JPS55134573A - Digital facsimile equipment available for electric transmission of half tone - Google Patents
Digital facsimile equipment available for electric transmission of half toneInfo
- Publication number
- JPS55134573A JPS55134573A JP4178779A JP4178779A JPS55134573A JP S55134573 A JPS55134573 A JP S55134573A JP 4178779 A JP4178779 A JP 4178779A JP 4178779 A JP4178779 A JP 4178779A JP S55134573 A JPS55134573 A JP S55134573A
- Authority
- JP
- Japan
- Prior art keywords
- signal
- coding
- binary
- picture
- circuit
- 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.)
- Pending
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
Landscapes
- Engineering & Computer Science (AREA)
- Multimedia (AREA)
- Signal Processing (AREA)
- Facsimile Image Signal Circuits (AREA)
Priority Applications (4)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP4178779A JPS55134573A (en) | 1979-04-06 | 1979-04-06 | Digital facsimile equipment available for electric transmission of half tone |
US06/081,635 US4353096A (en) | 1978-10-05 | 1979-10-04 | Digital facsimile system to band-compress half-tone picture signals |
GB7934478A GB2035747B (en) | 1978-10-05 | 1979-10-04 | Bandwidth compression of a continuous tone facsimile signal |
DE2940487A DE2940487C2 (de) | 1978-10-05 | 1979-10-05 | Digitales Faksimilesystem zum Übertragen von Halbton-Bildsignalen |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP4178779A JPS55134573A (en) | 1979-04-06 | 1979-04-06 | Digital facsimile equipment available for electric transmission of half tone |
Publications (1)
Publication Number | Publication Date |
---|---|
JPS55134573A true JPS55134573A (en) | 1980-10-20 |
Family
ID=12618052
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP4178779A Pending JPS55134573A (en) | 1978-10-05 | 1979-04-06 | Digital facsimile equipment available for electric transmission of half tone |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPS55134573A (ja) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS61189775A (ja) * | 1985-02-18 | 1986-08-23 | Mitsubishi Electric Corp | 画像信号の符号化方法 |
-
1979
- 1979-04-06 JP JP4178779A patent/JPS55134573A/ja active Pending
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS61189775A (ja) * | 1985-02-18 | 1986-08-23 | Mitsubishi Electric Corp | 画像信号の符号化方法 |
JPH0473831B2 (ja) * | 1985-02-18 | 1992-11-24 |
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