Title:
PICTURE PROCESSING UNIT CAPABLE OF MAGNIFYING AND REDUCING
Document Type and Number:
Japanese Patent JPS6395776
Kind Code:
A
Abstract:
PURPOSE:To record a picture to be recorded at the center of recording paper even at picture reduction especially by revising a write start address of a picture data to an output buffer in response to the magnification/reduction processing. CONSTITUTION:A write start address data and a read start address data are controlled so as to be applied alternately at each line by a switch control signal OUTSEL. 0 address is designated for the read start address at all times and the write start address is revised automatically in response to magnification so that the reduced picture is recorded on the center of the paper. Since the write start address is changed in response to the magnification, it is equivalent to the output of 0 data (corresponding to white level data) from the address 0 to the write start address.
Inventors:
ABE YOSHINORI
MATSUNAWA MASAHIKO
MATSUNAWA MASAHIKO
Application Number:
JP24112386A
Publication Date:
April 26, 1988
Filing Date:
October 09, 1986
Export Citation:
Assignee:
KONISHIROKU PHOTO IND
International Classes:
G06T3/40; H04N1/393; (IPC1-7): H04N1/393
Domestic Patent References:
| JPS5970358A | 1984-04-20 | |||
| JPS5544292A | 1980-03-28 | |||
| JPS57130082A | 1982-08-12 | |||
| JPS61267874A | 1986-11-27 |
Attorney, Agent or Firm:
Kunio Yamaguchi