Semiconductor Energy Laboratory Co., Ltd.

Kensuke Yoshizumi

Shunpei Yamazaki

Koji Kusunoki

Ryota Tajima

Daisuke Kubota

Yuichi Yanagisawa

Yoshiharu Hirakata

Kei Takahashi

Kazunori Watanabe

Yoshiaki Oikawa

Hisao Ikeda

Tomoya Aoyama

Daiki Nakamura

Hideaki Shishido

Susumu Kawashima

Koji Ono

Natsuko Takase

Shingo Eguchi

Katsuaki Tochibayashi

Satoru Idojiri

Yosuke Tsukamoto

Kazuhei Narita

Mari Tateishi

Hideomi Suzawa

Kenichi Okazaki

Naoto Kusumoto

Shinya Sasagawa

Hideki Uochi

Masami Jintyou

Hiroki Adachi

Tatsuya Honda

Motomu Kurata

Shinji Maekawa

Ryo Hatsumi

Yutaka Okazaki

Yoshinobu Asami

Ikuko Kawamata

Hironobu Shoji

Yukie Suzuki

Nozomu Sugisawa

Taisuke Kamada

Tomokazu Yokoi

Masataka Sato

Naoyuki Senda

Kayo Kumakura

Junpei Yanaka

Noriko Harima

Hajime Kimura

Hiroyuki Miyake

Yoshiyuki Kurokawa

Takayuki Ikeda

Hideaki Kuwabara

Akihisa Shimomura

Yoshifumi Tanada

Kosei Noda

Yasuhiro Jinbo

Yuji Iwaki

Hideaki Okamoto

Naoya Sakamoto

Mayumi Mikami

Seiji Yasumoto

Ryo Tokumaru

Shuhei Yoshitomi

Toshiyuki Miyamoto

Shuichi Katsui

Tomoko Yamada

Taiki Nonaka

Masataka Shiokawa

Hiroto Shinoda

One embodiment of the present invention provides a highly reliable display device. In particular, a display device to which a signal or a power supply potential can be supplied stably is provided. Further, a bendable display device to which a signal or a power supply potential can be supplied stably is provided. The display device includes, over a flexible substrate, a display portion, a plurality of connection terminals to which a signal from an outside can be input, and a plurality of wirings. One of the plurality of wirings electrically connects one of the plurality of connection terminals to the display portion. The one of the plurality of wirings includes a first portion including a plurality of separate lines and a second portion in which the plurality of lines converge.

Display device

A lightweight, foldable electronic device with an input function is provided. The electronic device is provided with a foldable display apparatus; the display apparatus has an input function, an authentication function, and the like, and is capable of operating the electronic device with or without contact. The display apparatus includes a light-emitting device and a light-receiving device in a display portion. The light-emitting device has a function of performing display. The light-emitting device may also have a light-emitting function for aiding input operation. The light-receiving device has an imaging function and a function of a sensor for performing input operation.

Electronic device and authentication method of electronic device

A highly safe vehicle control device is provided. The vehicle control device includes an operation unit, a light-emitting and light-receiving unit, and a control unit. The operation unit includes a steering wheel including a rim, a hub, and a spoke. The rim is connected to the hub through the spoke. The light-emitting and light-receiving unit is provided along a surface of the rim. The light-emitting and light-receiving unit includes a first light-emitting element and a first light-receiving element. The first light-emitting element has a function of emitting light with a first wavelength range. The first light-receiving element has a function of receiving the light with the first wavelength range and converting it into an electrical signal. The first light-emitting element and the first light-receiving element are arranged on the same plane. The light-emitting and light-receiving unit has a function of sequentially outputting received-light data to the control unit. The control unit has a function of obtaining biological information of a driver from a plurality of received-light data and executing processing corresponding to the biological information.

Vehicle control device

An electronic device capable of detecting a user's body movements is to be provided. The electronic device is display equipment worn in front of the user's eye and capable of detecting the blinking action. The electronic device includes a display apparatus and a light source in a housing, and the display apparatus includes a light-emitting device and a light-receiving device in a display portion. Light emitted by the light source is incident on the user's eye and the vicinity thereof through a mirror and reflected, and the reflected light is detected by the light-receiving device. The amount of light reflected by the eyelid and that by the eyeball are different from each other, which enables the blinking action to be detected. The detection of the blinking action enables the user's fatigue state to be estimated.

Electronic device with display apparatus having light-emitting device and light-receiving device over insulating layer

A semiconductor device is described, which includes a first transistor, a second transistor, and a capacitor. The second transistor and the capacitor are provided over the first transistor so as to overlap with a gate of the first transistor. A semiconductor layer of the second transistor and a dielectric layer of the capacitor are directly connected to the gate of the first transistor. The second transistor is a vertical transistor, where its channel direction is perpendicular to an upper surface of a semiconductor layer of the first transistor.

Semiconductor device

A battery module with high impact resistance is provided. A battery module using an elastic body such as rubber for its exterior body covering a battery is provided. A bendable battery module is provided. As the exterior body covering a battery, an elastic body such as rubber is used, and the exterior body is molded in two steps. First, a first portion provided with a depression in which a battery is stored is molded using a first mold. Next, a battery is inserted into the first portion. Subsequently, second molding is performed using a second mold so as to fill an opening of the depression in the first portion, so that a second portion is formed. The second portion serves as a cover for closing the opening of the depression in the first portion. The second portion is formed in contact with part of the electrodes in the battery and part of an end portion of the second exterior body in the battery.

Battery module, method for manufacturing battery module, and electronic device

A display device with an imaging function is provided. A high-resolution imaging device or display device is provided. The display device includes first to third switches, first and second transistors, a capacitor, first and second wirings, and a light-emitting and light-receiving element. One electrode of the first switch is electrically connected to the first wiring, and the other electrode is electrically connected to a gate of the first transistor and one electrode of the capacitor. One electrode of the second switch is electrically connected to one of a source and a drain of the first transistor, one electrode of the light-emitting and light-receiving element, and the other electrode of the capacitor, and the other electrode of the second switch is electrically connected to a gate of the second transistor and one electrode of the third switch. The other electrode of the third switch is electrically connected to the second wiring. The light-emitting and light-receiving element has a function of emitting light of a first color and a function of receiving light of a second color.

Display device, display module, and electronic device

Provided is a display device or a display system capable of displaying images along a curved surface, a display device or a display system capable of displaying images seamlessly in the form of a ring, or a display device or a display system that is suitable for increasing in size. The display device includes a display panel. The display panel includes a first part and a second part and is flexible. The first part can display images. The second part can transmit visible light. The display panel is curved so that the second part and the first part overlap with each other.

Display device, display unit, and display system

A convenient electronic device or the like is provided. The power consumption of an electronic device or the like is reduced. An electronic device or the like having high visibility regardless of the brightness of external light is provided. An electronic device or the like that can display both a smooth moving image and an eye-friendly still image is provided. Such an electronic device is an electronic device including a first display portion, a second display portion, and a control portion. The control portion is configured to make the first display portion and the second display portion individually display two or more of a first image, a second image, and a third image at a time. The first image is displayed with reflected light, the second image is displayed with emitted light, and the third image is displayed with light including both reflected light and emitted light.

Electronic device, image display method, program, and display system

A display device or a driving support system which enables a driver to obtain information easily is provided. A display device or a driving support system which is unlikely to impose a burden on a driver is provided. A display device or a driving support system which is suitable for space saving is provided. A display device or a driving support system which is capable of large-area display is provided. A display device or a driving support system which does not impair the aesthetic appearance of the car interior is provided. The display device includes a display panel which has flexibility and can be transformed between a first form and a second form, and a driving means having a function of reversibly changing the display panel between the first form and the second form. The first form is a form in which a display surface of the display panel is suspended, and the second form is a form in which the display panel is stored upward.

Display device and driving support system

To reduce the manufacturing cost of a display device using a micro LED as a display element. To manufacture a display device using a micro LED as a display element in a high yield. Employed is a method for manufacturing a display device, including: forming a plurality of transistors in a matrix over a substrate (), forming conductors () electrically connected to the transistors over the substrate (), and forming a plurality of light-emitting elements () in a matrix over a film (). Each of the light-emitting elements () includes electrodes () on one surface and the other surface is in contact with the film (). The conductors () and the electrodes () are opposed to each other. An extrusion mechanism () is pushed out from the film () side to the substrate () side so that the conductors () and the electrodes () are in contact with each other, whereby the conductors () and the electrodes () are electrically connected to each other.

Method for manufacturing display device and display device manufacturing apparatus

A highly convenient display system is provided. A display system that enables a screen to be operated easily with a laser pointer is provided. A display system that enables a screen to be operated by a large number of people is provided. The display system includes a light-emitting apparatus and a display device. The light-emitting apparatus includes a means for emitting visible laser light and a means for emitting invisible light. The display device includes a display unit including a means for displaying an image and a means for obtaining positional information on a portion irradiated with the visible light, and a means for receiving the invisible light. The display system has a function of performing processing in accordance with the positional information when the invisible light is received.

Display system, display device, and light-emitting apparatus

A display device that can easily have high resolution is provided. A display device having both high display quality and high resolution is provided. A display device with high contrast is provided. A first EL film is deposited in contact with a top surface and a side surface of each of a first pixel electrode and a second pixel electrode each having a tapered shape. A first sacrificial film is formed to cover the first EL film. The first sacrificial film and the first EL film are etched to expose the second pixel electrode and form a first EL layer over the first pixel electrode and a first sacrificial layer over the first EL layer, and then, the first sacrificial layer is removed. The first EL film and the second EL film are etched by dry etching. The first sacrificial layer is removed by wet etching.

Manufacturing method of display device

A display device with a novel structure, a display system with a novel structure, or operation methods of them is/are provided. The operation method of the display system including a first display device and a second display device includes the following steps: a first step of connecting the first display device and the second display device by wireless communication; a second step of transmitting first image data displayed on the first display device to the second display device; a third step of displaying, on the second display device, second image data obtained by processing at least part of the first image data; a fourth step of stopping display on the first display device; and a fifth step of processing the second image data in accordance with a manipulation with the second display device.

Method for operating display system using two display devices

A device capable of being used for a long time is achieved. A power supply, a connection method of a power supply, or a connecting member, for easy attachment and detachment and non-detachment when in use, is provided. A power supply, a connection method of a power supply, or a connecting member for easy replacement is provided. A highly designed power supply is provided. Power from a battery is supplied to an electronic device through a connecting member including a pipe, a spring, and a pair of pivots. The pair of pivots are electrically insulated from each other, and electrically connected to any one of a pair of electrodes of the battery. The electronic device into which the pair of pivots are inserted includes a pair of bearings capable of receiving power.

Connecting member, power supply device, electronic device, and system

Growing community of inventors

Kanagawa, Japan

Kensuke Yoshizumi