AU2009227717B2 - Object and movement detection - Google Patents

Object and movement detection Download PDF

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Publication number
AU2009227717B2
AU2009227717B2 AU2009227717A AU2009227717A AU2009227717B2 AU 2009227717 B2 AU2009227717 B2 AU 2009227717B2 AU 2009227717 A AU2009227717 A AU 2009227717A AU 2009227717 A AU2009227717 A AU 2009227717A AU 2009227717 B2 AU2009227717 B2 AU 2009227717B2
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AU
Australia
Prior art keywords
matrix
impulse responses
filter
objects
motion
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AU2009227717A
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English (en)
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AU2009227717A1 (en
Inventor
Tobias Dahl
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Elliptic Laboratories ASA
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Elliptic Laboratories ASA
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Filing date
Publication date
Priority claimed from GB0805053A external-priority patent/GB0805053D0/en
Priority claimed from GB0805145A external-priority patent/GB0805145D0/en
Application filed by Elliptic Laboratories ASA filed Critical Elliptic Laboratories ASA
Publication of AU2009227717A1 publication Critical patent/AU2009227717A1/en
Application granted granted Critical
Publication of AU2009227717B2 publication Critical patent/AU2009227717B2/en
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Classifications

    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F3/00—Input arrangements for transferring data to be processed into a form capable of being handled by the computer; Output arrangements for transferring data from processing unit to output unit, e.g. interface arrangements
    • G06F3/01—Input arrangements or combined input and output arrangements for interaction between user and computer
    • G06F3/017—Gesture based interaction, e.g. based on a set of recognized hand gestures
    • 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
    • G01S15/00—Systems using the reflection or reradiation of acoustic waves, e.g. sonar systems
    • G01S15/02—Systems using the reflection or reradiation of acoustic waves, e.g. sonar systems using reflection of acoustic waves
    • G01S15/50—Systems of measurement, based on relative movement of the target
    • G01S15/58—Velocity or trajectory determination systems; Sense-of-movement determination systems
    • G01S15/62—Sense-of-movement determination
    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F3/00—Input arrangements for transferring data to be processed into a form capable of being handled by the computer; Output arrangements for transferring data from processing unit to output unit, e.g. interface arrangements
    • G06F3/01—Input arrangements or combined input and output arrangements for interaction between user and computer
    • G06F3/03—Arrangements for converting the position or the displacement of a member into a coded form
    • G06F3/041—Digitisers, e.g. for touch screens or touch pads, characterised by the transducing means
    • G06F3/043—Digitisers, e.g. for touch screens or touch pads, characterised by the transducing means using propagating acoustic 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
    • G01S15/00—Systems using the reflection or reradiation of acoustic waves, e.g. sonar systems
    • G01S15/02—Systems using the reflection or reradiation of acoustic waves, e.g. sonar systems using reflection of acoustic waves
    • G01S15/04—Systems determining presence of a target
    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F2203/00—Indexing scheme relating to G06F3/00 - G06F3/048
    • G06F2203/041—Indexing scheme relating to G06F3/041 - G06F3/045
    • G06F2203/04106—Multi-sensing digitiser, i.e. digitiser using at least two different sensing technologies simultaneously or alternatively, e.g. for detecting pen and finger, for saving power or for improving position detection
    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F2203/00—Indexing scheme relating to G06F3/00 - G06F3/048
    • G06F2203/041—Indexing scheme relating to G06F3/041 - G06F3/045
    • G06F2203/04108—Touchless 2D- digitiser, i.e. digitiser detecting the X/Y position of the input means, finger or stylus, also when it does not touch, but is proximate to the digitiser's interaction surface without distance measurement in the Z direction
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L25/00—Baseband systems
    • H04L25/02—Details ; arrangements for supplying electrical power along data transmission lines
    • H04L25/0202—Channel estimation
    • H04L25/0204—Channel estimation of multiple channels
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L25/00—Baseband systems
    • H04L25/02—Details ; arrangements for supplying electrical power along data transmission lines
    • H04L25/0202—Channel estimation
    • H04L25/024—Channel estimation channel estimation algorithms
    • H04L25/0242—Channel estimation channel estimation algorithms using matrix methods

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  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Theoretical Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Human Computer Interaction (AREA)
  • Acoustics & Sound (AREA)
  • Radar, Positioning & Navigation (AREA)
  • Remote Sensing (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Image Analysis (AREA)
  • Measurement Of Velocity Or Position Using Acoustic Or Ultrasonic Waves (AREA)
  • Measurement Of The Respiration, Hearing Ability, Form, And Blood Characteristics Of Living Organisms (AREA)
  • User Interface Of Digital Computer (AREA)
AU2009227717A 2008-03-18 2009-03-18 Object and movement detection Active AU2009227717B2 (en)

Applications Claiming Priority (5)

Application Number Priority Date Filing Date Title
GB0805053A GB0805053D0 (en) 2008-03-18 2008-03-18 Object and movement detection
GB0805053.6 2008-03-18
GB0805145A GB0805145D0 (en) 2008-03-19 2008-03-19 Object and movement detection
GB0805145.0 2008-03-19
PCT/GB2009/000725 WO2009115799A1 (en) 2008-03-18 2009-03-18 Object and movement detection

Publications (2)

Publication Number Publication Date
AU2009227717A1 AU2009227717A1 (en) 2009-09-24
AU2009227717B2 true AU2009227717B2 (en) 2015-02-05

Family

ID=40847854

Family Applications (1)

Application Number Title Priority Date Filing Date
AU2009227717A Active AU2009227717B2 (en) 2008-03-18 2009-03-18 Object and movement detection

Country Status (7)

Country Link
US (3) US8625846B2 (enExample)
EP (2) EP2281231B1 (enExample)
JP (1) JP5628144B2 (enExample)
CN (1) CN102027440A (enExample)
AU (1) AU2009227717B2 (enExample)
CA (1) CA2718680C (enExample)
WO (1) WO2009115799A1 (enExample)

Families Citing this family (85)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP1956554B1 (en) * 2007-02-09 2009-10-07 Agfa-Gevaert Visual enhancement of interval changes using a temporal subtraction technique
CN102027440A (zh) * 2008-03-18 2011-04-20 艾利普提克实验室股份有限公司 对象与运动检测
GB0806196D0 (en) * 2008-04-04 2008-05-14 Elliptic Laboratories As Multi-range object location estimation
GB0810179D0 (en) * 2008-06-04 2008-07-09 Elliptic Laboratories As Object location
EP2486474B1 (en) 2009-10-07 2020-03-04 Elliptic Laboratories AS User interfaces
WO2011048433A1 (en) 2009-10-23 2011-04-28 Elliptic Laboratories As Touchless interfaces
CN102361597A (zh) * 2010-01-20 2012-02-22 松下电器产业株式会社 位移估计方法、位移估计装置
KR101678549B1 (ko) * 2010-02-02 2016-11-23 삼성전자주식회사 표면 음향 신호를 이용한 유저 인터페이스 제공 장치 및 방법, 유저 인터페이스를 구비한 디바이스
JP5672739B2 (ja) * 2010-03-29 2015-02-18 ヤマハ株式会社 音響処理装置
US8907929B2 (en) * 2010-06-29 2014-12-09 Qualcomm Incorporated Touchless sensing and gesture recognition using continuous wave ultrasound signals
GB201010953D0 (en) 2010-06-29 2010-08-11 Elliptic Laboratories As User control of electronic devices
GB201013117D0 (en) 2010-08-04 2010-09-22 Elliptic Laboratories As Control of electronic devices
WO2012022979A1 (en) 2010-08-19 2012-02-23 Elliptic Laboratories As Interaction with portable devices
WO2012028884A1 (en) 2010-09-02 2012-03-08 Elliptic Laboratories As Motion feedback
US8223589B2 (en) * 2010-10-28 2012-07-17 Hon Hai Precision Industry Co., Ltd. Gesture recognition apparatus and method
GB201021477D0 (en) 2010-12-17 2011-02-02 Elliptic Laboratories As Signal processing
US9857868B2 (en) 2011-03-19 2018-01-02 The Board Of Trustees Of The Leland Stanford Junior University Method and system for ergonomic touch-free interface
WO2012128916A2 (en) 2011-03-24 2012-09-27 AYaH, LLC Method for generating a human likeness score
US8840466B2 (en) 2011-04-25 2014-09-23 Aquifi, Inc. Method and system to create three-dimensional mapping in a two-dimensional game
WO2012172322A2 (en) 2011-06-13 2012-12-20 Elliptic Laboratories As Touchless interaction
GB201116734D0 (en) * 2011-09-28 2011-11-09 Elliptic Laboratories As Improvements in touchless object motion estimation
US9245447B2 (en) * 2011-11-21 2016-01-26 Continental Teves Ag & Co. Ohg Method and device for the position determination of objects in road traffic, based on communication signals, and use of the device
US9563278B2 (en) * 2011-12-19 2017-02-07 Qualcomm Incorporated Gesture controlled audio user interface
CN104023644B (zh) * 2011-12-30 2017-10-13 皇家飞利浦有限公司 用于在超声成像中的针可视化增强的方法和装置
US9383436B2 (en) 2012-01-18 2016-07-05 Tdc Acquisition Holdings, Inc. One way time of flight distance measurement
US9639959B2 (en) * 2012-01-26 2017-05-02 Qualcomm Incorporated Mobile device configured to compute 3D models based on motion sensor data
US8854433B1 (en) 2012-02-03 2014-10-07 Aquifi, Inc. Method and system enabling natural user interface gestures with an electronic system
EP2821009A4 (en) * 2012-03-02 2015-10-28 Nec Corp MOTION DETERMINATION DEVICE, MOTION DETERMINATION SYSTEM, AND MOTION DETERMINATION METHOD
GB201203832D0 (en) 2012-03-05 2012-04-18 Elliptic Laboratories As User input system
GB201203830D0 (en) 2012-03-05 2012-04-18 Elliptic Laboratories As Touchless user interfaces
WO2013140130A1 (en) 2012-03-21 2013-09-26 Elliptic Laboratories As Signal processing for acoustic user input
US10448161B2 (en) * 2012-04-02 2019-10-15 Qualcomm Incorporated Systems, methods, apparatus, and computer-readable media for gestural manipulation of a sound field
CN103377647B (zh) * 2012-04-24 2015-10-07 中国科学院声学研究所 一种基于音视频信息的自动音乐记谱方法及系统
CN103229127A (zh) * 2012-05-21 2013-07-31 华为技术有限公司 一种非接触式手势控制方法及装置
CN103473543B (zh) * 2012-06-07 2016-10-05 富士通株式会社 用于提取图像中对象边界的装置、方法以及电子设备
US9111135B2 (en) 2012-06-25 2015-08-18 Aquifi, Inc. Systems and methods for tracking human hands using parts based template matching using corresponding pixels in bounded regions of a sequence of frames that are a specified distance interval from a reference camera
US9098739B2 (en) 2012-06-25 2015-08-04 Aquifi, Inc. Systems and methods for tracking human hands using parts based template matching
GB201212685D0 (en) 2012-07-17 2012-08-29 Elliptic Laboratories As Control of electronic devices
US8836768B1 (en) 2012-09-04 2014-09-16 Aquifi, Inc. Method and system enabling natural user interface gestures with user wearable glasses
US20220303167A1 (en) * 2012-12-05 2022-09-22 Beibei Wang Method, apparatus, and system for identifying and qualifying devices for wireless sensing
US9091628B2 (en) 2012-12-21 2015-07-28 L-3 Communications Security And Detection Systems, Inc. 3D mapping with two orthogonal imaging views
US9129155B2 (en) 2013-01-30 2015-09-08 Aquifi, Inc. Systems and methods for initializing motion tracking of human hands using template matching within bounded regions determined using a depth map
US9092665B2 (en) * 2013-01-30 2015-07-28 Aquifi, Inc Systems and methods for initializing motion tracking of human hands
EP2956840B1 (en) 2013-02-15 2023-05-10 Elliptic Laboratories ASA Touchless user interfaces
JP5862587B2 (ja) * 2013-03-25 2016-02-16 コニカミノルタ株式会社 ジェスチャ判別装置、ジェスチャ判別方法、およびコンピュータプログラム
US9298266B2 (en) 2013-04-02 2016-03-29 Aquifi, Inc. Systems and methods for implementing three-dimensional (3D) gesture based graphical user interfaces (GUI) that incorporate gesture reactive interface objects
GB201306475D0 (en) * 2013-04-10 2013-05-22 Elliptic Laboratories As Touchless interaction devices
US9798388B1 (en) 2013-07-31 2017-10-24 Aquifi, Inc. Vibrotactile system to augment 3D input systems
US11243611B2 (en) * 2013-08-07 2022-02-08 Nike, Inc. Gesture recognition
WO2015022498A1 (en) 2013-08-15 2015-02-19 Elliptic Laboratories As Touchless user interfaces
EP3041736B1 (en) * 2013-09-06 2019-02-20 LM Wind Power International Technology II ApS One way time of flight distance measurement
US9507417B2 (en) 2014-01-07 2016-11-29 Aquifi, Inc. Systems and methods for implementing head tracking based graphical user interfaces (GUI) that incorporate gesture reactive interface objects
US9619105B1 (en) 2014-01-30 2017-04-11 Aquifi, Inc. Systems and methods for gesture based interaction with viewpoint dependent user interfaces
JP6307627B2 (ja) * 2014-03-14 2018-04-04 株式会社ソニー・インタラクティブエンタテインメント 空間感知を備えるゲーム機
GB201412268D0 (en) 2014-07-10 2014-08-27 Elliptic Laboratories As Gesture control
CN105373215B (zh) * 2014-08-25 2018-01-30 中国人民解放军理工大学 基于手势编码与译码的动态无线手势识别方法
GB201421427D0 (en) 2014-12-02 2015-01-14 Elliptic Laboratories As Ultrasonic proximity and movement detection
CN113940655B (zh) * 2015-04-20 2024-08-20 瑞思迈传感器技术有限公司 用传感器进行手势识别
US11592913B2 (en) * 2015-07-17 2023-02-28 Origin Wireless, Inc. Method, apparatus, and system for wireless writing tracking
CN105260024B (zh) * 2015-10-15 2018-01-26 广东欧珀移动通信有限公司 一种在屏幕上模拟手势运动轨迹的方法及装置
CN105335025A (zh) * 2015-10-15 2016-02-17 广东欧珀移动通信有限公司 一种移动终端的截屏方法和装置
US10184797B2 (en) * 2015-12-18 2019-01-22 Invensense, Inc. Apparatus and methods for ultrasonic sensor navigation
GB201602319D0 (en) 2016-02-09 2016-03-23 Elliptic Laboratories As Proximity detection
FR3054325B1 (fr) * 2016-07-21 2019-08-16 Centre National De La Recherche Scientifique - Cnrs - Procede et dispositif acoustique pour mesurer des mouvements de surface.
US10528147B2 (en) * 2017-03-06 2020-01-07 Microsoft Technology Licensing, Llc Ultrasonic based gesture recognition
US10102452B2 (en) * 2017-03-14 2018-10-16 Clarius Mobile Health Corp. Systems and methods for identifying an imaged needle in an ultrasound image
US10984315B2 (en) 2017-04-28 2021-04-20 Microsoft Technology Licensing, Llc Learning-based noise reduction in data produced by a network of sensors, such as one incorporated into loose-fitting clothing worn by a person
US11144153B2 (en) 2017-12-07 2021-10-12 Elliptic Laboratories As User interface with acoustic proximity and position sensing arrangements
CN108089702B (zh) * 2017-12-07 2020-01-17 深圳大学 一种基于超声波的人机体感交互方法及系统
EP3518002A1 (de) * 2018-01-25 2019-07-31 Ibeo Automotive Systems GmbH Verfahren und vorrichtung zur optischen distanzmessung
CN108961308B (zh) * 2018-06-01 2021-07-02 南京信息工程大学 一种漂移检测的残差深度特征目标跟踪方法
US11287526B2 (en) * 2018-11-21 2022-03-29 Microsoft Technology Licensing, Llc Locating spatialized sounds nodes for echolocation using unsupervised machine learning
CN109871122B (zh) * 2019-01-18 2023-01-10 深圳大学 一种智能电子设备的水下操控系统及其操控方法
CN110163886A (zh) * 2019-05-16 2019-08-23 东莞职业技术学院 一种基于透明运动的多图像运动估计及匹配算法
CN110223323B (zh) * 2019-06-02 2022-03-04 西安电子科技大学 基于深度特征自适应相关滤波的目标跟踪方法
CN115916047B (zh) * 2020-07-30 2025-11-21 株式会社村田制作所 行动状态推测装置、行动状态推测方法、行动状态学习装置以及行动状态学习方法
CN112258132B (zh) * 2020-11-18 2023-06-16 中国联合网络通信集团有限公司 仓储管理方法、系统、计算机设备及存储介质
CN114943242B (zh) * 2021-02-08 2024-11-19 北京小米移动软件有限公司 事件检测方法及装置、电子设备、存储介质
US11606152B2 (en) * 2021-06-08 2023-03-14 Cisco Technology, Inc. Channel predictive behavior and fault analysis
NO347670B1 (en) 2021-11-05 2024-02-19 Elliptic Laboratories Asa Proximity and distance detection
NO347534B1 (en) 2021-11-05 2023-12-11 Elliptic Laboratories Asa Person or object detection
NO348218B1 (en) 2021-11-05 2024-10-07 Elliptic Laboratories Asa Presence detecting device
WO2023239205A1 (en) * 2022-06-10 2023-12-14 Samsung Electronics Co., Ltd. Method and device for inference in ultra-wide band system (uwb)
DE102022131463A1 (de) * 2022-11-29 2024-05-29 Valeo Schalter Und Sensoren Gmbh Verfahren zum Betreiben einer Fahrzeugfunktion eines Kraftfahrzeugs mittels einer ultraschallbasierten Gestensteuerung
WO2025041416A1 (ja) * 2023-08-22 2025-02-27 パナソニックＩｐマネジメント株式会社 情報処理方法、情報処理装置及びプログラム

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2004102301A2 (en) * 2003-05-15 2004-11-25 Qinetiq Limited Non contact human-computer interface
WO2006067436A1 (en) * 2004-12-21 2006-06-29 Universitetet I Oslo Channel impulse response estimation

Family Cites Families (22)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5645077A (en) * 1994-06-16 1997-07-08 Massachusetts Institute Of Technology Inertial orientation tracker apparatus having automatic drift compensation for tracking human head and other similarly sized body
JP3777650B2 (ja) * 1995-04-28 2006-05-24 松下電器産業株式会社 インターフェイス装置
US5875257A (en) * 1997-03-07 1999-02-23 Massachusetts Institute Of Technology Apparatus for controlling continuous behavior through hand and arm gestures
US6313825B1 (en) * 1998-12-28 2001-11-06 Gateway, Inc. Virtual input device
EP1041485A1 (en) * 1999-03-31 2000-10-04 Sony Service Center (Europe) N.V. Object with polymorphism
JP2003131785A (ja) * 2001-10-22 2003-05-09 Toshiba Corp インタフェース装置および操作制御方法およびプログラム製品
US6990639B2 (en) * 2002-02-07 2006-01-24 Microsoft Corporation System and process for controlling electronic components in a ubiquitous computing environment using multimodal integration
AU2003217587A1 (en) * 2002-02-15 2003-09-09 Canesta, Inc. Gesture recognition system using depth perceptive sensors
US7627139B2 (en) * 2002-07-27 2009-12-01 Sony Computer Entertainment Inc. Computer image and audio processing of intensity and input devices for interfacing with a computer program
US7308286B2 (en) * 2003-11-20 2007-12-11 Telefonaktiebolaget Lm Ericsson (Publ) Multi-dimensional joint searcher and channel estimators
KR100588042B1 (ko) * 2004-01-14 2006-06-09 한국과학기술연구원 인터액티브 프레젠테이션 시스템
US7653883B2 (en) 2004-07-30 2010-01-26 Apple Inc. Proximity detector in handheld device
KR100754385B1 (ko) * 2004-09-30 2007-08-31 삼성전자주식회사 오디오/비디오 센서를 이용한 위치 파악, 추적 및 분리장치와 그 방법
WO2007033286A2 (en) * 2005-09-13 2007-03-22 Verificon Corporation System and method for object tracking and activity analysis
US7834850B2 (en) * 2005-11-29 2010-11-16 Navisense Method and system for object control
US7414705B2 (en) 2005-11-29 2008-08-19 Navisense Method and system for range measurement
US8055073B1 (en) * 2006-12-19 2011-11-08 Playvision Technologies, Inc. System and method for enabling meaningful interaction with video based characters and objects
US7412077B2 (en) * 2006-12-29 2008-08-12 Motorola, Inc. Apparatus and methods for head pose estimation and head gesture detection
WO2009045861A1 (en) * 2007-10-05 2009-04-09 Sensory, Incorporated Systems and methods of performing speech recognition using gestures
US8555207B2 (en) * 2008-02-27 2013-10-08 Qualcomm Incorporated Enhanced input using recognized gestures
CN102027440A (zh) * 2008-03-18 2011-04-20 艾利普提克实验室股份有限公司 对象与运动检测
US20100295782A1 (en) * 2009-05-21 2010-11-25 Yehuda Binder System and method for control based on face ore hand gesture detection

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2004102301A2 (en) * 2003-05-15 2004-11-25 Qinetiq Limited Non contact human-computer interface
WO2006067436A1 (en) * 2004-12-21 2006-06-29 Universitetet I Oslo Channel impulse response estimation

Also Published As

Publication number Publication date
JP2011517584A (ja) 2011-06-16
CA2718680C (en) 2016-12-06
EP2701042B1 (en) 2015-01-28
CA2718680A1 (en) 2009-09-24
CN102027440A (zh) 2011-04-20
EP2701042A1 (en) 2014-02-26
EP2281231A1 (en) 2011-02-09
US20150301611A1 (en) 2015-10-22
EP2281231B1 (en) 2013-10-30
US9098116B2 (en) 2015-08-04
AU2009227717A1 (en) 2009-09-24
US20140320390A1 (en) 2014-10-30
WO2009115799A1 (en) 2009-09-24
US20110096954A1 (en) 2011-04-28
JP5628144B2 (ja) 2014-11-19
US8625846B2 (en) 2014-01-07

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