HK1157305A1 - Video-based system and method of elevator door detection - Google Patents

Video-based system and method of elevator door detection

Info

Publication number
HK1157305A1
HK1157305A1 HK11111424.0A HK11111424A HK1157305A1 HK 1157305 A1 HK1157305 A1 HK 1157305A1 HK 11111424 A HK11111424 A HK 11111424A HK 1157305 A1 HK1157305 A1 HK 1157305A1
Authority
HK
Hong Kong
Prior art keywords
video
based system
elevator door
door detection
detection
Prior art date
Application number
HK11111424.0A
Other languages
English (en)
Inventor
Enwei Zhang
Feng Chen
Zisheng Cao
Zhen Jia
Peiyuan Peng
Original Assignee
Otis Elevator Co
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 Otis Elevator Co filed Critical Otis Elevator Co
Publication of HK1157305A1 publication Critical patent/HK1157305A1/xx

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B66—HOISTING; LIFTING; HAULING
    • B66B—ELEVATORS; ESCALATORS OR MOVING WALKWAYS
    • B66B13/00—Doors, gates, or other apparatus controlling access to, or exit from, cages or lift well landings
    • B66B13/24—Safety devices in passenger lifts, not otherwise provided for, for preventing trapping of passengers
    • B66B13/26—Safety devices in passenger lifts, not otherwise provided for, for preventing trapping of passengers between closing doors
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B66—HOISTING; LIFTING; HAULING
    • B66B—ELEVATORS; ESCALATORS OR MOVING WALKWAYS
    • B66B13/00—Doors, gates, or other apparatus controlling access to, or exit from, cages or lift well landings
    • B66B13/02—Door or gate operation
    • B66B13/14—Control systems or devices
    • B66B13/143—Control systems or devices electrical
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
    • G06T7/00—Image analysis
    • G06T7/70—Determining position or orientation of objects or cameras
    • G06T7/73—Determining position or orientation of objects or cameras using feature-based methods
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
    • G06T2207/00—Indexing scheme for image analysis or image enhancement
    • G06T2207/30—Subject of image; Context of image processing
    • G06T2207/30232—Surveillance

Landscapes

  • Engineering & Computer Science (AREA)
  • Automation & Control Theory (AREA)
  • Computer Vision & Pattern Recognition (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Theoretical Computer Science (AREA)
  • Elevator Door Apparatuses (AREA)
  • Indicating And Signalling Devices For Elevators (AREA)
HK11111424.0A 2008-05-22 2011-10-24 Video-based system and method of elevator door detection HK1157305A1 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
PCT/CN2008/000987 WO2009140793A1 (en) 2008-05-22 2008-05-22 Video-based system and method of elevator door detection

Publications (1)

Publication Number Publication Date
HK1157305A1 true HK1157305A1 (en) 2012-06-29

Family

ID=41339716

Family Applications (1)

Application Number Title Priority Date Filing Date
HK11111424.0A HK1157305A1 (en) 2008-05-22 2011-10-24 Video-based system and method of elevator door detection

Country Status (6)

Country Link
US (1) US8660700B2 (xx)
EP (1) EP2300949B1 (xx)
JP (1) JP5369175B2 (xx)
CN (1) CN102036899B (xx)
HK (1) HK1157305A1 (xx)
WO (1) WO2009140793A1 (xx)

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CN106144861B (zh) * 2015-04-03 2020-07-24 奥的斯电梯公司 用于乘客运输控制的基于深度传感器的乘客感测
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CN110002305B (zh) * 2018-12-25 2020-12-25 浙江新再灵科技股份有限公司 一种基于计算机视觉技术的电梯门缝线检测方法与系统
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JP6696102B1 (ja) * 2019-05-20 2020-05-20 東芝エレベータ株式会社 画像処理装置およびマーカ
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CN110759211B (zh) * 2019-10-17 2022-04-15 宁波微科光电股份有限公司 一种基于图像处理的电梯防夹方法及系统
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Also Published As

Publication number Publication date
EP2300949A1 (en) 2011-03-30
CN102036899A (zh) 2011-04-27
US8660700B2 (en) 2014-02-25
CN102036899B (zh) 2013-10-23
US20110202178A1 (en) 2011-08-18
WO2009140793A1 (en) 2009-11-26
EP2300949B1 (en) 2016-02-17
JP2011522758A (ja) 2011-08-04
EP2300949A4 (en) 2014-08-27
JP5369175B2 (ja) 2013-12-18

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Legal Events

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PC Patent ceased (i.e. patent has lapsed due to the failure to pay the renewal fee)

Effective date: 20180522