CN104024789A - 用于深度成像器的光源驱动器电路 - Google Patents

用于深度成像器的光源驱动器电路 Download PDF

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Publication number
CN104024789A
CN104024789A CN201380003663.2A CN201380003663A CN104024789A CN 104024789 A CN104024789 A CN 104024789A CN 201380003663 A CN201380003663 A CN 201380003663A CN 104024789 A CN104024789 A CN 104024789A
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CN
China
Prior art keywords
amplitude
frequency
control module
light source
drive circuit
Prior art date
Legal status (The legal status 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 status listed.)
Pending
Application number
CN201380003663.2A
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English (en)
Chinese (zh)
Inventor
B·利维彻兹
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
LSI Corp
Original Assignee
LSI Corp
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 LSI Corp filed Critical LSI Corp
Publication of CN104024789A publication Critical patent/CN104024789A/zh
Pending legal-status Critical Current

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Classifications

    • 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
    • G01S7/48—Details of systems according to groups G01S13/00, G01S15/00, G01S17/00 of systems according to group G01S17/00
    • G01S7/491—Details of non-pulse systems
    • G01S7/4911—Transmitters
    • 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—Three-dimensional [3D] imaging with simultaneous measurement of time-of-flight at a two-dimensional [2D] array of receiver pixels, e.g. time-of-flight cameras or flash lidar

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • General Physics & Mathematics (AREA)
  • Radar, Positioning & Navigation (AREA)
  • Remote Sensing (AREA)
  • Electromagnetism (AREA)
  • Optical Radar Systems And Details Thereof (AREA)
  • Length Measuring Devices By Optical Means (AREA)
  • Measurement Of Optical Distance (AREA)
  • Studio Devices (AREA)
CN201380003663.2A 2012-10-23 2013-07-03 用于深度成像器的光源驱动器电路 Pending CN104024789A (zh)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US13/658,153 2012-10-23
US13/658,153 US20140111617A1 (en) 2012-10-23 2012-10-23 Optical source driver circuit for depth imager
PCT/US2013/049294 WO2014065904A1 (en) 2012-10-23 2013-07-03 Optical source driver circuit for depth imager

Publications (1)

Publication Number Publication Date
CN104024789A true CN104024789A (zh) 2014-09-03

Family

ID=50484980

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201380003663.2A Pending CN104024789A (zh) 2012-10-23 2013-07-03 用于深度成像器的光源驱动器电路

Country Status (7)

Country Link
US (1) US20140111617A1 (cg-RX-API-DMAC7.html)
JP (1) JP2016502068A (cg-RX-API-DMAC7.html)
KR (1) KR20150079494A (cg-RX-API-DMAC7.html)
CN (1) CN104024789A (cg-RX-API-DMAC7.html)
CA (1) CA2850073A1 (cg-RX-API-DMAC7.html)
TW (1) TW201416716A (cg-RX-API-DMAC7.html)
WO (1) WO2014065904A1 (cg-RX-API-DMAC7.html)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN110186387A (zh) * 2019-06-04 2019-08-30 浙江舜宇光学有限公司 深度的检测方法、装置和系统

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* Cited by examiner, † Cited by third party
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US11169251B2 (en) 2018-03-28 2021-11-09 Qualcomm Incorporated Proximity detection using multiple power levels
KR102646902B1 (ko) 2019-02-12 2024-03-12 삼성전자주식회사 거리 측정을 위한 이미지 센서
KR102821352B1 (ko) * 2022-04-11 2025-06-16 한국표준과학연구원 광-마이크로파 혼합 기반의 진폭 변조 레이저 거리 측정 장치 및 방법

Citations (7)

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US20020071109A1 (en) * 2000-07-24 2002-06-13 Christopher Allen Laser radar system and method
US6496078B1 (en) * 2000-08-31 2002-12-17 Sony Corporation Activating on-chip oscillator using ring oscillator
US20060176467A1 (en) * 2005-02-08 2006-08-10 Canesta, Inc. Method and system for automatic gain control of sensors in time-of-flight systems
US7636150B1 (en) * 2006-12-01 2009-12-22 Canesta, Inc. Method and system to enhance timing accuracy for time-of-flight systems
CN102204259A (zh) * 2007-11-15 2011-09-28 微软国际控股私有有限公司 双模深度成像
CN102520574A (zh) * 2010-10-04 2012-06-27 微软公司 飞行时间深度成像
CN102645973A (zh) * 2011-02-03 2012-08-22 微软公司 用于减轻环境因素的环境修改

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AU2002364544A1 (en) * 2001-12-10 2003-07-09 Zygo Corporation Method and apparatus for calibrating a wavelength-tuning interferometer
US7227280B2 (en) * 2003-08-01 2007-06-05 Bae Systems Information And Electronic Systems Integration Inc. Isolated control apparatus incorporating light controlled power semiconductors
DE102005034702A1 (de) * 2005-07-26 2007-02-01 Robert Bosch Gmbh Verfahren und Schaltungsanordnung zur sicheren Inbetriebnahme eines Drehratensensors
US7492630B2 (en) * 2006-07-31 2009-02-17 Sandisk 3D Llc Systems for reverse bias trim operations in non-volatile memory
US7994870B2 (en) * 2008-10-20 2011-08-09 Qualcomm, Incorporated Tunable filter with gain control circuit
US8389929B2 (en) * 2010-03-02 2013-03-05 Thermo Finnigan Llc Quadrupole mass spectrometer with enhanced sensitivity and mass resolving power
US8718327B2 (en) * 2011-04-11 2014-05-06 Intel Corporation Gesture recognition using depth images
US8804101B2 (en) * 2012-03-16 2014-08-12 Advanced Scientific Concepts, Inc. Personal LADAR sensor

Patent Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20020071109A1 (en) * 2000-07-24 2002-06-13 Christopher Allen Laser radar system and method
US6496078B1 (en) * 2000-08-31 2002-12-17 Sony Corporation Activating on-chip oscillator using ring oscillator
US20060176467A1 (en) * 2005-02-08 2006-08-10 Canesta, Inc. Method and system for automatic gain control of sensors in time-of-flight systems
US7636150B1 (en) * 2006-12-01 2009-12-22 Canesta, Inc. Method and system to enhance timing accuracy for time-of-flight systems
CN102204259A (zh) * 2007-11-15 2011-09-28 微软国际控股私有有限公司 双模深度成像
CN102520574A (zh) * 2010-10-04 2012-06-27 微软公司 飞行时间深度成像
CN102645973A (zh) * 2011-02-03 2012-08-22 微软公司 用于减轻环境因素的环境修改

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN110186387A (zh) * 2019-06-04 2019-08-30 浙江舜宇光学有限公司 深度的检测方法、装置和系统

Also Published As

Publication number Publication date
US20140111617A1 (en) 2014-04-24
KR20150079494A (ko) 2015-07-08
JP2016502068A (ja) 2016-01-21
CA2850073A1 (en) 2014-05-01
TW201416716A (zh) 2014-05-01
WO2014065904A1 (en) 2014-05-01

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SE01 Entry into force of request for substantive examination
C02 Deemed withdrawal of patent application after publication (patent law 2001)
WD01 Invention patent application deemed withdrawn after publication

Application publication date: 20140903