Patents by Inventor Seung-Duk Baek

Seung-Duk Baek 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: 8004081
    Abstract: A semiconductor chip package includes a signal interconnection penetrating a semiconductor chip and transmitting a signal to the semiconductor chip and a power interconnection and a ground interconnection penetrating the semiconductor and supplying power and ground to the semiconductor chip. The power interconnection and the ground interconnection are arranged to neighbor each other adjacent to the signal interconnection.
    Type: Grant
    Filed: May 13, 2009
    Date of Patent: August 23, 2011
    Assignee: SAMSUNG Electronics Co., Ltd.
    Inventors: Jong-joo Lee, Seung-duk Baek
  • Patent number: 8004848
    Abstract: Provided are a high reliability stack module fabricated at low cost by using simplified processes, a card using the stack module, and a system using the stack module. In the stack module, unit substrates are stacked with respect to each other and each unit substrate includes a selection terminal. First selection lines are electrically connected to selection terminals of first unit substrates disposed in odd-number layers, pass through some of the unit substrates, and extend to a lowermost substrate of the unit substrates. Second selection lines are electrically connected to selection terminals of second unit substrates disposed in even-number layers, pass through some of the unit substrates, and extend to the lowermost substrate of the unit substrates. The selection terminal is disposed between the first selection lines and the second selection lines.
    Type: Grant
    Filed: May 23, 2008
    Date of Patent: August 23, 2011
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Seung-Duk Baek, Mitsuo Umemoto, Kang-Wook Lee
  • Patent number: 7977156
    Abstract: A method for manufacturing chip stack packages may include: providing at least two wafers, each wafer having a plurality of chips, and scribe lanes formed between and separating adjacent chips; forming a plurality of via holes in peripheral portions of the scribe lanes; forming connection vias by filling the via holes; establishing electrical connections between the chip pads and corresponding connection vias; removing material from the back sides of the wafers to form thinned wafers; separating the thinned wafers into individual chips by removing a central portion of each scribe lane; attaching a first plurality of individual chips to a test wafer; attaching a second plurality of individual chips to the first plurality of individual chips to form a plurality of chip stack structures; encapsulating the plurality of chip stack structures; and separating the plurality of chip stack structures to form individual chip stack packages.
    Type: Grant
    Filed: April 22, 2009
    Date of Patent: July 12, 2011
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Kang-Wook Lee, Gu-Sung Kim, Dong-Hyeon Jang, Seung-Duk Baek, Jae-Sik Chung
  • Publication number: 20110157952
    Abstract: Provided are a semiconductor memory device and a method of driving the device which can improve a noise characteristic of a voltage signal supplied to a memory cell of the device. The semiconductor memory device includes a first semiconductor chip and one or more second semiconductor chips stacked on the first chip. The first chip includes an input/output circuit for sending/receiving a voltage signal, a data signal, and a control signal to/from an outside system. The one or more second semiconductor chips each include a memory cell region for storing data. The second semiconductor chips receive at least one signal through one or more signal paths that are formed outside the input/output circuit of the first chip.
    Type: Application
    Filed: March 7, 2011
    Publication date: June 30, 2011
    Inventors: Sun-Won Kang, Seung-Duk Baek
  • Patent number: 7924592
    Abstract: Provided are a semiconductor memory device and a method of driving the device which can improve a noise characteristic of a voltage signal supplied to a memory cell of the device. The semiconductor memory device includes a first semiconductor chip and one or more second semiconductor chips stacked on the first chip. The first chip includes an input/output circuit for sending/receiving a voltage signal, a data signal, and a control signal to/from an outside system. The one or more second semiconductor chips each include a memory cell region for storing data. The second semiconductor chips receive at least one signal through one or more signal paths that are formed outside the input/output circuit of the first chip.
    Type: Grant
    Filed: January 6, 2010
    Date of Patent: April 12, 2011
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Sun-Won Kang, Seung-Duk Baek
  • Publication number: 20110076803
    Abstract: A wafer-level stack package includes semiconductor chips, first connection members, a second connection member, a substrate and an external connection terminal. The semiconductor chips have a power/ground pad and a signal pad. The first connection members are electrically connected to the power/ground pad and the signal pad of each of the semiconductor chips. The second connection member is electrically connected to at least one of the power/ground pads of each of the semiconductor chips, the power/ground pads being connected to the first connection members. The substrate supports the stacked semiconductor chips, the substrate including wirings that are electrically connected to the first connection members and the second connection member. The external connection terminal is provided on a surface of the substrate opposite to a surface where the semiconductor chips are stacked, wherein the external connection terminals are electrically connected to the wirings, respectively.
    Type: Application
    Filed: December 8, 2010
    Publication date: March 31, 2011
    Applicant: SAMSUNG ELECTRONICS CO., LTD
    Inventors: SUN-WON KANG, SEUNG-DUK BAEK
  • Patent number: 7893526
    Abstract: A semiconductor package apparatus comprises: at least one semiconductor chip; and a circuit board on which the semiconductor chip is installed, wherein at least one conductive plane for improving power and/or ground characteristics is positioned on a side of the semiconductor chip. In this manner, fabrication cost for the semiconductor package apparatus can be mitigated, and power and/or ground characteristics can be improved so as to readily control impedance of signal lines. As a result, reliability of the operation of the semiconductor package apparatus can be improved, and noise and malfunction can be prevented.
    Type: Grant
    Filed: July 30, 2008
    Date of Patent: February 22, 2011
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Sung-ho Mun, Sun-won Kang, Seung-duk Baek
  • Patent number: 7884458
    Abstract: A decoupling capacitor, a wafer stack package including the decoupling capacitor, and a method of fabricating the wafer stack package are provided. The decoupling capacitor may include a first electrode formed on an upper surface of a first wafer, a second electrode formed on a lower surface of a second wafer, and an adhesive material having a high dielectric constant and combining the first wafer with the second wafer. In the decoupling capacitor the first and second electrodes operate as two electrodes of the decoupling capacitor, and the adhesive material operates as a dielectric of the decoupling capacitor.
    Type: Grant
    Filed: November 6, 2007
    Date of Patent: February 8, 2011
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Sun-Won Kang, Seung-Duk Baek
  • 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: 7767576
    Abstract: A method of forming a wire structure connecting to a bonding pad of a semiconductor chip includes depositing a passivation layer on an active surface of the semiconductor chip, depositing a seed metal layer on the bonding pad and the passivation layer, depositing a metal layer on the seed metal layer, etching selected portions of the seed metal layer, leaving unetched a first area, overlapping the bonding pad and a second area overlapping a connection pad, wherein the wire structure is formed by the metal layer being electrically connected to the bonding pad and the connection pad, but floating from the passivation layer, and depositing an insulting layer on the wire structure.
    Type: Grant
    Filed: November 6, 2006
    Date of Patent: August 3, 2010
    Assignee: Samsung Electronics Co., Ltd
    Inventors: Hyun-soo Chung, Seung-duk Baek, Ju-il Choi, Dong-ho Lee
  • Patent number: 7759716
    Abstract: A semiconductor device in which a plurality of chips can be reliably stacked without reducing integration thereof. The semiconductor device includes a substrate on which a circuit is provided. Pads are disposed on the substrate for testing the circuit. At least one terminal is provided on the substrate. First conductors are used to electrically couple the pads and the circuit. Second conductors are used to electrically couple the at least one terminal and the circuit. A switching element is disposed in the middle of the first conductors to control the electrical connection between the pads and the circuit. A plurality of semiconductor devices may be stacked on top of one another to form a stacked module, wherein chip selection lines are formed, which extend to the bottom of each of the semiconductor devices to electrically couple chip selection terminals from among the at least one terminal of the semiconductor devices.
    Type: Grant
    Filed: May 6, 2008
    Date of Patent: July 20, 2010
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Seung-Duk Baek, Sun-Won Kang
  • Publication number: 20100102434
    Abstract: Provided are a semiconductor memory device and a method of driving the device which can improve a noise characteristic of a voltage signal supplied to a memory cell of the device. The semiconductor memory device includes a first semiconductor chip and one or more second semiconductor chips stacked on the first chip. The first chip includes an input/output circuit for sending/receiving a voltage signal, a data signal, and a control signal to/from an outside system. The one or more second semiconductor chips each include a memory cell region for storing data. The second semiconductor chips receive at least one signal through one or more signal paths that are formed outside the input/output circuit of the first chip.
    Type: Application
    Filed: January 6, 2010
    Publication date: April 29, 2010
    Inventors: Sun-Won Kang, Seung-Duk Baek
  • Publication number: 20100090326
    Abstract: A stack package may include a substrate having first and second faces opposite each other and an opening formed therein. The first semiconductor chip may be mounted on the first face of the substrate and include a through electrode in the middle region of the first semiconductor chip that is exposed through the opening. The second semiconductor chip may be stacked on the first semiconductor chip and electrically connected to the first semiconductor chip by the through electrode of the first semiconductor chip. The circuit pattern may be formed on the second face of the substrate and include a bonding pad arranged adjacent to the opening and electrically connected to the through electrode of the first semiconductor chip through the opening, an outer connection pad spaced apart from the bonding pad and a connection wiring extending from the opening to the outer connection pad via the bonding pad.
    Type: Application
    Filed: October 14, 2009
    Publication date: April 15, 2010
    Inventors: Seung-Duk Baek, Sun-Won Kang, Jong-Joo Lee
  • Patent number: 7663903
    Abstract: Provided are a semiconductor memory device and a method of driving the device which can improve a noise characteristic of a voltage signal supplied to a memory cell of the device. The semiconductor memory device includes a first semiconductor chip and one or more second semiconductor chips stacked on the first chip. The first chip includes an input/output circuit for sending/receiving a voltage signal, a data signal, and a control signal to/from an outside system. The one or more second semiconductor chips each include a memory cell region for storing data. The second semiconductor chips receive at least one signal through one or more signal paths that are formed outside the input/output circuit of the first chip.
    Type: Grant
    Filed: September 28, 2007
    Date of Patent: February 16, 2010
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Sun-Won Kang, Seung-Duk Baek
  • 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
  • Patent number: 7652383
    Abstract: A semiconductor package module having no solder balls and a method of manufacturing the semiconductor package module are provided. The semiconductor package module includes a module board on which a plurality of semiconductor devices are able to be mounted, a semiconductor package bonded on the module board using an adhesive, being wire-bondable to the module board, and having already undergone an electrical final test, second wires electrically connecting second bond pads of the semiconductor package to bond pads of the module board; and a third sealing resin enclosing the second wires and the semiconductor package. Because the semiconductor package module does not use solder balls, degradation of solder joint reliability (SJR) can be prevented. Further, the use of a semiconductor package that has already undergone an electrical test can reduce degradation of the yield of a completed semiconductor package module.
    Type: Grant
    Filed: December 16, 2005
    Date of Patent: January 26, 2010
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Seung-Duk Baek, Sun-Won Kang, Dong-Ho Lee, Jong-Joo Lee, Sang-Wook Park
  • Publication number: 20090283894
    Abstract: A semiconductor chip package includes a signal interconnection penetrating a semiconductor chip and transmitting a signal to the semiconductor chip and a power interconnection and a ground interconnection penetrating the semiconductor and supplying power and ground to the semiconductor chip. The power interconnection and the ground interconnection are arranged to neighbor each other adjacent to the signal interconnection.
    Type: Application
    Filed: May 13, 2009
    Publication date: November 19, 2009
    Applicant: Samsung Electronics Co., Ltd.
    Inventors: Jong-joo LEE, Seung-duk Baek
  • Patent number: 7595559
    Abstract: Packaged integrated circuit devices include a package substrate and a multi-chip stack of integrated circuit devices on the package substrate. The multi-chip stack includes at least one chip-select rerouting conductor. This rerouting conductor extends from the package substrate to a chip pad on an upper one of the chips in the multi-chip stack. The chip-select rerouting conductor extends through a first via hole in a lower one of the chips in the multi-chip stack.
    Type: Grant
    Filed: January 26, 2006
    Date of Patent: September 29, 2009
    Assignee: Samsung Electronics Co., Ltd.
    Inventor: Seung Duk Baek
  • Patent number: 7586182
    Abstract: Aspects of the subject matter described herein relate to a packaged semiconductor die which becomes a component of a finished multi-chip package. The packaged semiconductor die comprises a die substrate, a semiconductor package, and a sealant. The die substrate includes an insulating substrate and a circuit pattern formed on the insulating substrate. The semiconductor package has a semiconductor chip electrically coupled to the circuit pattern that is a known good package and is coupled to the die substrate. The sealant seals the semiconductor package. The packaged semiconductor die utilizes a known good package which has passed a series of package tests.
    Type: Grant
    Filed: November 28, 2005
    Date of Patent: September 8, 2009
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Seung-Duk Baek, Sun-Won Kang, Sang-Wook Park, Dong-Ho Lee, Jong-Joo Lee
  • Publication number: 20090209063
    Abstract: A method for manufacturing chip stack packages may include: providing at least two wafers, each wafer having a plurality of chips, and scribe lanes formed between and separating adjacent chips; forming a plurality of via holes in peripheral portions of the scribe lanes; forming connection vias by filling the via holes; establishing electrical connections between the chip pads and corresponding connection vias; removing material from the back sides of the wafers to form thinned wafers; separating the thinned wafers into individual chips by removing a central portion of each scribe lane; attaching a first plurality of individual chips to a test wafer; attaching a second plurality of individual chips to the first plurality of individual chips to form a plurality of chip stack structures; encapsulating the plurality of chip stack structures; and separating the plurality of chip stack structures to form individual chip stack packages.
    Type: Application
    Filed: April 22, 2009
    Publication date: August 20, 2009
    Inventors: Kang-Wook Lee, Gu-Sung Kim, Dong-Hyeon Jang, Seung-Duk Baek, Jae-sik Chung