Sharp Kabushiki Kaisha Corporation

Naoki Shiobara

Masafumi Ueno

Masaaki Moriya

Masafumi Kawai

Hiroyuki Furukawa

Mohammad Reza Kazemi

Yasuhiro Sugita

Shinji Yamagishi

Jean Mugiraneza

Yoshimitsu Murahashi

Mitsuru Hineno

Takashi Mine

Hirofumi Murakami

Tomohiro Omatsu

A display device includes a display panel including a group of pixels; a control unit configured to execute deterioration monitoring for detecting a decrease in luminous efficiency of the group of pixels and first high-speed monitoring for determining whether to execute the deterioration monitoring, the first high-speed monitoring being executed at a faster speed than the deterioration monitoring; and a storage unit configured to store reference data specifying an acceptable range for executing the deterioration monitoring. The control unit executes the deterioration monitoring in a case where a first high-speed monitoring measurement value obtained by the first high-speed monitoring is within the acceptable range.

Display device

A display device includes a substrate with a display area and a bending area; and a luminance sensor. The display area and the bending area each include a pixel circuit including a light-emitting element that is self-luminous. The bending area is bent from the display area. The luminance sensor measures luminance of the light-emitting element in the bending area.

Luminance sensor for bent display

A first pixel electrode electrically connected to a first transistor, a second pixel electrode electrically connected to a second transistor, a first light-emitting layer formed over the first pixel electrode and overlapping the first pixel electrode, a second light-emitting layer formed over the second pixel electrode and overlapping the second pixel electrode are provided, the first light-emitting layer includes a quantum-dot light-emitting that emits light of a first color, and the second light-emitting layer includes an organic light-emitting layer that emits light of a second color different from the first color.

Display device with enhanced light extraction efficiency

A display device includes a display panel, a temperature sensor, a characteristics measuring unit, a correction value computation unit, a correction processing unit, and a display control unit. A plurality of pixel circuits include, as an element, a light-emitting element; and a drive transistor configured to control an electric current that flows in the light-emitting element. The characteristics measuring unit obtains the measurement value when the temperature is in a predetermined temperature range and does not obtain the measurement value when the temperature is out of the temperature range.

The present application discloses a current-driven display device that can perform accurate external compensation in consideration of a temperature distribution in a display panel while preventing the configuration from being complicated. A display portion of an organic EL display device is provided with a plurality of temperature detection circuits in addition to pixel circuits arranged in a matrix. A data-side drive circuit measures a current flowing through a transistor in each temperature detection circuit. A display control circuit obtains a temperature from the measured value based on a temperature characteristic of the transistor, estimates a temperature of each pixel circuit from the temperature, corrects a current value measured at the time of characteristic detection for a drive transistor of each pixel circuit considering the estimated temperature, and updates correction data for compensating for variations in the threshold voltage and gain of the drive transistor based on the corrected current value.

Display device and drive method for same

Display device with pixel structure capable of extracting light from quantum-dot light-emitting layer and organic light-emitting layer of pixel structure

A display device according to the disclosure includes a display unit including a plurality of electro-optical elements as display elements, luminance and transmittance of which are controlled by a current, a luminance measurement unit configured to measure luminance of the display elements of the display unit in a blocked state, and a correction value arithmetic operation unit configured to compensate a data signal provided to each of pixels of the display elements on the basis of a measurement result obtained by the luminance measurement unit. This enables accurate compensation in units of pixels.

An information processing device includes a display control unit that, when at least one NFC antenna has performed close-range wireless communication, effects a display of a communication prompter image that indicates the position of an NFC antenna which is different from the at least one NFC antenna and that prompts for close-range wireless communication with the different NFC antenna.

Control device, control method of control device, and communication device

The present disclosure improves the speed at which communication is started by an antenna that is to carry out communication from among a plurality of antennas for near field communication. An information processing device () is provided with a touch panel (), a plurality of NFC antennas (), and a control unit () for controlling the NFC antennas, and starts driving a drive target antenna which is one or more NFC antennas that correspond to a contact position or proximity position of an object detected by the touch panel, from among the plurality of NFC antennas.

Antenna module, display device, antenna driving method, control program, and recording medium

An unwanted process is prevented from being performed due to near field communication based on a process performed via an antenna which is not intended by a user. An information processing apparatus () includes a communication antenna determination unit () configured to, when a proximity state of an NFC terminal () to an NFC antenna () continues, determines that the NFC antenna () is an NFC antenna () that performs near field communication for executing a prescribed process.

Control device and method for controlling control device

A user is guided with a simple configuration so that near field communication is performed. An information processing device () includes an NFC antenna () configured to perform near field communication with an NFC terminal (), and a display unit () configured to display a guide region (Ai). The guide region (Ai) serves as a guide for a communication-enabling region. The display unit () displays the guide region (Ai) such that the guide region (Ai) is included in the communication-enabling region (B) and the guide region (Ai) is smaller than the communication-enabling region (B).

Information processing device and control method for information processing device

Provided is a light-emitting device and the like in which a light source emits light on the basis of information obtained through communications and the light thus emitted is easy for a user to visually recognize. A light-emitting device includes an LED, a light guide plate, a transparent NFC antenna sheet, and an NFC antenna. The transparent NFC antenna sheet and the NFC antenna are disposed on a principal surface or a backside surface of the light guide plate. At least some part of the light guided by the light guide plate exits out through the principal surface. The LED emits light on the basis of identification information obtained through communications via the NFC antenna sheet and the NFC antenna.

Light-emitting device, authentication notification system, and door

A process is performed by linking communication information acquired by Near field radio communication from a client device with position information of the client device. An information processing device () includes an association unit () configured to: acquire via an NFC unit () configured to perform Near field radio communication, terminal information held by an NFC terminal; acquire touch information including information on a position on the touch panel (), the NFC terminal coming into contact with the position; and associate the terminal information and the touch information and store a result of the association.

Information processing device and recording medium

A purpose of the present invention is to implement, by specifying a process target area, an image generation device which generates an image (video) from which an image quality improving effect can be recognized and a display device which displays the image. An image generation device () includes a screen duplication unit (), a mask area determination unit (), a composition unit (), and an image quality adjustment unit (). The screen duplication unit () extracts and outputs at least a part of an image area of an input image as a process target image. The mask area determination unit () determines a mask area of the process target image and generates a mask image specifying the mask area. The image quality adjustment unit () performs predetermined image process to the mask area, which is determined by the mask area determination unit () in the process target image and outputs the image, to which the image process is performed, as an image after image quality adjustment. The composition unit () acquires a composited image in which the process target image, the mask image, and the image after the image quality adjustment are composited so that the process target image, the mask image, and the image after the image quality adjustment are displayed on a display screen.

Image generation device and display device

An object is to moderate the occurrence of mura in an oblique view in an image display device that conducts area active driving. An emission luminance calculator () computes a luminance (first emission luminance) () of LEDs in respective areas on the basis of an input image (). The emission luminance corrector () applies a correction to the first emission luminance () on the basis of correction data () in an LED filter (). Herein, provided that a first image is defined as an image displayed in the case of being externally given an image in which a high-gradation region and a low-gradation region neighbor each other as the input image (), the emission luminance corrector () uses the LED filter () to compute a second emission luminance (), thereby setting the values of correction data () stored in the LED filter () so as to yield a constant degree of spatial variation in the output gradations between the high-gradation region and the low-gradation region in the case of viewing the first image from a designated oblique direction.

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Sakai, Japan

Naoki Shiobara