GB1348866A - Coordinate determining device employing a slowly varying difference signal to determine approximate cursor position - Google Patents

Coordinate determining device employing a slowly varying difference signal to determine approximate cursor position

Info

Publication number
GB1348866A
GB1348866A GB3057772A GB3057772A GB1348866A GB 1348866 A GB1348866 A GB 1348866A GB 3057772 A GB3057772 A GB 3057772A GB 3057772 A GB3057772 A GB 3057772A GB 1348866 A GB1348866 A GB 1348866A
Authority
GB
United Kingdom
Prior art keywords
register
cursor
value
strips
difference
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.)
Expired
Application number
GB3057772A
Other languages
English (en)
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.)
Bendix Corp
Original Assignee
Bendix 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 Bendix Corp filed Critical Bendix Corp
Publication of GB1348866A publication Critical patent/GB1348866A/en
Expired legal-status Critical Current

Links

Classifications

    • 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
    • G06F3/046—Digitisers, e.g. for touch screens or touch pads, characterised by the transducing means by electromagnetic means

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • General Engineering & Computer Science (AREA)
  • Theoretical Computer Science (AREA)
  • Electromagnetism (AREA)
  • Human Computer Interaction (AREA)
  • General Physics & Mathematics (AREA)
  • Transmission And Conversion Of Sensor Element Output (AREA)
  • Measurement Of Length, Angles, Or The Like Using Electric Or Magnetic Means (AREA)
  • Position Input By Displaying (AREA)
  • Details Of Television Scanning (AREA)
  • Control Of Position Or Direction (AREA)
GB3057772A 1971-07-06 1972-06-29 Coordinate determining device employing a slowly varying difference signal to determine approximate cursor position Expired GB1348866A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US15989971A 1971-07-06 1971-07-06

Publications (1)

Publication Number Publication Date
GB1348866A true GB1348866A (en) 1974-03-27

Family

ID=22574581

Family Applications (1)

Application Number Title Priority Date Filing Date
GB3057772A Expired GB1348866A (en) 1971-07-06 1972-06-29 Coordinate determining device employing a slowly varying difference signal to determine approximate cursor position

Country Status (10)

Country Link
US (1) US3735044A (enExample)
JP (1) JPS5710448B1 (enExample)
CA (1) CA996269A (enExample)
CH (1) CH554533A (enExample)
DE (1) DE2232194C3 (enExample)
FR (1) FR2145259A5 (enExample)
GB (1) GB1348866A (enExample)
IT (1) IT962391B (enExample)
NL (1) NL171748C (enExample)
SE (1) SE383205B (enExample)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4378465A (en) 1979-11-07 1983-03-29 Image Data Products Limited Apparatus for generating a signal representative of a co-ordinate position of a movable indicating member
GB2159280A (en) * 1984-04-19 1985-11-27 Verify Electronics Ltd Position sensing apparatus

Families Citing this family (22)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6076652A (en) 1971-04-16 2000-06-20 Texas Instruments Incorporated Assembly line system and apparatus controlling transfer of a workpiece
US4054746A (en) * 1975-10-22 1977-10-18 Data Automation Corporation Electronic coordinate position digitizing system
US4185165A (en) * 1978-07-03 1980-01-22 Talos Systems, Inc. Low noise system and method for sequentially sensing induced signals in digitizer grid conductors
US4210775A (en) * 1978-07-03 1980-07-01 Talos Systems, Inc. Method and apparatus for digitizing the location of an instrument relative to a grid
GB2032152A (en) 1978-09-22 1980-04-30 Hewlett Packard Co Travelling Wave Digitizer
US4213005A (en) * 1978-12-13 1980-07-15 Cameron Eugene A Digitizer tablet
US4255617A (en) * 1979-08-27 1981-03-10 Hewlett-Packard Company Travelling wave digitizer
US4334124A (en) * 1980-03-26 1982-06-08 Intergraph Corporation Floating coordinate system
US4577057A (en) * 1984-03-02 1986-03-18 Pencept, Inc. Digitizing tablet system having stylus tilt correction
US4694124A (en) * 1984-03-23 1987-09-15 Pencept, Inc. Digitizing tablet system including a tablet having a grid structure made of two orthogonal sets of parallel uniformly sized and spaced U shaped loops of conductive material
US4582955A (en) * 1984-03-23 1986-04-15 Pencept, Inc. Digitizing tablet system including a tablet having a grid structure made of two orthogonal sets of parallel uniformly sized and spaced U shaped loops of conductive material
JPS6132554U (ja) * 1984-07-31 1986-02-27 三國工業株式会社 気化器
US4705919A (en) * 1985-02-21 1987-11-10 Dhawan Satish K Electrostatic pattern-coupled digitizer
US4771138A (en) * 1985-02-21 1988-09-13 Dhawan Satish K Electrostatic pattern-coupled digitizer
DE3511863A1 (de) * 1985-04-01 1986-10-09 Kontron Elektronik Messtisch fuer eine koordinatenmessvorrichtung
DE3511864A1 (de) * 1985-04-01 1986-10-09 Kontron Elektronik Koordinatenmessvorrichtung
US4661656A (en) * 1986-01-16 1987-04-28 Kurta Corporation Graphic tablet and method
EP0253993A3 (en) * 1986-05-28 1990-02-14 Hitachi, Ltd. Position coordinate determining apparatus
US4992630A (en) * 1989-07-11 1991-02-12 Summagraphics Corporation Digitizer tablet with user customization of stylus proximity and pressure
US4963703A (en) * 1989-07-18 1990-10-16 Numonics Corporation Coordinate determining device using spatial filters
JPH0792722B2 (ja) * 1992-02-21 1995-10-09 グラフテック株式会社 デジタイザ
US5684692A (en) * 1995-09-08 1997-11-04 Gerber Garment Technology, Inc. Multipaneled digitizer

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3342935A (en) * 1964-01-20 1967-09-19 American Mach & Foundry Free stylus position locating system
US3466646A (en) * 1965-06-29 1969-09-09 Rca Corp Analog position to binary number translator
US3461454A (en) * 1968-06-06 1969-08-12 Ibm Position identifying device
US3647963A (en) * 1969-03-10 1972-03-07 Bendix Corp Automatic coordinate determining device

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4378465A (en) 1979-11-07 1983-03-29 Image Data Products Limited Apparatus for generating a signal representative of a co-ordinate position of a movable indicating member
GB2159280A (en) * 1984-04-19 1985-11-27 Verify Electronics Ltd Position sensing apparatus
US4697144A (en) * 1984-04-19 1987-09-29 Verify Electronics Limited Position sensing apparatus

Also Published As

Publication number Publication date
NL171748C (nl) 1983-05-02
NL171748B (nl) 1982-12-01
SE383205B (sv) 1976-03-01
CA996269A (en) 1976-08-31
US3735044A (en) 1973-05-22
CH554533A (fr) 1974-09-30
DE2232194B2 (de) 1979-04-19
JPS5710448B1 (enExample) 1982-02-26
IT962391B (it) 1973-12-20
NL7209344A (enExample) 1973-01-09
DE2232194C3 (de) 1979-12-13
DE2232194A1 (de) 1973-01-18
FR2145259A5 (enExample) 1973-02-16

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Legal Events

Date Code Title Description
PS Patent sealed [section 19, patents act 1949]
732 Registration of transactions, instruments or events in the register (sect. 32/1977)
PE20 Patent expired after termination of 20 years