Including Bipolar Transistor (i.e., Bicmos) Patents (Class 438/202)
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Patent number: 12121857Abstract: A piping apparatus includes an exhaust pipe providing a passage through which the exhaust gas discharged, and a harmful gas treatment device positioned between a rear end of the vacuum pump and a front end of the exhaust pipe or positioned on the exhaust pipe, wherein the harmful gas treatment device includes a heating means for increasing the temperature of the exhaust gas so as to prevent a sublimable component, from among components included in the exhaust gas, from being sublimated and accumulated inside the exhaust pipe, and the heating means is positioned on a section including a sublimation condition occurrence point, at which a sublimation condition of the sublimable component occurs, and an upstream side of the sublimation condition occurrence point on the exhaust pipe, and the sublimation condition is a temperature condition for the pressure of the sublimable component.Type: GrantFiled: April 17, 2019Date of Patent: October 22, 2024Assignees: LOT CES CO., LTD., LOT VACUUM CO., LTD.Inventors: Jin Ho Bae, Yu Jin Lee, Hyung Jun Kim, Jeong Kyun Ra, Ho Sik Kim, Won Hong Ju
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Patent number: 11276682Abstract: A bipolar complementary-metal-oxide-semiconductor (BiCMOS) device includes a MOS transistor including CMOS nickel silicided regions in a CMOS region, and a bipolar transistor in a bipolar region. The bipolar transistor includes a nickel silicided emitter, a collector, and a base including an intrinsic base, a link base, and a nickel silicided extrinsic base. The intrinsic base is situated between the nickel silicided emitter and the collector. A dielectric spacer separates the link base from the nickel silicided emitter. The nickel silicided extrinsic base provides an electrical connection to the link base and the intrinsic base. A nickel silicided collector sinker provides an electrical connection to the collector. The CMOS nickel silicided regions, nickel silicided emitter, nickel silicided extrinsic base, and nickel silicided collector sinker can include an additive of molybdenum (Mo) and/or platinum (Pt). A low temperature rapid thermal anneal can be performed so as to prevent deactivation of dopants.Type: GrantFiled: September 1, 2020Date of Patent: March 15, 2022Assignee: Newport Fab, LLCInventors: Mantavya Sinha, Edward Preisler, David J. Howard
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Patent number: 11114402Abstract: Implementations of semiconductor devices may include a die having a first side and a second side, a contact pad coupled to the first side of the die, and a metal layer coupled to the second side of the die. A thickness of the die may be no more than four times a thickness of the metal layer.Type: GrantFiled: February 23, 2018Date of Patent: September 7, 2021Assignee: SEMICONDUCTOR COMPONENTS INDUSTRIES, LLCInventors: Michael J. Seddon, Takashi Noma, Kazuo Okada, Hideaki Yoshimi, Naoyuki Yomoda, Yusheng Lin
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Patent number: 10868108Abstract: A semiconductor device and a manufacturing method thereof are provided. The semiconductor device has a substrate having isolation structures therein and a capacitor structure located on a top surface of the isolation structure. The capacitor structure comprises a semiconductor material pattern and an insulator pattern inlaid in the semiconductor material pattern. The semiconductor material pattern and the insulator pattern are located at a same horizontal level on the isolation structure.Type: GrantFiled: February 12, 2019Date of Patent: December 15, 2020Assignee: Taiwan Semiconductor Manufacturing Co., Ltd.Inventors: Meng-Han Lin, Te-Hsin Chiu, Wei Cheng Wu, Te-An Chen
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Patent number: 10845710Abstract: The invention relates to a geometric design and corresponding methods for components 22, which are produced on a carrier substrate 10 and prepared by detachment in an etching process 30 for a subsequent absorption and a transfer with a stamp for application to a further substrate. The components 22 are designed in such a way that additional active surfaces are provided for the etching process 30 for undercut the components, so that a faster, more reliable and more homogeneous etching profile is achieved.Type: GrantFiled: April 12, 2018Date of Patent: November 24, 2020Assignee: JPMORGAN CHASE BANK, N.A.Inventor: Ralf Lerner
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Patent number: 10811322Abstract: A method of forming a semiconductor structure includes forming vertical fins comprising a first semiconductor layer, an isolation layer and a second semiconductor layer, the first and second semiconductor layers providing vertical transport channels for lower and upper vertical transport field-effect transistors (VTFETs) of a stacked VTFET structure. The method also includes forming a first gate stack for the lower VTFET surrounding a first portion of the first semiconductor layer of the vertical fins. The method further includes forming a second gate stack for the upper VTFET surrounding a second portion of the second semiconductor layer of the vertical fins. The first and second portions have different sizes such that the upper and lower VTFETs of the stacked VTFET structure have different effective gate widths.Type: GrantFiled: April 10, 2019Date of Patent: October 20, 2020Assignee: International Business Machines CorporationInventors: Heng Wu, Kangguo Cheng, Chen Zhang, Tenko Yamashita
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Patent number: 10698156Abstract: There is set forth herein a method including building an interposer base structure on a first wafer having a first substrate, wherein the building an interposer base structure includes fabricating a plurality of through vias that extend through the first substrate and fabricating within an interposer base dielectric stack formed on the first substrate one or more metallization layer; building a photonics structure on a second wafer having a second substrate, wherein the building a photonics structure includes fabricating within a photonics device dielectric stack formed on the second substrate one or more photonics device; and bonding the photonics structure to the interposer base structure to define an interposer having the interposer base structure and one or more photonics device fabricated within the photonics device dielectric stack.Type: GrantFiled: February 8, 2018Date of Patent: June 30, 2020Assignee: The Research Foundation for the State University of New YorkInventors: Douglas Coolbaugh, Douglas La Tulipe, Gerald Leake
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Patent number: 10163827Abstract: A package structure is provided. The package structure includes a dielectric layer formed over a first substrate and a conductive layer formed in the dielectric layer. The package structure includes an under bump metallurgy (UBM) layer formed over the dielectric layer, and the UBM layer is electrically connected to the conductive layer. The package structure also includes a first protrusion structure formed over the UBM layer, and the first protrusion structure extends upward away from the UBM layer. The package structure further includes a second protrusion structure formed over the UBM layer, and the second protrusion structure extends upward away from the UBM layer. The package structure includes a first conductive connector formed over the first protrusion structure; and a second conductive connector formed over the second protrusion structure. An air gap is formed between the first protrusion structure and the second protrusion structure.Type: GrantFiled: November 14, 2017Date of Patent: December 25, 2018Assignee: Taiwan Semiconductor Manufacturing Co., Ltd.Inventors: Pei-Haw Tsao, Chen-Shien Chen, Li-Huan Chu
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Patent number: 10147801Abstract: The present application features a transistor that includes an n-well region implanted into a surface of a substrate, a gate region, and a source region, and a drain region. The source region is on a first side of the gate region and includes a p-body region in the n-well region. An n+ region and a p+ region are implanted in the p-body region such that the p+ region is below the n+ region. The drain region is on a second side of the gate region and includes an n+ region.Type: GrantFiled: August 10, 2012Date of Patent: December 4, 2018Assignee: Volterra Semiconductor LLCInventors: Marco A. Zuniga, Yang Lu, Badredin Fatemizadeh, Jayasimha Prasad, Amit Paul, Jun Ruan
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Patent number: 10061214Abstract: An exposure apparatus exposes a substrate using exposure light via a liquid. The exposure apparatus comprises a substrate holding part, which releasably holds and is capable of moving a substrate, a management apparatus, which manages a status of usage of a dummy substrate that the substrate holding part is capable of holding.Type: GrantFiled: November 9, 2010Date of Patent: August 28, 2018Assignee: NIKON CORPORATIONInventors: Natsuko Sagawa, Katsushi Nakano, Kenichi Shiraishi
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Patent number: 9991369Abstract: An ESD protection SCR device includes a semiconductor substrate, an epitaxial layer, device isolation layers, an n-type well formed in an anode region, a first high concentration p-type impurity region formed on a surface portion of the n-type well, a first high concentration n-type impurity region formed on the surface portion of the n-type well, a p-type well formed in an cathode region, a second high concentration n-type impurity region formed on a surface portion of the p-type well, a second high concentration p-type impurity region formed on a surface portion of the p-type well so as to be spaced apart from the second high concentration n-type impurity region, and a third high-concentration p-type impurity region formed on the surface portion of the p-type well so as to surround a side portion of the second high-concentration n-type impurity region, adjacent to the anode region.Type: GrantFiled: September 5, 2017Date of Patent: June 5, 2018Assignee: DONGBU HITEK CO., LTDInventors: Seok Soon Noh, Jong Min Kim, Joon Tae Jang, Joong Hyeok Byeon
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Patent number: 9929145Abstract: Integrated chips includes a first transistor and a second transistor. The first transistor includes a first semiconductor fin having a channel region and a gate stack formed around the first semiconductor fin that has upper and lower limits that are outside a respective upper and lower limit of the channel region. The second transistor includes a second semiconductor fin having a base region and an extrinsic base formed around the second semiconductor fin that has upper and lower limits that are within a respective upper and lower limit of the base region.Type: GrantFiled: March 2, 2017Date of Patent: March 27, 2018Assignee: INTERNATIONAL BUSINESS MACHINES CORPORATIONInventors: Brent A. Anderson, Kangguo Cheng, Terence B. Hook, Tak H. Ning
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Patent number: 9893151Abstract: A structure includes a substrate and a strain relaxed buffer (SRB) that has a bottom surface disposed on the substrate and an opposite top surface. The SRB is formed to have a plurality of pairs of layers, where a given pair of layers is composed of a layer of Si1-xGex and a layer of Si. The structure further includes a plurality of transistor devices formed above the top surface of the SRB and at least one contact disposed vertically through the top surface of the SRB and partially through a thickness of the SRB. The at least one contact is thermally coupled to at least one of the plurality of the Si layers for conducting heat out of the SRB via the at least one of the plurality of Si layers. A method to form the structure is also disclosed.Type: GrantFiled: January 12, 2017Date of Patent: February 13, 2018Assignee: International Business Machines CorporationInventors: Karthik Balakrishnan, Kangguo Cheng, Pouya Hashemi, Alexander Reznicek
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Patent number: 9812418Abstract: An electronic apparatus includes a first electronic part with a first terminal, a second electronic part with a second terminal opposite the first terminal, and a joining portion which joins the first terminal and the second terminal. The joining portion contains a pole-like compound extending in a direction in which the first terminal and the second terminal are opposite to each other. The joining portion contains the pole-like compound, so the strength of the joining portion is improved. When the first terminal and the second terminal are joined, the temperature of one of the first electronic part and the second electronic part is made higher than that of the other. A joining material is cooled and solidified in this state. By doing so, the pole-like compound is formed.Type: GrantFiled: November 15, 2016Date of Patent: November 7, 2017Assignee: FUJITSU LIMITEDInventors: Kozo Shimizu, Seiki Sakuyama
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Patent number: 9716017Abstract: A semiconductor package may include a semiconductor die mounted on a first surface of an interposer die so that a die connection portion of the semiconductor die faces to the first surface of the interposer die, a protection portion may be disposed on the first surface of the interposer die to cover the semiconductor die, and an interconnection structure disposed in and on the interposer die. The interconnection structure may include an external connection portion that is located on a second surface of the interposer die opposite to the semiconductor die, a through electrode portion that penetrates the interposer die to have an end portion combined with the die connection portion, and an extension portion that connects the through electrode portion to the external connection portion. Related methods are also provided.Type: GrantFiled: December 3, 2015Date of Patent: July 25, 2017Assignee: SK hynix Inc.Inventors: Tac Keun Oh, Seung Taek Yang
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Patent number: 9647048Abstract: A display may have an array of organic light-emitting diode display pixels. Each display pixel may have a light-emitting diode that emits light under control of a thin-film drive transistor. Each display pixel may have thin-film transistors and capacitor structures that form a circuit for compensating the drive transistor for threshold voltage variations. The capacitor structures may be formed from interleaved stacked conductive plates. The conductive plates may be formed from layers of material that are used in forming the drive transistor and other thin-film transistors such as a semiconductor layer, a first metal layer, a second metal layer, a third metal layer, and interposed dielectric layers.Type: GrantFiled: June 25, 2014Date of Patent: May 9, 2017Assignee: Apple Inc.Inventors: Shih Chang Chang, Vasudha Gupta, Young Bae Park
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Patent number: 9581639Abstract: Electronic device assemblies and methods including an organic substrate based space transformer are described. One assembly includes a space transformer comprising an organic substrate. The assembly also includes a carrier on which the space transformer is positioned, and a clamp positioned to couple the space transformer to the carrier. The assembly also includes a probe array positioned on the space transformer, wherein the space transformer is positioned between the probe array and the carrier. The assembly also includes a printed circuit board, wherein the carrier is positioned between the printed circuit board and the space transformer. The assembly also includes electrical connections to electrically couple the space transformer to the printed circuit board. Other embodiments are described and claimed.Type: GrantFiled: December 28, 2013Date of Patent: February 28, 2017Assignee: INTEL CORPORATIONInventors: Jin Yang, Erkan Acar, Todd P. Albertson, Joe F. Walczyk
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Patent number: 9548375Abstract: A vertical diode is provided. The vertical diode includes a high-voltage N-type well region in a substrate, and two P-doped regions spaced apart from each other in the high-voltage N-type well region. The vertical diode also includes an N-type well region in the high-voltage N-type well region, and an N-type heavily doped region in the N-type well region. A plurality of isolation structures are formed on the substrate to define an anode region and a cathode region. There is a bottom N-type implanted region under the high-voltage N-type well region corresponding to the anode region. The bottom N-type implanted region directly contacts or partially overlaps the high-voltage N-type well region. A method for fabricating a vertical diode is also provided.Type: GrantFiled: September 28, 2016Date of Patent: January 17, 2017Assignee: Vanguard International Semiconductor CorporationInventors: Hsiung-Shih Chang, Manoj Kumar, Jui-Chun Chang, Chia-Hao Lee, Li-Che Chen
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Patent number: 9530745Abstract: An electronic apparatus includes a first electronic part with a first terminal, a second electronic part with a second terminal opposite the first terminal, and a joining portion which joins the first terminal and the second terminal. The joining portion contains a pole-like compound extending in a direction in which the first terminal and the second terminal are opposite to each other. The joining portion contains the pole-like compound, so the strength of the joining portion is improved. When the first terminal and the second terminal are joined, the temperature of one of the first electronic part and the second electronic part is made higher than that of the other. A joining material is cooled and solidified in this state. By doing so, the pole-like compound is formed.Type: GrantFiled: April 29, 2016Date of Patent: December 27, 2016Assignee: FUJITSU LIMITEDInventors: Kozo Shimizu, Seiki Sakuyama
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Patent number: 9312133Abstract: A bonded wafer structure having a handle wafer, a device wafer, and an interface region with an abrupt transition between the conductivity profile of the device wafer and the handle wafer is used for making semiconductor devices. The improved doping profile of the bonded wafer structure is well suited for use in the manufacture of integrated circuits. The bonded wafer structure is especially suited for making radiation-hardened integrated circuits.Type: GrantFiled: August 25, 2011Date of Patent: April 12, 2016Assignee: Aeroflex Colorado Springs Inc.Inventors: David B. Kerwin, Joseph Benedetto
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Patent number: 9209171Abstract: Provided is a semiconductor element having, while maintaining the same integratability as a conventional MOSFET, excellent switch characteristics compared with the MOSFET, that is, having the S-value less than 60 mV/order at room temperature. Combining the MOSFET and a tunnel bipolar transistor having a tunnel junction configures a semiconductor element that shows an abrupt change in the drain current with respect to a change in the gate voltage (an S-value of less than 60 mV/order) even at a low voltage.Type: GrantFiled: June 20, 2011Date of Patent: December 8, 2015Assignee: Hitachi, Ltd.Inventors: Digh Hisamoto, Shinichi Saito, Akio Shima, Hiroyuki Yoshimoto
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Patent number: 9202869Abstract: A collector region is formed between insulating shallow trench isolation regions within a substrate. A base material is epitaxially grown on the collector region and the shallow trench isolation regions. The base material forms a base region on the collector region and extrinsic base regions on the shallow trench isolation regions. Further, a sacrificial emitter structure is patterned on the base region and sidewall spacers are formed on the sacrificial emitter structure. Planar raised base structures are epitaxially grown on the base region and the extrinsic base regions, and the upper layer of the raised base structures is oxidized. The sacrificial emitter structure is removed to leave an open space between the sidewall spacers and an emitter is formed within the open space between the sidewall spacers. The upper layer of the raised base structures comprises a planar insulator electrically insulating the emitter from the raised base structures.Type: GrantFiled: May 9, 2013Date of Patent: December 1, 2015Assignee: GLOBALFOUNDRIES INC.Inventors: Natalie B. Feilchenfeld, Qizhi Liu
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Patent number: 9112020Abstract: Various embodiments provide transistor devices and fabrication methods. An exemplary transistor device with improved carrier mobility can be formed by first forming a confining layer on a semiconductor substrate to confine impurity ions diffused from the semiconductor substrate to the confining layer. An epitaxial silicon layer can be formed on the confining layer, followed by forming a gate structure on the epitaxial silicon layer. A portion of the epitaxial silicon layer can be used as an intrinsic channel region. A source region and a drain region can be formed in portions of each of the epitaxial silicon layer, the confining layer, and the semiconductor substrate.Type: GrantFiled: January 28, 2015Date of Patent: August 18, 2015Assignee: SEMICONDUCTOR MANUFACTURING INTERNATIONAL CORPInventors: Neil Zhao, Mieno Fumitake
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Integrated circuit on SOI comprising a bipolar transistor with isolating trenches of distinct depths
Patent number: 9029955Abstract: An integrated circuit includes a semiconductor substrate, a silicon layer, a buried isolating layer arranged between the substrate and the layer, a bipolar transistor comprising a collector and emitter having a first doping, and a base and a base contact having a second doping, the base forming a junction with the collector and emitter, the collector, emitter, base contact, and the base being coplanar, a well having the second doping and plumb with the collector, emitter, base contact and base, the well separating the collector, emitter and base contact from the substrate, having the second doping and extending between the base contact and base, a isolating trench plumb with the base and extending beyond the layer but without reaching a bottom of the emitter and collector, and another isolating trench arranged between the base contact, collector, and emitter, the trench extending beyond the buried layer into the well.Type: GrantFiled: July 2, 2013Date of Patent: May 12, 2015Assignees: Commissariat á l'énergie atomique et aux énergies alternatives, STMicroelectronics SAInventors: Claire Fenouillet-Beranger, Pascal Fonteneau -
Patent number: 9012279Abstract: A SiGe HBT is disclosed, which includes: a silicon substrate; shallow trench field oxides formed in the silicon substrate; a pseudo buried layer formed at bottom of each shallow trench field oxide; a collector region formed beneath the surface of the silicon substrate, the collector region being sandwiched between the shallow trench field oxides and between the pseudo buried layers; a polysilicon gate formed above each shallow trench field oxide having a thickness of greater than 150 nm; a base region on the polysilicon gates and the collector region; emitter region isolation oxides on the base region; and an emitter region on the emitter region isolation oxides and a part of the base region. The polysilicon gate is formed by gate polysilicon process of a MOSFET in a CMOS process. A method of manufacturing the SiGe HBT is also disclosed.Type: GrantFiled: September 13, 2012Date of Patent: April 21, 2015Assignee: Shanghai Hua Hong NEC Electronics Co., Ltd.Inventors: Donghua Liu, Wenting Duan, Wensheng Qian, Jun Hu, Jing Shi
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Patent number: 8999861Abstract: A method for fabricating a semiconductor structure so as to have reduced junction leakage is disclosed. The method includes providing substitutional boron in a semiconductor substrate. The method includes preparing the substrate using a pre-amorphization implant and a carbon implant followed by a recrystallization step and a separate defect repair/activation step. Boron is introduced to the pre-amorphized region preferably by ion implantation.Type: GrantFiled: May 11, 2012Date of Patent: April 7, 2015Assignee: SuVolta, Inc.Inventors: Lance Scudder, Pushkar Ranade, Charles Stager, Lucian Shifren, Dalong Zhao, U.C. Sridharan, Michael Duane
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Patent number: 8993393Abstract: A structure and method for providing a multiple silicide integration is provided. An embodiment comprises forming a first transistor and a second transistor on a substrate. The first transistor is masked and a first silicide region is formed on the second transistor. The second transistor is then masked and a second silicide region is formed on the first transistor, thereby allowing for device specific silicide regions to be formed on the separate devices.Type: GrantFiled: February 11, 2010Date of Patent: March 31, 2015Assignee: Taiwan Semiconductor Manufacturing Company, Ltd.Inventors: Der-Chyang Yeh, Hsing-Kuo Hsia, Hao-Hsun Lin, Chih-Ping Chao, Chin-Hao Su, Hsi-Kuei Cheng
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Methods of forming bipolar devices and an integrated circuit product containing such bipolar devices
Patent number: 8975130Abstract: One method disclosed herein includes performing at least one common process operation to form a plurality of first gate structures for each of a plurality of field effect transistors and a plurality of second gate structures above a region where a bipolar transistor will be formed and performing an ion implantation process and a heating process to form a continuous doped emitter region that extends under all of the second gate structures. A device disclosed herein includes a first plurality of field effect transistors with first gate structures, a bipolar transistor that has an emitter region and a plurality of second gate structures positioned above the emitter region, wherein the bipolar transistor comprises a continuous doped emitter region that extends laterally under all of the plurality of second gate structures.Type: GrantFiled: June 28, 2013Date of Patent: March 10, 2015Assignee: GLOBALFOUNDRIES Inc.Inventors: Jerome Ciavatti, Roderick Miller, Marc Tarabbia -
Patent number: 8969152Abstract: A field-effect transistor (FET) and methods for fabricating such. The FET includes a substrate having a crystalline orientation, a source region in the substrate, and a drain region in the substrate. Gate spacers are positioned over the source region and the drain region. The gate spacers include a gate spacer height. A source contact physically and electrically contacts the source region and extends beyond the gate spacer height. A drain contact physically and electrically contacts the drain region and extends beyond the gate spacer height. The source and drain contacts have the same crystalline orientation as the substrate.Type: GrantFiled: June 17, 2013Date of Patent: March 3, 2015Assignee: International Business Machines CorporationInventors: Kevin K. Chan, Wilfried E. Haensch, Effendi Leobandung, Min Yang
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Patent number: 8952499Abstract: An integrated circuit is provided with a substrate, an electrode, two diffusion areas, and a resistance heater. The substrate includes a first surface and second surface that are substantially parallel to each other. The electrode is laminated onto the first surface. The two diffusion areas are disposed within the substrate in the vicinity of the electrode to form one transistor with the electrode. The resistance heater is located on an area of the second surface across the substrate from the electrode. The resistance heater produces heat by allowing electric current to flow.Type: GrantFiled: October 26, 2011Date of Patent: February 10, 2015Assignee: Panasonic Intellectual Property Management Co., Ltd.Inventors: Takashi Morimoto, Takashi Hashimoto
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Patent number: 8927379Abstract: A method of forming a heterojunction bipolar transistor. The method includes providing a structure comprising at least an intrinsic base region and an emitter pedestal region. A stack is formed on the intrinsic base region. The stack comprises a polysilicon layer and a top sacrificial oxide layer. A trench is formed in the structure. The trench circumscribes the intrinsic base region and the stack. An extrinsic base is formed at two regions around the stack. The extrinsic base is formed by a selective epitaxial growth process to create a bridge over the trench. The bridge connects the two regions. An opening is provided in the stack. The opening exposes a portion of the intrinsic base region. An emitter is formed in the opening.Type: GrantFiled: September 26, 2012Date of Patent: January 6, 2015Assignee: International Business Machines CorporationInventors: James W. Adkisson, Kevin K. Chan, David L. Harame, Qizhi Liu, John J. Pekarik
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Patent number: 8928083Abstract: A method of fabricating an electronic device includes the following steps. A SOI wafer is provided having a SOI layer over a BOX. An oxide layer is formed over the SOI layer. At least one first set and at least one second set of fins are patterned in the SOI layer and the oxide layer. A conformal gate dielectric layer is selectively formed on a portion of each of the first set of fins that serves as a channel region of a transistor device. A first metal gate stack is formed on the conformal gate dielectric layer over the portion of each of the first set of fins that serves as the channel region of the transistor device. A second metal gate stack is formed on a portion of each of the second set of fins that serves as a channel region of a diode device.Type: GrantFiled: August 15, 2013Date of Patent: January 6, 2015Assignee: International Business Machines CorporationInventors: Josephine B. Chang, Isaac Lauer, Chung-Hsun Lin, Jeffrey W. Sleight
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Patent number: 8916440Abstract: Semiconductor structures and methods of manufacture are disclosed herein. Specifically, disclosed herein are methods of manufacturing a high-voltage metal-oxide-semiconductor field-effect transistor and respective structures. A method includes forming a field-effect transistor (FET) on a substrate in a FET region, forming a high-voltage FET (HVFET) on a dielectric stack over a over lightly-doped diffusion (LDD) drain in a HVFET region, and forming an NPN on the substrate in an NPN region.Type: GrantFiled: August 3, 2012Date of Patent: December 23, 2014Assignee: International Business Machines CorporationInventors: William F. Clark, Jr., Qizhi Liu, John J. Pekarik, Yun Shi, Yanli Zhang
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Patent number: 8906755Abstract: A hybrid integrated circuit device includes a semiconductor-on-insulator substrate having a base substrate, a semiconductor layer and a dielectric layer disposed therebetween, the base substrate being reduced in thickness. First devices are formed in the semiconductor layer, the first devices being connected to first metallizations on a first side of the dielectric layer. Second devices are formed in the base substrate, the second devices being connected to second metallizations formed on a second side of the dielectric layer opposite the first side. A through via connection is configured to connect the first metallizations to the second metallizations through the dielectric layer. Pixel circuits and methods are also disclosed.Type: GrantFiled: August 21, 2013Date of Patent: December 9, 2014Assignee: International Business Machines CorporationInventors: Bahman Hekmatshoartabari, Tak H. Ning, Ghavam G. Shahidi, Davood Shahrjerdi
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Patent number: 8853024Abstract: The present invention discloses a method for manufacturing a semiconductor device comprising the steps of: forming a plurality of source and drain regions in a substrate; forming a plurality of gate spacer structures and an interlayer dielectric layer around the gate spacer structures on the substrate, wherein the gate spacer structures enclose a plurality of first gate trenches and a plurality of second gate trenches; sequentially depositing a first gate insulating layer and a second gate insulating layer, a first blocking layer and a second work function regulating layer in the first and second gate trenches; performing selective etching to remove the second work function regulating layer from the first gate trenches to expose the first blocking layer; depositing a first work function regulating layer on the first blocking layer in the first gate trenches and on the second work function regulating layer in the second gate trenches; and depositing a resistance regulating layer on the first work function reguType: GrantFiled: August 27, 2012Date of Patent: October 7, 2014Assignee: The Institute of Microelectronics, Chinese Academy of ScienceInventors: Huaxiang Yin, Jiang Yan, Dapeng Chen
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Patent number: 8815676Abstract: Methods of forming vertical nonvolatile memory devices may include forming an electrically insulating layer, which includes a composite of a sacrificial layer sandwiched between first and second mold layers. An opening extends through the electrically insulating layer and exposes inner sidewalls of the first and second mold layers and the sacrificial layer. A sidewall of the opening may be lined with an electrically insulating protective layer and a first semiconductor layer may be formed on an inner sidewall of the electrically insulating protective layer within the opening. At least a portion of the sacrificial layer may then be selectively etched from between the first and second mold layers to thereby define a lateral recess therein, which exposes an outer sidewall of the electrically insulating protective layer.Type: GrantFiled: November 8, 2012Date of Patent: August 26, 2014Assignee: Samsung Electronics Co., Ltd.Inventors: Sang-Ryol Yang, Yoo-Chul Kong, Jung-Ho Kim, Jin-Gyun Kim, Jae-Jin Shin, Ji-Hoon Choi
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Patent number: 8716096Abstract: A self-aligned bipolar transistor and method of fabricating the same are disclosed. In an embodiment, a substrate and an intrinsic base are provided, followed by a first oxide layer, and an extrinsic base over the first oxide layer. A first opening is formed, exposing a portion of a surface of the extrinsic base. Sidewall spacers are formed in the first opening, and a self-aligned oxide mask is selectively formed on the exposed surface of the extrinsic base. The spacers are removed, and using the self-aligned oxide mask, the exposed extrinsic base and the first oxide layer are etched to expose the intrinsic base layer, forming a first and a second slot. A silicon layer stripe is selectively grown on the exposed intrinsic and/or extrinsic base layers in each of the first and second slots, substantially filling the respective slot.Type: GrantFiled: December 13, 2011Date of Patent: May 6, 2014Assignee: International Business Machines CorporationInventors: Kevin K. Chan, David L. Harame, Russell T. Herrin, Qizhi Liu
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Patent number: 8697512Abstract: Systems and methods for integrated circuits comprising multiple body biasing domains. In accordance with a first embodiment, a semiconductor structure comprises a substrate of first type material. A first closed structure comprising walls of second type material extends from a surface of the substrate to a first depth. A planar deep well of said second type material underlying and coupled to the closed structure extends from the first depth to a second depth. The closed structure and the planar deep well of said second type material form an electrically isolated region of the first type material. A second-type semiconductor device is disposed to receive a first body biasing voltage from the electrically isolated region of the first type material. A well of the second-type material within the electrically isolated region of the first type material is formed and a first-type semiconductor device is disposed to receive a second body biasing voltage from the well of second-type material.Type: GrantFiled: December 14, 2010Date of Patent: April 15, 2014Inventors: Kleanthes G. Koniaris, Robert Paul Masleid, James B. Burr
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Patent number: 8685799Abstract: An RRAM at an STI region is disclosed with a vertical BJT selector. Embodiments include defining an STI region in a substrate, implanting dopants in the substrate to form a well of a first polarity around and below an STI region bottom portion, a band of a second polarity over the well on opposite sides of the STI region, and an active area of the first polarity over each band of second polarity at the surface of the substrate, forming a hardmask on the active areas, removing an STI region top portion to form a cavity, forming an RRAM liner on cavity side and bottom surfaces, forming a top electrode in the cavity, removing a portion of the hardmask to form spacers on opposite sides of the cavity, and implanting a dopant of the second polarity in a portion of each active area remote from the cavity.Type: GrantFiled: September 12, 2012Date of Patent: April 1, 2014Assignee: GlobalFoundries Singapore Pte. Ltd.Inventors: Shyue Seng Tan, Eng Huat Toh, Elgin Quek
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Patent number: 8674455Abstract: A semiconductor device is provided, which includes an N well having a peak concentration of 2E+17 atom/cm3 or more in the range of 0.2 to 1 ?m depth from the surface of a P-type semiconductor substrate, and a region provided below the N well, the region containing P-type impurities with higher concentration than concentration of electrons.Type: GrantFiled: December 22, 2011Date of Patent: March 18, 2014Inventors: Kensuke Okonogi, Kazuhiro Nojima, Kiyonori Oyu
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Patent number: 8674382Abstract: A semiconductor light emitting device (10) comprises a semiconductor structure (12) comprising a first body (14) of a first semiconductor material (in this case Ge) comprising a first region of a first doping kind (in this case n) and a second body (18) of a second semiconductor material (in this case Si) comprising a first region of a second doping kind (in this case p). The structure comprises a junction region (15) comprising a first heterojunction (16) formed between the first body (14) and the second body (18) and a pn junction (17) formed between regions of the structure of the first and second doping kinds respectively. A biasing arrangement (20) is connected to the structure for, in use, reverse biasing the pn junction, thereby to cause emission of light.Type: GrantFiled: January 30, 2009Date of Patent: March 18, 2014Assignee: Insiava (Pty) LimitedInventors: Lukas Willem Snyman, Monuko Du Plessis
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Patent number: 8659081Abstract: According to an exemplary embodiment, a method for fabricating a MOS transistor, such as an LDMOS transistor, includes forming a self-aligned lightly doped region in a first well underlying a first sidewall of a gate. The method further includes forming a self-aligned extension region under a second sidewall of the gate, where the self-aligned extension region extends into the first well from a second well. The method further includes forming a drain region spaced apart from the second sidewall of the gate. The method further includes forming a source region in the self-aligned lightly doped region and the first well. The self-aligned lightly doped region and the self-aligned extension region define a channel length of the MOS transistor, such as an LDMOS transistor.Type: GrantFiled: September 13, 2012Date of Patent: February 25, 2014Assignee: Broadcom CorporationInventors: Xiangdong Chen, Wei Xia, Henry Kuo-Shun Chen
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Patent number: 8648391Abstract: The product of the breakdown voltage (BVCEO) and the cutoff frequency (fT) of a SiGe heterojunction bipolar transistor (HBT) is increased beyond the Johnson limit by utilizing a doped region with a hollow core that extends down from the base to the heavily-doped buried collector region. The doped region and the buried collector region have opposite dopant types.Type: GrantFiled: March 23, 2012Date of Patent: February 11, 2014Assignee: Texas Instruments IncorporatedInventors: Jeffrey A. Babcock, Alexei Sadovnikov
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Patent number: 8643162Abstract: A three dimensional semiconductor device, comprising: a substrate including a plurality of circuits; a plurality of pads, each pad coupled to a said circuit; and a memory array positioned above or below the substrate coupled to a said circuit to program the memory array.Type: GrantFiled: November 19, 2007Date of Patent: February 4, 2014Inventor: Raminda Udaya Madurawe
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Patent number: 8637959Abstract: The invention discloses a vertical parasitic PNP transistor in a BiCMOS process and manufacturing method of the same, wherein an active region is isolated by STIs. The transistor includes a collector region, a base region, an emitter region, pseudo buried layers, and N-type polysilicon. The pseudo buried layers, formed at the bottom of the STIs located on both sides of the collector region, extend laterally into the active region and contact with the collector region, whose electrodes are picked up through making deep-hole contacts in the STIs. The N-type polysilicon is formed on the base region and contacts with it, whose electrodes are picked up through making metal contacts on the N-type polysilicon. The transistors can be used as output devices in high-speed and high-gain circuits, efficiently reducing the transistors area, diminishing the collector resistance, and improving the transistors performance. The method can reduce the cost without additional technological conditions.Type: GrantFiled: August 29, 2011Date of Patent: January 28, 2014Assignee: Shanghai Hua Hong NEC ElectronicsInventors: Wensheng Qian, Donghua Liu, Jun Hu
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Patent number: 8603873Abstract: A method for forming a bipolar junction transistor comprises forming a first well of a second conductive type for forming a collector region in a substrate including device isolation layers, wherein the substrate comprises a first conductive type, forming a second well of the first conductive type for a metal-oxide-semiconductor transistor of the second conductive type within the first well of the second conductive type, wherein the second well of the first conductive type is formed deeper than the device isolation layers, forming a shallow third well of the first conductive type for a base region within the first well of the second conductive type, wherein the shallow third well of the first conductive type is formed shallower than the device isolation layers, and simultaneously forming an emitter region within the shallow third well of the first conductive type and a plurality of collector contacts within the first well of the second conductive type by performing an ion implantation process for forming sourType: GrantFiled: June 4, 2010Date of Patent: December 10, 2013Assignee: Samsung Electronics Co., Ltd.Inventor: Je-Don Kim
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Patent number: 8580631Abstract: An integrated circuit containing CMOS gates and a counterdoped polysilicon gate material resistor which has a body region that is implanted concurrently with the NSD layers of the NMOS transistors of the CMOS gates and concurrently with the PSD layers of the PMOS transistors of the CMOS gates, and has a resistor silicide block layer over the body region which is formed of separate material from the sidewall spacers on the CMOS gates. A process of forming an integrated circuit containing CMOS gates and a counterdoped polysilicon gate material resistor which implants the body region of the resistor concurrently with the NSD layers of the NMOS transistors of the CMOS gates and concurrently with the PSD layers of the PMOS transistors of the CMOS gates, and forms a resistor silicide block layer over the body region of separate material from the sidewall spacers on the CMOS gates.Type: GrantFiled: October 21, 2011Date of Patent: November 12, 2013Assignee: Texas Instruments IncorporatedInventors: Rajni J. Aggarwal, Jau-Yuann Yang
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Patent number: 8575694Abstract: A high voltage metal-oxide-semiconductor laterally diffused device (HV LDMOS), particularly an insulated gate bipolar junction transistor (IGBT), and a method of making it are provided in this disclosure. The device includes a semiconductor substrate, a gate structure formed on the substrate, a source and a drain formed in the substrate on either side of the gate structure, a first doped well formed in the substrate, and a second doped well formed in the first well. The gate, source, second doped well, a portion of the first well, and a portion of the drain structure are surrounded by a deep trench isolation feature and an implanted oxygen layer in the silicon substrate.Type: GrantFiled: February 13, 2012Date of Patent: November 5, 2013Assignee: Taiwan Semiconductor Manufacturing Company, Ltd.Inventors: Ker Hsiao Huo, Chih-Chang Cheng, Ru-Yi Su, Jen-Hao Yeh, Fu-Chih Yang, Chun Lin Tsai
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Patent number: 8551835Abstract: Embodiments of the invention relate to an electrostatic discharge (ESD) device and method for forming an ESD device. An embodiment is an ESD protection device comprising a p well disposed in a substrate, an n well disposed in the substrate, a high voltage n well (HVNW) disposed between the p well and the n well in the substrate, a source n+ region disposed in the p well, and a plurality of drain n+ regions disposed in the n well.Type: GrantFiled: February 18, 2013Date of Patent: October 8, 2013Assignee: Taiwan Semiconductor Manufacturing Company, Ltd.Inventors: Ming-Song Sheu, Jian-Hsing Lee, Yao-Wu Feng
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Patent number: 8536002Abstract: A process of forming an integrated circuit containing a bipolar transistor and an MOS transistor, by forming a base layer of the bipolar transistor using a non-selective epitaxial process so that the base layer has a single crystalline region on a collector active area and a polycrystalline region on adjacent field oxide, and concurrently implanting the MOS gate layer and the polycrystalline region of the base layer, so that the base-collector junction extends into the substrate less than one-third of the depth of the field oxide, and vertically cumulative doping density of the polycrystalline region of the base layer is between 80 percent and 125 percent of a vertically cumulative doping density of the MOS gate. An integrated circuit containing a bipolar transistor and an MOS transistor formed by the described process.Type: GrantFiled: August 6, 2012Date of Patent: September 17, 2013Assignee: Texas Instruments IncorporatedInventors: Hiroshi Yasuda, Berthold Staufer