18554711. Recalibrating Gamma Curves for Seamless Transitions in Multiple Display Refresh Rates simplified abstract (GOOGLE LLC)

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Recalibrating Gamma Curves for Seamless Transitions in Multiple Display Refresh Rates

Organization Name

GOOGLE LLC

Inventor(s)

Chien-Hui Wen of Cupertino CA (US)

Hsin-Yu Chen of Taoyuan City 300 (TW)

Recalibrating Gamma Curves for Seamless Transitions in Multiple Display Refresh Rates - A simplified explanation of the abstract

This abstract first appeared for US patent application 18554711 titled 'Recalibrating Gamma Curves for Seamless Transitions in Multiple Display Refresh Rates

Simplified Explanation

The patent application describes a method for adjusting the display panel's optical property to reduce perceived defects when operating at different refresh rates and ambient brightness levels.

  • Measuring first and second values of an optical property at different ambient brightness levels for an input gray level and first refresh rate.
  • Determining a compensation factor for the input gray level at the first refresh rate.
  • Calculating a modified gamma value at a second refresh rate to maintain consistent values for the optical property between refresh rates.
  • Storing the modified gamma value to adjust input display data when transitioning between refresh rates.

Potential Applications

The technology can be applied in various display devices such as TVs, monitors, and smartphones to improve visual quality and reduce optical defects.

Problems Solved

This technology addresses the issue of inconsistent display quality when changing refresh rates and ambient brightness levels, leading to a more consistent and visually appealing viewing experience.

Benefits

- Improved visual quality on display panels - Reduced perceived optical defects - Consistent display performance across different refresh rates and ambient brightness levels

Potential Commercial Applications

"Optical Property Adjustment Method for Display Panels" can be utilized in the manufacturing of consumer electronics, automotive displays, and medical imaging devices to enhance user experience and product quality.

Possible Prior Art

There may be prior art related to methods for adjusting display panel settings based on ambient lighting conditions and refresh rates, but specific examples are not provided in this patent application.

Unanswered Questions

How does this technology impact power consumption of display panels?

The patent application does not mention the effect of the proposed method on the power efficiency of display panels. It would be essential to understand if there are any implications for energy consumption.

Are there any limitations to the types of display panels that can benefit from this technology?

The patent application does not specify if there are any restrictions on the compatibility of this method with different types of display panels. It would be crucial to know if certain technologies or materials could limit the effectiveness of the proposed adjustments.


Original Abstract Submitted

A method involves measuring, for an optical property of the display panel for an input gray level and at a first refresh rate, first and second values at respective first and second ambient brightness levels. The method also involves determining a compensation factor for the input gray level at the first refresh rate. The method further involves determining a modified gamma value at a second refresh rate, wherein the modified gamma value reduces a perceived optical defect of the display panel when operating at the second refresh rate by maintaining a consistent delta difference in values for the optical property between the first and second refresh rates at different ambient brightness levels. The method additionally involves storing the modified gamma value, where the device is configured to adjust input display data using the modified gamma value when transitioning from the first refresh rate to the second refresh rate.