Patents by Inventor Kwon Whan Han

Kwon Whan Han 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: 10770445
    Abstract: A method of fabricating semiconductor packages may include forming stack structures on a base die wafer, disposing a top die wafer on the stack structures, and forming a molding layer filling a space between the base die wafer and the top die wafer.
    Type: Grant
    Filed: October 31, 2018
    Date of Patent: September 8, 2020
    Assignee: SK hynix Inc.
    Inventor: Kwon Whan Han
  • Publication number: 20190259743
    Abstract: A method of fabricating semiconductor packages may include forming stack structures on a base die wafer, disposing a top die wafer on the stack structures, and forming a molding layer filling a space between the base die wafer and the top die wafer.
    Type: Application
    Filed: October 31, 2018
    Publication date: August 22, 2019
    Applicant: SK hynix Inc.
    Inventor: Kwon Whan HAN
  • Patent number: 9099456
    Abstract: A package of an electronic device, a system including the same and a method for fabricating the same are provided. The package of the electronic device includes a substrate, a step difference layer and a connecting bump. The substrate allows a connecting contact part to be exposed on a surface thereof. The step difference layer covers the substrate so as to leave the connecting contact part exposed. The connecting bump is connected to the connecting contact part so that one end part of the connecting bump is extended on the step difference layer, and has a sloped upper surface formed by a step difference formed by the step difference layer.
    Type: Grant
    Filed: August 20, 2012
    Date of Patent: August 4, 2015
    Assignee: SK Hynix Inc.
    Inventor: Kwon Whan Han
  • Patent number: 8922000
    Abstract: Chip carriers are provided. The chip carrier includes a carrier body having a cavity therein and at least one conductive through silicon via (TSV) penetrating the carrier body under the cavity. The cavity includes an uneven sidewall surface profile. The at least one conductive through silicon via (TSV) is exposed at a bottom surface of the carrier body opposite to the cavity. Related methods are also provided.
    Type: Grant
    Filed: August 9, 2012
    Date of Patent: December 30, 2014
    Assignee: SK Hynix Inc.
    Inventor: Kwon Whan Han
  • Patent number: 8836054
    Abstract: A semiconductor chip includes a semiconductor chip body having a first surface and a second surface that faces away from the first surface, and including a plurality of bonding pads disposed on the first surface. Also, the semiconductor chip includes a distance maintaining member attached to the first surface of the semiconductor chip body and electrically connected with a circuit pattern.
    Type: Grant
    Filed: September 23, 2011
    Date of Patent: September 16, 2014
    Assignee: SK Hynix Inc.
    Inventor: Kwon Whan Han
  • Publication number: 20140014958
    Abstract: A semiconductor chip module includes a first semiconductor chip having first through-electrodes, a second semiconductor chip having second through-electrodes which are electrically connected with the first through-electrodes, first and second test pads, a first connection line which connects the first test pad with one second through-electrode, a second connection line which connects the second test pad with another second through-electrode, third connection lines which connect the remaining second through-electrodes into pairs, and are partially constituted by fuses, and a third semiconductor chip having fourth connection lines which electrically connect the first through-electrodes of the first semiconductor chip into pairs, wherein the first and second is through-electrodes are connected in series between the first test pad and the second test pad by the first connection line, the second connection line, the third connection lines, and the fourth connection lines.
    Type: Application
    Filed: January 9, 2013
    Publication date: January 16, 2014
    Applicant: SK HYNIX INC.
    Inventors: Tac Keun OH, Jae Sung OH, Kwon Whan HAN, Woong Sun LEE, Seon Kwang JEON
  • Patent number: 8586983
    Abstract: A semiconductor chip includes a semiconductor chip body having a first surface on which pad parts are formed and an opposing second surface. Through-electrodes may be connected to the pad parts and formed to pass through the semiconductor chip body. Determination units may be connected to the through-electrodes and may be enabled to determine whether the pad parts and the through-electrodes are electrically connected with each other.
    Type: Grant
    Filed: December 29, 2010
    Date of Patent: November 19, 2013
    Inventor: Kwon Whan Han
  • Patent number: 8441098
    Abstract: A semiconductor package includes a semiconductor chip and a passive element. The semiconductor chip has a semiconductor chip body which possesses a first surface and a second surface facing away from the first surface, and a circuit section is formed in the semiconductor chip body. The passive element includes passive element bodies which are disposed in through-electrodes passing through the semiconductor chip body and connection members which are disposed on at least one of the first surface and the second surface of the semiconductor chip body and which electrically connect to at least one of the passive element bodies.
    Type: Grant
    Filed: March 25, 2010
    Date of Patent: May 14, 2013
    Assignee: Hynix Semiconductor Inc.
    Inventor: Kwon Whan Han
  • Publication number: 20130099374
    Abstract: A package of an electronic device, a system including the same and a method for fabricating the same are provided. The package of the electronic device includes a substrate, a step difference layer and a connecting bump. The substrate allows a connecting contact part to be exposed on a surface thereof. The step difference layer covers the substrate so as to leave the connecting contact part exposed. The connecting bump is connected to the connecting contact part so that one end part of the connecting bump is extended on the step difference layer, and has a sloped upper surface formed by a step difference formed by the step difference layer.
    Type: Application
    Filed: August 20, 2012
    Publication date: April 25, 2013
    Applicant: SK HYNIX INC.
    Inventor: Kwon Whan HAN
  • Publication number: 20130099368
    Abstract: Chip carriers are provided. The chip carrier includes a carrier body having a cavity therein and at least one conductive through silicon via (TSV) penetrating the carrier body under the cavity. The cavity includes an uneven sidewall surface profile. The at least one conductive through silicon via (TSV) is exposed at a bottom surface of the carrier body opposite to the cavity. Related methods are also provided.
    Type: Application
    Filed: August 9, 2012
    Publication date: April 25, 2013
    Applicant: SK HYNIX INC.
    Inventor: Kwon Whan HAN
  • Publication number: 20130099235
    Abstract: A semiconductor wafer includes a plurality of semiconductor chips having bonding pads; and a connection wiring line coupling the plurality of semiconductor chips such that a test signal, which is inputted through bonding pads of an arbitrary semiconductor chip among the plurality of semiconductor chips, is transmitted to bonding pads of other semiconductor chips among the plurality of semiconductor chips.
    Type: Application
    Filed: February 7, 2012
    Publication date: April 25, 2013
    Applicant: HYNIX SEMICONDUCTOR INC.
    Inventor: Kwon Whan HAN
  • Patent number: 8399355
    Abstract: A stacked semiconductor package includes a semiconductor chip module including at least two semiconductor chips, each semiconductor chip having a first face, a second face opposite to the first face, and a circuit part. A through portion passes through the first and second faces of the semiconductor chip. A recess part is formed in a portion of the second face where the second face and the through portion meet. A through electrode is electrically connected to the circuit part and is disposed inside of the through portion. A connection member is disposed in the recess part to electrically connect the through electrodes of adjacent stacked semiconductor chips. And the semiconductor chip module is mounted to a substrate. The stacked semiconductor package prevents both gaps between semiconductor chips and misalignment of the through electrode.
    Type: Grant
    Filed: December 20, 2010
    Date of Patent: March 19, 2013
    Assignee: Hynix Semiconductor Inc.
    Inventor: Kwon Whan Han
  • Patent number: 8338921
    Abstract: A wafer level chip scale package having an enhanced heat exchange efficiency with an EMF shield is presented. The wafer level chip scale package includes a semiconductor chip, an insulation layer, and a metal plate. The semiconductor chip has a plurality of bonding pads on an upper face thereof. The insulation layer is disposed over the upper face of the semiconductor chip and has openings that expose some portions of the bonding pads. The metal plate covers an upper face of the insulation layer and side faces of the semiconductor chip in which the metal plate is electrically insulated from the bonding pads.
    Type: Grant
    Filed: November 4, 2011
    Date of Patent: December 25, 2012
    Assignee: SK Hynix Inc.
    Inventors: Chang Jun Park, Kwon Whan Han, Seong Cheol Kim, Sung Min Kim, Hyeong Seok Choi, Ha Na Lee, Tac Keun Oh, Sang Joon Lim
  • Publication number: 20120153410
    Abstract: A semiconductor chip includes a semiconductor chip body having a first surface and a second surface that faces away from the first surface, and including a plurality of bonding pads disposed on the first surface. Also, the semiconductor chip includes a distance maintaining member attached to the first surface of the semiconductor chip body and electrically connected with a circuit pattern.
    Type: Application
    Filed: September 23, 2011
    Publication date: June 21, 2012
    Applicant: HYNIX SEMICONDUCTOR INC.
    Inventor: Kwon Whan HAN
  • Publication number: 20120049385
    Abstract: A wafer level chip scale package having an enhanced heat exchange efficiency with an EMF shield is presented. The wafer level chip scale package includes a semiconductor chip, an insulation layer, and a metal plate. The semiconductor chip has a plurality of bonding pads on an upper face thereof. The insulation layer is disposed over the upper face of the semiconductor chip and has openings that expose some portions of the bonding pads. The metal plate covers an upper face of the insulation layer and side faces of the semiconductor chip in which the metal plate is electrically insulated from the bonding pads.
    Type: Application
    Filed: November 4, 2011
    Publication date: March 1, 2012
    Applicant: HYNIX SEMICONDUCTOR INC.
    Inventors: Chang Jun PARK, Kwon Whan HAN, Seong Cheol KIM, Sung Min KIM, Hyeong Seok CHOI, Ha Na LEE, Tac Keun OH, Sang Joon LIM
  • Publication number: 20110309358
    Abstract: A semiconductor chip includes a semiconductor substrate having a top surface and a bottom surface. A circuit layer having bonding pads may be formed over the top surface of the semiconductor substrate. Through electrodes may be formed to pass from a bottom surface to a top surface of the semiconductor substrate, and the through electrodes may comprise through parts connected with the bonding pads and projecting parts formed over the bottom surface of the semiconductor substrate and electrically connected with the through parts. Test pad parts may be disposed over the bottom surface of the semiconductor substrate and is connected with the through electrodes to test normal operation of the circuit layer and electrical connections of the through electrodes and the circuit layer.
    Type: Application
    Filed: December 27, 2010
    Publication date: December 22, 2011
    Applicant: HYNIX SEMICONDUCTOR INC.
    Inventors: Jong Hoon KIM, Min Suk SUH, Kwon Whan HAN, Seung Taek YANG
  • Publication number: 20110272692
    Abstract: A size variable semiconductor chip includes a semiconductor chip area formed with a circuit layer and at least one cutting area extending parallel to at least one side of the semiconductor chip area. A plurality of scribe line parts and a plurality of active parts alternately formed with each other in the cutting area.
    Type: Application
    Filed: December 29, 2010
    Publication date: November 10, 2011
    Applicant: HYNIX SEMICONDUCTOR INC.
    Inventors: Kwon Whan HAN, Hyung Dong LEE
  • Publication number: 20110254000
    Abstract: A semiconductor chip includes a semiconductor chip body having a first surface on which pad parts are formed and an opposing second surface. Through-electrodes may be connected to the pad parts and formed to pass through the semiconductor chip body. Determination units may be connected to the through-electrodes and may be enabled to determine whether the pad parts and the through-electrodes are electrically connected with each other.
    Type: Application
    Filed: December 29, 2010
    Publication date: October 20, 2011
    Applicant: HYNIX SEMICONDUCTOR INC.
    Inventor: Kwon Whan HAN
  • Publication number: 20110140237
    Abstract: A semiconductor package includes a semiconductor chip and a passive element. The semiconductor chip has a semiconductor chip s body which possesses a first surface and a second surface facing away from the first surface, and a circuit section is formed in the semiconductor chip body. The passive element includes passive element bodies which are disposed in through-electrodes passing through the semiconductor chip body and connection members to which are disposed on at least one of the first surface and the second surface of the semiconductor chip body and which electrically connect to at least one of the passive element bodies.
    Type: Application
    Filed: March 25, 2010
    Publication date: June 16, 2011
    Applicant: HYNIX SEMICONDUCTOR INC.
    Inventor: Kwon Whan HAN
  • Publication number: 20110092024
    Abstract: A stacked semiconductor package includes a semiconductor chip module including at least two semiconductor chips, each semiconductor chip having a first face, a second face opposite to the first face, and a circuit part. A through portion passes through the first and second faces of the semiconductor chip. A recess part is formed in a portion of the second face where the second face and the through portion meet. A through electrode is electrically connected to the circuit part and is disposed inside of the through portion. A connection member is disposed in the recess part to electrically connect the through electrodes of adjacent stacked semiconductor chips. And the semiconductor chip module is mounted to a substrate. The stacked semiconductor package prevents both gaps between semiconductor chips and misalignment of the through electrode.
    Type: Application
    Filed: December 20, 2010
    Publication date: April 21, 2011
    Applicant: HYNIX SEMICONDUCTOR INC.
    Inventor: Kwon Whan HAN