Display apparatus and initial setting method for display apparatus

Abstract

A display device, a method, and a computer-readable medium. The display device includes a layer including a first region and a second region, wherein the first region and the second region are configured to be visible to a user of the display device; and circuitry configured: to control displaying a computer generated image on an optical device overlapping the layer and to control a first transmittance of the first region of the layer to be lower than a second transmittance of the second region of the layer such that: a visibility, through the first region, of the computer generated image is increased and a visibility, through the second region, of an environment opposite the user relative to the display device is higher than a visibility, through the first region, of the environment opposite the user relative to the display device.

1 . A display device comprising:
 a layer including a first region and a second region, wherein the first region and the second region are configured to be visible to a user of the display device; and   circuitry configured:   to control displaying a computer generated image on an optical device overlapping the layer and   to control a first transmittance of the first region of the layer to be lower than a second transmittance of the second region of the layer such that:   a visibility, through the first region, of the computer generated image is increased and   a visibility, through the second region, of an environment opposite the user relative to the display device is higher than a visibility, through the first region, of the environment opposite the user relative to the display device.   
     
     
         2 . The display device of  claim 1 , wherein:
 the display device further comprises an input device configured to receive an input from the user of the display device, and   the circuitry is further configured to determine, based on the input, whether the computer generated image overlaps with the first region as viewed by the user of the display device.   
     
     
         3 . The display device of  claim 1 , further comprising:
 an input device configured to receive an input from the user of the display device and to adjust, based on the input, a position of the computer generated image and/or a position of the first region.   
     
     
         4 . The display device of  claim 1 , wherein:
 the display device further comprises:   an image forming device configured to emit internal light based on which a computer generated image is formed;   a first substrate;   a plurality of first transparent electrode segments disposed on a surface of the first substrate, the layer being disposed on a surface of the first transparent electrode opposite the first substrate;   a plurality of second transparent electrode segments disposed on a surface of the layer opposite the plurality of first transparent electrode segments; and   a second substrate disposed opposite the first substrate relative to the layer,   the plurality of first transparent electrode segments extend in a first direction, and   the plurality of second transparent electrode segments extend in a second direction different from the first direction.   
     
     
         5 . The display device of  claim 1 , wherein:
 the layer comprises a stack of electrochromatic material layers.   
     
     
         6 . The display device of  claim 5 , wherein:
 the electrochromatic material layers include:   a first material layer comprising tungsten trioxide, molybdenum trioxide, or vanadium pentoxide;   a second material layer comprising tantalum pentoxide; and   a third material layer comprising iridium tin oxide, iridium oxide, zirconium dioxide, zirconium phosphate, or a Prussian blue complex.   
     
     
         7 . The display device of  claim 1 , wherein:
 a ratio of a horizontal length of the first region to a horizontal length of a computer generated image region on which the computer generated image is displayed is between 1 and 1.5, and   a ratio of a vertical length of the first region to a vertical length of the computer generated image region is between 1 and 1.5.   
     
     
         8 . The display device of  claim 1 , wherein:
 the circuitry is configured to control the first transmittance of the first region based on an illuminance of an environment surrounding the display device.   
     
     
         9 . The display device of  claim 8 , further comprising:
 a sensor configured to measure the illuminance of the environment surrounding the display device.   
     
     
         10 . The display device of  claim 1 , wherein:
 the display device comprises a head up display device.   
     
     
         11 . The display device of  claim 10 , wherein:
 the head up display device is configured to be installed on a windshield or a cockpit of a vehicle.   
     
     
         12 . The display device of  claim 1 , further comprising:
 a frame configured to be mounted on a head of the user of the display device.   
     
     
         13 . The display device of  claim 1 , wherein:
 the circuitry is configured to control a light shielding of the second region to be equal to or less than 95% of a light shielding of the first region.   
     
     
         14 . The display device of  claim 1 , wherein:
 the circuitry is configured to control a light shielding of the second region to be equal to or less than 30% of a light shielding of the first region.   
     
     
         15 . The display device of  claim 14 , wherein:
 the circuitry is configured to control a light shielding of the first region to be between 35% and 99% of a complete light shielding of the first region.   
     
     
         16 . A method for controlling transmittance of a display device, the method comprising:
 controlling a first transmittance of a first region of a layer of the display device to be lower than a second transmittance of a second region of the layer of the display device such that:   a visibility, through the first region, of a computer generated image displayed on an optical device overlapping the layer is increased and   a visibility, through the second region, of an environment opposite the user relative to the display device is higher than a visibility, through the first region, of the environment opposite the user relative to the display device,   wherein the first region and the second region are configured to be visible to a user of the display device.   
     
     
         17 . A computer-readable medium storing instructions that, when executed by a computer, perform a method for controlling transmittance of a display device, the method comprising:
 controlling a first transmittance of a first region of a layer of the display device to be lower than a second transmittance of a second region of the layer of the display device such that:   a visibility, through the first region, of a computer generated image displayed on an optical device overlapping the layer is increased and   a visibility, through the second region, of an environment opposite the user relative to the display device is higher than a visibility, through the first region, of the environment opposite the user relative to the display device,   wherein the first region and the second region are configured to be visible to a user of the display device.   
     
     
         18 . The computer-readable medium of  claim 17 , wherein the method further comprises:
 receiving an input from the user of the display device; and   determining, based on the input, whether the computer generated image overlaps with the first region as viewed by the user of the display device.   
     
     
         19 . The computer-readable medium of  claim 17 , wherein the method further comprises:
 receiving an input from the user of the display device; and   adjusting, based on the input, a position of the computer generated image and/or a position of the first region.   
     
     
         20 . The computer-readable medium of  claim 17 , wherein the method further comprises:
 controlling the first transmittance of the first region based on an illuminance of an environment surrounding the display device.   
     
     
         21 . The computer-readable medium of  claim 20 , wherein the method further comprises:
 measuring the illuminance of the environment surrounding the display device.   
     
     
         22 . The computer-readable medium of  claim 17 , wherein the method further comprises:
 controlling a light shielding of the second region to be equal to or less than 95% of a light shielding of the first region.   
     
     
         23 . The computer-readable medium of  claim 17 , wherein the method further comprises:
 controlling a light shielding of the second region to be equal to or less than 30% of a light shielding of the first region.   
     
     
         24 . The computer-readable medium of  claim 23 , wherein the method further comprises:
 controlling a light shielding ratio of the first region to be between 35% and 99% of a complete light shielding of the first region.