Method and apparatus for controlling an electronic device

Abstract

An electronic device that responds to the fatigue degree of user's eyes, and a display control method of the electronic device are provided. An operation method of the electronic device includes detecting an operation event, tracking a state of a user and a state of the electronic device in response to the operation event, changing an operation associated with displaying a screen in the electronic device based on a result of tracking and outputting a result corresponding to the changed option.

What is claimed is: 
     
         1 . An electronic device, comprising:
 a sensor configured to track a state of a user and a state of an electronic device;   a storage unit configured to store information corresponding to tracking the state of the user and the state of the electronic device; and   a controller configured to:   control execution of tracking in response to an operation event,   change an option associated with displaying a screen in the electronic device based on a result of the execution of tracking, and   control outputting a result.   
     
     
         2 . The electronic device of  claim 1 , wherein the controller comprises:
 a state tracking unit that detects the operation event, processes tracking of the state of the user and the state of the electronic device in response to the operation event, and obtains a fatigue rate of the user and adjustment information for changing the option of the screen, based on the result of the execution of tracking; and   an output processor that processes outputting a result corresponding to the fatigue rate and the adjustment information.   
     
     
         3 . The electronic device of  claim 2 , wherein the state tracking unit comprises:
 an operation event detecting module that detects the operation event for initiating tracking;   a first tracking module that measures the state of the user in response to the operation event, and obtains state information corresponding to the measurement;   a second tracking module that executes context recognition associated with the state of the electronic device, in response to the operation event, and obtains context information corresponding to the context recognition; and   a calculating module that calculates the fatigue rate and the adjustment information, based on the state information of the first tracking module and the context information of the second tracking module.   
     
     
         4 . The electronic device of  claim 3 , wherein the context information includes operation information of the electronic device, usage information of the electronic device, and information associated with an ambient environment where the electronic device is used. 
     
     
         5 . The electronic device of  claim 3 , wherein the second tracking module comprises:
 a usage state detecting module that detects a usage time during which the electronic device or a currently executed application is used or a cumulative usage state;   an operation state detecting module that detects a property of the currently executed application in the electronic device or that is requested by the user to execute; and   an ambient environment detecting module that detects an ambient environment where the electronic device is used.   
     
     
         6 . The electronic device of  claim 3 , wherein the output processor comprises:
 a variable setting module that changes a screen option to correspond to the adjustment information obtained by the calculating module; and   a result outputting module that processes outputting a screen corresponding to the changed screen option, and to process outputting information corresponding to the fatigue rate.   
     
     
         7 . The electronic device of  claim 1 , wherein the sensor comprises:
 a first sensor for measuring the state of the user; and   one or more second sensors for recognizing context of the electronic device.   
     
     
         8 . The electronic device of  claim 1 , wherein the controller is configured to determine a state of eyes of the user through iris scanning and to obtain state information based on a result of the determination and reference data set in advance, and to determine various contexts of the electronic device through context recognition and to obtain context information based on a result of the determination. 
     
     
         9 . The electronic device of  claim 8 , wherein the controller is configured to obtain adjustment information for changing one or more options associated with displaying a screen, based on the state information and the context information, to automatically change the options based on the adjustment information, and to output a screen based on the changed options. 
     
     
         10 . The electronic device of  claim 9 , wherein the controller processes outputting a screen corresponding to the changed options or processes outputting a screen by superimposing a software filter corresponding to the changed options on a currently displayed screen. 
     
     
         11 . The electronic device of  claim 10 , wherein the controller is configured to output a screen based on at least one of a scheme of applying the changed options to the entire screen, and a scheme of applying the changed options by distinguishing objects, content, or screen areas. 
     
     
         12 . The electronic device of  claim 9 , wherein the controller is configured to display the obtained state information based on a set scheme. 
     
     
         13 . An operation method of an electronic device, the method comprising:
 detecting an operation event;   tracking a state of a user and a state of the electronic device, in response to the operation event;   changing an option associated with displaying a screen in the electronic device, based on a result of tracking; and   outputting a result corresponding to the changed option.   
     
     
         14 . The method of  claim 13 , wherein tracking the state of the user and the state of the electronic device comprises:
 measuring the state of the user in response to the operation event and obtaining state information corresponding to the measurement; and   executing context recognition associated with the state of the electronic device in response to the operation event and obtaining context information corresponding to the context recognition.   
     
     
         15 . The method of  claim 14 , wherein changing the option comprises:
 obtaining the adjustment information for changing one or more options associated with displaying the screen, based on the state information and the context information; and   automatically changing the options based on the adjustment information.   
     
     
         16 . The method of  claim 14 , wherein outputting the result comprises:
 obtaining a fatigue rate of the user based on the state information and the context information, and outputting information associated with the fatigue rate to the screen based on a set scheme.   
     
     
         17 . The method of  claim 14 , wherein outputting the result comprises:
 processing outputting the screen based on at least one of a scheme of applying the changed options to the entire screen, and a scheme of applying the changed options by distinguishing objects, content, or screen areas.   
     
     
         18 . The method of  claim 14 , wherein outputting the result comprises:
 processing outputting a screen corresponding to the changed options or processing outputting a screen by superimposing a software filter corresponding to the changed options on a currently displayed screen.   
     
     
         19 . The method of  claim 14 , wherein the context information includes operation information of the electronic device, usage information of the electronic device, and information associated with an ambient environment where the electronic device is used. 
     
     
         20 . A computer readable recording medium that records a program for implementing operations, the operations comprising:
 detecting an operation event;   tracking a state of a user and a state of an electronic device in response to the operation event;   changing an option associated with displaying a screen in the electronic device, based on a result of tracking; and   outputting a result corresponding to the changed option.