IT984615B - Procedimento ed apparecchiatura per la compressione di dati - Google Patents
Procedimento ed apparecchiatura per la compressione di datiInfo
- Publication number
- IT984615B IT984615B IT32669/72A IT3266972A IT984615B IT 984615 B IT984615 B IT 984615B IT 32669/72 A IT32669/72 A IT 32669/72A IT 3266972 A IT3266972 A IT 3266972A IT 984615 B IT984615 B IT 984615B
- Authority
- IT
- Italy
- Prior art keywords
- procedure
- equipment
- data compression
- compression
- data
- Prior art date
Links
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
- H04N1/415—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)
- Reduction Or Emphasis Of Bandwidth Of Signals (AREA)
- Compression Or Coding Systems Of Tv Signals (AREA)
- Facsimiles In General (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US20679571A | 1971-12-10 | 1971-12-10 |
Publications (1)
Publication Number | Publication Date |
---|---|
IT984615B true IT984615B (it) | 1974-11-20 |
Family
ID=22768001
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
IT32669/72A IT984615B (it) | 1971-12-10 | 1972-12-07 | Procedimento ed apparecchiatura per la compressione di dati |
Country Status (9)
Country | Link |
---|---|
US (1) | US3726993A (it) |
JP (1) | JPS5242487B2 (it) |
BE (1) | BE792491A (it) |
CA (1) | CA962761A (it) |
DE (1) | DE2241054A1 (it) |
FR (1) | FR2162677A1 (it) |
GB (1) | GB1413340A (it) |
IT (1) | IT984615B (it) |
NL (1) | NL7216564A (it) |
Families Citing this family (25)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US6076652A (en) | 1971-04-16 | 2000-06-20 | Texas Instruments Incorporated | Assembly line system and apparatus controlling transfer of a workpiece |
US3835467A (en) * | 1972-11-10 | 1974-09-10 | Ibm | Minimal redundancy decoding method and means |
FR2231972B1 (it) * | 1973-05-29 | 1977-04-29 | Electricite De France | |
US4100580A (en) * | 1973-06-01 | 1978-07-11 | U.S. Philips Corporation | Facsimile system |
US4185190A (en) * | 1974-10-28 | 1980-01-22 | Compagnie Internationale pour L'Informatique, CII-Honeywell Bull (Societe Anonyme) | Data accumulation and compression apparatus |
US4077034A (en) * | 1974-11-04 | 1978-02-28 | Dell Harold R | Data compression |
US4183065A (en) * | 1976-03-24 | 1980-01-08 | Eastman Kodak Company | Video recording apparatus which samples and quantizes low frequencies and then groups and records an analog representation thereof |
JPS5484877U (it) * | 1977-11-28 | 1979-06-15 | ||
US4536801A (en) * | 1981-10-01 | 1985-08-20 | Banctec, Inc. | Video data compression system and method |
US4545032A (en) * | 1982-03-08 | 1985-10-01 | Iodata, Inc. | Method and apparatus for character code compression and expansion |
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 |
JPS60261252A (ja) * | 1984-06-08 | 1985-12-24 | Dainippon Screen Mfg Co Ltd | 画像信号の密度変換方法 |
NL8700182A (nl) * | 1987-01-27 | 1988-08-16 | Oce Nederland Bv | Werkwijze voor het coderen van beeldinformatie. |
JPS63236472A (ja) * | 1987-03-25 | 1988-10-03 | Fujitsu Ltd | 画像情報符号化処理装置 |
US5282256A (en) * | 1988-05-13 | 1994-01-25 | Canon Kabushiki Kaisha | Binary image data coding method having the function of correcting errors derived from coding |
US5532694A (en) * | 1989-01-13 | 1996-07-02 | Stac Electronics, Inc. | Data compression apparatus and method using matching string searching and Huffman encoding |
US5146221A (en) * | 1989-01-13 | 1992-09-08 | Stac, Inc. | Data compression apparatus and method |
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 |
JP3111763B2 (ja) * | 1993-08-05 | 2000-11-27 | 松下電器産業株式会社 | 高能率伝送方法 |
EP0654746B1 (en) * | 1993-11-24 | 2003-02-12 | Canon Kabushiki Kaisha | Form identification and processing system |
US5689255A (en) * | 1995-08-22 | 1997-11-18 | Hewlett-Packard Company | Method and apparatus for compressing and decompressing image data |
US6055441A (en) * | 1996-04-30 | 2000-04-25 | International Business Machines Corporation | Systems and methods for facsimile communication over a cellular radiotelephone communications link |
US8341585B2 (en) * | 2011-02-08 | 2012-12-25 | Oracle International Corporation | Skewed placement grid for very large scale integrated circuits |
US11366735B2 (en) | 2020-08-20 | 2022-06-21 | Bank Of America Corporation | Dynamic data storage management |
Family Cites Families (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2922840A (en) * | 1958-10-24 | 1960-01-26 | Tele Dynamics Inc | Weather chart facsimile system |
US2978535A (en) * | 1960-01-28 | 1961-04-04 | Bell Telephone Labor Inc | Optimal run length coding of image signals |
GB1188126A (en) * | 1966-06-15 | 1970-04-15 | Xerox Corp | Selective Binary Encoding |
-
1971
- 1971-12-10 US US00206795A patent/US3726993A/en not_active Expired - Lifetime
-
1972
- 1972-07-25 CA CA147,830A patent/CA962761A/en not_active Expired
- 1972-08-21 DE DE2241054A patent/DE2241054A1/de active Pending
- 1972-09-05 JP JP47088416A patent/JPS5242487B2/ja not_active Expired
- 1972-12-06 NL NL7216564A patent/NL7216564A/xx unknown
- 1972-12-07 IT IT32669/72A patent/IT984615B/it active
- 1972-12-08 BE BE792491D patent/BE792491A/xx not_active IP Right Cessation
- 1972-12-08 GB GB5666872A patent/GB1413340A/en not_active Expired
- 1972-12-11 FR FR7244063A patent/FR2162677A1/fr active Pending
Also Published As
Publication number | Publication date |
---|---|
DE2241054A1 (de) | 1973-06-20 |
CA962761A (en) | 1975-02-11 |
US3726993A (en) | 1973-04-10 |
GB1413340A (en) | 1975-11-12 |
JPS5242487B2 (it) | 1977-10-25 |
BE792491A (fr) | 1973-06-08 |
FR2162677A1 (it) | 1973-07-20 |
NL7216564A (it) | 1973-06-13 |
JPS4866715A (it) | 1973-09-12 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
IT984615B (it) | Procedimento ed apparecchiatura per la compressione di dati | |
IT946994B (it) | Metodo ed apparecchiatura per il trattamento di dati | |
IT1123618B (it) | Apparecchiatura per la compressione di dati | |
IT955141B (it) | Metodo e apparecchiatura per l accertamento di credito | |
DK132521C (da) | Andedretsapparat | |
IT1009509B (it) | Procedimento ed apparato per pompaggio | |
IT952643B (it) | Catalizzatori e procedimento per polimerizzare cicoalchen | |
IT967320B (it) | Procedimento ed apparecchio per ricostruire copertoni | |
IT958819B (it) | Apparecchio radiografico partico larmente per la mammografia | |
IT954309B (it) | Procedimento ed apparecchio per la sagomatura di pezzi | |
IT984607B (it) | Procedimento e dispositivo di raffreddamento | |
IT986865B (it) | Apparato per la manipolazione di schede | |
IT975214B (it) | Procedimento ed apparecchiatura per la fabbricazione dellacarta | |
IT967826B (it) | Apparecchiatura per dettare | |
IT957612B (it) | Perfezionamento negli apparecchi per la estrusione | |
IT966238B (it) | Procedimento ed apparecchio per la verifica di pneunatici | |
IT972178B (it) | Dispositivo per l indicazione policrona di dati | |
IT950236B (it) | Procedimento ed apparecchiatura per ottenere informazioni sullo spettro di radiazioni utilizzando la termo luminescenza | |
IT945786B (it) | Proedimento ed apparecchio per la conduzione di reazioni di ossido riduzione | |
IT961070B (it) | Apparecchiature per la elaborazione di dati sismici | |
IT959611B (it) | Apparecchio e procedimento per produrre alluminio | |
IT945450B (it) | Procedimento ed apparecchiatura per arricciare fili | |
IT953825B (it) | Procedimento ed apparecchiatura di formatura | |
IT961463B (it) | Metodo ed apparecchiatura per trafilare fili metallici | |
IT974691B (it) | Apparecchiatura e metodo per impi lare oggetti |