TW201351302A - 使用一電場裝置之系統及方法 - Google Patents

使用一電場裝置之系統及方法 Download PDF

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Publication number
TW201351302A
TW201351302A TW102104705A TW102104705A TW201351302A TW 201351302 A TW201351302 A TW 201351302A TW 102104705 A TW102104705 A TW 102104705A TW 102104705 A TW102104705 A TW 102104705A TW 201351302 A TW201351302 A TW 201351302A
Authority
TW
Taiwan
Prior art keywords
electric field
sensor
sensors
biometric
capacitance
Prior art date
Application number
TW102104705A
Other languages
English (en)
Chinese (zh)
Inventor
John K Schneider
Jack C Kitchens
Original Assignee
Qualcomm Inc
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 Qualcomm Inc filed Critical Qualcomm Inc
Publication of TW201351302A publication Critical patent/TW201351302A/zh

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Classifications

    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06V—IMAGE OR VIDEO RECOGNITION OR UNDERSTANDING
    • G06V40/00—Recognition of biometric, human-related or animal-related patterns in image or video data
    • G06V40/10—Human or animal bodies, e.g. vehicle occupants or pedestrians; Body parts, e.g. hands
    • G06V40/12—Fingerprints or palmprints
    • G06V40/13—Sensors therefor
    • G06V40/1306—Sensors therefor non-optical, e.g. ultrasonic or capacitive sensing
    • 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
    • G06F3/044—Digitisers, e.g. for touch screens or touch pads, characterised by the transducing means by capacitive means
    • G06F3/0443—Digitisers, e.g. for touch screens or touch pads, characterised by the transducing means by capacitive means using a single layer of sensing electrodes
    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06V—IMAGE OR VIDEO RECOGNITION OR UNDERSTANDING
    • G06V40/00—Recognition of biometric, human-related or animal-related patterns in image or video data
    • G06V40/10—Human or animal bodies, e.g. vehicle occupants or pedestrians; Body parts, e.g. hands
    • G06V40/12—Fingerprints or palmprints
    • G06V40/1347—Preprocessing; Feature extraction
    • G06V40/1359—Extracting features related to ridge properties; Determining the fingerprint type, e.g. whorl or loop
    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
    • G06T5/00—Image enhancement or restoration
    • G06T5/70—Denoising; Smoothing

Landscapes

  • Engineering & Computer Science (AREA)
  • Theoretical Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Human Computer Interaction (AREA)
  • General Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Computer Vision & Pattern Recognition (AREA)
  • Image Input (AREA)
  • Measurement Of Length, Angles, Or The Like Using Electric Or Magnetic Means (AREA)
  • Measurement Of The Respiration, Hearing Ability, Form, And Blood Characteristics Of Living Organisms (AREA)
  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Electrochemistry (AREA)
  • Health & Medical Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Analytical Chemistry (AREA)
  • Biochemistry (AREA)
  • General Health & Medical Sciences (AREA)
  • Immunology (AREA)
  • Pathology (AREA)
TW102104705A 2012-02-06 2013-02-06 使用一電場裝置之系統及方法 TW201351302A (zh)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US201261595322P 2012-02-06 2012-02-06

Publications (1)

Publication Number Publication Date
TW201351302A true TW201351302A (zh) 2013-12-16

Family

ID=48902352

Family Applications (1)

Application Number Title Priority Date Filing Date
TW102104705A TW201351302A (zh) 2012-02-06 2013-02-06 使用一電場裝置之系統及方法

Country Status (8)

Country Link
US (2) US9619689B2 (enExample)
EP (1) EP2812851A4 (enExample)
JP (1) JP6133904B2 (enExample)
KR (1) KR20140119099A (enExample)
CN (1) CN104380312B (enExample)
IN (1) IN2014MN01393A (enExample)
TW (1) TW201351302A (enExample)
WO (1) WO2013119697A1 (enExample)

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Also Published As

Publication number Publication date
EP2812851A1 (en) 2014-12-17
WO2013119697A1 (en) 2013-08-15
US20130200907A1 (en) 2013-08-08
US20160283767A1 (en) 2016-09-29
US9740911B2 (en) 2017-08-22
KR20140119099A (ko) 2014-10-08
JP6133904B2 (ja) 2017-05-24
CN104380312A (zh) 2015-02-25
JP2015508922A (ja) 2015-03-23
US9619689B2 (en) 2017-04-11
EP2812851A4 (en) 2016-06-08
IN2014MN01393A (enExample) 2015-04-03
CN104380312B (zh) 2018-07-10

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