FR2089374A5 - - Google Patents
Info
- Publication number
- FR2089374A5 FR2089374A5 FR7112443A FR7112443A FR2089374A5 FR 2089374 A5 FR2089374 A5 FR 2089374A5 FR 7112443 A FR7112443 A FR 7112443A FR 7112443 A FR7112443 A FR 7112443A FR 2089374 A5 FR2089374 A5 FR 2089374A5
- Authority
- FR
- France
- 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 OR CALCULATING; 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
- G06V30/18—Extraction of features or characteristics of the image
- G06V30/182—Extraction of features or characteristics of the image by coding the contour of the pattern
-
- G—PHYSICS
- G06—COMPUTING OR CALCULATING; 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
Landscapes
- Engineering & Computer Science (AREA)
- Computer Vision & Pattern Recognition (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Multimedia (AREA)
- Theoretical Computer Science (AREA)
- Image Analysis (AREA)
- Character Discrimination (AREA)
- Character Input (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE2017246A DE2017246C3 (de) | 1970-04-10 | 1970-04-10 | Verfahren und Einrichtung zum Ermitteln des Konturverlaufes eines spaltenweise abgetasteten Schrittzeichens |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| FR2089374A5 true FR2089374A5 (enExample) | 1972-01-07 |
Family
ID=5767725
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| FR7112443A Expired FR2089374A5 (enExample) | 1970-04-10 | 1971-04-08 |
Country Status (9)
| Country | Link |
|---|---|
| US (1) | US3713098A (enExample) |
| AT (1) | AT310265B (enExample) |
| BE (1) | BE765562A (enExample) |
| DE (1) | DE2017246C3 (enExample) |
| FR (1) | FR2089374A5 (enExample) |
| GB (1) | GB1306798A (enExample) |
| LU (1) | LU62959A1 (enExample) |
| NL (1) | NL7104783A (enExample) |
| SE (1) | SE378691B (enExample) |
Families Citing this family (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3863218A (en) * | 1973-01-26 | 1975-01-28 | Hitachi Ltd | Pattern feature detection system |
| US4038493A (en) * | 1975-06-13 | 1977-07-26 | Rockwell International Corporation | Method and apparatus for phototypesetting |
| US4580231A (en) * | 1978-09-15 | 1986-04-01 | Alphatype Corporation | Ultrahigh resolution photocomposition system employing electronic character generation from magnetically stored data |
| US4338673A (en) * | 1978-12-05 | 1982-07-06 | Compugraphic Corporation | Phototypesetting system and method |
| JPS56103773A (en) * | 1980-01-21 | 1981-08-19 | Agency Of Ind Science & Technol | Feature extracing system of binary pattern |
| DE3280036D1 (en) * | 1981-04-25 | 1989-12-28 | Image Processing Tech | Device for the automatic segmentation of a scanned image in an image pattern recognition system |
| JP3014097B2 (ja) * | 1987-02-20 | 2000-02-28 | 株式会社日立製作所 | 輪郭追跡方法及びシステム |
| JP2821285B2 (ja) * | 1991-07-23 | 1998-11-05 | キヤノン株式会社 | 画像処理方法及び装置 |
| JP2918383B2 (ja) * | 1992-02-27 | 1999-07-12 | 大日本スクリーン製造株式会社 | 画像の輪郭抽出方法および装置 |
| CN117291944B (zh) * | 2023-09-28 | 2024-06-25 | 腾讯科技（深圳）有限公司 | 图像处理方法及相关设备 |
Family Cites Families (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE1212758B (de) * | 1959-11-13 | 1966-03-17 | Siemens Ag | Verfahren und Schaltungsanordnung zur maschinellen Erkennung von Schriftzeichen |
| US3347981A (en) * | 1964-03-18 | 1967-10-17 | Polaroid Corp | Method for transmitting digital data in connection with document reproduction system |
| US3346845A (en) * | 1964-12-11 | 1967-10-10 | Bunker Ramo | Character recognition method and apparatus |
-
1970
- 1970-04-10 DE DE2017246A patent/DE2017246C3/de not_active Expired
-
1971
- 1971-03-11 AT AT211171A patent/AT310265B/de not_active IP Right Cessation
- 1971-03-25 US US00127925A patent/US3713098A/en not_active Expired - Lifetime
- 1971-04-07 SE SE7104547A patent/SE378691B/xx unknown
- 1971-04-08 FR FR7112443A patent/FR2089374A5/fr not_active Expired
- 1971-04-08 NL NL7104783A patent/NL7104783A/xx unknown
- 1971-04-08 LU LU62959D patent/LU62959A1/xx unknown
- 1971-04-09 BE BE765562A patent/BE765562A/xx unknown
- 1971-04-19 GB GB2671071*A patent/GB1306798A/en not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| AT310265B (de) | 1973-09-25 |
| DE2017246B2 (de) | 1975-03-27 |
| NL7104783A (enExample) | 1971-10-12 |
| DE2017246A1 (de) | 1971-10-21 |
| LU62959A1 (enExample) | 1972-02-25 |
| US3713098A (en) | 1973-01-23 |
| DE2017246C3 (de) | 1975-11-06 |
| SE378691B (enExample) | 1975-09-08 |
| GB1306798A (en) | 1973-02-14 |
| BE765562A (fr) | 1971-10-11 |
Similar Documents
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| ST | Notification of lapse |