Patents Examined by Leonardo Andújar
  • Patent number: 7868329
    Abstract: A semiconductor device, comprising a substrate, a semiconductive layer and a gate electrode is provided. The semiconductive layer having a crystallization promoting material is formed over the substrate. The semiconductive layer has a channel region, a first doped region and a second doped region. The first doped region has a donor and an acceptor, and the second doped region has a dopant which is selected from one of the donor and the acceptor. The second doped region is disposed between the first doped region and the channel region. The gate electrode is insulated from the channel region.
    Type: Grant
    Filed: February 21, 2008
    Date of Patent: January 11, 2011
    Assignees: Chi Mei El Corp., Chimei Innolux Corporation
    Inventors: Seok-Woon Lee, Sung-Soo Park, Biing-Seng Wu
  • Patent number: 7868471
    Abstract: An integrated circuit package-in-package system includes: forming an integrated circuit package system including: connecting a first integrated circuit die and a lead, and forming an inner encapsulation covering the first integrated circuit die and a portion of the lead; mounting a second integrated circuit die to the integrated circuit package system; connecting the second integrated circuit die and the lead; and forming a package encapsulation covering the integrated circuit package system and the second integrated circuit die with the lead exposed.
    Type: Grant
    Filed: September 13, 2007
    Date of Patent: January 11, 2011
    Assignee: Stats Chippac Ltd.
    Inventors: Zigmund Ramirez Camacho, Arnel Trasporto, Jeffrey D. Punzalan, Abelardo Hadap Advincula, Jr.
  • Patent number: 7868359
    Abstract: In a semiconductor device including multiple unit cells arranged in an array, transistors are affected by a stress from an STI at different degrees depending on the position in the array. As a result, a variation occurs in transistor characteristic. In a semiconductor device according to the present invention, each of predetermined transistors in outermost unit blocks in the array has a transistor size according to the stress from the STI.
    Type: Grant
    Filed: February 15, 2008
    Date of Patent: January 11, 2011
    Assignee: Renesas Electronics Corporation
    Inventor: Toshifumi Takahashi
  • Patent number: 7859081
    Abstract: A capacitor includes a substrate (110, 210), a first electrically insulating layer (120, 220) over the substrate, and a fin (130, 231) including a semiconducting material (135) over the first electrically insulating layer. A first electrically conducting layer (140, 810) is located over the first electrically insulating layer and adjacent to the fin. A second electrically insulating layer (150, 910) is located adjacent to the first electrically conducting layer, and a second electrically conducting layer (160, 1010) is located adjacent to the second electrically insulating layer. The first and second electrically conducting layers together with the second electrically insulating layer form a metal-insulator-metal stack that greatly increases the capacitance area of the capacitor. In one embodiment the capacitor is formed using what may be referred to as a removable metal gate (RMG) approach.
    Type: Grant
    Filed: March 29, 2007
    Date of Patent: December 28, 2010
    Assignee: Intel Corporation
    Inventors: Brian S. Doyle, Robert S. Chau, Suman Datta, Vivek De, Ali Keshavarzi, Dinesh Somasekhar
  • Patent number: 7859115
    Abstract: A semiconductor package includes a semiconductor chip having a first region and a second region. Bonding pads are formed and through-holes are defined in the first and second regions. Insulation layers are formed on sidewalls of the through-holes, and through-electrodes formed in the through-holes and connected with corresponding bonding pads. The insulation layers formed in the first and second regions have different thicknesses or dielectric constants.
    Type: Grant
    Filed: December 31, 2008
    Date of Patent: December 28, 2010
    Assignee: Hynix Semiconductor Inc.
    Inventors: Jong Hoon Kim, Min Suk Suh, Seung Taek Yang
  • Patent number: 7859604
    Abstract: A pad area and a method of fabricating the same, wherein the pad area is formed on a substrate to contact a chip on glass (COG) or a chip on flexible printed circuit (COF) with the substrate. Changing a lower structure of the pad area increases contact points between conductive balls and an interconnection layer or reduces a step difference between an interconnection layer and a passivation layer to enhance and ensure electrical connection.
    Type: Grant
    Filed: October 2, 2006
    Date of Patent: December 28, 2010
    Assignee: Samsung Mobile Display Co., Ltd.
    Inventors: Chang-Yong Jeong, Tae-Wook Kang, Won-Kyu Kwak
  • Patent number: 7859086
    Abstract: A nitride semiconductor single crystal substrate, a manufacturing method thereof and a method for manufacturing a vertical nitride semiconductor device using the same. According to an aspect of the invention, in the nitride semiconductor single crystal substrate, upper and lower regions are divided along a thickness direction, the nitride single crystal substrate having a thickness of at least 100 ?m. Here, the upper region has a doping concentration that is five times or greater than that of the lower region. Preferably, a top surface of the substrate in the upper region has Ga polarity. Also, according to a specific embodiment of the invention, the lower region is intentionally un-doped and the upper region is n-doped. Preferably, each of the upper and lower regions has a doping concentration substantially identical in a thickness direction.
    Type: Grant
    Filed: March 16, 2007
    Date of Patent: December 28, 2010
    Assignee: Samsung LED Co., Ltd.
    Inventors: Cheol Kyu Kim, Yung Ho Ryu, Soo Min Lee, Jong In Yang, Tae Hyung Kim
  • Patent number: 7855461
    Abstract: A chip structure comprising a semiconductor substrate, a plurality of dielectric layers, a plurality of circuit layers, a passivation layer, a metal layer and at least a bump. The semiconductor substrate has a plurality of electronic devices positioned on a surface layer of the semiconductor substrate. The dielectric layers are sequentially stacked on the semiconductor substrate and have a plurality of via holes. The circuit layers are disposed on one of the dielectric layers, wherein the circuit layers are electrically connected with each other through the via holes and are electrically connected to the electronic devices. The passivation layer is disposed over the circuit layers and the dielectric layers, wherein the passivation layer comprises an opening that exposes one of the metal layers. The metal layer is disposed over the passivation layer, wherein the metal layer comprises at least a bump pad and at least a testing pad, the bump pad electrically connecting with the testing pad.
    Type: Grant
    Filed: May 27, 2008
    Date of Patent: December 21, 2010
    Assignee: Megica Corporation
    Inventors: Nick Kuo, Chiu-Ming Chou, Chien-Kang Chou, Chu-Fu Lin
  • Patent number: 7851912
    Abstract: A semiconductor device including: a semiconductor chip; a plurality of electrodes formed on the semiconductor chip and arranged along one side of the semiconductor chip; a resin protrusion formed on the semiconductor chip and extending in a direction which intersects the side; and a plurality of electrical connection sections formed on the resin protrusion and electrically connected to the respective electrodes.
    Type: Grant
    Filed: March 8, 2010
    Date of Patent: December 14, 2010
    Assignee: Seiko Epson Corporation
    Inventor: Nobuaki Hashimoto
  • Patent number: 7851794
    Abstract: Rotating contact elements and methods of fabrication are provided herein. In one embodiment, a rotating contact element includes a tip having a first side configured to contact a device to be tested and an opposing second side; and a plurality of deformed members extending from the second side of the tip and arranged about a central axis thereof, wherein the tip rotates substantially about the central axis upon compression of the plurality of deformed members.
    Type: Grant
    Filed: December 28, 2006
    Date of Patent: December 14, 2010
    Assignee: FormFactor, Inc.
    Inventor: Eric D. Hobbs
  • Patent number: 7851269
    Abstract: Embodiments of the present invention relate to a method of stiffening a semiconductor coreless package substrate to improve rigidity and resistance against warpage. An embodiment of the method comprises disposing a sacrificial mask on a plurality of contact pads on a second level interconnect (package-to-board interconnect) side of a coreless package substrate, forming a molded stiffener around the sacrificial mask without increasing the effective thickness of the substrate, and removing the sacrificial mask to form a plurality of cavities in the molded stiffener corresponding to the contact pads. Embodiments also include plating the surface of the contact pads and the sidewalls of the cavities in the molded cavities with an electrically conductive material.
    Type: Grant
    Filed: February 19, 2009
    Date of Patent: December 14, 2010
    Assignee: Intel Corporation
    Inventors: Sriram Muthukumar, Nicholas R. Watts, John S. Guzek
  • Patent number: 7851858
    Abstract: Provided is a semiconductor device formed to an SOI substrate including a MOS transistor in which a parasitic MOS transistor is suppressed. The semiconductor device formed on the SOI substrate by employing a LOCOS process is structured such that a part of a polysilicon layer to becomes a gate electrode includes: a first conductivity type polysilicon region corresponding to a region of the silicon active layer which has a constant thickness and is to become a channel; and second conductivity type polysilicon regions corresponding to LOCOS isolation edges in each of which a thickness of the silicon active layer decreases.
    Type: Grant
    Filed: February 7, 2007
    Date of Patent: December 14, 2010
    Assignee: Seiko Instruments Inc.
    Inventors: Hideo Yoshino, Hisashi Hasegawa
  • Patent number: 7847404
    Abstract: A packaged integrated circuit device and a circuit board assembly are disclosed that include a semiconductor die and a package substrate that includes a first grid array of contact pads that are electrically coupled to corresponding contact pads on the semiconductor die. The first grid array of contact pads includes a first set of adjacent rows or columns of contact pads that are coupled to a first channel that extends within a ground plane of the package substrate. The first grid array of contact pads includes a second set of adjacent rows or columns of contact pads that are electrically coupled to a second channel that extends within a power plane of the package substrate. The contact pads in the first set of adjacent rows or columns of contact pads directly overlie a portion of the first channel and the contact pads in the second set of adjacent rows or columns of contact pads directly overlie a portion of the second channel.
    Type: Grant
    Filed: March 20, 2008
    Date of Patent: December 7, 2010
    Assignee: Integrated Device Technology, Inc.
    Inventors: Bruce Schwegler, Kee W. Park, Jeff Vesey
  • Patent number: 7847279
    Abstract: A nitride semiconductor light emitting diode according to the present invention, includes: a substrate; a buffer layer formed on the substrate; an In-doped GaN layer formed on the buffer layer; a first electrode layer formed on the In-doped GaN layer; an InxGa1-xN layer formed on the first electrode layer; an active layer formed on the InxGa1-xN layer; a first P—GaN layer formed on the active layer; a second electrode layer formed on the first P—GaN layer; a second P—GaN layer partially protruded on the second electrode layer; and a third electrode formed on the second P—GaN layer.
    Type: Grant
    Filed: July 6, 2005
    Date of Patent: December 7, 2010
    Assignee: LG Innotek Co., Ltd.
    Inventor: Suk Hun Lee
  • Patent number: 7847417
    Abstract: A solder resist and a central pad to which a central Au bump provided on a semiconductor chip is flip-chip bonded are formed on a substrate main body. In a flip-chip mounting substrate where an underfill resin is provided after the semiconductor chip is mounted, a central opening portion for exposing the central pad is formed in the solder resist, and also, an edge portion forming the central opening portion of the solder resist is partially overlapped with the outer peripheral portion of the central pad.
    Type: Grant
    Filed: December 20, 2006
    Date of Patent: December 7, 2010
    Assignee: Shinko Electric Industries Co., Ltd.
    Inventors: Yasushi Araki, Seiji Sato, Masatoshi Nakamura, Takashi Ozawa
  • Patent number: 7843029
    Abstract: A semiconductor range-finding element and a solid-state imaging device, which can provide a smaller dark current and a removal of reset noise. With n-type buried charge-generation region, buried charge-transfer regions, buried charge read-out regions buried in a surface of p-type semiconductor layer, an insulating film covering these regions, transfer gate electrodes arranged on the insulating film for transferring the signal charges to the buried charge-transfer regions, read-out gate electrodes arranged on the insulating film for transferring the signal charges to the buried charge read-out regions, after receiving a light pulse by the buried charge-generation region, in the semiconductor layer just under the buried charge-generation region, an optical signal is converted into signal charges, and a distance from a target sample is determined by a distribution ratio of the signal charges accumulated in the buried charge-transfer regions.
    Type: Grant
    Filed: March 30, 2007
    Date of Patent: November 30, 2010
    Assignees: National University Corporation Shizuoka University, Sharp Kabushiki Kaisha
    Inventors: Shoji Kawahito, Takashi Watanabe
  • Patent number: 7838918
    Abstract: A photoelectric conversion apparatus includes: a first interlayer insulation film disposed on a semiconductor substrate; a first plug disposed in a first hole in the first interlayer insulation film, and serving to electrically connect between a plurality of active regions disposed in the semiconductor substrate, between gate electrodes of a plurality of MOS transistors, or between the active region and the gate electrode of the MOS transistor, not through the wiring of the wiring layer; and a second plug disposed in a second hole in the first interlayer insulation film, the second plug being electrically connected to the active region, wherein a wiring arranged over the second plug and closest to the second plug is electrically connected to the second plug, and the wiring electrically connected to the second plug forms a portion of dual damascene structure. By such a structure, incidence efficiency of light onto a photoelectric conversion element can be improved.
    Type: Grant
    Filed: February 6, 2008
    Date of Patent: November 23, 2010
    Assignee: Canon Kabushiki Kaisha
    Inventors: Hiroaki Naruse, Takashi Okagawa, Ryuichi Mishima, Nobuhiko Sato, Hiroshi Yuzurihara
  • Patent number: 7838972
    Abstract: A lead frame includes a lead frame main body having a plurality of die pad portions each having a chip mounting surface on which a semiconductor chip is mounted, a plurality of lead portions provided to surround the plurality of die pad portions respectively, and a frame portion for supporting the plurality of die pad portions and the plurality of lead portions, an adhesive film pasted on a lower surface of the lead frame main body by pressing, and a first metal film provided on surfaces of the plurality of lead portions and connected electrically to the semiconductor chip respectively, wherein second metal films whose thickness is substantially equal to a thickness of the first metal film are provided to the chip mounting surface of the plurality of die pad portions respectively.
    Type: Grant
    Filed: December 26, 2007
    Date of Patent: November 23, 2010
    Assignee: Shinko Electric Industries Co., Ltd.
    Inventor: Akinobu Hojo
  • Patent number: 7838994
    Abstract: A wiring substrate 20, comprising a glass substrate, which is provided with through holes 20c, each having a tapered part 20d that becomes large in opening area at the side of an input surface 20a, and conductive members 21, formed on the inner walls of through holes 20c, is used. A semiconductor device 5 is arranged by connecting bump electrodes 17, provided on an output surface 15b of a PD array 15 in correspondence with conductive members 21, to input portions 21a of conductive members 21 formed on input surface 20a of wiring substrate 20. A radiation detector is arranged by connecting a scintillator 10 via an optical adhesive agent 11 to a light-incident surface 15a of PD array 15 and connecting a signal processing element 30 via bump electrodes 31 to output surface 20b of wiring substrate 20.
    Type: Grant
    Filed: February 24, 2004
    Date of Patent: November 23, 2010
    Assignee: Hamamatsu Photonics K.K.
    Inventors: Katsumi Shibayama, Yutaka Kusuyama, Masahiro Hayashi
  • Patent number: 7834466
    Abstract: A structure includes a semiconductor die that has an arrangement of die pads on a surface of the semiconductor die. A first row of die pads consists of a first group of four die pads and run in a first direction. A second row of die pads are adjacent to the first row and consist of a second group of four die pads running in the first direction. The second row begins at a first offset in the first direction from where the first row begins. A third row of die pads are adjacent to the second row and comprise a third group of four die pads that run in the first direction. The third row begins at a second offset in the first direction from where the second row begins. This allows for relatively easy access to all of the die pads.
    Type: Grant
    Filed: December 17, 2007
    Date of Patent: November 16, 2010
    Assignee: Freescale Semiconductor, Inc.
    Inventors: Robert J. Wenzel, Trung Q Duong, Ilan Lidsky