Display device, display method and machine readable storage medium

Abstract

In a display method or device according to one embodiment of the present invention, at least two of a photonic crystal reflection mode, a unique color reflection mode and a transmittance tuning mode may be implemented to be switched to each other within the same unit pixel. In addition, a machine readable storage medium recording a computer program performing the display method is provided.

1 . A display method applying an electric field through an electrode to a display unit including a solution, in which particles are dispersed in the solvent, and controlling at least one of intensity, direction, application frequency, application time and application location of the electric field to control at least one of interval, location and arrangement of the particles,
 wherein the display method is implemented to selectively switch, within a same pixel of the display unit, between   a first mode for controlling a wavelength of light reflected from the particles whose distances are controlled by controlling inter-particle distances; and   a second mode for displaying at least one color of the particles, the solvent, the solution and the electrode by controlling the location of the particles.   
     
     
         2 . A display method applying an electric field through an electrode to a display unit including a solution, in which particles are dispersed in the solvent, and controlling at least one of intensity, direction, application frequency, application time and application location of the electric field to control at least one of interval, location and arrangement of the particles,
 wherein the display method is implemented to selectively switch, within a same pixel of the display unit, between   a first mode for controlling a wavelength of light reflected from the particles whose distances are controlled by controlling inter-particle distances; and   a second mode for tuning transmittance of light transmitting the solution by controlling the distance, location or arrangement of the particles.   
     
     
         3 . A display method applying an electric field through an electrode to a display unit including a solution, in which particles are dispersed in the solvent, and controlling at least one of intensity, direction, application frequency, application time and application location of the electric field to control at least one of interval, location and arrangement of the particles,
 wherein the display method is implemented to selectively switch, within a same pixel of the display unit, between   a first mode for displaying at least one color of the particles, the solvent, the solution and the electrode by controlling the location of the particles; and   a second mode for tuning transmittance of light transmitting the solution by controlling the distance, location or arrangement of the particles.   
     
     
         4 . A display method applying an electric field through an electrode to a display unit including a solution, in which particles are dispersed in the solvent, and controlling at least one of intensity, direction, application frequency, application time and application location of the electric field to control at least one of interval, location and arrangement of the particles,
 wherein the display method is implemented to selectively switch, within a same pixel of the display unit, between   a first mode for controlling a wavelength of light reflected from the particles whose distances are controlled by controlling the location of the particles;   a second mode for displaying at least one color of the particles, the solvent, the solution and the electrode by controlling the location of the particles; and   a third mode for tuning transmittance of light transmitting the solution by controlling the distance, location or arrangement of the particles.   
     
     
         5 - 13 . (canceled) 
     
     
         14 . The method of  claim 1 , wherein at least one of the particles, solvent and solution has a variable electrical polarization characteristic, which is a characteristic that an amount of electrical polarization induced according to the change of the applied electric field is changed. 
     
     
         15 - 26 . (canceled) 
     
     
         27 . The method of  claim 1 , wherein the particles and the solvent are encapsulated by a light transmissive material or are partitioned by an insulating material. 
     
     
         28 - 30 . (canceled) 
     
     
         31 . The method of  claim 1 , wherein a unit pixel, in which the switching between the modes is performed, is vertically stacked in a plural number and the modes are independently implemented within each stacked unit pixel. 
     
     
         32 - 37 . (canceled) 
     
     
         38 . The method of  claim 1 , wherein energy is generated using light incident to the particles and the solvent, and the electric field is applied by using the generated energy. 
     
     
         39 . The method of  claim 1 , wherein an emissive display unit or a transmissive display unit is used by being combined with the mode. 
     
     
         40 . The method of  claim 1 , wherein the light reflected from the particles, the solvent or the electrode or the light transmitting the particles, the solvent or the electrode is displayed through a color filter connected to the electrode. 
     
     
         41 . (canceled) 
     
     
         42 . A display device, comprising:
 a display unit including a solution in which particles between two electrodes opposite to each other are dispersed in the solvent, at least one of the two electrodes being transparent; and   a control unit for controlling at least one of the intensity, direction, application frequency, application time and application location of an electric field applied to the electrodes to control at least one of the interval, location and arrangement of the particles,   wherein the control unit is implemented to selectively switch, within a same pixel of the display, between   a first mode for controlling a wavelength of light reflected from the particles whose distances are controlled by controlling inter-particle distances; and   a second mode for displaying at least one color of the particles, the solvent, the solution and the electrode by controlling the location of the particles.   
     
     
         43 . A display device, comprising:
 a display unit including a solution in which particles between two electrodes opposite to each other are dispersed in the solvent, at least one of the two electrodes being transparent; and   a control unit for controlling at least one of the intensity, direction, application frequency, application time and application location of an electric field applied to the electrode to control at least one of the interval, location and arrangement of the particles,   wherein the control unit is implemented to selectively switch, within a same unit pixel of a display unit, between   a first mode for controlling a wavelength of light reflected from the particles whose distances are controlled by controlling inter-particle distances; and   a second mode for tuning transmittance of light transmitting the solution by controlling the distance, location or arrangement of the particles.   
     
     
         44 . A display device comprising:
 a display unit including a solution in which particles between two electrodes opposite to each other are dispersed in the solvent, at least one of the two electrodes being transparent; and   a control unit for controlling at least one of the intensity, direction, application frequency, application time and application location of an electric field to control at least one of the interval, location and arrangement of the particles,   wherein the control unit is implemented to selectively switch, within a same unit pixel of a display unit, between   a first mode for displaying at least one color of the particles, the solvent, the solution and the electrode by controlling the location of the particles; and   a second mode for tuning transmittance of light transmitting the solution by controlling the distance, location or arrangement of the particles.   
     
     
         45 . A display device, comprising:
 a display unit including a solution in which particles between two electrodes opposite to each other are dispersed in the solvent, at least one of the two electrodes being transparent; and   a control unit for controlling at least one of the intensity, direction, application frequency, application time and application location of an electric field applied to the electrode to control at least one of the interval, location and arrangement of the particles,   wherein the control unit is implemented to selectively switch, within a same unit pixel of a display unit, between   a first mode for controlling a wavelength of light reflected from the particles whose distances are controlled by controlling inter-particle distances;   a second mode for displaying at least one color of the particles, the solvent, the solution and the electrode by controlling the location of the particles; and   a third mode for tuning the transmittance of light transmitting the solution by controlling the distance, location or arrangement of the particles.   
     
     
         46 . A machine readable storage medium stored with a program code read by a machine and applying an electric field through an electrode to a display unit including a solution in which particles are dispersed in the solvent and controlling at least one of the intensity, direction, application frequency, application time and application location of the electric field to control at least one of the interval, location and arrangement of the particles,
 wherein the program code is implemented to selectively switch, within a same unit pixel of a display unit, between   a first mode for controlling a wavelength of light reflected from the particles whose distances are controlled by controlling inter-particle distances; and   a second mode for displaying at least one color of the particles, the solvent, the solution and the electrode by controlling the location of the particles.   
     
     
         47 . A machine readable storage medium stored with a program code read by a machine and applying an electric field through an electrode to a display unit including a solution in which particles are dispersed in the solvent and controlling at least one of the intensity, direction, application frequency, application time and application location of the electric field to control at least one of the interval, location and arrangement of the particles,
 wherein the program code is implemented to selectively switch, within a same unit pixel of a display unit, between   a first mode for controlling a wavelength of light reflected from the particles whose distances are controlled by controlling inter-particle distances; and   a second mode for tuning transmittance of light transmitting the solution by controlling the distance, location or arrangement of the particles.   
     
     
         48 . A machine readable storage medium selectively switching modes within a same unit pixel of a display unit and stored with a program code read by a machine and applying an electric field through an electrode to a display unit including a solution in which particles are dispersed in the solvent and controlling at least one of the intensity, direction, application frequency, application time and application location of the electric field to control at least one of the interval, location and arrangement of the particles,
 wherein the program code is implemented to selectively switch, within the same unit pixel of a display unit, between   a first mode for displaying at least one color of the particles, the solvent, the solution and the electrode by controlling the location of the particles; and   a second mode for tuning transmittance of light transmitting the solution by controlling the distance, location or arrangement of the particles.   
     
     
         49 . A machine readable storage medium selectively switching modes within a same unit pixel of a display unit and stored with a program code read by a machine and applying an electric field through an electrode to a display unit including a solution in which particles are dispersed in the solvent and controlling at least one of the intensity, direction, application frequency, application time and application location of the electric field to control at least one of the interval, location and arrangement of the particles,
 wherein the program code is implemented to selectively switch, within the same unit pixel of a display unit, between   a first mode for controlling a wavelength of light reflected from the particles whose distances are controlled by controlling inter-particle distances;   a second mode for displaying at least one color of the particles, the solvent, the solution and the electrode by controlling the location of the particles; and   a third mode for tuning transmittance of light transmitting the solution by controlling the distance, location or arrangement of the particles.   
     
     
         50 - 52 . (canceled) 
     
     
         53 . The method of  claim 2 , wherein at least one of the particles, solvent and solution has a variable electrical polarization characteristic, which is a characteristic that an amount of electrical polarization induced according to the change of the applied electric field is changed. 
     
     
         54 . The method of  claim 3 , wherein at least one of the particles, solvent and solution has a variable electrical polarization characteristic, which is a characteristic that an amount of electrical polarization induced according to the change of the applied electric field is changed. 
     
     
         55 . The method of  claim 4 , wherein at least one of the particles, solvent and solution has a variable electrical polarization characteristic, which is a characteristic that an amount of electrical polarization induced according to the change of the applied electric field is changed. 
     
     
         56 . The method of  claim 2 , wherein the particles and the solvent are encapsulated by a light transmissive material or are partitioned by an insulating material. 
     
     
         57 . The method of  claim 3 , wherein the particles and the solvent are encapsulated by a light transmissive material or are partitioned by an insulating material. 
     
     
         58 . The method of  claim 4 , wherein the particles and the solvent are encapsulated by a light transmissive material or are partitioned by an insulating material. 
     
     
         59 . The method of  claim 2 , wherein a unit pixel, in which the switching between the modes is performed, is vertically stacked in a plural number and the modes are independently implemented within each stacked unit pixel. 
     
     
         60 . The method of  claim 3 , wherein a unit pixel, in which the switching between the modes is performed, is vertically stacked in a plural number and the modes are independently implemented within each stacked unit pixel. 
     
     
         61 . The method of  claim 4 , wherein a unit pixel, in which the switching between the modes is performed, is vertically stacked in a plural number and the modes are independently implemented within each stacked unit pixel. 
     
     
         62 . The method of  claim 2 , wherein energy is generated using light incident to the particles and the solvent, and the electric field is applied by using the generated energy. 
     
     
         63 . The method of  claim 3 , wherein energy is generated using light incident to the particles and the solvent, and the electric field is applied by using the generated energy. 
     
     
         64 . The method of  claim 4 , wherein energy is generated using light incident to the particles and the solvent, and the electric field is applied by using the generated energy. 
     
     
         65 . The method of  claim 2 , wherein an emissive display unit or a transmissive display unit is used by being combined with the mode. 
     
     
         66 . The method of  claim 3 , wherein an emissive display unit or a transmissive display unit is used by being combined with the mode. 
     
     
         67 . The method of  claim 4 , wherein an emissive display unit or a transmissive display unit is used by being combined with the mode. 
     
     
         68 . The method of  claim 2 , wherein the light reflected from the particles, the solvent or the electrode or the light transmitting the particles, the solvent or the electrode is displayed through a color filter connected to the electrode. 
     
     
         69 . The method of  claim 3 , wherein the light reflected from the particles, the solvent or the electrode or the light transmitting the particles, the solvent or the electrode is displayed through a color filter connected to the electrode. 
     
     
         70 . The method of  claim 4 , wherein the light reflected from the particles, the solvent or the electrode or the light transmitting the particles, the solvent or the electrode is displayed through a color filter connected to the electrode.