The Wave Talk, Inc.

Hyundai Motor Company

Kia Motors Corporation

Korea Advanced Institute of Science and Technology

Samsung Electronics Co., Ltd.

Samsung Display Co., Ltd.

Korea Electric Safety Corp.

Lg Electronics Inc.

Lg Display Co., Ltd.

Lg Philips Lcd Co., Inc.

Korea Electronics Technology Institute

Kookmin University

Young Dug Kim

Kyoung Man Cho

Guk Hyun Nam

Nam Kyun Kim

YongKeun Park

KyeoReh Lee

JongHee Yoon

Seung Bum Yang

Dong Jun Jeong

Chang-jung Kim

Hyun Sik Seo

Jaesung You

Yun Ho Jung

Chul Hong Bae

Kwang Min Yoon

Kil Mok Shong

Jaehyuk Jang

Min Soo Kim

Tae Ho Kim

Sung H Hong

Jun Ho Song

I-hun Song

Jong Hyun Kim

Sechung Oh

Seung-eon Ahn

Sa Heum Kim

Dong Gun Kim

Sang-hun Jeon

Hong Rae Cha

Jae-chul Park

Byung Gil Ryu

Woo Chang Lim

Sang Hwan Park

Jeong Hee Park

Seung Ho Ahn

Yonghwan Hwang

Chang Ha Lee

Myeong Soo Chang

Hak Sung Lee

Kyoung Ku Ha

Kyung Ku Kim

Seung Hai Hwang

Jong Sung Lee

Hee Sam Kang

Jang Eun Lee

Jae Kwon Lee

Geon Yeong Kim

Jong Chan Park

Jeong Heon Park

Minsik Yang

Jin Young Jeon

Seungwoo Shin

HyeonHee Kang

Jongchan Park

Ji Sun Go

Mun Gu Kang

Kwangok Han

Sunghae Park

Hyo Moon Joo

Moon Sung Park

Provided is an accurate turbidity measurement system and method, using a speckle pattern, in which a speckle pattern may be used for turbidity measurement, thereby enabling turbidity and bacterial or microbial contamination to be measured with high accuracy. The system may include: a measuring container which has a light input part formed in one side thereof, has a light scattering space formed therein, and has a light output part formed in the other side thereof; and an optical dilution member which is formed in at least a portion of the light scattering space, has a sample receiving part formed in one side thereof, and comprises an optical dilution medium having a role of optically diluting a speckle pattern of the sample.

Accurate turbidity measurement system and method, using speckle pattern

Provided is a turbidity meter including a main body, a fluid container which is formed inside the main body and in which a fluid is accommodatable, a fluid inlet pipe which is connected to the fluid container and via which the fluid is supplied to the fluid container, a fluid outlet pipe which is connected to the fluid container and via which the fluid is discharged from the fluid container to the outside, a wave source configured to irradiate waves toward the fluid container, a detector configured to detect a laser speckle at every time point set in advance, the laser speckle being generated due to multiple scattering of the irradiated waves in the fluid, and a controller configured to estimate the presence or absence of impurities in the fluid in real-time by using the detected laser speckle.

Turbidimeter

An embodiment of the present invention provides an image information acquisition device comprising: a sample unit for accommodating a sample; a driver for moving the sample unit in a first direction; a light source for irradiating light to a partial region of the sample unit; an optical mirror for reflecting the light having passed through the sample unit, by scattering or diffraction of the light; an image sensor for recording in time-series an interference image generated by light reflected from the optical mirror; and a controller for generating image information of the sample based on a time-dependent change of the interference image.

Image information acquisition device

Provided is a water examination device including: a main body; a fluid accommodation unit formed in the main body; a wave source for irradiating waves toward the fluid accommodation unit; a detector for detecting a laser speckle at every set time period that is set in advance, the laser speckle being generated due to multiple scattering of the waves in the fluid; a controller for estimating existence of impurities in the fluid in real-time by using the detected laser speckle; and a calibration unit for controlling the wave source or the detector such that an intensity of light irradiated from the wave source and measured by the detector is within a certain range set in advance.

Device for water examination

According to an embodiment of the present disclosure, provided is an apparatus for providing microorganism information, including: a receiving unit configured to receive a plurality of images obtained by photographing in time series an outgoing wave emitted from a sample; a detecting unit configured to extract a feature of a change over time from the plurality of images obtained by photographing in time series; a learning unit configured to machine-learn classification criteria based on the extracted feature; and a determining unit configured to classify the type or concentration of a microorganism included in the sample based on the classification criteria, wherein each of the plurality of images includes speckle information generated by multiple scattering by the microorganism due to waves incident on the sample.

Microorganism information providing device and method

Fluid analysis apparatus

The present invention relates to a test sample receiving block and a microbial detection apparatus using the same. The test sample receiving block may include a sample receiving block having a sample groove portion formed therein, the sample groove portion containing the sample so that a light emission module emits light to the sample and a sensor module can detect a speckle generated when the emitted light is scattered by motion of bacteria or microbes contained in the sample, wherein the sample receiving block is surface-treated to increase an optical path of light reaching the sensor module when the emitted light is reflected or scattered by the sample accommodated in the sample groove portion, so that a pattern is formed on a surface of the sample groove portion.

Test sample receiving block and microbial detection apparatus using the same

Provided is a microorganism detection apparatus including a body, a sample accommodator module provided in the body to accommodate a sample, a beam irradiation module for irradiating a beam to the sample, a sensor module for detecting speckles generated when the beam irradiated to the sample is scattered due to motion of bacteria or microorganisms included in the sample, and a controller for controlling the beam irradiated from the beam irradiation module, and storing and analyzing images detected by the sensor module, wherein the sample accommodator module includes a sample accommodation block having a sample hole capable of accommodating a container containing the sample, and a heater for supplying heat to the bacteria or microorganisms in the sample at a preset temperature.

Microorganism detection apparatus

A system for detecting microbes is provided. In the system for detecting microbes, light is emitted to a sample through a light emission module, a sensor module detects speckles generated when the emitted light is scattered by motion of bacteria or microbes contained in the sample, and a controller stores and analyzes images detected by the sensor module to test microbial detection, wherein controller may include a light emission controller connected to the light emission module and configured to control an emission period and an emission intensity of light emitted by the light emission module; an imaging collector connected to the sensor module and configured to store a speckle image generated through multiple scattering by the bacteria or microbes contained in the sample; a corrector configured to correct a deviation caused by a difference in the amount of light when the light emission module emits the light; and an estimator configured to estimate, in real-time, presence or absences of the bacteria or microbes in the sample or a concentration of the bacteria or microbes.

System, apparatus, and method for detecting microbes

An embodiment of the present disclosure provides an intestinal microorganism detection system including: a feces collection unit configured to collect the feces of a user: a storage unit including a plurality of accommodation units configured to accommodate a fecal sample, the fecal sample being formed by mixing the feces collected by the feces collection unit with fluid; a sensor unit configured to detect a microorganism in the fecal sample accommodated in each of the plurality of accommodation units and generate first information; and a control unit configured to estimate, on the basis of the generated first information, the type of intestinal microorganism present in the user and a concentration thereof, wherein the plurality of accommodation units are respectively exposed to different environmental conditions.

Intestinal microorganism detection system

Growing community of inventors

Gyeonggi-do, South Korea

Young Dug Kim