Lg Innotek Co., Ltd.

Samsung Electronics Co., Ltd.

Kolon Industries, Inc.

Ls Cable & System Ltd.

Ubifun Co., Ltd.

Ubifunstudio Co., Ltd.

Seoul National University

Hyosung Heavy Industries Corporation

Hanwha Solutions Corporation

Infobank Corp.

Ji Sung Kim

Chang Hyuck Lee

Jin Hwan Park

Yang Hyun Joo

Soo Min Jeong

Lee Im Kang

Jeong Han Kim

Tae Hyun Kim

In Ju Lee

Chang Gyun Son

Joon Keun Lee

In Cheol Jang

Kum Hwan Cha

Jae Cheol Gwag

Doo Pil Kim

Bong Wha Kwak

Ki Nam Kwak

Weon Bae Kim

Kyoung Ro Ko

Doo Young Ryu

Kyung Won Kim

Ji Hoon Choi

Young Bae Jang

Jong Sung Park

Eun Sung Seo

Ki Cheol Kim

Hak Gee Jung

Eun Suk Bang

Dae Sik Jang

Su Hwan Kim

Sung Ki Jung

Min Jea Choi

Chung Seock Kang

Jun Seok Oh

Su Kil Lee

Sang Min Song

Sang Hyo Lee

Sang Hui Park

Nam Ki Sul

Kwang Rim Ha

Ki Sun Park

Hwa Seob Song

Deug Soo Ryu

Jae Wook Lee

Jung Min Kim

Soon Il Sohn

Joo Ho Choi

Sang Gyeong Bae

Na Yeun Kim

Sung Hae Jun

Eun Jung Heo

Chang Seok Youk

Seong Su Jeong

Jang In Cheol Cheol

An optical device includes a light receiving element for detecting light reflected and transmitted from a subject; a voltage part for providing a first bias voltage or a second bias voltage to the light receiving element; and a controller for controlling the voltage part so that the second bias voltage provided from the voltage part is synchronized with a light output of a light emitting part to be provided to the light receiving element.

Light-receiving device and LiDAR

A polyolefin and a method for preparing same are provided. The polyolefin is formed by copolymerizing an olefin-based monomer and a comonomer in the presence of an olefin polymerization catalyst comprising a transition metal compound for an olefin polymerization catalyst represented by formula 1, and the weight average molecular weight (Mw) thereof may be 20,000 or less. The description of formula 1 is the same as that in the description of the invention.

Polyolefin and method for preparing same

The embodiment relates to an image stabilization device and a camera module including the same. The image stabilization device according to the embodiment includes: a first prism for changing a path of a light beam; a second prism disposed below the first prism and changing a path of light beam emitted from the first prism; an image stabilization control unit for controlling a shape of the second prism including a coil part and a magnet part. The first prism may be disposed inside the image stabilization control unit. The second prism may be a variable wedge prism. The image stabilization control unit may control the path of the light beam by changing the shape of the second prism through the magnet part.

Image shaking-prevention device including prism, and camera module comprising same

Provided are a shaper unit and an image stabilization device. A shaper unit, according to one aspect of the present invention, comprises: a shaper body formed of a transparent material; first glass disposed on one side of the shaper body; a membrane disposed on one side of the first glass; a variable prism disposed on one side of the membrane; and a second glass disposed on one side of the variable prism.

Shaper unit and image stabilization device

Light-receiving device and lidar

The present embodiment relates to a light output module comprising: a first lens part including at least one lens; a second lens part including at least one lens and disposed at a lower side of the first lens part; an actuator for moving the second lens part; a third lens part disposed at a lower side of the second lens part; and a light source disposed at a lower side of the third lens part, wherein the actuator comprises: a first housing receiving the second lens part and including at least one first magnet disposed therein; a second housing receiving the first housing and including at least one second magnet disposed therein; and a third housing including a first coil facing the first magnet and a second coil facing the second magnet, wherein the first housing is operated in a first direction, and the first housing and the second housing are operated in a second direction.

Light output module and lidar

Disclosed are a payment service apparatus for providing product information to an offline merchant on the basis of location information and supporting payment processing based on a virtual currency and an operating method thereof. The present invention selects offline merchants positioned within a predetermined distance based on current location information of a user terminal and then selects a merchant that transmits a beacon signal having a maximum strength among beacon signals transmitted by beacons provided in the selected merchants and transmits product information for products being sold in the merchant to the user terminal, and when the information on the virtual currency amount of the one predetermined product together with a payment request for one predetermined product from the user terminal are received, completes transfer processing from an electronic wallet account of a user to the electronic wallet account of the merchant for a virtual currency amount of one predetermined product to support the user to easily purchase the product in the offline merchant.

Payment service apparatus for providing product information to offline merchant on basis of location information and supporting payment processing based on virtual currency and operating method thereof

Disclosed is a method for providing a communication service based on a push, which may include: when an application loaded on a client is executed, requesting a communication service based on the push keys to an account server; receiving push keys of multiple target clients from the account server; requesting a push server to transfer the push keys of the client and a service request for a predetermined service to at least some of the multiple target clients; and when communication connection with a target client which responds to the service request is performed based on the push keys, performing the predetermined service.

Method and apparatus for providing communication service based on a push

Disclosed are a payment processing apparatus using a virtual currency with an automatic trading function of the virtual currency and an operating method thereof. The present invention may provide a platform which may use a virtual currency as a trading means of goods by presenting a payment processing apparatus for supporting a product purchaser to pay a price of a product to a product seller using a virtual currency and an operating method thereof.

Payment processing apparatus using virtual currency with automatic trading function of virtual currency and operating method thereof

A camera module according to an embodiment of the present invention includes a prism part configured to convert incident light to parallel light in an optical axis direction, a tilting part through which the parallel light passes and which changes an optical path of the parallel light by changing an angle of a surface through which the parallel light passes, a lens part configured to collect the parallel light of which the optical path is changed, and an image sensor part configured to convert the parallel light collected by the lens part to an electrical signal, wherein the tilting part is disposed between the prism part and the lens part.

Camera module with tilting part

A method of providing a video in a portable terminal according to the present invention may include: monitoring whether an execution request event for a multi-camera mode of a portable terminal is generated; when the execution request event is generated, executing a virtual multi-preview menu including a plurality of pre-view regions, which is divided into independent separate regions and displays a plurality of different contents, respectively, and when the virtual multi-preview menu is executed, photographing a multi-preview image, so that different contents are displayed on the plurality of preview regions, respectively, with a virtual camera implemented in the portable terminal.

Method and apparatus for providing video in portable terminal

Provided are a light-receiving device and lidar comprising the light-receiving device. The light-receiving device comprises: a first lens comprising a first lens surface for receiving light from an outside and a second lens surface for changing the path of the light received by the first lens surface and outputting the light to the outside; and a sensor on which light transmitted through the second lens surface is incident, wherein the first lens surface is a spherical surface, the second lens surface is an aspherical surface, and the focus of the first lens deviates from the sensor surface of the sensor.

An embodiment provides an imaging lens comprising first to third lens groups arranged sequentially from an object side to an image side and having refractive power, wherein the distances of the second lens group and the third lens group from the first lens group are variable such that a tele mode having a narrow angle of view and a wide mode having a wide angle of view can be implemented, the EFL in the tele mode is no more than 2.5 times the EFL in the wide mode, 2&#x3c;F&#x3c;5 and 15 mm&#x3c;TTL&#x2264;40 mm.

Imaging lens and camera module comprising the same

A power cable includes a conductor, an inner semi-conductive layer covering the conductor, an insulating layer covering the inner semi-conductive layer and impregnated with insulating oil, an outer semi-conductive layer covering the insulating layer, a metal sheath layer covering the outer semi-conductive layer, and a cable protection layer covering the metal sheath layer. A minimum thickness t1 of a certain cross section of the metal sheath layer is less than or equal to 90% of a maximum thickness t2 thereof.

Power cable

An embodiment of the present invention relates to a camera module and an optical device, comprising: a housing; a lens module disposed in the housing; a substrate disposed below the lens module; an image sensor disposed between the lens module and the substrate; and an optical element unit disposed between the lens module and the image sensor, wherein the optical element unit has an optical surface disposed at the top thereof, to which the light transmitted through the lens module is incident, comes in contact with a light receiving surface of the image sensor at the bottom thereof, and contains a material having a higher refractive index than air.

Camera module and optical device

Growing community of inventors

Seoul, South Korea

Ji Sung Kim