Samsung Electronics Co., Ltd.

California Institute of Technology

University of Massachusetts

University of California

Seunghoon Han

Byunghoon Na

Jangwoo You

Amir Arbabi

Andrei Faraon

Hyeonsoo Park

Minkyung Lee

Hyunsung Park

Harry A Atwater

Namseop Kwon

Sungwoo Hwang

Yu Horie

Sangeun Mun

Suyeon Lee

Changgyun Shin

Ragip Pala

Hongseok Lee

Yang Ho Cho

Byounglyong Choi

Yongsung Kim

Lilong Shi

Kyuhwan Choi

Ehsan Arbabi

Muhammad Alam

Duhyun Lee

Kwanghee Lee

Jeongyub Lee

Ho Wai Lee

Mahdad Mansouree

Ali Naqavi

Seaum Kim

Krishnan Thyagarajan

Yao-Wei Huang

Jihye Kim

Taehee Lee

Kanghee Won

Boseok Moon

Ruzan Sokhoyan

Bongyong Jang

Yu-Jung Lu

Georgia Papadakis

Yongwan Jin

Ghazaleh Kafaie

Hoon Song

Yibing Michelle Wang

Sunil Kim

Geeyoung Sung

Dongil Son

Bongsu Shin

Junghyun Park

Wontaek Seo

Seongho Cho

Hojung Kim

Changseung Lee

Hongkyu Park

Seokil Moon

Daeho Yang

Jaekwan Kim

Jina Jeon

Doukyoung Song

Hyoungil Song

Seyedeh Mahsa Kamali

Myungsik Kim

Jaeyong Ju

Taegyu Lim

Kideok Bae

Jaeeun Jung

Jie Yao

Moonsook Lee

Sahnggyu Park

Sahng-Gyu Park

Yanping Liu

Ruzan Sohkoyan

Kyle Tom

Woosuk Choi

Shingil Kim

Babak Mirzapourbeinekalaye

Sanggyu Park

An example electronic device may include a display, a processor, and a memory. The memory may store instructions which, when executed, enable the processor to: execute a first application providing a stereoscopic screen; store, in a first frame buffer, a first execution screen generated by rendering a screen provided by the first application; while the first execution screen is being displayed, identify an execution request of a second application providing a non-stereoscopic screen; execute the second application in response to the execution request of the second application; store, in the first frame buffer, a second execution screen generated by rendering a screen provided by the second application; store, in a second frame buffer different from the first frame buffer, a third execution screen generated by stereoscopic-rendering the second execution screen; change a frame buffer referred to by the display from the first frame buffer to the second frame buffer; and display the third execution screen.

Electronic device for providing AR/VR environment, and operation method thereof

Provided are a lens assembly, an image apparatus including the same, and an electronic apparatus including the lens assembly. The lens assembly includes a first refractive lens, a second refractive lens, and a meta lens arranged between the second refractive lens and an image plane, wherein the first refractive lens, the second refractive lens, and the meta lens are arranged from an object side to an image side.

Lens assembly, imaging apparatus including the lens assembly, and electronic apparatus including the lens assembly

A see-through type display apparatus includes an image projector configured to output image light, a waveguide configured to receive the image light output from the image projector and transmit the image light to a user's view, and a first lens having a negative refractive power and a second lens having a positive refractive power, which are arranged on both surfaces of the waveguide. Each of the first lens and the second lens includes one or more meta lenses and is configured to operate as a lens with almost no chromatic aberration, thereby implementing a thin optical system having good image quality.

See-through type display apparatus and electronic device including the same

Provided are meta illuminators. The meta illuminators according to embodiments include a first light emitter configured to emit pattern light, and a second light emitter configured to emit non-patterned light, wherein the first and second light emitters forms a single body. The first and second light emitters respectively include meta-surfaces that are different from each other, and the different meta-surfaces may be formed on a single material layer. The first light emitter includes a pattern region that transmits a portion of incident light, and the second light emitter does not include the pattern region. A mask may be arranged between the light source and the transparent substrate.

Meta illuminator

Provided is a meta optical device including a plurality of phase modulation regions respectively including a plurality of nanostructures and configured to modulate a phase of incident light, wherein a phase retardation profile of the plurality of phase modulation regions monotonically change with respect to light of a plurality of wavelength bands apart from each other, and wherein phase modulation ranges with respect to the light of the plurality of wavelength bands are different from each other.

Meta optical device and electronic apparatus including the same

An illumination device includes a display panel including a first surface on which an image is displayed, a second surface opposite to the first surface, display pixels interposed between the first surface and the second surface, and a transmitting window interposed between the first surface and the second surface. The illumination device further includes a light source disposed on a side of the second surface of the display panel, and emitting light toward the second surface, and a light transmitter interposed between the light source and the display panel, and transmitting the emitted light to the transmitting window, the transmitted light being incident on the second surface of the display panel and being transmitted through the transmitting window toward the first surface of the display panel. The illumination device further includes a diffuser diffusing the light transmitted through the transmitting window.

Illumination device and electronic device including the same

A meta lens assembly includes a first meta lens, a second meta lens arranged on an image side of the first meta lens, and a third meta lens arranged on an image side of the second meta lens, the first meta lens, the second meta lens, and the third meta lens being arranged from an object side of the meta lens assembly to an image side of the meta lens assembly facing an image sensor.

Meta lens assembly and electronic device including the same

A meta-optical device includes a plurality of phase modulation areas configured to modulate a phase of an incident light, each of the plurality of phase modulation areas including a plurality of nanostructures having a shape and an arrangement that are determined according to a respective rule set for each of the plurality of phase modulation areas; and a compensation area located between a kphase modulation area and a (k+1)phase modulation area adjacent to each other, from among the plurality of phase modulation areas, and including a compensation structure for buffering an effective refractive index change occurring in a boundary area between the kphase modulation area and the (k+1)phase modulation area according to respective rules of the kphase modulation area and the (k+1)phase modulation area, wherein N is a number of the plurality of phase modulation areas, k and N are natural numbers, and k is equal to or greater than 1 and less than N.

A meta-lens, an imaging optics, and an electronic device including the imaging optics are provided. The meta-lens includes at least one meta-layer having a plurality of nanostructures with a less shape dimension than an operating wavelength, modulates a phase and intensity of incident light, and forms a plurality of spots of different brightness on an imaging plane in an asymmetric distribution. The plurality of spots formed on the imaging plane include a main spot and at least one sub-spot that is separated from a center of the main spot and has lower illuminance than the main spot.

Meta-lens, imaging optics, and electronic device including the same

Provided are an illumination device and an electronic apparatus. The illumination device includes a light source configured to emit light, a surface light source layer configured to convert the light emitted from the light source to surface light, a focusing lens configured to focus the surface light from the surface light source layer, and a display panel including an aperture through which light focused by the focusing lens passes.

Illumination device and electronic apparatus including the same

A system and a method are disclosed for a structured-light system to estimate depth in an image. An image is received in which the image is of a scene onto which a reference light pattern has been projected. The projection of the reference light pattern includes a predetermined number of particular sub-patterns. A patch of the received image and a sub-pattern of the reference light pattern are matched based on either a hardcode template matching technique or a probability that the patch corresponds to the sub-pattern. If a lookup table is used, the table may be a probability matrix, may contain precomputed correlations scores or may contain precomputed class IDs. An estimate of depth of the patch is determined based on a disparity between the patch and the sub-pattern.

Ultrafast, robust and efficient depth estimation for structured-light based 3D camera system

Provided is a meta-optical device including a meta-lens including a plurality of nano-structures, a band pass filter configured to transmit light of predetermined wavelengths within an operation wavelength band of the meta-lens, and a spacer layer provided between the meta-lens and the band pass filter to support the plurality of nano-structures and to form a separation distance between the meta-lens and the band pass filter.

Meta-optical device and optical apparatus including the same

An optical hybrid lens includes a refractive lens having a curved lens surface, a metalens including at least one metasurface formed on the curved lens surface to follow the curved lens surface of the refractive lens and including a plurality of nanostructures having a shape dimension of a sub-wavelength of incident light, and an adhesive layer between the curved lens surface of the refractive lens and the metalens. The metalens includes at least one metasurface including a plurality of nanostructures having a shape dimension of a sub-wavelength of incident light.

Optical hybrid lens, method for manufacturing the same, and apparatus employing the same

A meta-lens includes a first region including a plurality of first nanostructures two-dimensionally arranged in a circumferential direction and a radial direction based on a center point and distributed according to a first rule; and a plurality of second regions surrounding the first region and including a plurality of second nanostructures two-dimensionally arranged in the circumferential direction and the radial direction based on the center point and distributed according to a second rule, wherein a section satisfying Δw×Δp>0 and a section satisfying Δw×Δp<0 coexist is formed in the first region and any one of the plurality of second regions, w denoting a width of each of the plurality of first nanostructures or the plurality of second nanostructures and p denoting an arrangement interval in the circumferential direction between the plurality of first nanostructures or the plurality of second nanostructures.

Meta-lens, image capturing lens including the meta-lens, image capturing device including the image capturing lens, and electronic apparatus including the image capturing device

An image sensor includes a plurality of lens elements, each lens element of the plurality of lens elements including a plurality of scatterers arranged to concentrate light incident on the image sensor; and a sensing element configured to sense light passing through the plurality of lens elements, wherein one lens element of the plurality of lens elements has a first focal length that is different from a second focal length of another lens element of the plurality of lens elements and is separated from the sensing element by the first focal length.

Zoomable image sensor and image sensing method

Growing community of inventors

Seoul, South Korea

Seunghoon Han