SE449934B - Apparat for samtidig genering och detektering av registreringar - Google Patents

Apparat for samtidig genering och detektering av registreringar

Info

Publication number
SE449934B
SE449934B SE8007873A SE8007873A SE449934B SE 449934 B SE449934 B SE 449934B SE 8007873 A SE8007873 A SE 8007873A SE 8007873 A SE8007873 A SE 8007873A SE 449934 B SE449934 B SE 449934B
Authority
SE
Sweden
Prior art keywords
light
optical
medium
sensor
recording
Prior art date
Application number
SE8007873A
Other languages
English (en)
Swedish (sv)
Other versions
SE8007873L (sv
Inventor
T Brogardh
C Ovren
Original Assignee
Asea Ab
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 Asea Ab filed Critical Asea Ab
Priority to SE8007873A priority Critical patent/SE449934B/sv
Priority to DE19813143383 priority patent/DE3143383A1/de
Priority to JP56179558A priority patent/JPS57111680A/ja
Priority to US06/319,649 priority patent/US4475240A/en
Publication of SE8007873L publication Critical patent/SE8007873L/
Publication of SE449934B publication Critical patent/SE449934B/sv

Links

Classifications

    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06V—IMAGE OR VIDEO RECOGNITION OR UNDERSTANDING
    • G06V10/00—Arrangements for image or video recognition or understanding
    • G06V10/10—Image acquisition
    • G06V10/12—Details of acquisition arrangements; Constructional details thereof

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Multimedia (AREA)
  • Theoretical Computer Science (AREA)
  • Length Measuring Devices By Optical Means (AREA)
  • Document Processing Apparatus (AREA)
  • Measurement Of The Respiration, Hearing Ability, Form, And Blood Characteristics Of Living Organisms (AREA)
  • Investigating Or Analysing Materials By Optical Means (AREA)
SE8007873A 1980-11-10 1980-11-10 Apparat for samtidig genering och detektering av registreringar SE449934B (sv)

Priority Applications (4)

Application Number Priority Date Filing Date Title
SE8007873A SE449934B (sv) 1980-11-10 1980-11-10 Apparat for samtidig genering och detektering av registreringar
DE19813143383 DE3143383A1 (de) 1980-11-10 1981-11-02 Geraet zum gleichzeitigen schreiben und lesen des geschriebenen
JP56179558A JPS57111680A (en) 1980-11-10 1981-11-09 Device for simultaneously generating and detecting record
US06/319,649 US4475240A (en) 1980-11-10 1981-11-09 Device for simultaneous creation and detection of markings

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
SE8007873A SE449934B (sv) 1980-11-10 1980-11-10 Apparat for samtidig genering och detektering av registreringar

Publications (2)

Publication Number Publication Date
SE8007873L SE8007873L (sv) 1982-05-11
SE449934B true SE449934B (sv) 1987-05-25

Family

ID=20342206

Family Applications (1)

Application Number Title Priority Date Filing Date
SE8007873A SE449934B (sv) 1980-11-10 1980-11-10 Apparat for samtidig genering och detektering av registreringar

Country Status (4)

Country Link
US (1) US4475240A ( )
JP (1) JPS57111680A ( )
DE (1) DE3143383A1 ( )
SE (1) SE449934B ( )

Families Citing this family (37)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0150926A3 (en) * 1984-01-09 1985-08-21 The De La Rue Company Plc Detecting fraudulent writing
WO1986004704A1 (en) * 1985-01-31 1986-08-14 Tybar Engineering Pty. Ltd. Input device for handwritten characters
GB2208733B (en) * 1985-11-05 1990-11-07 Nat Res Dev A writing instrument for use in capturing information in drawing or writing
GB8616470D0 (en) * 1985-11-05 1986-08-13 Hilton C Optical scanner
GB2228122B (en) * 1985-11-05 1990-11-07 Nat Res Dev A writing instrument for use in capturing information in drawing or writing
SE450604B (sv) * 1986-04-28 1987-07-06 Eric Rothfjell Forfarande jemte en anordning for signaturverifiering
US4703511A (en) * 1986-10-09 1987-10-27 Paul Conoval Writing input and dynamics regeneration device
DE3880847T2 (de) * 1987-01-20 1993-11-18 British Tech Group Verfahren und Vorrichtung zur Informationsergreifung beim Zeichnen oder Schreiben.
GB8702302D0 (en) * 1987-02-02 1987-03-11 Parks J R Capturing information in drawing & writing
US5022086A (en) * 1988-12-20 1991-06-04 Sri International, Inc. Handwriting apparatus for information collection based on force and position
US5142161A (en) * 1990-04-26 1992-08-25 Brackmann Rogers F Hand-held optical scanner and highlighter
US5574804A (en) * 1990-12-21 1996-11-12 Olschafskie; Francis Hand-held scanner
US5301243A (en) * 1990-12-21 1994-04-05 Francis Olschafskie Hand-held character-oriented scanner with external view area
GB2251508A (en) * 1991-01-03 1992-07-08 Nat Res Dev Variable threshold apparatus
JP2726594B2 (ja) * 1991-04-01 1998-03-11 八洲電機株式会社 記憶ペン
US5294792A (en) * 1991-12-31 1994-03-15 Texas Instruments Incorporated Writing tip position sensing and processing apparatus
EP0693739A3 (en) * 1994-07-13 1997-06-11 Yashima Denki Kk Method and apparatus capable of storing and reproducing handwriting
US5748808A (en) * 1994-07-13 1998-05-05 Yashima Electric Co., Ltd. Image reproducing method and apparatus capable of storing and reproducing handwriting
US5939702A (en) * 1997-10-10 1999-08-17 Motorola, Inc. Writing implement having an integrated optical reader
US6816154B2 (en) * 2001-05-30 2004-11-09 Palmone, Inc. Optical sensor based user interface for a portable electronic device
US6623135B2 (en) * 2001-11-07 2003-09-23 Jason L. Moss Writing instrument for persons having hypotonia and method of use thereof
US7102625B2 (en) * 2002-05-14 2006-09-05 Woods Peter N Note and sketch transcription device, system, and method
KR100568583B1 (ko) * 2002-10-23 2006-04-07 주식회사 애트랩 광 커서 제어장치
ATE532146T1 (de) * 2003-12-15 2011-11-15 Anoto Ab Sensor-bohrlochsichteinheit und modulare einheit
TW200632729A (en) * 2005-03-11 2006-09-16 Aiptek Int Inc Light guiding apparatus of optical pen
US8787706B2 (en) 2005-03-18 2014-07-22 The Invention Science Fund I, Llc Acquisition of a user expression and an environment of the expression
US8290313B2 (en) 2005-03-18 2012-10-16 The Invention Science Fund I, Llc Electronic acquisition of a hand formed expression and a context of the expression
US7809215B2 (en) 2006-10-11 2010-10-05 The Invention Science Fund I, Llc Contextual information encoded in a formed expression
US8749480B2 (en) 2005-03-18 2014-06-10 The Invention Science Fund I, Llc Article having a writing portion and preformed identifiers
US8102383B2 (en) 2005-03-18 2012-01-24 The Invention Science Fund I, Llc Performing an action with respect to a hand-formed expression
US8340476B2 (en) 2005-03-18 2012-12-25 The Invention Science Fund I, Llc Electronic acquisition of a hand formed expression and a context of the expression
US7826687B2 (en) 2005-03-18 2010-11-02 The Invention Science Fund I, Llc Including contextual information with a formed expression
US8229252B2 (en) 2005-03-18 2012-07-24 The Invention Science Fund I, Llc Electronic association of a user expression and a context of the expression
US8599174B2 (en) 2005-03-18 2013-12-03 The Invention Science Fund I, Llc Verifying a written expression
US8232979B2 (en) 2005-05-25 2012-07-31 The Invention Science Fund I, Llc Performing an action with respect to hand-formed expression
GB2445030B (en) * 2006-12-22 2009-06-17 Duncan Richard Louttit Improvements in graphic recognition devices
CN102402350A (zh) * 2011-12-20 2012-04-04 上海电机学院 在投影区域内输入信息的方法和装置

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1012445A ( ) * 1961-08-25
US3335287A (en) * 1964-07-17 1967-08-08 Franklin Institute Photosensitive self-monitoring drawing plotter using light conducting fibers
NL6603007A ( ) * 1965-03-08 1966-09-09
US3576430A (en) * 1968-04-29 1971-04-27 Bendix Corp Optical ticket reader and encoding means
US3912860A (en) * 1972-05-22 1975-10-14 Matsushita Electric Ind Co Ltd Image display system
US3801182A (en) * 1972-07-10 1974-04-02 Identicon Corp Optical scanning apparatus
US4202491A (en) * 1977-09-26 1980-05-13 Hitachi, Ltd. Data card
US4128829A (en) * 1977-12-30 1978-12-05 International Business Machines Corporation Signature verification method and apparatus utilizing both acceleration and pressure characteristics
US4279465A (en) * 1979-11-30 1981-07-21 The Singer Company Device for transmitting and receiving optical data on the same optical transmission line

Also Published As

Publication number Publication date
US4475240A (en) 1984-10-02
SE8007873L (sv) 1982-05-11
JPS57111680A (en) 1982-07-12
DE3143383A1 (de) 1982-09-16

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