NL173231B - Facsimile-overdrachtstelsel met compressie van de facsimilesignalen. - Google Patents
Facsimile-overdrachtstelsel met compressie van de facsimilesignalen.Info
- Publication number
- NL173231B NL173231B NLAANVRAGE7711841,A NL7711841A NL173231B NL 173231 B NL173231 B NL 173231B NL 7711841 A NL7711841 A NL 7711841A NL 173231 B NL173231 B NL 173231B
- Authority
- NL
- Netherlands
- Prior art keywords
- facsimil
- compression
- signals
- transfer system
- facsimile transfer
- Prior art date
Links
- 230000006835 compression Effects 0.000 title 1
- 238000007906 compression Methods 0.000 title 1
Classifications
-
- 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
- H04N1/413—Systems or arrangements allowing the picture to be reproduced without loss or modification of picture-information
- H04N1/4135—Systems or arrangements allowing the picture to be reproduced without loss or modification of picture-information in which a baseband signal showing more than two values or a continuously varying baseband signal is transmitted or recorded
-
- 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
- H04N1/413—Systems or arrangements allowing the picture to be reproduced without loss or modification of picture-information
- H04N1/415—Systems or arrangements allowing the picture to be reproduced without loss or modification of picture-information in which the picture-elements are subdivided or grouped into fixed one-dimensional or two-dimensional blocks
Landscapes
- Engineering & Computer Science (AREA)
- Multimedia (AREA)
- Signal Processing (AREA)
- Facsimile Transmission Control (AREA)
- Facsimile Scanning Arrangements (AREA)
- Facsimiles In General (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP51129378A JPS5819185B2 (ja) | 1976-10-29 | 1976-10-29 | 情報圧縮フアクシミリ装置 |
Publications (3)
Publication Number | Publication Date |
---|---|
NL7711841A NL7711841A (nl) | 1978-05-03 |
NL173231B true NL173231B (nl) | 1983-07-18 |
NL173231C NL173231C (nl) | 1983-12-16 |
Family
ID=15008090
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
NLAANVRAGE7711841,A NL173231C (nl) | 1976-10-29 | 1977-10-27 | Facsimile-overdrachtstelsel met compressie van de facsimilesignalen. |
Country Status (7)
Country | Link |
---|---|
US (1) | US4186415A (nl) |
JP (1) | JPS5819185B2 (nl) |
CA (1) | CA1110753A (nl) |
DE (1) | DE2747020C3 (nl) |
FR (1) | FR2369760A1 (nl) |
GB (1) | GB1573774A (nl) |
NL (1) | NL173231C (nl) |
Families Citing this family (20)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5941631B2 (ja) * | 1977-12-20 | 1984-10-08 | 沖電気工業株式会社 | 高能率書画電送方式 |
US4353095A (en) * | 1978-01-31 | 1982-10-05 | Matsushita Electric Industrial Co., Ltd. | Facsimile bandwidth compression method system and apparatus |
JPS54130823A (en) * | 1978-04-03 | 1979-10-11 | Hitachi Ltd | Skip-system facsimile unit |
JPS5541015A (en) * | 1978-09-18 | 1980-03-22 | Hitachi Ltd | Signal processing method in high speed facsimile |
US4366505A (en) * | 1978-09-20 | 1982-12-28 | Canon Kabushiki Kaisha | Information forming apparatus |
US4364024A (en) * | 1979-12-07 | 1982-12-14 | International Business Machines Corporation | Signature presentation method and apparatus |
JPS5775065A (en) * | 1980-10-29 | 1982-05-11 | Canon Inc | Image transmission method |
JPS5781779A (en) * | 1980-11-11 | 1982-05-21 | Nec Corp | Method for compacting information of facsimile |
DE3382253D1 (de) * | 1982-05-31 | 1991-05-23 | Fuji Xerox Co Ltd | Bilddatenspeichersystem. |
US4494150A (en) * | 1982-07-13 | 1985-01-15 | International Business Machines Corporation | Word autocorrelation redundancy match facsimile compression for text processing systems |
US4499499A (en) * | 1982-12-29 | 1985-02-12 | International Business Machines Corporation | Method for identification and compression of facsimile symbols in text processing systems |
JPS6222478U (nl) * | 1985-04-01 | 1987-02-10 | ||
JPS61185965U (nl) * | 1985-05-04 | 1986-11-20 | ||
US5657399A (en) * | 1991-05-17 | 1997-08-12 | Canon Kabushiki Kaisha | Encoding/decoding apparatus using quantizing steps information |
US6323961B1 (en) | 1992-11-06 | 2001-11-27 | Michael I. Rackman | Facsimile machine for printing documents with selectively aligned edges |
CZ286929B6 (en) * | 1993-08-05 | 2000-08-16 | Motorola Inc | Telefax communication process within a communication system with selective calling and communication system for making the same |
US5311607A (en) * | 1993-08-25 | 1994-05-10 | Crosby Peter A | Facsimile machine for printing documents all with corresponding edges aligned but without requiring scanning |
US5701125A (en) * | 1994-06-15 | 1997-12-23 | The United States Of America As Represented By The United States Department Of Energy | Method for compression of data using single pass LZSS and run-length encoding |
US5946048A (en) * | 1997-03-12 | 1999-08-31 | Hybrid Networks, Inc. | Network device for handling digital data over a TV channel |
US5946047A (en) * | 1997-03-12 | 1999-08-31 | Hybrid Networks, Inc. | Network system for handling digital data over a TV channel |
Family Cites Families (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
NL299582A (nl) * | 1963-10-22 | |||
US3646257A (en) * | 1969-03-13 | 1972-02-29 | Electronic Image Systems Corp | Communication system having plural coding vocabularies |
DE2047219A1 (de) * | 1970-09-25 | 1972-03-30 | Bosch Elektronik Gmbh | Verfahren zur Übertragung von als Rechteckimpulse wechselnder Länge darge stellten binaren Datenbits |
JPS5843943B2 (ja) * | 1973-03-27 | 1983-09-30 | 株式会社リコー | シヨガジヨウホウアツシユクホウシキ |
GB1471419A (en) * | 1973-04-12 | 1977-04-27 | Kokusai Denshin Denwa Co Ltd | Signal conversion system |
JPS566182B2 (nl) * | 1973-05-16 | 1981-02-09 | ||
JPS5122306A (en) * | 1974-08-20 | 1976-02-23 | Oki Electric Ind Co Ltd | Fuakushimirinadono jushinkirokusochi |
JPS5122308A (en) * | 1974-08-20 | 1976-02-23 | Oki Electric Ind Co Ltd | Fuakushimirinadono soshindensohoshiki |
JPS5242014A (en) * | 1975-09-29 | 1977-04-01 | Fuji Xerox Co Ltd | Run length code processing method for facsimile signal |
-
1976
- 1976-10-29 JP JP51129378A patent/JPS5819185B2/ja not_active Expired
-
1977
- 1977-10-19 DE DE2747020A patent/DE2747020C3/de not_active Expired
- 1977-10-20 GB GB43749/77A patent/GB1573774A/en not_active Expired
- 1977-10-25 US US05/844,531 patent/US4186415A/en not_active Expired - Lifetime
- 1977-10-27 CA CA289,651A patent/CA1110753A/en not_active Expired
- 1977-10-27 NL NLAANVRAGE7711841,A patent/NL173231C/nl not_active IP Right Cessation
- 1977-10-28 FR FR7732802A patent/FR2369760A1/fr active Granted
Also Published As
Publication number | Publication date |
---|---|
DE2747020A1 (de) | 1978-05-03 |
JPS5354916A (en) | 1978-05-18 |
DE2747020B2 (de) | 1981-03-26 |
GB1573774A (en) | 1980-08-28 |
JPS5819185B2 (ja) | 1983-04-16 |
FR2369760B1 (nl) | 1982-12-10 |
NL7711841A (nl) | 1978-05-03 |
DE2747020C3 (de) | 1981-12-17 |
FR2369760A1 (fr) | 1978-05-26 |
NL173231C (nl) | 1983-12-16 |
CA1110753A (en) | 1981-10-13 |
US4186415A (en) | 1980-01-29 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
BC | A request for examination has been filed | ||
V1 | Lapsed because of non-payment of the annual fee |