Wire Contact, Lead, Or Bond Patents (Class 257/784)
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Patent number: 9472514Abstract: To reduce radio frequency (RF) losses during operation of a radio frequency integrated circuit (RFIC) module, the RFIC module is fabricated such that at least one of an edge of the wirebond pad on the copper trace and a sidewall of the copper trace is free from high-resistivity plating material. The unplated portion provides a path for the RF current to flow around the high-resistivity material, which reduces the RF signal loss associated with the high resistivity plating material.Type: GrantFiled: October 28, 2014Date of Patent: October 18, 2016Assignee: Skyworks Solutions, Inc.Inventors: Weimin Sun, Peter J. Zampardi, Jr., Hongxiao Shao
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Patent number: 9434027Abstract: It is an object of the present invention to provide a bonding wire capable of maintaining a structure and a configuration thereof at the time of performing wire bonding; and a manufacturing method thereof. Provided is a bonding wire having a core member mainly composed of copper; and a palladium coating layer. Particularly, formed in a center of the core member is a fibrous structure with copper crystals extending in an axial direction.Type: GrantFiled: July 18, 2014Date of Patent: September 6, 2016Assignee: NIPPON MICROMETAL CORPORATIONInventor: Ryo Togashi
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Patent number: 9433117Abstract: An electronic component package includes a substrate and an electronic component mounted to the substrate, the electronic component including a bond pad. A first antenna terminal is electrically connected to the bond pad, the first antenna terminal being electrically connected to a second antenna terminal of the substrate. A package body encloses the electronic component, the package body having a principal surface. An antenna is formed on the principal surface by applying an electrically conductive coating. An embedded interconnect extends through the package body between the substrate and the principal surface and electrically connects the second antenna terminal to the antenna. Applying an electrically conductive coating to form the antenna is relatively simple thus minimizing the overall package manufacturing cost. Further, the antenna is relatively thin thus minimizing the overall package size.Type: GrantFiled: May 18, 2012Date of Patent: August 30, 2016Assignee: AMKOR TECHNOLOGY, INC.Inventors: Jong Ok Chun, Nozad Karim, Richard Chen, Giuseppe Selli, Michael Kelly
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Patent number: 9401717Abstract: Flexible, space-efficient I/O architectures for integrated circuits simplify circuit design and shorten design times. In one aspect, cells for power supply pads are eliminated, in part by locating ESD protection circuitry for these pads underneath the pads themselves, leaving only signal I/O buffers. Pads coupled to the signal I/O buffers may be defined as either signal I/O pads or power supply pads in accordance with customization circuitry. Customization circuitry also provides for flexible bank architectures, where signal I/O buffers within a bank share power supply requirements that may be different from power supply requirements of signal I/O buffers of another bank. The number of banks and the number of signal I/O buffers belonging to each bank is flexibly defined. Customization circuitry also provides for flexible pad options, whereby the IC pads may be configured for different packaging technology, for example, for wire bonding for flip-chip bonding, or for other types of bonding.Type: GrantFiled: September 26, 2012Date of Patent: July 26, 2016Assignee: Baysand Inc.Inventors: Jonathan C Parks, Yin Hao Liew, Kok Seong Lee, Salah M Werfelli
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Patent number: 9391032Abstract: An embodiment includes an integrated circuit, comprising: a substrate; a first circuit formed on the substrate and coupled to a plurality of first pads on the substrate; and a second circuit formed on the substrate and coupled to a plurality of second pads on the substrate. The first pads are formed on a perimeter of the substrate; and the second pads extend from the perimeter of the substrate towards an interior of the substrate.Type: GrantFiled: May 1, 2014Date of Patent: July 12, 2016Assignee: SAMSUNG ELECTRONICS CO., LTD.Inventors: Young Koog, Jiankang Wang, Harpreet Gill, Sunghwan Min
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Patent number: 9357604Abstract: An LED array switching apparatus comprises, on a single PCB substrate: a plurality of LED arrays D1 to Dn connected in series, each LED array having a forward voltage; an AC voltage supply coupled to the plurality of LED arrays; and a plurality of constant current sources G1 to Gn, coupled to outputs of LED arrays D1 to Dn, respectively, each of the constant current sources being switchable between a current regulating state and an open state such that as the voltage of the AC voltage supply increases, LED arrays are switched on and lit to form a higher forward voltage LED string, and as the voltage of the AC voltage supply decreases, LED arrays are switched off and removed from the LED string starting with the most recently lit LED array.Type: GrantFiled: August 14, 2012Date of Patent: May 31, 2016Assignee: Huizhou Light Engine Ltd.Inventors: Kam Wah Siu, Wa Hing Leung
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Patent number: 9331039Abstract: A semiconductor device includes a semiconductor chip, wiring that is included in the semiconductor chip and has a coupling part between parts with different widths, a pad being formed above the wiring and in a position overlapping the coupling part, a bump being formed on the pad, a buffer layer being formed in a position between the coupling part and the pad so as to cover the entire couple part, and inorganic insulating layers being formed between the wiring and the buffer layer and between the buffer layer and the pad, respectively. The buffer layer is made of a material other than resin and softer than the inorganic insulating layer.Type: GrantFiled: June 22, 2015Date of Patent: May 3, 2016Assignee: SEIKO EPSON CORPORATIONInventors: Takeshi Yuzawa, Masatoshi Tagaki
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Patent number: 9325257Abstract: The purpose of the present invention is to reduce variance of a voltage to be applied between the terminals of each of the power semiconductor elements, and to improve lifetime of the power semiconductor elements and reliability of the power semiconductor device. In order to achieve the purpose, in this power semiconductor device, which is provided with three or more power semiconductor elements that are aligned and mounted on a metal wire, and another metal wire different from the metal wire, one terminal of each of the power semiconductor elements being connected to the wire and another one terminal thereof being connected to the other wire, the resistance value of the metal wire in a region where the power semiconductor elements are mounted is higher in the downstream side than that in the upstream side in the electric current flowing direction.Type: GrantFiled: April 9, 2013Date of Patent: April 26, 2016Assignee: Panasonic Intellectual Property Management Co., Ltd.Inventor: Yoshio Okayama
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Patent number: 9324675Abstract: A semiconductor structure includes a bond pad and a wire bond coupled to the bond pad. The wire bond includes a bond in contact with the bond pad. The wire bond includes a coating on a surface of the wire bond, and a first exposed portion of the wire bond in a selected location. The wire bond is devoid of the coating over the selected location of the wire bond, and an area of the first exposed portion is at least one square micron.Type: GrantFiled: April 25, 2014Date of Patent: April 26, 2016Assignee: Freescale Semiconductor, Inc.Inventors: Burton J. Carpenter, Chu-Chung Lee, Tu-Anh N. Tran
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Patent number: 9281339Abstract: A method for mounting a chip on a printed circuit board (PCB) is disclosed. The method includes the steps of: providing a chip having a plurality of bonding pads and a PCB having a recess portion and a plurality of connectors; gluing the recess portion; placing the chip into the recess portion; and forming circuit patterns linking associated bonding pad and connector. A bottom of the recess portion is substantially flat and a shape of the recess portion is similar to that of the chip but large enough so that the chip can be fixed in the recess portion after being glued.Type: GrantFiled: September 17, 2014Date of Patent: March 8, 2016Assignee: Sunasic Technologies, Inc.Inventors: Chi-Chou Lin, Zheng-Ping He
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Patent number: 9280737Abstract: A system in package (SIP) structure, an electroplating module thereof and a memory storage device are provided. The SIP structure includes a first layout layer, a second layout layer and a rewritable non-volatile memory module. The first layout layer includes a first pad and a wire. The first pad is close to a first side of the first layout layer, and the first pad is configured to couple to a ground voltage. One terminal of the wire is coupled to the first pad, and another terminal of the wire is coupled to an opening of the SIP structure, wherein the opening is located at a second side of the first layout layer opposite to the first side, and the opening is configured to couple to an external voltage.Type: GrantFiled: August 20, 2014Date of Patent: March 8, 2016Assignee: PHISON ELECTRONICS CORP.Inventors: Chun-Feng Lee, Chien-Liang Chang, Hsuan-Teng Cheng
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Patent number: 9277614Abstract: An LED array switching apparatus comprises, on a single PCB substrate: a plurality of LED arrays D1 to Dn connected in series, each LED array having a forward voltage; an AC voltage supply coupled to the plurality of LED arrays; and a plurality of constant current sources G1 to Gn, coupled to outputs of LED arrays D1 to Dn, respectively, each of the constant current sources being switchable between a current regulating state and an open state such that as the voltage of the AC voltage supply increases, LED arrays are switched on and lit to form a higher forward voltage LED string, and as the voltage of the AC voltage supply decreases, LED arrays are switched off and removed from the LED string starting with the most recently lit LED array.Type: GrantFiled: August 14, 2012Date of Patent: March 1, 2016Assignee: Huizhou Light Engine Ltd.Inventors: Kam Wah Siu, Wa Hing Leung
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Patent number: 9269677Abstract: A packaging substrate and a semiconductor package using the packaging substrate are provided. The packaging substrate includes: a substrate body having a die attach area, a circuit layer formed around the die attach area and having a plurality of conductive traces each having a wire bonding pad, and a surface treatment layer formed on the wire bonding pads. Therein, only one of the conductive traces is connected to an electroplating line so as to prevent cross-talk that otherwise occurs between conductive traces due to too many electroplating lines in the prior art.Type: GrantFiled: November 3, 2014Date of Patent: February 23, 2016Assignee: Siliconware Precision Industries Co., Ltd.Inventors: Chia-Yin Chen, Yu-Ching Liu, Yueh-Chiung Chang, Yu-Po Wang
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Patent number: 9263373Abstract: A high density film adapted for nanochip package comprises three redistribution layers. A bottom redistribution circuit has a plurality of first bottom pads adapted for a nanochip to mount; and has a plurality of first top pads. The density of the first bottom pads is higher than the density of the first top pads. A middle redistribution circuit has a plurality of second bottom pads electrically coupled to the first top pads; and has a plurality of second top pads. The density of the second bottom pads is higher than the density of the second top pads. A top redistribution circuit has a plurality of third bottom pads electrically coupled to the second top pads; and has a plurality of third top pads. The density of the third bottom pads is higher than the density of the third top pads.Type: GrantFiled: April 30, 2015Date of Patent: February 16, 2016Inventor: Dyi-Chung Hu
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Patent number: 9252086Abstract: A connector for electrically connecting a chip electrode of a semiconductor element to a lead constituting an external leading terminal of the chip electrode, includes a first connecting part having an interface joined to the chip electrode; a second connecting part having an interface joined to a base end part of the lead; and a plate-shape coupling part for connecting the first connecting part and the second connecting part to each other, and having a step formed on the interface of the first connecting part in a direction away from the chip electrode by a half blanking process.Type: GrantFiled: December 6, 2012Date of Patent: February 2, 2016Assignee: FUJI ELECTRIC CO., LTD.Inventor: Atsushi Maruyama
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Patent number: 9252119Abstract: Method, algorithms, architectures, packages, circuits, and/or approaches for relatively low cost packaged integrated circuits (e.g., ball grid array or BGA packages) are disclosed. For example, a packaged integrated circuit can include a first chip, the first chip including a plurality of bond pads; a plurality of bond pad connectors in electrical communication with the plurality of bond pads; a substrate having a plurality of layers, at least one of the plurality of layers being configured to electrically connect the plurality of bond pad connectors and a plurality of external package connections; and a redistribution layer on the first chip, wherein the redistribution layer is configured to electrically connect at least one of the plurality of bond pad connectors and at least one of the plurality of bond pads on the first chip.Type: GrantFiled: January 18, 2011Date of Patent: February 2, 2016Assignee: Marvell International Ltd.Inventor: Randall D. Briggs
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Patent number: 9242855Abstract: Structure including nano-ribbons and method thereof. The structure include multiple nano-ribbons. Each of the multiple nano-ribbons corresponds to a first end and a second end, and the first end and the second end are separated by a first distance of at least 100 ?m. Each of the multiple nano-ribbons corresponds to a cross-sectional area associated with a ribbon thickness, and the ribbon thickness ranges from 5 nm to 500 nm. Each of the multiple nano-ribbons is separated from at least another nano-ribbon selected from the multiple nano-ribbons by a second distance ranging from 5 nm to 500 nm.Type: GrantFiled: July 16, 2014Date of Patent: January 26, 2016Assignee: Alphabet Energy, Inc.Inventors: Gabriel A. Matus, Matthew L. Scullin
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Patent number: 9245954Abstract: An aluminum material can be used on a surface of the electrode of a semiconductor element, this aluminum layer need not be formed thick unnecessarily, a copper wire is bonded strongly to the semiconductor element irrespective of a diameter of the wire, and high heat resistance can be achieved. Silicon carbide (SiC) is used as a substrate of the semiconductor element 10, the titanium layer 20 and the aluminum layer 21 are formed as the electrode 15 on the silicon carbide substrate, and by a ball bonding or a wedge bonding of the copper wire 16 to the aluminum layer 21 of the electrode 15 while applying ultrasonic wave, the copper-aluminum compound layer 23 (Al4Cu9, AlCu or the like) is formed between the copper wire 16 and the titanium layer 20.Type: GrantFiled: December 3, 2012Date of Patent: January 26, 2016Assignee: NEW JAPAN RADIO CO., LTD.Inventor: Yoshio Fujii
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Patent number: 9222190Abstract: The present invention provides a 3-dimensional nanoparticle structure, wherein a plurality of structures formed by assembling nanoparticles is connected to form a bridge, and a gas sensor using the same.Type: GrantFiled: January 14, 2014Date of Patent: December 29, 2015Assignees: SNU R&DB Foundation, Global Frontier Center for Multiscale Energy SystemsInventors: Woongsik Nam, Yongjun Bae, Man Soo Choi
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Patent number: 9224680Abstract: Electrical connections for chip scale packaging are disclosed. In one embodiment, a semiconductor device includes a post-passivation layer disposed over a substrate, the substrate having a first direction of coefficient of thermal expansion mismatch. The semiconductor device includes a first opening through the post-passivation layer, the first opening comprising a plurality of elongated apertures. A longest of the plurality of elongated apertures comprises a first dimension, wherein the first dimension is aligned substantially perpendicular to the first direction of coefficient of thermal expansion mismatch.Type: GrantFiled: December 15, 2014Date of Patent: December 29, 2015Assignee: Taiwan Semiconductor Manufacturing Company, Ltd.Inventors: Hsien-Wei Chen, Shih-Wei Liang
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Patent number: 9184151Abstract: A method and apparatus for mixed wire bonding and staggered bonding pad placement. A first plurality of bonding pads is arranged on a semiconductor device. A second plurality of bonding pads is also arranged on the semiconductor device. The bonding pads of the second plurality of bonding pads are arranged in a staggered pattern, such that the first and second pluralities of bonding pads form one of a plurality of double rows of bonding pads on the semiconductor device.Type: GrantFiled: March 11, 2011Date of Patent: November 10, 2015Assignee: Cypress Semiconductor CorporationInventors: Ng Kok Siang, Wong Wai Loon
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Patent number: 9177898Abstract: An integrated circuit package system includes: forming a first locking terminal having a first terminal recess with a top portion of the first terminal recess narrower than a bottom portion of the first terminal recess; connecting an integrated circuit and the first locking terminal; and forming a package encapsulation over the integrated circuit and in the first locking terminal.Type: GrantFiled: June 25, 2008Date of Patent: November 3, 2015Assignee: STATS ChipPAC Ltd.Inventors: Il Kwon Shim, Seng Guan Chow
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Patent number: 9171814Abstract: To improve coupling reliability in flip chip bonding of a semiconductor device. By using, in the fabrication of a semiconductor device, a wiring substrate in which a wiring that crosses an opening area of a solder resist film on the upper surface of the wiring substrate has, on one side of the wiring, a bump electrode and, on the other side, a plurality of wide-width portions having no bump electrode thereon, a solder on the wiring can be dispersed to each of the wide-width portions during reflow treatment in a solder precoating step. Such a configuration makes it possible to reduce a difference in height between the solder on each of terminals and the solder on each of the wide-width portions and to enhance the coupling reliability in flip chip bonding.Type: GrantFiled: March 11, 2015Date of Patent: October 27, 2015Assignee: Renesas Electronics CorporationInventors: Masaki Watanabe, Shinji Baba, Muneharu Tokunaga, Toshihiro Iwasaki
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Patent number: 9166593Abstract: Flexible, space-efficient I/O architectures for integrated circuits simplify circuit design and shorten design times. In one aspect, cells for power supply pads are eliminated, in part by locating ESD protection circuitry for these pads underneath the pads themselves, leaving only signal I/O buffers. Pads coupled to the signal I/O buffers may be defined as either signal I/O pads or power supply pads in accordance with customization circuitry. Customization circuitry also provides for flexible bank architectures, where signal I/O buffers within a bank share power supply requirements that may be different from power supply requirements of signal I/O buffers of another bank. The number of banks and the number of signal I/O buffers belonging to each bank is flexibly defined. Customization circuitry also provides for flexible pad options, whereby the IC pads may be configured for different packaging technology, for example, for wire bonding for flip-chip bonding, or for other types of bonding.Type: GrantFiled: September 26, 2012Date of Patent: October 20, 2015Assignee: Baysand Inc.Inventors: Jonathan C Park, Yin Hao Liew, Kok Seong Lee, Salah M Werfelli
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Patent number: 9159681Abstract: A semiconductor device which uses a semiconductor chip originally designed for flip chip bonding and is assembled by a wire bonding process to reduce the cost of assembling a semiconductor product. A second electrode pad group and a fourth electrode pad group are located in the central area of the semiconductor chip and a first electrode pad group and a third electrode pad group are located adjacently to the two long sides of the semiconductor chip. The electrode pads of each electrode group are electrically coupled with a plurality of conductive wires. The layouts of the wiring layers formed in an interconnection substrate are modified so that the wire-bonded semiconductor device is the same as a flip-chip-bonded semiconductor device in terms of the positions of input/output signals.Type: GrantFiled: July 23, 2013Date of Patent: October 13, 2015Assignee: Renesas Electronics CorporationInventors: Sadao Nakayama, Yoshihiro Matsuura
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Patent number: 9129955Abstract: A semiconductor chip (102) assembled on a substrate (101). The substrate has a first surface (101a) including conductive traces (110), which have a first length (111) and a first width (112), the first width being uniform along the first length, and further a pitch (114) to respective adjacent traces. The semiconductor chip has a second surface (102a) including contact pads (121); the second surface faces the first surface spaced apart by a gap (130). A conductive pillar (140) contacts each contact pad; the pillar includes a metal core (141) and a solder body (142), which connects the core to the respective trace across the gap. The pillar core (141) has an oblong cross section of a second width (151) and a second length (152) greater than the second width. Trace pitch (141) is equal to or smaller than twice the second width (151). The trace pitch is equal to or smaller than the second length (152).Type: GrantFiled: July 15, 2009Date of Patent: September 8, 2015Assignee: TEXAS INSTRUMENTS INCORPORATEDInventors: Abram M. Castro, Mark A. Gerber
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Patent number: 9128125Abstract: A current sense resistor integrated with an integrated circuit die where the integrated circuit die is housed in a flip-chip semiconductor package includes a metal layer formed over a passivation layer of the integrated circuit die where the metal layer having an array of metal pillars extending therefrom. The metal pillars are electrically connected to a first leadframe portion and a second leadframe portion of the semiconductor package where the first leadframe portion and the second leadframe portion are electrically isolated from each other and physically separated by a separation of a first distance. The current sense resistor is formed in a portion of the metal layer spanning the separation between the first and second leadframe portions, the first and second leadframe portions forming terminals of the current sense resistor.Type: GrantFiled: June 14, 2012Date of Patent: September 8, 2015Assignee: Micrel, Inc.Inventor: Cameron Jackson
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Patent number: 9129846Abstract: The semiconductor package includes: a package substrate comprising a bonding pad; a plurality of semiconductor chips stacked on the package substrate; and a bonding wire configured to electrically connect the semiconductor chips and the bonding pad. For at least one of the plurality of semiconductor chips: the semiconductor chip comprises: a semiconductor device; a first pad electrically connected to the semiconductor device; a conductive pattern; and a second pad electrically connected to the first pad, spaced apart from the conductive pattern, and extending over the conductive pattern; and the bonding wire is connected to the second pad.Type: GrantFiled: October 9, 2014Date of Patent: September 8, 2015Assignee: SAMSUNG ELECTRONICS CO., LTD.Inventors: In-sang Song, In-Ku Kang, Joon-hee Lee, Kyung-man Kim
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Patent number: 9105633Abstract: An organic light emitting diode display includes a substrate including a display region displaying an image and a peripheral region surrounding the display region, a plurality of pad wires formed in the peripheral region of the substrate, and a plurality of bumps formed between the plurality of pad wires. The organic light emitting diode display blocks or relieves impact which is generated when a temporary upper protective film is half-cut and applied to a plurality of pad wires or an insulating layer by forming a plurality of bumps between the plurality of pad wires, thus preventing a damage to the pad wires or the insulating layer.Type: GrantFiled: March 15, 2013Date of Patent: August 11, 2015Assignee: Samsung Display Co., Ltd.Inventor: Yong-Ho Yang
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Patent number: 9093334Abstract: A semiconductor device includes a semiconductor chip, wiring that is included in the semiconductor chip and has a coupling part between parts with different widths, a pad being formed above the wiring and in a position overlapping the coupling part, a bump being formed on the pad, a buffer layer being formed in a position between the coupling part and the pad so as to cover the entire coupling part, and inorganic insulating layers being formed between the wiring and the buffer layer and between the buffer layer and the pad, respectively. The buffer layer is made of a material other than resin and softer than the inorganic insulating layer.Type: GrantFiled: December 23, 2014Date of Patent: July 28, 2015Assignee: SEIKO EPSON CORPORATIONInventors: Takeshi Yuzawa, Masatoshi Tagaki
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Patent number: 9093621Abstract: The present invention provides a molded package for a light emitting device including a molded resin and first and second leads, the exposed surface of the first lead having a first and second edge portions opposed to each other so as to put a mounting area therebetween in a first direction, the first and second edge portions respectively having one first cutout and second cutouts, the mounting area having a size not less than a distance between the first and the second cutouts and less than a distance between the first the second edge portions in the first direction.Type: GrantFiled: December 27, 2012Date of Patent: July 28, 2015Assignee: NICHIA CORPORATIONInventors: Nobuhide Kasae, Keisuke Sejiki
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Patent number: 9082708Abstract: Disclosed is a semiconductor device consisting of a lead frame or a circuit board, at least one semiconductor element which is stacked on or mounted in parallel on the lead frame or on the circuit board, a copper wire which electrically connects the lead frame or the circuit board to the semiconductor element, and an encapsulating material which encapsulates the semiconductor element and the copper wire, wherein the wire diameter of the copper wire is equal to or more than 18 ?m and equal to or less than 23 ?m, the encapsulating material is composed of a cured product of an epoxy resin composition, the epoxy resin composition contains an epoxy resin (A), a curing agent (B), a spherical silica (C), and a metal hydroxide and/or metal hydroxide solid solution (D), and the semiconductor device is obtained through a step of encapsulating by the epoxy resin composition and molding, and then segmenting the resultant into pieces.Type: GrantFiled: October 5, 2010Date of Patent: July 14, 2015Assignee: SUMITOMO BAKELITE CO., LTD.Inventor: Shinichi Zenbutsu
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Patent number: 9064707Abstract: A bonding contact area on a semiconductor substrate is provided that includes a reinforcing structure having at least one conductive material layer arranged on the semiconductor substrate to receive the patterned reinforcing structure, a metal layer formed as a bonding contact layer with a bonding surface and arranged on a conductive material layer. Whereby, below the bonding surface, an oxide layer having at least about a 2 ?m thickness is arranged, which extends beyond the edge of the bonding surface. The reinforcing structure is arranged in the oxide layer, when viewed looking down onto the bonding surface, outside the bonding surface within the oxide layer.Type: GrantFiled: September 14, 2012Date of Patent: June 23, 2015Assignee: Micronas GmbHInventors: Hans-Guenter Zimmer, Pascal Stumpf
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Patent number: 9051175Abstract: Structure including nano-ribbons and method thereof. The structure include multiple nano-ribbons. Each of the multiple nano-ribbons corresponds to a first end and a second end, and the first end and the second end are separated by a first distance of at least 100 ?m. Each of the multiple nano-ribbons corresponds to a cross-sectional area associated with a ribbon thickness, and the ribbon thickness ranges from 5 nm to 500 nm. Each of the multiple nano-ribbons is separated from at least another nano-ribbon selected from the multiple nano-ribbons by a second distance ranging from 5 nm to 500 nm.Type: GrantFiled: March 5, 2013Date of Patent: June 9, 2015Assignee: Alphabet Energy, Inc.Inventors: Gabriel A. Matus, Matthew L. Scullin
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Patent number: 9054099Abstract: Semiconductor devices with external wirebond sites that include copper and methods for fabricating such semiconductor devices are disclosed. One embodiment of a method for fabricating a semiconductor device comprises forming a dielectric layer on an active side of a semiconductor substrate. The dielectric layer has openings aligned with corresponding wirebond sites at the active side of the substrate. The method further includes forming a plurality of wirebond sites located at the openings in the dielectric layer. The wirebond sites are electrically coupled to an integrated circuit in the semiconductor substrate and electrically isolated from each other. Individual wirebond sites are formed by electrolessly depositing nickel into the openings and forming a wirebond film on the nickel without forming a seam between the nickel and the dielectric layer.Type: GrantFiled: October 29, 2013Date of Patent: June 9, 2015Assignee: Micron Technology, Inc.Inventor: Joseph T. Lindgren
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Patent number: 9041227Abstract: A microelectronic package includes a substrate having a first surface. A microelectronic element overlies the first surface. Electrically conductive elements are exposed at the first surface of the substrate, at least some of which are electrically connected to the microelectronic element. The package includes wire bonds having bases bonded to respective ones of the conductive elements and ends remote from the substrate and remote from the bases. The ends of the wire bonds are defined on tips of the wire bonds, and the wire bonds define respective first diameters between the bases and the tips thereof. The tips have at least one dimension that is smaller than the respective first diameters of the wire bonds. A dielectric encapsulation layer covers portions of the wire bonds, and unencapsulated portions of the wire bonds are defined by portions of the wire bonds, including the ends, are uncovered by the encapsulation layer.Type: GrantFiled: March 12, 2013Date of Patent: May 26, 2015Assignee: Invensas CorporationInventors: Ellis Chau, Reynaldo Co, Roseann Alatorre, Philip Damberg, Wei-Shun Wang, Se Young Yang
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Patent number: 9041175Abstract: According to an exemplary embodiment, a monolithic power converter package includes a monolithic die over a substrate, the monolithic die integrating a driver integrated circuit (IC) with a control power transistor and a sync power transistor connected in a half-bridge. A high side power input, a low side power input, and a power output of the half-bridge are each disposed on a top surface of the monolithic die. The high side power input is electrically and mechanically coupled to the substrate by a high side power strip. Also, the low side power input is electrically and mechanically coupled to the substrate by a low side power strip. Furthermore, the power output is electrically and mechanically coupled to the substrate by a power output strip.Type: GrantFiled: October 19, 2012Date of Patent: May 26, 2015Assignee: International Rectifier CorporationInventors: Eung San Cho, Dean Fernando, Tim Philips, Dan Clavette
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Publication number: 20150137391Abstract: The invention relates to an electronic component (1) having a corrosion-protected bonding connection and a method for producing said component. For this purpose the electronic component (1) has at least one semiconductor chip (3) on a substrate (4). Moreover, a bonding connection at risk of corrosion is provided on the semiconductor chip (3). For encapsulation of the at least one semiconductor chip (3) and the at least one bonding connection at risk of corrosion, said semiconductor chip and bonding connection are surrounded by a hermetically sealing housing (5). The hermetically sealed bonding connection is a bonding wire connection (2) which is fully enclosed in the housing (5), in which the substrate (4) is at least partially enclosed. The substrate (4) has at least one surface-mounted hydrolysis-sensitive component (6) in the housing (5).Type: ApplicationFiled: November 29, 2012Publication date: May 21, 2015Applicant: Robert Bosch GMBHInventors: Fabian Bez, Johannes Duerr, Rolf Becker, Sven Lamers, Lutz Mueller, Michael Schlecht
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Patent number: 9035469Abstract: A semiconductor device has a field effect transistor (FET), a mounting member, an output matching circuit board, a relay board, and first and second bonding wire. The FET includes plural cell regions arranged dispersedly and plural drain terminal electrodes connected to each cell region. The output matching circuit board is provided between an output conductive part and the FET, and has a first insulating substrate and a conductive part. A relay board is provided between the output matching circuit board and the FET. The relay board includes a second insulating substrate having a permittivity lower than a permittivity of the second insulating substrate of the output matching circuit board, and which has a relay conductive part on an upper surface of the second insulating substrate.Type: GrantFiled: September 13, 2013Date of Patent: May 19, 2015Assignee: KABUSHIKI KAISHA TOSHIBAInventor: Kazutaka Takagi
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Patent number: 9035446Abstract: Provided is a power module. The power module includes a power semiconductor chip. The power module further includes a case that accommodates the power semiconductor chip. A silicone gel seals the power semiconductor chip within the case. The silicone gel including a heat-resistant silicone gel containing 20 to 100 mass ppm of a metal complex comprising a metal selected from a group consisting of iron and platinum.Type: GrantFiled: April 25, 2014Date of Patent: May 19, 2015Assignee: Fuji Electric Co., Ltd.Inventors: Daisuke Kimijima, Yuji Ichimura
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Patent number: 9035472Abstract: In a semiconductor device, a conductor pattern is disposed in a position overlapped by a semiconductor chip in a thickness direction over the mounting surface (lower surface) of a wiring board. A solder resist film (insulating layer) covering the lower surface of the wiring board has apertures formed such that multiple portions of the conductor pattern are exposed. The conductor pattern has conductor apertures. The outlines of the apertures and the conductor apertures overlap with each other, in a plan view, respectively.Type: GrantFiled: November 15, 2013Date of Patent: May 19, 2015Assignee: Renesas Electronics CorporationInventor: Takaharu Nagasawa
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Patent number: 9029903Abstract: A light emitting diode package including a package body with a cavity, a plurality of light emitting diode (LED) chips in the cavity, a plurality of wires connected to the plurality of LED chips, and a plurality of lead frames in the package body, wherein the lead frames comprise a first lead frame electrically connected to a first electrode of a first LED chip, a second lead frame electrically connected to a second electrode of the first LED chip and a second electrode of a second LED chip, a third lead frame electrically connected to a first electrode of the second LED chip, and fourth lead frame electrically connected to a second electrode of a third LED chip. Further, ends of the lead frames are exposed outside of the package body and penetrate the package body, and the first electrodes are P electrodes and the second electrodes are N electrodes.Type: GrantFiled: June 10, 2013Date of Patent: May 12, 2015Assignee: LG Innotek Co., Ltd.Inventor: Won-Jin Son
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Patent number: 9030019Abstract: A semiconductor device and a method of making a semiconductor device are disclosed. The semiconductor device comprises a redistribution layer arranged over a chip, the redistribution layer comprising a first redistribution line. The semiconductor further comprises an isolation layer disposed over the redistribution layer, the isolation layer having a first opening forming a first pad area and a first interconnect located in the first opening and in contact with the first redistribution line. The redistribution line in the first pad area is arranged orthogonal to a first direction to a neutral point of the semiconductor device.Type: GrantFiled: December 14, 2010Date of Patent: May 12, 2015Assignee: Infineon Technologies AGInventors: Thorsten Meyer, Ludwig Heitzer
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Patent number: 9030031Abstract: A microelectronic assembly includes a microelectronic device, e.g., semiconductor chip, connected with an interconnection element, e.g., substrate. The reference contacts are connectable to a source of reference potential such as ground or a voltage source used for power. Signal conductors, e.g., wirebonds are connected to device contacts exposed at a surface of the microelectronic device. Reference conductors, e.g., wirebonds can be connected with two reference contacts of the interconnection element. A reference wirebond may extend at a substantially uniform spacing from a signal conductor, e.g., wirebond connected to the microelectronic device over at least a substantial portion of the length of the signal conductor, such that a desired impedance may be achieved for the signal conductor.Type: GrantFiled: January 6, 2014Date of Patent: May 12, 2015Assignee: Tessera, Inc.Inventors: Belgacem Haba, Brian Marcucci
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Patent number: 9030028Abstract: A method for manufacturing semiconductor devices is disclosed. In one embodiment a semiconductor substrate having a first surface, a second surface opposite to the first surface and a plurality of semiconductor components is provided. The semiconductor substrate has a device thickness. At least one metallization layer is formed on the second surface of the semiconductor substrate. The metallization layer has a thickness which is greater than the device thickness.Type: GrantFiled: June 4, 2014Date of Patent: May 12, 2015Assignee: Infineon Technologies Austria AGInventors: Rudolf Zelsacher, Paul Ganitzer
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Patent number: 9029205Abstract: A method for manufacture of an integrated circuit packaging system includes: mounting an integrated circuit, having a planar interconnect, over a carrier with the planar interconnect at a non-active side of the integrated circuit and an active side of the integrated circuit facing the carrier; connecting the integrated circuit and the carrier; connecting the planar interconnect and the carrier; and forming an encapsulation over the integrated circuit, the carrier, and the planar interconnect.Type: GrantFiled: March 7, 2011Date of Patent: May 12, 2015Assignee: STATS ChipPAC Ltd.Inventors: Reza Argenty Pagaila, Byung Tai Do, Heap Hoe Kuan
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Publication number: 20150123293Abstract: A microelectronic assembly may include a substrate having an opening extending between first and second oppositely facing surfaces of the substrate, the opening elongated in a first direction; and at least one microelectronic element having a front face facing and attached to the first surface of the substrate and a plurality of contacts at the front face overlying the opening, the microelectronic element having first and second opposite peripheral edges extending away from the front face. The first peripheral edge extends beyond, or is aligned in the first direction with, an inner edge of the opening, and the opening extends beyond the second peripheral edge.Type: ApplicationFiled: January 15, 2015Publication date: May 7, 2015Applicant: INVENSAS CORPORATIONInventors: Wael Zohni, Chung-Chuan Tseng
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Patent number: 9024424Abstract: A stacked electronic component comprises a first electronic component adhered on a substrate via a first adhesive layer, and a second electronic component adhered by using a second adhesive layer thereon. The second adhesive layer has a two-layer structure formed by a same material and having different modulus of elasticity. The second adhesive layer of the two-layer structure has a first layer disposed at the first electronic component side and a second layer disposed at the second electronic component side. The first layer softens or melts at an adhesive temperature. The second layer maintains a layered shape at the adhesive temperature. According to the stacked electronic component, occurrences of an insulation failure and a short circuiting are prevented, and in addition, a peeling failure between the electronic components, an increase of a manufacturing cost, and so on, can be suppressed.Type: GrantFiled: August 16, 2012Date of Patent: May 5, 2015Assignee: Kabushiki Kaisha ToshibaInventors: Atsushi Yoshimura, Naoyuki Komuta, Hideo Numata
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Patent number: 9024454Abstract: To improve reliability of a semiconductor device in which wire bonding using a wire made of copper is performed. A semiconductor device is configured so that one of end parts (wide width part) of a copper wire is joined via a bump on a pad (electrode pad) formed over a main surface (first main surface) of a semiconductor chip of the semiconductor device. The bump is made of gold, which is a metal material having a hardness lower than that of copper, and the width of the bump is narrower than the width of the wide width part of the wire.Type: GrantFiled: June 2, 2014Date of Patent: May 5, 2015Assignee: Renesas Electronics CorporationInventors: Masatoshi Yasunaga, Hironori Matsushima, Kenya Hironaga, Soshi Kuroda
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Publication number: 20150115479Abstract: A laminating device (230) and method are disclosed for laminating semiconductor die (220) on substrates on a panel (200) of substrates. The laminating device (230) includes lamination units (234,236,238,240) that operate independently of each other so that a row or column of semiconductor die (220) may be independently laminated onto a row or column of substrates simultaneously.Type: ApplicationFiled: May 7, 2012Publication date: April 30, 2015Applicants: SANDISK SEMICONDUCTOR (SHANGHAI) CO., LTD., SANDISK INFORMATION TECHNOLOGY (SHANGHAI) CO., LTD.Inventors: Wei Gu, Zhong Lu, Cheeman Yu, Chin-Tien Chiu, En-Yong Tai, Min Ni