Patents by Inventor Kang-Sun Lee
Kang-Sun Lee has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).
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Patent number: 9897920Abstract: The present disclosure relates to a sensor for detecting saccharide and manufacturing method thereof and detection method of glycated hemoglobin using the same wherein the sensor for detecting saccharide includes a reactive layer synthesized with hydrogel having a boronic acid-modified 3D mesh structure. A selective and sensitive detection of the glycated protein including glucose or glycated hemoglobin (HbA1c) in blood through high level of signal may be enabled, and the durability of the sensor for detecting saccharide may be enhanced.Type: GrantFiled: March 11, 2015Date of Patent: February 20, 2018Assignees: LG ELECTRONICS INC., AJOU UNIVERSITY INDUSTRY—ACADEMIC COOPERATION FOUNDATIONInventors: Yunhee Ku, Moosub Kim, Yongju Yang, Seung Yeon Song, Kang Sun Lee, Hyun Chul Yoon, Yong Duk Han, Yoo Min Park
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Publication number: 20170142361Abstract: Provided are an image sensor and an image capturing apparatus including the image sensor. The image sensor includes a pixel array including: multiple sensing pixels outputting image signals respectively corresponding to intensities of incident light; and at least one pair of focusing pixels that are adjacent each other, and each outputting a phase difference of the incident light as a focusing signal; wherein each focusing pixel includes: a semiconductor layer including a photodetecting device accumulating electric charges generated according to absorbed light from among the incident light; a wiring layer formed on a first surface of the semiconductor layer and including wirings; a planarization layer having a first surface on a second surface of the semiconductor layer; a shielding layer formed in the planarization layer to block some of the incident light to be incident to the photodetecting device; and a color filter layer and a micro lens layer.Type: ApplicationFiled: November 4, 2016Publication date: May 18, 2017Inventors: Eun-Sub SHIM, Seung-sik KIM, Kang-sun LEE, Moo-sup LIM
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Patent number: 9521341Abstract: Provided are an image sensor and an image capturing apparatus including the image sensor. The image sensor includes a pixel array including: multiple sensing pixels outputting image signals respectively corresponding to intensities of incident light; and at least one pair of focusing pixels that are adjacent each other, and each outputting a phase difference of the incident light as a focusing signal; wherein each focusing pixel includes: a semiconductor layer including a photodetecting device accumulating electric charges generated according to absorbed light from among the incident light; a wiring layer formed on a first surface of the semiconductor layer and including wirings; a planarization layer having a first surface on a second surface of the semiconductor layer; a shielding layer formed in the planarization layer to block some of the incident light to be incident to the photodetecting device; and a color filter layer and a micro lens layer.Type: GrantFiled: December 18, 2014Date of Patent: December 13, 2016Assignee: Samsung Electronics Co., Ltd.Inventors: Eun-sub Shim, Seung-sik Kim, Kang-sun Lee, Moo-sup Lim
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Publication number: 20160109370Abstract: The present disclosure relates to a sensor for detecting saccharide and manufacturing method thereof and detection method of glycated hemoglobin using the same wherein the sensor for detecting saccharide includes a reactive layer synthesized with hydrogel having a boronic acid-modified 3D mesh structure. A selective and sensitive detection of the glycated protein including glucose or glycated hemoglobin (HbA1c) in blood through high level of signal may be enabled, and the durability of the sensor for detecting saccharide may be enhanced.Type: ApplicationFiled: March 11, 2015Publication date: April 21, 2016Applicants: LG ELECTRONICS INC., AJOU UNIVERSITY INDUSTRY-ACADEMIC COOPERATION FOUNDATIONInventors: Yunhee KU, Moosub KIM, Yongju YANG, Seung Yeon SONG, Kang Sun LEE, Hyun Chul YOON, Yong Duk HAN, Yoo Min PARK
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Patent number: 9243833Abstract: An ice making system for a refrigerator appliance is provided. The ice making system includes an ice maker, an ice bucket and an ice cube level sensing assembly. The ice cube level sensing assembly includes an infrared light emitter and an infrared light receiver. The infrared light emitter directs infrared light into a storage volume of the ice bucket, and the infrared light receiver receives infrared light from the infrared light emitter reflected by ice cubes within the storage volume of the ice bucket.Type: GrantFiled: November 5, 2013Date of Patent: January 26, 2016Assignee: General Electric CompanyInventors: Seokki Yun, Geon Ho Kim, Dong Soo Shin, Kang Sun Lee
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Patent number: 9232161Abstract: An image sensor includes a pixel array and a plurality of pairs of column lines. The pixel array includes a plurality of unit pixel areas arranged in a plurality of rows and columns. Each of the unit pixel areas includes a readout circuit connected to a corresponding pair of column lines, and first and second photo-electric conversion devices sharing the readout circuit. Each of the unit pixel areas is configured to output a first pixel signal corresponding to a photoelectron generated by the first photo-electric conversion device through the first column line, and to output a second pixel signal corresponding to a photoelectron generated by the second photo-electric conversion device through the second column line.Type: GrantFiled: March 12, 2014Date of Patent: January 5, 2016Assignee: SAMSUNG ELECTRONICS CO., LTD.Inventors: Sung-Ho Suh, Kwi-Sung Yoo, Seung-Hyun Lim, Seog-Heon Ham, Kang-Sun Lee
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Publication number: 20150195467Abstract: Provided are an image sensor and an image capturing apparatus including the image sensor. The image sensor includes a pixel array including: multiple sensing pixels outputting image signals respectively corresponding to intensities of incident light; and at least one pair of focusing pixels that are adjacent each other, and each outputting a phase difference of the incident light as a focusing signal; wherein each focusing pixel includes: a semiconductor layer including a photodetecting device accumulating electric charges generated according to absorbed light from among the incident light; a wiring layer formed on a first surface of the semiconductor layer and including wirings; a planarization layer having a first surface on a second surface of the semiconductor layer; a shielding layer formed in the planarization layer to block some of the incident light to be incident to the photodetecting device; and a color filter layer and a micro lens layer.Type: ApplicationFiled: December 18, 2014Publication date: July 9, 2015Inventors: Eun-sub SHIM, Seung-sik KIM, Kang-sun LEE, Moo-sup LIM
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Publication number: 20150121942Abstract: An ice making system for a refrigerator appliance is provided. The ice making system includes an ice maker, an ice bucket and an ice cube level sensing assembly. The ice cube level sensing assembly includes an infrared light emitter and an infrared light receiver. The infrared light emitter directs infrared light into a storage volume of the ice bucket, and the infrared light receiver receives infrared light from the infrared light emitter reflected by ice cubes within the storage volume of the ice bucket.Type: ApplicationFiled: November 5, 2013Publication date: May 7, 2015Applicant: General Electric CompanyInventors: Seokki Yun, Geon Ho Kim, Dong Soo Shin, Kang Sun Lee
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Publication number: 20140267861Abstract: An image sensor includes a pixel array and a plurality of pairs of column lines. The pixel array includes a plurality of unit pixel areas arranged in a plurality of rows and columns. Each of the unit pixel areas includes a readout circuit connected to a corresponding pair of column lines, and first and second photo-electric conversion devices sharing the readout circuit. Each of the unit pixel areas is configured to output a first pixel signal corresponding to a photoelectron generated by the first photo-electric conversion device through the first column line, and to output a second pixel signal corresponding to a photoelectron generated by the second photo-electric conversion device through the second column line.Type: ApplicationFiled: March 12, 2014Publication date: September 18, 2014Applicant: Samsung Electronics Co., Ltd.Inventors: Sung-Ho SUH, Kwi-Sung YOO, Seung-Hyun LIM, Seog-Heon HAM, Kang-Sun LEE
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Patent number: 8273311Abstract: Disclosed is an apparatus and method for injecting liquid-drops of particle mixture liquid including a mixture of biological particles, affecting magnetic field, and having only positive particles, which are combined with magnetic responsive material, separated by magnetic force, and having negative particles, which are not combined with magnetic responsive material, precipitated by gravity.Type: GrantFiled: January 11, 2007Date of Patent: September 25, 2012Assignee: Korea Institute of Science and TechnologyInventors: Kang Sun Lee, Ji Yoon Kang, Sung Shin Ryu, In Hye Lee, Choong Kim, Su Kyoung Chae, Jin Woo Lee
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Patent number: 8164127Abstract: A pixel cell includes a substrate, an epitaxial layer, and a photo converting device in the epitaxial layer. The epitaxial layer has a doping concentration profile of embossing shape, and includes a plurality of layers that are stacked on the substrate. The photo converting device does not include a neutral region that has a constant potential in the vertical direction. Therefore, the image sensor including the pixel cell has high quantization efficiency, and a crosstalk between photo-converting devices is decreased.Type: GrantFiled: September 16, 2009Date of Patent: April 24, 2012Assignee: Samsung Electronics Co., Ltd.Inventors: Kyung-Ho Lee, Kwang-il Jung, Jung-Chak Ahn, Yi-Tae Kim, Kyoung-Sik Moon, Bum-Suk Kim, Young-Bae Kee, Dong-Young Lee, Tae-Sub Jung, Kang-Sun Lee
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Patent number: 8053821Abstract: An image sensor includes a photoelectric converter, a reflector, and a charge carrier guiding region. The reflector is disposed under the photoelectric converter, and the charge carrier guiding region is disposed between the photoelectric converter and the reflector. The reflector reflects incident light passed by the photoelectric converter back through the photoelectric converter for increasing photoelectric conversion efficiency and reduced crosstalk. The charge carrier guiding region dissipates undesired charge carriers for further increasing photoelectric conversion efficiency.Type: GrantFiled: January 23, 2009Date of Patent: November 8, 2011Assignee: Samsung Electronics Co., Ltd.Inventors: Kyoung-Sik Moon, Jung-Chak Ahn, Moo-Sup Lim, Sung-Ho Choi, Kang-Sun Lee
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Publication number: 20100291845Abstract: The present invention relates to a diamond tool for cutting a work-piece. An object of the present invention is to provide a diamond tool, wherein diamond granules are arranged at outer peripheries of segments and on certain circumferences and placed in a radial pattern from a center of a shank of the diamond tool, so that a constant cutting force is maintained even though the segments are worn out, and thus, the same cutting force is maintained during the service life of the diamond tool. A diamond tool according to the present invention for achieving the object comprises a shank in the form of a wheel or disk; segments attached to an outer peripheral surface of the shank; and a plurality of diamond granules that are attached to the segments and arranged at an outer periphery of each of the segments and on a plurality of circumferences spaced apart by a certain distance from one another and are placed in a radial pattern from the center of the shank.Type: ApplicationFiled: April 24, 2007Publication date: November 18, 2010Applicant: SHINHAN DIAMOND IND. CO., LTD.Inventors: Hyun Woo Lee, Jong Hwan Park, Seo Bong Byun, Kang Sun Lee
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Publication number: 20100123771Abstract: Provided are a pixel circuit, a photoelectric converter, and an image sensing system thereof. The pixel circuit includes a photodiode and an output unit. The photodiode generates a first photo charge to detect the distance from an object and a second photo charge to detect the color of the object. The output unit generates at least one depth signal used to detect the distance based on the first photo charge generated by the photodiode, and a color signal used to detect the color of the object based on the second photo charge.Type: ApplicationFiled: November 12, 2009Publication date: May 20, 2010Inventors: Kyoung Sik Moon, Jung Chak Ahn, Moo Sup Lim, Sung-Ho Choi, Kang-Sun Lee
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Publication number: 20100065896Abstract: A pixel cell includes a substrate, an epitaxial layer, and a photo converting device in the epitaxial layer. The epitaxial layer has a doping concentration profile of embossing shape, and includes a plurality of layers that are stacked on the substrate. The photo converting device does not include a neutral region that has a constant potential in the vertical direction. Therefore, the image sensor including the pixel cell has high quantization efficiency, and a crosstalk between photo-converting devices is decreased.Type: ApplicationFiled: September 16, 2009Publication date: March 18, 2010Inventors: Kyung-Ho Lee, Kwang-il Jung, Jung-Chak Ahn, Yi-Tae Kim, Kyoung-Sik Moon, Bum-Suk Kim, Young-Bae Kee, Dong-Young Lee, Tae-Sub Jung, Kang-Sun Lee
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Publication number: 20090219266Abstract: A pixel circuit array may include pixel circuits and/or a global reset transistor that has a first end connected to a second end of a reset transistor and is turned on or off in response a global reset signal. Each pixel circuit may include: a transmission transistor that may receive and/or transmit photocharges through ends of the transmission transistor in response to a transmission control signal; the reset transistor that may have a first end connected to the second end of the transmission transistor and may be turned on or off in response a reset control signal; a source-follower transistor that may receive a signal from the second end of the reset transistor and/or may be turned on or off in response the received signal; and/or a selection transistor that may be connected to the source-follower transistor and/or may be turned on or off in response a selection control signal.Type: ApplicationFiled: February 13, 2009Publication date: September 3, 2009Inventors: Moo-sup Lim, Jung-chak Ahn, Kyoung-sik Moon, Sung-ho Choi, Kang-sun Lee
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Publication number: 20090200627Abstract: An image sensor includes a photoelectric converter, a reflector, and a charge carrier guiding region. The reflector is disposed under the photoelectric converter, and the charge carrier guiding region is disposed between the photoelectric converter and the reflector. The reflector reflects incident light passed by the photoelectric converter back through the photoelectric converter for increasing photoelectric conversion efficiency and reduced crosstalk. The charge carrier guiding region dissipates undesired charge carriers for further increasing photoelectric conversion efficiency.Type: ApplicationFiled: January 23, 2009Publication date: August 13, 2009Inventors: Kyoung-Sik Moon, Jung-Chak Ahn, Moo-Sup Lim, Sung-Ho Choi, Kang-Sun Lee
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Publication number: 20090197329Abstract: Disclosed is an apparatus and method for injecting liquid-drops of particle mixture liquid including a mixture of biological particles, affecting magnetic field, and having only positive particles, which are combined with magnetic responsive material, separated by magnetic force, and having negative particles, which are not combined with magnetic responsive material, precipitated by gravity.Type: ApplicationFiled: January 11, 2007Publication date: August 6, 2009Inventors: Kang Sun Lee, Ji Yoon Kang, Sung Shin Ryu, In Hye Lee, Choong Kim, Su Kyoung Chae, Jin Woo Lee
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Publication number: 20080254541Abstract: A microchannel chip and a dilution method using the same capable of continuously diluting the diverse concentrations of solution by one time fluid injection using the microfluid technology are provided. The microchannels are formed in a plastic chip using the microfluid technology, and a width, a sectional area, or a length of the microchannel is regulated so that the flow rate of a diluted solution (e.g., buffer solution) and a sample (e.g., chemicals or medicament) is controlled. The diluted solution and the specimen are mixed in the mixing channel according to the flow rate, thereby diluting the sample. Such a diluted solution is mixed again with a diluted solution, carrying out the dilution. With the repeated dilution processes, continuously diluted solution is obtained.Type: ApplicationFiled: August 9, 2007Publication date: October 16, 2008Inventors: Ji Yoon Kang, Choong Kim, Kang Sun Lee, Sung Shin Ryu, Tae Song Kim
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Patent number: 5797280Abstract: A refrigerator with an external air invasion prevention apparatus is disclosed. The refrigerator has a return duct, a duct cover, and an external air invasion prevention apparatus. The return duct has an air inlet portion and is formed in a wall separating a freezing room and a refrigerating room, and provides a passageway to circulate cooled air in the refrigerator. The duct cover has a plurality of air inlet holes and covers the air inlet portion. The external air invasion prevention apparatus closes and opens the plurality of air inlet holes according to opening and closing of a door of the refrigerator. External air which is air outside the refrigerator is prevented from flowing into the return duct. Further, the porous material is provided to absorb moisture in the cooled air when a moist cooled air is circulated through the return duct. Frost on the evaporator can be reduced due to the absorption of the moisture of the circulated cooled air.Type: GrantFiled: July 22, 1996Date of Patent: August 25, 1998Assignee: Daewoo Electronics Co., Ltd.Inventor: Kang-Sun Lee