GB2381640A - Wireless handwriting scheme - Google Patents

Wireless handwriting scheme

Info

Publication number
GB2381640A
GB2381640A GB0303837A GB0303837A GB2381640A GB 2381640 A GB2381640 A GB 2381640A GB 0303837 A GB0303837 A GB 0303837A GB 0303837 A GB0303837 A GB 0303837A GB 2381640 A GB2381640 A GB 2381640A
Authority
GB
United Kingdom
Prior art keywords
scheme
wireless handwriting
writing device
directional transmitter
handwriting
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.)
Granted
Application number
GB0303837A
Other versions
GB2381640B (en
GB0303837D0 (en
Inventor
Jainping Xu
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.)
Intel Corp
Original Assignee
Intel 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 Intel Corp filed Critical Intel Corp
Publication of GB0303837D0 publication Critical patent/GB0303837D0/en
Publication of GB2381640A publication Critical patent/GB2381640A/en
Application granted granted Critical
Publication of GB2381640B publication Critical patent/GB2381640B/en
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

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
    • G06F3/041—Digitisers, e.g. for touch screens or touch pads, characterised by the transducing means
    • G06F3/043—Digitisers, e.g. for touch screens or touch pads, characterised by the transducing means using propagating acoustic waves
    • G06F3/0433—Digitisers, e.g. for touch screens or touch pads, characterised by the transducing means using propagating acoustic waves in which the acoustic waves are either generated by a movable member and propagated within a surface layer or propagated within a surface layer and captured by a movable member
    • 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
    • G06F3/03545—Pens or stylus

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Theoretical Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Human Computer Interaction (AREA)
  • General Physics & Mathematics (AREA)
  • Acoustics & Sound (AREA)
  • Position Input By Displaying (AREA)
  • Length Measuring Devices Characterised By Use Of Acoustic Means (AREA)

Abstract

A system for tracking motion of a writing device in accordance with the invention includes a substantially omni-directional transmitter attached to the writing device adn a plurality of semi-cylindrical receivers capable of receiving, over a substantially planar area, one or more pulses generated by the substantially omni-directional transmitter.
GB0303837A 2000-09-20 2001-09-20 Wireless handwriting scheme Expired - Fee Related GB2381640B (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US66636300A 2000-09-20 2000-09-20
PCT/US2001/029693 WO2002025577A2 (en) 2000-09-20 2001-09-20 Wireless handwriting system

Publications (3)

Publication Number Publication Date
GB0303837D0 GB0303837D0 (en) 2003-03-26
GB2381640A true GB2381640A (en) 2003-05-07
GB2381640B GB2381640B (en) 2005-02-23

Family

ID=24673877

Family Applications (1)

Application Number Title Priority Date Filing Date
GB0303837A Expired - Fee Related GB2381640B (en) 2000-09-20 2001-09-20 Wireless handwriting scheme

Country Status (5)

Country Link
CN (1) CN1493057A (en)
AU (1) AU2001289143A1 (en)
DE (1) DE10196652T1 (en)
GB (1) GB2381640B (en)
WO (1) WO2002025577A2 (en)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7109979B2 (en) 2002-02-08 2006-09-19 Virtual Ink Corporation System and method for recording writing performed on a surface
US20090295759A1 (en) * 2008-05-29 2009-12-03 Sony Ericsson Mobile Communications Ab Wireless touch screen pen
CN102375624A (en) * 2010-08-27 2012-03-14 刘中华 Ultrasonic handwriting board of flat plate structure
US20220073845A1 (en) 2018-10-02 2022-03-10 Novozymes A/S Endonuclease 1 ribonucleases for cleaning

Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4012588A (en) * 1975-08-29 1977-03-15 Science Accessories Corporation Position determining apparatus and transducer therefor
US4758691A (en) * 1986-01-23 1988-07-19 Zellweger Uster Ltd. Apparatus for determining the position of a movable object
EP0312481A2 (en) * 1987-09-16 1989-04-19 José Manuel Ezquerra Perez Method to determine the position and the state of an object using ultrasonics
FR2698191A1 (en) * 1992-11-17 1994-05-20 Lectra Systemes Sa Acquisition and processing of graphic data
EP0753723A2 (en) * 1995-07-05 1997-01-15 Canon Kabushiki Kaisha Coordinate input device
WO2000023939A1 (en) * 1998-10-21 2000-04-27 Electronics For Imaging, Inc. Piezoelectric transducer for data entry device
EP1128320A1 (en) * 2000-02-21 2001-08-29 Oki Data Corporation Electronic-form preparation system

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO1994011844A1 (en) * 1992-11-17 1994-05-26 Lectra Systemes Graphic data acquisition and processing method and device
WO1995014286A1 (en) * 1993-11-17 1995-05-26 Microsoft Corporation Wireless pen computer input system

Patent Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4012588A (en) * 1975-08-29 1977-03-15 Science Accessories Corporation Position determining apparatus and transducer therefor
US4758691A (en) * 1986-01-23 1988-07-19 Zellweger Uster Ltd. Apparatus for determining the position of a movable object
EP0312481A2 (en) * 1987-09-16 1989-04-19 José Manuel Ezquerra Perez Method to determine the position and the state of an object using ultrasonics
FR2698191A1 (en) * 1992-11-17 1994-05-20 Lectra Systemes Sa Acquisition and processing of graphic data
EP0753723A2 (en) * 1995-07-05 1997-01-15 Canon Kabushiki Kaisha Coordinate input device
WO2000023939A1 (en) * 1998-10-21 2000-04-27 Electronics For Imaging, Inc. Piezoelectric transducer for data entry device
EP1128320A1 (en) * 2000-02-21 2001-08-29 Oki Data Corporation Electronic-form preparation system

Also Published As

Publication number Publication date
AU2001289143A1 (en) 2002-04-02
GB2381640B (en) 2005-02-23
GB0303837D0 (en) 2003-03-26
DE10196652T1 (en) 2003-08-07
WO2002025577A2 (en) 2002-03-28
CN1493057A (en) 2004-04-28
WO2002025577A3 (en) 2003-03-13

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Legal Events

Date Code Title Description
PCNP Patent ceased through non-payment of renewal fee

Effective date: 20060920