WO2017101270A1 - 物品跟踪系统和方法 - Google Patents

物品跟踪系统和方法 Download PDF

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Publication number
WO2017101270A1
WO2017101270A1 PCT/CN2016/084800 CN2016084800W WO2017101270A1 WO 2017101270 A1 WO2017101270 A1 WO 2017101270A1 CN 2016084800 W CN2016084800 W CN 2016084800W WO 2017101270 A1 WO2017101270 A1 WO 2017101270A1
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WO
WIPO (PCT)
Prior art keywords
item
feature
detecting
devices
article
Prior art date
Application number
PCT/CN2016/084800
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English (en)
French (fr)
Chinese (zh)
Inventor
宁洪志
田龙
王涛
Original Assignee
同方威视技术股份有限公司
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.)
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Publication date
Application filed by 同方威视技术股份有限公司 filed Critical 同方威视技术股份有限公司
Priority to KR1020177035697A priority Critical patent/KR20180006424A/ko
Priority to BR112017025118A priority patent/BR112017025118A2/pt
Publication of WO2017101270A1 publication Critical patent/WO2017101270A1/zh

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    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01V—GEOPHYSICS; GRAVITATIONAL MEASUREMENTS; DETECTING MASSES OR OBJECTS; TAGS
    • G01V5/00—Prospecting or detecting by the use of ionising radiation, e.g. of natural or induced radioactivity
    • G01V5/20—Detecting prohibited goods, e.g. weapons, explosives, hazardous substances, contraband or smuggled objects
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B64—AIRCRAFT; AVIATION; COSMONAUTICS
    • B64F—GROUND OR AIRCRAFT-CARRIER-DECK INSTALLATIONS SPECIALLY ADAPTED FOR USE IN CONNECTION WITH AIRCRAFT; DESIGNING, MANUFACTURING, ASSEMBLING, CLEANING, MAINTAINING OR REPAIRING AIRCRAFT, NOT OTHERWISE PROVIDED FOR; HANDLING, TRANSPORTING, TESTING OR INSPECTING AIRCRAFT COMPONENTS, NOT OTHERWISE PROVIDED FOR
    • B64F1/00—Ground or aircraft-carrier-deck installations
    • B64F1/36—Other airport installations
    • B64F1/368—Arrangements or installations for routing, distributing or loading baggage
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01V—GEOPHYSICS; GRAVITATIONAL MEASUREMENTS; DETECTING MASSES OR OBJECTS; TAGS
    • G01V5/00—Prospecting or detecting by the use of ionising radiation, e.g. of natural or induced radioactivity
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01V—GEOPHYSICS; GRAVITATIONAL MEASUREMENTS; DETECTING MASSES OR OBJECTS; TAGS
    • G01V8/00—Prospecting or detecting by optical means
    • G01V8/10—Detecting, e.g. by using light barriers
    • G01V8/20—Detecting, e.g. by using light barriers using multiple transmitters or receivers

Definitions

  • the present invention relates to the field of item tracking, and more particularly to an automatic tracking system and method for baggage arrival.
  • the international airport customs lacks a scientific and efficient method for tracking suspicious baggage. For example, items are not tracked before labeling, so that it is not possible to grasp the condition of items during untracking. At the same time, tracking a item using a single device (such as a light eye) does not guarantee the accuracy of the tracking results.
  • the automatic tracking and identification system for suspicious baggage plays a vital role in the integrated baggage management of the airport. This system enables the label printing system to correctly print labels. And paste it on the baggage to ensure that the passengers of the suspicious baggage can be controlled in time.
  • the correct automatic tracking of the baggage and the accuracy of identifying and locating the suspicious bag cannot be guaranteed, the quality of service will be difficult to guarantee.
  • an item tracking system for tracking an item that has undergone security inspection, the item tracking system comprising: a plurality of first optical detection devices, the plurality of first optical detections The device is arranged along a path in which one or more items move and is used to detect the position of the one or more items; one or more second optical detection devices, the one or more optical second detection devices being Arranged along the path and used to detect the a first feature of the one or more items; and control means for receiving a location detected by the first detecting device, inputting or first storing the first feature detected by the second detecting device with the outside world Pre-defined features are matched, wherein when the item under test in the one or more items passes the selected second optical detection device of the one or more second optical detection devices and when the control device determines When the first feature of the tested item recorded by the selected second detecting device matches the first predefined feature of the tested item, the control device records the measured current detected by the first detecting device The location of the item.
  • a method for item tracking comprising: detecting the one or more by using a plurality of first optical detecting devices arranged along a path of movement of one or more items Positioning a plurality of items; detecting a first feature of the one or more items using one or more second optical detecting devices arranged along the path; receiving a position detected by the first detecting device; The first feature detected by the second detecting device is matched with an external input or a pre-stored first predefined feature, wherein when the tested item in the one or more items passes the one or more When the second optical detecting device is selected in the second optical detecting device and when it is determined that the first feature of the measured article recorded by the selected second detecting device matches the first predefined feature of the measured article And recording the position of the tested item detected by the current first detecting device.
  • FIG. 1 is a simplified block diagram illustrating a system for item tracking in accordance with an embodiment of the present invention
  • FIG. 2 is a simplified flow diagram illustrating a method for item tracking in accordance with an embodiment of the present invention
  • FIG. 3 is a schematic diagram illustrating a usage scenario of a system for item tracking in accordance with an embodiment of the present invention.
  • the current transmission system is provided with a monitoring system between the item entry and the transfer end point.
  • tracking results obtained using only a single device may be inaccurate and cannot be further verified.
  • a single device eg, light eye
  • RFID radio frequency identification
  • a system for item tracking is provided in the transport path of the article to perform subsequent operations such as label printing and pasting, thereby further improving operational efficiency and reducing labor costs.
  • the technical solution of the embodiment of the present invention can be applied after the article passes the security check and before the security-inspected article is applied with a label, so that the tracking of the article can be maintained throughout the flow of the article, and the abnormality can be timely The situation responded.
  • FIG. 1 is a simplified block diagram illustrating a system 100 for item tracking in accordance with an embodiment of the present invention.
  • System 100 can include a device 110 for item tracking and an optional controller 120 coupled to device 110.
  • the apparatus 110 may include x first detecting devices 111a-111x (x is an integer greater than 1); y second detecting devices 112a-112y (y is an integer greater than or equal to 1); and optionally z monitoring devices 113a -113z (z is an integer greater than or equal to 1).
  • the first detecting devices 111a-111x are arranged along a path along which one or more items move and are used to detect the position of the item. Those skilled in the art can according to actual needs (for example, need to carry out The set position of the first detecting device 111a-111x is designed to track the size of the area, the length and shape of the item path, and the like.
  • the first detecting device 111a-111x may be any device known to have or developed in the future with the function of detecting the position of the item.
  • the first detecting device 111a-111x may be an optical detecting device, such as a light-eye detecting device.
  • the optical eye detecting device may employ a reflective or contrast type optical eye. In operation, such as when an item passes through a light eye, the item obscures the light path of the light eye such that the light eye detects that the item is passing through its disposed position.
  • the second detection devices 112a-112y are arranged along a path in which one or more items move and are used to detect a first feature of the item.
  • Those skilled in the art can design the set positions of the second detecting devices 112a-112y according to actual needs (e.g., the size of the area to be tracked, the length and shape of the item path, etc.).
  • the second detecting devices 112a-112y may be arranged equidistantly along the path of movement of the item.
  • the second detection devices 112a-112y may be any device known to have or developed in the future that has the feature of detecting an item.
  • the second detection devices 112a-112y may be optical detection devices, such as raster detection devices.
  • Embodiments are described herein with a raster detection device as an example, but it should be understood that other systems such as RFID detection systems, pressure sensitive measurement systems, and the like are also possible.
  • the grating can for example be an array of light eyes (one or two dimensional array). While tracking the item with the light eye, the grating can identify the features of the item, thereby improving the fault tolerance of the item tracking.
  • the monitoring devices 113a-113z may be image recording devices such as cameras. It is also possible to design the setting position of one or more monitoring devices 113a-113z according to actual needs.
  • System 100 can include a controller 120 that is communicatively coupled (e.g., wired or wirelessly connected) to device 110.
  • the controller 120 can be configured to receive the item location information detected by the first detecting device 111a-111x and the first feature information of the item detected by the second detecting device 112a-112y.
  • the first detection device 111a-111x is configured to track one or more items to determine the current location of the item.
  • the optical eye detecting device disposed beside the article transport path may follow the item currently passing through the light eye detecting device according to the time when the detected light wave is blocked. trace.
  • the optical eye detection device can include any optical, electronic, optoelectronic implementation that enables detection of the position of the item. Tracking of the item by the first detecting device 111a-111x further includes recording the time at which the particular item passes the particular location, and the item count through the particular location over a period of time.
  • the first detecting devices 111a-111x may be arranged at regular intervals along the path of the article transport, for example equidistantly arranged.
  • the second detection device 112a-112y can be configured to record a first feature of the item.
  • the first feature may be any property that is specific to the item, such that the item can be distinguished; including but not limited to any combination of one or more of the following: an item-specific label, an item's shape, an item's color And the size of the item (eg, length, width, height, etc.).
  • the article-specific tag may be an RFID tag, a fluorescent tag, an odor tag, a magnetic clasp, a two-dimensional code, a barcode, etc., provided to the item by the tag system.
  • the grating may be an array (one or two dimensional array) composed of a plurality of optical eyes.
  • the detected article when the detected article passes, depending on the detection mode (opformed or reflective type), the detected article causes light to be absorbed by absorbing light or by reflecting light to the photoreceiver of the photosensor.
  • the intensity of the light received by the device changes, and the change value triggers the output of the switch signal to achieve the function of detecting the first feature of the item (eg, length, height, width, etc.).
  • the second detecting devices 112a-112y may be arranged at regular intervals along the path of the article transport, for example equidistantly arranged.
  • the item tracking system 100 can also be configured to match the first feature recorded by the second detecting device 112a-112y with the first predefined feature of the item.
  • the controller 120 can also be used to receive or pre-store a first predefined feature of an item from the outside world.
  • the controller 120 can be configured to compare and match the first feature of the article detected by the second detecting device 112a-112y with the first predefined feature.
  • the controller 120 determines the first feature and the item detected by the second detecting device selected from the second detecting devices 112a-112y The first predefined feature matches, the controller 120 records the location of the item detected by the first detecting device to achieve tracking of the item.
  • the monitoring devices 113a-113z are arranged along the path of item movement and are used to detect second features of the item to obtain additional valid data regarding the item position and/or characteristics. This can be significant Raise the accuracy of the position determination of the item.
  • the monitoring devices 113a-113z can take an image of the item and the system 100 can identify whether there are features in the captured image that match the predefined features.
  • the controller 120 may be configured to receive the second feature information of the item detected by the monitoring device 113a-113z, and may also be used to receive or pre-store the second predefined feature of the item from the outside. Additionally, the controller 120 can be configured to compare and match the second feature of the item detected by the monitoring device 113a-113z with the second predefined feature.
  • various image recognition algorithms eg, local recognition algorithms, etc.
  • a local salient feature of an item can be used as a second feature for identification and matching.
  • the controller 120 determines the second feature of the item identified in the image taken by one of the monitoring devices selected from the monitoring devices 113a-113z The second predefined feature matches, and the controller 120 records the location of the item detected by the first detecting device to achieve tracking of the item.
  • the monitoring devices 113a-113z may be arranged at regular intervals along the path of the article transport, for example equidistantly arranged.
  • a uniformly moving conveyor belt is disposed on the item moving path to move one or more target items to a destination.
  • the speed at which the target article travels with the conveyor belt is constant and the position of the light eye is constant, the time difference between the two light eyes in which a certain article moves past the predetermined position should be kept constant under normal conditions.
  • the time at which the target item triggers the Nth optical eye (ie, the time when the Nth optical eye detects the item) is marked as T N
  • the target item is The time at which the Mth optical eye is triggered is T M
  • ⁇ T 1 T M -T N
  • ⁇ T 2 T R -T S
  • R R -T S
  • Different ⁇ T values are derived to track different items to achieve accurate tracking of the item.
  • the apparatus for tracking an item may further include a counter for determining whether the number of items appears in the process of passing the plurality of items through a group of optical eyes Increase or decrease.
  • the counter performs a count value plus 1 operation each time the article passes the Nth optical eye, and the counter performs a count value minus 1 operation each time the package passes the Mth optical eye.
  • the condition of the item in the path between the Nth optical eye and the Mth optical eye based on the count value, for example, whether there is a case where the number of articles increases or decreases.
  • different combinations of multiple optical eyes can be utilized to separately count to determine the condition of the item in a different path segment.
  • FIG. 2 is a simplified flow diagram illustrating a method for item tracking in accordance with an embodiment of the present invention.
  • the location of one or more items is detected.
  • the position of the article can be detected using the first detecting devices 111a-111x arranged along the moving path of the article.
  • a first feature of one or more items is detected.
  • the first feature of the item may be detected using second detection devices 112a-112y arranged along the path of movement of the item.
  • the specific detection process is referred to the above, and will not be described here.
  • step 203 it is determined whether the first feature of the detected item matches the first predefined feature.
  • the specific matching process is described above, and details are not described herein again.
  • step 204 if the item first feature matches the first predefined feature, the currently detected item location is recorded to enable tracking of the item.
  • the method of tracking an item according to the present invention may further comprise: step 205, detecting a second feature of the one or more items; and step 206, determining whether the second feature of the detected item matches the second predefined feature. If the item second feature matches the second predefined feature, the currently detected item position is recorded to enable tracking of the item.
  • Embodiments of the methods described herein can be implemented in a system that includes one or more storage media on a storage medium, with instructions stored separately or in combination, when the instructions are executed by one or more processors, the method is performed .
  • a processor may include, for example, a system CPU (eg, a core processor) and/or a programmable circuit.
  • a system CPU eg, a core processor
  • a programmable circuit e.g., a programmable circuit.
  • operations in accordance with the methods described herein may A plurality of physical devices, such as processing structures, are distributed across a number of different physical locations.
  • the second detecting devices 112a-112y are a plurality of grating devices arranged along the conveyor belt at a predetermined interval.
  • the first detecting devices 111a-111x are a plurality of optical eye devices arranged along the conveyor belt at a predetermined interval.
  • the monitoring devices 113a-113z are cameras arranged along the conveyor belt at predetermined intervals.

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  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Geophysics (AREA)
  • High Energy & Nuclear Physics (AREA)
  • Engineering & Computer Science (AREA)
  • Aviation & Aerospace Engineering (AREA)
  • Mechanical Engineering (AREA)
  • Image Analysis (AREA)
  • Optical Recording Or Reproduction (AREA)
  • Closed-Circuit Television Systems (AREA)
  • Radar Systems Or Details Thereof (AREA)
PCT/CN2016/084800 2015-12-18 2016-06-03 物品跟踪系统和方法 WO2017101270A1 (zh)

Priority Applications (2)

Application Number Priority Date Filing Date Title
KR1020177035697A KR20180006424A (ko) 2015-12-18 2016-06-03 물품 추적 시스템 및 방법
BR112017025118A BR112017025118A2 (pt) 2015-12-18 2016-06-03 sistema e método para rastreamento de objeto

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
CN201510959244.7A CN105425308A (zh) 2015-12-18 2015-12-18 物品跟踪系统和方法
CN201510959244.7 2015-12-18

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WO2017101270A1 true WO2017101270A1 (zh) 2017-06-22

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CN (1) CN105425308A (es)
AR (1) AR105898A1 (es)
BR (1) BR112017025118A2 (es)
WO (1) WO2017101270A1 (es)

Families Citing this family (6)

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Publication number Priority date Publication date Assignee Title
CN105425308A (zh) * 2015-12-18 2016-03-23 同方威视技术股份有限公司 物品跟踪系统和方法
CN106403842B (zh) * 2016-10-31 2019-12-31 紫光智云(江苏)物联网科技有限公司 目标物品的电子追踪系统及方法
CN108072909A (zh) * 2016-11-17 2018-05-25 富士通株式会社 物品检测方法、装置和系统
CN108205643B (zh) * 2016-12-16 2020-05-15 同方威视技术股份有限公司 图像匹配方法和装置
CN107403444B (zh) * 2017-09-12 2023-07-18 深圳市中联讯科技有限公司 识别系统
CN108701239B (zh) * 2018-03-20 2021-06-01 达闼机器人有限公司 物品定位方法及系统

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CN1339137A (zh) * 1999-02-01 2002-03-06 贝奥尼克控股有限公司 对象识别与跟踪系统
CN101595495A (zh) * 2007-01-24 2009-12-02 香港理工大学 利用射频识别设备识别对象运动和位置的装置和方法
CN102884539A (zh) * 2010-03-12 2013-01-16 日升研发控股有限责任公司 用于产品识别的系统和方法
WO2013040256A2 (en) * 2011-09-13 2013-03-21 Eagile, Inc. Portal with rfid tag reader and object recognition functionality
CN103575245A (zh) * 2012-07-31 2014-02-12 西克股份公司 用于安装在传送带上的检测系统
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CN105425308A (zh) * 2015-12-18 2016-03-23 同方威视技术股份有限公司 物品跟踪系统和方法

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KR20180006424A (ko) 2018-01-17
AR105898A1 (es) 2017-11-22
BR112017025118A2 (pt) 2018-10-30
CN105425308A (zh) 2016-03-23

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