Samsung Electronics Co., Ltd.

Lg Electronics Inc.

Korea Institute of Science and Technology

Infosec Co., Ltd.

Jae-woo Lee

Seungbok Ok

Byeong Wook Park

Dooyong Oh

Jee-Young Jung

Jin-Hyuk Choi

Yoon-suk Hyun

Ja-hoo Koo

Kwang-Soo Han

Jong-Chul Choi

Byoung-Uk Yoon

Hyunwook Moon

Seongjun Kim

Byungkyu Park

Sang-In Baek

Eui Sung Kim

Jin-Ho Lim

Sun-woo Kim

Eun-seok Kim

Cheol-hun Jang

Sang-Hyun Yi

Byoung-Soo Lee

Hong-Gon Kim

Kwang-Ho Cha

Yun-Sung Shin

Dae-hyun Ji

Young-Min Kang

Won-ju Lee

Ju-Ho Yi

Sang-deuk Lee

Ho-Eun Hwang

Seung-bong Han

Ho-Eun Yoo

Young-Oh Kim

Jung-chan Ryu

Young-soo Kwon

Jin-il Jung

Jong-yev Hong

Hyung-sik Lim

Byoung-sung Ahn

An induction heating device includes a working coil and a resonance capacitor, an inverter that performs a switching operation to supply a resonance current to the working coil, a plurality of snubber capacitors electrically connected to the inverter, a direct current (DC) link capacitor electrically connected to the inverter, and a relay configured to electrically connect one of the plurality of snubber capacitors to the DC link capacitor or the resonance.

Induction heating device with improved interference noise elimination and output control functions

An induction heating device includes a working coil group including a first working coil and a second working coil that are electrically connected in parallel to each other, an inverter configured to perform a switching operation to supply resonance current to at least one of the first or second working coil; a first semiconductor switch electrically connected to the first working coil to turn on and turn off the first working coil; a second semiconductor switch electrically connected to the second working coil to turn on and turn off the second working coil; and a controller configured to control operation of the inverter and the first and second semiconductor switches, respectively. The controller turns off the inverter before turning off at least one of the first semiconductor switch or the second semiconductor switch.

Induction heating device with improved control algorithm

An induction heating device includes a working coil and a resonance capacitor, an inverter that performs a switching operation to supply a resonance current to the working coil, a plurality of snubber capacitors electrically connected to the inverter, a direct current (DC) link capacitor electrically connected to the inverter, and a relay configured to electrically connect one of the plurality of snubber capacitors to the DC link capacitor or the resonance capacitor.

An induction heating device includes a case, working coils, a cover plate, an input interface, a first control module configured to detect one or more of the working coils at a position of an object seated on the cover plate, a second control module configured to receive information on the position of the object and control the input interface to display an image of a heating zone, and light emitting elements disposed below a periphery of each of the plurality of working coils. The second control module is configured to analyze an arrangement form of the one or more of the working coils based on the information on the position of the object, and control driving of at least one of the light emitting elements based on a result of analyzing the arrangement form.

Induction heating device having improved user experience and user interface

An induction heating apparatus includes a working coil; an inverter configured to perform switching operation to thereby apply a resonance current to the working coil; and a controller configured to provide a control signal with a fixed frequency to the inverter to thereby control the switching operation. The controller changes a pulse width of the control signal based on a predetermined cycle that is set based on a temperature of the inverter.

Induction heating apparatus having improved interference noise cancellation and output control functions

A dish washer capable of effectively decreasing a dry time is provided. The dish washer includes a body; a wash tank provided in the body in order to wash dishes therein; a door rotatably coupled to the body to open and close the wash tank; an air blower spraying out air jet from a front surface of the body to the front of the body so as to allow wet steam in the wash tank to forcedly flow to the front when the door is opened.

Air blower and dish washer having the same

An induction heating device includes first and second working coils connected electrically in parallel, an inverter unit configured to switch at least one of the first working coil or the second working coil, an inverter driving unit connected to the inverter unit; a first semiconductor switch connected to the first working coil, a first semiconductor switch driving unit connected to the first semiconductor switch, an over-current protection unit connected to the first semiconductor switch, configured to generate information based on a current that flows in the first semiconductor switch, and configured to, based on the information, determine whether to turn off the inverter driving unit, and a control unit that is configured to receive the information, and determine, based on the information, whether to block a pulse signal to the inverter driving unit and whether to turn off the first semiconductor switch driving unit.

Induction heating device having improved switch stress reduction structure

Disclosed is a support structure for an induction heating device that includes a working coil configured to heat an object. The support structure includes: a housing including an upper surface that is recessed do inward and that is configured to seat the object; a repeating coil that is located inside of the housing, that is configured to generate magnetic induction or magnetic resonance with the working coil, and that is configured to heat the object on the upper surface of the housing based on magnetic induction or magnetic resonance with the working coil; and a compensation capacitor located inside of the housing and connected to the repeating coil, where the compensation capacitor is configured to control output of the repeating coil.

Support structure for object to be heated

A distance estimating method and apparatus are provided. The method includes acquiring a real target length corresponding to target points of an object, calculating, from an input image, an image target length corresponding to the real target length, and estimating a distance from a distance estimating apparatus to the object, based on the real target length, the image target length, and a focal length thereof.

Distance estimating method and apparatus

Provided are an apparatus and a method for converting an image. The apparatus includes an image sensor configured to obtain an image of a road, and a processor. The processor is configured to segment an input image into a plurality of region images, determine a vanishing point corresponding to each of the plurality of region images, obtain a translation relation for converting two-dimensional (2D) coordinates of a point in a region image among the plurality of region images into three-dimensional (3D) coordinates, based on a vanishing point of the region image, and generate road profile data based on translation relations of the plurality of region images.

Apparatus and method for converting image

A panel assembly including a corner member is provided. The panel assembly according to an exemplary embodiment of the present disclosure includes: a frame panel consisting of one sheet of metal plate and having a front surface, an upper surface bent from the front surface, and a side surface bent from the front surface; and a corner member coupled with a gap formed between the upper surface of the frame panel and the side surface of the frame panel, in which the corner member includes an exposed portion exposed to the outside and a buried portion covered with the upper surface or the side surface of the frame panel.

Panel assembly, dish washer, and electronic appliances

An electronic device includes a first main body part at least one second main body part connected to the first main body part so as to be rotatable, or such that the first and second main body parts pivot relative to each other, and a connecting part that connects the second main body part to the first main body part or another second main body part adjacent thereto, wherein the connecting part includes a connecting member that rotatably connects the first and at least one second main body parts, a flexible printed circuit board (FPCB) that is surrounded by the connecting member and electrically connects at least one second main body part to the first main body part and a reinforcing member that is interposed between the connecting member and the FPCB and at least partially overlaps the FPCB.

Electronic device

An electronic device is provided. The electronic device includes a first flexible member, a rigid member positioned on one surface of the first flexible member, and a second flexible member positioned on the one surface of the first flexible member in at least a part of a periphery of the rigid member. The first flexible member is attached to a case member of the electronic device with the rigid member and the second flexible member being interposed therebetween.

Electronic device and case member

An electronic device may includes a housing including a portion that is transitionable between a pop-up state and a non-pop-up state, a locker for holding the portion of the housing in the non-pop-up state, and a pop-up device for popping up the portion of the housing when the locker releases the portion of the housing such that transitioning between the pop-up and non-pop-up states is allowed.

Electronic device with detachable component

Component of an electronic device

Growing community of inventors

Seoul, South Korea

Jae-woo Lee