Of Resistor (epo) Patents (Class 257/E21.004)
  • Patent number: 11862675
    Abstract: Various embodiments of the present application are directed towards an integrated circuit (IC) in which a high voltage metal-oxide-semiconductor (HVMOS) device is integrated with a high voltage junction termination (HVJT) device. In some embodiments, a first drift well and a second drift well are in a substrate. The first and second drift wells border in a ring-shaped pattern and have a first doping type. A peripheral well is in the substrate and has a second doping type opposite the first doping type. The peripheral well surrounds and separates the first and second drift wells. A body well is in the substrate and has the second doping type. Further, the body well overlies the first drift well and is spaced from the peripheral well by the first drift well. A gate electrode overlies a junction between the first drift well and the body well.
    Type: Grant
    Filed: August 31, 2021
    Date of Patent: January 2, 2024
    Assignee: Taiwan Semiconductor Manufacturing Company, Ltd.
    Inventors: Karthick Murukesan, Wen-Chih Chiang, Chun Lin Tsai, Ker-Hsiao Huo, Kuo-Ming Wu, Po-Chih Chen, Ru-Yi Su, Shiuan-Jeng Lin, Yi-Min Chen, Hung-Chou Lin, Yi-Cheng Chiu
  • Patent number: 11856795
    Abstract: Present disclosure provides a semiconductor structure and a method for fabricating a semiconductor device. The semiconductor includes a transistor, a first metallization layer over the transistor, a phase change material over the first metallization layer, a second metallization layer over the phase change material, a heater between the first metallization layer and the second metallization layer and in contact with the phase change material, the heater including a heat insulation shell having a first heat conductivity, wherein the heat insulation shell includes a superlattice structure, and a heat conducting core contacting the heat insulation shell and having a second heat conductivity different from the first heat conductivity.
    Type: Grant
    Filed: June 22, 2021
    Date of Patent: December 26, 2023
    Assignee: TAIWAN SEMICONDUCTOR MANUFACTURING COMPANY LTD.
    Inventor: Jau-Yi Wu
  • Patent number: 11765890
    Abstract: A method includes forming a plurality of first line-shaped mask patterns over a substrate including a memory cell region and an array edge region; forming a plurality of second line-shaped mask patterns over the plurality of first line-shaped mask patterns; removing first portions from the plurality of first line-shaped mask patterns in the memory cell region to leave a plurality of island-shaped mask patterns above the memory cell region; removing second portions from the plurality of first line-shaped mask patterns in the array edge region to leave a holes-provided mask pattern above the array edge region; forming a mask pattern which includes a plurality of holes provided on portions; and forming, with the mask pattern which includes the plurality of holes, a plurality of contact holes in the array edge region to provide a plurality of contact electrodes connected to a plurality of word-lines.
    Type: Grant
    Filed: August 10, 2021
    Date of Patent: September 19, 2023
    Assignee: Micron Technology, Inc.
    Inventor: Keisuke Shimada
  • Patent number: 11682671
    Abstract: An integrated circuit structure includes a first transistor, a second transistor, a first conductive via, a second conductive via, and a connection line. The first transistor includes a first active region, a first gate electrode over the first active region; and a first channel in the first active region and under the first gate electrode. The second transistor includes a second active region, a second gate electrode over the second active region, and a second channel in the second active region and under the second gate electrode. The first conductive via is electrically connected to the first gate electrode. The second conductive via is electrically connected to the second gate electrode. The connection line electrically connects the first and second conductive vias. The first transistor and the first conductive via and the second transistor and the second conductive via are arranged mirror-symmetrically with respect to a symmetry plane.
    Type: Grant
    Filed: September 29, 2020
    Date of Patent: June 20, 2023
    Assignee: TAIWAN SEMICONDUCTOR MANUFACTURING COMPANY LTD.
    Inventors: Wei-Ling Chang, Lee-Chung Lu, Xiangdong Chen, Kam-Tou Sio, Hsiang-Chi Huang
  • Patent number: 11588028
    Abstract: A method for manufacturing a device may include providing an ultra-high voltage (UHV) component that includes a source region and a drain region, and forming an oxide layer on a top surface of the UHV component. The method may include connecting a low voltage terminal to the source region of the UHV component, and connecting a high voltage terminal to the drain region of the UHV component. The method may include forming a shielding structure on a surface of the oxide layer provided above the drain region of the UHV component, forming a high voltage interconnection that connects to the shielding structure and to the high voltage terminal, and forming a metal routing that connects the shielding structure and the low voltage terminal.
    Type: Grant
    Filed: January 15, 2021
    Date of Patent: February 21, 2023
    Assignee: Taiwan Semiconductor Manufacturing Company, Ltd.
    Inventors: Yi-Cheng Chiu, Tian Sheng Lin, Hung-Chou Lin, Yi-Min Chen, Chiu-Hua Chung
  • Patent number: 11562998
    Abstract: An integrated circuit (IC) structure includes a semiconductor substrate, a shallow trench isolation (STI) region, and a capacitor. The STI region is embedded in the semiconductor substrate. The capacitor includes first and second conductive stacks. The first conductive stack includes a first dummy gate strip disposed entirely within the STI region and a plurality of first metal dummy gate contacts landing on the first metal capacitor strip. The second conductive stack includes a second dummy gate strip disposed entirely within the STI region and extending in parallel with the first dummy gate strip, and a plurality of second dummy gate contacts landing on the second dummy gate strip, wherein the first conductive stack is electrically isolated from the second conductive stack.
    Type: Grant
    Filed: April 8, 2021
    Date of Patent: January 24, 2023
    Assignee: TAIWAN SEMICONDUCTOR MANUFACTURING COMPANY, LTD.
    Inventors: Meng-Han Lin, Meng-Sheng Chang
  • Patent number: 11502073
    Abstract: This semiconductor device includes: a semiconductor substrate of a first conductive type; a first impurity layer of a second conductive type that is formed on a surface of the semiconductor substrate; a second impurity layer of the first conductive type that is formed to surround the first impurity layer on the surface of the semiconductor substrate; an insulating film that covers at least the first impurity layer; a first resistive element that is spiral-shaped and is provided on the insulating film; a second resistive element that is provided on an outer side of the first impurity layer in a planar view of the semiconductor substrate; and a first wiring that couples an end portion of the first resistive element on an outer peripheral side thereof and the second resistive element to each other.
    Type: Grant
    Filed: June 26, 2020
    Date of Patent: November 15, 2022
    Inventor: Masahiro Hayashi
  • Patent number: 11437313
    Abstract: A method of forming a semiconductor device includes forming a conductive feature and a first punch stop layer, where the conductive feature has a first top surface, and where the first punch stop layer has a second top surface that is substantially level with the first top surface. The method further includes forming a resistive element over the first punch stop layer. The method further includes etching through a first portion of the resistive element to form a first trench that exposes both the second top surface of the first punch stop layer and a first sidewall surface of the resistive element. The method further includes forming a first conductive via within the first trench, where the first conductive via contacts the first sidewall surface of the resistive element.
    Type: Grant
    Filed: December 3, 2020
    Date of Patent: September 6, 2022
    Assignee: Taiwan Semiconductor Manufacturing Co., Ltd.
    Inventors: Hong-Wei Chan, Yung-Shih Cheng, Wen-Sheh Huang
  • Patent number: 11205578
    Abstract: A method of fabricating an integrated circuit (IC) includes providing a substrate having a semiconductor surface layer thereon including a field dielectric in a portion of the semiconductor surface layer and a pair of matched devices in at least one of a CMOS area, BiCMOS area, bipolar transistor area, and a resistor area. Dopants are ion implanted into the at least one of the CMOS area, the BiCMOS area, the bipolar transistor area, and the resistor area. The substrate is annealed in a processing chamber of a rapid thermal processor (RTP). The annealing comprises an initial temperature stabilization step including first annealing at a lower temperature for a first time of at least 20 seconds, and then a second annealing comprising ramping from the lower temperature to a peak higher temperature that is at least 100° C. higher (>) than the lower temperature.
    Type: Grant
    Filed: October 16, 2018
    Date of Patent: December 21, 2021
    Assignee: TEXAS INSTRUMENTS INCORPORATED
    Inventors: Brian K. Kirkpatrick, Kenneth Palomino, Mahalingam Nandakumar
  • Patent number: 11114222
    Abstract: A resistive element includes: a semiconductor substrate; a field insulating film deposited on the semiconductor substrate; a plurality of resistive layers separately deposited on the field insulating film; an interlayer insulating film deposited to cover the field insulating film and the resistive layers; a pad-forming electrode deposited on the interlayer insulating film, and electrically connected to one edges of the resistive layers; a relay wire deposited on the interlayer insulating film separately from the pad-forming electrode, and including a first terminal electrically connected to another edges of the resistive layers and a second terminal provided so as to form an ohmic contact to the semiconductor substrate; and a rear surface electrode provided under the semiconductor substrate to form an ohmic contact to the semiconductor substrate, wherein the resistive element uses, as a resistor, an electric channel between the pad-forming electrode and the rear surface electrode.
    Type: Grant
    Filed: April 23, 2020
    Date of Patent: September 7, 2021
    Assignee: FUJI ELECTRIC CO., LTD.
    Inventor: Taichi Karino
  • Patent number: 11101315
    Abstract: Each semiconductor chip of a detector comprises a semiconductor substrate having a plurality of photodetector units, an insulating layer formed on a front face of the semiconductor substrate, a common electrode arranged on the insulating layer, a readout line for electrically connecting a quenching resistance of each photodetector unit and the common electrode to each other, and a through electrode extending from the common electrode to a rear face of the semiconductor substrate through a through hole of the semiconductor substrate.
    Type: Grant
    Filed: October 12, 2017
    Date of Patent: August 24, 2021
    Assignee: HAMAMATSU PHOTONICS K.K.
    Inventors: Yoshimaro Fujii, Terumasa Nagano, Kazuhisa Yamamura, Kenichi Sato, Ryutaro Tsuchiya
  • Patent number: 11062938
    Abstract: For simplifying the dual-damascene formation steps of a multilevel Cu interconnect, a formation step of an antireflective film below a photoresist film is omitted. Described specifically, an interlayer insulating film is dry etched with a photoresist film formed thereover as a mask, and interconnect trenches are formed by terminating etching at the surface of a stopper film formed in the interlayer insulating film. The stopper film is made of an SiCN film having a low optical reflectance, thereby causing it to serve as an antireflective film when the photoresist film is exposed.
    Type: Grant
    Filed: September 16, 2020
    Date of Patent: July 13, 2021
    Assignee: Renesas Electronics Corporation
    Inventors: Katsuhiko Hotta, Kyoko Sasahara
  • Patent number: 11063055
    Abstract: A second gate dielectric film material and a memory gate electrode material are formed on a semiconductor substrate. The memory gate electrode material and the second gate dielectric film material formed in a peripheral circuit forming region are removed, and a part of each of the memory gate electrode material and the second gate dielectric film material is left in the memory cell forming region. Thereafter, in a state that the semiconductor substrate in the memory cell forming region is covered with a part of each of the memory gate electrode material and the second gate dielectric film material, heat treatment is performed to the semiconductor substrate to form a third gate dielectric film on the semiconductor substrate located in the peripheral circuit forming region. Thereafter, a memory gate electrode and a second gate dielectric film are formed.
    Type: Grant
    Filed: November 6, 2019
    Date of Patent: July 13, 2021
    Assignee: RENESAS ELECTRONICS CORPORATION
    Inventor: Yoshiyuki Kawashima
  • Patent number: 10818747
    Abstract: A semiconductor device capable of lowering a temperature coefficient and increasing a sheet resistance value (?s value) and a manufacturing method thereof are provided. The resistive layer RL is made of polycrystalline silicon containing boron. The concentration distribution of boron in the thickness direction of the resistive layer RL includes a concentration peak PC and a low concentration portion LC having a concentration of boron lower than the concentration of boron in the concentration peak PC by two orders of magnitude or more.
    Type: Grant
    Filed: May 9, 2019
    Date of Patent: October 27, 2020
    Assignee: RENESAS ELECTRONICS CORPORATION
    Inventor: Eisuke Kodama
  • Patent number: 10763305
    Abstract: A semiconductor structure and a method for forming the same are provided. The semiconductor structure includes a substrate and a gate structure formed over the substrate. The semiconductor structure further includes a first source/drain structure and a second source/drain structure formed in the substrate adjacent to the gate structure. The semiconductor structure further includes an interlayer dielectric layer formed over the substrate to cover the gate structure, the first source/drain structure, and the second source/drain structure. The semiconductor structure further includes a first conductive structure formed in the interlayer dielectric layer over the first source/drain structure. The semiconductor structure further includes a second conductive structure formed in the interlayer dielectric layer over the second source/drain structure.
    Type: Grant
    Filed: September 18, 2018
    Date of Patent: September 1, 2020
    Assignee: TAIWAN SEMICONDUCTOR MANUFACTURING CO., LTD.
    Inventors: Woan-Yun Hsiao, Huang-Kui Chen, Tzong-Sheng Chang, Ya-Chin King, Chrong-Jung Lin
  • Patent number: 10672861
    Abstract: Techniques create a semiconductor layout comprising a resistor structure having a defined baseline sheet resistance. The semiconductor layout includes a resistor marker layer over the resistor structure. A sheet resistance matching estimate is performed to ascertain a difference between the baseline sheet resistance and a resultant sheet resistance if the resistor structure were to be manufactured using a manufacturing process. A mask generating algorithm is generated based on the difference effective to achieve a sheet resistance of the resistor structure that is closer to the baseline sheet resistance rather than the resultant sheet resistance. The mask generating algorithm enables one or more masks to be generated to modify the resistor structure relative to the resistor marker layer.
    Type: Grant
    Filed: March 21, 2018
    Date of Patent: June 2, 2020
    Assignee: Marvell International LTD.
    Inventor: Runzi Chang
  • Patent number: 10636955
    Abstract: Superconducting Meissner effect transistors, methods of modulating, and systems are disclosed. In one aspect a disclosed transistor includes a superconducting bridge between a first and a second current probe, the first and second current probe being electrically connected to a source and a drain electrical connection, respectively and a control line configured to emit a magnetic field signal having signal strength Hsig at the superconducting bridge. In one aspect the emitted magnetic field is configured to break Cooper pairs in the superconducting bridge.
    Type: Grant
    Filed: May 19, 2017
    Date of Patent: April 28, 2020
    Assignee: ARIZONA BOARD OF REGENTS ON BEHALF OF THE UNIVERSITY OF ARIZONA
    Inventor: Christopher K. Walker
  • Patent number: 10586923
    Abstract: Semiconductor memory devices, resistive memory devices, memory cell structures, and methods of forming a resistive memory cell are provided. One example method of a resistive memory cell can include a number of dielectric regions formed between two electrodes, and a barrier dielectric region formed between each of the dielectric regions. The barrier dielectric region serves to reduce an oxygen diffusion rate associated with the dielectric regions.
    Type: Grant
    Filed: July 28, 2017
    Date of Patent: March 10, 2020
    Assignee: Micron Technology, Inc.
    Inventors: Matthew N. Rocklein, D. V. Nirmal Ramaswamy
  • Patent number: 10332872
    Abstract: A thin-film device is provided with high reliability that prevents breakage of a thin-film resistance element due to stress caused by expansion of a resin layer. Thin-film resistance elements can be pressed against a substrate with a first constraint thin film that is formed on a resin layer arranged on a resin layer at the opposite side to the substrate so as to overlap with the thin-film resistance elements when seen in the plan view of the device. Therefore, bending stress that is applied to the thin-film resistance elements due to expansion of the resin layers in a high-temperature state can be moderated to thereby prevent breakage of the thin-film resistance elements due to stress caused by the expansion of the resin layers.
    Type: Grant
    Filed: August 11, 2017
    Date of Patent: June 25, 2019
    Assignee: MURATA MANUFACTURING CO., LTD.
    Inventors: Tomoyuki Ashimine, Takashi Komiyama, Toshiyuki Nakaiso
  • Patent number: 10332839
    Abstract: An interconnect structure including a substrate, at least one ultra-thick metal (UTM) layer, a first dielectric layer and at least one pad metal layer is provided. The at least one UTM layer is disposed on the substrate. The first dielectric layer is disposed on the at least one UTM layer and exposes the at least one UTM layer. A stress of the first dielectric layer is ?150 Mpa to ?500 Mpa. The at least one pad metal layer is disposed on the first dielectric layer and electrically connected to the at least one UTM layer exposed by the first dielectric layer.
    Type: Grant
    Filed: January 6, 2017
    Date of Patent: June 25, 2019
    Assignee: United Microelectronics Corp.
    Inventors: Keen Zhang, Ji Feng, De-Jin Kong, Yun-Fei Li, Guo-Hai Zhang, Ching-Hwa Tey, Jing Feng
  • Patent number: 10297389
    Abstract: A thin-film capacitor includes a body in which a plurality of dielectric layers and first and second electrode layers are alternately disposed on a substrate and first and second electrode pads disposed on external surfaces of the body, wherein a plurality of vias are disposed within the body, and the plurality of vias includes a first via electronically connects the first electrode layer and the first electrode pad and penetrates through from one surface of the body to a lowermost first electrode layer adjacent to the substrate; and a second via electronically connects the second electrode layer and the second electrode pad and penetrates through from one surface of the body to a lowermost second electrode layer adjacent to the substrate. The plurality of vias has a multi-stage shape, and a top view of each of the plurality of vias is asymmetric in shape.
    Type: Grant
    Filed: April 12, 2017
    Date of Patent: May 21, 2019
    Assignee: Samsung Electro-Mechanics Co., Ltd.
    Inventors: Hyun Ho Shin, Seung Mo Lim
  • Patent number: 10276648
    Abstract: A method of fabricating ICs including thin film resistors (TFRs) depositing a dielectric liner layer on a substrate including a semiconductor surface having a plurality of IC die formed therein each including functional circuitry comprising a plurality of interconnected transistors. A TFR layer comprising chromium (Cr) is deposited on the dielectric liner layer. The TFR layer is plasma treated with atomic nitrogen and atomic hydrogen. A dielectric capping layer is deposited on the TFR layer after the plasma treating. A pattern is formed on the capping layer, and the TFR layer is etched to form at least one resistor that comprises the TFR layer.
    Type: Grant
    Filed: December 27, 2017
    Date of Patent: April 30, 2019
    Assignee: TEXAS INSTRUMENTS INCORPORATED
    Inventors: Kaiping Liu, Imran Mahmood Khan
  • Patent number: 10177214
    Abstract: An integrated circuit with a metal thin film resistor with an overlying etch stop layer. A process for forming a metal thin film resistor in an integrated circuit with the addition of one lithography step.
    Type: Grant
    Filed: November 21, 2016
    Date of Patent: January 8, 2019
    Assignee: TEXAS INSTRUMENTS INCORPORATED
    Inventors: Abbas Ali, Eric Beach
  • Patent number: 10157820
    Abstract: A novel integrated circuit and method thereof are provided. The integrated circuit includes a plurality of first interconnect pads, a plurality of second interconnect pads, a first inter-level dielectric layer, a thin film resistor, and at least two end-caps. The end-caps, which are connectors for the thin film resistor, are positioned at the same level with the plurality of second interconnect pads. Therefore, an electrical connection between the end-caps and the plurality of second interconnect pads can be formed by directly connection of them. An integrated circuit with a thin film resistor can be made in a cost benefit way accordingly, so as to overcome disadvantages mentioned above.
    Type: Grant
    Filed: April 17, 2017
    Date of Patent: December 18, 2018
    Assignee: Taiwan Semiconductor Manufacturing Company, Ltd.
    Inventors: Yuan-Tai Tseng, Chia-Shiung Tsai, Chung-Yen Chou, Ming-Chyi Liu
  • Patent number: 10157962
    Abstract: A resistive random access memory is provided. The resistive memory cell includes a substrate, a transistor on the substrate, a bottom electrode on the substrate and electrically connected to the transistor source/drain, several top electrodes on the bottom electrode, several resistance-switching layers between the top and bottom electrode, and several current limiting layers between the resistance-switching layer and top electrodes. The cell could improve the difficulty on recognizing 1/0 signal by current at high temperature environment and save the area on the substrate by generating several conductive filaments at one transistor location.
    Type: Grant
    Filed: June 1, 2015
    Date of Patent: December 18, 2018
    Assignee: Winbond Electronics Corp.
    Inventors: Frederick Chen, Ping-Kun Wang, Shao-Ching Liao
  • Patent number: 10141325
    Abstract: A performance of a semiconductor device is improved. A film, which is made of silicon, is formed in a resistance element formation region on a semiconductor substrate, and an impurity, which is at least one type of elements selected from a group including a group 14 element and a group 18 element, is ion-implanted into the film, and a film portion which is formed of the film of a portion into which the impurity is ion-implanted is formed. Next, an insulating film with a charge storage portion therein is formed in a memory formation region on the semiconductor substrate, and a conductive film is formed on the insulating film.
    Type: Grant
    Filed: March 13, 2017
    Date of Patent: November 27, 2018
    Assignee: Renesas Electronics Corporation
    Inventors: Yuki Yamamoto, Tomohiro Yamashita
  • Patent number: 10090360
    Abstract: A semiconductor structure and a method for forming the same are provided. The semiconductor structure includes a substrate and a gate structure formed over the substrate. The semiconductor structure further includes a first source/drain structure and a second source/drain structure formed in the substrate adjacent to the gate structure. The semiconductor structure further includes an interlayer dielectric layer formed over the substrate to cover the gate structure, the first source/drain structure, and the second source/drain structure. The semiconductor structure further includes a first conductive structure formed in the interlayer dielectric layer over the first source/drain structure. The semiconductor structure further includes a second conductive structure formed in the interlayer dielectric layer over the second source/drain structure.
    Type: Grant
    Filed: October 16, 2015
    Date of Patent: October 2, 2018
    Assignee: Taiwan Semiconductor Manufacturing Co., Ltd.
    Inventors: Woan-Yun Hsiao, Ya-Chin King, Chrong-Jung Lin, Huang-Kui Chen, Tzong-Sheng Chang
  • Patent number: 10057983
    Abstract: A method may involve: forming a first bio-compatible layer; forming an etch stop over a portion of the first bio-compatible layer; forming a conductive pattern over the etch stop and the first bio-compatible layer, wherein the conductive pattern defines an antenna, sensor electrodes, electrical contacts, and one or more electrical interconnects; mounting an electronic component to the electrical contacts; forming a second bio-compatible layer over the electronic component, the antenna, the sensor electrodes, the electrical contacts, the one or more electrical interconnects, and the etch stop; and etching, using an etchant, a portion of the second bio-compatible layer to form an opening in the second bio-compatible layer and thereby expose the sensor electrodes, wherein the etch stop inhibits etching of the portion of the first bio-compatible layer by the etchant.
    Type: Grant
    Filed: June 13, 2014
    Date of Patent: August 21, 2018
    Assignee: Verily Life Sciences LLC
    Inventors: James Etzkorn, Harvey Ho
  • Patent number: 9991120
    Abstract: A process for forming an integrated circuit with a dilution doped resistor with a resistance that may be tuned by partially blocking the implant used to dope the resistor. A process for forming an integrated circuit with a dilution doped polysilicon resistor by partially blocking the resistor dopant implant from a portion of the polysilicon resistor body.
    Type: Grant
    Filed: December 19, 2014
    Date of Patent: June 5, 2018
    Assignee: TEXAS INSTRUMENTS INCORPORATED
    Inventors: Scott K. Montgomery, Scott R. Summerfelt
  • Patent number: 9972616
    Abstract: Methods of forming resistor structures with tunable temperature coefficient of resistance are described. Those methods and structures may include forming an opening in a resistor material adjacent source/drain openings on a device substrate, forming a dielectric material between the resistor material and the source/drain openings, and modifying the resistor material, wherein a temperature coefficient resistance (TCR) of the resistor material is tuned by the modification. The modifications include adjusting a length of the resistor, forming a compound resistor structure, and forming a replacement resistor.
    Type: Grant
    Filed: September 27, 2013
    Date of Patent: May 15, 2018
    Assignee: Intel Corporation
    Inventors: Walid Hafez, Chen-Guan Lee, Chia-Hong Jan
  • Patent number: 9947528
    Abstract: The present disclosure provides an integrated circuit. The integrated circuit includes a semiconductor substrate; a n-type filed effect transistor (nFET) formed on the semiconductor substrate and having a first gate stack including a high k dielectric layer, a capping layer on the high k dielectric layer, a p work function metal on the capping layer, and a polysilicon layer on the p work function metal; and a p-type filed effect transistor (pFET) formed on the semiconductor substrate and having a second gate stack including the high k dielectric layer, the p work function metal on the high k dielectric layer, and a metal material on the p work function metal.
    Type: Grant
    Filed: September 16, 2014
    Date of Patent: April 17, 2018
    Assignee: TAIWAN SEMICONDUCTOR MANUFACTURING COMPANY, LTD.
    Inventors: Ming Zhu, Jin-Aun Ng, Chi-Wen Liu
  • Patent number: 9941301
    Abstract: Methods for eliminating the distance between a BULEX and SOI and the resulting devices are disclosed. Embodiments include providing a silicon layer on a BOX layer on a silicon substrate; forming two active areas in the silicon layer, separated by a space; forming first and second polysilicon gates over one active area, a third polysilicon gate over the space, and fourth and fifth polysilicon gates over the other active area, the second and fourth gates abutting edges of the space; forming spacers at opposite sides of each gate; removing the second, third, and fourth gates and the corresponding spacers; removing the silicon layer and BOX layer in the space, forming a trench and exposing the silicon substrate; forming second spacers on sidewalls of the trench; forming raised source/drain regions on each active area; and forming a p-well contact on the silicon substrate between the second spacers.
    Type: Grant
    Filed: December 22, 2016
    Date of Patent: April 10, 2018
    Assignee: GLOBALFOUNDRIES INC.
    Inventors: David Pritchard, Lixia Lei, Deniz E. Civay, Scott D. Luning, Neha Nayyar
  • Patent number: 9929251
    Abstract: The present disclosure provides an integrated circuit. The integrated circuit includes a semiconductor substrate; and a passive polysilicon device disposed over the semiconductor substrate. The passive polysilicon device further includes a polysilicon feature; and a plurality of electrodes embedded in the polysilicon feature.
    Type: Grant
    Filed: June 12, 2017
    Date of Patent: March 27, 2018
    Assignee: TAIWAN SEMICONDUCTOR MANUFACTURING COMPANY, LTD.
    Inventors: Harry-Hak-Lay Chuang, Kong-Beng Thei, Sheng-Chen Chung, Chiung-Han Yeh, Lee-Wee Teo, Yu-Ying Hsu, Bao-Ru Young
  • Patent number: 9893144
    Abstract: Semiconductor devices having MIM capacitor structures are provided, as well as methods for fabricating semiconductor devices having MIM capacitor structures. For example, a semiconductor device includes a first capacitor electrode formed on a substrate, a capacitor insulating layer formed on the first capacitor electrode, and a second capacitor electrode. The second capacitor electrode comprises a layer of metallic material that is formed by application of a surface treatment to a surface of the capacitor insulating layer to convert the surface of the capacitor insulating layer to the layer of metallic material. As an example, the capacitor insulating layer comprises Ta3N5 insulating material, and the second capacitor electrode comprises TaN metallic material.
    Type: Grant
    Filed: August 5, 2016
    Date of Patent: February 13, 2018
    Assignee: International Business Machines Corporation
    Inventor: Chih-Chao Yang
  • Patent number: 9887189
    Abstract: An integrated circuit includes transistor and resistor. The transistor includes a gate stack. The gate stack includes a first dielectric layer, a first conductive layer over the first dielectric layer, a second conductive layer over the first conductive layer, and a second dielectric layer over the second conductive layer. The transistor also includes source/drain (S/D) regions adjacent to the gate stack. The resistor adjacent to the transistor, and includes a third dielectric layer.
    Type: Grant
    Filed: October 20, 2015
    Date of Patent: February 6, 2018
    Assignee: TAIWAN SEMICONDUCTOR MANUFACTURING COMPANY, LTD.
    Inventors: Chan-Hong Chern, Fu-Lung Hsueh
  • Patent number: 9881868
    Abstract: A plurality of first wiring layers are arranged on a main surface of a substrate, a first insulating film is arranged on upper faces of the plurality of first wiring layers, a second insulating film is arranged on an upper face of the first insulating film, and a plurality of second wiring layers are arranged on the second insulating film. A metal resistive element layer is arranged just below at least one second wiring layer among the plurality of second wiring layers. A plurality of conductive layers extend from the plurality of second wiring layers respectively to the metal resistive element layer in a Z direction perpendicular to the main surface. The metal resistive element layer includes a metal wiring layer. At least one part of a side face of at least one conductive layer among the plurality of conductive layers is connected to the metal wiring layer.
    Type: Grant
    Filed: October 17, 2014
    Date of Patent: January 30, 2018
    Assignee: Renesas Electronics Corporation
    Inventors: Shigeo Tokumitsu, Takahiro Mori, Tetsuya Nitta
  • Patent number: 9831425
    Abstract: A memory using mixed valence conductive oxides is disclosed. The memory includes a mixed valence conductive oxide that is less conductive in its oxygen deficient state and a mixed electronic ionic conductor that is an electrolyte to oxygen and promotes an electric field effective to cause oxygen ionic motion.
    Type: Grant
    Filed: September 3, 2015
    Date of Patent: November 28, 2017
    Assignee: Unity Semiconductor Corporation
    Inventors: Darrell Rinerson, Christophe J. Chevallier, Wayne Kinney, Roy Lambertson, John E. Sanchez, Jr., Lawrence Schloss, Philip Swab, Edmond Ward
  • Patent number: 9812442
    Abstract: An integrated device includes a field effect transistor formed within and upon an active region of a substrate and a resistor formed on an isolation region of the substrate. The field effect transistor includes a gate stacked structure having respective portions of a dielectric layer, a first conductive layer and a second conductive layer arranged in order from bottom to top. The resistor includes a resistor body being an enclosure portion of the first conductive layer and resistor terminals being portions of the second conductive layer on distal ends of the resistor body. A method for manufacturing a semiconductor device includes forming a gate stacked structure and a resistor stacked structure at the same time by patterning a dielectric layer, a first conductive layer and a second conductive layer. The method also includes forming a resistor having a resistor body by patterning the resistor stacked structure.
    Type: Grant
    Filed: March 12, 2012
    Date of Patent: November 7, 2017
    Assignee: SEMICONDUCTOR MANUFACTURING INTERNATIONAL (BEIJING) CORPORATION
    Inventor: Zhongshan Hong
  • Patent number: 9793475
    Abstract: The present invention provides a memory structure including a resistance-changing storage element, which enables a reset operation with a reset gate and in which cross-sectional areas of a resistance-changing film and a lower electrode in a current-flowing direction can be decreased.
    Type: Grant
    Filed: September 14, 2016
    Date of Patent: October 17, 2017
    Assignee: UNISANTIS ELECTRONICS SINGAPORE PTE. LTD.
    Inventors: Fujio Masuoka, Hiroki Nakamura
  • Patent number: 9786594
    Abstract: A plurality of first wiring layers are arranged on a main surface of a substrate, a first insulating film is arranged on upper faces of the plurality of first wiring layers, a second insulating film is arranged on an upper face of the first insulating film, and a plurality of second wiring layers are arranged on the second insulating film. A metal resistive element layer is arranged just below at least one second wiring layer among the plurality of second wiring layers. A plurality of conductive layers extend from the plurality of second wiring layers respectively to the metal resistive element layer in a Z direction perpendicular to the main surface. The metal resistive element layer includes a metal wiring layer. At least one part of a side face of at least one conductive layer among the plurality of conductive layers is connected to the metal wiring layer.
    Type: Grant
    Filed: October 17, 2014
    Date of Patent: October 10, 2017
    Assignee: Renesas Electronics Corporation
    Inventors: Shigeo Tokumitsu, Takahiro Mori, Tetsuya Nitta
  • Patent number: 9640588
    Abstract: Memory cell architectures and methods of forming the same are provided. An example memory cell can include a switch element and a memory element formed in series with the switch element. A smallest lateral dimension of the switch element is different than a smallest lateral dimension of the memory element.
    Type: Grant
    Filed: September 28, 2015
    Date of Patent: May 2, 2017
    Assignee: Micron Technology, Inc.
    Inventors: Samuele Sciarrillo, Marcello Ravasio
  • Patent number: 9627409
    Abstract: A semiconductor device with a metal-containing layer, a first semiconductor layer, that is formed on top of the metal-containing layer, and a resistor that is formed in the metal-containing layer and that is contacted through the first semiconductor layer is provided. Furthermore, a method of manufacturing a semiconductor device is provided, wherein the method comprises manufacturing of a resistor with the following steps: formation of a metal-containing layer over a wafer, particularly a SOI wafer, formation of a first semiconductor layer on top of the metal-containing layer and formation of a contact through the semiconductor layer to the metal-containing layer.
    Type: Grant
    Filed: December 29, 2015
    Date of Patent: April 18, 2017
    Assignee: GLOBALFOUNDRIES Inc.
    Inventors: Hans-Peter Moll, Andrei Sidelnicov, Maciej Wiatr
  • Patent number: 9601427
    Abstract: A semiconductor device (1) includes a first metal wiring layer (11) formed on a substrate (10), an interlayer insulating film (12) formed on the first metal wiring layer (11), a second metal wiring layer (23) formed on the interlayer insulating film (12), a first resistor including a first resistance metal film (14a) formed between the first metal wiring layer (11) and the second metal wiring layer (23), a first insulating film (15a) formed on the first resistance metal film (14a), and a second resistance metal film (16a) formed on the first insulating film (15a), and a second resistor including a first resistance metal film (14b) formed between the first metal wiring layer (11) and the second metal wiring layer (23), a first insulating film (15b) formed on the first resistance metal film (14b), and a second resistance metal film (16b) formed on the first insulating film (15b).
    Type: Grant
    Filed: March 19, 2014
    Date of Patent: March 21, 2017
    Assignee: Asahi Kasei Microdevices Corporation
    Inventor: Kotaro Nagakura
  • Patent number: 9496254
    Abstract: A method for fabricating a metal-insulator-metal (MIM) capacitor includes depositing a first middle of line (MOL) conductive layer over a shallow trench isolation (STI) region of a semiconductor substrate. The first MOL conductive layer provides a first plate of the MIM capacitor as well as a first set of local interconnects to source and drain regions of a semiconductor device. The method also includes depositing an insulator layer on the first MOL conductive layer as a dielectric layer of the MIM capacitor. The method further includes depositing a second MOL conductive layer on the insulator layer as a second plate of the MIM capacitor.
    Type: Grant
    Filed: April 17, 2015
    Date of Patent: November 15, 2016
    Assignee: QUALCOMM Incorporated
    Inventors: PR Chidambaram, Bin Yang
  • Patent number: 9443911
    Abstract: An electronic device includes a semiconductor memory unit.
    Type: Grant
    Filed: May 15, 2014
    Date of Patent: September 13, 2016
    Assignee: SK HYNIX INC.
    Inventor: Tae-Jung Ha
  • Patent number: 9373674
    Abstract: A method is provided for forming sandwich damascene resistors in MOL processes and the resulting devices.
    Type: Grant
    Filed: March 5, 2015
    Date of Patent: June 21, 2016
    Assignee: GLOBALFOUNDRIES SINGAPORE PTE.LTD.
    Inventors: Chang Yong Xiao, Roderick Miller, Jie Chen
  • Patent number: 9343554
    Abstract: A semiconductor device including a bipolar transistor in which a polysilicon film is used for an emitter electrode. The bipolar transistor includes a collector region formed in an Si substrate, a base layer formed on the collector region, an emitter region formed in an upper part spaced apart from the collector region of the base layers, and a silicon oxide film formed on the base layer and covering a joint portion of the base layer and the emitter region. The density of fluorine existent at an interface between the joint portion and the silicon oxide film is equal to or higher than 1×1020 cm?3.
    Type: Grant
    Filed: February 24, 2014
    Date of Patent: May 17, 2016
    Assignee: Asahi Kasei Microdevices Corporation
    Inventor: Toshiro Sakamoto
  • Patent number: 9040950
    Abstract: According to one embodiment, a nonvolatile memory device includes a first interconnect, an insulating layer, a needle-like metal oxide, and a second interconnect. The insulating layer is provided on the first interconnect. The needle-like metal oxide pierces the insulating layer in a vertical direction. The second interconnect is provided on the insulating layer.
    Type: Grant
    Filed: September 6, 2011
    Date of Patent: May 26, 2015
    Assignee: Kabushiki Kaisha Toshiba
    Inventor: Kouji Matsuo
  • Patent number: 9029232
    Abstract: Nonvolatile memory elements that are based on resistive switching memory element layers are provided. A nonvolatile memory element may have a resistive switching metal oxide layer. The resistive switching metal oxide layer may have one or more layers of oxide. A resistive switching metal oxide may be doped with a dopant that increases its melting temperature and enhances its thermal stability. Layers may be formed to enhance the thermal stability of the nonvolatile memory element. An electrode for a nonvolatile memory element may contain a conductive layer and a buffer layer.
    Type: Grant
    Filed: May 19, 2014
    Date of Patent: May 12, 2015
    Assignee: Intermolecular, Inc.
    Inventors: Sandra G Malhotra, Sean Barstow, Tony P. Chiang, Wayne R French, Pragati Kumar, Prashant B Phatak, Sunil Shanker, Wen Wu
  • Patent number: 9012293
    Abstract: A method is provided for forming sandwich damascene resistors in MOL processes and the resulting devices. Embodiments include forming on a substrate a film stack including an interlayer dielectric (ILD), a first dielectric layer, and a sacrifice layer (SL); removing a portion of the SL and the first dielectric layer, forming a first cavity; conformally forming a layer of resistive material in the first cavity and over the SL; depositing a second dielectric layer over the layer of resistive material and filling the first cavity; and removing the second dielectric layer, the layer of resistive material not in the first cavity, and at least a partial depth of the SL.
    Type: Grant
    Filed: January 10, 2013
    Date of Patent: April 21, 2015
    Assignee: GLOBALFOUNDRIES Singapore Pte. Ltd.
    Inventors: Chang Yong Xiao, Roderick Miller, Jie Chen