Patents by Inventor Ja-min Koo
Ja-min Koo 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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Publication number: 20240114679Abstract: A semiconductor memory device includes a substrate including an element separation film and an active region defined by the element separation film, a bit line structure on the substrate, a trench in the element separation film and the active region, the trench on at least one side of the bit line structure and including a first portion in the element separation film and a second portion in the active region, a bottom face of the first portion placed above a bottom face of the second portion, a single crystal storage contact filling the trench, and an information storage element electrically connected to the single crystal storage contact.Type: ApplicationFiled: December 13, 2023Publication date: April 4, 2024Applicant: Samsung Electronics Co., Ltd.Inventors: Jin Won MA, Ja Min KOO, Dae Young MOON, Kyu Wan KIM, Bong Hyun KIM, Young Seok KIM
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Publication number: 20240098382Abstract: An image processing device including: a decision pixel manager for setting a decision area for a defect candidate pixel, and determining a first decision pixel and a second decision pixel, based on first phase information of pixels included in the decision area with respect to a first modulation frequency of a sensing light source among the pixels; a target pixel determiner for calculating a phase difference between the first decision pixel and the second decision pixel, based on second phase information of the pixels with respect to a second modulation frequency of the sensing light source, and determining the defect candidate pixel as a target pixel, corresponding to that the phase difference exceeds a predetermined reference value; and a phase corrector for changing a phase of the target pixel, based on the phase difference.Type: ApplicationFiled: February 28, 2023Publication date: March 21, 2024Applicant: SK hynix Inc.Inventors: Woo Young JEONG, Ja Min KOO, Tae Hyun KIM, Jae Hwan JEON, Chang Hun CHO
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Patent number: 11877443Abstract: A semiconductor memory device includes a substrate including an element separation film and an active region defined by the element separation film, a bit line structure on the substrate, a trench in the element separation film and the active region, the trench on at least one side of the bit line structure and including a first portion in the element separation film and a second portion in the active region, a bottom face of the first portion placed above a bottom face of the second portion, a single crystal storage contact filling the trench, and an information storage element electrically connected to the single crystal storage contact.Type: GrantFiled: June 23, 2021Date of Patent: January 16, 2024Assignee: Samsung Electronics Co., Ltd.Inventors: Jin Won Ma, Ja Min Koo, Dae Young Moon, Kyu Wan Kim, Bong Hyun Kim, Young Seok Kim
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Publication number: 20230180458Abstract: A semiconductor memory device includes a substrate including an active area defined by an element separation layer, the active area including a first portion and second portions defined on both sides of the first portion a bit line crossing the active area and extending in a first direction on the substrate, and a bit line contact disposed between the substrate and the bit line and directly connected to the first portion of the active area. The bit line contact includes an indent area recessed into the substrate and an upper area on the indent area, a width of the indent area decreases as a distance from the bit line increases, the indent area includes a slope forming a boundary with the substrate and having a straight line shape, and a starting point of the slope of the indent area is lower than an upper surface of the element separation layer.Type: ApplicationFiled: September 19, 2022Publication date: June 8, 2023Inventors: BEOM SEO KIM, Bo Ram GU, Ja Min KOO, Sung Gil KIM, Jong Hyeok KIM
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Patent number: 11546565Abstract: An image sensing device includes an image sensor including at least one pixel including a plurality of color channels and an image processor for processing an input image, based on brightness intensity values of the plurality of color channels. The image processor includes: a transmission map generator for generating color channel transmission maps including transmission values that are obtained by respectively converting brightness intensity values of the plurality of color channels, and generating a target transmission map including target transmission values that are obtained by multiplying transmission values among the transmission values that correspond to color channels; a white pixel detector for determining target pixels that are included in a white area, based on the target transmission map; and a white balance adjuster for adjusting white balance, based on average brightness intensity values of respective color channels.Type: GrantFiled: September 22, 2021Date of Patent: January 3, 2023Assignee: SK hynix Inc.Inventors: Jae Hyun Im, Ja Min Koo, Tae Hyun Kim, Jae Hwan Jeon, Woo Young Jeong, Chang Hun Cho
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Publication number: 20220329768Abstract: An image sensing device includes an image sensor including at least one pixel including a plurality of color channels and an image processor for processing an input image, based on brightness intensity values of the plurality of color channels. The image processor includes: a transmission map generator for generating color channel transmission maps including transmission values that are obtained by respectively converting brightness intensity values of the plurality of color channels, and generating a target transmission map including target transmission values that are obtained by multiplying transmission values among the transmission values that correspond to color channels; a white pixel detector for determining target pixels that are included in a white area, based on the target transmission map; and a white balance adjuster for adjusting white balance, based on average brightness intensity values of respective color channels.Type: ApplicationFiled: September 22, 2021Publication date: October 13, 2022Applicant: SK hynix Inc.Inventors: Jae Hyun IM, Ja Min KOO, Tae Hyun KIM, Jae Hwan JEON, Woo Young JEONG, Chang Hun CHO
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Publication number: 20220037335Abstract: A semiconductor memory device includes a substrate including an element separation film and an active region defined by the element separation film, a bit line structure on the substrate, a trench in the element separation film and the active region, the trench on at least one side of the bit line structure and including a first portion in the element separation film and a second portion in the active region, a bottom face of the first portion placed above a bottom face of the second portion, a single crystal storage contact filling the trench, and an information storage element electrically connected to the single crystal storage contact.Type: ApplicationFiled: June 23, 2021Publication date: February 3, 2022Applicant: Samsung Electronics Co., Ltd.Inventors: Jin Won MA, Ja Min KOO, Dae Young MOON, Kyu Wan KIM, Bong Hyun KIM, Young Seok KIM
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Patent number: 9704721Abstract: Provided are a method of forming key patterns and a method of fabricating a semiconductor device using the same. The method of forming key patterns may include forming gate and key patterns on a cell region and a scribe lane region, respectively. Here, the key patterns may be formed to have a large width and a larger pitch than those of the gate patterns.Type: GrantFiled: November 17, 2015Date of Patent: July 11, 2017Assignee: Samsung Electronics Co., Ltd.Inventors: Hyunchang Lee, Boo-Hyun Ham, Yongkug Bae, Ja-Min Koo, Jonghwa Baek, Heeju Shin, Rankyung Jung
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Patent number: 9476064Abstract: An embryonic stem cell line derived from a nucleus-transferred oocyte prepared by transferring a nucleus of a human somatic cell into an enucleated human oocyte may differentiate into various desired cell types.Type: GrantFiled: November 26, 2013Date of Patent: October 25, 2016Assignee: H BION CO., LTD.Inventors: Sung-Il Roh, Woo-Suk Hwang, Byeong-Chun Lee, Sung-Keun Kang, Young-June Ryu, Eu-Gene Lee, Soon-Woong Kim, Dae-Kee Kwon, Hee-Sun Kwon, Ja-Min Koo, Eul-Soon Park, Youn-Young Hwang, Hyun-Soo Yoon, Jong-Hyuk Park, Sun-Jong Kim
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Publication number: 20160155662Abstract: Provided are a method of forming key patterns and a method of fabricating a semiconductor device using the same. The method of forming key patterns may include forming gate and key patterns on a cell region and a scribe lane region, respectively. Here, the key patterns may be formed to have a large width and a larger pitch than those of the gate patterns.Type: ApplicationFiled: November 17, 2015Publication date: June 2, 2016Inventors: Hyunchang LEE, Boo-Hyun Ham, Yongkug Bae, Ja-Min Koo, Jonghwa Baek, Heeju Shin, Rankyung Jung
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Publication number: 20140154800Abstract: An embryonic stem cell line derived from a nucleus-transferred oocyte prepared by transferring a nucleus of a human somatic cell into an enucleated human oocyte may differentiate into various desired cell types.Type: ApplicationFiled: November 26, 2013Publication date: June 5, 2014Applicant: H. Bion Co., Ltd.Inventors: Sung-Il ROH, Woo-Suk HWANG, Byeong-Chun LEE, Sung-Keun KANG, Young-June RYU, Eu-Gene LEE, Soon-Woong KIM, Dae-Kee KWON, Hee-Sun KWON, Ja-Min KOO, Eul-Soon PARK, Youn-Young HWANG, Hyun-SOO YOON, Jong-Hyuk PARK, Sun-Jong KIM
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Patent number: 8647872Abstract: An embryonic stem cell line derived from a nucleus-transferred oocyte prepared by transferring a nucleus of a human somatic cell into an enucleated human oocyte may differentiate into various desired cell types.Type: GrantFiled: December 9, 2011Date of Patent: February 11, 2014Assignee: H. Bion Co., Ltd.Inventors: Sung-Il Roh, Woo-Suk Hwang, Byeong-Chun Lee, Sung-Keun Kang, Young-June Ryu, Eu-Gene Lee, Soon-Woong Kim, Dae-Kee Kwon, Hee-Sun Kwon, Ja-Min Koo, Eul-Soon Park, Youn-Young Hwang, Hyun-Soo Yoon, Jong-Hyuk Park, Sun-Jong Kim
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Patent number: 8564211Abstract: A light source apparatus includes a light source disposed adjacent to a side portion of a light guide plate and a light source driver driving the light source. The light source driver includes a booster and a protecting circuit. The booster boosts an input voltage to a driving voltage for driving the light source. The protecting circuit selectively cuts off the input voltage applied to the booster according to an output current of the booster, reducing the risk of damage to the driver due to shorts, overcurrents, or the like.Type: GrantFiled: December 2, 2010Date of Patent: October 22, 2013Assignee: Samsung Display Co., Ltd.Inventors: Seung-Wan Kim, Won-Sik Oh, Ja-Min Koo
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Patent number: 8471499Abstract: A light emitting diode (LED) driver is provided that includes a light emitting diode, a converter connected to the light emitting diode, wherein the converter receives an input voltage and converts the input voltage to a basic voltage for driving the light emitting diode, a current regulator connected to the light emitting diode, a first operational amplifier connected to the current regulator, an analog dimming voltage generating unit including a second operational amplifier, a first resistor, a second resistor, and a third resistor, wherein a first terminal of the first resistor, a first terminal of the second resistor, and a first terminal of the third resistor are connected to a non-inversion terminal of the second operational amplifier, and connected to the first operational amplifier, and a pulse-width-modulation dimming pulse generating unit connected to a second terminal of the third resistor.Type: GrantFiled: August 19, 2011Date of Patent: June 25, 2013Assignee: Samsung Display Co., Ltd.Inventors: Jae Eun Um, Ja Min Koo, Jae Kyu Park
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Publication number: 20120256554Abstract: A light emitting diode (LED) driver is provided that includes a light emitting diode, a converter connected to the light emitting diode, wherein the converter receives an input voltage and converts the input voltage to a basic voltage for driving the light emitting diode, a current regulator connected to the light emitting diode, a first operational amplifier connected to the current regulator, an analog dimming voltage generating unit including a second operational amplifier, a first resistor, a second resistor, and a third resistor, wherein a first terminal of the first resistor, a first terminal of the second resistor, and a first terminal of the third resistor are connected to a non-inversion terminal of the second operational amplifier, and connected to the first operational amplifier, and a pulse-width-modulation dimming pulse generating unit connected to a second terminal of the third resistor.Type: ApplicationFiled: August 19, 2011Publication date: October 11, 2012Inventors: Jae Eun Um, Ja Min Koo, Jae Kyu Park
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Patent number: 8227354Abstract: Provided is a method of forming patterns of a semiconductor device, whereby patterns having various widths can be simultaneously formed, and pattern density can be doubled by a double patterning process in a portion of the semiconductor device. In the method of forming patterns of a semiconductor device, a first mold mask pattern and a second mold mask patter having different widths are formed on a substrate. A pair of first spacers covering both sidewalls of the first mold mask pattern and a pair of second spacers covering both sidewalls of the second mold mask pattern are formed. The first mold mask pattern and the second mold mask pattern are removed, and a wide-width mask pattern covering the second spacer is formed. A lower layer is etched using the first spacers, the second spacers, and the wide-width mask pattern as an etch mask.Type: GrantFiled: June 9, 2009Date of Patent: July 24, 2012Assignee: Samsung Electronics Co., Ltd.Inventors: Bong-cheol Kim, Dae-youp Lee, Sang-youn Jo, Ja-min Koo, Byeong-hwan Son, Jang-hwan Jeong
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Publication number: 20120083032Abstract: An embryonic stem cell line derived from a nucleus-transferred oocyte prepared by transferring a nucleus of a human somatic cell into an enucleated human oocyte may differentiate into various desired cell types.Type: ApplicationFiled: December 9, 2011Publication date: April 5, 2012Applicant: H. BION CO., LTD.Inventors: Sung-Il ROH, Woo-Suk HWANG, Byeong-Chun LEE, Sung-Keun KANG, Young-June RYU, Eu-Gene LEE, Soon-Woong KIM, Dae-Kee KWON, Hee-Sun KWON, Ja-Min KOO, Eul-Soon PARK, Youn-Young HWANG, Hyun-Soo YOON, Jong-Hyuk PARK, Sun-Jong KIM
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Publication number: 20110163689Abstract: A light source apparatus includes a light source disposed adjacent to a side portion of a light guide plate and a light source driver driving the light source. The light source driver includes a booster and a protecting circuit. The booster boosts an input voltage to a driving voltage for driving the light source. The protecting circuit selectively cuts off the input voltage applied to the booster according to an output current of the booster, reducing the risk of damage to the driver due to shorts, overcurrents, or the like.Type: ApplicationFiled: December 2, 2010Publication date: July 7, 2011Inventors: Seung-Wan KIM, Won-Sik Oh, Ja-Min Koo
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Publication number: 20110065192Abstract: An embryonic stem cell line derived from a nucleus-transferred oocyte prepared by transferring a nucleus of a human somatic cell into an enucleated human oocyte may differentiate into various desired cell types.Type: ApplicationFiled: November 20, 2009Publication date: March 17, 2011Applicant: H Bion Co., Ltd.Inventors: Sung-II Roh, Woo-Suk Hwang, Byeong-Chun Lee, Sung-Keun Kang, Young-June Ryu, Eu-Gene Lee, Soon-Woong Kim, Dae-Kee Kwon, Hee-Sun Kwon, Ja-Min Koo, Eul-Soon Park, Youn-Young Hwang, Hyun-Soo Yoon, Jong-Hyuk Park, Sun-Jong Kim
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Publication number: 20100173492Abstract: Provided is a method of forming patterns of a semiconductor device, whereby patterns having various widths can be simultaneously formed, and pattern density can be doubled by a double patterning process in a portion of the semiconductor device. In the method of forming patterns of a semiconductor device, a first mold mask pattern and a second mold mask patter having different widths are formed on a substrate. A pair of first spacers covering both sidewalls of the first mold mask pattern and a pair of second spacers covering both sidewalls of the second mold mask pattern are formed. The first mold mask pattern and the second mold mask pattern are removed, and a wide-width mask pattern covering the second spacer is formed. A lower layer is etched using the first spacers, the second spacers, and the wide-width mask pattern as an etch mask.Type: ApplicationFiled: June 9, 2009Publication date: July 8, 2010Inventors: Bong-cheol Kim, Dae-youp Lee, Sang-youn Jo, Ja-min Koo, Byeong-hwan Son, Jang-hwan Jeong