Patents Examined by Nicholas Tobergte
  • Patent number: 9171902
    Abstract: Methods of pitch doubling of asymmetric features and semiconductor structures including the same are disclosed. In one embodiment, a single photolithography mask may be used to pitch double three features, for example, of a DRAM array. In one embodiment, two wordlines and a grounded gate over field may be pitch doubled. Semiconductor structures including such features are also disclosed.
    Type: Grant
    Filed: November 14, 2014
    Date of Patent: October 27, 2015
    Assignee: Micron Technology, Inc.
    Inventors: Kunal R. Parekh, John K. Zahurak
  • Patent number: 9171882
    Abstract: According to one embodiment, a semiconductor light emitting device includes a plurality of chips, a first insulating layer provided between the chips, one p-side external terminal, and one n-side external terminal. Each of the chips includes a semiconductor layer, a p-side electrode, and an n-side electrode. Each of the chips is separated from each other. The one p-side external terminal is provided corresponding to one chip on the second face side. The p-side external terminal is electrically connected to the p-side electrode. The one n-side external terminal is provided corresponding to one chip on the second face side. The n-side external terminal is electrically connected to the n-side electrode.
    Type: Grant
    Filed: February 10, 2014
    Date of Patent: October 27, 2015
    Assignee: Kabushiki Kaisha Toshiba
    Inventors: Yosuke Akimoto, Yoshiaki Sugizaki, Akihiro Kojima, Kazuhito Higuchi, Hideo Nishiuchi, Susumu Obata
  • Patent number: 9171782
    Abstract: Some implementations provide a semiconductor device (e.g., die) that includes a substrate, several metal layers and dielectric layers coupled to the substrate, a pad coupled to one of the plurality of metal layers, a first metal redistribution layer coupled to the pad, and a second metal redistribution layer coupled to the first metal redistribution layer. The second metal redistribution layer includes a cobalt tungsten phosphorous material. In some implementations, the first metal redistribution layer is a copper layer. In some implementations, the semiconductor device further includes a first underbump metallization (UBM) layer and a second underbump metallization (UBM) layer.
    Type: Grant
    Filed: August 6, 2013
    Date of Patent: October 27, 2015
    Assignee: QUALCOMM Incorporated
    Inventors: Christine Sung-An Hau-Riege, You-Wen Yau, Kevin Patrick Caffey, Lizabeth Ann Keser, Gene Hyde McAllister, Reynante Tamunan Alvarado, Steve Joseph Bezuk, Damion Bryan Gastelum
  • Patent number: 9165611
    Abstract: Wiring structures of three-dimensional semiconductor devices and methods of forming the same are provided. The wiring structures may include an upper wordline and a lower wordline, each of which extends in a longitudinal direction. The upper wordline may include a recessed portion that extends for only a portion of the upper wordline in a transverse direction and the lower wordline may include a wiring area exposed by the recessed portion of the upper wordline. The wiring structures may also include an upper contact plug contacting the upper wordline and a lower contact plug contacting the wiring area. The upper and lower contact plugs may extend in a vertical direction.
    Type: Grant
    Filed: January 17, 2014
    Date of Patent: October 20, 2015
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Jang-Gn Yun, Hong-Soo Kim, Hoo-Sung Cho
  • Patent number: 9165779
    Abstract: Methods for manufacturing silicon carbide wafers having superior specifications for bow, warp, total thickness variation (TTV), local thickness variation (LTV), and site front side least squares focal plane range (SFQR). The resulting SiC wafer has a mirror-like surface that is fit for epitaxial deposition of SiC. The specifications for bow, warp, total thickness variation (TTV), local thickness variation (LTV), and site front side least squares focal plane range (SFQR) of the wafer are preserved following the addition of the epitaxy layer.
    Type: Grant
    Filed: March 11, 2015
    Date of Patent: October 20, 2015
    Assignee: DOW CORNING CORPORATION
    Inventors: Mark Loboda, Christopher Parfeniuk
  • Patent number: 9153481
    Abstract: A manganese-containing film forming method for forming a manganese-containing film on an underlying layer containing silicon and oxygen includes: degassing the underlying layer formed on a processing target by thermally treating the processing target, the underlying layer containing silicon and oxygen; and forming a manganese metal film on the degassed underlying layer by chemical deposition using a gas containing a manganese compound. Forming a manganese metal film includes: setting a film formation temperature to be higher than a degassing temperature; introducing a reducing reaction gas; and forming a manganese-containing film including an interfacial layer formed in an interface with the underlying layer and a manganese metal film formed on the interfacial layer, the interfacial layer being made up of a film of at least one of a manganese silicate and a manganese oxide.
    Type: Grant
    Filed: December 23, 2013
    Date of Patent: October 6, 2015
    Assignee: TOKYO ELECTRON LIMITED
    Inventor: Kenji Matsumoto
  • Patent number: 9142539
    Abstract: A standard cell has gate patterns extending in Y direction and arranged at an equal pitch in X direction. End portions of the gate patterns are located at the same position in Y direction, and have an equal width in X direction. A diode cell is located next to the standard cell in Y direction, and includes a plurality of opposite end portions formed of gate patterns that are opposed to the end portions, in addition to a diffusion layer which functions as a diode.
    Type: Grant
    Filed: December 17, 2014
    Date of Patent: September 22, 2015
    Assignee: SOCIONEXT INC.
    Inventors: Tomoaki Ikegami, Kazuyuki Nakanishi, Masaki Tamaru
  • Patent number: 9142608
    Abstract: A step of forming a stacked film serving as a lower electrode, a step of forming an insulating film serving as a capacitive film on the stacked film, and a step of patterning the insulating film and the stacked film are performed. In the step of forming the stacked film, a film containing titanium, a film containing titanium and nitrogen, a main conductive film containing aluminum, a film containing titanium, and a film containing titanium and nitrogen are sequentially formed from below. The ratio of the surface roughness of the upper surface of the stacked film to the thickness of the insulating film is 14% or less.
    Type: Grant
    Filed: February 27, 2014
    Date of Patent: September 22, 2015
    Assignee: Asahi Kasei Microdevices Corporation
    Inventors: Tsuyoshi Fujiwara, Kiyohiko Satoh, Daichi Matsumoto, Tsutomu Miyazaki
  • Patent number: 9136216
    Abstract: A semiconductor device has a resistor area and wiring area selectively disposed on a semiconductor substrate. In this semiconductor device, a second interlayer insulating film is formed above the semiconductor substrate, and a thin-film resistor is disposed on the second interlayer insulating film in the resistor area. Vias that contact the thin-film resistor from below are formed in the second interlayer insulating film. A wiring line is disposed on the second interlayer insulating film in the wiring area. A dummy wiring line that covers the thin-film resistor from above is disposed in a third wiring layer that is in the same layer as the wiring line, and an insulating film is interposed between the thin-film resistor and the dummy wiring line.
    Type: Grant
    Filed: February 14, 2014
    Date of Patent: September 15, 2015
    Assignee: ROHM CO., LTD.
    Inventors: Isamu Nishimura, Michihiko Mifuji, Kazumasa Nishio
  • Patent number: 9136219
    Abstract: A semiconductor device includes: a first semiconductor chip having a surface provided with first electrodes; and an expanded semiconductor chip including a second semiconductor chip and an expanded portion extending outward from at least one side surface of the second semiconductor chip. The expanded semiconductor chip has a surface provided with second electrodes. The surface of the first semiconductor chip provided with the first electrodes faces the surface of the expanded semiconductor chip provided with the second electrodes so that the first electrodes are connected to the second electrodes. Each one of the second electrodes that is connected to an associated one of the first electrodes is located only on the expanded portion.
    Type: Grant
    Filed: January 9, 2014
    Date of Patent: September 15, 2015
    Assignee: Panasonic Corporation
    Inventors: Teppei Iwase, Kiyomi Hagihara
  • Patent number: 9136132
    Abstract: A manganese metal film forming method includes: degassing an underlying layer formed on a processing target by thermally treating the processing target, the underlying layer containing silicon and oxygen; and forming a manganese metal film on the degassed underlying layer by chemical deposition using a gas containing a manganese compound. Forming a manganese metal film includes introducing a gas containing an oxidizing agent to form a partially-oxidized manganese metal film.
    Type: Grant
    Filed: December 26, 2013
    Date of Patent: September 15, 2015
    Assignee: TOKYO ELECTRON LIMITED
    Inventors: Kenji Matsumoto, Peng Chang
  • Patent number: 9129958
    Abstract: 3D integrated circuit packages with window interposers and methods to form such semiconductor packages are described. For example, a semiconductor package includes a substrate. A top semiconductor die is disposed above the substrate. An interposer having a window is disposed between and interconnected to the substrate and the top semiconductor die. A bottom semiconductor die is disposed in the window of the interposer and interconnected to the top semiconductor die. In another example, a semiconductor package includes a substrate. A top semiconductor die is disposed above the substrate. An interposer is disposed between and interconnected to the substrate and the top semiconductor die. A bottom semiconductor die is disposed in a same plane as the interposer and interconnected to the top semiconductor die.
    Type: Grant
    Filed: December 22, 2011
    Date of Patent: September 8, 2015
    Assignee: Intel Corporation
    Inventors: Debendra Mallik, Ram S. Viswanath, Sriram Srinivasan, Mark T. Bohr, Andrew W. Yeoh, Sairam Agraharam
  • Patent number: 9123727
    Abstract: An airgap interconnect structure with hood layer and methods for forming such an airgap interconnect structure are disclosed. A substrate having a dielectric layer with a plurality of interconnects formed therein is provided. Each interconnect is encapsulated by a barrier layer. A hardmask is formed on the dielectric layer and patterned to expose the dielectric layer between adjacent interconnects where an airgap is desired. The dielectric layer is etched to form a trench, wherein the etching process additionally etches at least a portion of the barrier layer to expose a portion of the side surface of each adjacent copper interconnect. A hood layer is electrolessly plated onto an exposed portion of the top surface and the exposed portion of the side surface to reseal the interconnect. A gap-sealing dielectric layer is formed over the device, sealing the trench to form an airgap.
    Type: Grant
    Filed: December 29, 2011
    Date of Patent: September 1, 2015
    Assignee: Intel Corporation
    Inventor: Kevin Fischer
  • Patent number: 9123734
    Abstract: The present invention relates to a semiconductor-encapsulating adhesive, a semiconductor-encapsulating film-form adhesive, a method for producing a semiconductor device, and a semiconductor device. The present invention provides a semiconductor-encapsulating adhesive comprising (a) an epoxy resin, and (b) a compound formed of an organic acid reactive with an epoxy resin and a curing accelerator.
    Type: Grant
    Filed: January 30, 2014
    Date of Patent: September 1, 2015
    Assignee: Hitachi Chemical Company, Ltd.
    Inventors: Kazutaka Honda, Tetsuya Enomoto, Yuuki Nakamura
  • Patent number: 9123664
    Abstract: A microelectronic package has a microelectronic element and conductive posts or masses projecting above a surface of the substrate. Conductive elements at a surface of the substrate opposite therefrom are electrically interconnected with the microelectronic element. An encapsulant overlies at least a portion of the microelectronic element and may be in contact with the conductive posts or masses. The encapsulant may have openings permitting electrical connections with the conductive posts or masses. The openings may partially expose conductive masses joined to posts, fully expose top surfaces of posts and partially expose edge surfaces of posts, or may partially expose top surfaces of posts.
    Type: Grant
    Filed: December 3, 2014
    Date of Patent: September 1, 2015
    Assignee: Tessera, Inc.
    Inventor: Belgacem Haba
  • Patent number: 9117834
    Abstract: An ESD protection device includes a first discharge electrode and a second discharge electrode arranged to oppose each other, a discharge supporting electrode formed so as to span between the first and second discharge electrodes, and an insulator substrate that retains the first and second discharge electrodes and the discharge supporting electrode. The discharge supporting electrode is constituted by a group of a plurality of metal particles each coated with a semiconductor film containing silicon carbide. This discharge supporting electrode is obtained by firing a semiconductor-metal complex powder in which a semiconductor powder composed of silicon carbide is fixed to surfaces of metal particles. Selection is made so that the relationship between a coating amount Q [wt %] of the semiconductor powder in the semiconductor-metal complex powder and a specific surface area S [m2/g] of the metal powder satisfies Q/S?8.
    Type: Grant
    Filed: March 13, 2014
    Date of Patent: August 25, 2015
    Assignee: MURATA MANUFACTURING CO., LTD.
    Inventors: Takahiro Sumi, Jun Adachi, Takayuki Tsukizawa
  • Patent number: 9117942
    Abstract: An electronic device including: a substrate; a bank formed above the substrate; a semiconductor layer formed within an aperture surrounded by the bank; and electrodes electrically connected to the semiconductor layer. An outline of the aperture in plan view includes a first straight edge, a second straight edge continuous with one end of the first edge via a first connector, and a straight third edge continuous with the other end of the first edge via a second connector. The area of a first connector region differs from the area of a second connector region, the first connector region being defined by a first imaginary straight line along the first edge, a second imaginary straight line along the second edge, and the first connector, and the second connector region being defined by a third imaginary straight line along the third edge, the first imaginary straight line, and the second connector.
    Type: Grant
    Filed: November 24, 2014
    Date of Patent: August 25, 2015
    Assignee: PANASONIC CORPORATION
    Inventors: Akihito Miyamoto, Yuko Okumoto
  • Patent number: 9118126
    Abstract: According to one disclosed embodiment, a power semiconductor package includes an insulated-gate bipolar transistor (IGBT) residing on a package substrate, where the IGBT includes a plurality of solderable front metal (SFM) coated emitter segments situated atop the IGBT and connected to an emitter of the IGBT. The power semiconductor package also includes a conductive clip coupling the plurality of SFM coated emitter segments to an emitter pad on the package substrate. Additionally, the power semiconductor package includes a gate pad on the package substrate coupled to a gate of the IGBT, a collector pad on the package substrate situated under the IGBT and coupled to a collector of the IGBT, and an emitter terminal, a collector terminal and a gate terminal of the package substrate that are routed to the emitter pad, collector pad, and gate pad, respectively.
    Type: Grant
    Filed: January 11, 2013
    Date of Patent: August 25, 2015
    Assignee: International Rectifier Corporation
    Inventor: Hsueh-Rong Chang
  • Patent number: 9117589
    Abstract: A capacitor structure is provided, which includes a conductive substrate, a first dielectric layer, and a first metal layer. The conductive substrate includes a first surface and at least one first concave located on the first surface. The first dielectric layer covers the first surface and the first concave. The first metal layer covers the first dielectric layer, wherein the first dielectric layer and the first metal layer respectively have concave structures corresponding to the first concave. A stack-type capacitor structure is also provided.
    Type: Grant
    Filed: January 16, 2014
    Date of Patent: August 25, 2015
    Assignee: Formosa Epitaxy Incorporation
    Inventors: Chih-Shu Huang, Shyi-Ming Pan, Wei-Kang Cheng
  • Patent number: 9111951
    Abstract: Provided is a semiconductor device configured to prevent a penetration of moisture into an internal circuit. The moisture from a bonding pad to the internal circuit is blocked by providing an underlying polysilicon film (10) formed as a lower layer of a bonding pad, a bonding pad (1) formed above the underlying polysilicon film (10) through intermediation of an inter-layer insulation film (21), and an outer circumferential interconnecting line (3) formed so as to surround an outer side of the bonding pad 1, and by connecting the outer circumferential interconnecting line (3) and the underlying polysilicon film (10) with a continuous outer circumferential contact.
    Type: Grant
    Filed: February 4, 2014
    Date of Patent: August 18, 2015
    Assignee: SEIKO INSTRUMENTS INC.
    Inventors: Keisuke Uemura, Jun Osanai