ELECTRONIC DEVICE AND LUMINANCE ADJUSTING METHOD THEREOF

• US 20120274809A1
• Filed: 04/27/2012
• Published: 11/01/2012
• Est. Priority Date: 04/29/2011
• Status: Abandoned Application

• Current Assignee: ASUSTek Computer, Inc.
• Original Assignee: ASUSTek Computer, Inc.
• Inventors: Lee, Yi-Hsiu, Chiu, Yang-Po, YANG, Chia-Hsin
• Application Number:
  US13/458,077
• Publication Number:
  US 20120274809A1
• Time in Patent Office: Days
• US Class Current: 348/234
• CPC Class Codes: H04N 21/42202 environmental sensors, e.g. for detecting temperature, luminosity, pressure, earthquakes
• CPC Class Codes: H04N 21/4318 by altering the content in the rendering process, e.g. blanking, blurring or masking an image region image enhancement or restoration in general G06T5/00
• CPC Class Codes: H04N 21/4532 involving end-user characteristics, e.g. viewer profile, preferences monitoring of user activities for profile generation for accessing a video database G06F16/739; user profiles in network data switching protocols H04L67/306; processing of user preferences or user profiles in wireless networks H04W8/18
• CPC Class Codes: H04N 21/4854 for modifying image parameters, e.g. image brightness, contrast
• CPC Class Codes: H04N 5/58 in dependence upon ambient light

Abstract

A luminance adjusting method of an electronic device is disclosed. The electronic device includes a light sensor, a control module, a memory and a light source module. The memory stores predetermined ambient luminance-light source luminance corresponding information. The luminance adjusting method includes following steps: obtaining an ambient luminance value by sensing ambient light via the light sensor; receiving an inputted adjusting value; adjusting the predetermined ambient luminance-light source luminance corresponding information according to the inputted adjusting value to generate first personalized ambient luminance-light source luminance corresponding information; generating an optimal luminance adjusting value by referring to the first personalized ambient luminance-light source luminance corresponding information and the ambient luminance value; and adjusting the luminance of the light source module according to the optimal luminance adjusting value.

Claims

1. A luminance adjusting method of an electronic device, wherein the electronic device includes a light sensor, a control module, a memory and a light source module, and the memory stores predetermined ambient luminance-light source luminance corresponding information, the luminance adjusting method comprising following steps:

obtaining an ambient luminance value by sensing ambient light via the light sensor;

receiving an inputted adjusting value;

adjusting the predetermined ambient luminance-light source luminance corresponding information according to the inputted adjusting value to generate a first personalized ambient luminance-light source luminance corresponding information;

generating an optimal luminance adjusting value according to the first personalized ambient luminance-light source luminance corresponding information and the ambient luminance value; and

adjusting the luminance of the light source module according to the optimal luminance adjusting value.

2. The luminance adjusting method of the electronic device according to claim 1, wherein the predetermined ambient luminance-light source luminance corresponding information or the first personalized ambient luminance-light source luminance corresponding information are presented in an equation, a reference graph or a data table.

3. The luminance adjusting method of the electronic device according to claim 1, wherein the inputted adjusting value is inputted by changing a position of a segment at a user interface of the electronic device.

4. The luminance adjusting method of the electronic device according to claim 1, wherein the inputted adjusting value is inputted by receiving a plurality of points at a user interface of the electronic device.

5. The luminance adjusting method of the electronic device according to claim 1, wherein the inputted adjusting value is inputted by receiving at least a value at a user interface of the electronic device.

6. The luminance adjusting method of the electronic device according to claim 1, wherein the memory further stores a second personalized ambient luminance-light source luminance corresponding information, and the luminance adjusting method further includes:

loading the second personalized ambient luminance-light source luminance corresponding information when a login is executed on the electronic device;

sensing the ambient light by the light sensor to get a second ambient luminance value;

generating a second optimal luminance adjusting value according to the second personalized ambient luminance-light source luminance corresponding information and the second ambient luminance value; and

adjusting the luminance of the light source module according to the second optimal luminance adjusting value.

7. An electronic device, comprising:

a light source module;

a light sensor sensing ambient light to obtain an ambient luminance value;

a memory storing predetermined ambient luminance-light source luminance corresponding information;

a user interface receiving an inputted adjusting value; and

a control module adjusting the predetermined ambient luminance-light source luminance corresponding information according to the inputted adjusting value to generate a first personalized ambient luminance-light source luminance corresponding information, generating an optimal luminance adjusting value according to the first personalized ambient luminance-light source luminance corresponding information and the ambient luminance value, and adjusting the luminance of the light source module according to the optimal luminance adjusting value.

8. The electronic device according to claim 7, wherein the predetermined ambient luminance-light source luminance corresponding information or the first personalized ambient luminance-light source luminance corresponding information is presented in an equation, a reference graph or a data table.

9. The electronic device according to claim 7, wherein the inputted adjusting value is inputted via receiving at least a value at the user interface.

10. The electronic device according to claim 7, wherein the memory further stores a second personalized ambient luminance-light source luminance corresponding information, when a login is executed on the electronic device, the control module loads the second personalized ambient luminance-light source luminance corresponding information, generates the second optimal luminance adjusting value according to the second personalized ambient luminance-light source luminance corresponding information and the second ambient luminance value sensed by the light sensor, and adjusts the luminance of the light source module according to the second optimal luminance adjusting value.