Lg Innotek Co., Ltd.

Yang Hyun Joo

Chang Hyuck Lee

Sung Phil Kim

Ji Sung Kim

Lee Im Kang

Seong Ha Jang

Ju Un Park

Bo Ra Kang

Kang Yeol Park

Ji Young Jung

Chang Gyun Son

Sang Jun Park

Hyun Ho Choi

Chul Hong Kim

Young Bae Jang

Ki Cheol Kim

Sung Ki Jung

Hyeong Jin Kim

Gwui Youn Park

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

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.

Method and device for outputting light

Light-receiving device and lidar

Disclosed are a sensing method and a sensing apparatus for acquiring information about an object according to one embodiment. In particular, disclosed are a sensing method and a sensing apparatus for obtaining the shape of blood vessels by using information regarding the intensity of received light and information regarding the distance of an object.

Sensing method and apparatus

A camera device is provided. The camera device includes a light emitting portion configured to change a light path of light according to a first control signal and output the light along a first light path or a second light path, a light receiving portion configured to receive the light reflected by an object and generate an electrical signal, and a control portion configured to generate the first control signal which controls the light path of the light to be changed to the first light path or the second light path. Here, the light emitting portion outputs the light with a first pattern along the first light path or outputs the light with a second pattern along the second light path.

Camera device

According to one embodiment, disclosed is a method by which a camera module capable of acquiring depth information controls the output time point and the reception time point of light. By controlling both the output time point and the reception time point of light, the camera module can acquire the light of phases in which adjacent reception pixels differ from one another despite controlling light sources or reception pixels in line units.

Method and camera module for acquiring depth information

According to an embodiment of the present invention, disclosed is a camera module comprising: an optical output unit for outputting an optical signal to an object; an optical unit for transmitting the optical signal reflected from the object; a sensor for receiving the optical signal transmitted through the optical unit; and a control unit for acquiring the depth map of the object by using the optical signal received by the sensor, wherein the sensor includes an effective area in which a light receiving element is arranged and a non-effective area excluding the effective area, and includes a first row area in which the effective area and the non-effective area are alternately arranged in a row direction, and a second row area in which the effective area and the non-effective area are alternately arranged in the row direction, and in which the effective area is arranged in a column direction at a position not overlapping with the effective area of the first row area, light reaching the effective area of the first row area is controlled by means of first shifting control so as to reach the non-effective area of the first row area or the non-effective area of the second row area, and light reaching the effective area of the second row area is controlled by means of the first shifting control so as to reach the non-effective area of the second row area or the non-effective area of the first row area.

Camera module

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

A camera device according to an embodiment of the present invention includes a light output unit that outputs an output light signal to be irradiated to an object, a lens unit that condenses an input light signal reflected from the object, an image sensor that generates an electric signal from the input light signal condensed by the lens unit and an image processing unit that extracts a depth map of the object using at least one of a time difference and a phase difference between the output light signal and the input light signal received by the image sensor, the lens unit including IR (InfraRed) filter, a plurality of solid lenses disposed on the IR filter and a liquid lens disposed on the plurality of solid lenses, or disposed between the plurality of solid lenses, the camera device further including a first driving unit that controls shifting of the IR filter or the image sensor and a second driving unit that controls a curvature of the liquid lens, an optical path of the input light signal being repeatedly shifted according to a predetermined rule by one of the first driving unit and the second driving unit, and the optical path of the input light signal being shifted according to predetermined control information by the other one of the first driving unit and the second driving unit.

Camera device having shiftable optical path

According to embodiments, a display unit of an integral image processing device, which includes the display unit which reproduces all the elemental images of a 3D object as a 3D image, may include: a light source; and a reproducing lens array for integrating a plurality of individual elemental images, which are included in a patterned image that has patterned all elemental images and comprises all elemental images, and reproducing the individual elemental images as a 3D image.

Integral image processing device and vehicular lamp using same

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 relates to a target-oriented light emitting device comprising: a light emitting part for emitting light; a light focusing part for focusing the light emitted from the light emitting part; a first light adjusting part to which the light focused by in the light focusing part is incident, adjusting the orientation direction of the light, and emitting the adjusted light; and a second light adjusting part disposed between the light focusing part and the first light adjusting part so as to adjust a focal position of the light incident to the first light adjusting part.

Target-oriented light emitting device, and optical module

A light emitting device package is disclosed. The light emitting device package includes a lens, a refraction portion disposed under the lens, and a light emitting device disposed under the refraction portion, wherein the lens includes a top surface, a bottom surface opposite to the top surface, an upper recess formed in the top surface, and a lower recess formed in the bottom surface, the refraction portion is disposed at a first bottom surface of the bottom surface, the first bottom surface defining the lower recess, and the upper recess, the lower recess, the refraction portion, and the light emitting device are aligned along an optical axis.

Light emitting device, light emitting device package including the device, and lighting apparatus including the package

Embodiments provide a light-emitting device package including a light source, a lens disposed on the light source, and a diffuser located on at least one of the interior of the lens or a light emission surface of the lens, so as to diffuse light. The diffuser includes at least one of a light dispersing agent distributed in the interior of the lens, or at least one light diffusion structure located on at least one of the outside or the inside of the light emission surface of the lens. The light diffusion structure includes a rough surface formed on the light emission surface of the lens.

Light-emitting device package and light-emitting module including the same

Embodiments provide a light-emitting device package including at least one light source and a lens disposed on the light source. The lens includes a lower surface facing the light source, an upper surface opposite to the lower surface, and a side surface located between the lower surface and the upper surface, the side surface having at least one indented portion.

Growing community of inventors

Seoul, South Korea

Yang Hyun Joo