Patents Examined by Chris C. Chu
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Patent number: 7663248Abstract: A flip-chip component includes a chip with pads located on the chip and a chip frame, wherein the chip frame is arranged around the chip and is attached to the chip so that the active surface of the chip is substantially planar with a surface of the chip frame. A redistribution layer is attached to the chip and chip frame, and interconnections mechanically connect the redistribution layer and a board. Aspects of the invention improve the reliability of the flip-chip package by reducing shear stresses in the interconnections between the package and a board during changing temperatures. This is achieved by carefully selecting the material of the chip frame and designing the placement of the interconnections so that thermal expansion of the package matches that of the board during changing temperatures.Type: GrantFiled: October 14, 2005Date of Patent: February 16, 2010Assignee: Infineon Technologies AGInventors: Harry Hedler, Thorsten Meyer
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Patent number: 7557451Abstract: An electro-optical device includes a substrate that holds an electro-optical material; and a flexible substrate that is connected to the substrate. The flexible substrate has a first connecting portion that is arranged on one surface of the substrate; and a second connecting portion that is arranged on the other surface of the substrate.Type: GrantFiled: October 5, 2005Date of Patent: July 7, 2009Assignee: Seiko Epson CorporationInventor: Kazumoto Shinojima
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Patent number: 7554172Abstract: An electrode plate for an electricity storage and discharge device, which includes a plurality of I/O convergence terminals evenly distributed along a periphery of the electrode plate, and a plurality of conductive structures, each conductive structure for one of the I/O convergence terminals, wherein each conductive structure is of a radial pattern that centers on the one of the I/O convergence terminals, and radiates towards the interior of the electrode plate.Type: GrantFiled: April 7, 2005Date of Patent: June 30, 2009Inventor: Tai-Her Yang
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Patent number: 7550842Abstract: In an integrated circuit assembly, know good die (KGD) are assembled on a substrate. Interconnect elements electrically connect pads on a die attached to the substrate to traces or other electrical conductors on the substrate or to pads on another die attached to the substrate. The substrate may have one or more openings, exposing pads of the die. The assembly may comprise one or more dice.Type: GrantFiled: December 12, 2002Date of Patent: June 23, 2009Assignee: FormFactor, Inc.Inventors: Igor Y. Khandros, Benjamin N. Eldridge, Charles A. Miller, A. Nicholas Sporck, Gary W. Grube, Gaetan L. Mathieu
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Patent number: 7545044Abstract: A wiring substrate 20, comprising a glass substrate, formed by integrally bundling a plurality of glass fibers and provided with through holes 20c, and conductive members 21, disposed at through holes 20c, is used. Input portions 21a of conductive members 21, formed on an input surface 20a of this wiring substrate 20, are connected to bump electrodes 17, which are provided on an output surface 15b of a PD array 15 in one-to-one correspondence with respect to conductive members 21, thereby arranging a semiconductor device 5. 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. A semiconductor device, with which the semiconductor elements and the corresponding conductive paths of the wiring substrate are connected satisfactorily, and a radiation detector using this semiconductor device are thus provided.Type: GrantFiled: February 24, 2004Date of Patent: June 9, 2009Assignee: Hamamatsu Photonics K.K.Inventors: Katsumi Shibayama, Yutaka Kusuyama, Masahiro Hayashi
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Patent number: 7538426Abstract: A cooling system of a power semiconductor module of the invention includes a temperature detection sensor provided in a semiconductor element as a heat source provided in a power semiconductor module, and a controller which estimates a change of a heat transfer coefficient from the power semiconductor module to cooling water based on output information Tj of the temperature detection sensor and drive output information Sr of a rotation speed detection sensor for a pump motor to drive a cooling pump, controls the pump motor according to this estimated result, and controls cooling capacity of the cooling water.Type: GrantFiled: July 22, 2005Date of Patent: May 26, 2009Assignee: Mitsubishi Denki Kabushiki KaishaInventors: Hiroshi Yamabuchi, Ryoji Nishiyama, Yuji Kuramoto, Satoshi Ishibashi
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Patent number: 7535071Abstract: An apparatus and method of integrating optics into an IC package is for detecting light from at least one light source is disclosed. The apparatus has a housing, which has a predetermined spectral transmittance. A sensor is positioned within the housing. An opaque mask is applied to the housing, where the opaque mask has a hole aligned with the sensor such that the light's centroid is detected by the sensor. In one embodiment, the apparatus further comprises a substrate for positioning and stabilizing the sensor in the housing, an analog filter and amplification module (“AFA”) for filtering and amplifying signals from the sensor and generating a second signal, and a digital signal processor (“DSP”) for generating a coordinate system by extracting frequency components from the AFA output signal.Type: GrantFiled: March 25, 2005Date of Patent: May 19, 2009Assignee: Evolution Robotics, Inc.Inventors: Steve Schell, Robert Witman, Joe Brown
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Patent number: 7525182Abstract: A package substrate for a multi-package module. The package substrate comprises a substrate having a die region and at least one thermal channel region outwardly extending to an edge of the substrate from the die region. An array of bumps is arranged on the substrate except in the die and thermal channel regions, in which the interval between the bumps is narrower than the width of the thermal channel region. An electronic device with a package substrate is also disclosed.Type: GrantFiled: October 4, 2005Date of Patent: April 28, 2009Assignee: Via Technologies Inc.Inventors: Chih-Hsiung Lin, Nai-Shung Chang
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Patent number: 7525123Abstract: A semiconductor device with high reliability, low voltage, and high luminance is provided by preventing detachment of an electrode by way of obtaining good adhesion of the electrode, even in cases where a face-down mounting of a semiconductor laser is performed, and further, an insulating film and a protective film etc. are disposed in the area other than the area where the electrode is ohmically connected to the semiconductor layer. In a semiconductor device having an electrode electrically connected to the semiconductor layer, a dielectric film and an adhesion film comprising a degenerate semiconductor are stacked in sequence on a portion of a region between the semiconductor layer and the electrode, and the adhesion film is in contact with the electrode.Type: GrantFiled: September 27, 2005Date of Patent: April 28, 2009Assignee: Nichia CorporationInventor: Yasuhisa Kotani
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Patent number: 7525201Abstract: A semiconductor chip comprises a silicon substrate on which semiconductor elements are formed, pads, each of which is formed on the silicon substrate and electrically connected to at least one of the semiconductor elements, a first insulating layer having an opening over each one of the pads, a first wiring layer formed on the first insulating layer, electrically connected to the pads and having connecting parts, a second insulating layer formed on the first wiring layer and having openings over the connecting parts of the first wiring layer, electrically functioning solder bumps, each of which is formed on one of the openings of the second insulating layer with electrically connecting to one of the pads via the first wiring layer, and dummy bumps for self adjustment, each of which is formed on one of the openings of the second insulating layer without electrically connecting to the pad.Type: GrantFiled: February 13, 2006Date of Patent: April 28, 2009Assignee: Fujifilm CorporationInventor: Hidenobu Takahira
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Patent number: 7521744Abstract: The present invention provides a resin-encapsulated semiconductor apparatus comprising a semiconductor device having a ferroelectric film and a surface-protective film, and an encapsulant member comprising a resin; the surface-protective film being formed of a polyimide. The present invention also provides a process for fabricating a resin-encapsulated semiconductor apparatus, comprising the steps of forming a film of a polyimide precursor composition on the surface of a semiconductor device having a ferroelectric film; heat-curing the polyimide precursor composition film to form a surface-protective film formed of a polyimide; and encapsulating, with an encapsulant resin, the semiconductor device on which the surface-protective film has been formed. The polyimide may preferably have a glass transition temperature of from 240° C. to 400° C. and a Young's modulus of from 2,600 MPa to 6 GPa. The curing may preferably be carried out at a temperature of from 230° C. to 300° C.Type: GrantFiled: July 18, 2005Date of Patent: April 21, 2009Assignee: Renesas Technology Corp.Inventors: Jun Tanaka, Keiko Isoda, Kiyoshi Ogata
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Patent number: 7521809Abstract: A semiconductor device having a semiconductor chip stack on a rewiring plate is disclosed. In one embodiment, the device includes an external contact area having a plurality of external contact area regions which are physically separate from one another is arranged on the underside. The individual external contact area regions are assigned to the individual semiconductor chips in the semiconductor chip stack. The external contact regions of an individual external contact area have a common external contact which electrically connects the external contact area regions.Type: GrantFiled: February 3, 2005Date of Patent: April 21, 2009Assignee: Infineon Technologies AGInventors: Christian Birzer, Jens Pohl
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Patent number: 7518251Abstract: A stacked electronics module comprises a first layer including a first substrate having a front side and a backside, a first electrical interconnect layer disposed on the first substrate and a first electronic device disposed on the front side of the first substrate. In addition, the stacked electronics module comprises a second layer including a second substrate having a front side and a backside, a second electrical interconnect layer disposed on the second substrate and a second electronic device disposed on the front side of the second substrate.Type: GrantFiled: December 3, 2004Date of Patent: April 14, 2009Assignee: General Electric CompanyInventors: Rayette Ann Fisher, William Edward Burdick, Jr., James Wilson Rose
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Patent number: 7514290Abstract: This embodiment addresses a novel Chip-to-wafer chip lamination technique that provides low cost and high throughput. In the Chip-to-Chip process, using the temperature rise and utilizing deformation caused by thermal expansion of a metal shim inserted between the inner wall of a cavity, in which multiple chips are laminated and accommodated, multiple chips in the cavity are pressed against a reference surface on a side wall of the cavity to automatically perform positioning.Type: GrantFiled: April 24, 2008Date of Patent: April 7, 2009Assignee: International Business Machines CorporationInventors: Katsuyuki Sakuma, Paul Stephen Andry, Kuniaki Sueoka, John Ulrich Knickerbocker
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Patent number: 7511375Abstract: In a pressing cap forming part of a semiconductor device carrier unit, a pressing portion of a pressure body has recesses, to each of which a bump is inserted.Type: GrantFiled: September 28, 2005Date of Patent: March 31, 2009Assignee: Yamaichi Electronics Co., Ltd.Inventors: Toshitaka Kuroda, Minoru Hisaishi
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Patent number: 7511368Abstract: A surface mount electronic chip (10) is mounted on a holder (70) and electrically connected to holder terminals (74,76, 80) by the use of a carrier device (30). The carrier device has clips (36) mounted on walls of the carrier frame. The chip is merely pressed into a cavity (48) between inner tabs (44) of the chips. The carrier with the chip in place is merely pressed into a cradle (78) formed in the holder by the holder terminals, so outer tabs (46) of the clips press against the holder terminals.Type: GrantFiled: July 19, 2005Date of Patent: March 31, 2009Assignee: ITT Manufacturing Enterprises, Inc.Inventor: Peter Jordan
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Patent number: 7511371Abstract: A multiple die package for integrated circuits is disclosed. An insulator layer is provided and one or more vias are formed within it. The insulator may be provided without vias, and vias formed later. At least one integrated circuit is provided and electrically coupled to at least one lead of a first leadframe overlying one surface of the insulator layer. At least one second integrated circuit is provided and electrically coupled to a second leadframe overlying a second surface of the insulator layer. Electrical connections between the two leadframes and the first and second integrated circuits are made through the insulator, at selected locations, by coupling at least one lead of the first and second leadframes one to another. The leads of the first and second leadframe may be physically coupled by a welding process within vias in the insulator. A removable storage card package is also described.Type: GrantFiled: November 1, 2005Date of Patent: March 31, 2009Assignee: SanDisk CorporationInventor: Bob Wallace
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Patent number: 7511351Abstract: In a semiconductor device having a WCSP type construction package, to increase inductance without increasing further an area conventionally occupied by a coil. A pseudo-post part 27 comprising a magnetic body is extended in a direction perpendicular to a main surface 12a of a semiconductor chip 12, on a second insulating layer 21 of a WCSP 10. A first conductive part 15a and a second conductive part 15b constructed as square frames are respectively provided so as to surround the pseudo-post part, on respective top surfaces of a second insulation layer and a third insulating layer 22 which are separated parallel to each other, in an extension direction of the pseudo-post part. A coil 100 being a substantially spiral shape conductive path is formed from, the first conductive part, the second conductive part, and a connection part 26 which electrically connects the one ends of the first and second conductive parts.Type: GrantFiled: July 27, 2005Date of Patent: March 31, 2009Assignee: Oki Electric Industry Co., Ltd.Inventors: Noritaka Anzai, Makoto Terui
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Patent number: 7508051Abstract: In a wafer (1) with a number of exposure fields (2), each of which exposure fields (2) comprises a number of lattice fields (3) with an IC (4) located therein, two groups (5, 7) of dicing paths (6, 8) are provided and two control module fields (A1, A2, B1, B2, C1, D1, D2, E1, E2, F1) are assigned to each exposure field (2), each of which control module fields extends parallel to a first direction (X) and contains at least one optical control module (OCM-A1, OCM-A2, OCM-BI, OCM-B2, OCM-C1, OCM-D1, OCM-D2, OCM-E1, OCME2, OCM-F1), wherein a first control module field (OCM-A1, OCM-B1, OCM-C1, OCMD1, OCM-E1, OCM-F1) of each exposure field (2) is located between a first edge (R1, S1, T1, U1, V1, Z1) and a row of lattice fields (3) of the exposure field (2) in question and a second control module field (OCM-A2, OCM-B2, OCM-D2, OCM-E2) is located between two rows of lattice fields (3) of the exposure field (2) in question, which are arranged adjacent to a second edge (R2, S1, U2, V2), and wherein both the first contrType: GrantFiled: December 9, 2004Date of Patent: March 24, 2009Assignee: NXP B.V.Inventor: Heimo Scheucher
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Patent number: 7508063Abstract: Disclosed herein is a device package that comprises a device having a top substrate that is disposed on a supporting surface of a package substrate. A package frame contacts the top surface of the top substrate and top surface of the package substrate, and hermetically seals the device between the top surfaces of the top substrate and package substrate. The device can be a semiconductor device, a microstructure such as a microelectromechanical device, or other devices.Type: GrantFiled: April 5, 2005Date of Patent: March 24, 2009Assignee: Texas Instruments IncorporatedInventors: Robert M. Duboc, Terry Tarn