Country
Full text data for US,EP,CN
Type
Legal Validity
Legal Status
Filing Date
Publication Date
Inventor
Assignee
Click to expand
IPC(Section)
IPC(Class)
IPC(Subclass)
IPC(Group)
IPC(Subgroup)
Agent
Agency
Claims Number
Figures Number
Citation Number of Times
Assignee Number
No. Publication Number Title Publication/Patent Number Publication/Patent Number Publication Date Publication Date
Application Number Application Number Filing Date Filing Date
Inventor Inventor Assignee Assignee IPC IPC
1 EP3397020B1
METHOD AND APPARATUS FOR IN WIRELESS COMMUNICATION SYSTEM
Publication/Patent Number: EP3397020B1 Publication Date: 2020-09-02 Application Number: 18170886.8 Filing Date: 2013-09-27 Inventor: Kim jungwoo   Assignee: LG Electronics Inc.   IPC: H04W92/18
2 US10620306B2
Vehicle radar apparatus for providing three-dimensional information
Publication/Patent Number: US10620306B2 Publication Date: 2020-04-14 Application Number: 15/658,633 Filing Date: 2017-07-25 Inventor: Kim, Jongseok   Kim jungwoo   Assignee: SAMSUNG ELECTRONICS CO., LTD.   IPC: G01S13/42 Abstract: Provided is a vehicle radar apparatus for providing three-dimensional (3D) information about an environment. The vehicle radar apparatus may include a transmitter configured to transmit electromagnetic waves, a receiver configured to receive reflected electromagnetic waves, and a signal processor configured to extract 3D information about the environment based on the reflected electromagnetic waves. The transmitter may transmit electromagnetic waves to the environment by performing a two-dimensional (2D) scan, and the receiver may receive the reflected electromagnetic waves by performing a one-dimensional (1D) scan. Alternatively, the transmitter may transmit the electromagnetic waves to the environment by performing a 1D scan, and the receiver may receive the reflected electromagnetic waves by performing a 2D scan.
3 US2020174104A1
LIGHT DETECTION AND RANGING DEVICE AND METHOD OF DRIVING THE SAME
Publication/Patent Number: US2020174104A1 Publication Date: 2020-06-04 Application Number: 16/535,902 Filing Date: 2019-08-08 Inventor: Kim jungwoo   Otsuka, Tatsuhiro   Cho, Yongchul   Assignee: SAMSUNG ELECTRONICS CO., LTD.   IPC: G01S7/481 Abstract: Provided in a light detection and ranging (LiDAR) device including a scanning optical system including a plurality of light sources and a beam steering device, the scanning optical system being configured to scan an object with a plurality of irradiation beams projected from the plurality of light sources toward the object at a plurality of irradiation angles, respectively, a light detector including a plurality of pixel regions that are configured to separately detect the plurality of irradiation beams projected toward the object at the plurality of irradiation angles and reflected from the object, and a processor configured to control the scanning optical system and the light detector, and obtain information about the object based on the plurality of irradiation beams detected by the light detector.
4 US2020192180A1
AMPLIFICATION WAVEGUIDE DEVICE AND AMPLIFICATION BEAM STEERING APPARATUS INCLUDING THE SAME
Publication/Patent Number: US2020192180A1 Publication Date: 2020-06-18 Application Number: 16/801,934 Filing Date: 2020-02-26 Inventor: Lee, Eunkyung   Choi, Byounglyong   Kim jungwoo   Assignee: SAMSUNG ELECTRONICS CO., LTD.   IPC: G02F1/29 Abstract: An amplification waveguide device and an amplification beam steering apparatus are provided. The amplification beam steering apparatus includes a beam steerer configured to control emission directions of light beams output therefrom, a plurality of waveguides configured to guide the light beams output from the beam steerer, and a light amplifier configured to amplify the light beams traveling through the plurality of waveguides.
5 EP3663792A1
LIGHT DETECTION AND RANGING DEVICE AND METHOD OF DRIVING THE SAME
Publication/Patent Number: EP3663792A1 Publication Date: 2020-06-10 Application Number: 19192889.4 Filing Date: 2019-08-21 Inventor: Kim jungwoo   Otsuka, Tatsuhiro   Cho, Yongchul   Assignee: Samsung Electronics Co., Ltd.   IPC: G01S7/481 Abstract: Provided in a light detection and ranging (LiDAR) device including a scanning optical system including a plurality of light sources and a beam steering device, the scanning optical system being configured to scan an object with a plurality of irradiation beams projected from the plurality of light sources toward the object at a plurality of irradiation angles, respectively, a light detector including a plurality of pixel regions that are configured to separately detect the plurality of irradiation beams projected toward the object at the plurality of irradiation angles and reflected from the object, and a processor configured to control the scanning optical system and the light detector, and obtain information about the object based on the plurality of irradiation beams detected by the light detector.
6 KR20200009382A
SELECTIVE CATALYTIC REDUCTION SYSTEM
Publication/Patent Number: KR20200009382A Publication Date: 2020-01-30 Application Number: 20180083665 Filing Date: 2018-07-18 Inventor: Choi, Nakwon   Kim jungwoo   Kim, Joongho   Woo, Jongkwan   Assignee: HSD ENGINE CO., LTD.   IPC: F01N3/20 Abstract: 본 발명은 엔진에서 배출된 배기가스에 함유된 질소산화물을 저감시키기 위한 선택적 촉매 환원 시스템에 관한 것으로, 본 발명의 실시예에 따른 선택적 촉매 환원 시스템은 상기 배기가스에 함유된 질소산화물을 저감시키기 위한 촉매가 내장된 반응기와, 상기 촉매에 끼인 이물질을 제거하거나 상기 촉매를 재생시키기 위해 상기 촉매를 향해 유체를 분사하는 수트 블로워와, 상기 수트 블로워에 압축된 공기를 공급하는 공기 공급부, 그리고 상기 엔진의 부하 변동에 따라 상기 수트 블로워가 분사하는 공기의 압력을 조절하는 제어부를 포함한다.
7 US202049819A1
OPTICAL SCANNER AND LIDAR SYSTEM INCLUDING THE SAME
Publication/Patent Number: US202049819A1 Publication Date: 2020-02-13 Application Number: 20/181,623 Filing Date: 2018-12-31 Inventor: Otsuka, Tatsuhiro   Kim jungwoo   Cho, Yongchul   Assignee: Samsung Electronics Co., Ltd.   IPC: G02B27/09 Abstract: An optical scanner includes at least one light source configured to emit light, a steering unit configured to perform scanning in a first direction based on the light emitted from the at least one light source, and a polygon mirror configured to perform, by using the light output from the steering unit, scanning in a second direction different than the first direction based on a rotation of the polygon mirror. The steering unit includes a plurality of first prisms, and each of the plurality of first prisms includes an incident facet configured to pass the light emitted from the at least one light source, and an output facet configured to refract and output the light. The polygon mirror includes a plurality of reflective facets, and each of the plurality of reflective facets is configured to that reflect the light output from the steering unit.
8 US2020049819A1
OPTICAL SCANNER AND LIDAR SYSTEM INCLUDING THE SAME
Publication/Patent Number: US2020049819A1 Publication Date: 2020-02-13 Application Number: 16/237,359 Filing Date: 2018-12-31 Inventor: Cho, Yongchul   Kim jungwoo   Otsuka, Tatsuhiro   Assignee: SAMSUNG ELECTRONICS CO., LTD.   IPC: G01S17/02 Abstract: An optical scanner includes at least one light source configured to emit light, a steering unit configured to perform scanning in a first direction based on the light emitted from the at least one light source, and a polygon mirror configured to perform, by using the light output from the steering unit, scanning in a second direction different than the first direction based on a rotation of the polygon mirror. The steering unit includes a plurality of first prisms, and each of the plurality of first prisms includes an incident facet configured to pass the light emitted from the at least one light source, and an output facet configured to refract and output the light. The polygon mirror includes a plurality of reflective facets, and each of the plurality of reflective facets is configured to that reflect the light output from the steering unit.
9 US10586094B2
Apparatus and method for recognizing fingerprint
Publication/Patent Number: US10586094B2 Publication Date: 2020-03-10 Application Number: 15/819,038 Filing Date: 2017-11-21 Inventor: Kim jungwoo   Song, Hoon   Lee, Hongseok   Assignee: SAMSUNG ELECTRONICS CO., LTD.   IPC: G06K9/00 Abstract: An apparatus and method for recognizing a fingerprint are provided. The apparatus includes a display device including a plurality of pixels configured to be turned on and off based on an image signal, a transparent cover disposed on the display device, the transparent cover including a touch surface through which a touch of a user is input, and a touch sensor configured to recognize a location of the touch through the touch surface. The apparatus further includes a fingerprint sensor configured to detect light that is reflected from the touch surface, based on the fingerprint of the user inputting the touch, and generate a signal, based on the light, and a controller configured to generate the image signal to turn on pixels corresponding to the location among the plurality of pixels, and determine a fingerprint profile of the fingerprint, based on the signal generated by the fingerprint sensor.
10 US2020225325A1
LIDAR APPARATUS AND METHOD OF OPERATING THE SAME
Publication/Patent Number: US2020225325A1 Publication Date: 2020-07-16 Application Number: 16/554,033 Filing Date: 2019-08-28 Inventor: Kim jungwoo   Jo, Youngjoon   Park, Kyihwan   Assignee: SAMSUNG ELECTRONICS CO., LTD.   GWANGJU INSTITUTE OF SCIENCE AND TECHNOLOGY   IPC: G01S7/48 Abstract: A light detection and ranging (LiDAR) apparatus and a method of operating the LiDAR apparatus are provided. The LiDAR apparatus includes a light transmitter configured to irradiate a laser pulse towards an object, the laser pulse being generated based on a reference signal; a light receiver configured to receive the laser pulse reflected from the object and configured to obtain a first signal from the received laser pulse; and at least one processor configured to convert the first signal and the reference signal respectively into unipolar signals and configured to detect a flight time of the laser pulse based on a correlation between the converted first signal and the converted reference signal.
11 KR20200006134A
POWER PLANT WITH SELECTIVE CATALYTIC REDUCTION SYSTEM
Publication/Patent Number: KR20200006134A Publication Date: 2020-01-17 Application Number: 20200000174 Filing Date: 2020-01-02 Inventor: Lee, Kyungju   Kim jungwoo   Cheon, Jinho   Hwang, Jinwoo   Assignee: HSD ENGINE CO., LTD.   IPC: F01N9/00 Abstract: 본 발명의 실시예에 따른 선택적 촉매 환원 시스템을 포함한 동력 장치는 동력 발생 과정에서 배출된 질소산화물을 함유한 배기가스가 이동하는 배기 유로와, 상기 배기 유로 상에 설치되며 촉매가 내부에 설치된 반응기와, 상기 반응기 전방의 상기 배기 유로에서 분기하여 상기 배기 유로와의 분기점과 상기 반응기 전단 사이의 상기 배기 유로에 합류하는 분기 유로와, 상기 반응기를 우회하여 상기 반응기 후방의 상기 배기 유로와 합류하는 바이패스 유로와, 상기 분기 유로 상에 설치된 가열 장치와, 상기 바이패스 유로가 상기 배기 유로에서 분기된 지점 전방의 상기 배기 유로에서 분기되어 상기 분기 유로와 연결된 재생 보조 유로, 그리고 상기 가열 장치로 외기를 공급하는 외기 공급부를 포함한다.
12 US202014173A1
LIGHT SENSING SYSTEM AND ELECTRONIC APPARATUS INCLUDING THE SAME
Publication/Patent Number: US202014173A1 Publication Date: 2020-01-09 Application Number: 20/181,620 Filing Date: 2018-11-27 Inventor: Choi, Byounglyong   Kim jungwoo   Jeong, Byunggil   Lee, Eunkyung   Assignee: Samsung Electronics Co., Ltd.   IPC: H01S5/40 Abstract: Provided are light sensing systems and electronic apparatuses including the light sensing systems. The light sensing system includes a light source unit having a slit-shaped opening and configured to emit light through a slit-shaped opening; and a lens integrated with the light source unit on a surface of the light source unit on which the slit-shaped opening is formed. The lens is configured to make light emitted through the slit-shaped opening into a point light source at a far-field.
13 US2020256675A1
DISTANCE MEASURING DEVICE AND METHOD OF MEASURING DISTANCE BY USING THE SAME
Publication/Patent Number: US2020256675A1 Publication Date: 2020-08-13 Application Number: 16/860,811 Filing Date: 2020-04-28 Inventor: Otsuka, Tatsuhiro   Kim jungwoo   Yoon, Heesun   Hwang, Inoh   Assignee: SAMSUNG ELECTRONICS CO., LTD.   IPC: G01C15/00 Abstract: Provided is a distance measuring device and a method of measuring a distance. The distance measuring device detects light reflected by an object, generates an electrical signal based on the detected light, detects whether the electrical signal is saturated or not by comparing the electrical signal with a reference value, controls a magnitude of the electrical signal based on whether the signal is saturated, and calculates a distance to the object using the electrical signal.
14 EP3179297B1
META DEVICE
Publication/Patent Number: EP3179297B1 Publication Date: 2020-04-01 Application Number: 16200208.3 Filing Date: 2016-11-23 Inventor: Kim, Sunil   Shin, Changgyun   Lee, Duhyun   Kim jungwoo   Assignee: Samsung Electronics Co., Ltd.   IPC: G02F1/01
15 US10802119B2
Lidar device and method of measuring distance using the same
Publication/Patent Number: US10802119B2 Publication Date: 2020-10-13 Application Number: 15/386,565 Filing Date: 2016-12-21 Inventor: Yoon, Heesun   Kim jungwoo   Otsuka, Tatsuhiro   Hwang, Inoh   Assignee: SAMSUNG ELECTRONICS CO., LTD.   IPC: G01S7/48 Abstract: A lidar device includes a light source configured to emit a laser pulse to an object, a light receiver configured to receive the laser pulse reflected by the object, a first periodic wave generator configured to generate a first periodic wave when the light source emits the laser pulse and generate a second periodic wave when the light source receives the laser pulse, and a first comparator configured to compare a phase of the first periodic wave and a phase of the second periodic wave to each other. The lidar device calculates a distance between the lidar device and the object based on a phase difference determined by the first comparator.
16 US10613409B2
Amplification waveguide device and amplification beam steering apparatus including the same
Publication/Patent Number: US10613409B2 Publication Date: 2020-04-07 Application Number: 15/708,843 Filing Date: 2017-09-19 Inventor: Lee, Eunkyung   Choi, Byounglyong   Kim jungwoo   Assignee: SAMSUNG ELECTRONICS CO., LTD.   IPC: G02F1/29 Abstract: An amplification waveguide device and an amplification beam steering apparatus are provided. The amplification beam steering apparatus includes a beam steerer configured to control emission directions of light beams output therefrom, a plurality of waveguides configured to guide the light beams output from the beam steerer, and a light amplifier configured to amplify the light beams traveling through the plurality of waveguides.
17 US10670397B2
Distance measuring device and method of measuring distance by using the same
Publication/Patent Number: US10670397B2 Publication Date: 2020-06-02 Application Number: 15/821,071 Filing Date: 2017-11-22 Inventor: Otsuka, Tatsuhiro   Kim jungwoo   Yoon, Heesun   Hwang, Inoh   Assignee: SAMSUNG ELECTRONICS CO., LTD.   IPC: G01V8/00 Abstract: Provided is a distance measuring device and a method of measuring a distance. The distance measuring device detects light reflected by an object, generates an electrical signal based on the detected light, detects whether the electrical signal is saturated or not by comparing the electrical signal with a reference value, controls a magnitude of the electrical signal based on whether the signal is saturated, and calculates a distance to the object using the electrical signal.
18 US2020103722A1
BEAM STEERING DEVICE AND SYSTEM INCLUDING THE SAME
Publication/Patent Number: US2020103722A1 Publication Date: 2020-04-02 Application Number: 16/700,234 Filing Date: 2019-12-02 Inventor: Kim, Sunil   Shin, Changgyun   Kim jungwoo   Lee, Duhyun   Assignee: SAMSUNG ELECTRONICS CO., LTD.   IPC: G02F1/29 Abstract: Provided are a beam steering device and a system including the same. The beam steering device includes a conversion layer having a refractive index which is variable via electrical control and a plurality of nanoantenna pattern layers stacked on the conversion layer. The refractive index of the conversion layer is electrically changed by a driver.
19 US2020014173A1
LIGHT SENSING SYSTEM AND ELECTRONIC APPARATUS INCLUDING THE SAME
Publication/Patent Number: US2020014173A1 Publication Date: 2020-01-09 Application Number: 16/201,455 Filing Date: 2018-11-27 Inventor: Lee, Eunkyung   Jeong, Byunggil   Choi, Byounglyong   Kim jungwoo   Assignee: SAMSUNG ELECTRONICS CO., LTD.   IPC: H01S5/022 Abstract: Provided are light sensing systems and electronic apparatuses including the light sensing systems. The light sensing system includes a light source unit having a slit-shaped opening and configured to emit light through a slit-shaped opening; and a lens integrated with the light source unit on a surface of the light source unit on which the slit-shaped opening is formed. The lens is configured to make light emitted through the slit-shaped opening into a point light source at a far-field.
20 US10705406B2
Two-dimensional light modulating device and electronic apparatus including the same
Publication/Patent Number: US10705406B2 Publication Date: 2020-07-07 Application Number: 15/815,188 Filing Date: 2017-11-16 Inventor: Kim, Sunil   Kim jungwoo   Lee, Duhyun   Shin, Changgyun   Choi, Byounglyong   Assignee: SAMSUNG ELECTRONICS CO., LTD.   IPC: G02F1/29 Abstract: A two-dimensional (2D) light modulating device may include a plurality of phase modulating elements and a circuit board. The plurality of phase modulating elements may include a meta surface having a nano-structure. The circuit board may be configured to independently control electrical signals that are respectively transmitted to the plurality of phase modulating elements. The circuit board may include a plurality of pixel circuit units. Each of the plurality of pixel circuit units may include a transistor and a capacitor.