AU5677986A - Data compression - Google Patents
Data compressionInfo
- Publication number
- AU5677986A AU5677986A AU56779/86A AU5677986A AU5677986A AU 5677986 A AU5677986 A AU 5677986A AU 56779/86 A AU56779/86 A AU 56779/86A AU 5677986 A AU5677986 A AU 5677986A AU 5677986 A AU5677986 A AU 5677986A
- Authority
- AU
- Australia
- Prior art keywords
- data compression
- compression
- data
- 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.)
- Granted
Links
Classifications
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03M—CODING; DECODING; CODE CONVERSION IN GENERAL
- H03M7/00—Conversion of a code where information is represented by a given sequence or number of digits to a code where the same, similar or subset of information is represented by a different sequence or number of digits
- H03M7/30—Compression; Expansion; Suppression of unnecessary data, e.g. redundancy reduction
- H03M7/40—Conversion to or from variable length codes, e.g. Shannon-Fano code, Huffman code, Morse code
- H03M7/42—Conversion to or from variable length codes, e.g. Shannon-Fano code, Huffman code, Morse code using table look-up for the coding or decoding process, e.g. using read-only memory
Landscapes
- Engineering & Computer Science (AREA)
- Theoretical Computer Science (AREA)
- Compression, Expansion, Code Conversion, And Decoders (AREA)
Applications Claiming Priority (4)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US31174481A | 1981-10-15 | 1981-10-15 | |
US31187781A | 1981-10-15 | 1981-10-15 | |
US311877 | 1981-10-15 | ||
US311744 | 1981-10-15 |
Related Parent Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
AU89328/82A Division AU555476B2 (en) | 1981-10-15 | 1982-10-13 | Binary encoding |
Publications (2)
Publication Number | Publication Date |
---|---|
AU5677986A true AU5677986A (en) | 1986-09-18 |
AU575723B2 AU575723B2 (en) | 1988-08-04 |
Family
ID=26978045
Family Applications (4)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
AU89328/82A Ceased AU555476B2 (en) | 1981-10-15 | 1982-10-13 | Binary encoding |
AU56779/86A Ceased AU575723B2 (en) | 1981-10-15 | 1986-04-28 | Data compression |
AU56777/86A Ceased AU575722B2 (en) | 1981-10-15 | 1986-04-28 | Data compression |
AU56778/86A Abandoned AU5677886A (en) | 1981-10-15 | 1986-04-28 | Data compression |
Family Applications Before (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
AU89328/82A Ceased AU555476B2 (en) | 1981-10-15 | 1982-10-13 | Binary encoding |
Family Applications After (2)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
AU56777/86A Ceased AU575722B2 (en) | 1981-10-15 | 1986-04-28 | Data compression |
AU56778/86A Abandoned AU5677886A (en) | 1981-10-15 | 1986-04-28 | Data compression |
Country Status (4)
Country | Link |
---|---|
AU (4) | AU555476B2 (en) |
DE (1) | DE3238130A1 (en) |
FR (1) | FR2514969B1 (en) |
GB (3) | GB2109204B (en) |
Families Citing this family (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5045853A (en) * | 1987-06-17 | 1991-09-03 | Intel Corporation | Method and apparatus for statistically encoding digital data |
US4926482A (en) * | 1987-06-26 | 1990-05-15 | Unisys Corp. | Apparatus and method for real time data compressor |
US4967196A (en) * | 1988-03-31 | 1990-10-30 | Intel Corporation | Apparatus for decoding variable-length encoded data |
US5371499A (en) * | 1992-02-28 | 1994-12-06 | Intersecting Concepts, Inc. | Data compression using hashing |
GB2321375B (en) * | 1997-01-21 | 2002-02-27 | Fujitsu Ltd | Data encoding method and apparatus and data decoding method and apparatus |
GB2367223B (en) * | 1997-01-21 | 2002-05-15 | Fujitsu Ltd | Data encoding method and apparatus and data decoding method and apparatus |
Family Cites Families (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
AU503988B2 (en) * | 1975-11-25 | 1979-09-27 | Rudolf Hell Gmbh | Digital programme length coding with redundancy reduction forthe transmission of binary coded image information |
US4168513A (en) * | 1977-09-12 | 1979-09-18 | Xerox Corporation | Regenerative decoding of binary data using minimum redundancy codes |
JPS5755669A (en) * | 1980-09-05 | 1982-04-02 | Ibm | Dynamic data compressing system |
-
1982
- 1982-10-13 AU AU89328/82A patent/AU555476B2/en not_active Ceased
- 1982-10-14 DE DE19823238130 patent/DE3238130A1/en not_active Ceased
- 1982-10-15 FR FR8217314A patent/FR2514969B1/en not_active Expired
- 1982-10-15 GB GB08229520A patent/GB2109204B/en not_active Expired
-
1985
- 1985-01-30 GB GB08502324A patent/GB2152252B/en not_active Expired
- 1985-01-30 GB GB08502325A patent/GB2152253B/en not_active Expired
-
1986
- 1986-04-28 AU AU56779/86A patent/AU575723B2/en not_active Ceased
- 1986-04-28 AU AU56777/86A patent/AU575722B2/en not_active Ceased
- 1986-04-28 AU AU56778/86A patent/AU5677886A/en not_active Abandoned
Also Published As
Publication number | Publication date |
---|---|
GB2152252A (en) | 1985-07-31 |
AU575722B2 (en) | 1988-08-04 |
GB8502324D0 (en) | 1985-02-27 |
GB2109204A (en) | 1983-05-25 |
AU575723B2 (en) | 1988-08-04 |
AU8932882A (en) | 1983-04-21 |
GB2152253B (en) | 1986-05-21 |
AU5677786A (en) | 1986-09-18 |
GB8502325D0 (en) | 1985-02-27 |
GB2152252B (en) | 1986-05-21 |
AU555476B2 (en) | 1986-09-25 |
DE3238130A1 (en) | 1983-06-23 |
AU5677886A (en) | 1986-09-18 |
GB2152253A (en) | 1985-07-31 |
FR2514969A1 (en) | 1983-04-22 |
GB2109204B (en) | 1986-05-29 |
FR2514969B1 (en) | 1989-02-03 |
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