公开(公告)号：US20240230857A1

公开(公告)日：2024-07-11

申请号：US18617209

申请日：2024-03-26

Applicant: LG INNOTEK CO., LTD.

Inventor： Chang Hyuck LEE ,  Lee Im KANG ,  Ji Sung KIM ,  Yang Hyun JOO

IPC: G01S7/486 ,  G01S7/481 ,  G01S7/4865 ,  G01S17/14 ,  G01S17/89 ,  G01S17/93 ,  G01S17/931 ,  G02B3/00 ,  G02B3/02 ,  G02B7/02 ,  G02B7/105 ,  G02B13/00 ,  G02B13/16 ,  G02B27/30

CPC classification number: G01S7/486 ,  G01S7/4816 ,  G01S7/4865 ,  G01S17/14 ,  G01S17/89 ,  G01S17/93 ,  G01S17/931 ,  G02B3/00 ,  G02B3/02 ,  G02B7/02 ,  G02B7/105 ,  G02B13/0025 ,  G02B13/16 ,  G02B27/30

Abstract: 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.

公开(公告)号：US20220120909A1

公开(公告)日：2022-04-21

申请号：US17280734

申请日：2019-09-26

Applicant: LG INNOTEK CO., LTD.

Inventor： Eun Song KIM ,  Chang Hyuck LEE

IPC: G01S17/894 ,  H04N5/225 ,  H04N5/265 ,  G01S7/481

Abstract: A camera device according to one embodiment of the present disclosure, comprises: a light output unit which outputs an output-light signal irradiated on an object; a lens unit which comprises an infrared (IR) filter and at least one lens arranged on the IR filter, and condenses an input-light signal reflected from the object; an image sensor which generates an electrical signal from the input-light signal condensed by the lens unit; a tilting unit which shifts the optical path of the input-light signal according to a predetermined rule; and an image control unit which acquires depth information of the object by using a phase difference between the output-light signal and the input-light signal received at the image sensor, wherein the image control unit acquires the depth information of the object by using data extracted during a plurality of periods during which the optical path of the input-light signal is repeatedly shifted according to the predetermined rule, and the image control unit corrects the difference between a preconfigured shift value of the optical path of the input-light signal, and the actual shift value.

公开(公告)号：US20210383561A1

公开(公告)日：2021-12-09

申请号：US17278079

申请日：2019-09-20

Applicant: LG INNOTEK CO., LTD.

Inventor： Woong LEE ,  Seong Ha JANG ,  Chang Hyuck LEE

IPC: G06T7/55 ,  H04N5/225 ,  H04N5/33 ,  G06T1/00 ,  G01S17/894

Abstract: A camera module according to an embodiment of the present invention comprises: a light output portion for successively outputting a first output light signal and a second output light signal, which are emitted to an object, during a single period; a lens portion for concentrating a first input light signal and a second input light signal, which are reflected from the object, the lens portion comprising an infrared (IR) filter and at least one lens disposed on the IR filter; an image sensor for generating a first electric signal and a second electric signal from the first input light signal and the second input light signal, which have been concentrated by the lens portion; a tilting portion for shifting optical paths of the first input light signal and the second input light signal according to a predetermined rule; and an image control portion for acquiring depth information of the object by using the first electric signal and a phase difference between the first output light signal and the first input light signal, and acquiring a 2D image of the object by using the second electric signal.

公开(公告)号：US20210263136A1

公开(公告)日：2021-08-26

申请号：US17255878

申请日：2019-07-09

Applicant: LG INNOTEK CO., LTD.

Inventor： Yang Hyun JOO ,  Kang Yeol PARK ,  Chang Hyuck LEE

IPC: G01S7/484 ,  G06K9/20 ,  G01S17/42

Abstract: An embodiment provides a method and a device for outputting a light, which can output a light in a safe manner. Specifically, disclosed are a method and a device for outputting a light, which control an output light to prevent the output light from being concentrated on a specific area.

公开(公告)号：US20180231643A1

公开(公告)日：2018-08-16

申请号：US15749968

申请日：2016-08-03

Applicant: LG INNOTEK CO., LTD.

Inventor： Chang Hyuck LEE ,  Young Seop MOON ,  Lee Im KANG

IPC: G01S7/481 ,  G02B27/00

Abstract: An optical device provided by the present invention can comprise: a light separating unit receiving one first beam so as to output k (k is a natural number) second beams; a light steering unit changing the k second beams up to a first steering angle, so as to output a third beam; a lens unit receiving the third beam so as to adjust the first steering angle, thereby outputting a fourth beam; and a driving unit for controlling a first light output angle, wherein a wave front of the second beams can be wider than that produced by diving a wave front of the first beam by k.

公开(公告)号：US20160003450A1

公开(公告)日：2016-01-07

申请号：US14404503

申请日：2012-12-14

Applicant: LG INNOTEK CO., LTD.

Inventor： Gi Seok LEE ,  Eun Sung SEO ,  Hyun Ho CHOI ,  Chang Hyuck LEE ,  Ki Cheol KIM

IPC: F21V13/04 ,  F21V5/00 ,  F21K99/00 ,  F21V13/02 ,  F21V23/00 ,  F21V7/00 ,  F21V7/04 ,  F21V7/09 ,  G02F1/1335 ,  F21V5/04

CPC classification number: F21V13/04 ,  F21K9/64 ,  F21V5/002 ,  F21V5/008 ,  F21V5/046 ,  F21V7/0008 ,  F21V7/0066 ,  F21V7/045 ,  F21V7/09 ,  F21V13/02 ,  F21V23/005 ,  F21Y2115/10 ,  G02B19/0014 ,  G02B19/0061 ,  G02F1/133603 ,  H01L33/505 ,  H01L33/54 ,  H01L33/60 ,  H01L2933/0041 ,  H01L2933/005 ,  H01L2933/0091

Abstract: A member for controlling luminous flux according to an exemplary embodiment of the present invention includes an optical path changing unit embedded in a matrix and including scattering particles scattering incident light, and an optical direction adjustment unit including a coupling surface attached to the optical path changing unit to receive the light scattered from the optical path changing unit, and a refractive surface refracting the received light and emitting the refracted light, whereby an optical diffusion performance of the member for controlling luminous flux according to an exemplary embodiment of the present invention can enhance an optical diffusion performance.

Abstract translation: 根据本发明的示例性实施例的用于控制光通量的部件包括嵌入矩阵中并包括散射入射光的散射粒子的光路改变单元，以及光学方向调整单元，包括附接到光路改变单元的耦合表面 接收从光路改变单元散射的光，以及折射表面折射接收的光并发射折射光，由此根据本发明的示例性实施例的用于控制光通量的构件的光学漫射性能可以增强 光学扩散性能。

公开(公告)号：US20150159831A1

公开(公告)日：2015-06-11

申请号：US14563143

申请日：2014-12-08

Applicant: LG INNOTEK CO., LTD.

Inventor： Lee Im KANG ,  Chang Hyuck LEE

IPC: F21V5/00 ,  F21V13/04 ,  F21V13/10 ,  F21V5/04

CPC classification number: F21V5/007 ,  F21V5/04 ,  F21V13/04 ,  F21V13/10 ,  G02B19/0028 ,  G02B19/0061 ,  G02F1/133606 ,  G02F2001/133607

Abstract: An optical element includes a lens includes a surface of incidence on which light is incident from a light source, a first optical surface recessed toward the light source, and a second optical surface extending from the first optical surface, and a cover arranged on the lens to cover at least a part of the first optical surface.

Abstract translation: 光学元件包括透镜，其包括从光源入射光的入射表面，朝向光源凹陷的第一光学表面和从第一光学表面延伸的第二光学表面，以及布置在透镜上的盖 以覆盖第一光学表面的至少一部分。

公开(公告)号：US20230161225A1

公开(公告)日：2023-05-25

申请号：US17917611

申请日：2021-04-08

Applicant: LG INNOTEK CO., LTD.

Inventor： Chang Hyuck LEE ,  Kyung Won KIM

IPC: G03B5/00

CPC classification number: G03B5/00 ,  G03B13/36 ,  G03B2205/003 ,  G03B2205/0061

Abstract: A camera actuator according to an embodiment includes a housing; a prism unit disposed in the housing; and a first driving unit for tilting the prism unit; wherein the prism unit includes: the prism; and a prism mover disposed to surround the prism, and a second driving unit disposed between the prism and the prism mover and tilting the prism, and wherein a driving displacement of the second driving unit is smaller than a driving displacement of the first driving unit.

公开(公告)号：US20220155443A1

公开(公告)日：2022-05-19

申请号：US17582586

申请日：2022-01-24

Applicant: LG INNOTEK CO., LTD.

Inventor： Chang Hyuck LEE ,  Lee Im KANG ,  Ji Sung KIM ,  Yang Hyun JOO

IPC: G01S17/14 ,  G01S17/89 ,  G01S17/931 ,  G01S7/4865

Abstract: 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.

公开(公告)号：US20220116537A1

公开(公告)日：2022-04-14

申请号：US17420771

申请日：2020-01-06

Applicant: LG INNOTEK CO., LTD.

Inventor： Chang Hyuck LEE ,  Young Kil SONG

IPC: H04N5/232 ,  H04N5/225 ,  G06T3/40 ,  G02B7/00

Abstract: A camera module according to the present embodiment includes a light emitting part configured to output a light signal to an object, a filter configured to allow the light signal to pass therethrough, at least one lens disposed on the filter and configured to collect the light signal from the object, a sensor configured to generate an electric signal from the light signal collected by the lens, the sensor including a plurality of pixels arranged in an array form, and a tilting part configured to tilt the filter to repeatedly move an optical path of the light signal having passed through the filter according to a predetermined rule. The optical path of the light signal passing through the filter is moved in one direction among diagonal directions of the sensor with respect to an optical path corresponding to the filter being disposed parallel to the sensor.