Yong-Chan Keh

Person

Seoul, KR

People

Patents Grantslast 30 patents

Information Patent Grant
Electronic device for controlling camera on basis of external light...
- Patent number 11,350,040
- Issue date May 31, 2022
- Samsung Electronics Co., Ltd.
- Byeong-Hoon Park
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Method and apparatus for processing image
- Patent number 11,094,073
- Issue date Aug 17, 2021
- Samsung Electronics Co., Ltd.
- Andrii Volochniuk
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Illumination optical system for beam projector
- Patent number 9,435,996
- Issue date Sep 6, 2016
- Samsung Electronics Co., Ltd.
- Yong-Kwan Kim
- F21 - LIGHTING
Information Patent Grant
Projector and method for operating the projector to display at leas...
- Patent number 9,235,112
- Issue date Jan 12, 2016
- Samsung Electronics Co., Ltd.
- Yong-Chan Keh
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Portable projector and image projecting method thereof
- Patent number 9,105,211
- Issue date Aug 11, 2015
- Samsung Electronics Co., Ltd.
- Yong-Chan Keh
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Display method and apparatus for controlling brightness of projecto...
- Patent number 8,780,143
- Issue date Jul 15, 2014
- Samsung Electronics Co., Ltd.
- Yong-Chan Keh
- G09 - EDUCATION CRYPTOGRAPHY DISPLAY ADVERTISING SEALS
Information Patent Grant
Light source driving apparatus
- Patent number 8,633,654
- Issue date Jan 21, 2014
- Samsung Electronics Co., Ltd.
- Yong-Chan Keh
- H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information Patent Grant
Image projector having a photo sensor providing measurement values...
- Patent number 8,450,675
- Issue date May 28, 2013
- Samsung Electronics Co., Ltd.
- Mun-Kue Park
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Method and apparatus for calibrating a color temperature of a proje...
- Patent number 8,382,287
- Issue date Feb 26, 2013
- Samsung Electronics Co., Ltd.
- Yong-Chan Keh
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Light emitting device for portable communication device having digi...
- Patent number 8,197,072
- Issue date Jun 12, 2012
- Samsung Electronics Co., Ltd.
- Jin-Wook Kwon
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Light source driving apparatus
- Patent number 8,134,305
- Issue date Mar 13, 2012
- Samsung Electronics Co., Ltd.
- Yong-Chan Keh
- H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information Patent Grant
Image scanning apparatus
- Patent number 7,609,426
- Issue date Oct 27, 2009
- Samsung Electronics Co., Ltd.
- Yong-Chan Keh
- G02 - OPTICS
Information Patent Grant
Optically pumped semiconductor laser
- Patent number 7,474,678
- Issue date Jan 6, 2009
- Samsung Electronics Co., Ltd.
- Duchang Heo
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
TO-can type optical module
- Patent number 7,298,937
- Issue date Nov 20, 2007
- Samsung Electronics Co., Ltd.
- Yong-Chan Keh
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Optical element module package and method for manufacturing the same
- Patent number 7,158,550
- Issue date Jan 2, 2007
- Samsung Electronics Co., Ltd.
- Yong-Chan Keh
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
High speed TO-can based optical module
- Patent number 7,056,036
- Issue date Jun 6, 2006
- Samsung Electronics Co., Ltd.
- Yong-Chan Keh
- H01 - BASIC ELECTRIC ELEMENTS

Patents Applicationslast 30 patents

Information Patent Application
ELECTRONIC DEVICE FOR CONTROLLING CAMERA ON BASIS OF EXTERNAL LIGHT...
- Publication number 20200280668
- Publication date Sep 3, 2020
- Samsung Electronics Co., LTD
- Byeong-Hoon PARK
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
METHOD AND APPARATUS FOR PROCESSING IMAGE
- Publication number 20190130590
- Publication date May 2, 2019
- Samsung Electronics Co., Ltd.
- Andrii VOLOCHNIUK
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
ELECTRONIC DEVICE AND METHOD FOR CONTROLLING THE SAME
- Publication number 20170017305
- Publication date Jan 19, 2017
- Samsung Electronics Co., Ltd.
- Jung-Bum HUR
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
ILLUMINATION OPTICAL SYSTEM FOR BEAM PROJECTOR
- Publication number 20140160441
- Publication date Jun 12, 2014
- Samsung Electronics Co., Ltd.
- Yong-Kwan KIM
- G02 - OPTICS
Information Patent Application
PORTABLE PROJECTOR AND IMAGE PROJECTING METHOD THEREOF
- Publication number 20130241820
- Publication date Sep 19, 2013
- Samsung Electronics Co., Ltd.
- Yong-Chan KEH
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
APPARATUS AND METHOD FOR CORRECTING IMAGE PROJECTED BY PROJECTOR
- Publication number 20130106840
- Publication date May 2, 2013
- Samsung Electronics Co., Ltd.
- Gyu-Bong LEE
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
THREE-DIMENSIONAL DISPLAY APPARATUS AND METHOD OF CONTROLLING THE SAME
- Publication number 20130100126
- Publication date Apr 25, 2013
- Samsung Electronics Co., Ltd.
- Sung-Soon KIM
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
APPARATUS AND METHOD FOR CONTROLLING IMAGE OUTPUT IN PROJECTOR APPA...
- Publication number 20130082993
- Publication date Apr 4, 2013
- Samsung Electronics Co., Ltd.
- Sung-Won KIM
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
APPARATUS AND METHOD FOR CONTROLLING IMAGE USING MOBILE PROJECTOR
- Publication number 20120148096
- Publication date Jun 14, 2012
- Samsung Electronics Co., Ltd.
- Gyu-Bong LEE
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
PROJECTOR AND METHOD FOR OPERATING THE PROJECTOR
- Publication number 20120120374
- Publication date May 17, 2012
- SAMSUNG ELECTRONICS CO., LTD.
- Yong-Chan KEH
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
AUTO FOCUSING MOBILE PROJECTOR AND METHOD THEREOF
- Publication number 20120086924
- Publication date Apr 12, 2012
- Samsung Electronics Co., Ltd.
- Kang-Young MOON
- G02 - OPTICS
Information Patent Application
IMAGE PROJECTOR
- Publication number 20110188002
- Publication date Aug 4, 2011
- Samsung Electronics Co., Ltd.
- Mun-Kue PARK
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
METHOD AND APPARATUS FOR CONTROLLING POWER CONSUMPTION OF LIGHT SOU...
- Publication number 20110089845
- Publication date Apr 21, 2011
- SAMSUNG ELECTRONICS CO., LTD.
- Yong-Chan KEH
- G09 - EDUCATION CRYPTOGRAPHY DISPLAY ADVERTISING SEALS
Information Patent Application
LIGHT SOURCE DRIVING APPARATUS
- Publication number 20100231137
- Publication date Sep 16, 2010
- Samsung Electronics Co., Ltd.
- Yong-Chan KEH
- G09 - EDUCATION CRYPTOGRAPHY DISPLAY ADVERTISING SEALS
Information Patent Application
DISPLAY METHOD AND APPARATUS
- Publication number 20100207956
- Publication date Aug 19, 2010
- Samsung Electronics Co., Ltd.
- Yong-Chan KEH
- G09 - EDUCATION CRYPTOGRAPHY DISPLAY ADVERTISING SEALS
Information Patent Application
LIGHT SOURCE DRIVING APPARATUS
- Publication number 20100176745
- Publication date Jul 15, 2010
- Samsung Electronics Co., Ltd.
- Yong-Chan Keh
- Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
Information Patent Application
LIGHT EMITTING DEVICE FOR PORTABLE COMMUNICATION DEVICE HAVING DIGI...
- Publication number 20100134767
- Publication date Jun 3, 2010
- Samsung Electronics Co., Ltd.
- Jin-Wook KWON
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
METHOD AND APPARATUS FOR CALIBRATING A COLOR TEMPERATURE OF A PROJE...
- Publication number 20100128052
- Publication date May 27, 2010
- Samsung Electronics Co., Ltd.
- Yong-Chan KEH
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
Light source driving circuit and method
- Publication number 20070290960
- Publication date Dec 20, 2007
- Samsung Electronics Co. Ltd.
- Du-Chang Heo
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
INTEGRATED CIRCUIT FOR DRIVING A LIGHT SOURCE
- Publication number 20070280314
- Publication date Dec 6, 2007
- Yong-Chan KEH
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
DRIVE STRUCTURE FOR A SEQUENTIAL RGB DISPLAY
- Publication number 20070252806
- Publication date Nov 1, 2007
- Jin-Wook KWON
- G09 - EDUCATION CRYPTOGRAPHY DISPLAY ADVERTISING SEALS
Information Patent Application
METHOD AND APPARATUS FOR BLOCKING LASER BEAMS USING HUMAN BODY SENS...
- Publication number 20070242229
- Publication date Oct 18, 2007
- Ji-Won Kim
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
Image scanning apparatus
- Publication number 20070177241
- Publication date Aug 2, 2007
- Samsung Electronics Co. Ltd.
- Yong-Chan Keh
- G02 - OPTICS
Information Patent Application
Optically pumped semiconductor laser
- Publication number 20070009003
- Publication date Jan 11, 2007
- Samsung Electronics Co. Ltd.
- Duchang Heo
- B82 - NANO-TECHNOLOGY
Information Patent Application
TO-can type optical module
- Publication number 20050105911
- Publication date May 19, 2005
- Yong-Chan Keh
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
Optical element module package and method for manufacturing the same
- Publication number 20040247004
- Publication date Dec 9, 2004
- Yong-Chan Keh
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
High speed TO-can based optical module
- Publication number 20040126066
- Publication date Jul 1, 2004
- Yong-Chan Keh
- G02 - OPTICS

Yong-Chan Keh

Person

Patents Grantslast 30 patents

Electronic device for controlling camera on basis of external light...

Method and apparatus for processing image

Illumination optical system for beam projector

Projector and method for operating the projector to display at leas...

Portable projector and image projecting method thereof

Display method and apparatus for controlling brightness of projecto...

Light source driving apparatus

Image projector having a photo sensor providing measurement values...

Method and apparatus for calibrating a color temperature of a proje...

Light emitting device for portable communication device having digi...

Light source driving apparatus

Image scanning apparatus

Optically pumped semiconductor laser

TO-can type optical module

Optical element module package and method for manufacturing the same

High speed TO-can based optical module

Patents Applicationslast 30 patents

ELECTRONIC DEVICE FOR CONTROLLING CAMERA ON BASIS OF EXTERNAL LIGHT...

METHOD AND APPARATUS FOR PROCESSING IMAGE

ELECTRONIC DEVICE AND METHOD FOR CONTROLLING THE SAME

ILLUMINATION OPTICAL SYSTEM FOR BEAM PROJECTOR

PORTABLE PROJECTOR AND IMAGE PROJECTING METHOD THEREOF

APPARATUS AND METHOD FOR CORRECTING IMAGE PROJECTED BY PROJECTOR

THREE-DIMENSIONAL DISPLAY APPARATUS AND METHOD OF CONTROLLING THE SAME

APPARATUS AND METHOD FOR CONTROLLING IMAGE OUTPUT IN PROJECTOR APPA...

APPARATUS AND METHOD FOR CONTROLLING IMAGE USING MOBILE PROJECTOR

PROJECTOR AND METHOD FOR OPERATING THE PROJECTOR

AUTO FOCUSING MOBILE PROJECTOR AND METHOD THEREOF

IMAGE PROJECTOR

METHOD AND APPARATUS FOR CONTROLLING POWER CONSUMPTION OF LIGHT SOU...

LIGHT SOURCE DRIVING APPARATUS

DISPLAY METHOD AND APPARATUS

LIGHT SOURCE DRIVING APPARATUS

LIGHT EMITTING DEVICE FOR PORTABLE COMMUNICATION DEVICE HAVING DIGI...

METHOD AND APPARATUS FOR CALIBRATING A COLOR TEMPERATURE OF A PROJE...

Light source driving circuit and method

INTEGRATED CIRCUIT FOR DRIVING A LIGHT SOURCE

DRIVE STRUCTURE FOR A SEQUENTIAL RGB DISPLAY

METHOD AND APPARATUS FOR BLOCKING LASER BEAMS USING HUMAN BODY SENS...

Image scanning apparatus

Optically pumped semiconductor laser

TO-can type optical module

Optical element module package and method for manufacturing the same

High speed TO-can based optical module