Title:
METHOD AND DEVICE FOR ADJUSTING PICTURE QUALITY CHECK
Document Type and Number:
Japanese Patent JP3501298
Kind Code:
B2
Abstract:
PURPOSE: To apply the device to various display means to be checked by varying a video display position of a measurement pattern in a display means to be checked.
CONSTITUTION: A measurement pattern is displayed on a reference display means after adjustment being a reference, the displayed measurement pattern is measured to record a referenced measurement pattern display position S3 and a measurement pattern display signal position S2, the measurement pattern is displayed on a checked display means 21 based on a recorded measurement pattern display signal position, a measurement result S5 obtained by measuring the measurement pattern displayed on the checked display means 21 and the recorded and referenced measurement pattern display position S3 are compared to calculate a correction quantity S6 and the checked display means 21 is corrected based on the correction quantity S6. Thus, the display position is accurately checked independently of a product error of the checked display means 21 by checking the checked display means 21 based on the state displayed actually by the checked display means 21.
Inventors:
Satoshi Takemoto
Application Number:
JP34439993A
Publication Date:
March 02, 2004
Filing Date:
December 17, 1993
Export Citation:
Assignee:
ソニー株式会社
International Classes:
H04N17/04; (IPC1-7): H04N17/04
Domestic Patent References:
| JP5145956A | ||||
| JP488790A |
Attorney, Agent or Firm:
Keiki Tanabe