Patents by Inventor Jam-Wem Lee

Jam-Wem Lee has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).

  • Patent number: 9209265
    Abstract: A device includes a semiconductor substrate, and an insulation region extending from a top surface of the semiconductor substrate into the semiconductor substrate. The device further includes a first node and a second node, and an Electro-Static Discharge (ESD) device coupled between the first node and the second node. The ESD device includes a semiconductor fin adjacent to and over a top surface of the insulation region. The ESD device is configured to, in response to an ESD transient on the first node, conduct a current from the first node to the second node.
    Type: Grant
    Filed: November 15, 2012
    Date of Patent: December 8, 2015
    Assignee: Taiwan Semiconductor Manufacturing Company, Ltd.
    Inventors: Tsung-Che Tsai, Yi-Feng Chang, Jam-Wem Lee
  • Patent number: 9209302
    Abstract: A method of forming an integrated circuit device includes forming a gate stack covering a middle portion of a semiconductor fin, forming a gate spacer layer over the gate stack and the semiconductor fin, and patterning the gate spacer layer. The resulting spacers include a gate spacer on a sidewall of the gate stack, and a fin spacer on a sidewall of an end portion of the semiconductor fin. The fin spacer is then etched. When the etching is finished, a height of the fin spacer is smaller than about a half of the height of the semiconductor fin.
    Type: Grant
    Filed: November 26, 2013
    Date of Patent: December 8, 2015
    Assignee: Taiwan Semiconductor Manufacturing Company, Ltd.
    Inventors: Tsung-Che Tsai, Yi-Feng Chang, Jam-Wem Lee
  • Patent number: 9209168
    Abstract: A circuit comprises a first layer comprising a first voltage line, a first transistor coupled with the first voltage line, a second transistor coupled with the first voltage line, and a first line coupling a drain of the first transistor with a gate of the second transistor. The circuit also comprises a second layer comprising a second voltage line, a third transistor coupled with the second voltage line, a fourth transistor coupled with the second voltage line, and a second line coupling a drain of the third transistor with a gate of the fourth transistor. The circuit further comprises an inter-layer interconnect structure coupling the first transistor with the third transistor, and the second transistor with the fourth transistor.
    Type: Grant
    Filed: March 16, 2015
    Date of Patent: December 8, 2015
    Assignee: TAIWAN SEMICONDUCTOR MANUFACTURING COMPANY, LTD.
    Inventor: Jam-Wem Lee
  • Patent number: 9177953
    Abstract: One or more semiconductor devices with an electrostatic discharge (ESD) device and a functional device in a circular arrangement are provided herein. The semiconductor device comprises a first circular sector, a second circular sector, and at least two disconnect regions disposed between the first circular sector and the second circular sector. The first circular sector comprises at least one ESD device. The second circular sector comprises at least one functional device. A single semiconductor device having a circular arrangement or configuration thus has an ESD device and a functional device.
    Type: Grant
    Filed: October 31, 2013
    Date of Patent: November 3, 2015
    Assignee: Taiwan Semiconductor Manufacturing Company Limited
    Inventor: Jam-Wem Lee
  • Patent number: 9165926
    Abstract: A chip includes a semiconductor substrate, a well region in the semiconductor substrate, and a Dynamic Threshold Metal-Oxide Semiconductor (DTMOS) transistor formed at a front side of the semiconductor substrate. The DTMOS transistor includes a gate electrode, and a source/drain region adjacent to the gate electrode. The source/drain region is disposed in the well region. A well pickup region is in the well region, and the well pickup region is at a back side of the semiconductor substrate. The well pickup region is electrically connected to the gate electrode.
    Type: Grant
    Filed: October 2, 2013
    Date of Patent: October 20, 2015
    Assignee: Taiwan Semiconductor Manufacturing Company, Ltd.
    Inventor: Jam-Wem Lee
  • Patent number: 9165829
    Abstract: A chip includes a dielectric layer having a top surface and a bottom surface, a first semiconductor layer overlying and bonded to the top surface of the dielectric layer, and a first Metal Oxide-Semiconductor (MOS) transistor of a first conductivity type. The first MOS transistor includes a first gate dielectric overlying and contacting the first semiconductor layer, and a first gate electrode overlying the first gate dielectric. A second semiconductor layer is underlying and bonded to the bottom surface of the dielectric layer. A second MOS transistor of a second conductivity type opposite to the first conductivity type includes a second gate dielectric underlying and contacting the second semiconductor layer, and a second gate electrode underlying the second gate dielectric.
    Type: Grant
    Filed: October 2, 2013
    Date of Patent: October 20, 2015
    Assignee: Taiwan Semiconductor Manufacturing Company, Ltd.
    Inventor: Jam-Wem Lee
  • Publication number: 20150295088
    Abstract: An embodiment integrated circuit (e.g., diode) and method of making the same. The embodiment integrated circuit includes a well having a first doping type formed over a substrate having the first doping type, the well including a fin, a source formed over the well on a first side of the fin, the source having a second doping type, a drain formed over the well on a second side of the fin, the drain having the first doping type, and a gate oxide formed over the fin, the gate oxide laterally spaced apart from the source by a back off region of the fin. The integrated circuit is compatible with a FinFET fabrication process.
    Type: Application
    Filed: June 26, 2015
    Publication date: October 15, 2015
    Inventors: Tsung-Che Tsai, Yi-Feng Chang, Jam-Wem Lee
  • Patent number: 9093492
    Abstract: An embodiment integrated circuit (e.g., diode) and method of making the same. The embodiment integrated circuit includes a well having a first doping type formed over a substrate having the first doping type, the well including a fin, a source formed over the well on a first side of the fin, the source having a second doping type, a drain formed over the well on a second side of the fin, the drain having the first doping type, and a gate oxide formed over the fin, the gate oxide laterally spaced apart from the source by a back off region of the fin. The integrated circuit is compatible with a FinFET fabrication process.
    Type: Grant
    Filed: November 29, 2012
    Date of Patent: July 28, 2015
    Assignee: Taiwan Semiconductor Manufacturing Company, Ltd.
    Inventors: Tsung-Che Tsai, Yi-Feng Chang, Jam-Wem Lee
  • Publication number: 20150187747
    Abstract: A circuit comprises a first layer comprising a first voltage line, a first transistor coupled with the first voltage line, a second transistor coupled with the first voltage line, and a first line coupling a drain of the first transistor with a gate of the second transistor. The circuit also comprises a second layer comprising a second voltage line, a third transistor coupled with the second voltage line, a fourth transistor coupled with the second voltage line, and a second line coupling a drain of the third transistor with a gate of the fourth transistor. The circuit further comprises an inter-layer interconnect structure coupling the first transistor with the third transistor, and the second transistor with the fourth transistor.
    Type: Application
    Filed: March 16, 2015
    Publication date: July 2, 2015
    Inventor: Jam-Wem LEE
  • Patent number: 9064720
    Abstract: A decoupling capacitor formed from a fin field-effect transistor (FinFET) and method of using the same are provided. An embodiment decoupling capacitor includes a fin field-effect transistor (FinFET) having a semiconductor substrate supporting a gate stack, a source, and a drain, a first terminal coupled to the semiconductor substrate and to the gate stack, the first terminal configured to couple with a first power rail, and a second terminal coupled to the source and to the drain, the second terminal configured to couple with a second power rail having a higher potential than the first power rail.
    Type: Grant
    Filed: January 29, 2013
    Date of Patent: June 23, 2015
    Assignee: Taiwan Semiconductor Manufacturing Company, Ltd.
    Inventors: Jam-Wem Lee, Yi-Feng Chang
  • Publication number: 20150171062
    Abstract: A circuit comprises a first layer and a second layer separate from the first layer. The first layer comprises a power line, a first transistor coupled to the power line, a second transistor coupled to the power line, and a first line coupling the first transistor and the second transistor. The second layer comprises a ground line, a third transistor coupled to the ground line, a fourth transistor coupled to the ground line, and a second line coupling the third transistor and the fourth transistor. The circuit also comprises an inter-layer interconnect that couples the first transistor and the third transistor. The inter-layer interconnect also couples the second transistor and the fourth transistor.
    Type: Application
    Filed: December 17, 2013
    Publication date: June 18, 2015
    Applicant: TAIWAN SEMICONDUCTOR MANUFACTURING COMPANY, LTD.
    Inventor: Jam-Wem LEE
  • Patent number: 9041078
    Abstract: A circuit comprises a first layer and a second layer separate from the first layer. The first layer comprises a power line, a first transistor coupled to the power line, a second transistor coupled to the power line, and a first line coupling the first transistor and the second transistor. The second layer comprises a ground line, a third transistor coupled to the ground line, a fourth transistor coupled to the ground line, and a second line coupling the third transistor and the fourth transistor. The circuit also comprises an inter-layer interconnect that couples the first transistor and the third transistor. The inter-layer interconnect also couples the second transistor and the fourth transistor.
    Type: Grant
    Filed: December 17, 2013
    Date of Patent: May 26, 2015
    Assignee: TAIWAN SEMICONDUCTOR MANUFACTURING COMPANY, LTD.
    Inventor: Jam-Wem Lee
  • Publication number: 20150137264
    Abstract: A semiconductor device may include body contacts on a finFET device for ESD protection. The semiconductor device comprises a semiconductor fin, a source/drain region and a body contact. The source/drain region and the body contact are in the semiconductor fin. A portion of the fin is laterally between the source/drain region and the body contact. The semiconductor fin is on a substrate.
    Type: Application
    Filed: December 8, 2014
    Publication date: May 21, 2015
    Inventors: Ching-Hsiung Lo, Jam-Wem Lee, Wun-Jie Lin, Jen-Chou Tseng
  • Publication number: 20150137174
    Abstract: Methods and apparatus for increased holding voltage SCRs. A semiconductor device includes a semiconductor substrate of a first conductivity type; a first well of the first conductivity type; a second well of a second conductivity type adjacent to the first well, an intersection of the first well and the second well forming a p-n junction; a first diffused region of the first conductivity type formed at the first well and coupled to a ground terminal; a first diffused region of the second conductivity type formed at the first well; a second diffused region of the first conductivity type formed at the second well and coupled to a pad terminal; a second diffused region of the second conductivity type formed in the second well; and a Schottky junction formed adjacent to the first diffused region of the second conductivity type coupled to a ground terminal. Methods for forming devices are disclosed.
    Type: Application
    Filed: January 9, 2015
    Publication date: May 21, 2015
    Inventors: Jam-Wem Lee, Tzu-Heng Chang, Tsung-Che Tsai, Ming-Hsiang Song
  • Publication number: 20150129971
    Abstract: A semiconductor arrangement includes a well region and a first region disposed within the well region. The first region includes a first conductivity type. The semiconductor arrangement includes a first gate disposed above the well region on a first side of the first region. The first gate includes a first top surface facing away from the well region. The first top surface has a first top surface area. The semiconductor arrangement includes a first gate contact disposed above the first gate. The first gate contact includes a first bottom surface facing towards the well region. The first bottom surface has a first bottom surface area. The first bottom surface area covers at least about two thirds of the first top surface area.
    Type: Application
    Filed: November 14, 2013
    Publication date: May 14, 2015
    Applicant: Taiwan Semiconductor Manufacturing Company Limited
    Inventors: Ming-Hsiang Song, Jam-Wem Lee, Yi-Feng Chang, Wun-Jie Hung Lin
  • Publication number: 20150130515
    Abstract: A high voltage semiconductor device, particularly a device including a number of high breakdown voltage transistors having a common drain, first well, and insulating structure between the gate and the drain as well as method for using the same is provided in this disclosure. The high breakdown voltage transistors in the device together are in an elliptical shape. A second well region, gate structure, and a source region are partially overlapping discontinuous elliptical rings having at least two discontinuities or openings in a top view. The respective discontinuities or openings define each of the high breakdown voltage transistors.
    Type: Application
    Filed: January 19, 2015
    Publication date: May 14, 2015
    Inventor: Jam-Wem Lee
  • Publication number: 20150115366
    Abstract: One or more semiconductor devices with an electrostatic discharge (ESD) device and a functional device in a circular arrangement are provided herein. The semiconductor device comprises a first circular sector, a second circular sector, and at least two disconnect regions disposed between the first circular sector and the second circular sector. The first circular sector comprises at least one ESD device. The second circular sector comprises at least one functional device. A single semiconductor device having a circular arrangement or configuration thus has an ESD device and a functional device.
    Type: Application
    Filed: October 31, 2013
    Publication date: April 30, 2015
    Applicant: Taiwan Semiconductor Manufacturing Company Limited
    Inventor: Jam-Wem Lee
  • Publication number: 20150097264
    Abstract: A diode string having a plurality of diodes for ESD protection of a CMOS IC device comprises a first diode and a last diode in the diode string, wherein the first diode and the last diode are both formed on a bottom layer in a silicon substrate, and remaining diodes in the diode string. The remaining diodes are formed on a top layer placed on top of the bottom layer. The diode string further comprises a plurality of conductive lines that connect the first diode and the last diode on the bottom layer sequentially with the remaining diodes on the top layer to form a three dimensional (3D) structure of the diode string.
    Type: Application
    Filed: October 9, 2013
    Publication date: April 9, 2015
    Applicant: Taiwan Semiconductor Manufacturing Co., Ltd.
    Inventors: Tsung-Che TSAI, Jam-Wem LEE
  • Publication number: 20150091092
    Abstract: A chip includes a semiconductor substrate, a well region in the semiconductor substrate, and a Dynamic Threshold Metal-Oxide Semiconductor (DTMOS) transistor formed at a front side of the semiconductor substrate. The DTMOS transistor includes a gate electrode, and a source/drain region adjacent to the gate electrode. The source/drain region is disposed in the well region. A well pickup region is in the well region, and the well pickup region is at a back side of the semiconductor substrate. The well pickup region is electrically connected to the gate electrode.
    Type: Application
    Filed: October 2, 2013
    Publication date: April 2, 2015
    Applicant: TAIWAN SEMICONDUCTOR MANUFACTURING COMPANY, LTD.
    Inventor: Jam-Wem Lee
  • Publication number: 20150091066
    Abstract: A chip includes a dielectric layer having a top surface and a bottom surface, a first semiconductor layer overlying and bonded to the top surface of the dielectric layer, and a first Metal Oxide-Semiconductor (MOS) transistor of a first conductivity type. The first MOS transistor includes a first gate dielectric overlying and contacting the first semiconductor layer, and a first gate electrode overlying the first gate dielectric. A second semiconductor layer is underlying and bonded to the bottom surface of the dielectric layer. A second MOS transistor of a second conductivity type opposite to the first conductivity type includes a second gate dielectric underlying and contacting the second semiconductor layer, and a second gate electrode underlying the second gate dielectric.
    Type: Application
    Filed: October 2, 2013
    Publication date: April 2, 2015
    Applicant: TAIWAN SEMICONDUCTOR MANUFACTURING COMPANY, LTD.
    Inventor: Jam-Wem Lee