FR1506135A - Détecteur de direction pour dispositif de balayage à spot mobile - Google Patents

Détecteur de direction pour dispositif de balayage à spot mobile

Info

Publication number
FR1506135A
FR1506135A FR8255A FR06008255A FR1506135A FR 1506135 A FR1506135 A FR 1506135A FR 8255 A FR8255 A FR 8255A FR 06008255 A FR06008255 A FR 06008255A FR 1506135 A FR1506135 A FR 1506135A
Authority
FR
France
Prior art keywords
sweeper
direction detector
moving spot
spot
moving
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
FR8255A
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.)
International Business Machines Corp
Original Assignee
International Business Machines 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 International Business Machines Corp filed Critical International Business Machines Corp
Application granted granted Critical
Publication of FR1506135A publication Critical patent/FR1506135A/fr
Expired legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06K—GRAPHICAL DATA READING; PRESENTATION OF DATA; RECORD CARRIERS; HANDLING RECORD CARRIERS
    • G06K11/00—Methods or arrangements for graph-reading or for converting the pattern of mechanical parameters, e.g. force or presence, into electrical signal
    • G06K11/02—Automatic curve followers, i.e. arrangements in which an exploring member or beam is forced to follow the curve
    • G06K11/04—Automatic curve followers, i.e. arrangements in which an exploring member or beam is forced to follow the curve using an auxiliary scanning pattern
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06V—IMAGE OR VIDEO RECOGNITION OR UNDERSTANDING
    • G06V30/00—Character recognition; Recognising digital ink; Document-oriented image-based pattern recognition
    • G06V30/10—Character recognition
    • G06V30/14—Image acquisition
    • G06V30/144—Image acquisition using a slot moved over the image; using discrete sensing elements at predetermined points; using automatic curve following means

Landscapes

  • Engineering & Computer Science (AREA)
  • Theoretical Computer Science (AREA)
  • Computer Vision & Pattern Recognition (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Artificial Intelligence (AREA)
  • Multimedia (AREA)
  • Computer Hardware Design (AREA)
  • Facsimile Scanning Arrangements (AREA)
  • Character Discrimination (AREA)
  • Length Measuring Devices By Optical Means (AREA)
  • Radar Systems Or Details Thereof (AREA)
  • Character Input (AREA)
FR8255A 1966-01-05 1966-12-20 Détecteur de direction pour dispositif de balayage à spot mobile Expired FR1506135A (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US518845A US3396276A (en) 1966-01-05 1966-01-05 Direction detector for flying spot scanner with digital indicator therefor
US518841A US3383516A (en) 1966-01-05 1966-01-05 Direction determination for curve followers including ring for providing digital signals

Publications (1)

Publication Number Publication Date
FR1506135A true FR1506135A (fr) 1967-12-15

Family

ID=27059613

Family Applications (2)

Application Number Title Priority Date Filing Date
FR8255A Expired FR1506135A (fr) 1966-01-05 1966-12-20 Détecteur de direction pour dispositif de balayage à spot mobile
FR8256A Expired FR1506136A (fr) 1966-01-05 1966-12-20 Détermination de direction pour des suiveurs de courbes

Family Applications After (1)

Application Number Title Priority Date Filing Date
FR8256A Expired FR1506136A (fr) 1966-01-05 1966-12-20 Détermination de direction pour des suiveurs de courbes

Country Status (8)

Country Link
US (2) US3396276A (fr)
BE (2) BE691631A (fr)
CH (2) CH444535A (fr)
DE (2) DE1524441B2 (fr)
FR (2) FR1506135A (fr)
GB (1) GB1165720A (fr)
NL (1) NL6700094A (fr)
SE (2) SE346171B (fr)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3609237A (en) * 1969-01-27 1971-09-28 Gerber Scientific Instr Co Line or edge digitizing system with means for automatically outputting only data truly representative of the line or edge being digitized
US3638187A (en) * 1969-05-31 1972-01-25 Iwatsu Electric Co Ltd Automatic curve tracing system
US3671941A (en) * 1969-05-31 1972-06-20 Iwatsu Electric Co Ltd Apparatus for judging and processing branches and or crossings for use in automatic curve tracing system
US4695721A (en) * 1985-12-26 1987-09-22 General Electric Company Surface texture recognition using multi-directional scanning
US5091975A (en) * 1990-01-04 1992-02-25 Teknekron Communications Systems, Inc. Method and an apparatus for electronically compressing a transaction with a human signature
US5227590A (en) * 1991-05-17 1993-07-13 Ncr Corporation Handwriting capture device

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
BE561943A (fr) * 1956-10-26
US3297988A (en) * 1963-08-29 1967-01-10 Ibm Apparatus for resolving space curve slopes into angular sectors
US3248699A (en) * 1963-08-29 1966-04-26 Ibm Normalizing multilevel quantizer

Also Published As

Publication number Publication date
DE1524444B2 (de) 1973-06-28
BE691631A (fr) 1967-05-29
DE1524441B2 (de) 1971-06-24
CH444535A (de) 1967-09-30
NL6700094A (fr) 1967-07-06
SE344836B (fr) 1972-05-02
DE1524444C3 (de) 1974-02-14
FR1506136A (fr) 1967-12-15
BE691800A (fr) 1967-05-29
SE346171B (fr) 1972-06-26
DE1524441A1 (de) 1970-10-01
DE1524444A1 (de) 1970-08-20
US3396276A (en) 1968-08-06
GB1165720A (en) 1969-10-01
CH448577A (de) 1967-12-15
US3383516A (en) 1968-05-14

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