FR1442624A - Perfectionnements aux lecteurs de caractères - Google Patents
Perfectionnements aux lecteurs de caractèresInfo
- Publication number
- FR1442624A FR1442624A FR18762A FR18762A FR1442624A FR 1442624 A FR1442624 A FR 1442624A FR 18762 A FR18762 A FR 18762A FR 18762 A FR18762 A FR 18762A FR 1442624 A FR1442624 A FR 1442624A
- Authority
- FR
- France
- Prior art keywords
- character readers
- readers
- character
- 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
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
-
- 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
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06V—IMAGE OR VIDEO RECOGNITION OR UNDERSTANDING
- G06V10/00—Arrangements for image or video recognition or understanding
- G06V10/20—Image preprocessing
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06V—IMAGE OR VIDEO RECOGNITION OR UNDERSTANDING
- G06V10/00—Arrangements for image or video recognition or understanding
- G06V10/40—Extraction of image or video features
-
- 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)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Multimedia (AREA)
- Theoretical Computer Science (AREA)
- Computer Vision & Pattern Recognition (AREA)
- Character Input (AREA)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US37323764A | 1964-06-08 | 1964-06-08 | |
US579782A US3366926A (en) | 1964-06-08 | 1966-09-15 | Character recognition by multiple reading |
Publications (1)
Publication Number | Publication Date |
---|---|
FR1442624A true FR1442624A (fr) | 1966-06-17 |
Family
ID=27006110
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR18762A Expired FR1442624A (fr) | 1964-06-08 | 1965-05-28 | Perfectionnements aux lecteurs de caractères |
Country Status (6)
Country | Link |
---|---|
US (1) | US3366926A (fr) |
DE (1) | DE1262052B (fr) |
FR (1) | FR1442624A (fr) |
GB (1) | GB1077985A (fr) |
NL (1) | NL6506999A (fr) |
SE (1) | SE313204B (fr) |
Families Citing this family (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE1524407C3 (de) * | 1966-06-15 | 1975-07-03 | Ibm Deutschland Gmbh, 7000 Stuttgart | Verfahren zur maschinellen Zeichenerkennung mittels Lichtpunktabtastung |
US3743820A (en) * | 1969-03-12 | 1973-07-03 | Spartanics | Random oriented decoder for label decoding |
US3848228A (en) * | 1973-06-07 | 1974-11-12 | Optical Business Machines | Visual display of unrecognizable characters in optical character recognition machines |
NL7416631A (nl) * | 1974-12-20 | 1976-06-22 | Philips Nv | Rekenmachinesysteem. |
US4371866A (en) * | 1980-11-21 | 1983-02-01 | The United States Of America As Represented By The Secretary Of The Army | Real-time transformation of incoherent light images to edge-enhanced darkfield representation for cross-correlation applications |
Family Cites Families (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3177469A (en) * | 1959-08-31 | 1965-04-06 | Burroughs Corp | Character recognition |
DE1212758B (de) * | 1959-11-13 | 1966-03-17 | Siemens Ag | Verfahren und Schaltungsanordnung zur maschinellen Erkennung von Schriftzeichen |
GB981431A (en) * | 1960-05-20 | 1965-01-27 | Nat Res Dev | Improvements in or relating to character recognition systems and arrangements |
NL278637A (fr) * | 1961-06-21 | 1900-01-01 | ||
US3167744A (en) * | 1961-08-23 | 1965-01-26 | Control Data Corp | Optical mask reading machine |
US3178688A (en) * | 1962-12-20 | 1965-04-13 | Control Data Corp | Character recognition by feature selection |
-
1965
- 1965-05-14 GB GB20539/65A patent/GB1077985A/en not_active Expired
- 1965-05-28 FR FR18762A patent/FR1442624A/fr not_active Expired
- 1965-06-02 NL NL6506999A patent/NL6506999A/xx unknown
- 1965-06-05 DE DEF46261A patent/DE1262052B/de active Pending
- 1965-06-08 SE SE7504/65A patent/SE313204B/xx unknown
-
1966
- 1966-09-15 US US579782A patent/US3366926A/en not_active Expired - Lifetime
Also Published As
Publication number | Publication date |
---|---|
NL6506999A (fr) | 1965-12-09 |
US3366926A (en) | 1968-01-30 |
SE313204B (fr) | 1969-08-04 |
GB1077985A (en) | 1967-08-02 |
DE1262052B (de) | 1968-02-29 |
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