Patents Issued in July 31, 2012
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Patent number: 8232586Abstract: A silicon photon detector device and methodology are provided for detecting incident photons in a partially depleted floating body SOI field-effect transistor (310) which traps charges created by visible and mid infrared light in a floating body region (304) when the silicon photon detector is configured in a detect mode, and then measures or reads the resulting enhanced drain current with a current detector in a read mode.Type: GrantFiled: August 12, 2009Date of Patent: July 31, 2012Assignee: GlobalFoundries Inc.Inventors: Ronald M. Potok, Rama R. Goruganthu, Michael R. Bruce
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Patent number: 8232587Abstract: A method of forming a metal-insulator-metal capacitor has the following steps. A stack dielectric structure is formed by alternately depositing a plurality of second dielectric layers and a plurality of third dielectric layers. A wet etch selectivity of the second dielectric layer relative to said third dielectric layer is of at least 5:1. An opening is formed in the stack dielectric structure, and then a wet etch process is employed to remove relatively-large portions of the second dielectric layers and relatively-small portions of the third dielectric layers to form a plurality of lateral recesses in the second dielectric layers along sidewalls of the opening. A bottom electrode layer is formed to extend along the serrate sidewalls, a capacitor dielectric layer is formed on the bottom electrode layer, and a top electrode layer is formed on the capacitor dielectric layer.Type: GrantFiled: January 6, 2010Date of Patent: July 31, 2012Assignee: Taiwan Semiconductor Manufacturing Co., Ltd.Inventor: Kuo-Chi Tu
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Patent number: 8232588Abstract: Methods and apparatuses to increase a surface area of a memory cell capacitor are described. An opening in a second insulating layer deposited over a first insulating layer on a substrate is formed. The substrate has a fin. A first insulating layer is deposited over the substrate adjacent to the fin. The opening in the second insulating layer is formed over the fin. A first conducting layer is deposited over the second insulating layer and the fin. A third insulating layer is deposited on the first conducting layer. A second conducting layer is deposited on the third insulating layer. The second conducting layer fills the opening. The second conducting layer is to provide an interconnect to an upper metal layer. Portions of the second conducting layer, third insulating layer, and the first conducting layer are removed from a top surface of the second insulating layer.Type: GrantFiled: March 29, 2010Date of Patent: July 31, 2012Assignee: Intel CorporationInventors: Brian S. Doyle, Robert S. Chau, Vivek De, Suman Datta, Dinesh Somasekhar
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Patent number: 8232589Abstract: The gate tunnel leakage current is increased in the up-to-date process, so that it is necessary to reduce the gate tunnel leakage current in the LSI which is driven by a battery for use in a cellular phone and which needs to be in a standby mode at a low leakage current. In a semiconductor integrated circuit device, the ground source electrode lines of logic and memory circuits are kept at a ground potential in an active mode, and are kept at a voltage higher than the ground potential in an unselected standby mode. The gate tunnel leakage current can be reduced without destroying data.Type: GrantFiled: January 17, 2012Date of Patent: July 31, 2012Assignee: Renesas Electronics CorporationInventors: Kenichi Osada, Koichiro Ishibashi, Yoshikazu Saitoh, Akio Nishida, Masaru Nakamichi, Naoki Kitai
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Patent number: 8232590Abstract: Provided is a nonvolatile memory device. The nonvolatile memory device includes: a tunnel insulation layer on a semiconductor substrate; a floating gate electrode including a bottom gate electrode doped with carbon and contacting the tunnel insulation layer and a top gate electrode on the bottom gate electrode; a gate interlayer insulation layer on the floating gate electrode; and a control gate electrode on the gate interlayer insulation layer.Type: GrantFiled: July 2, 2010Date of Patent: July 31, 2012Assignee: Samsung Electronics Co., Ltd.Inventors: Byoungsun Ju, Sunggil Kim, Jintae Noh, Siyoung Choi, Kihyun Hwang
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Patent number: 8232591Abstract: An illuminating efficiency-increasable and light-erasable memory including a substrate, a memory device, many dielectric layers, and many cap layers is provided. The substrate includes a memory region. The memory device includes a select gate and a floating gate, and the select gate and the floating gate are disposed adjacently on the substrate in the memory region. The dielectric layers are disposed on the substrate and cover the memory device. The dielectric layers have an opening located above the floating gate. Each of the cap layers is disposed on each of the dielectric layers, respectively.Type: GrantFiled: April 28, 2009Date of Patent: July 31, 2012Assignee: United Microelectronics Corp.Inventors: Hung-Lin Shih, Wen-Ching Tsai, Yu-Hua Huang
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Patent number: 8232592Abstract: A semiconductor device includes a semiconductor substrate in which a first trench is formed and a second trench is formed at the middle portions of the first trench; and a first ion implantation layer that is formed on the surface of the semiconductor substrate and on the bottom of the first trench, the portions formed on the bottom of the first trench being spaced from each other by the second trench. A gate is formed from the bottom of the both side walls of the first trench to the middle portions thereof; a drift region is formed at both side walls of the first trench over the second trench; and a second ion implantation layer formed on the inner surface of the second trench.Type: GrantFiled: December 9, 2009Date of Patent: July 31, 2012Assignee: Dongbu HiTek Co., Ltd.Inventor: Chul-Jin Yoon
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Patent number: 8232593Abstract: A power semiconductor device according to an embodiment of the present invention includes a first semiconductor layer of a first or second conductivity type, a second semiconductor layer of the first conductivity type formed on the first semiconductor layer, a third semiconductor layer of the second conductivity type selectively formed on a surface of the second semiconductor layer, at least one trench formed in a periphery of the third semiconductor layer on the surface of the second semiconductor layer, a depth of a bottom surface of the at least one trench being deeper than a bottom surface of the third semiconductor layer, and shallower than a top surface of the first semiconductor layer, and some or all of the at least one trench being in contact with a side surface of the third semiconductor layer, at least one insulator buried in the at least one trench, a first main electrode electrically connected to the first semiconductor layer, and a second main electrode electrically connected to the third semicoType: GrantFiled: February 26, 2010Date of Patent: July 31, 2012Assignee: Kabushiki Kaisha ToshibaInventors: Wataru Saito, Syotaro Ono, Hiroshi Ohta, Munehisa Yabuzaki, Nana Hatano, Miho Watanabe
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Patent number: 8232594Abstract: A semiconductor device includes an isolation layer formed on and/or over a semiconductor substrate to define an isolation layer, a drift area formed in an active area separated by the isolation layer, a pad nitride layer pattern formed in a form of a plate on the drift area, and a gate electrode having step difference between lateral sides thereof due to the pad nitride layer pattern.Type: GrantFiled: December 21, 2009Date of Patent: July 31, 2012Assignee: Dongbu HiTek Co., Ltd.Inventor: Hyun-Tae Kim
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Patent number: 8232595Abstract: In a high frequency amplifying MOSFET having a drain offset region, the size is reduced and the on-resistance is decreased by providing conductor plugs 13 (P1) for leading out electrodes on a source region 10, a drain region 9 and leach-through layers 3 (4), to which a first layer wirings 11a, 11d (M1) are connected and, further, backing second layer wirings 12a to 12d are connected on the conductor plugs 13 (P1) to the first layer wirings 11s, 11d (M1).Type: GrantFiled: May 19, 2011Date of Patent: July 31, 2012Assignee: Renesas Electronics CorporationInventors: Yutaka Hoshino, Shuji Ikeda, Isao Yoshida, Shiro Kamohara, Megumi Kawakami, Tomoyuki Miyake, Masatoshi Morikawa
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Patent number: 8232596Abstract: A method for fabrication of a semiconductor device is provided. A first type doped body region is formed in a first type substrate. A first type heavily-doped region is formed in the first type doped body region. A second type well region and second type bar regions are formed in the first type substrate with the second type bar regions between the second type well region and the first type doped body region. The first type doped body region, the second type well region, and each of the second type bar regions are separated from each other by the first type substrate. The second type bar regions are inter-diffused to form a second type continuous region adjoining the second type well region. A second type heavily-doped region is formed in the second type well region.Type: GrantFiled: April 17, 2009Date of Patent: July 31, 2012Assignee: Vanguard International Semiconductor CorporationInventors: Shang-Hui Tu, Hung-Shern Tsai
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Patent number: 8232597Abstract: Embodiments of the present invention provide for the removal of excess carriers from the body of active devices in semiconductor-on-insulator (SOI) structures. In one embodiment, a method of fabricating an integrated circuit is disclosed. In one step, an active device is formed in an active layer of a semiconductor-on-insulator wafer. In another step, substrate material is removed from a substrate layer disposed on a back side of the SOI wafer. In another step, an insulator material is removed from a back side of the SOI wafer to form an excavated insulator region. In another step, a conductive layer is deposited on the excavated insulator region. Depositing the conductive layer puts it in physical contact with a body of an active device in a first portion of the excavated insulator region. The conductive layer then couples the body to a contact in a second detached portion of the excavated insulator region.Type: GrantFiled: July 14, 2010Date of Patent: July 31, 2012Assignee: IO Semiconductor, Inc.Inventors: Michael A. Stuber, Stuart B. Molin, Paul A. Nygaard
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Patent number: 8232598Abstract: To provide a display device which can realize high performance of a field-effect transistor which forms a pixel of the display device and which can achieve improvement in an aperture ratio of a pixel, which has been reduced due to increase in the number of field-effect transistors, and reduction in the area of the field-effect transistor which occupies the pixel, without depending on a microfabrication technique of the field-effect transistor, even when the number of field-effect transistors in the pixel is increased. A display device is provided with a plurality of pixels in which a plurality of field-effect transistors including a semiconductor layer which is separated from a semiconductor substrate and is bonded to a supporting substrate having an insulating surface are stacked with a planarization layer interposed therebetween.Type: GrantFiled: September 15, 2008Date of Patent: July 31, 2012Assignee: Semiconductor Energy Laboratory Co., Ltd.Inventors: Shunpei Yamazaki, Ikuko Kawamata, Atsushi Miyaguchi
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Patent number: 8232599Abstract: An integrated circuit is provided that integrates an bulk FET and an SOI FET on the same chip, where the bulk FET includes a gate conductor over a gate oxide formed over a bulk substrate, where the gate dielectric of the bulk FET has the same thickness and is substantially coplanar with the buried insulating layer of the SOI FET. In a preferred embodiment, the bulk FET is formed from an SOI wafer by forming bulk contact trenches through the SOI layer and the buried insulating layer of the SOI wafer adjacent an active region of the SOI layer in a designated bulk device region. The active region of the SOI layer adjacent the bulk contact trenches forms the gate conductor of the bulk FET which overlies a portion of the underlying buried insulating layer, which forms the gate dielectric of the bulk FET.Type: GrantFiled: January 7, 2010Date of Patent: July 31, 2012Assignee: International Business Machines CorporationInventors: Anthony I. Chou, Arvind Kumar, Shreesh Narasimha, Ning Su, Huiling Shang
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Patent number: 8232600Abstract: A semiconductor integrated circuit includes: a well 35 of a first conductivity type formed on a substrate 37; a first external terminal 10, a second external terminal 11, and a third external terminal 12 provided above the substrate 37; a first protection circuit 20 provided on an electrical path between the first external terminal 10 and the second external terminal 11; a second protection circuit 21 provided on an electrical path between the second external terminal 11 and the third external terminal 12; and a third protection circuit 22 provided on an electrical path between the third external terminal 12 and the first external terminal 10. A guard ring 40 is formed continuously in the well to surround at least two circuits among the first, second, and third protection circuits 20, 21, and 22, formed on the well 35.Type: GrantFiled: February 23, 2010Date of Patent: July 31, 2012Assignee: Panasonic CorporationInventors: Katsuya Arai, Toshihiro Kougami, Hiroaki Yabu
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Patent number: 8232601Abstract: The present invention relates a transient voltage suppressor (TVS) for directional ESD protection. The TVS includes: a conductivity type substrate; a first type lightly doped region, having a first type heavily doped region arranged therein; a second type lightly doped region, having a second type heavily doped region and a third type heavily doped region arranged therein; a third type lightly doped region, having a fourth type heavily doped region arranged therein; a plurality of closed isolation trenches, arranged on the conductivity type substrate, wherein at least one of the plurality of closed isolation trenches is neighbored one of the type lightly doped regions; and a first pin. Accordingly, the TVS of present invention may adaptively provide effective ESD protection under positive and negative ESD stresses, improve the efficiency of ESD protection within the limited layout area.Type: GrantFiled: May 18, 2012Date of Patent: July 31, 2012Assignee: Amazing Microelectronic Corp.Inventors: Kun-Hsien Lin, Che-Hao Chuang, Ryan Hsin-Chin Jiang
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Patent number: 8232602Abstract: The present invention includes a circuit structure for ESD protection and methods of making the circuit structure. The circuit structure can be used in an ESD protection circuitry to protect certain devices in an integrated circuit, and can be fabricated without extra processing steps in addition to the processing steps for fabricating the ESD protected devices in the integrated circuit.Type: GrantFiled: February 23, 2007Date of Patent: July 31, 2012Assignee: Altera CorporationInventors: Yowjuang (Bill) Liu, Cheng Huang
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Patent number: 8232603Abstract: A gated diode structure and a method for fabricating the gated diode structure use a relaxed liner that is derived from a stressed liner that is typically used within the context of a field effect transistor formed simultaneously with the gated diode structure. The relaxed liner is formed incident to treatment, such as ion implantation treatment, of the stressed liner. The relaxed liner provides improved gated diode ideality in comparison with the stressed liner, absent any gated diode damage that may occur incident to stripping the stressed liner from the gated diode structure while using a reactive ion etch method.Type: GrantFiled: February 9, 2010Date of Patent: July 31, 2012Assignee: International Business Machines CorporationInventors: Anthony I. Chou, Gregory G. Freeman, Kevin McStay, Shreesh Narasimha
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Patent number: 8232604Abstract: A transistor is provided that includes a silicon layer including a source region and a drain region, a gate stack disposed on the silicon layer between the source region and the drain region, and a sidewall spacer disposed on sidewalls of the gate stack. The gate stack includes a first layer of high dielectric constant material, a second layer comprising a metal or metal alloy, and a third layer comprising silicon or polysilicon. The sidewall spacer includes a high dielectric constant material and covers the sidewalls of at least the second and third layers of the gate stack. Also provided is a method for fabricating such a transistor.Type: GrantFiled: May 1, 2008Date of Patent: July 31, 2012Assignee: International Business Machines CorporationInventors: Leland Chang, Isaac Lauer, Jeffrey W. Sleight
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Patent number: 8232605Abstract: The present invention relates to a method for gate leakage reduction and Vt shift control, in which a first ion implantation is performed on PMOS region and NMOS region of a substrate to implant fluorine ions, carbon ions, or both in the gate dielectric or the semiconductor substrate, and a second ion implantation is performed only on the NMOS region of the substrate to implant fluorine ions, carbon ions, or both in the gate dielectric or the semiconductor substrate in the NMOS region, with the PMOS region being covered by a mask layer. Thus, the doping concentrations obtained by the PMOS region and the NMOS region are different to compensate the side effect caused by the different equivalent oxide thickness and to avoid the Vt shift.Type: GrantFiled: December 17, 2008Date of Patent: July 31, 2012Assignee: United Microelectronics Corp.Inventors: Chien-Liang Lin, Yu-Ren Wang, Wu-Chun Kao, Ying-Hsuan Li, Ying-Wei Yen, Shu-Yen Chan
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Patent number: 8232606Abstract: A high-k dielectric and metal gate stack with minimal overlap with an adjacent oxide isolation region and related methods are disclosed. One embodiment of the gate stack includes a high dielectric constant (high-k) dielectric layer, a tuning layer and a metal layer positioned over an active region defined by an oxide isolation region in a substrate, wherein an outer edge of the high-k dielectric layer, the tuning layer and the metal layer overlaps the oxide isolation region by less than approximately 200 nanometers. The gate stack and related methods eliminate the regrowth effect in short channel devices by restricting the amount of overlap area between the gate stack and adjacent oxide isolation regions.Type: GrantFiled: June 1, 2011Date of Patent: July 31, 2012Assignee: International Business Machines CorporationInventors: Michael P. Chudzik, William K. Henson, Renee T. Mo, Jeffrey Sleight
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Patent number: 8232607Abstract: A self-aligned gate cap dielectric can be employed to form a self-aligned contact to a diffusion region, while preventing electrical short with a gate conductor due to overlay variations. In one embodiment, an electroplatable or electrolessly platable metal is selectively deposited on conductive materials in a gate electrode, while the metal is not deposited on dielectric surfaces. The metal portion on top of the gate electrode is converted into a gate cap dielectric including the metal and oxygen. In another embodiment, a self-assembling monolayer is formed on dielectric surfaces, while exposing metallic top surfaces of a gate electrode. A gate cap dielectric including a dielectric oxide is formed on areas not covered by the self-assembling monolayer. The gate cap dielectric functions as an etch-stop structure during formation of a via hole, so that electrical shorting between a contact via structure formed therein and the gate electrode is avoided.Type: GrantFiled: November 23, 2010Date of Patent: July 31, 2012Assignee: International Business Machines CorporationInventors: Lisa F. Edge, Balasubramanian S. Haran
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Patent number: 8232608Abstract: A semiconductor device with a high-voltage transistor and a low-voltage transistor includes an isolation insulating film between a first element region of the high-voltage transistor and a second element region of the low-voltage transistor, a first gate insulating film on a semiconductor substrate in the first element region, a first gate electrode on the first gate insulating film, a second gate insulating film on the semiconductor substrate in the second element region, and a second gate electrode on the second gate insulating film. The isolation insulating film includes a first isolation region adjacent to a surrounding area of the first element region and a second isolation region adjacent to a surrounding area of the second element region. A bottom of the second isolation region is lower than a bottom of the first isolation region. The first gate insulating film is thicker than the second gate insulating film.Type: GrantFiled: July 13, 2009Date of Patent: July 31, 2012Assignee: Kabushiki Kaisha ToshibaInventors: Yoshiko Kato, Hiroyuki Kutsukake
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Patent number: 8232609Abstract: A semiconductor device includes: a semiconductor substrate; an impurity-doped region at a top surface of the semiconductor substrate; an insulating region located around the impurity-doped region on the top surface of the semiconductor substrate; a gate electrode on the impurity-doped region; a first electrode and a second electrode located on the impurity-doped region, sandwiching the gate electrode; a first pad located on the insulating region and connected to the gate electrode; a second pad facing the first pad across the impurity-doped region, on the insulating region, and connected to the second electrode; and a conductor located between the first electrode and the second pad on the insulating region.Type: GrantFiled: July 1, 2010Date of Patent: July 31, 2012Assignee: Mitsubishi Electric CorporationInventors: Tetsuo Kunii, Hirotaka Amasuga, Yoshitsugu Yamamoto, Youichi Nogami
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Patent number: 8232610Abstract: In a power MISFET having a trench gate structure with a dummy gate electrode, a technique is provided for improving the performance of the power MISFET, while preventing electrostatic breakdown of a gate insulating film therein. A power MISFET having a trench gate structure with a dummy gate electrode, and a protective diode are formed on the same semiconductor substrate. The protective diode is provided between a source electrode and a gate interconnection. In a manufacturing method of such a semiconductor device, a polycrystalline silicon film for the dummy gate electrode and a polycrystalline silicon film for the protective diode are formed simultaneously. A source region of the power MISFET and an n+-type semiconductor region of the protective diode are formed in the same step.Type: GrantFiled: September 1, 2010Date of Patent: July 31, 2012Assignee: Renesas Electronics CorporationInventors: Yoshito Nakazawa, Yuji Yatsuda
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Patent number: 8232611Abstract: Improved high quality gate dielectrics and methods of preparing such dielectrics are provided. Preferred dielectrics comprise a rare earth doped dielectric such as silicon dioxide or silicon oxynitride. In particular, cerium doped silicon dioxide shows an unexpectedly high charge-to-breakdown QBD, believed to be due to conversion of excess hot electron energy as photons, which reduces deleterious hot electron effects such as creation of traps or other damage. Rare earth doped dielectrics therefore have particular application as gate dielectrics or gate insulators for semiconductor devices such as floating gate MOSFETs, as used in as flash memories, which rely on electron injection and charge transfer and storage.Type: GrantFiled: June 14, 2010Date of Patent: July 31, 2012Assignee: Group IV Semiconductor, Inc.Inventors: Carla Miner, Thomas MacElwee, Marwan Albarghouti
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Patent number: 8232612Abstract: A semiconductor structure. The structure includes (i) a semiconductor substrate which includes a channel region, (ii) first and second source/drain regions on the semiconductor substrate, (iii) a gate dielectric region, and (iv) a gate electrode region, (v) a plurality of interconnect layers on the gate electrode region, and (vi) first and second spaces. The gate dielectric region is disposed between and in direct physical contact with the channel region and the gate electrode region. The gate electrode region is disposed between and in direct physical contact with the gate dielectric region and the interconnect layers. The first and second spaces are in direct physical contact with the gate electrode region. The first space is disposed between the first source/drain region and the gate electrode region. The second space is disposed between the second source/drain region and the gate electrode region.Type: GrantFiled: December 23, 2009Date of Patent: July 31, 2012Assignee: International Business Machines CorporationInventors: James William Adkisson, Michael P. Chudzik, Jeffrey Peter Gambino, Renee T. Mo, Naim Moumen
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Patent number: 8232613Abstract: Example embodiments relate to a method of forming a germanium (Ge) silicide layer, a semiconductor device including the Ge silicide layer, and a method of manufacturing the semiconductor device. A method of forming a Ge silicide layer according to example embodiments may include forming a metal layer including vanadium (V) on a silicon germanium (SiGe) layer. The metal layer may have a multiple-layer structure and may further include at least one of platinum (Pt) and nickel (Ni). The metal layer may be annealed to form the germanium silicide layer. The annealing may be performed using a laser spike annealing (LSA) method.Type: GrantFiled: November 3, 2010Date of Patent: July 31, 2012Assignee: Samsung Electronics Co., Ltd.Inventors: Chang-wook Moon, Hyun-deok Yang, Joong S. Jeon, Hwa-sung Rhee, Nae-in Lee, Weiwei Chen
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Patent number: 8232614Abstract: A package system includes a first substrate structure including at least one first conductive structure that is disposed over a first substrate. A second substrate structure includes a second substrate. The second substrate structure is bonded with the first substrate structure. The at least one first conductive structure is electrically coupled with the second substrate through at least one germanium-containing layer.Type: GrantFiled: March 8, 2011Date of Patent: July 31, 2012Assignee: Taiwan Semiconductor Manufacturing Company, Ltd.Inventors: Chia-Hua Chu, Kuei-Sung Chang, Chung-Hsien Lin, Chia-Ming Hung, Jung-Huei Peng, Yi Heng Tsai, Jiou-Kang Lee
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Patent number: 8232615Abstract: A device includes: a lead frame having an aperture in a central portion thereof; at least one acoustic transducer mounted on the lead frame above the aperture and configured to convert between acoustic energy and an electrical signal with low signal losses; a housing connected to the lead frame and including a base portion on a same side of the lead frame as the acoustic transducer; an amplifier is provided on a base portion of the housing in close proximity to the acoustic transducer; and a lid configured together with the base portion of the housing to define a cavity, wherein the acoustic transducer and the amplifier are closely positioned within the MEMS device cavity.Type: GrantFiled: February 23, 2010Date of Patent: July 31, 2012Assignee: Avago Technologies Wireless IP (Singapore) Pte. Ltd.Inventors: Timothy Leclair, Steve Martin, Bruce Beaudry
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Patent number: 8232616Abstract: A solid state imaging device includes an array of pixels, each of the pixels includes: a pixel electrode; an organic layer; a counter electrode; a sealing layer; a color filter; and a readout circuit as defined herein, the photoelectric layer contains an organic p type semiconductor and an organic n type semiconductor, an ionization potential of the charge blocking layer and an electron affinity of the organic n type semiconductor in the photoelectric layer have a difference of at least 1 eV, and the solid-state imaging device further includes a transparent partition wall between adjacent color filters of adjacent pixels of the array of pixels, the partition wall being made from a transparent material having a lower refractive index than a material forming the color filters.Type: GrantFiled: August 27, 2010Date of Patent: July 31, 2012Assignee: Fujifilm CorporationInventors: Yoshiki Maehara, Takashi Goto, Hideyuki Suzuki, Daigo Sawaki
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Patent number: 8232617Abstract: Flexible lateral p-i-n (“PIN”) diodes, arrays of flexible PIN diodes and imaging devices incorporating arrays of PIN diodes are provided. The flexible lateral PIN diodes are fabricated from thin, flexible layers of single-crystalline semiconductor. A plurality of the PIN diodes can be patterned into a single semiconductor layer to provide a flexible photodetector array that can be formed into a three-dimensional imaging device.Type: GrantFiled: June 4, 2009Date of Patent: July 31, 2012Assignee: Wisconsin Alumni Research FoundationInventors: Zhenqiang Ma, Max G. Lagally, Hao-Chih Yuan
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Patent number: 8232618Abstract: Disclosed are embodiments of a semiconductor structure having a contact-level air gap within the interlayer dielectrics above a semiconductor device in order to minimize parasitic capacitances (e.g., contact-to-contact capacitance, contact-to-diffusion region capacitance, gate-to-contact capacitance, gate-to-diffusion region capacitance, etc.). Specifically, the structure can comprise a semiconductor device on a substrate and at least three dielectric layers stacked above the semiconductor device. An air gap is positioned with the second dielectric layer aligned above the semiconductor device and extending vertically from the first dielectric layer to the third dielectric layer. Also disclosed are embodiments of a method of forming such a semiconductor structure using a self-assembly approach.Type: GrantFiled: August 11, 2010Date of Patent: July 31, 2012Assignee: International Business Machines CorporationInventors: Gregory Breyta, David V. Horak, Elbert E. Huang, Charles W. Koburger, III, Douglas C. La Tulipe, Jr., Shom Ponoth
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Patent number: 8232619Abstract: Provided is a semiconductor integrated circuit. The semiconductor integrated circuit comprises: a pair of interconnections; a fuse connecting the pair of interconnections; and one or more heat dissipation patterns connecting the pair of interconnections and are disposed around the fuse.Type: GrantFiled: July 14, 2010Date of Patent: July 31, 2012Assignee: SK Hynix Inc.Inventors: Young Hee Yoon, Jun Gi Choi, Sang Hoon Shin
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Patent number: 8232620Abstract: A structure. The structure includes: a substrate; a first electrode in the substrate; a dielectric layer on top of the substrate and the electrode; a second dielectric layer on the first dielectric layer, said second dielectric layer comprising a second dielectric material; a fuse element buried in the first dielectric layer, wherein the fuse element (i) physically separates, (ii) is in direct physical contact with both, and (iii) is sandwiched between a first region and a second region of the dielectric layer; and a second electrode on top of the fuse element, wherein the first electrode and the second electrode are electrically coupled to each other through the fuse element.Type: GrantFiled: August 30, 2010Date of Patent: July 31, 2012Assignee: International Business Machines CorporationInventors: Louis Lu-Chen Hsu, Jack Allan Mandelman, William Robert Tonti, Chih-Chao Yang
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Patent number: 8232621Abstract: When letters are written with a ballpoint pen, pen pressure is greater than or equal to 10 MPa. The IC tag embedded in the paper base material is required to withstand such pen pressure. An integrated circuit including a functional circuit which transmits and receive, performs arithmetic of, and stores information is thinned, and also, when the integrated circuit and a structural body provided with an antenna or a wiring are attached, a second structural body formed of ceramics or the like is also attached to at the same time. When the second structural body formed of ceramics or the like is used, resistance to pressing pressure or bending stress applied externally can be realized. Further, a part of passive elements included in the integrated circuit can be transferred to the second structural body, which leads to reduction in area of the semiconductor device.Type: GrantFiled: July 24, 2007Date of Patent: July 31, 2012Assignee: Semiconductor Energy Laboratory Co., Ltd.Inventors: Shunpei Yamazaki, Yasuyuki Arai
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Patent number: 8232622Abstract: A stacked-chip device includes a first inductive chip having a first function, a second inductive chip having a second function different from the first function, which is stacked on the first inductive chip, and a third inductive chip having the second function, which is stacked on the second inductive chip. Each of the first, second and third inductive chips has transmitting inductors which transmit data and receiving inductors which receive data. The transmitting inductors and the receiving inductors are disposed in line symmetry to an axis of symmetry. The axes of symmetry of the first, second and third inductive chips are overlapped. Each of the second and third inductive chips is disposed in upside-down or back to front to the first inductive chip.Type: GrantFiled: August 25, 2009Date of Patent: July 31, 2012Assignee: Kabushiki Kaisha ToshibaInventor: Yukihiro Urakawa
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Patent number: 8232623Abstract: A conventional semiconductor device has a problem that, when a vertical PNP transistor as a power semiconductor element is used in a saturation region, a leakage current into a substrate is generated. In a semiconductor device of the present invention, two P type diffusion layers as a collector region are formed around an N type diffusion layer as a base region. One of the P type diffusion layers is formed to have a lower impurity concentration and a narrower diffusion width than the other P type diffusion layer. In this structure, when a vertical PNP transistor is turned on, a region where the former P type diffusion layer is formed mainly serves as a parasite current path. Thus, a parasitic transistor constituted of a substrate, an N type buried layer and a P type buried layer is prevented from turning on, and a leakage current into the substrate is prevented.Type: GrantFiled: December 12, 2008Date of Patent: July 31, 2012Inventors: Keiji Mita, Masao Takahashi, Takao Arai
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Patent number: 8232624Abstract: A semiconductor structure includes a semiconductor substrate having a first region of a first polarity and a second region of a second polarity adjacent to the first region; and a first terminal including: a first deep trench located in the first region, a first node dielectric abutting all but an upper portion of sidewalls and a bottom of the first deep trench; a first conductive inner electrode inside the first node dielectric and electrically insulated from the first region by the first node dielectric; and a first electrical contact electrically coupling the first conductive inner electrode to the first region.Type: GrantFiled: September 14, 2009Date of Patent: July 31, 2012Assignee: International Business Machines CorporationInventors: David M. Fried, Joseph E. Nowak
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Patent number: 8232625Abstract: The present invention generally relates to a circuit structure and a method of manufacturing a circuit, and more specifically to an electrostatic discharge (ESD) circuit with a through wafer via structure and a method of manufacture. An ESD structure includes an ESD active device and at least one through wafer via structure providing a low series resistance path for the ESD active device to a substrate. An apparatus includes an input, at least one power rail and an ESD circuit electrically connected between the input and the at least one power rail, wherein the ESD circuit comprises at least one through wafer via structure providing a low series resistance path to a substrate. A method, includes forming an ESD active device on a substrate, forming a ground plane on a backside of the substrate and forming at least one through wafer via electrically connected to a negative power supply of the ESD active device and the ground plane to provide a low series resistance path to the substrate.Type: GrantFiled: March 26, 2009Date of Patent: July 31, 2012Assignee: International Business Machines CorporationInventor: Steven H. Voldman
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Patent number: 8232626Abstract: An electronic or micromechanical device having first (11) and second (12) surfaces and a via extending through the device from the first surface to the second surface. The via comprises integrally formed first (84, 86), second (82) and third (88) portions. The first portion (84, 86) extends from the first surface (11) to the second surface (12). The second portion (82) extends over a part of the first surface (11) of the device. The third portion (88) extends over a part of the second surface (12) of the device. Preferably the first portion comprises first and second parts, the second part extending through an active region of the device and having a narrower width than the first part. A method of forming and filling the via is also disclosed.Type: GrantFiled: June 14, 2010Date of Patent: July 31, 2012Assignee: Hong Kong Applied Science & Technology Research Institute Co. Ltd.Inventors: Yat Kit Tsui, Dan Yang, Xunqing Shi
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Patent number: 8232627Abstract: Disclosed is an integrated circuit device having series-connected planar or non-planar field effect transistors (FETs) with integrated voltage equalization and a method of forming the device. The series-connected FETs comprise gates positioned along a semiconductor body to define the channel regions for the series-connected FETs. Source/drain regions are located within the semiconductor body on opposing sides of the channel regions such that each portion of the semiconductor body between adjacent gates comprises one source/drain region for one field effect transistor abutting another source/drain region for another field effect transistor. Integrated voltage equalization is achieved through a conformal conductive layer having a desired resistance and positioned over the series-connected FETs such that it is electrically isolated from the gates, but in contact with the source/drain regions within the semiconductor body.Type: GrantFiled: September 21, 2009Date of Patent: July 31, 2012Assignee: International Business Machines CorporationInventors: Andres Bryant, Edward J. Nowak
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Patent number: 8232628Abstract: A method for manufacturing a microelectronic package (1) comprises the steps of providing two parts (13, 14) comprising electrically insulating material such as plastic; providing members (21, 22, 23) comprising electrically conductive material; providing a microelectronic device (30); positioning the electrically conductive members (21, 22, 23) and the microelectronic device (30) on the electrically insulating parts (13, 14); and placing the electrically insulating parts (13, 14) against each other, wherein the microelectronic device (30) and portions of the electrically conductive members (21, 22, 23) are sandwiched between the electrically insulating parts (13, 14). The electrically conductive members (21, 22, 23) are intended to be used for realizing contact of the microelectronic device (30) arranged inside the package (1) to the external world.Type: GrantFiled: December 30, 2008Date of Patent: July 31, 2012Assignee: NXP B.V.Inventors: Paulus M. C. Hesen, Antonius J. G. M. van den Berk, Richard van Lieshout
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Patent number: 8232629Abstract: It is made for the layout of the mounting wiring at the time of mounting to become efficient by changing the structure of a semiconductor device. A first chip is mounted on a first die pad, and a second chip is also mounted on a second die pad. A first die pad and a second die pad do division structure in parallel to the first side and second side of sealing body 40. As a result, the pin for an output from a first chip and the pin for control of the circuit for a drive can make it able to project from a counter direction, and can set the wiring layout at the time of mounting as the minimum route.Type: GrantFiled: August 20, 2007Date of Patent: July 31, 2012Assignee: Renesas Electronics CorporationInventors: Nobuya Koike, Atsushi Fujiki, Norio Kido, Yukihiro Sato, Hiroyuki Nakamura
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Patent number: 8232630Abstract: Even when a mold part of an IC module is exposed from an opening provided in a substrate of an inlay, occurrence of malfunction, communication disorders or the like of the IC module due to the influence of an external impact or the like is prevented. By combining a sealing member including an insulating layer and an adhesive layer in a stacked manner to a shape covering a mold part of the IC module, occurrence of malfunction, communication disorders or the like of the IC module is prevented even if there is an influence of an external impact or the like. Meanwhile, by providing a sealing member, concentration of stress on the mold part in a line pressure test is alleviated by limiting the size of the sealing member, and also occurrence of cracks in the mold part can be prevented.Type: GrantFiled: March 23, 2011Date of Patent: July 31, 2012Assignee: Toppan Printing Co., Ltd.Inventors: Yutaka Ohira, Chiaki Ishioka
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Patent number: 8232631Abstract: A method of manufacturing a semiconductor package includes forming a protection layer on a support plate, stacking substrates on the protection layer, electrically connecting the substrates to each other, forming a molding layer on the support plate, and removing the support plate while the protection layer remains on the substrates. The stacked substrates are offset from adjacent substrates.Type: GrantFiled: October 26, 2009Date of Patent: July 31, 2012Assignee: SAMSUNG Electronics Co., Ltd.Inventor: Yun-Rae Cho
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Patent number: 8232632Abstract: An electrical interconnect assembly for electrically interconnecting terminals on a first circuit member with terminals on a second circuit member. The electrical interconnect assembly includes a housing having a plurality of through openings extending between a first surface and a second surface. A plurality of composite contacts are positioned in a plurality of the through openings. The composite contacts include a conductive member having a central portion and at least first and second interface portions. One or more polymeric layers extend along at least the central portion conductive member. One or more coupling features on the composite contacts engage with the housing. At least one engagement feature formed in the polymeric layers proximate the first interface portion mechanically couples with the terminals on the first circuit member.Type: GrantFiled: October 20, 2011Date of Patent: July 31, 2012Assignee: R&D Sockets, Inc.Inventor: James J. Rathburn
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Patent number: 8232633Abstract: The image sensor package with dual substrates comprises a first substrate with a die receiving opening and a plurality of first through hole penetrated through the first substrate; a second substrate with a die opening window and a plurality of second through hole penetrated through the second substrate, formed on the first substrate. A part of the second wiring pattern is coupled to a part of the third wiring pattern; an image die having conductive pads and sensing array received within the die receiving opening and the sensing array being exposed by the die opening window; and a through hole conductive material refilled into the plurality of second through hole, some of the plurality of second through hole coupling to the conductive pads of the image sensor.Type: GrantFiled: November 4, 2011Date of Patent: July 31, 2012Assignee: King Dragon International Inc.Inventor: Wen-Kun Yang
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Patent number: 8232634Abstract: A semiconductor chip is mounted on a heat sink disposed inside a through-hole of a wiring board, electrodes of the semiconductor chip and connecting terminals of the wiring board are connected by bonding wires, a sealing resin is formed to cover the semiconductor chip and the bonding wires, and solder balls are formed on the lower surface of the wiring board, thereby constituting the semiconductor device. The heat sink is thicker than the wiring board. The heat sink has a protruded portion protruding to outside from the side surface of the heat sink, the protruded portion is located on the upper surface of the wiring board outside the through-hole, and the lower surface of the protruded portion contacts to the upper surface of the wiring board. When the semiconductor device is manufactured, the heat sink is inserted from the upper surface side of the wiring board.Type: GrantFiled: November 18, 2011Date of Patent: July 31, 2012Assignee: Renesas Electronics CorporationInventors: Noriyuki Takahashi, Mamoru Shishido
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Patent number: 8232635Abstract: A hermetically sealed semiconductor package that includes a power semiconductor die having electrodes thereof electrically connected to the external surface mountable terminals of the package without the use of wirebonds.Type: GrantFiled: August 24, 2005Date of Patent: July 31, 2012Assignee: International Rectifier CorporationInventor: Weidong Zhuang