KR20070003791A - 광학 네비게이션 시스템 및 방법 - Google Patents
광학 네비게이션 시스템 및 방법 Download PDFInfo
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- KR20070003791A KR20070003791A KR1020067011924A KR20067011924A KR20070003791A KR 20070003791 A KR20070003791 A KR 20070003791A KR 1020067011924 A KR1020067011924 A KR 1020067011924A KR 20067011924 A KR20067011924 A KR 20067011924A KR 20070003791 A KR20070003791 A KR 20070003791A
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- 230000003287 optical effect Effects 0.000 title claims abstract description 80
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR 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
- G06F3/042—Digitisers, e.g. for touch screens or touch pads, characterised by the transducing means by opto-electronic means
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR 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
- G06F3/0304—Detection arrangements using opto-electronic means
- G06F3/0317—Detection arrangements using opto-electronic means in co-operation with a patterned surface, e.g. absolute position or relative movement detection for an optical mouse or pen positioned with respect to a coded surface
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR 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
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR 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
- G06F3/033—Pointing devices displaced or positioned by the user, e.g. mice, trackballs, pens or joysticks; Accessories therefor
- G06F3/0354—Pointing devices displaced or positioned by the user, e.g. mice, trackballs, pens or joysticks; Accessories therefor with detection of 2D relative movements between the device, or an operating part thereof, and a plane or surface, e.g. 2D mice, trackballs, pens or pucks
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- Engineering & Computer Science (AREA)
- Theoretical Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Human Computer Interaction (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Length Measuring Devices By Optical Means (AREA)
- Position Input By Displaying (AREA)
Abstract
Description
Claims (10)
- 네비게이션 지형(102)에 관련된 이동(107,108)을 결정하는 광학 네비게이션 시스템(10)에 있어서,상기 시스템은,코히런트 광학 방사의 2개의 중첩빔(204,206)을 생성할 수 있는 광학 네비게이션 장치(101) -상기 2개의 중첩빔은 간섭 프린지(237)의 패턴을 생성하여, 상기 2개의 중첩빔이 상기 프린지 패턴으로 상기 네비게이션 지형(102)의 표면 일부(22,212)를 비출 수 있음- 와,입력 광학 이미지 패턴(207,208)에 응답하여 신호(114)의 출력 패턴을 생성할 수 있는 검출기 어레이(215)와,상기 2개의 중첩빔으로 비친 상기 네비게이션 지형 표면의 일부를 상기 검출기 어레이 상에 이미징하도록 배치되는 이미징 소자(27,214)를 포함하는시스템.
- 제 1 항에 있어서,코히런트 광학 방사의 주요 빔(201,221)을 생성할 수 있는 주요 광원(21,103)과,상기 코히런트 광학 방사의 상기 주요 빔을 상기 코히런트 광학 방사의 2개 의 중첩빔으로 분리할 수 있는 빔 분리 소자(24,213)를 더 포함하되,상기 각 중첩빔은 상기 주요 빔과 실질적으로 동일한 코히런스(coherence) 각도를 갖는시스템.
- 제 2 항에 있어서,상기 빔 분리 소자는 마이컬슨 간섭계(Michelson interferometer)(24 내지 26)로서 실질적으로 구성되며, 상기 중첩빔은 서로에 대해 각(θ)만큼 비스듬하게 전파하는시스템.
- 제 1 항에 있어서,상기 검출기 어레이(28,104,215)로부터 상기 신호(114)의 상기 패턴을 처리할 수 있고, 상기 간섭 프린지 패턴에 관련된 상기 네비게이션 지형 일부(22,102,212)의 2차원적인 이동(107,108)을 나타내는 출력을 생성할 수 있는 프로세서(105)를 더 포함하는시스템.
- 제 1 항에 있어서,코히런트 광학 방사의 2개의 개별 소스(233a,233b)를 더 포함하되,상기 각 개별 소스는 상기 코히런트 광학 방사의 2개의 중첩빔(236a,236b) 중 하나를 생성할 수 있는시스템(230).
- 제 5 항에 있어서,상기 2개의 개별 소스는 서로에 대해 위상이 고정(237)될 수 있는시스템.
- 광학 네비게이션 장치와 네비게이션 지형 간의 상대적인 이동을 결정하는 방법(300)에 있어서,상기 방법은,2개의 중첩하는 코히런트 광빔을 생성하는 단계(303)와,상기 2개의 중첩하는 광빔 사이에 간섭 프린지의 패턴을 생성하는 단계(304)와,상기 간섭 프린지의 패턴으로 상기 네비게이션 지형의 표면 일부를 비추는 단계(305)와,상기 프린지가 비친 표면의 일부를 이미징하는 단계(306)와,상기 이미징된 프린지가 비친 표면 일부에 응답하여 신호의 패턴을 생성하는 단계(306,307)를 포함하는방법.
- 제 7 항에 있어서,상기 2개의 중첩하는 코히런트 광빔을 생성하는 단계는,단일 광원으로부터 코히런트 광학 방사의 주요 빔을 생성하는 단계(302)와,상기 주요 빔을 2개의 중첩하는 코히런트 광빔으로 분리하는 단계(303)를 포함하되,상기 각 중첩하는 광빔은 상기 주요 빔과 실질적으로 동일한 코히런스 각도를 갖는방법.
- 제 7 항에 있어서,상기 신호의 패턴을 처리하여(307,308) 상기 간섭 프린지 패턴에 관련된 상기 네비게이션 지형 일부의 2차원적인 이동을 나타내는 출력 신호를 생성하는 단 계(309)를 더 포함하는방법.
- 제 7 항에 있어서,상기 2개의 중첩하는 코히런트 광빔(236a,236b)을 생성하는 단계는 개별 광원(233a,233b)으로부터 상기 각 중첩하는 코히런트 광빔을 생성하는 단계를 포함하는방법.
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US10/742,384 US6934037B2 (en) | 2003-10-06 | 2003-12-19 | System and method for optical navigation using a projected fringe technique |
US10/742,384 | 2003-12-19 | ||
PCT/US2004/042011 WO2005065178A2 (en) | 2003-12-19 | 2004-12-14 | System and method for optical navigation using a projected fringe technique |
Publications (2)
Publication Number | Publication Date |
---|---|
KR20070003791A true KR20070003791A (ko) | 2007-01-05 |
KR101106894B1 KR101106894B1 (ko) | 2012-01-25 |
Family
ID=34749203
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
KR1020067011924A KR101106894B1 (ko) | 2003-12-19 | 2004-12-14 | 광학 네비게이션 시스템 및 방법 |
Country Status (6)
Country | Link |
---|---|
US (1) | US6934037B2 (ko) |
EP (1) | EP1695027A4 (ko) |
JP (1) | JP4718486B2 (ko) |
KR (1) | KR101106894B1 (ko) |
CN (1) | CN100424463C (ko) |
WO (1) | WO2005065178A2 (ko) |
Families Citing this family (24)
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US20040227954A1 (en) * | 2003-05-16 | 2004-11-18 | Tong Xie | Interferometer based navigation device |
US7427981B2 (en) * | 2004-04-15 | 2008-09-23 | Avago Technologies General Ip (Singapore) Pte. Ltd. | Optical device that measures distance between the device and a surface |
WO2006113482A1 (en) * | 2005-04-14 | 2006-10-26 | The Government Of The United States Of America, As Represented By The Secretary Of Health And Human Services, National Institutes Of Health | Ultrahigh-resolution fiber-optic confocal microscope and method of use |
US7609249B2 (en) * | 2005-04-21 | 2009-10-27 | Avago Technologies Ecbu Ip (Singapore) Pte. Ltd. | Position determination utilizing a cordless device |
US7898524B2 (en) | 2005-06-30 | 2011-03-01 | Logitech Europe S.A. | Optical displacement detection over varied surfaces |
US7399954B2 (en) * | 2005-08-16 | 2008-07-15 | Avago Technologies Ecbu Ip Pte Ltd | System and method for an optical navigation device configured to generate navigation information through an optically transparent layer and to have skating functionality |
US7233025B2 (en) * | 2005-11-10 | 2007-06-19 | Microsoft Corporation | Electronic packaging for optical emitters and sensors |
US20070109527A1 (en) * | 2005-11-14 | 2007-05-17 | Wenstrand John S | System and method for generating position information |
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US20070139659A1 (en) * | 2005-12-15 | 2007-06-21 | Yi-Yuh Hwang | Device and method for capturing speckles |
CN100478859C (zh) * | 2006-03-08 | 2009-04-15 | 宏齐科技股份有限公司 | 光学导航装置 |
US20070242277A1 (en) * | 2006-04-13 | 2007-10-18 | Dolfi David W | Optical navigation in relation to transparent objects |
US7378643B2 (en) * | 2006-04-24 | 2008-05-27 | Avago Technologies General Ip Pte Ltd | Optical projection encoder with patterned mask |
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-
2003
- 2003-12-19 US US10/742,384 patent/US6934037B2/en not_active Expired - Lifetime
-
2004
- 2004-12-14 WO PCT/US2004/042011 patent/WO2005065178A2/en not_active Application Discontinuation
- 2004-12-14 EP EP04814221A patent/EP1695027A4/en not_active Withdrawn
- 2004-12-14 CN CNB2004800381120A patent/CN100424463C/zh not_active Expired - Fee Related
- 2004-12-14 JP JP2006545355A patent/JP4718486B2/ja not_active Expired - Fee Related
- 2004-12-14 KR KR1020067011924A patent/KR101106894B1/ko active IP Right Grant
Also Published As
Publication number | Publication date |
---|---|
EP1695027A2 (en) | 2006-08-30 |
JP4718486B2 (ja) | 2011-07-06 |
KR101106894B1 (ko) | 2012-01-25 |
US6934037B2 (en) | 2005-08-23 |
EP1695027A4 (en) | 2008-04-09 |
CN100424463C (zh) | 2008-10-08 |
WO2005065178A3 (en) | 2005-11-10 |
JP2007517198A (ja) | 2007-06-28 |
US20050073693A1 (en) | 2005-04-07 |
WO2005065178A2 (en) | 2005-07-21 |
CN1906460A (zh) | 2007-01-31 |
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