Measurement range determination device, light measurement device, light measurement system, light measurement method, display adjustment device, adjustment method, and program

By performing a preparatory measurement shorter than the formal measurement time in the optical measuring device, a suitable measurement range is determined, and the problem of long measurement time in the prior art is solved, and the efficiency of gamma adjustment is improved.

CN119654537APending Publication Date: 2025-03-18KONICA MINOLTA INC
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Patent Information

Application Number
CN202380057148.6
Authority / Receiving Office
CN · China
Patent Type
Applications(China)
Current Assignee / Owner
Priority Date
2022-07-29
Filing Date
2023-07-24
Publication Date
2025-03-18

AI Technical Summary

Technical Problem

When the existing optical measuring device determines the optimal measurement range among multiple measurement ranges, it is difficult to shorten the measurement time, resulting in the gamma adjustment process becoming a bottleneck in display production.

Method used

The appropriate measurement range is determined by performing a preparatory measurement that is shorter than the formal measurement time before the formal measurement. The results of the preparatory measurement are used to determine the measurement range for formal measurement.

Benefits of technology

The time until the measurement range is determined is shortened, thereby shortening the overall processing time and improving the efficiency of gamma adjustment.

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Abstract

This measurement range determination device is provided with a determination means (21) for determining a measurement range corresponding to a light emission state among a plurality of measurement ranges of a light measurement device (2) capable of measuring a parameter relating to the light emission state of an object to be measured (4). The measurement range determination device is provided with a control means (205) that causes the optical measurement device (2) to execute preliminary measurement of the parameter for a measurement time shorter than the measurement time of the main measurement in each measurement range before the main measurement, and the determination means (21) determines the measurement range of the optical measurement device (2) on the basis of the result of the preliminary measurement executed by the optical measurement device (2). A measurement range suitable for the main measurement of the object (4) to be measured is determined.
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