WO2019105891A1 - Détection de mouvement d'objets à l'aide de détecteurs de mouvement - Google Patents

Détection de mouvement d'objets à l'aide de détecteurs de mouvement Download PDF

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Publication number
WO2019105891A1
WO2019105891A1 PCT/EP2018/082572 EP2018082572W WO2019105891A1 WO 2019105891 A1 WO2019105891 A1 WO 2019105891A1 EP 2018082572 W EP2018082572 W EP 2018082572W WO 2019105891 A1 WO2019105891 A1 WO 2019105891A1
Authority
WO
WIPO (PCT)
Prior art keywords
movement
sensor
feature
objects
distance
Prior art date
Application number
PCT/EP2018/082572
Other languages
German (de)
English (en)
Inventor
Philipp STRÖHLE
Vana Jelicic
Original Assignee
Zumtobel Lighting Gmbh
Zumtobel Group Ag
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Zumtobel Lighting Gmbh, Zumtobel Group Ag filed Critical Zumtobel Lighting Gmbh
Publication of WO2019105891A1 publication Critical patent/WO2019105891A1/fr

Links

Classifications

    • 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
    • G01J5/0022—Radiation pyrometry, e.g. infrared or optical thermometry for sensing the radiation of moving bodies
    • G01J5/0025—Living bodies
    • 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
    • G01S13/00—Systems using the reflection or reradiation of radio waves, e.g. radar systems; Analogous systems using reflection or reradiation of waves whose nature or wavelength is irrelevant or unspecified
    • G01S13/02—Systems using reflection of radio waves, e.g. primary radar systems; Analogous systems
    • G01S13/04—Systems determining presence of a target
    • 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
    • G01J5/10—Radiation pyrometry, e.g. infrared or optical thermometry using electric radiation detectors
    • 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
    • G01J5/10—Radiation pyrometry, e.g. infrared or optical thermometry using electric radiation detectors
    • G01J5/34—Radiation pyrometry, e.g. infrared or optical thermometry using electric radiation detectors using capacitors, e.g. pyroelectric capacitors
    • 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
    • G01S13/00—Systems using the reflection or reradiation of radio waves, e.g. radar systems; Analogous systems using reflection or reradiation of waves whose nature or wavelength is irrelevant or unspecified
    • G01S13/02—Systems using reflection of radio waves, e.g. primary radar systems; Analogous systems
    • G01S13/50—Systems of measurement based on relative movement of target
    • G01S13/58—Velocity or trajectory determination systems; Sense-of-movement determination systems
    • G01S13/62—Sense-of-movement determination
    • 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
    • G01S5/16—Position-fixing by co-ordinating two or more direction or position line determinations; Position-fixing by co-ordinating two or more distance determinations using electromagnetic waves other than radio waves
    • 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
    • G01S7/00—Details of systems according to groups G01S13/00, G01S15/00, G01S17/00
    • G01S7/02—Details of systems according to groups G01S13/00, G01S15/00, G01S17/00 of systems according to group G01S13/00
    • G01S7/41—Details of systems according to groups G01S13/00, G01S15/00, G01S17/00 of systems according to group G01S13/00 using analysis of echo signal for target characterisation; Target signature; Target cross-section
    • G01S7/411—Identification of targets based on measurements of radar reflectivity
    • G01S7/412—Identification of targets based on measurements of radar reflectivity based on a comparison between measured values and known or stored values
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06V—IMAGE OR VIDEO RECOGNITION OR UNDERSTANDING
    • G06V40/00—Recognition of biometric, human-related or animal-related patterns in image or video data
    • G06V40/10—Human or animal bodies, e.g. vehicle occupants or pedestrians; Body parts, e.g. hands
    • H—ELECTRICITY
    • H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
    • H05B—ELECTRIC HEATING; ELECTRIC LIGHT SOURCES NOT OTHERWISE PROVIDED FOR; CIRCUIT ARRANGEMENTS FOR ELECTRIC LIGHT SOURCES, IN GENERAL
    • H05B47/00—Circuit arrangements for operating light sources in general, i.e. where the type of light source is not relevant
    • H05B47/10—Controlling the light source
    • H05B47/105—Controlling the light source in response to determined parameters
    • H—ELECTRICITY
    • H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
    • H05B—ELECTRIC HEATING; ELECTRIC LIGHT SOURCES NOT OTHERWISE PROVIDED FOR; CIRCUIT ARRANGEMENTS FOR ELECTRIC LIGHT SOURCES, IN GENERAL
    • H05B47/00—Circuit arrangements for operating light sources in general, i.e. where the type of light source is not relevant
    • H05B47/10—Controlling the light source
    • H05B47/105—Controlling the light source in response to determined parameters
    • H05B47/115—Controlling the light source in response to determined parameters by determining the presence or movement of objects or living beings
    • G—PHYSICS
    • G08—SIGNALLING
    • G08B—SIGNALLING OR CALLING SYSTEMS; ORDER TELEGRAPHS; ALARM SYSTEMS
    • G08B13/00—Burglar, theft or intruder alarms
    • G08B13/18—Actuation by interference with heat, light, or radiation of shorter wavelength; Actuation by intruding sources of heat, light, or radiation of shorter wavelength
    • G08B13/189—Actuation by interference with heat, light, or radiation of shorter wavelength; Actuation by intruding sources of heat, light, or radiation of shorter wavelength using passive radiation detection systems
    • G08B13/19—Actuation by interference with heat, light, or radiation of shorter wavelength; Actuation by intruding sources of heat, light, or radiation of shorter wavelength using passive radiation detection systems using infrared-radiation detection systems
    • G08B13/191—Actuation by interference with heat, light, or radiation of shorter wavelength; Actuation by intruding sources of heat, light, or radiation of shorter wavelength using passive radiation detection systems using infrared-radiation detection systems using pyroelectric sensor means
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02B—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
    • Y02B20/00—Energy efficient lighting technologies, e.g. halogen lamps or gas discharge lamps
    • Y02B20/40—Control techniques providing energy savings, e.g. smart controller or presence detection

Definitions

  • the present invention relates to an apparatus and a method for detecting moving objects.
  • the invention particularly relates to the presence and
  • Presence detection sensors are often used in lighting technology to generate a switching signal and automatically switch the lighting depending on the presence or absence of people.
  • Such sensors use for personal detection mainly passive infrared (PIR, Pyroelectric Infrared) - or radar technology.
  • Direction of movement known arranged in the direction of movement lights can be turned on and against
  • US 2015/102226 A1 discloses a sensor system that can provide information about the position of an object and to the two with multiple sensing elements
  • PIR sensors each detect a range, wherein the two areas partially overlap and based on the respective sensor signal waveform of the object position corresponding scanning element is determined.
  • the invention has for its object to provide an apparatus and a method which described the
  • the moving object detection apparatus comprises a sensor for detecting at least one object in a detection area and outputting a sensor signal generated based on the movement of the at least one object
  • Device for extracting at least one feature, a feature combination and / or a pattern from the sensor signal and a device for determining a direction of movement, distance, position of the movement path and / or number of objects, which the at least one feature, the combination of features and / or the template
  • the sensor may be a commercially available motion detector which emits an on or off signal and in which the sensor signal, from which the switching signal is derived, is additionally output.
  • the sensor may be a pyroelectric sensor having a multiplicity of dual sensor elements and the sensor signal may be an analog, possibly time-discrete, or a high-resolution digital, possibly time-discrete signal which is composed of signals generated by the sensor elements
  • the device may have a
  • Determination device determined direction of movement
  • the distance, location and / or number of objects and / or outputs at least one of the determined direction of movement, distance, location and / or number of objects associated signals. With the output of such signals, for example, it is possible to turn on a luminaire assigned to the determined direction of movement or to adapt its light intensity to the determined distance.
  • the data determined by the detection means may be to an external building control device which controls the air conditioning and also positioned data from other locations
  • Waveform of the output signal from the sensor determines the direction of movement, distance, location and / or number of objects, taking advantage of the fact that movements in a certain direction, at a certain distance and / or in a certain position cause a particular, characteristic signal waveform or similar Cause features and / or patterns in the signal.
  • the extraction device may be designed to operate in a time segment of the sensor signal
  • a good differentiation of movements can be achieved by determining the highest, a minimum amplitude
  • Location and / or number may be specified by the manufacturer or user. For the use of the device at different locations and / or the use of different sensors, it may be useful to use the
  • association device can be designed to determine by means of learning algorithms features, feature combinations and / or patterns for the respective direction of movement, distance, location and / or number of objects for the assignment.
  • the determining means may be adapted to a respective degree of
  • a method for detecting moving objects comprises the following steps:
  • FIG. 1 shows a device for detecting moving objects according to a first embodiment according to the present invention
  • FIG. 2 shows the position of trajectories in the detection range of the sensor of the device shown in FIG. 1;
  • FIG. 3 diagrams with the time courses of
  • FIG. 4 shows a device for detecting moving objects according to a second embodiment according to the present invention.
  • Fig. 5 is a simplified diagram for illustrating the method.
  • FIG. 1 shows a simplified circuit of a device according to the present invention, which ascertain two trajectories B1, B2 of a person 3 (object) moving in a detection area 1 of a sensor 2 and in dependence on the respectively determined trajectory B1, B2, that is, a path with an associated direction of movement can actuate two electrically driven gates Ti, T2, wherein the gate Ti is assigned to the movement path Bl and is opened when the movement path Bl is determined, whereas the gate T2 is assigned to the movement path B2 and is opened when the trajectory T2 is detected. Additionally it is possible that at one
  • Moving paths Bl, B2 must correspond, a lamp (not shown) is turned on.
  • Detection range of the sensor 2 are generated by an extractor 4 from the analog signal generated by the sensor 2 during the movement of the person 3
  • Signal characteristics or signal characteristics are compared.
  • Each stored signal feature or stored signal combination is one of the two
  • Movement paths Bl, B2 assigned.
  • each trajectory Bl, B2 is a temporal one
  • Memory device 6 stored. The
  • Extractor 4 continuously or at certain times extracts a waveform and / or a
  • Spectrum from the output from the sensor 2 signal and the determining means 5 compares or correlates the extracted waveform and / or the extracted
  • Output device 6 sent.
  • the output device 6 generates a turn-on signal and outputs it to the gate TI, T2 associated with the detected movement path Bl, B2.
  • the sensor 2 shown in Fig. 1 is preferably mounted on the ceiling of a room and detects the moving under him in the detection area 1 persons 3.
  • the sensor 2 may be a commercial motion detector with a plurality of passive infrared sensor elements, the by means of the dual sensor elements generated analog signal directly to the extractor 4 outputs.
  • the signal which is typically analogous, can vary in time as a function of that of the sensor 2
  • the 2 shows the detection area 1 and symbolically the dual sensor elements 8 of the sensor 2, to which the heat radiation of a person located in the detection area 1 is directed by means of one or more lenses.
  • Trajectories L1 ... L8 typical signal waveforms so far that from the waveform or derived therefrom
  • trajectories L1 ... L8 also indicate the direction of movement, as indicated by the arrows in the figure. The same paths could occur in the reverse direction as trajectories L9-L16 and again be distinguished or determined on the basis of the waveforms.
  • FIG. 3 shows eight diagrams D1..D8 with the time profiles of the signal output by the sensor 2 during a movement of the person 3 along the movement paths L1..L8 in a respective particular direction.
  • the diagram D1 shows the signal course for the movement of the person 3 on the movement path L4, the diagram D2 the
  • Diagram D5 the signal path for the path L7
  • the diagram D6 the signal path for the path L3
  • the diagram D7 the signal path for the
  • Waveforms are, which one on the
  • Moving paths L1..L8 moving person 3 causes depends on the design of the sensor 2, in particular its lens. With a symmetrical lens, movements can on at least some different trajectories L1..L8 cause similar or the same waveforms, which makes differentiation difficult. This can in the choice of the sensor 2, the lens, the place of use, the
  • Position and orientation of the sensor 2 and / or the movements to be detected are taken into account.
  • the curves in this example are different for each of the trajectory L1..L8. This also applies to different directions of movement, movements at different distances of the person 3 to the sensor 2, in particular in the case of lateral detection (wall mounting of the sensor 2) and a different number of persons moving (number of objects).
  • used sensor 2 may depend on the spatial arrangement, it is advantageous the waveforms and their characteristics for each to be broken
  • Fig. 4 shows an apparatus according to the present invention
  • the device has an input device 9 and a
  • the person 3 moves in the detection area 1 initially in a predetermined
  • the Extracting device 4 extracts the characteristics required for a determination of the movement path B1 from the sensor signal and stores them together with the direction information entered via the input device 9 in the storage device 6, from where they are stored in the memory device
  • Determination device 5 are read out. This process is repeated for all relevant trajectories, in the example Bl and B2.
  • the learning process can also be repeated several times for each of the trajectories Bl, B2, wherein the
  • Assignment device 10 the respective movement path Bl, B2 associated characteristics by means of a
  • Determining means 5 to be evaluated characteristics may be predetermined or also by means of
  • the input device 9 can be, for example, a camera with an evaluation device which automatically determines the current movement path B1, B2, distance, movement speed and / or number of persons in the detection area 1 in an image analysis.
  • Characteristics / characteristics which can be determined from the sensor signal for determining a movement path L1... L8 corresponding to the current signal path are the highest frequency exceeding a certain amplitude, frequency with the highest amplitude in the frequency range, alignment of the first peak in the time domain
  • devices are determined based on the determined motion characteristic
  • FIG. 5 shows a highly simplified flow chart which shows the steps already described in detail above in carrying out the method described in detail above.

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  • Engineering & Computer Science (AREA)
  • Radar, Positioning & Navigation (AREA)
  • Remote Sensing (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Spectroscopy & Molecular Physics (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Electromagnetism (AREA)
  • Power Engineering (AREA)
  • Human Computer Interaction (AREA)
  • Multimedia (AREA)
  • Theoretical Computer Science (AREA)
  • Geophysics And Detection Of Objects (AREA)

Abstract

La présente invention concerne un dispositif de détection d'objets en mouvement qui comprend un capteur (2) destiné à détecter au moins un objet (3) dans une zone de détection et à émettre un signal de capteur produit sur la base du mouvement du ou des objets (3), un dispositif (4) destiné à extraire au moins une caractéristique, une combinaison de caractéristiques et/ou un modèle à partir du signal de détection, et un dispositif (5) destiné à déterminer une direction de mouvement (B1, B2), une distance, la position de la trajectoire de déplacement (L1, ...,L8) et/ou le nombre d'objets, qui sont associés à ladite au moins une caractéristique, à la combinaison de caractéristiques et/ou au modèle.
PCT/EP2018/082572 2017-12-01 2018-11-26 Détection de mouvement d'objets à l'aide de détecteurs de mouvement WO2019105891A1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE102017221656.5 2017-12-01
DE102017221656.5A DE102017221656A1 (de) 2017-12-01 2017-12-01 Bewegungserfassung von Objekten mittels Bewegungsmelder

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WO2019105891A1 true WO2019105891A1 (fr) 2019-06-06

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AT (1) AT16282U1 (fr)
DE (1) DE102017221656A1 (fr)
WO (1) WO2019105891A1 (fr)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN112415486A (zh) * 2020-12-07 2021-02-26 爱沃泰科技(深圳)有限公司 一种基于雷达传感器的材料识别算法

Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0849714A1 (fr) * 1996-12-20 1998-06-24 Siemens Aktiengesellschaft Procédé d'évaluation d'un signal d'un détecteur de mouvement
DE102004011108A1 (de) * 2004-03-08 2005-10-06 Insta Elektro Gmbh Bewegungsmelderanordnung
WO2005122576A1 (fr) * 2004-06-09 2005-12-22 Tandberg Telecom As Systeme et procede de detection de presence
WO2012152476A1 (fr) * 2011-05-12 2012-11-15 Robert Bosch Gmbh Procédé de détection de gestes
US20150102226A1 (en) 2012-02-29 2015-04-16 Koninklijke Philips N.V. Passive infrared sensor system for position detection
DE102014205073A1 (de) * 2014-03-19 2015-09-24 Innosent Gmbh Bewegungsmelder und Verfahren hierfür

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Publication number Priority date Publication date Assignee Title
JPH078735U (ja) * 1993-07-09 1995-02-07 株式会社村田製作所 赤外線センサ装置
US7399969B2 (en) * 2003-01-21 2008-07-15 Suren Systems, Ltd. PIR motion sensor
WO2013035022A1 (fr) * 2011-09-06 2013-03-14 Koninklijke Philips Electronics N.V. Surveillance d'activité pour une ventilation commandée à la demande
DE102016207907A1 (de) * 2016-05-09 2017-11-09 Zumtobel Lighting Gmbh Anwesenheitsdetektion mit Anwesenheitsvorhersage

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0849714A1 (fr) * 1996-12-20 1998-06-24 Siemens Aktiengesellschaft Procédé d'évaluation d'un signal d'un détecteur de mouvement
DE102004011108A1 (de) * 2004-03-08 2005-10-06 Insta Elektro Gmbh Bewegungsmelderanordnung
WO2005122576A1 (fr) * 2004-06-09 2005-12-22 Tandberg Telecom As Systeme et procede de detection de presence
WO2012152476A1 (fr) * 2011-05-12 2012-11-15 Robert Bosch Gmbh Procédé de détection de gestes
US20150102226A1 (en) 2012-02-29 2015-04-16 Koninklijke Philips N.V. Passive infrared sensor system for position detection
DE102014205073A1 (de) * 2014-03-19 2015-09-24 Innosent Gmbh Bewegungsmelder und Verfahren hierfür

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN112415486A (zh) * 2020-12-07 2021-02-26 爱沃泰科技(深圳)有限公司 一种基于雷达传感器的材料识别算法

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AT16282U1 (de) 2019-05-15
DE102017221656A1 (de) 2019-06-06

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