Patents Issued in October 12, 2010
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Patent number: 7812386Abstract: A semiconductor memory device includes a first select transistor, first stepped portion, and a first contact plug. The first select transistor is formed on a side of an upper surface of a substrate and has a first multi-layer gate. The first stepped portion is formed by etching the substrate adjacent to the first multi-layer gate of the first select transistor such that the first stepped portion forms a cavity in the upper surface of the substrate. The first contact plug is formed in the first stepped portion.Type: GrantFiled: October 7, 2008Date of Patent: October 12, 2010Assignee: Kabushiki Kaisha ToshibaInventor: Toshitake Yaegashi
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Patent number: 7812387Abstract: A trench capacitor with an isolation collar in a semiconductor substrate where the substrate adjacent to the isolation collar is free of dopants caused by auto-doping. The method of fabricating the trench capacitor includes the steps of forming a trench in the semiconductor substrate; depositing a dielectric layer on a sidewall of the trench; filling the trench with a first layer of undoped polysilicon; etching away the first layer of undoped polysilicon and the dielectric layer from an upper section of the trench whereby the semiconductor substrate is exposed at the sidewall in the upper section of the trench; forming an isolation collar layer on the sidewall in the upper section of the trench; and filling the trench with a second layer of doped polysilicon.Type: GrantFiled: April 3, 2008Date of Patent: October 12, 2010Assignee: International Business Machines CorporationInventor: Kangguo Cheng
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Patent number: 7812388Abstract: A trench capacitor and method of forming a trench capacitor. The trench capacitor including: a trench in a single-crystal silicon substrate, a conformal dielectric liner on the sidewalls and the bottom of the trench; an electrically conductive polysilicon inner plate filling regions of the trench not filled by the liner; an electrically conductive doped outer plate in the substrate surrounding the sidewalls and the bottom of the trench; a doped silicon region in the substrate; a first electrically conductive metal silicide layer on a surface region of the doped silicon region exposed at the top surface of the substrate; a second electrically conductive metal silicide layer on a surface region of the inner plate exposed at the top surface of the substrate; and an insulating ring on the top surface of the substrate between the first and second metal silicide layers.Type: GrantFiled: June 25, 2007Date of Patent: October 12, 2010Assignee: International Business Machines CorporationInventors: Timothy Wayne Kemerer, Robert Mark Rassel, Steven M Shank, Francis Roger White
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Patent number: 7812389Abstract: Distance ?m between a floating gate and a drain contact of a floating gate transistor forming a memory cell is set to be greater than a distance ? determined based on a minimum design dimension between a control gate and a contact of a peripheral transistor. Data retention characteristics of a programmable memory which stores data in accordance with the amount of accumulated charges in the floating gate can be ensured without being affecting by mask misalignment or the like.Type: GrantFiled: March 17, 2009Date of Patent: October 12, 2010Assignee: Renesas Technology Corp.Inventors: Takashi Tanaka, Seiichi Endo
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Patent number: 7812390Abstract: A semiconductor memory device includes a first substrate having at least one string including a first select transistor, a second select transistor, and first memory cells connected in series between the first and second select transistors of the first substrate. The semiconductor memory device further includes a second substrate having at least one string including a first select transistor, a second select transistor, and second memory cells connected in series between the first and second select transistors of the second substrate. The number of the first memory cells of the at least one string of the first substrate is different from a number of the second memory cells of the at least one string of the second substrate. For example, the number of second memory cells may be less than the number of first memory cells.Type: GrantFiled: July 13, 2007Date of Patent: October 12, 2010Assignee: Samsung Electronics Co., Ltd.Inventors: Ki-Tae Park, Jung-Dal Choi, Jae-Sung Sim
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Patent number: 7812391Abstract: A nonvolatile semiconductor memory device includes a semiconductor substrate having a plurality of active regions separately formed by a plurality of trenches formed in a surface of the substrate at predetermined intervals, a first gate insulating film formed on an upper surface of the substrate corresponding to each active region, a gate electrode of a memory cell transistor formed by depositing an electrical charge storage layer formed on an upper surface of the gate insulating film, a second gate insulating film and a control gate insulating film sequentially, an element isolation insulating film buried in each trench and formed from a coating type oxide film, and an insulating film formed inside each trench on a boundary between the semiconductor substrate and the element isolation insulating film, the insulating film containing nontransition metal atoms and having a film thickness not more than 5 ?.Type: GrantFiled: January 15, 2009Date of Patent: October 12, 2010Assignee: Kabushiki Kaisha ToshibaInventors: Kazuhiro Matsuo, Masayuki Tanaka, Atsuhiro Suzuki
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Patent number: 7812392Abstract: A semiconductor device includes a first first-conductivity-type semiconductor layer, a second first-conductivity-type semiconductor layer provided on a major surface of the first first-conductivity-type semiconductor layer; a third second-conductivity-type semiconductor layer being adjacent to the second first-conductivity-type semiconductor layer, provided on the major surface of the first first-conductivity-type semiconductor layer, and forming a periodic array structure in combination with the second first-conductivity-type semiconductor layer in a horizontal direction generally parallel to the major surface of the first first-conductivity-type semiconductor layer, and a sixth semiconductor layer located outside and adjacent to the periodic array structure of the second first-conductivity-type semiconductor layer and the third second-conductivity-type semiconductor layer, provided on the major surface of the first first-conductivity-type semiconductor layer, and having a lower impurity concentration than tType: GrantFiled: June 13, 2008Date of Patent: October 12, 2010Assignee: Kabushiki Kaisha ToshibaInventors: Wataru Saito, Syotaro Ono
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Patent number: 7812393Abstract: All low-temperature processes are used to fabricate a variety of semiconductor devices in a substrate the does not include an epitaxial layer. The devices include a non-isolated lateral DMOS, a non-isolated extended drain or drifted MOS device, a lateral trench DMOS, an isolated lateral DMOS, JFET and depletion-mode devices, and P-N diode clamps and rectifiers and junction terminations. Since the processes eliminate the need for high temperature processing and employ “as-implanted” dopant profiles, they constitute a modular architecture which allows devices to be added or omitted to the IC without the necessity of altering the processes used to produce the remaining devices.Type: GrantFiled: November 5, 2007Date of Patent: October 12, 2010Assignee: Advanced Analogic Technologies, Inc.Inventors: Richard K. Williams, Donald Ray Disney, Jun-Wei Chen, Wai Tien Chan, HyungSik Ryu
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Patent number: 7812394Abstract: This invention adds to the art of replacement source-drain cMOS transistors. Processes may involve etching a recess in the substrate material using one equipment set, then performing deposition in another. Disclosed is a method to perform the etch and subsequent deposition in the same reactor without atmospheric exposure. In-situ etching of the source-drain recess for replacement source-drain applications provides several advantages over state of the art ex-situ etching. Transistor drive current is improved by: (1) Eliminating contamination of the silicon-epilayer interface when the as-etched surface is exposed to atmosphere and (2) Precise control over the shape of the etch recess. Deposition may be done by a variety of techniques including selective and non-selective methods. In the case of blanket deposition, a measure to avoid amorphous deposition in performance critical regions is also presented.Type: GrantFiled: October 13, 2008Date of Patent: October 12, 2010Assignee: Intel CorporationInventors: Anand Murthy, Glenn A. Glass, Andrew N. Westmeyer, Michael L. Hattendorf, Jeffrey R. Wank
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Patent number: 7812395Abstract: The present invention provides semiconductor-on-diamond devices, and methods for the formation thereof. In one aspect, a mold is provided which has an interface surface configured to inversely match a configuration intended for the device surface of a diamond layer. An adynamic diamond layer is then deposited upon the diamond interface surface of the mold, and a substrate is joined to the growth surface of the adynamic diamond layer. At least a portion of the mold can then be removed to expose the device surface of the diamond which has received a shape which inversely corresponds to the configuration of the mold's diamond interface surface. The mold can be formed of a suitable semiconductor material which is thinned to produce a final device. Optionally, a semiconductor material can be coupled to the diamond layer subsequent to removal of the mold.Type: GrantFiled: December 29, 2005Date of Patent: October 12, 2010Inventor: Chien-Min Sung
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Patent number: 7812396Abstract: A semiconductor device having a first semiconductor region and second semiconductor region including impurities formed on an insulating layer formed on a semiconductor substrate, an insulator formed between the first semiconductor region and the second semiconductor region, a first impurity diffusion control film formed on the first semiconductor region and a second impurity diffusion control film formed on the second semiconductor region, a channel layer formed on the first impurity diffusion control film and second impurity diffusion film to cross at right angles with a direction where the first semiconductor region and the second semiconductor region are extended, a gate insulating film formed on the channel layer and a gate electrode formed on the gate insulating layer.Type: GrantFiled: March 20, 2007Date of Patent: October 12, 2010Assignee: Kabushiki Kaisha ToshibaInventors: Masaru Kito, Hideaki Aochi, Ryota Katsumata, Masaru Kidoh
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Patent number: 7812397Abstract: A MOSFET structure includes a planar semiconductor substrate, a gate dielectric and a gate. A UT SOI channel extends to a first depth below the top surface of the substrate and is self-aligned to and is laterally coextensive with the gate. Source-drain regions, extend to a second depth greater than the first depth below the top surface, and are self-aligned to the UT channel region. A BOX1 region extends across the entire structure, and vertically from the second depth to a third depth below the top surface. An upper portion of a BOX2 region under the UT channel region is self-aligned to and is laterally coextensive with the gate, and extends vertically from the first depth to a third depth below the top surface, and where the third depth is greater than the second depth.Type: GrantFiled: July 1, 2008Date of Patent: October 12, 2010Assignee: International Business Machines CorporationInventors: Changguo Cheng, Dureseti Chidambarrao, Brian Joseph Greene, Jack A. Mandelman, Kern Rim
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Patent number: 7812398Abstract: A semiconductor device and manufacturing method of the same is provided in which the driving current of a pMOSFET is increased, through a scheme formed easily using an existing silicon process. A pMOSFET is formed with a channel in a <100> direction on a (100) silicon substrate. A compressive stress is applied in a direction perpendicular to the channel by an STI.Type: GrantFiled: March 9, 2009Date of Patent: October 12, 2010Assignee: Hitachi, Ltd.Inventors: Shinichi Saito, Digh Hisamoto, Yoshinobu Kimura, Nobuyuki Sugii, Ryuta Tsuchiya
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Patent number: 7812399Abstract: The present invention provides a semiconductor device which includes a gate electrode shaped in the form of an approximately quadrangular prism, including a laminated body of a gate oxide layer, a gate polysilicon layer and a gate silicon nitride layer provided in a first conduction type substrate, a second conduction type implantation region provided in a region outside the gate electrode, a sidewall that exposes a top face of the gate electrode and is formed by laminating a sidewall mask oxide layer covering side surfaces, an electron storage nitride layer and a sidewall silicon oxide layer, and a source/drain diffusion layer provided in the first conduction type substrate exposed from the gate electrode and the sidewall.Type: GrantFiled: March 29, 2007Date of Patent: October 12, 2010Assignee: Oki Semiconductor Co., Ltd.Inventor: Takashi Yuda
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Patent number: 7812400Abstract: A semiconductor structure with reduced inter-diffusion is provided. The semiconductor structure includes a semiconductor substrate; a first well region in the semiconductor substrate; a second well region in the semiconductor substrate; an insulating region between and adjoining the first and the second well regions; a gate dielectric layer on the first and the second well regions; and a gate electrode strip on the gate dielectric and extending from over the first well region to over the second well region. The gate electrode strip includes a first portion over the first well region, a second portion over the second well region, and a third portion over the insulating region. A thickness of the third portion is substantially less than the thicknesses of the first and the second portions.Type: GrantFiled: March 19, 2007Date of Patent: October 12, 2010Assignee: Taiwan Semiconductor Manufacturing Company, Ltd.Inventor: Jhon-Jhy Liaw
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Patent number: 7812401Abstract: An integrated circuit (IC) includes a semiconductor substrate, a least one MOS transistor formed in or on the substrate, the MOS transistor including a source and drain doped with a first dopant type having a channel region of a second dopant type interposed between, and a gate electrode and a gate insulator over the channel region. A silicide layer forming a low resistance contact is at an interface region at a surface portion of the source and drain. At the interface region a chemical concentration of the first dopant is at least 5×1020 cm?3. Silicide interfaces according to the invention provide MOS transistor with a low silicide interface resistance, low pipe density, with an acceptably small impact on short channel behavior.Type: GrantFiled: January 18, 2010Date of Patent: October 12, 2010Assignee: Texas Instruments IncorporatedInventors: Borna Obradovic, Shashank Ekbote, Mark Visokay
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Patent number: 7812402Abstract: In the upper surface of a p? substrate, an n-type impurity region is formed. In the upper surface of the n-type impurity region, a p-well is formed. Also in the upper surface of the n-type impurity region, a p+-type source region and a p+-type drain region are formed. In the upper surface of the p-well, an n+-type drain region and an n+-type source region are formed. In the p? substrate, an n+ buried layer having an impurity concentration higher than that of the n-type impurity region is formed. The n+ buried layer is formed in contact with the bottom surface of the n-type impurity region at a greater depth than the n-type impurity region.Type: GrantFiled: August 2, 2005Date of Patent: October 12, 2010Assignee: Mitsubishi Denki Kabushiki KaishaInventor: Kazurnari Hatade
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Patent number: 7812403Abstract: An isolated CMOS pair of transistors formed in a P-type semiconductor substrate includes an N-type submerged floor isolation region and a filled trench extending downward from the surface of the substrate to the floor isolation region. Together the floor isolation region and the filled trench form an isolated pocket of the substrate which contains a P-channel MOSFET in an N-well and an N-channel MOSFET in a P-well. The substrate does not contain an epitaxial layer, thereby overcoming the many problems associated with fabricating the same.Type: GrantFiled: February 14, 2008Date of Patent: October 12, 2010Assignee: Advanced Analogic Technologies, Inc.Inventors: Donald R. Disney, Richard K. Williams
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Patent number: 7812404Abstract: In a novel nonvolatile memory cell formed above a substrate, a diode is paired with a reversible resistance-switching material, preferably a metal oxide or nitride such as, for example, NixOy, NbxOy, TixOy, HFxOy, AlxOy, MgxOy, CoxOy, CrxOy, VxOy, ZnxOy, ZrxOy, BxNy, and AlxNy. In preferred embodiments, the diode is formed as a vertical pillar disposed between conductors. Multiple memory levels can be stacked to form a monolithic three dimensional memory array. In some embodiments, the diode comprises germanium or a germanium alloy, which can be deposited and crystallized at relatively low temperatures, allowing use of aluminum or copper in the conductors. The memory cell of the present invention can be used as a rewriteable memory cell or a one-time-programmable memory cell, and can store two or more data states.Type: GrantFiled: March 31, 2006Date of Patent: October 12, 2010Assignee: SanDisk 3D LLCInventors: S. Brad Herner, Tanmay Kumar, Christopher J. Petti
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Patent number: 7812405Abstract: A semiconductor device includes a first interlayer insulating film formed above a semiconductor substrate, a first source line formed on the first interlayer insulating film, a second interlayer insulating film formed on the first source line, a plurality of bit lines formed on the second interlayer insulating film so as to extend in a direction, the bit lines being arranged at same width and same width, a third interlayer insulating film formed above the bit lines, a second source line formed on the third interlayer insulating film, and a source shunt line formed between the second and third interlayer insulating films, the source shunt line electrically connecting the first and second source lines to each other, the source shunt line being located between the bit lines so as to extend in the same direction as the bit lines, the source shunt line including a width same as the bit lines.Type: GrantFiled: August 8, 2007Date of Patent: October 12, 2010Assignee: Kabushiki Kaisha ToshibaInventor: Atsuhiro Suzuki
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Patent number: 7812406Abstract: A method for manufacturing a semiconductor device has forming a first insulating film on a semiconductor substrate, forming an electrode layer on said first insulating film, etching said electrode layer, said first insulating film and said semiconductor substrate of a first predetermined region to form a trench, burying an element-isolating insulating film in said trench, forming a second insulating film on said element-isolating insulating film and above said electrode layer, etching said second insulating film, said electrode layer and said element-isolating insulating film of a second predetermined region to form a gate pattern and a dummy pattern, forming a third insulating film for covering said gate pattern and said dummy pattern, and planarizing said third insulating film using said second insulating film as a stopper.Type: GrantFiled: October 15, 2008Date of Patent: October 12, 2010Assignee: Kabushiki Kaisha ToshibaInventor: Hideyuki Kinoshita
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Patent number: 7812407Abstract: A memory array with a row of strapping cells is provided. In accordance with embodiments of the present invention, strapping cells are positioned between two rows of a memory array. The strapping cells provide a P+ strap between N+ active areas of two memory cells in a column and provide an N+ strap between P+ active areas of two memory cells in a column of the memory array. The strapping cells provide an insulating structure between the two rows of the memory array and create a more uniform operation of the memory cells regardless of the positions of the memory cells within the memory array. In an embodiment, a dummy N-well may be formed along the outer edge of the memory array in a direction perpendicular to the row of strapping cells. Furthermore, transistors may be formed in the strapping cells to provide additional insulation between the strapped memory cells.Type: GrantFiled: February 1, 2010Date of Patent: October 12, 2010Assignee: Taiwan Semiconductor Manufacturing Company, Ltd.Inventor: Jhon-Jhy Liaw
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Integrated circuits with metal-oxide-semiconductor transistors having enhanced gate depletion layers
Patent number: 7812408Abstract: An integrated circuit is provided with groups of transistors that handle different maximum voltage levels. The transistors may be metal-oxide-semiconductor transistors having body, source, drain, and gate terminals. The gate of each transistor may have a gate insulator and a gate conductor. The gate conductor may be formed from a semiconductor such as polysilicon. Adjacent to the gate insulator, the polysilicon gate conductor may have a depletion layer. The depletion layer may have a thickness that is related to the doping level in the polysilicon gate conductor. By reducing the doping level in the polysilicon gates of some of the transistors, the equivalent oxide thickness of those transistors is increased, thereby enhancing their ability to withstand elevated voltages without experiencing gate oxide breakdown due to hot carrier injection effects.Type: GrantFiled: October 16, 2007Date of Patent: October 12, 2010Assignee: Altera CorporationInventors: Albert Ratnakumar, Peter J. McElheny -
Patent number: 7812409Abstract: A trenched semiconductor power device that includes a trenched gate disposed in an extended continuous trench surrounding a plurality of transistor cells wherein the layout of the trenched gate surrounding the transistor cells as closed cells having truncated corners or rounded corners. In an exemplary embodiment, the closed cells further includes a contact metal to contact a source and a body regions wherein the contact metal the trenched gate surrounding the transistor cell have a uniform space between them. In another exemplary embodiment, the semiconductor power device further includes a contact dopant region disposed below the contact metal to enhance an electrical contact between the metal contact and the source region and the body region, and the contact dopant region having substantially circular shape to achieve a uniform space between the contact dopant region and the trenched gate surrounding the closed cells.Type: GrantFiled: December 4, 2006Date of Patent: October 12, 2010Assignee: Force-MOS Technology Corp.Inventor: Fwu-Iuan Hshieh
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Patent number: 7812410Abstract: A microelectronic device, including at least one transistor including: on a substrate, a semiconductor zone with a channel zone covered with a gate dielectric zone, a mobile gate, suspended above the gate dielectric zone and separated from the gate dielectric zone by an empty space, which the gate is located at an adjustable distance from the gate dielectric zone, and a piezoelectric actuation device including a stack formed by at least one layer of piezoelectric material resting on a first biasing electrode, and a second biasing electrode resting on the piezoelectric material layer, wherein the gate is attached to the first biasing electrode and is in contact with the first biasing electrode, and the piezoelectric actuation device is configured to move the gate with respect to the channel zone.Type: GrantFiled: July 7, 2008Date of Patent: October 12, 2010Assignee: Commissariat a l'Energie AtomiqueInventors: Michael Collonge, Maud Vinet, Olivier Thomas
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Patent number: 7812411Abstract: The present invention provides a high-k gate dielectric/metal gate MOSFET that has a reduced parasitic capacitance. The inventive structure includes at least one metal oxide semiconductor field effect transistor (MOSFET) 100 located on a surface of a semiconductor substrate 12. The least one MOSFET 100 includes a gate stack including, from bottom to top, a high-k gate dielectric 28 and a metal-containing gate conductor 30. The metal-containing gate conductor 30 has gate corners 31 located at a base segment of the metal-containing gate conductor. Moreover, the metal-containing gate conductor 30 has vertically sidewalls 102A and 102B devoid of the high-k gate dielectric 28 except at the gate corners 31. A gate dielectric 18 laterally abuts the high-k gate dielectric 28 present at the gate corners 31 and a gate spacer 36 laterally abuts the metal-containing gate conductor 30.Type: GrantFiled: September 4, 2009Date of Patent: October 12, 2010Assignee: International Business Machines CorporationInventor: Kangguo Cheng
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Patent number: 7812412Abstract: According to the present invention, a semiconductor device having a field effect transistor is provided. The field effect transistor comprises a gate insulating film 2 formed on a semiconductor layer 1 and a gate electrode 5 formed on the gate insulating film 2. The gate insulating film 2 has a silicon oxide film including a metal element 4 and nitrogen 3, and characteristics of the silicon oxide film are modified by adding the metal element 4 and nitrogen 3. Respective concentration distributions of the metal element 4 and nitrogen 3 in the gate insulating film 2 have maximum values on an interface side between the gate insulating film 2 and the gate electrode 5, and gradually decrease toward the semiconductor layer 1.Type: GrantFiled: September 21, 2006Date of Patent: October 12, 2010Assignee: NEC CorporationInventors: Kouji Watanabe, Nobuyuki Ikarashi, Kouji Masuzaki
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Patent number: 7812413Abstract: A semiconductor device is disclosed. The device comprises a first MOSFET transistor. The transistor comprises a substrate, a first high-k dielectric layer upon the substrate, a first dielectric capping layer upon the first high-k dielectric, and a first gate electrode made of a semiconductor material of a first doping level and a first conductivity type upon the first dielectric capping layer. The first dielectric capping layer comprises Scandium.Type: GrantFiled: September 18, 2008Date of Patent: October 12, 2010Assignees: IMEC, Taiwan Semiconductor Manufacturing Company, Ltd.Inventors: Shih-Hsun Chang, Lars-Ake Ragnarsson
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Patent number: 7812414Abstract: A semiconductor structure and methods for forming the same are provided. The semiconductor structure includes a first MOS device of a first conductivity type and a second MOS device of a second conductivity type opposite the first conductivity type. The first MOS device includes a first gate dielectric on a semiconductor substrate; a first metal-containing gate electrode layer over the first gate dielectric; and a silicide layer over the first metal-containing gate electrode layer. The second MOS device includes a second gate dielectric on the semiconductor substrate; a second metal-containing gate electrode layer over the second gate dielectric; and a contact etch stop layer having a portion over the second metal-containing gate electrode layer, wherein a region between the portion of the contact etch stop layer and the second metal-containing gate electrode layer is substantially free from silicon.Type: GrantFiled: January 23, 2007Date of Patent: October 12, 2010Assignee: Taiwan Semiconductor Manufacturing Company, Ltd.Inventors: Yong-Tian Hou, Peng-Fu Hsu, Jin Ying, Kang-Cheng Lin, Kuo-Tai Huang, Tze-Liang Lee
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Patent number: 7812415Abstract: A semiconductor device including a gate insulating layer formed over a semiconductor substrate; a gate insulating layer pattern formed over an exposed uppermost surface of the semiconductor substrate along the same horizontal plane as the gate insulating layer; an isolation insulating layer formed over the gate insulating layer; a plurality of first gate conductive patterns formed over the gate insulating layer and the gate insulating layer pattern; a source/drain conductor formed over an exposed uppermost surface of the semiconductor substrate; a second gate conductive pattern formed over one of the plurality of the first gate conductive patterns that is provided over the gate insulating layer pattern; a plurality of salicide layers formed over the second gate conductive pattern, the source/drain conductor, and at least one of the plurality of first gate conductive patterns that are provided over the gate insulating layer; and a pair of spacers formed over the gate insulating layer pattern and on sidewalls oType: GrantFiled: November 23, 2007Date of Patent: October 12, 2010Assignee: Dongbu HiTek Co., Ltd.Inventor: Jeong-Ho Park
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Patent number: 7812416Abstract: Disclosed are methods for attaching an integrated circuit to a substrate, and in particular, a fused silica substrate, along with apparatus fabricated using the methods. Exemplary apparatus comprises a glass substrate, a metallic layer disposed on the substrate, and an integrated circuit eutectically bonded to the glass substrate via the metallic layer. The integrated circuit and fused silica substrate form part of a hermetic sensor. In an exemplary sensor, a first trench is formed in a first substrate. A second trench that is deeper than the first trench is formed in the first substrate. A first plurality of electrodes are formed in the first trench. An integrated circuit is attached to the first substrate within the second trench using a solder preform.Type: GrantFiled: May 15, 2007Date of Patent: October 12, 2010Assignee: CardioMEMS, Inc.Inventor: Christophe Courcimault
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Patent number: 7812417Abstract: To provide a small, thin and light-weighted composite sensor which can also detect light together with sound, vibration, pressure or acceleration by a single sensor. An electret capacitor type composite sensor is constituted by a casing 11, an electrode 12, a hole portion (which is a sound hole and also a light introduction hole) 22, a spacer 31, a vibration plate 41 having light transmissibility, a vibration plate ring 42, a printed board 6 and a semiconductor element 61. Further, a photoelectric conversion portion having a function of photoelectric effect is provided at a portion of the surface of the semiconductor element 61, light is conducted to the photoelectric conversion portion via the hole portion 22 and the vibration plate 41 having light transmissibility, and an electric signal generated by the photoelectromotive force is taken out independently from an electric signal generated by the change of the electrostatic capacitance of the electret capacitor.Type: GrantFiled: February 28, 2007Date of Patent: October 12, 2010Assignee: Panasonic CorporationInventor: Tatsuhiro Sawada
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Patent number: 7812418Abstract: An MEMS microphone package includes a circuit board and an MEMS microphone chip. The MEMS microphone chip, mounted on the circuit board, includes a substrate, an MEMS transducer formed on the substrate, and a readout circuit also formed on the substrate. The MEMS transducer generates a sound signal according to sound pressure variations. The readout circuit reads the sound signal from the MEMS transducer.Type: GrantFiled: July 29, 2008Date of Patent: October 12, 2010Assignee: Fortemedia, IncInventors: Wei-Chan Hsu, Li-Te Wu
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Patent number: 7812420Abstract: An integrated circuit device for converting an incident optical signal into an electrical signal comprises a semiconductor substrate, a well region formed inside the semiconductor substrate, a dielectric layer formed over the well region, and a layer of polysilicon for receiving the incident optical signal, formed over the dielectric layer, including a p-type portion, an n-type portion and an undoped portion disposed between the p-type and n-type portions, wherein the well region is biased to control the layer of polysilicon for providing the electrical signal.Type: GrantFiled: October 2, 2006Date of Patent: October 12, 2010Inventors: Yu-Da Shiu, Chyh-Yih Chang, Ming-Dou Ker, Che-Hao Chuang
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Patent number: 7812421Abstract: According to one described embodiment, a light emitting device structure includes an epitaxial contact layer disposed on an active region of the light emitting device structure, a multi-layer reflector disposed at least partially on the epitaxial contact layer, and conductive contacts abutting the epitaxial contact layer, the multi-layer reflector enclosing the conductive contacts.Type: GrantFiled: December 21, 2007Date of Patent: October 12, 2010Assignee: Palo Also Research Center IncorporatedInventors: Christopher L. Chua, Mark R. Teepe, Clifford Knollenberg, Zhihong Yang
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Patent number: 7812422Abstract: A thin-film fingerprint sensor package primarily comprises a fingerprint sensor chip, a plurality of bumps, a wiring film, an encapsulant and a metal base to mechanically hold the fingerprint sensor chip. A sensing area is formed on the active surface of the fingerprint sensor chip. The bumps are disposed on the active surface. The wiring film has an opening to expose the sensing area and comprises a plurality of leads bonded to the bumps. The wiring film further has a ground lead electrically connecting the fingerprint sensor chip to the metal base. Therefore, the fingerprint sensor package can provide ESD protection during fingerprint recognition to avoid the damage of the fingerprint sensor chip.Type: GrantFiled: April 27, 2007Date of Patent: October 12, 2010Assignee: Chipmos Technologies Inc.Inventors: Ming-Liang Huang, Yao-Jung Lee, Ming-Hsun Li
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Patent number: 7812423Abstract: An optical semiconductor includes a first semiconductor layer and at least one reflective element that is formed on the semiconductor layer. The at least one reflective element comprises alternating layers of high and low index layers. A crystalline semiconductor layer is formed on the at least one reflective element.Type: GrantFiled: August 12, 2004Date of Patent: October 12, 2010Assignee: Massachusetts Institute of TechnologyInventors: Felix Jan Grawert, Shoji Akiyama, Kazumi Wada, Franz X. Kaertner
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Patent number: 7812424Abstract: Structures and methods of forming moisture barrier capacitor on a semiconductor component are disclosed. The capacitor is located on the periphery of a semiconductor chip and includes an inner plate electrically connected to a voltage node, an outer plate with fins for electrically connecting to a different voltage node.Type: GrantFiled: December 21, 2007Date of Patent: October 12, 2010Assignee: Infineon Technologies AGInventors: Hans-Joachim Barth, Helmut Horst Tews
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Patent number: 7812425Abstract: A semiconductor device has a semiconductor substrate, and a capacitor which is provided on the upper side of the semiconductor substrate and composed of a lower electrode, an upper electrode and a dielectric film, the dielectric film being placed in between the lower electrode and the upper electrode, the lower electrode including a noble metal film, and a plurality of conductive oxide films formed in an islands arrangement on the noble metal film.Type: GrantFiled: September 30, 2008Date of Patent: October 12, 2010Assignee: Kabushiki Kaisha ToshibaInventors: Koji Yamakawa, Soichi Yamazaki
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Patent number: 7812426Abstract: A through-silicon via (TSV) enabled twisted pair is provided. A pair of complementary conductive lines is provided as a twisted pair. Each of the conductive lines of the twisted pair is formed by alternating conductive sections on opposing sides of a substrate. The alternating conductive sections are electrically coupled by at least in part a TSV. The conductive lines overlap or are entwined such the point at which the conductive lines cross, the conductive lines are on opposing sides of the substrate. The conductive lines are weaved in this manner for the length of the conductive trace.Type: GrantFiled: May 30, 2008Date of Patent: October 12, 2010Assignee: Taiwan Semiconductor Manufacturing Company, Ltd.Inventors: Mark Shane Peng, Clinton Chao, Chao-Shun Hsu
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Patent number: 7812427Abstract: A semiconductor component includes a semiconductor body and a second semiconductor zone of a first conductivity type that serves as a rear side emitter. The second semiconductor zone is preceded by a plurality of third semiconductor zones of a second conductivity type that is opposite to the first conductivity type. The third semiconductor zones are spaced apart from one another in a lateral direction. In addition, provided within the semiconductor body is a field stop zone spaced apart from the second semiconductor zone, thereby reducing an electric field in the direction toward the second semiconductor zone.Type: GrantFiled: June 4, 2007Date of Patent: October 12, 2010Assignee: Infineon Technologies AGInventors: Anton Mauder, Hans-Peter Felsl, Manfred Pfaffenlehner, Hans-Joachim Schulze
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Patent number: 7812428Abstract: Methods, systems, IC packages, and electrical devices for providing data security for ICs. A substrate-on-substrate connector grid array package with an electrical shield can protect sensitive information in a secure IC from being accessed by physical attacks. A current flow in the electrical shield can be monitored for disturbances which can indicate an attack on the IC package.Type: GrantFiled: December 5, 2007Date of Patent: October 12, 2010Assignee: Atmel Rousset S.A.S.Inventors: Alain Peytavy, Alexandre Croguennec
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Patent number: 7812429Abstract: A wire short-circuit defect during molding is prevented. A semiconductor device has a tab, a plurality of leads arranged around the tab, a semiconductor chip mounted over the tab, a plurality of wires electrically connecting the electrode pads of the semiconductor chip with the leads, and a molded body in which the semiconductor chip is resin molded. By further stepwise shortening the chip-side tip end portions of the leads as the first edge or side of the principal surface of the semiconductor chip goes away from the middle portion toward the both end portions thereof, and shortening the tip end portions of those of first leads corresponding to the middle portion of the first edge or side of the principal surface which are adjacent to second leads located closer to the both end portions of the first edge or side, the distances between second wires connected to the second leads and the tip end portions of the first leads adjacent to the second leads can be increased.Type: GrantFiled: November 7, 2008Date of Patent: October 12, 2010Assignee: Renesas Electronics CorporationInventors: Shigeki Tanaka, Kazuto Ogasawara
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Patent number: 7812430Abstract: A lead frame with downset baffle paddles and a semiconductor package utilizing the same are revealed. The lead frame primarily comprises a plurality of leads formed on a first plane, a baffle paddle formed on a second plane in parallel, and an internal tie bar formed between the first plane and the second plane. The internal tie bar has at least two or more windings such as “S” shaped to flexibly connect the baffle paddle to an adjacent one of the leads. Therefore, the internal tie bar can reduce the shifting and twisting of the connected lead during the formation of the downset of the baffle paddle.Type: GrantFiled: March 4, 2008Date of Patent: October 12, 2010Assignee: Powertech Technology Inc.Inventors: Chin-Fa Wang, Wan-Jung Hsieh, Yu-Mei Hsu
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Patent number: 7812431Abstract: A leadframe includes a die pad and a plurality of leads corresponding to the die pad. The die pad for supporting a die is formed with a plurality of sides, each of the sides having at least one recess portion and at least one protrusion portion. The leads are substantially coplanar to the die pad. The leads include a plurality of first leads and a plurality of second leads. The first leads extend into the recess portions respectively, and the second leads are aligned with the protrusion portions. The length of the first leads is greater than that of the second leads. The length of wires electrically connecting the die to the leads or the die pad can be adjusted by the sides of the leadframe with the recess portion and the protrusion portion having a dimension corresponding to the leads, so as to save the manufacture cost of the leadframe.Type: GrantFiled: June 5, 2008Date of Patent: October 12, 2010Assignee: Advanced Semiconductor Engineering, Inc.Inventors: Su-Tai Yang, Kuang-Chun Chou, Wen-Chi Cheng
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Patent number: 7812432Abstract: A chip package including a die pad, a plurality of leads, a chip, an adhesive, and a molding compound is provided. The die pad has a top surface and a bottom surface opposite to the top surface, wherein the die pad has a blocking portion disposed on the top surface, and the leads are disposed around the die pad. The chip is disposed on the top surface of the die pad surrounded by the blocking portion and is electrically connected to the leads. A top surface of the blocking portion is higher than the top surface of the die pad surrounded by the blocking portion. The adhesive is disposed between the chip and the die pad. The molding compound encapsulates the chip, a portion of the leads, and the die pad.Type: GrantFiled: November 11, 2008Date of Patent: October 12, 2010Assignee: ChipMOS Technologies Inc.Inventors: Po-Kai Hou, Chi-Jin Shih
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Patent number: 7812433Abstract: A package structure and an electronic device using the same are provided. The package structure includes a chip module and a cover. The chip module covered by the cover is used for receiving a first signal. The chip module includes a substrate, a heat sink and a first chip. The substrate has a first surface, a second surface and an opening. The first surface is opposite to the second surface. The opening penetrates the first surface and the second surface. The heat sink is disposed on the first surface of the substrate and covers the opening. The first chip is disposed on the heat sink and is positioned inside the opening. A bottom surface of the first chip flatly contacts the heat sink. The cover has a window element. The first signal passes through the window element to contact with the chip module.Type: GrantFiled: March 27, 2008Date of Patent: October 12, 2010Assignee: Advanced Semiconductor Engineering, Inc.Inventors: Mi-Cheng Cheng, Kuo-Hua Chen
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Patent number: 7812434Abstract: The present invention discloses a structure of package comprising: a substrate with a die receiving through hole; a base attached on a lower surface of the substrate; a die disposed within the die receiving through hole and attached on the base; a dielectric layer formed on the die and the substrate; a re-distribution layer (RDL) formed on the dielectric layer and coupled to the die; a protection layer formed over the RDL; and pluralities of pads formed on the protection layer and coupled to the RDL. The RDL is made from an alloy comprising Ti/Cu/Au alloy or Ti/Cu/Ni/Au alloy.Type: GrantFiled: January 3, 2007Date of Patent: October 12, 2010Assignee: Advanced Chip Engineering Technology IncInventor: Wen-Kun Yang
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Patent number: 7812435Abstract: An integrated circuit package-in-package system includes: mounting a first integrated circuit device over a substrate; mounting an integrated circuit package system having an inner encapsulation over the first integrated circuit device with a first offset; mounting a second integrated circuit device over the first integrated circuit device and adjacent to the integrated circuit package system; connecting the integrated circuit package system and the substrate; and forming a package encapsulation as a cover for the first integrated circuit device, the integrated circuit package system, and the second integrated circuit device.Type: GrantFiled: August 31, 2007Date of Patent: October 12, 2010Assignee: Stats Chippac Ltd.Inventors: Soo-San Park, BumJoon Hong, Sang-Ho Lee, Jong-Woo Ha
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Methods for stacking wire-bonded integrated circuit dice on flip-chip bonded integrated circuit dice
Patent number: 7812436Abstract: An inventive electronic device, such as a multi-chip module (MCM), a Single In-line Memory Module (SIMM), or a Dual In-line Memory Module (DIMM), includes a base, such as a printed circuit board, having a surface on which flip-chip pads and wire-bondable pads are provided. The flip-chip pads define an area on the surface of the base at least partially bounded by the wire-bondable pads. A first integrated circuit (IC) die is flip-chip bonded to the flip-chip pads, and a second IC die is back-side attached to the first IC die and ten wire-bonded to the wire-bondable pads. As a result, the flip-chip mounted first IC die is stacked with the second IC die in a simple, novel manner.Type: GrantFiled: August 25, 2008Date of Patent: October 12, 2010Assignee: Micron Technology, Inc.Inventor: James M. Wark