TWI366117B - System and method for performing optical navigation using scattered light - Google Patents

System and method for performing optical navigation using scattered light

Info

Publication number
TWI366117B
TWI366117B TW097127182A TW97127182A TWI366117B TW I366117 B TWI366117 B TW I366117B TW 097127182 A TW097127182 A TW 097127182A TW 97127182 A TW97127182 A TW 97127182A TW I366117 B TWI366117 B TW I366117B
Authority
TW
Taiwan
Prior art keywords
scattered light
performing optical
optical navigation
navigation
scattered
Prior art date
Application number
TW097127182A
Other languages
English (en)
Other versions
TW200919271A (en
Inventor
Annette C Grot
Original Assignee
Avago Tech Ecbu Ip Sg Pte Ltd
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 Avago Tech Ecbu Ip Sg Pte Ltd filed Critical Avago Tech Ecbu Ip Sg Pte Ltd
Publication of TW200919271A publication Critical patent/TW200919271A/zh
Application granted granted Critical
Publication of TWI366117B publication Critical patent/TWI366117B/zh

Links

Classifications

    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Theoretical 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)
  • Investigating Or Analysing Materials By Optical Means (AREA)
TW097127182A 2007-10-31 2008-07-17 System and method for performing optical navigation using scattered light TWI366117B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US11/932,783 US8138488B2 (en) 2007-10-31 2007-10-31 System and method for performing optical navigation using scattered light

Publications (2)

Publication Number Publication Date
TW200919271A TW200919271A (en) 2009-05-01
TWI366117B true TWI366117B (en) 2012-06-11

Family

ID=40581618

Family Applications (1)

Application Number Title Priority Date Filing Date
TW097127182A TWI366117B (en) 2007-10-31 2008-07-17 System and method for performing optical navigation using scattered light

Country Status (3)

Country Link
US (1) US8138488B2 (zh)
JP (1) JP4966284B2 (zh)
TW (1) TWI366117B (zh)

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US10380445B2 (en) 2014-03-13 2019-08-13 Pixart Imaging Inc. Optical encoder capable of identifying absolute positions and operating method thereof
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US9952682B2 (en) 2015-04-15 2018-04-24 Apple Inc. Depressible keys with decoupled electrical and mechanical functionality
US10018966B2 (en) 2015-04-24 2018-07-10 Apple Inc. Cover member for an input mechanism of an electronic device
AU2015101099A6 (en) * 2015-08-10 2016-03-10 Wisetech Global Limited Volumetric estimation methods, devices, & systems
US9891651B2 (en) 2016-02-27 2018-02-13 Apple Inc. Rotatable input mechanism having adjustable output
US10551798B1 (en) 2016-05-17 2020-02-04 Apple Inc. Rotatable crown for an electronic device
US10061399B2 (en) 2016-07-15 2018-08-28 Apple Inc. Capacitive gap sensor ring for an input device
US10019097B2 (en) 2016-07-25 2018-07-10 Apple Inc. Force-detecting input structure
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US10664074B2 (en) 2017-06-19 2020-05-26 Apple Inc. Contact-sensitive crown for an electronic watch
US10962935B1 (en) 2017-07-18 2021-03-30 Apple Inc. Tri-axis force sensor
US11360440B2 (en) 2018-06-25 2022-06-14 Apple Inc. Crown for an electronic watch
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Also Published As

Publication number Publication date
US20090108175A1 (en) 2009-04-30
TW200919271A (en) 2009-05-01
JP4966284B2 (ja) 2012-07-04
JP2009176276A (ja) 2009-08-06
US8138488B2 (en) 2012-03-20

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