KR20150090778A - 깊이 정보 추출 장치 및 방법 - Google Patents
깊이 정보 추출 장치 및 방법 Download PDFInfo
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- KR20150090778A KR20150090778A KR1020140011786A KR20140011786A KR20150090778A KR 20150090778 A KR20150090778 A KR 20150090778A KR 1020140011786 A KR1020140011786 A KR 1020140011786A KR 20140011786 A KR20140011786 A KR 20140011786A KR 20150090778 A KR20150090778 A KR 20150090778A
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- G01B11/00—Measuring arrangements characterised by the use of optical techniques
- G01B11/22—Measuring arrangements characterised by the use of optical techniques for measuring depth
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N13/00—Stereoscopic video systems; Multi-view video systems; Details thereof
- H04N13/20—Image signal generators
- H04N13/271—Image signal generators wherein the generated image signals comprise depth maps or disparity maps
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01B—MEASURING LENGTH, THICKNESS OR SIMILAR LINEAR DIMENSIONS; MEASURING ANGLES; MEASURING AREAS; MEASURING IRREGULARITIES OF SURFACES OR CONTOURS
- G01B11/00—Measuring arrangements characterised by the use of optical techniques
- G01B11/24—Measuring arrangements characterised by the use of optical techniques for measuring contours or curvatures
- G01B11/25—Measuring arrangements characterised by the use of optical techniques for measuring contours or curvatures by projecting a pattern, e.g. one or more lines, moiré fringes on the object
- G01B11/2513—Measuring arrangements characterised by the use of optical techniques for measuring contours or curvatures by projecting a pattern, e.g. one or more lines, moiré fringes on the object with several lines being projected in more than one direction, e.g. grids, patterns
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- 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
- G01S17/00—Systems using the reflection or reradiation of electromagnetic waves other than radio waves, e.g. lidar systems
- G01S17/86—Combinations of lidar systems with systems other than lidar, radar or sonar, e.g. with direction finders
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- 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
- G01S17/00—Systems using the reflection or reradiation of electromagnetic waves other than radio waves, e.g. lidar systems
- G01S17/88—Lidar systems specially adapted for specific applications
- G01S17/89—Lidar systems specially adapted for specific applications for mapping or imaging
- G01S17/894—3D imaging with simultaneous measurement of time-of-flight at a 2D array of receiver pixels, e.g. time-of-flight cameras or flash lidar
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
- G06T7/00—Image analysis
- G06T7/50—Depth or shape recovery
- G06T7/521—Depth or shape recovery from laser ranging, e.g. using interferometry; from the projection of structured light
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N13/00—Stereoscopic video systems; Multi-view video systems; Details thereof
- H04N13/20—Image signal generators
- H04N13/204—Image signal generators using stereoscopic image cameras
- H04N13/25—Image signal generators using stereoscopic image cameras using two or more image sensors with different characteristics other than in their location or field of view, e.g. having different resolutions or colour pickup characteristics; using image signals from one sensor to control the characteristics of another sensor
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N13/00—Stereoscopic video systems; Multi-view video systems; Details thereof
- H04N13/20—Image signal generators
- H04N13/204—Image signal generators using stereoscopic image cameras
- H04N13/254—Image signal generators using stereoscopic image cameras in combination with electromagnetic radiation sources for illuminating objects
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N13/00—Stereoscopic video systems; Multi-view video systems; Details thereof
- H04N13/20—Image signal generators
- H04N13/257—Colour aspects
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N13/00—Stereoscopic video systems; Multi-view video systems; Details thereof
- H04N13/20—Image signal generators
- H04N13/296—Synchronisation thereof; Control thereof
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N21/00—Selective content distribution, e.g. interactive television or video on demand [VOD]
- H04N21/20—Servers specifically adapted for the distribution of content, e.g. VOD servers; Operations thereof
- H04N21/25—Management operations performed by the server for facilitating the content distribution or administrating data related to end-users or client devices, e.g. end-user or client device authentication, learning user preferences for recommending movies
- H04N21/254—Management at additional data server, e.g. shopping server, rights management server
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N23/00—Cameras or camera modules comprising electronic image sensors; Control thereof
- H04N23/10—Cameras or camera modules comprising electronic image sensors; Control thereof for generating image signals from different wavelengths
- H04N23/11—Cameras or camera modules comprising electronic image sensors; Control thereof for generating image signals from different wavelengths for generating image signals from visible and infrared light wavelengths
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N5/00—Details of television systems
- H04N5/222—Studio circuitry; Studio devices; Studio equipment
- H04N5/2224—Studio circuitry; Studio devices; Studio equipment related to virtual studio applications
- H04N5/2226—Determination of depth image, e.g. for foreground/background separation
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- 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
- G06T2207/10—Image acquisition modality
- G06T2207/10016—Video; Image sequence
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- 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
- G06T2207/10—Image acquisition modality
- G06T2207/10024—Color image
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- 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
- G06T2207/10—Image acquisition modality
- G06T2207/10048—Infrared image
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- 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
- G06T2207/10—Image acquisition modality
- G06T2207/10141—Special mode during image acquisition
- G06T2207/10152—Varying illumination
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- Radar, Positioning & Navigation (AREA)
- Remote Sensing (AREA)
- Theoretical Computer Science (AREA)
- Optics & Photonics (AREA)
- Computer Networks & Wireless Communication (AREA)
- Databases & Information Systems (AREA)
- Length Measuring Devices By Optical Means (AREA)
- Measurement Of Optical Distance (AREA)
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- Transforming Electric Information Into Light Information (AREA)
- Projection Apparatus (AREA)
Abstract
Description
도 2는 RGB 카메라의 파장 대역 별 Quantum Efficiency를 나타낸다.
도 3은 본 발명의 한 실시예에 따른 깊이 정보 추출 장치의 블록도이다.
도 4는 본 발명의 한 실시예에 따른 깊이 정보 추출 장치의 깊이 정보 추출 방법을 나타내는 순서도이다.
도 5는 본 발명의 한 실시예에 따른 깊이 정보 추출 장치의 투사부가 주기적으로 IR 광을 투사하는 패턴을 나타낸다.
도 6은 본 발명의 한 실시예에 따른 깊이 정보 추출 장치의 RGB 카메라가 촬영하는 영상을 나타낸다.
310: 투사부
320: RGB 카메라
330: 신호 처리부
340: 제어부
Claims (7)
- IR(InfraRed) 광을 주기적으로 투사하는 투사부,
영상을 촬영하는 카메라부, 그리고
상기 카메라부에 의하여 촬영된 영상을 이용하여 깊이 정보 추출 및 RGB 영상 정보 추출을 수행하는 신호 처리부를 포함하며,
상기 신호 처리부는 제1 시간 영역동안 수신한 영상을 이용하여 깊이 정보를 추출하고, 제2 시간 영역동안 수신한 영상을 이용하여 RGB 영상 정보를 추출하는 깊이 정보 추출 장치. - 제1항에 있어서,
상기 제1 시간 영역은 상기 투사부가 상기 IR 광을 투사하는 주기에 대응하는 깊이 정보 추출 장치. - 제1항에 있어서,
상기 제1 시간 영역동안 수신한 영상은 상기 IR 광의 패턴 및 RGB 영상을 포함하며, 상기 제2 시간 영역동안 수신한 영상은 RGB 영상을 포함하는 깊이 정보 추출 장치. - 제1항에 있어서,
상기 투사부, 상기 카메라부 및 상기 신호 처리부를 제어하는 제어부를 더 포함하며,
상기 제어부는 상기 IR 광을 투사하는 주기를 제어하는 깊이 정보 추출 장치. - 깊이 정보 추출 장치의 깊이 정보 추출 방법에 있어서,
IR(InfraRed) 광을 주기적으로 투사하는 단계,
영상을 촬영하는 단계,
제1 시간 영역동안 촬영된 영상을 이용하여 깊이 정보를 추출하는 단계, 그리고
제2 시간 영역동안 촬영된 영상을 이용하여 RGB 영상 정보를 추출하는 단계
를 포함하는 깊이 정보 추출 방법. - 제5항에 있어서,
상기 제1 시간 영역은 상기 IR 광을 투사하는 주기에 대응하는 깊이 정보 추출 방법. - 제6항에 있어서,
상기 깊이 정보를 추출하는 단계에 의하여 추출된 깊이 정보를 이용하여 상기 IR 광을 투사하는 주기를 조절하는 단계
를 더 포함하는 깊이 정보 추출 방법.
Priority Applications (7)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR1020140011786A KR102277309B1 (ko) | 2014-01-29 | 2014-01-29 | 깊이 정보 추출 장치 및 방법 |
US15/115,172 US10690484B2 (en) | 2014-01-29 | 2015-01-28 | Depth information extracting device and method |
EP15742848.3A EP3101893B1 (en) | 2014-01-29 | 2015-01-28 | Depth information extracting device and method |
CN201580006363.9A CN105940675A (zh) | 2014-01-29 | 2015-01-28 | 深度信息提取装置和方法 |
PCT/KR2015/000917 WO2015115802A1 (ko) | 2014-01-29 | 2015-01-28 | 깊이 정보 추출 장치 및 방법 |
JP2016549147A JP6644694B2 (ja) | 2014-01-29 | 2015-01-28 | 深さ情報抽出装置および方法 |
KR1020210089584A KR102400992B1 (ko) | 2014-01-29 | 2021-07-08 | 깊이 정보 추출 장치 및 방법 |
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KR20150090778A true KR20150090778A (ko) | 2015-08-06 |
KR102277309B1 KR102277309B1 (ko) | 2021-07-14 |
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KR1020140011786A Active KR102277309B1 (ko) | 2014-01-29 | 2014-01-29 | 깊이 정보 추출 장치 및 방법 |
KR1020210089584A Active KR102400992B1 (ko) | 2014-01-29 | 2021-07-08 | 깊이 정보 추출 장치 및 방법 |
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US (1) | US10690484B2 (ko) |
EP (1) | EP3101893B1 (ko) |
JP (1) | JP6644694B2 (ko) |
KR (2) | KR102277309B1 (ko) |
CN (1) | CN105940675A (ko) |
WO (1) | WO2015115802A1 (ko) |
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2014
- 2014-01-29 KR KR1020140011786A patent/KR102277309B1/ko active Active
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2015
- 2015-01-28 EP EP15742848.3A patent/EP3101893B1/en active Active
- 2015-01-28 US US15/115,172 patent/US10690484B2/en not_active Expired - Fee Related
- 2015-01-28 WO PCT/KR2015/000917 patent/WO2015115802A1/ko active Application Filing
- 2015-01-28 CN CN201580006363.9A patent/CN105940675A/zh active Pending
- 2015-01-28 JP JP2016549147A patent/JP6644694B2/ja active Active
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Publication number | Publication date |
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KR102400992B1 (ko) | 2022-05-23 |
EP3101893B1 (en) | 2020-04-22 |
US10690484B2 (en) | 2020-06-23 |
EP3101893A1 (en) | 2016-12-07 |
WO2015115802A1 (ko) | 2015-08-06 |
EP3101893A4 (en) | 2017-07-26 |
KR20210090134A (ko) | 2021-07-19 |
JP2017506740A (ja) | 2017-03-09 |
CN105940675A (zh) | 2016-09-14 |
KR102277309B1 (ko) | 2021-07-14 |
JP6644694B2 (ja) | 2020-02-12 |
US20160349043A1 (en) | 2016-12-01 |
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