公开(公告)号：US20240381702A1

公开(公告)日：2024-11-14

申请号：US18690383

申请日：2022-09-08

Applicant: SEMICONDUCTOR ENERGY LABORATORY CO., LTD.

Inventor： Koji KUSUNOKI ,  Daisuke KUBOTA ,  Kensuke YOSHIZUMI ,  Junpei SUGAO

IPC: H10K59/122 ,  H10K59/35

Abstract: A display apparatus with a high aperture ratio is provided. The display apparatus includes first and second light-emitting devices, a first conductive layer, a second conductive layer, and a first insulating layer. The first light-emitting device includes a first pixel electrode, a first EL layer, and a common electrode over the first EL layer. The second light-emitting device includes a second pixel electrode, a second EL layer, and the common electrode over the second EL layer. The first conductive layer is provided over the common electrode. The first insulating layer is provided over the first conductive layer. The second conductive layer is provided over the first insulating layer. Any one or both of the first and second conductive layers overlap with a region interposed between the first EL layer and the second EL layer. One side surface of the first EL layer and one side surface of the second EL layer are provided to face each other. The first light-emitting device emits light of a color that is different from a color of light emitted from the second-light-emitting device. The first EL layer includes a first light-emitting unit, a first charge-generation layer, and a second light-emitting unit. The second EL layer includes a third light-emitting unit, a second charge-generation layer, and a fourth light-emitting unit.

公开(公告)号：US20240270015A1

公开(公告)日：2024-08-15

申请号：US18594439

申请日：2024-03-04

Applicant: SEMICONDUCTOR ENERGY LABORATORY CO., LTD.

Inventor： Kensuke YOSHIZUMI ,  Ryota TAJIMA

IPC: B60B21/12 ,  B60K1/02 ,  B60K1/04 ,  B60K6/26 ,  B60K6/28 ,  B60L50/64 ,  B60L53/60 ,  H01M10/42 ,  H01M50/213 ,  H01M50/249 ,  H02J7/00

CPC classification number: B60B21/12 ,  B60K1/02 ,  B60K1/04 ,  B60K6/26 ,  B60K6/28 ,  B60L50/64 ,  B60L53/60 ,  H01M10/4257 ,  H01M50/213 ,  H01M50/249 ,  H02J7/0013 ,  B60K2001/045 ,  B60Y2200/91 ,  B60Y2200/92 ,  H01M2010/4271 ,  H01M2220/20

Abstract: Space-saving in an automobile or the like provided with a battery is achieved. Design flexibility of an automobile or the like can be improved. An electric power control method or an electric power control system capable of utilizing electric power efficiently is provided. It is an electric power control system of an automobile including a car body, a first battery, a second battery, and a control unit. The control unit obtains states of charge of the first battery and the second battery, determines whether or not a difference between remaining capacities of the first battery and the second battery exceeds a predetermined value, and controls transmission of electric power between the first battery and the second battery, in the case where the difference in the remaining capacities exceeds the predetermined value, to be made such that the remaining capacities are close to each other.

公开(公告)号：US20240260365A1

公开(公告)日：2024-08-01

申请号：US18289646

申请日：2022-04-28

Applicant: SEMICONDUCTOR ENERGY LABORATORY CO., LTD.

Inventor： Takayuki IKEDA ,  Yoshiaki OIKAWA ,  Natsuko TAKASE ,  Kensuke YOSHIZUMI

IPC: H10K59/35

CPC classification number: H10K59/351 ,  H10K59/353

Abstract: A high-resolution display device having a light detection function is provided. The display device includes first to fourth subpixels arranged to be adjacent to one another in this order in a first direction; the first subpixel and the second subpixel emit light of the same color; the third subpixel and the fourth subpixel detect light of the same color; the first subpixel includes a first light-emitting device and a first coloring layer overlapping with the first light-emitting device; the second subpixel includes a second light-emitting device and the first coloring layer overlapping with the second light-emitting device; the third subpixel includes a first light-receiving device; the fourth subpixel includes a second light-receiving device; the first light-emitting device and the second light-emitting device have a function of being driven independently; and the first light-receiving device and the second light-receiving device have a function of being driven independently.

公开(公告)号：US20240057464A1

公开(公告)日：2024-02-15

申请号：US18260841

申请日：2022-01-07

Applicant: SEMICONDUCTOR ENERGY LABORATORY CO., LTD.

Inventor： Shingo EGUCHI ,  Hiroki ADACHI ,  Kenichi OKAZAKI ,  Yasumasa YAMANE ,  Naoto KUSUMOTO ,  Kensuke YOSHIZUMI ,  Shunpei YAMAZAKI

IPC: H10K71/00 ,  H01L21/67 ,  C23C14/56 ,  C23C16/54 ,  G03F7/00

CPC classification number: H10K71/811 ,  H01L21/67167 ,  H01L21/67184 ,  C23C14/566 ,  C23C16/54 ,  G03F7/0005 ,  H01L21/68707

Abstract: Manufacturing equipment of a light-emitting device with which steps from formation to sealing of a light-emitting element can be successively performed can be provided. In the manufacturing equipment of a light-emitting device, a deposition step, a lithography step, an etching step, and a sealing step by forming a protective layer for forming an organic EL element can be successively performed, whereby a downscaled organic EL element achieving high luminance and high reliability can be formed. Moreover, the manufacturing equipment can have an in-line system where apparatuses are arranged in the order of process steps for the light-emitting device, resulting in high throughput manufacturing.

公开(公告)号：US20230409264A1

公开(公告)日：2023-12-21

申请号：US18038250

申请日：2021-11-29

Applicant: Semiconductor Energy Laboratory Co., Ltd.

Inventor： Shunpei YAMAZAKI ,  Hajime KIMURA ,  Yoshiaki OIKAWA ,  Kensuke YOSHIZUMI

IPC: G06F3/14 ,  G06F3/04815 ,  G06T17/00 ,  G02B27/01

CPC classification number: G06F3/14 ,  G06F3/04815 ,  G06T17/00 ,  G02B27/0172

Abstract: 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.

公开(公告)号：US20230387130A1

公开(公告)日：2023-11-30

申请号：US18234942

申请日：2023-08-17

Applicant: Semiconductor Energy Laboratory Co., Ltd.

Inventor： Shunpei YAMAZAKI ,  Kensuke YOSHIZUMI

IPC: H01L27/12 ,  H01L27/04 ,  H10B12/00 ,  H10B41/70 ,  H01L27/06 ,  H01L29/423

CPC classification number: H01L27/1207 ,  H01L27/04 ,  H10B12/00 ,  H10B41/70 ,  H01L27/0688 ,  H01L29/42384 ,  H01L27/1203 ,  H01L29/24

Abstract: 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.

公开(公告)号：US20230232645A1

公开(公告)日：2023-07-20

申请号：US17919554

申请日：2021-04-27

Applicant: Semiconductor Energy Laboratory Co., Ltd.

Inventor： Kensuke YOSHIZUMI ,  Susumu KAWASHIMA ,  Koji KUSUNOKI ,  Kazunori WATANABE

IPC: H10K39/34 ,  H10K59/131 ,  H10K59/35 ,  G09G3/3233

CPC classification number: H10K39/34 ,  H10K59/131 ,  H10K59/353 ,  G09G3/3233 ,  G09G2300/0852 ,  G09G2300/0465 ,  G09G2300/0819 ,  G09G2300/0861 ,  G06V40/1318

Abstract: 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.

公开(公告)号：US20230209944A1

公开(公告)日：2023-06-29

申请号：US18110924

申请日：2023-02-17

Applicant: SEMICONDUCTOR ENERGY LABORATORY CO., LTD.

Inventor： Hisao IKEDA ,  Kensuke YOSHIZUMI ,  Tomoya AOYAMA

IPC: H10K59/30 ,  H10K50/844 ,  H10K50/852

CPC classification number: H10K59/30 ,  H10K50/844 ,  H10K50/852 ,  G09G3/3291

Abstract: A display device which exhibits light with high color purity is provided. A display device with low power consumption is provided. An embodiment is a display device which includes a first pixel electrode, a second pixel electrode, a light-emitting layer, a common electrode, a first protective layer, and a semi-transmissive layer. The light-emitting layer includes a first region positioned over the first pixel electrode and a second region positioned over the second pixel electrode. The common electrode is positioned over the light-emitting layer. The first protective layer is positioned over the common electrode. The semi-transmissive layer is positioned over the first protective layer. Reflectivity with respect to visible light of the semi-transmissive layer is higher than reflectivity with respect to visible light of the common electrode. The semi-transmissive layer does not overlap with the first region and overlaps with the second region. For example, the semi-transmissive layer may include an opening in a position overlapping with the first region.

公开(公告)号：US20230200670A1

公开(公告)日：2023-06-29

申请号：US18008232

申请日：2021-05-31

Applicant: SEMICONDUCTOR ENERGY LABORATORY CO., LTD.

Inventor： Daisuke KUBOTA ,  Kensuke YOSHIZUMI

IPC: A61B5/024 ,  H10K39/34 ,  A61B5/00 ,  A61B5/1172 ,  B62D1/04

CPC classification number: A61B5/02416 ,  H10K39/34 ,  A61B5/6893 ,  A61B5/1172 ,  B62D1/04 ,  A61B2503/22

Abstract: 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.

公开(公告)号：US20230113155A1

公开(公告)日：2023-04-13

申请号：US17937823

申请日：2022-10-04

Applicant: SEMICONDUCTOR ENERGY LABORATORY CO., LTD.

Inventor： Shunpei YAMAZAKI ,  Yosuke TSUKAMOTO ,  Kiyoshi KATO ,  Tatsuya ONUKI ,  Yoshiaki OIKAWA ,  Kensuke YOSHIZUMI

IPC: G02B27/00 ,  G02B27/01

Abstract: Provided is a multifunctional display device or a multifunctional electronic device. Provided is a display device or electronic device with high visibility. Provided is a display device or electronic device with low power consumption. The electronic device includes a housing, a display device, a system unit, a camera, a secondary battery, a reflective surface, and a wearing tool. The system unit and the secondary battery are each positioned inside the housing. The system unit includes a charging circuit unit. The charging circuit unit is configured to control charging of the secondary battery. The system unit is configured to perform first processing based on imaging data of the camera. The first processing includes at least one of gesture operation, head tracking, and eye tracking. The system unit is configured to generate image data based on the first processing. The display device is configured to display the image data.