Patents by Inventor Seong-Deok Hwang

Seong-Deok Hwang 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).

  • Publication number: 20120129334
    Abstract: Provided are semiconductor packages and methods of manufacturing the semiconductor package. The semiconductor packages may include a substrate including a chip pad, a redistributed line which is electrically connected to the chip pad and includes an opening. The semiconductor packages may also include an external terminal connection portion, and an external terminal connection pad which is disposed at an opening and electrically connected to the redistributed line. The present general inventive concept can solve the problem where an ingredient of gold included in a redistributed line may be prevented from being diffused into an adjacent bump pad to form a void or an undesired intermetallic compound. In a chip on chip structure, a plurality of bumps of a lower chip are connected to an upper chip to improve reliability, diversity and functionality of the chip on chip structure.
    Type: Application
    Filed: February 3, 2012
    Publication date: May 24, 2012
    Applicant: Samsung Electronics Co., Ltd
    Inventors: Hyun-Soo CHUNG, Jae-Shin Cho, Dong-Ho Lee, Dong-Hyeon Jang, Seong-Deok Hwang, Seung-Duk Baek
  • Patent number: 8178424
    Abstract: Provided are a method of fabricating a light-emitting apparatus with improved light extraction efficiency and a light-emitting apparatus fabricated using the method. The method includes: preparing a monocrystalline substrate; forming an intermediate structure on the substrate, the intermediate structure comprising a light-emitting structure which comprises a first conductive pattern of a first conductivity type, a light-emitting pattern, and a second conductive pattern of a second conductivity type stacked sequentially, a first electrode which is electrically connected to the first conductive pattern, and a second electrode which is electrically connected to the second conductive pattern; forming a polycrystalline region, which extends in a horizontal direction, by irradiating a laser beam to the substrate in the horizontal direction such that the laser beam is focused on a beam-focusing point within the substrate; and cutting the substrate in the horizontal direction along the polycrystalline region.
    Type: Grant
    Filed: November 10, 2009
    Date of Patent: May 15, 2012
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Yu-Sik Kim, Seong-Deok Hwang, Seung-Jae Lee, Sun-Pil Youn
  • Publication number: 20120107988
    Abstract: Provided is a light emitting element, a light emitting device including the same, and fabrication methods of the light emitting element and light emitting device. The light emitting device comprises a substrate, a light emitting structure including a first conductive layer of a first conductivity type, a light emitting layer, and a second conductive layer of a second conductivity type which are sequentially stacked, a first electrode which is electrically connected with the first conductive layer; and a second electrode which is electrically connected with the second conductive layer and separated apart from the first electrode, wherein at least a part of the second electrode is connected from a top of the light emitting structure, through a sidewall of the light emitting structure, and to a sidewall of the substrate.
    Type: Application
    Filed: January 4, 2012
    Publication date: May 3, 2012
    Applicant: SAMSUNG ELECTRONICS CO., LTD.
    Inventors: Yu-Sik Kim, Seong-Deok Hwang, Seung-Jae Lee, Sun-Pil Youn
  • Publication number: 20120074438
    Abstract: A method for manufacturing a light emitting device includes forming a plurality of light emitting elements on a light emitting element substrate. an identification portion is formed on each of the light emitting elements to allow a pertinent light emitting element to be distinguishable from other light emitting elements. The light emitting elements are separated to form a plurality of light emitting devices. The identification portion may have an external appearance allowing each of the light emitting elements to be distinguishable from the other light emitting elements.
    Type: Application
    Filed: September 23, 2011
    Publication date: March 29, 2012
    Inventors: Seong Deok HWANG, Young Hee Song, Seong Jae Hong, Il Woo Park
  • Patent number: 8111520
    Abstract: A semiconductor module can include a printed circuit board (PCB) and a semiconductor package inserted into an inner space of the PCB. The semiconductor package may be electrically connected to the PCB. The PCB may thus surround the semiconductor package so that cracks may not be generated in the outer terminals.
    Type: Grant
    Filed: December 29, 2008
    Date of Patent: February 7, 2012
    Assignee: SAMSUNG Electronics Co., Ltd.
    Inventors: Hyun-Soo Chung, Dong-Ho Lee, Dong-Han Kim, Seong-Deok Hwang, Ki-Hyuk Kim
  • Patent number: 8110843
    Abstract: Provided is a light emitting element, a light emitting device including the same, and fabrication methods of the light emitting element and light emitting device. The light emitting device comprises a substrate, a light emitting structure including a first conductive layer of a first conductivity type, a light emitting layer, and a second conductive layer of a second conductivity type which are sequentially stacked, a first electrode which is electrically connected with the first conductive layer; and a second electrode which is electrically connected with the second conductive layer and separated apart from the first electrode, wherein at least a part of the second electrode is connected from a top of the light emitting structure, through a sidewall of the light emitting structure, and to a sidewall of the substrate.
    Type: Grant
    Filed: September 30, 2009
    Date of Patent: February 7, 2012
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Yu-Sik Kim, Seong-Deok Hwang, Seung-Jae Lee, Sun-Pil Youn
  • Patent number: 8110922
    Abstract: A wafer level semiconductor module may include a module board and an IC chip set mounted on the module board. The IC chip set may include a plurality of IC chips having scribe lines areas between the adjacent IC chips. Each IC chip may have a semiconductor substrate having an active surface with a plurality of chip pads and a back surface. A passivation layer may be provided on the active surface of the semiconductor substrate of each IC chip and may having openings through which the chip pads may be exposed. Sealing portions may be formed in scribe line areas.
    Type: Grant
    Filed: October 8, 2009
    Date of Patent: February 7, 2012
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Hyun-Soo Chung, Seung-Duk Baek, Dong-Ho Lee, Dong-Hyeon Jang, Seong-Deok Hwang
  • Patent number: 8039937
    Abstract: Provided are methods of fabricating semiconductor chips, semiconductor chips formed by the methods, and chip-stack packages having the semiconductor chips. One embodiment specifies a method that includes patterning a scribe line region of a semiconductor substrate to form a semiconductor strut spaced apart from edges of a chip region of the semiconductor substrate.
    Type: Grant
    Filed: April 29, 2009
    Date of Patent: October 18, 2011
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Hyun-Soo Chung, Seung-Kwan Ryu, Ju-Il Choi, Dong-Ho Lee, Seong-Deok Hwang
  • Patent number: 7969024
    Abstract: A semiconductor package with improved joint reliability and a method of fabricating the semiconductor package are disclosed. A conductive connector may be formed on a surface of a semiconductor wafer on which semiconductor devices may be arranged. A first insulating layer including a first opening through which a portion of the connection pad is exposed may be formed on the connection pad and the semiconductor wafer. A rewiring line electrically connected to an exposed portion of the connection pad may be formed on the first insulating layer. A second insulating layer including a second opening through which a portion of the rewiring line is exposed may be formed on the rewiring line and the first insulating layer. A connection terminal including one or more entangled wires may be formed on an exposed portion of the rewiring line so as to be electrically connected to the rewiring line.
    Type: Grant
    Filed: April 29, 2009
    Date of Patent: June 28, 2011
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Hyun-soo Chung, Jae-shin Cho, Seong-deok Hwang, Jum-gon Kim, Ki-hyuk Kim
  • Patent number: 7851256
    Abstract: Provided is a method of fabricating a chip-on-chip (COC) semiconductor device. The method of fabricating a chip-on-chip (COC) semiconductor device may include preparing a first semiconductor device with a metal wiring having at least one discontinuous spot formed therein, preparing a second semiconductor device with at least one bump formed on a surface of the second semiconductor device corresponding to the at least one discontinuous spot, aligning the first semiconductor device onto the second semiconductor device, and connecting the at least one bump of the second semiconductor device to the at least one discontinuous spot formed in the metal wiring of the first semiconductor device.
    Type: Grant
    Filed: October 16, 2008
    Date of Patent: December 14, 2010
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Hyun-soo Chung, Dong-ho Lee, Seong-deok Hwang, Sun-won Kang, Seung-duk Baek
  • Patent number: 7847416
    Abstract: Wafer level packages and methods of fabricating the same are provided. In one embodiment, one of the methods comprises forming semiconductor chips having a connection pad on a wafer, patterning a bottom surface of the wafer to form a trench under the connection pad, patterning a bottom surface of the trench to form a via hole exposing the bottom surface of the connection pad, and forming a connecting device connected to the connection pad through the via hole. The invention provides a wafer level package having reduced thickness, lower fabrication costs, and increased reliability compared to conventional packages.
    Type: Grant
    Filed: July 7, 2009
    Date of Patent: December 7, 2010
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Hyun-Soo Chung, In-Young Lee, Son-Kwan Hwang, Dong-Ho Lee, Seong-Deok Hwang
  • Publication number: 20100176415
    Abstract: A light emitting device having a high degree of light extraction efficiency includes a substrate, and a light emitting structure disposed on one surface of the substrate, the substrate having an internal reformed region where the index of refraction differs from the remainder the substrate. The ratio of the depth of the reformed region (distance between the other surface of the substrate and the reformed region) to the thickness of the substrate is in a range of between 1/8 and 9/11.
    Type: Application
    Filed: January 13, 2010
    Publication date: July 15, 2010
    Applicant: SAMSUNG ELECTRONICS CO., LTD.
    Inventors: Seung-Jae Lee, Seong-Deok Hwang, Yu-Sik Kim, Sun-Pil Youn
  • Publication number: 20100120183
    Abstract: Provided are a method of fabricating a light-emitting apparatus with improved light extraction efficiency and a light-emitting apparatus fabricated using the method. The method includes: preparing a monocrystalline substrate; forming an intermediate structure on the substrate, the intermediate structure comprising a light-emitting structure which comprises a first conductive pattern of a first conductivity type, a light-emitting pattern, and a second conductive pattern of a second conductivity type stacked sequentially, a first electrode which is electrically connected to the first conductive pattern, and a second electrode which is electrically connected to the second conductive pattern; forming a polycrystalline region, which extends in a horizontal direction, by irradiating a laser beam to the substrate in the horizontal direction such that the laser beam is focused on a beam-focusing point within the substrate; and cutting the substrate in the horizontal direction along the polycrystalline region.
    Type: Application
    Filed: November 10, 2009
    Publication date: May 13, 2010
    Applicant: Samsung Electronics Co., Ltd.
    Inventors: Yu-Sik Kim, Seong-Deok Hwang, Seung-Jae Lee, Sun-Pil Youn
  • Publication number: 20100078670
    Abstract: Provided is a light emitting element, a light emitting device including the same, and fabrication methods of the light emitting element and light emitting device. The light emitting device comprises a substrate, a light emitting structure including a first conductive layer of a first conductivity type, a light emitting layer, and a second conductive layer of a second conductivity type which are sequentially stacked, a first electrode which is electrically connected with the first conductive layer; and a second electrode which is electrically connected with the second conductive layer and separated apart from the first electrode, wherein at least a part of the second electrode is connected from a top of the light emitting structure, through a sidewall of the light emitting structure, and to a sidewall of the substrate.
    Type: Application
    Filed: September 30, 2009
    Publication date: April 1, 2010
    Applicant: Samsung Electronics Co., Ltd.
    Inventors: Yu-Sik Kim, Seong-Deok Hwang, Seung-Jae Lee, Sun-Pil Youn
  • Publication number: 20100032807
    Abstract: A wafer level semiconductor module may include a module board and an IC chip set mounted on the module board. The IC chip set may include a plurality of IC chips having scribe lines areas between the adjacent IC chips. Each IC chip may have a semiconductor substrate having an active surface with a plurality of chip pads and a back surface. A passivation layer may be provided on the active surface of the semiconductor substrate of each IC chip and may having openings through which the chip pads may be exposed. Sealing portions may be formed in scribe line areas.
    Type: Application
    Filed: October 8, 2009
    Publication date: February 11, 2010
    Inventors: Hyun-Soo Chung, Seung-Duk Baek, Dong-Ho Lee, Dong-Hyeon Jang, Seong-Deok Hwang
  • Publication number: 20090315177
    Abstract: A semiconductor package with improved joint reliability and a method of fabricating the semiconductor package are disclosed. A conductive connector may be formed on a surface of a semiconductor wafer on which semiconductor devices may be arranged. A first insulating layer including a first opening through which a portion of the connection pad is exposed may be formed on the connection pad and the semiconductor wafer. A rewiring line electrically connected to an exposed portion of the connection pad may be formed on the first insulating layer. A second insulating layer including a second opening through which a portion of the rewiring line is exposed may be formed on the rewiring line and the first insulating layer. A connection terminal including one or more entangled wires may be formed on an exposed portion of the rewiring line so as to be electrically connected to the rewiring line.
    Type: Application
    Filed: April 29, 2009
    Publication date: December 24, 2009
    Inventors: Hyun-soo Chung, Jae-shin Cho, Seong-deok Hwang, Jum-gon Kim, Ki-hyuk Kim
  • Patent number: 7626260
    Abstract: Provided is a semiconductor device having a cooling path on its bottom surface. The stack-type semiconductor device having a cooling path comprises a stack-type semiconductor chip comprising a first semiconductor chip and a second semiconductor chip. The first semiconductor chip comprises a first surface in which a circuit unit is formed and a second surface in which a first cooling path is formed, and the second semiconductor chip comprises a first surface in which a circuit unit is formed and a second surface in which a second cooling path is formed. The second surface of the first semiconductor chip and the second surface of the second semiconductor chip are bonded to each other, and a third cooling path is formed in the middle of the stack-type semiconductor chip using the first and second cooling paths. Warpage of the stack-type semiconductor device is suppressed and heat is easily dissipated.
    Type: Grant
    Filed: May 21, 2007
    Date of Patent: December 1, 2009
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Hyun-Soo Chung, Cha-Jea Jo, Dong-Ho Lee, Seong-Deok Hwang
  • Publication number: 20090267211
    Abstract: Wafer level packages and methods of fabricating the same are provided. In one embodiment, one of the methods comprises forming semiconductor chips having a connection pad on a wafer, patterning a bottom surface of the wafer to form a trench under the connection pad, patterning a bottom surface of the trench to form a via hole exposing the bottom surface of the connection pad, and forming a connecting device connected to the connection pad through the via hole. The invention provides a wafer level package having reduced thickness, lower fabrication costs, and increased reliability compared to conventional packages.
    Type: Application
    Filed: July 7, 2009
    Publication date: October 29, 2009
    Applicant: SAMSUNG ELECTRONICS CO., LTD.
    Inventors: Hyun-Soo CHUNG, In-Young LEE, Son-Kwan HWANG, Dong-Ho LEE, Seong-Deok HWANG
  • Publication number: 20090206464
    Abstract: Provided are methods of fabricating semiconductor chips, semiconductor chips formed by the methods, and chip-stack packages having the semiconductor chips. One embodiment specifies a method that includes patterning a scribe line region of a semiconductor substrate to form a semiconductor strut spaced apart from edges of a chip region of the semiconductor substrate.
    Type: Application
    Filed: April 29, 2009
    Publication date: August 20, 2009
    Applicant: SAMSUNG ELECTRONICS CO., LTD.
    Inventors: Hyun-Soo CHUNG, Seung-Kwan RYU, Ju-Il CHOI, Dong-Ho LEE, Seong-Deok HWANG
  • Publication number: 20090184411
    Abstract: Provided are semiconductor packages and methods of manufacturing the semiconductor package. The semiconductor packages may include a substrate including a chip pad, a redistributed line which is electrically connected to the chip pad and includes an opening. The semiconductor packages may also include an external terminal connection portion, and an external terminal connection pad which is disposed at an opening and electrically connected to the redistributed line. The present general inventive concept can solve the problem where an ingredient of gold included in a redistributed line may be prevented from being diffused into an adjacent bump pad to form a void or an undesired intermetallic compound. In a chip on chip structure, a plurality of bumps of a lower chip are connected to an upper chip to improve reliability, diversity and functionality of the chip on chip structure.
    Type: Application
    Filed: January 14, 2009
    Publication date: July 23, 2009
    Applicant: Samsung Electronics Co., Ltd
    Inventors: Hyun-Soo CHUNG, Jae-Shin Cho, Dong-Ho Lee, Dong-Hyeon Jang, Seong-Deok Hwang, Seung-Duk Baek