Patents by Inventor Jun Won Kang
Jun Won Kang 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).
-
Patent number: 11942140Abstract: A nonvolatile memory device includes a memory cell array and a row decoder. The memory cell array includes a plurality of mats. A first cell string of first mat is connected to a plurality of first word-lines, a first bit-line and a first string selection line. A second cell string of second mat is connected to a plurality of second word-lines, a second bit-line and a second string selection line. Each of the first and second cell strings includes a ground selection transistor, memory cells, and a string selection transistor coupled in series. The row decoder applies a first voltage to a third word-line among the plurality of first and second word-lines for a first period of time in a single mat mode and to apply a second voltage to the third word-line for a second period of time longer than the first period of time in a multi-mat mode.Type: GrantFiled: October 1, 2022Date of Patent: March 26, 2024Assignee: SAMSUNG ELECTRONICS CO., LTD.Inventors: Hee-Woong Kang, Dong-Hun Kwak, Jun-Ho Seo, Hee-Won Lee
-
Patent number: 11923011Abstract: A storage device including a nonvolatile memory device that includes a nonvolatile memory cell array including a string including first and second memory cells stacked sequentially, and an OTP memory cell array that stores reference count values, the first and second memory cells respectively connected to first and second word lines; a controller including a processor that generates a read command for the first memory cell; a read level generator including a counter that receives the read command and calculates an off-cell count value of memory cells connected to the second word line, and a comparator that receives a first reference count value from the OTP memory cell array, compares the off-cell count value with the first reference count value to determine a threshold voltage shift of the second memory cell, and determines a read level of the first memory cell based on the threshold voltage shift.Type: GrantFiled: June 10, 2022Date of Patent: March 5, 2024Assignee: Samsung Electronics Co., Ltd.Inventors: Jun-Ho Seo, Suk-Eun Kang, Do Gyeong Lee, Ju Won Lee
-
Patent number: 11923426Abstract: A semiconductor device capable of improving a device performance and a reliability is provided. The semiconductor device comprising a gate structure including a gate electrode on a substrate, a source/drain pattern on a side face of the gate electrode, on the substrate and, a source/drain contact connected to the source/drain pattern, on the source/drain pattern, a gate contact connected to the gate electrode, on the gate electrode, and a wiring structure connected to the source/drain contact and the gate contact, on the source/drain contact and the gate contact, wherein the wiring structure includes a first via plug, a second via plug, and a wiring line connected to the first via plug and the second via plug, the first via plug has a single conductive film structure, and the second via plug includes a lower via filling film, and an upper via filling film on the lower via filling film.Type: GrantFiled: July 6, 2021Date of Patent: March 5, 2024Assignee: Samsung Electronics Co., Ltd.Inventors: Ji Won Kang, Tae-Yeol Kim, Jeong Ik Kim, Rak Hwan Kim, Jun Ki Park, Chung Hwan Shin
-
Publication number: 20240071278Abstract: A display apparatus having a mura compensation function includes a mura memory in which compensation data corresponding to coefficient values of a mura compensation equation is stored; and a mura compensation circuit configured to perform mura compensations on display data by using the mura compensation equation to which the compensation data has been applied, wherein the coefficient values are set so that the mura compensation equation has been fit to have a curve that satisfies known difference values of selected gray levels, a first estimation difference value of a first estimation gray level higher than the selected gray levels, and a second estimation difference value of a second estimation gray level lower than the selected gray levels, and wherein the compensation data comprises the coefficient values of the mura compensation equation in which all of the known difference values of the selected gray levels, the first estimation difference value, and the second estimation difference value have a differenType: ApplicationFiled: October 25, 2023Publication date: February 29, 2024Applicant: LX SEMICON CO., LTD.Inventors: Jun Young PARK, Min Ji LEE, Gang Won LEE, Young Kyun KIM, Ji Won LEE, Jung Hyun KIM, Suk Ju KANG, Sung In CHO
-
Patent number: 9159963Abstract: A stacked-type electrode assembly is disclosed. In one embodiment, the electrode assembly includes at least one first electrode plate including i) a first active material coating portion formed on a first base material and coated with a first active material and ii) a first non-coated portion, wherein the first electrode plate has a first width and a first length greater than the first width, and wherein the first electrode plate has upper and lower portions formed in the direction of the first length. The assembly also includes at least one second electrode plate including i) a second active material coated portion formed on a second base material and coated with a second active material and ii) a second non-coated portion, wherein the second electrode plate has a second width and a second length greater than the second width.Type: GrantFiled: May 18, 2012Date of Patent: October 13, 2015Assignee: Samsung SDI Co., Ltd.Inventor: Jun-Won Kang
-
Patent number: 8734985Abstract: A jelly-roll type battery unit includes a first electrode plate having a first electrode current collector with a first electrode tab, and a first electrode active material layer on a surface of the first electrode current collector; a second electrode plate having a second electrode current collector with a second electrode tab, and a second electrode active material layer on a surface of the second electrode current collector; and a separator interposed between the first electrode plate and the second electrode plate. The electrode tab is incorporated into the electrode current collector in an area of either first or second electrode plate where the corresponding electrode active material layer is not coated. The electrode tab is cut widthwise with respect to the electrode current collector from a center area of the electrode current collector and folded, and an insulating tape is adhered to either surface of the electrode tab.Type: GrantFiled: December 16, 2005Date of Patent: May 27, 2014Assignee: Samsung SDI Co., Ltd.Inventors: Chang-Seob Kim, Ju-Hyung Kim, Min-Ho Song, Jun-Won Kang
-
Publication number: 20120321941Abstract: A stacked-type electrode assembly is disclosed. In one embodiment, the electrode assembly includes at least one first electrode plate including i) a first active material coating portion formed on a first base material and coated with a first active material and ii) a first non-coated portion, wherein the first electrode plate has a first width and a first length greater than the first width, and wherein the first electrode plate has upper and lower portions formed in the direction of the first length. The assembly also includes at least one second electrode plate including i) a second active material coated portion formed on a second base material and coated with a second active material and ii) a second non-coated portion, wherein the second electrode plate has a second width and a second length greater than the second width.Type: ApplicationFiled: May 18, 2012Publication date: December 20, 2012Applicant: Samsung SDI Co., Ltd.Inventor: Jun-Won Kang
-
Patent number: 7687204Abstract: An electrolyte for a lithium secondary battery comprises lithium salts including LiPF6 and LiBF4; a non-aqueous organic solvent including an organic solvent with high boiling point; and vinylene carbonate. The electrolyte may inhibit battery swelling at high temperature storage and may improve battery cycle-life characteristics.Type: GrantFiled: July 23, 2004Date of Patent: March 30, 2010Assignee: Samsung SDI Co., LtdInventors: Jun-won Kang, Jin-Sung Kim
-
Patent number: 7611797Abstract: A lithium secondary battery includes a can made of a conductive metal. The can houses an electrode unit having positive and negative electrode plates with a separator interposed therebetween with an electrolytic solution. An upper opening of the can is sealed by a cap assembly. A bottom plate is welded to an outer bottom surface of the can, and a lead plate having a first end welded to the outer bottom surface of the can and a second end connected to a safety device so that the can is electrically connected to the safety device.Type: GrantFiled: December 18, 2003Date of Patent: November 3, 2009Assignee: Samsung SDI Co., Ltd.Inventors: Chang-Seob Kim, Su-Jin Han, Min-Ho Gong, Jun-Won Kang, Soo-Youn Maeng, Ju-Hyung Kim
-
Publication number: 20060147793Abstract: A jelly-roll type battery unit includes a first electrode plate having a first electrode current collector with a first electrode tab, and a first electrode active material layer on a surface of the first electrode current collector; a second electrode plate having a second electrode current collector with a second electrode tab, and a second electrode active material layer on a surface of the second electrode current collector; and a separator interposed between the first electrode plate and the second electrode plate. The electrode tab is incorporated into the electrode current collector in an area of either first or second electrode plate where the corresponding electrode active material layer is not coated. The electrode tab is cut widthwise with respect to the electrode current collector from a center area of the electrode current collector and folded, and an insulating tape is adhered to either surface of the electrode tab.Type: ApplicationFiled: December 16, 2005Publication date: July 6, 2006Applicant: Samsung SDI Co., Ltd.Inventors: Chang-Seob Kim, Ju-Hyung Kim, Min-Ho Song, Jun-Won Kang
-
Patent number: 7022145Abstract: Disclosed is a lithium secondary battery comprising a positive electrode including a material that is capable of reversible intercalation/deintercalation of lithium ions as a positive active material; a negative electrode including a material that is capable of reversible intercalation/deintercalation of lithium ions as a negative active material; and an electrolyte including a lithium salt, a carbonate-based organic solvent, and an isoxazole compound of the following formula (1):Type: GrantFiled: November 23, 2004Date of Patent: April 4, 2006Assignees: Samsung SDI Co., Ltd., Cheil Industries Inc.Inventors: Jin Sung Kim, Jun Won Kang, Hak Soo Kim, Jong Seob Kim
-
Patent number: 6887616Abstract: An electrode unit and a secondary battery having the electrode unit include a first electrode plate having a first electrode uncoated portion on at least one side of a first electrode collector coated with at least a first electrode active material, a second electrode plate having a second electrode uncoated portion on at least one side of a second electrode collector coated with at least a second electrode active material, and a separator interposed between the first electrode plate and the second electrode plate, wherein an insulating separator having at least two folds is located between the first electrode uncoated portion and the second electrode uncoated portion.Type: GrantFiled: December 17, 2003Date of Patent: May 3, 2005Assignee: Samsung SDI Co., Ltd.Inventors: Chang-Seob Kim, Su-Jin Han, Min-Ho Song, Jun-Won Kang, Ju-Hyung Kim, Soo-Youn Maeng
-
Publication number: 20050026043Abstract: An electrolyte for a lithium secondary battery comprises lithium salts including LiPF6 and LiBF4; a non-aqueous organic solvent including an organic solvent with high boiling point; and vinylene carbonate. The electrolyte may inhibit battery swelling at high temperature storage and may improve battery cycle-life characteristics.Type: ApplicationFiled: July 23, 2004Publication date: February 3, 2005Inventors: Jun-won Kang, Jin-Sung Kim
-
Patent number: 6846594Abstract: Disclosed is a lithium secondary battery comprising a positive electrode including a material that is capable of reversible intercalation/deintercalation of lithium ions as a positive active material; a negative electrode including a material that is capable of reversible intercalation/deintercalation of lithium ions as a negative active material; and an electrolyte including a lithium salt, a carbonate-based organic solvent, and an isoxazole compound of the following formula (1):Type: GrantFiled: May 15, 2003Date of Patent: January 25, 2005Assignees: Samsung SDI Co., Ltd., Cheil Industries Inc.Inventors: Jin Sung Kim, Jun Won Kang, Hak Soo Kim, Jong Seob Kim
-
Publication number: 20040180259Abstract: An electrode unit and a secondary battery having the electrode unit include a first electrode plate having a first electrode uncoated portion on at least one side of a first electrode collector coated with at least a first electrode active material, a second electrode plate having a second electrode uncoated portion on at least one side of a second electrode collector coated with at least a second electrode active material, and a separator interposed between the first electrode plate and the second electrode plate, wherein an insulating separator having at least two folds is located between the first electrode uncoated portion and the second electrode uncoated portion.Type: ApplicationFiled: December 17, 2003Publication date: September 16, 2004Applicant: SAMSUNG SDI Co., Ltd.Inventors: Chang-Seob Kim, Su-Jin Han, Min-Ho Song, Jun-Won Kang, Ju-Hyung Kim, Soo-Youn Maeng
-
Publication number: 20040137331Abstract: A separator for a lithium battery having an elastic modulus of 2.0 kgf/mm2 or less, and a lithium battery employing the separator and a method of manufacture thereof are provided.Type: ApplicationFiled: December 29, 2003Publication date: July 15, 2004Inventors: Su-Jin Han, Chang-Seob Kim, Yoon-Tai Kwak, Ju-Hyung Kim, Soo-Youn Maeng, Jun-Won Kang
-
Publication number: 20040126648Abstract: An electrode unit of a secondary battery prevents deviated winding of electrode plates of the electrode unit and prevents the position of an electrode tab from shifting during winding and a secondary battery having the electrode unit. The secondary battery includes an electrode unit having a first electrode plate having a first electrode uncoated portion on at least one side of a first electrode collector coated with at least a first electrode active material, a second electrode plate having a second electrode uncoated portion on at least one side of a second electrode collector coated with at least a second electrode active material, a separator interposed between the first electrode plate and the second electrode plate, and a case accommodating the electrode unit to be sealed and having a terminal portion electrically connected to the electrode unit.Type: ApplicationFiled: December 8, 2003Publication date: July 1, 2004Applicant: SAMSUNG SDI Co.,Ltd.Inventors: Jun-Won Kang, Su-Jin Han, Chang-Seob Kim, Yoon-Tai Kwak, Ju-Hyung Kim, Soo-Youn Maenn, Min-Ilo Bong
-
Publication number: 20040126651Abstract: A lithium secondary battery includes a can made of a conductive metal. The can houses an electrode unit having positive and negative electrode plates with a separator interposed therebetween with an electrolytic solution. An upper opening of the can is sealed by a cap assembly. A bottom plate is welded to an outer bottom surface of the can, and a lead plate having a first end welded to the outer bottom surface of the can and a second end connected to a safety device so that the can is electrically connected to the safety device.Type: ApplicationFiled: December 18, 2003Publication date: July 1, 2004Applicant: Samsung SDI Co., Ltd.Inventors: Chang-Seob Kim, Su-Jin Han, Min-Ho Gong, Jun-Won Kang, Soo-Youn Maeng, Ju-Hyung Kim
-
Publication number: 20040058250Abstract: Disclosed is a lithium secondary battery comprising a positive electrode including a material that is capable of reversible intercalation/deintercalation of lithium ions as a positive active material; a negative electrode including a material that is capable of reversible intercalation/deintercalation of lithium ions as a negative active material; and an electrolyte including a lithium salt, a carbonate-based organic solvent, and an isoxazole compound of the following formula (1): 1Type: ApplicationFiled: May 15, 2003Publication date: March 25, 2004Inventors: Jin Sung Kim, Jun Won Kang, Hak Soo Kim, Jong Seob Kim
-
Patent number: 6083640Abstract: A secondary battery includes a case, a rolled electrode assembly disposed within the case, and an electrode assembly fixing member receiving a portion of the rolled electrode assembly so that expansion and contraction of the rolled electrode assembly can be suppressed during charging and discharging operations of the battery, and deformation of the rolled electrode assembly caused by outer impact can be prevented. The electrode assembly fixing member comprises a cap fitted onto at least one of upper and lower ends of the rolled electrode assembly. The electrode assembly fixing member further comprises a gripper holding the rolled electrode assembly.Type: GrantFiled: May 20, 1999Date of Patent: July 4, 2000Assignee: Samsung Display Device Co., Ltd.Inventors: Jin-Uk Lee, Jun-Won Kang, Chang-Seob Kim