Patents by Inventor Sung-Min JANG
Sung-Min JANG 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: 20240136538Abstract: Disclosed is an ionomer for a high-temperature polymer electrolyte membrane fuel cell, which includes a phosphorus (P)-containing functional group having proton conductivity and partially contains fluorine in the main chain thereof.Type: ApplicationFiled: December 20, 2022Publication date: April 25, 2024Inventors: Won Jae Choi, Songi Oh, Da Hee Kwak, Ji Hoon Jang, Sung Hee Shin, Jae Suk Lee, Hye Min Oh, In Gyu Bak
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Publication number: 20240137462Abstract: A display apparatus includes a communication interface configured to communicate with another display apparatus, a display configured to display contents being shared with the other display apparatus and a video call user interface (UI) for a video call with a user of the other display apparatus, and a processor, in response to at least one of a gesture and a voice of the user included in video call data received from the other display apparatus satisfying a predetermined condition, configured to control the display to change a size of the video call UI displayed on the display.Type: ApplicationFiled: January 4, 2024Publication date: April 25, 2024Inventors: Seong-wook JEONG, Sung-hye LEE, Sung-hyun JANG, Kwan-min LEE, Sang-hee LEE
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Patent number: 11936052Abstract: Provided is a fluorine-doped tin oxide support, a platinum catalyst for a fuel cell having the same, and a method for producing the same. Also described is a high electrical conductivity and electrochemical durability by doping fluorine to the tin oxide-based support through an electrospinning process. Thus, while resolving a degradation issue of the carbon support in the conventional commercially available platinum/carbon (Pt/C) catalyst, what is designed is to minimize an electrochemical elution of dopant or tin, which is a limitation of the tin oxide support itself and has excellent performance as a catalyst for a fuel cell.Type: GrantFiled: April 16, 2020Date of Patent: March 19, 2024Assignee: KOREA INSTITUTE OF SCIENCE AND TECHNOLOGYInventors: Jin Young Kim, Jong Min Kim, Hee-Young Park, So Young Lee, Hyun Seo Park, Sung Jong Yoo, Jong Hyun Jang, Hyoung-Juhn Kim, Chang Won Yoon, Jonghee Han
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Publication number: 20240070360Abstract: Provided is a semiconductor device simulation system and method. The simulation system includes; a device structure file input module configured to receive a plurality of device structure files for a plurality of sub-devices obtained by dividing a semiconductor device to be simulated; a connection relationship extraction module configured to extract connection relationships between the device structure files for the sub-devices; an interface condition application module configured to apply interface conditions to interface points of the device structure files according to the extracted connection relationships; and a simulation module configured to simulate an operation of the semiconductor device using the device structure files for the sub-devices and the interface conditions at interface points of adjacent sub-devices. The simulation system can simulate the semiconductor device using a plurality of device structure files for the sub-devices.Type: ApplicationFiled: April 13, 2023Publication date: February 29, 2024Inventors: Sung Min HONG, Geon-Tae JANG
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Patent number: 11917330Abstract: A display apparatus includes a communication interface configured to communicate with another display apparatus, a display configured to display contents being shared with the other display apparatus and a video call user interface (UI) for a video call with a user of the other display apparatus, and a processor, in response to at least one of a gesture and a voice of the user included in video call data received from the other display apparatus satisfying a predetermined condition, configured to control the display to change a size of the video call UI displayed on the display.Type: GrantFiled: March 29, 2022Date of Patent: February 27, 2024Assignee: SAMSUNG ELECTRONICS CO., LTD.Inventors: Seong-wook Jeong, Sung-hye Lee, Sung-hyun Jang, Kwan-min Lee, Sang-hee Lee
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Patent number: 10862015Abstract: A semiconductor light emitting device package includes a lead frame structure including a first lead frame and a second lead frame. A resin portion is adjacent to side surfaces of the first lead frame and the second lead frame. A semiconductor light-emitting device is mounted on the first lead frame and the second lead frame, in the form of a flip chip, by eutectic bonding. Each of the first lead frame and the second lead frame has a plurality of first grooves extended in a first direction.Type: GrantFiled: November 13, 2018Date of Patent: December 8, 2020Assignee: SAMSUNG ELECTRONICS., LTD.Inventors: In Hyung Lee, Sung Min Jang, Soon Won Jeong
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Publication number: 20190280176Abstract: A semiconductor light emitting device package includes a lead frame structure including a first lead frame and a second lead frame. A resin portion is adjacent to side surfaces of the first lead frame and the second lead frame. A semiconductor light-emitting device is mounted on the first lead frame and the second lead frame, in the form of a flip chip, by eutectic bonding. Each of the first lead frame and the second lead frame has a plurality of first grooves extended in a first direction.Type: ApplicationFiled: November 13, 2018Publication date: September 12, 2019Inventors: IN HYUNG LEE, SUNG MIN JANG, SOON WON JEONG
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Patent number: 9401348Abstract: There is provided a semiconductor light emitting device including: a heat dissipation structure including one or more of materials among a metal, a ceramic, a semiconductor, and a resin; a flexible insulating layer directly in contact with the heat dissipation structure; a conductive layer laminated on the flexible insulating layer; and a light emitting device mounted on the conductive layer, wherein the light emitting device includes a light emitting structure including a first conductivity-type semiconductor layer, an active layer, and a second conductivity-type semiconductor layer; and first and second electrodes connected to the first and second conductivity-type semiconductor layers, respectively, and the first electrode includes a plurality of conductive vias connected to the first conductivity-type semiconductor layer through the second conductivity-type semiconductor layer and the active layer.Type: GrantFiled: June 19, 2014Date of Patent: July 26, 2016Assignee: SAMSUNG ELECTRONICS CO., LTD.Inventors: Young Jeong Yoon, Yeon Woo Lee, Sung Min Jang
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Patent number: 9265108Abstract: There is provided a light source apparatus including at least one light emitting diode (LED) string including at least one light emitting diode and at least one inductance unit generating an induced current according to a change in a current applied to the light emitting diode, a main switch controlling power applied to the LED string according to an on/off switching operation, and a capacitor charged with a voltage of the power applied to the LED string when the main switch is switched on and applying the charged voltage to the LED string when the main switch is switched off.Type: GrantFiled: September 6, 2013Date of Patent: February 16, 2016Assignee: SAMSUNG ELECTRONICS CO., LTD.Inventors: Seung Woo Lee, Sun Ki Kim, Kyung Pil Nam, Sung Min Jang, Ki Won Choi
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Patent number: 9155146Abstract: There is provided a light source apparatus including at least one light emitting diode (LED) string including at least one light emitting diode and at least one inductance unit for generating an induced current according to a change in a current applied to the light emitting diode. A main switch controls power applied to the LED string according to an on/off switching operation A capacitor is charged with a voltage of the power applied to the LED string when the main switch is switched on, and applies the charged voltage to the LED string when the main switch is switched off.Type: GrantFiled: September 9, 2013Date of Patent: October 6, 2015Assignee: SAMSUNG ELECTRONICS CO., LTD.Inventors: Seung Woo Lee, Sun Ki Kim, Kyung Pil Nam, Sung Min Jang, Ki Won Choi
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Publication number: 20150170120Abstract: A method of providing payment services and a messenger server providing the payment services using the method are provided. Also, provided are a messenger application providing payment services and a method of providing the payment services using the messenger application. According to embodiments, when a messenger server receives a request for a payment of goods selected by a user from a seller server, it is determined whether payment information of a user previously registered before the payment is sharable by the seller server. When the payment information is sharable, a signal requesting the payment of the goods is transmitted to a payment server using the payment information of the user, thereby allowing the payment of the goods selected by the user.Type: ApplicationFiled: December 10, 2014Publication date: June 18, 2015Inventor: Sung-Min JANG
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Patent number: 9041858Abstract: An image photographing apparatus capable of maintaining the size of a sensor plate even in a case when the size of a shutter assembly is increased, the image photographing apparatus including a shutter assembly configured to control an amount of light entered, an image sensor disposed at a rear of the shutter assembly to change the light to an electrical signal, a sensor plate configured to support the image sensor, and a main frame configured such that the shutter assembly and the sensor plate are be mounted thereon, wherein the main frame includes a frame base, and a shutter mounting portion protrudedly formed from the frame base such that the shutter assembly is mounted in a sliding manner on the shutter mounting portion.Type: GrantFiled: November 27, 2012Date of Patent: May 26, 2015Assignee: Samsung Electronics Co., Ltd.Inventors: Sung Min Jang, Byeong Woo Yi
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Publication number: 20150001557Abstract: There is provided a semiconductor light emitting device including: a heat dissipation structure including one or more of materials among a metal, a ceramic, a semiconductor, and a resin; a flexible insulating layer directly in contact with the heat dissipation structure; a conductive layer laminated on the flexible insulating layer; and a light emitting device mounted on the conductive layer, wherein the light emitting device includes a light emitting structure including a first conductivity-type semiconductor layer, an active layer, and a second conductivity-type semiconductor layer; and first and second electrodes connected to the first and second conductivity-type semiconductor layers, respectively, and the first electrode includes a plurality of conductive vias connected to the first conductivity-type semiconductor layer through the second conductivity-type semiconductor layer and the active layer.Type: ApplicationFiled: June 19, 2014Publication date: January 1, 2015Applicant: SAMSUNG ELECTRONICS CO., LTD.Inventors: Young Jeong YOON, Yeon Woo LEE, Sung Min JANG
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Publication number: 20140070712Abstract: There is provided a light source apparatus including at least one light emitting diode (LED) string including at least one light emitting diode and at least one inductance unit generating an induced current according to a change in a current applied to the light emitting diode, a main switch controlling power applied to the LED string according to an on/off switching operation, and a capacitor charged with a voltage of the power applied to the LED string when the main switch is switched on and applying the charged voltage to the LED string when the main switch is switched off.Type: ApplicationFiled: September 6, 2013Publication date: March 13, 2014Applicant: SAMSUNG ELECTRONICS CO., LTD.Inventors: Seung Woo LEE, Sun Ki KIM, Kyung Pil NAM, Sung Min JANG, Ki Won CHOI
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Publication number: 20140070714Abstract: There is provided a light source apparatus including at least one light emitting diode (LED) string including at least one light emitting diode and at least one inductance unit for generating an induced current according to a change in a current applied to the light emitting diode. A main switch controls power applied to the LED string according to an on/off switching operation A capacitor is charged with a voltage of the power applied to the LED string when the main switch is switched on, and applies the charged voltage to the LED string when the main switch is switched off.Type: ApplicationFiled: September 9, 2013Publication date: March 13, 2014Applicant: SAMSUNG ELECTRONICS CO., LTD.Inventors: Seung Woo LEE, Sun Ki KIM, Kyung Pil NAM, Sung Min JANG, Ki Won CHOI
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Patent number: 8611577Abstract: Provided is a portable terminal including a microphone hole formed to perforate from an outer wall of a housing to an inner wall of the housing, a duct groove extending from an inner side of the housing and being open on a top surface thereof, a microphone holder coupled with the top surface of the duct groove, and a microphone coupled with the microphone holder, in which a duct connected to the microphone hole is formed by coupling the microphone holder with the duct groove, and the microphone is connected with the microphone hole through the duct. The duck is formed by coupling the duct groove formed in the housing of the terminal with the microphone holder coupled with the microphone, thereby smoothly delivering input sound such as user's voice to the microphone and contributing to the slimness of the terminal.Type: GrantFiled: August 18, 2011Date of Patent: December 17, 2013Assignee: Samsung Electronics Co., Ltd.Inventors: Jee-Young Jung, Sung-Min Jang, Hoon Namkoong
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Patent number: 8411002Abstract: A display system includes a system module, a connector connected to the system module, and a display module connected to the system module through the connector. The display module includes a liquid crystal panel which displays an image, and a first printed circuit board (“PCB”) which drives the liquid crystal panel. The first PCB includes a ground layer having a first ground region electrically connected to the display module, and a second ground region electrically isolated from the first ground region and electrically connected to the connector. The system module is configured to transmit communication signals to the display module and/or receive communication signals from the display module. The system module is further configured to transmit a noise component, which is independent of the communication signals, to the display module through the connector.Type: GrantFiled: February 24, 2009Date of Patent: April 2, 2013Assignee: Samsung Display Co., Ltd.Inventors: Bum Lee, Sung-Min Jang, Tae-Hoon Kim
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Publication number: 20120128191Abstract: Provided is a portable terminal including a microphone hole formed to perforate from an outer wall of a housing to an inner wall of the housing, a duct groove extending from an inner side of the housing and being open on a top surface thereof, a microphone holder coupled with the top surface of the duct groove, and a microphone coupled with the microphone holder, in which a duct connected to the microphone hole is formed by coupling the microphone holder with the duct groove, and the microphone is connected with the microphone hole through the duct. The duck is formed by coupling the duct groove formed in the housing of the terminal with the microphone holder coupled with the microphone, thereby smoothly delivering input sound such as user's voice to the microphone and contributing to the slimness of the terminal.Type: ApplicationFiled: August 18, 2011Publication date: May 24, 2012Applicant: SAMSUNG ELECTRONICS CO., LTD.Inventors: Jee-Young JUNG, Sung-Min JANG, Hoon NAMKOONG
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Publication number: 20090219239Abstract: A display system includes a system module, a connector connected to the system module, and a display module connected to the system module through the connector. The display module includes a liquid crystal panel which displays an image, and a first printed circuit board (“PCB”) which drives the liquid crystal panel. The first PCB includes a ground layer having a first ground region electrically connected to the display module, and a second ground region electrically isolated from the first ground region and electrically connected to the connector. The system module is configured to transmit communication signals to the display module and/or receive communication signals from the display module. The system module is further configured to transmit a noise component, which is independent of the communication signals, to the display module through the connector.Type: ApplicationFiled: February 24, 2009Publication date: September 3, 2009Applicant: SAMSUNG ELECTRONICS CO., LTD.Inventors: Bum LEE, Sung-Min JANG, Tae-Hoon KIM