Japan Display Inc.

Sony Corporation

Japan Display West Inc.

Tomoegawa Co., Ltd.

Tatsuya Yata

Takayuki Nakanishi

Masaya Tamaki

Shigenori Aoki

Naoyuki Takasaki

Tsutomu Harada

Takeo Koito

Kazunari Tomizawa

Tomohide Onogi

Yasuo Segawa

Hayato Kurasawa

Kentaro Okuyama

Kojiro Ikeda

Masaaki Kabe

Yoshihiro Watanabe

Masashi Mitsui

Kazuhiko Sako

Joji Nishimura

Chikyu Nakaoka

Toshiharu Matsushima

Yoko Fukunaga

Kenji Tanase

Hirofumi Kato

Shuji Hayashi

Masaaki Aota

Masahide Sugiyama

Kiyoshi Nakamura

Hiroto Katagiri

Hirokazu Tatsuno

Takafumi Suzuki

Susumu Kimura

Manabu Watanabe

According to one embodiment, a display device includes a display panel including a first sub display area and a second sub display area, and an illumination device, wherein the illumination device includes a first light source opposed to the first sub display area, a second light source opposed to the second sub display area, and a partition positioned between the first and second light sources and the display panel, and the partition includes a first side surface surrounding the first light source, a second side surface surrounding the second light source, and a connector which connects the first side surface and the second side surface, and the connector is formed of curved surfaces, or two or more flat surfaces, or a combination of curved surfaces and flat surfaces.

Display device having backlight

According to an aspect, a display device includes a pixel including: a first sub-pixel including a first color filter transmitting light having a spectrum peak falling on a spectrum of reddish green; a second sub-pixel including a second color filter transmitting light having a spectrum peak failing on a spectrum of bluish green; a third sub-pixel including a third color filter transmitting light having a spectrum peak falling on a spectrum of red; and a fourth sub-pixel including a fourth color filter transmitting light having a spectrum peak falling on a spectrum of blue. The first, second, third, and fourth sub-pixels each include a reflective electrode reflecting light transmitted through the color filter. Each of the third and fourth sub-pixels is greater in size than the first and second sub-pixels. The first sub-pixel with the second sub-pixel has a size equal to or greater than that of the third sub-pixel.

Display device with improved luminance and saturation

A display device is provided and includes display panel; and illumination device opposed to display panel, illumination device including first light guide, second light guide arranged adjacent to first light guide in first direction, third light guide arranged adjacent to first light guide in second direction intersecting first direction, and fourth light guide arranged adjacent to second light guide in the second direction, light diffusion layer disposed between display panel and each of the first, second, third, and fourth light guides, wherein light diffusion layer exhibit first diffusion degree in first direction and second diffusion degree in second direction, second diffusion degree is different from the first diffusion degree, illumination device includes first ridge between first and second light guides and second ridge between first and third light guides, and under light diffusion layer, first brightness in first ridge is different from second brightness in second ridge.

Display device comprising an illumination device having a light diffusion layer exhibiting a first diffusion degree in a first direction which is different than a second diffusion degree in a second direction

According to one embodiment, a display device includes a first arrangement layer and a second arrangement layer. The first layer includes a first pixel, a second pixel, and a third pixel are arranged periodically in one direction. The second layer is opposed to the first layer, and the second layer includes a first element, a second element, and a third element which are arranged periodically to correspond to the first pixel, the second pixel, and the third pixel, respectively, and separate emission light to light of wavelength corresponding to a first color, light of wavelength corresponding to a second color, and light of wavelength corresponding to a third color to be emitted on the first pixel, the second pixel, and the third pixel, respectively.

Display device, display method, and color separation device

According to one embodiment, a display device includes a display panel including a first sub-display area and a second sub-display area and an illumination device which illuminates the display panel, the illumination device including a first light guide opposing the first sub-display area, a second light guide opposing the second sub-display area, and a light diffusion layer disposed between the display panel and each of the first light guide and the second light guide, the light diffusion layer exhibiting a first diffusion degree in a first direction along which the first light guide and the second light guide are arranged, which is higher than a second diffusion degree in a second direction crossing the first direction.

Display device comprising a light diffusion layer exhibiting a first diffusion degree in a first direction which is higher than a second diffusion degree in a second direction and illumination device

According to one embodiment, a liquid crystal display device includes scanning and video signal lines, pixel electrodes and first and second common electrodes. The pixel electrodes include first and second pixel electrodes with linear electrodes and connection portion. In the first pixel electrodes, the linear electrodes overlap the first common electrode, and the connection portion overlaps first slit between the first and second common electrodes. In the second pixel electrodes, the linear electrodes overlap the second common electrode, and the connection portion overlaps second slit between the second and first common electrodes. Different potentials are applied to the first and second common electrodes.

Liquid crystal display device with pixel electrodes overlapping a slit between common electrodes

According to one embodiment, an optical element, including a first liquid crystal lens formed of liquid crystal molecules, a polarizer opposed to the first liquid crystal lens, a first modulating portion located between the first liquid crystal lens and the polarizer to modulate incident light and a first unmodulating portion located between the first liquid crystal lens and the polarizer and adjacent to the first modulating portion.

Optical element

According to one embodiment, a photodetector includes a sensor unit including at least one photosensor, a liquid crystal element including a first substrate includes a plurality of first control electrodes, a second substrate including a second control electrode, and a liquid crystal layer held between the first substrate and the second substrate, a liquid crystal controller which controls a voltage to be applied to the liquid crystal layer for forming a first lens that is opposed to the photosensor in the liquid crystal layer, and a sensor controller which controls the sensor.

Photodetector and display device

According to one embodiment, a display device includes an optical modulation element configured to emit image light corresponding to an image by using illumination light from an illumination device, a polarization control element configured to emit first polarized light, and second polarized light on the basis of the image light receiving from the optical modulation element, a polarization separation element configured to transmit the first polarized light as transmitted light and reflect the second polarized light as reflected light, and a projector configured to project the transmitted light onto a first projection area of a projection plane, and projects reflected light onto a second projection area of the projection plane.

Display device

According to one embodiment, a display device includes a display panel including a reflective layer, a liquid crystal element opposing the display panel and a controller that controls the liquid crystal element. The liquid crystal element includes a first substrate, a second substrate, a liquid crystal layer, a first control electrode, a second control electrode, a third control electrode, and a fourth control electrode. The controller applies a first voltage for forming a first lens of a first shape, to the first control electrode and the second control electrode, and a second voltage for forming a second lens of a second shape, to the third control electrode and the fourth control electrode. The first shape is different from the second shape.

According to an aspect, a display device includes a pixel including: a first sub-pixel including a first color filter transmitting light having a spectrum peak falling on a spectrum of reddish green; a second sub-pixel including a second color filter transmitting light having a spectrum peak falling on a spectrum of bluish green; a third sub-pixel including a third color filter transmitting light having a spectrum peak falling on a spectrum of red; and a fourth sub-pixel including a fourth color filter transmitting light having a spectrum peak falling on a spectrum of blue. The first, second, third, and fourth sub-pixels each include a reflective electrode reflecting light transmitted through the color filter. Each of the third and fourth sub-pixels is greater in size than the first and second sub-pixels. The first sub-pixel with the second sub-pixel has a size equal to or greater than that of the third sub-pixel.

Active matrix display device

An image display device includes an image display unit including first pixels each constituted of sub-pixels of three or more colors included in a first color gamut and second pixels each constituted of sub-pixels of three or more colors included in a second color gamut different from the first color gamut, the first pixels and the second pixels being arranged in a matrix and adjacent to each other; and a processing unit that determines an output of the sub-pixels included in each pixel of the image display unit corresponding to an input image signal. The processing unit determines an output of the sub-pixels included in the other one of the pixels based on part of components of an input image signal corresponding to one of the first pixel and the second pixel that are adjacent to each other.

Image display device and method of displaying image

According to one embodiment, a display device, includes a display panel having a light transmission property, the display panel includes a first sub-pixel exhibiting a first color, a second sub-pixel exhibiting a second color, a third sub-pixel exhibiting a third color, a dummy pixel exhibiting a fourth color having brightness lower than the first to third colors, and a light modulating layer capable of changing a light transmission property and a light scattering property of regions corresponding to the first to third sub-pixels and the dummy pixel, respectively.

Growing community of inventors

Tokyo, Japan

Tatsuya Yata