 120, a processor 130, and a storage 140.
  • the PIR cluster 110 has PIR sensors 110-1, 110-2, 110-3, and 110-4 designed to react differently to movement in the target area, as described above.
  • the signal processor 120 performs signal processing on sensor signals output from the PIR sensors 110-1, 110-2, 110-3, and 110-4. Signal processing performed by the signal processor 120 includes amplification, noise removal, A / D conversion, and the like.
  • the processor 130 operates in two modes, a learning mode and an estimation mode, which will be described in detail below.
  • the learning mode generates different patterns of movement in the measurement target region of the PIR cluster 110, and is measured / generated by the PIR sensors 110-1, 110-2, 110-3, and 110-4.
  • the sensor signals are matched with the movement information and stored in a DB in the storage unit 140.
  • the sensor signal contained in the DB can be implemented as an average of several learning results.
  • the estimation mode is a mode for estimating movement information indicating a motion occurring in the target area.
  • the DB stored in the storage 140 in the learning mode is referred to the movement information estimation.
  • the processor 130 stores movement information matched to patterns of sensor signals that are the measurement results of the PIR sensors 110-1, 110-2, 110-3, and 110-4 in the learning mode. Movement information estimation is performed by searching the DB stored in 140.
  • the processor 130 combines the measurement results of the PIR sensors 110-1, 110-2, 110-3, and 110-4, and stores the DB stored in the storage 140 in the learning mode. Based on this, it can be said to estimate the movement information about the movement occurring in the target area.
  • the PIR sensor mentioned in the above embodiment is a kind of sensor for detecting a motion, and of course, the PIR sensor may be replaced with a general infrared sensor as well as other types of motion detection sensors.
  • the number of PIR sensors constituting the PIR cluster 110 is assumed to be four, which is merely an example for convenience of description. That is, the number of PIR sensors constituting the PIR cluster 110 may be two, three or five or more, which is a matter of choice.
  • the angles formed by the opening directions of the PIR sensor cover decrease as the number of PIR sensors increases, and decrease as the number of PIR sensors decreases. Therefore, as the number of PIR sensors increases, it is possible to estimate the movement information more precisely. However, since this increases the learning amount and the DB, it is important to appropriately select the number of PIR sensors.
  • the opening directions (measurement areas) of the PIR sensor cover are radial, but this is merely illustrative and can be implemented differently.
  • PIR sensor-1 110-1 measures the upper region
  • PIR sensor-2 110-2 measures the lower region
  • PIR sensor-3 110-3 measures the left region.
  • the technical idea of the present invention is applicable.

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Abstract

La présente invention concerne un procédé et un dispositif d'estimation d'informations de trajet par la combinaison de résultats mesurés sur un déplacement par région. Dans un mode de réalisation, le dispositif d'estimation d'informations de trajet comprend des capteurs de mesure de déplacement dans différentes régions de mesure d'une zone cible et un processeur combinant les résultats mesurés par les capteurs et estimant des informations de trajet générées dans la zone cible. Il est ainsi possible d'obtenir des informations particulières de trajet à faible coût.
PCT/KR2013/004444 2012-12-17 2013-05-21 Procédé et dispositif d'estimation d'informations de trajet par la combinaison de résultats mesurés sur un déplacement par région WO2014098327A1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
KR10-2012-0147139 2012-12-17
KR20120147139A KR101492061B1 (ko) 2012-12-17 2012-12-17 영역별 움직임 측정 결과 조합을 통한 이동정보 추정 방법 및 장치

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WO2014098327A1 true WO2014098327A1 (fr) 2014-06-26

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KR101877114B1 (ko) * 2016-05-12 2018-07-10 전자부품연구원 패시브 센싱을 이용한 사용자 행동 인식 방법 및 장치

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR100646347B1 (ko) * 2005-06-29 2006-11-23 주식회사 팬택 동작 인식 센서를 이용한 메뉴 선택 기능을 제공하는이동통신 단말기
JP2012013422A (ja) * 2010-06-29 2012-01-19 Yazaki Corp 移動方向判定装置

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR100646347B1 (ko) * 2005-06-29 2006-11-23 주식회사 팬택 동작 인식 센서를 이용한 메뉴 선택 기능을 제공하는이동통신 단말기
JP2012013422A (ja) * 2010-06-29 2012-01-19 Yazaki Corp 移動方向判定装置

Non-Patent Citations (2)

* Cited by examiner, † Cited by third party
Title
KIM, HYUN HEE ET AL.: "Performance Index for Sensor Arrangement ofPIR Sensor-based Indoor Location Aware System", JOURNAL OF THE KOREAN SOCIETY OF PRECISION ENGINEERING, vol. 24, no. 6, June 2007 (2007-06-01), pages 37 - 44 *
LEE, SEON U ET AL.: "A Wireless Sensor Network Systems to Identify User and Detect Location Transition for Smart Home", JOURNAL OF INFORMATION SCIENCE : INFO-COMMUNICATIONS, vol. 37, no. 5, October 2010 (2010-10-01), pages 396 - 402 *

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