JPS57116478A - Method and device for half tone - Google Patents
Method and device for half toneInfo
- Publication number
- JPS57116478A JPS57116478A JP56001905A JP190581A JPS57116478A JP S57116478 A JPS57116478 A JP S57116478A JP 56001905 A JP56001905 A JP 56001905A JP 190581 A JP190581 A JP 190581A JP S57116478 A JPS57116478 A JP S57116478A
- Authority
- JP
- Japan
- Prior art keywords
- image signal
- level
- signal
- inputted
- binary
- 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
- H04N1/40—Picture signal circuits
- H04N1/403—Discrimination between the two tones in the picture signal of a two-tone original
Landscapes
- Engineering & Computer Science (AREA)
- Multimedia (AREA)
- Signal Processing (AREA)
- Facsimile Image Signal Circuits (AREA)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP56001905A JPS57116478A (en) | 1981-01-09 | 1981-01-09 | Method and device for half tone |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP56001905A JPS57116478A (en) | 1981-01-09 | 1981-01-09 | Method and device for half tone |
Publications (1)
Publication Number | Publication Date |
---|---|
JPS57116478A true JPS57116478A (en) | 1982-07-20 |
Family
ID=11514587
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP56001905A Pending JPS57116478A (en) | 1981-01-09 | 1981-01-09 | Method and device for half tone |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPS57116478A (ja) |
-
1981
- 1981-01-09 JP JP56001905A patent/JPS57116478A/ja active Pending
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