JPS5138204B2 - - Google Patents
Info
- Publication number
- JPS5138204B2 JPS5138204B2 JP48077153A JP7715373A JPS5138204B2 JP S5138204 B2 JPS5138204 B2 JP S5138204B2 JP 48077153 A JP48077153 A JP 48077153A JP 7715373 A JP7715373 A JP 7715373A JP S5138204 B2 JPS5138204 B2 JP S5138204B2
- Authority
- JP
- Japan
- 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
- G06V30/16—Image preprocessing
- G06V30/166—Normalisation of pattern dimensions
-
- 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
- G06V30/19—Recognition using electronic means
- G06V30/196—Recognition using electronic means using sequential comparisons of the image signals with a plurality of references
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N1/00—Scanning, transmission or reproduction of documents or the like, e.g. facsimile transmission; Details thereof
- H04N1/41—Bandwidth or redundancy reduction
- H04N1/411—Bandwidth or redundancy reduction for the transmission or storage or reproduction of two-tone pictures, e.g. black and white pictures
- H04N1/4115—Bandwidth or redundancy reduction for the transmission or storage or reproduction of two-tone pictures, e.g. black and white pictures involving the recognition of specific patterns, e.g. by symbol matching
Landscapes
- Engineering & Computer Science (AREA)
- Multimedia (AREA)
- Computer Vision & Pattern Recognition (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Theoretical Computer Science (AREA)
- Signal Processing (AREA)
- Compression, Expansion, Code Conversion, And Decoders (AREA)
- Image Processing (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US28109272A | 1972-08-16 | 1972-08-16 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS4947014A JPS4947014A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) | 1974-05-07 |
| JPS5138204B2 true JPS5138204B2 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) | 1976-10-20 |
Family
ID=23075925
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP48077153A Expired JPS5138204B2 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) | 1972-08-16 | 1973-07-10 |
Country Status (6)
Families Citing this family (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4054951A (en) * | 1976-06-30 | 1977-10-18 | International Business Machines Corporation | Data expansion apparatus |
| JPS5350626A (en) * | 1976-10-20 | 1978-05-09 | Japanese National Railways<Jnr> | Data transfer system |
| US4087788A (en) * | 1977-01-14 | 1978-05-02 | Ncr Canada Ltd - Ncr Canada Ltee | Data compression system |
| US4091424A (en) * | 1977-02-18 | 1978-05-23 | Compression Labs, Inc. | Facsimile compression system |
| US4317136A (en) * | 1979-09-12 | 1982-02-23 | Pitney Bowes Inc. | Facsimile system |
| DE3118676A1 (de) * | 1981-05-12 | 1982-12-02 | Heinz Karl Eckhart Dr Jur | Verfahren zur kompression redundanter folgen serieller datenelemente |
| US4494150A (en) * | 1982-07-13 | 1985-01-15 | International Business Machines Corporation | Word autocorrelation redundancy match facsimile compression for text processing systems |
| US5331431A (en) * | 1992-08-31 | 1994-07-19 | Motorola, Inc. | Method and apparatus for transmitting and receiving encoded data |
| NL1005930C2 (nl) * | 1997-04-29 | 1998-11-02 | J V R Services Nieuwegein B V | Registratie-, transmissie- en weergeefsysteem voor video-informatie. |
Family Cites Families (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CH286694A (de) * | 1949-05-03 | 1952-10-31 | Hell Rudolf Ing Dr | Verfahren zur elektrischen Bildübertragung. |
| US3142040A (en) * | 1961-01-31 | 1964-07-21 | Zeheb David | Information reading and transmitting system |
| US3215773A (en) * | 1962-05-14 | 1965-11-02 | Philco Corp | Reduced bandwidth data transmission system |
| US3632865A (en) * | 1969-12-23 | 1972-01-04 | Bell Telephone Labor Inc | Predictive video encoding using measured subject velocity |
-
1973
- 1973-06-22 CA CA174,801A patent/CA1005916A/en not_active Expired
- 1973-06-27 IT IT25889/73A patent/IT1003094B/it active
- 1973-07-10 JP JP48077153A patent/JPS5138204B2/ja not_active Expired
- 1973-07-12 FR FR7326411A patent/FR2196564B1/fr not_active Expired
- 1973-07-16 DE DE2336180A patent/DE2336180C3/de not_active Expired
- 1973-07-26 GB GB3560573A patent/GB1386905A/en not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| FR2196564B1 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) | 1978-04-21 |
| DE2336180A1 (de) | 1974-03-07 |
| DE2336180C3 (de) | 1978-06-01 |
| IT1003094B (it) | 1976-06-10 |
| JPS4947014A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) | 1974-05-07 |
| CA1005916A (en) | 1977-02-22 |
| DE2336180B2 (de) | 1977-10-13 |
| FR2196564A1 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) | 1974-03-15 |
| GB1386905A (en) | 1975-03-12 |