Patents by Inventor Gyu-Hong Kim
Gyu-Hong Kim 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: 20240106441Abstract: A phase locked loop circuit and a semiconductor device are provided. The phased locked loop circuit includes a reference current generator configured to generate a summed compensation current in which at least one of a process change, a temperature change or a power supply voltage change are compensated and output the summed compensation current as a reference current, a current digital-to-analog converter configured to convert the reference current into a control current in accordance with a digital code and a voltage control oscillator configured to generate a signal based on the control current, wherein the summed compensation current is based on weighted-averaging a first type compensation current and a second type compensation current in response to at least one of the process change, the temperature change or the power supply voltage change.Type: ApplicationFiled: September 13, 2023Publication date: March 28, 2024Applicant: Samsung Electronics Co., Ltd.Inventors: Kyung Min LEE, Gyu Sik KIM, Seung Jin KIM, Jae Hong JUNG
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Patent number: 11135926Abstract: A system and method for controlling charging of plug-in vehicle are provided to charge a high-voltage battery mounted in the vehicle by converting AC power into DC power using an OBC. The method includes determining whether the high-voltage battery is charged by the operation of the OBC and whether the temperature of the high-voltage battery is greater than a predetermined reference cooling temperature while the high-voltage battery is charged to determine whether to cool the high-voltage battery. Additionally, whether the temperature of the high-voltage battery is greater than a predetermined failure determination temperature is determined to determine whether the high-voltage battery is abnormal when the temperature of the high-voltage battery is greater than the reference cooling temperature. A battery cooling fan mounted in the vehicle is maximally driven to cool the high-voltage battery when the temperature of the high-voltage battery is greater than the failure determination temperature.Type: GrantFiled: February 16, 2018Date of Patent: October 5, 2021Assignees: Hyundai Motor Company, Kia Motors CorporationInventors: Sang-Kyu Lee, Gyu-Hong Kim
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Patent number: 10311946Abstract: The semiconductor memory device includes: a memory cell; a sensing circuit connected to the memory cell via a first bit line and a second bit line different from the first bit line, the sensing circuit configured to sense data stored in the memory cell; and a bit line voltage control circuit connected to the memory cell via the first bit line and the second bit line, the bit line voltage control circuit configured to precharge the first bit line to a first voltage that is lower than a supply voltage and to precharge the second bit line to a second voltage that is lower than the supply voltage and is different from the first voltage.Type: GrantFiled: July 28, 2016Date of Patent: June 4, 2019Assignees: SAMSUNG ELECTRONICS CO., LTD., INDUSTRY-ACADEMIC COOPERATION FOUNDATION, YONSEI UNIVERSITYInventors: Han-Wool Jeong, Woo-Jin Rim, Tae-Joong Song, Seong-Ook Jung, Gyu-Hong Kim
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Publication number: 20180236892Abstract: A system and method for controlling charging of plug-in vehicle are provided to charge a high-voltage battery mounted in the vehicle by converting AC power into DC power using an OBC. The method includes determining whether the high-voltage battery is charged by the operation of the OBC and whether the temperature of the high-voltage battery is greater than a predetermined reference cooling temperature while the high-voltage battery is charged to determine whether to cool the high-voltage battery. Additionally, whether the temperature of the high-voltage battery is greater than a predetermined failure determination temperature is determined to determine whether the high-voltage battery is abnormal when the temperature of the high-voltage battery is greater than the reference cooling temperature. A battery cooling fan mounted in the vehicle is maximally driven to cool the high-voltage battery when the temperature of the high-voltage battery is greater than the failure determination temperature.Type: ApplicationFiled: February 16, 2018Publication date: August 23, 2018Inventors: Sang-Kyu Lee, Gyu-Hong Kim
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Publication number: 20170349162Abstract: A system and method are provided for controlling an engine in a hybrid vehicle by varying the operating point of the engine using a table in which SOC compensation values of a battery corresponding to deterioration degrees of the battery are recorded, to operate the engine at optimal timing regardless of the deterioration degrees of the battery and allow sufficient catalyst warm-up time. The method includes storing a table in which SOC compensation values of a battery corresponding to deterioration degrees of the battery are recorded and calculating a deterioration degree of the battery. An SOC compensation value of the battery corresponding to the calculated deterioration degree in the table is detected. Further, the method includes compensating for an SOC of the battery using the detected SOC compensation value and setting an operating point of the engine based on the compensated SOC of the battery.Type: ApplicationFiled: October 27, 2016Publication date: December 7, 2017Inventor: Gyu Hong Kim
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Publication number: 20170053696Abstract: Provided is a semiconductor memory device. The semiconductor memory device includes: a memory cell; a sensing circuit connected to the memory cell via a first bit line and a second bit line different from the first bit line, the sensing circuit configured to sense data stored in the memory cell; and a bit line voltage control circuit connected to the memory cell via the first bit line and the second bit line, the bit line voltage control circuit configured to precharge the first bit line to a first voltage that is lower than a supply voltage and to precharge the second bit line to a second voltage that is lower than the supply voltage and is different from the first voltage.Type: ApplicationFiled: July 28, 2016Publication date: February 23, 2017Applicants: SAMSUNG ELECTRONICS CO., LTD., INDUSTRY-ACADEMIC COOPERATION FOUNDATION, YONSEI UNIVERSITYInventors: Han-Wool JEONG, Woo-Jin RIM, Tae-Joong SONG, Seong-Ook JUNG, Gyu-Hong KIM
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Patent number: 9299711Abstract: A fin Field Effect Transistor (finFET) can include a source region and a drain region of the finFET. A gate of the finFET can cross over a fin of the finFET between the source and drain regions. First and second silicide layers can be on the source and drain regions respectively. The first and second silicide layers can include respective first and second surfaces that face the gate crossing over the fin, where the first and second surfaces are different sizes.Type: GrantFiled: September 20, 2013Date of Patent: March 29, 2016Assignee: Samsung Electronics Co., Ltd.Inventors: Tae Joong Song, Gyu Hong Kim, Jae Ho Park, Jong Hoon Jung
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Patent number: 9087566Abstract: Semiconductor memory devices are provided. Each of the semiconductor memory devices may include first and second memory cells. The first memory cell may be connected to a bit line and a complementary bit line. Moreover, each of the semiconductor memory devices may include a discharge circuit connected to the first memory cell via the bit line and the complementary bit line. The discharge circuit may be configured to discharge the first memory cell during a read or write operation of the second memory cell.Type: GrantFiled: September 27, 2013Date of Patent: July 21, 2015Assignee: Samsung Electronics Co., Ltd.Inventors: Tae Joong Song, Gyu Hong Kim, Jae Ho Park, Gi Young Yang, Jong Hoon Jung
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Patent number: 9026975Abstract: A semiconductor integrated circuit designing method capable of minimizing a parasitic capacitance generated by an overhead in conductive lines, especially a gate line, a semiconductor integrated circuit according to the designing method, and a fabricating method thereof are provided. A method of designing a semiconductor integrated circuit having a FinFET architecture, includes: performing a pre-simulation of the semiconductor integrated circuit to be designed; designing a layout of components of the semiconductor integrated circuit based on a result of the pre-simulation, the components comprising first and second device areas and a first conductive line extending across the first and second device areas; modifying a first cutting area, that is arranged between the first and second device areas and electrically cuts the first conductive line, according to at least one design rule to minimize an overhead of the first conductive line created by the first cutting area.Type: GrantFiled: March 13, 2013Date of Patent: May 5, 2015Assignee: Samsung Electronics Co., Ltd.Inventors: Tae-joong Song, Pil-un Ko, Gyu-hong Kim, Jong-hoon Jung
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Patent number: 8934313Abstract: A negative voltage generator includes a variable-capacitance negative voltage generating unit, a switching unit and a positive voltage applying unit. The negative voltage generating unit includes a plurality of coupling capacitors for varying the capacitance in which the negative voltage is charged. The negative voltage generating unit selects at least one coupling capacitor of the plurality of coupling capacitors according to the number of rows (size) of a memory bank to which data is written, and charges the at least one selected coupling capacitor to a negative voltage. The switching unit selects one bitline of a bitline pair having complementary first and second bitlines in response to the data, and connects the at least one selected coupling capacitor to the selected bitline. The positive voltage applying unit applies a positive (high) voltage to an other bitline of the bitline pair.Type: GrantFiled: January 25, 2012Date of Patent: January 13, 2015Assignee: Samsung Electronics Co., Ltd.Inventors: Tae-Joong Song, Gyu-Hong Kim, Jae-Seung Choi, Soung-Hoon Sim, In-Gyu Park, Chan-Ho Lee, Hyun-Su Choi, Jong-Hoon Jung
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Patent number: 8811069Abstract: The memory device includes a memory cell array, an access control circuit configured to access the memory cell array, a control signal generation circuit configured to generate a control signal for controlling an operation of the access control circuit, and a variable delay circuit configured to generate a delay signal by variably delaying a clock signal according to an external signal. The control signal generation circuit adjusts an activation timing of the control signal in response to the delay signal.Type: GrantFiled: August 22, 2012Date of Patent: August 19, 2014Assignee: Samsung Electronics Co., Ltd.Inventors: Gyu Hong Kim, Jong Hoon Jung
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Publication number: 20140101395Abstract: Semiconductor memory devices are provided. Each of the semiconductor memory devices may include first and second memory cells. The first memory cell may be connected to a bit line and a complementary bit line. Moreover, each of the semiconductor memory devices may include a discharge circuit connected to the first memory cell via the bit line and the complementary bit line. The discharge circuit may be configured to discharge the first memory cell during a read or write operation of the second memory cell.Type: ApplicationFiled: September 27, 2013Publication date: April 10, 2014Applicant: Samsung Electronics Co., Ltd.Inventors: Tae Joong Song, Gyu Hong Kim, Jae Ho Park, Gi Young Yang, Jong Hoon Jung
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Publication number: 20140085966Abstract: A fin Field Effect Transistor (finFET) can include a source region and a drain region of the finFET. A gate of the finFET can cross over a fin of the finFET between the source and drain regions. First and second silicide layers can be on the source and drain regions respectively. The first and second silicide layers can include respective first and second surfaces that face the gate crossing over the fin, where the first and second surfaces are different sizes.Type: ApplicationFiled: September 20, 2013Publication date: March 27, 2014Inventors: Tae Joong Song, Gyu Hong Kim, Jae Ho Park, Jong Hoon Jung
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Publication number: 20140001564Abstract: A semiconductor integrated circuit designing method capable of minimizing a parasitic capacitance generated by an overhead in conductive lines, especially a gate line, a semiconductor integrated circuit according to the designing method, and a fabricating method thereof are provided. A method of designing a semiconductor integrated circuit having a FinFET architecture, includes: performing a pre-simulation of the semiconductor integrated circuit to be designed; designing a layout of components of the semiconductor integrated circuit based on a result of the pre-simulation, the components comprising first and second device areas and a first conductive line extending across the first and second device areas; modifying a first cutting area, that is arranged between the first and second device areas and electrically cuts the first conductive line, according to at least one design rule to minimize an overhead of the first conductive line created by the first cutting area.Type: ApplicationFiled: March 13, 2013Publication date: January 2, 2014Inventors: Tae-joong SONG, Pil-un KO, Gyu-hong KIM, Jong-hoon JUNG
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Publication number: 20130051129Abstract: The memory device includes a memory cell array, an access control circuit configured to access the memory cell array, a control signal generation circuit configured to generate a control signal for controlling an operation of the access control circuit, and a variable delay circuit configured to generate a delay signal by variably delaying a clock signal according to an external signal. The control signal generation circuit adjusts an activation timing of the control signal in response to the delay signal.Type: ApplicationFiled: August 22, 2012Publication date: February 28, 2013Applicant: SAMSUNG ELECTRONICS CO., LTD.Inventors: Gyu Hong KIM, Jong Hoon JUNG
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Publication number: 20120206988Abstract: A negative voltage generator includes a variable-capacitance negative voltage generating unit, a switching unit and a positive voltage applying unit. The negative voltage generating unit includes a plurality of coupling capacitors for varying the capacitance in which the negative voltage is charged. The negative voltage generating unit selects at least one coupling capacitor of the plurality of coupling capacitors according to the number of rows (size) of a memory bank to which data is written, and charges the at least one selected coupling capacitor to a negative voltage. The switching unit selects one bitline of a bitline pair having complementary first and second bitlines in response to the data, and connects the at least one selected coupling capacitor to the selected bitline. The positive voltage applying unit applies a positive (high) voltage to an other bitline of the bitline pair.Type: ApplicationFiled: January 25, 2012Publication date: August 16, 2012Inventors: Tae-Joong Song, Gyu-Hong Kim, Jae-Seung Choi, Soung-Hoon Sim, In-Gyu Park, Chan-Ho Lee, Hyun-Su Choi, Jong-Hoon Jung
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Patent number: 7852694Abstract: A semiconductor memory device for reducing a precharge time is provided. The semiconductor memory device may include a sense amplifier, a precharge unit and an equalizing circuit. The sense amplifier may sense and amplify a difference between data transmitted through a first bit line and data transmitted through a second bit line in response to a sense amplifier enable signal. The precharge unit may precharge voltage levels of the first bit line and the second bit line to a precharge voltage level in response to a precharge enable signal. The equalizing circuit may be connected to the sense amplifier and the precharge unit and may control the voltage levels of the first bit line and the second bit line to be equal to each other in response to the sense amplifier enable signal. The semiconductor memory device may reduce a time required to perform a precharge operation and/or minimize an increase of the circuit size.Type: GrantFiled: June 11, 2008Date of Patent: December 14, 2010Assignee: Samsung Electronics Co., Ltd.Inventors: Jong-hoon Jung, Gyu-hong Kim
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Patent number: 7561486Abstract: A flash memory device includes a flash cell array, a first flash fuse cell fusing circuit, a second flash fuse cell fusing circuit, a third flash fuse cell fusing circuit and a plurality of fuse sense amplifying circuits. The first, second and third flash fuse cell fusing circuits all share bit lines with a flash cell array and have flash fuse cells. The first flash fuse cell fusing circuit may be used to control a connection between the flash cell array and an external logic circuit. The second flash fuse cell fusing circuit may be used to change an address of a defective cell into an address of a redundancy cell. The third flash fuse cell fusing circuit may be used to control a DC level for adjusting a reference value used in a manufacturing process of the flash memory device. The fuse sense amplifying circuits are coupled to the bit lines to read data from the bit lines, respectively.Type: GrantFiled: February 2, 2006Date of Patent: July 14, 2009Assignee: Samsung Electronics Co., Ltd.Inventors: Tae-Seong Kim, Gyu-Hong Kim
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Patent number: 7560974Abstract: A level detector within a back-bias voltage generator includes a toggling unit and a temperature detector. The toggling unit causes an enable signal to be activated when an absolute value of a back-bias voltage is less than an absolute value of a monitoring level. The temperature detector controls the toggling unit for increasing the absolute value of the monitoring level with an increase in temperature with high temperature sensitivity.Type: GrantFiled: August 17, 2006Date of Patent: July 14, 2009Assignee: Samsung Electronics Co., Ltd.Inventors: Kyong-Jun Noh, Gyu-Hong Kim
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Publication number: 20080310243Abstract: A semiconductor memory device for reducing a precharge time is provided. The semiconductor memory device may include a sense amplifier, a precharge unit and an equalizing circuit. The sense amplifier may sense and amplify a difference between data transmitted through a first bit line and data transmitted through a second bit line in response to a sense amplifier enable signal. The precharge unit may precharge voltage levels of the first bit line and the second bit line to a precharge voltage level in response to a precharge enable signal. The equalizing circuit may be connected to the sense amplifier and the precharge unit and may control the voltage levels of the first bit line and the second bit line to be equal to each other in response to the sense amplifier enable signal. The semiconductor memory device may reduce a time required to perform a precharge operation and/or minimize an increase of the circuit size.Type: ApplicationFiled: June 11, 2008Publication date: December 18, 2008Inventors: Jong-hoon Jung, Gyu-hong Kim