Patents by Inventor Sally Liu

Sally Liu 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: 9425154
    Abstract: A device includes a substrate having a front surface and a back surface; an integrated circuit device at the front surface of the substrate; and a metal plate on the back surface of the substrate, wherein the metal plate overlaps substantially an entirety of the integrated circuit device. A guard ring extends into the substrate and encircles the integrated circuit device. The guard ring is formed of a conductive material. A through substrate via (TSV) penetrates through the substrate and electrically couples to the metal plate.
    Type: Grant
    Filed: December 19, 2014
    Date of Patent: August 23, 2016
    Assignee: Taiwan Semiconductor Manufacturing Company, Ltd.
    Inventors: Chia-Chung Chen, Chewn-Pu Jou, Sally Liu
  • Patent number: 9373673
    Abstract: In accordance with an embodiment, a semiconductor device comprises a semiconductor die, an interposer, and conductive bumps bonding the semiconductor die to the interposer. The semiconductor die comprises a first metallization layer, and the first metallization layer comprises a first conductive pattern. The interposer comprises a second metallization layer, and the second metallization layer comprises a second conductive pattern. Some of the conductive bumps electrically couple the first conductive pattern to the second conductive pattern to form a coil. Other embodiments contemplate other configurations of coils, inductors, and/or transformers, and contemplate methods of manufacture.
    Type: Grant
    Filed: May 21, 2015
    Date of Patent: June 21, 2016
    Assignee: Taiwan Semiconductor Manufacturing Company, Ltd.
    Inventors: Hsiao-Tsung Yen, Chin-Wei Kuo, Hsien-Pin Hu, Sally Liu, Ming-Fa Chen, Jhe-Ching Lu
  • Publication number: 20150255531
    Abstract: In accordance with an embodiment, a semiconductor device comprises a semiconductor die, an interposer, and conductive bumps bonding the semiconductor die to the interposer. The semiconductor die comprises a first metallization layer, and the first metallization layer comprises a first conductive pattern. The interposer comprises a second metallization layer, and the second metallization layer comprises a second conductive pattern. Some of the conductive bumps electrically couple the first conductive pattern to the second conductive pattern to form a coil. Other embodiments contemplate other configurations of coils, inductors, and/or transformers, and contemplate methods of manufacture.
    Type: Application
    Filed: May 21, 2015
    Publication date: September 10, 2015
    Inventors: Hsiao-Tsung Yen, Chin-Wei Kuo, Hsien-Pin Hu, Sally Liu, Ming-Fa Chen, Jhe-Ching Lu
  • Patent number: 9059026
    Abstract: In accordance with an embodiment, a semiconductor device comprises a semiconductor die, an interposer, and conductive bumps bonding the semiconductor die to the interposer. The semiconductor die comprises a first metallization layer, and the first metallization layer comprises a first conductive pattern. The interposer comprises a second metallization layer, and the second metallization layer comprises a second conductive pattern. Some of the conductive bumps electrically couple the first conductive pattern to the second conductive pattern to form a coil. Other embodiments contemplate other configurations of coils, inductors, and/or transformers, and contemplate methods of manufacture.
    Type: Grant
    Filed: June 24, 2013
    Date of Patent: June 16, 2015
    Assignee: Taiwan Semiconductor Manufacturing Company, Ltd.
    Inventors: Hsiao-Tsung Yen, Chin-Wei Kuo, Hsien-Pin Hu, Sally Liu, Ming-Fa Chen, Jhe-Ching Lu
  • Publication number: 20150104925
    Abstract: A device includes a substrate having a front surface and a back surface; an integrated circuit device at the front surface of the substrate; and a metal plate on the back surface of the substrate, wherein the metal plate overlaps substantially an entirety of the integrated circuit device. A guard ring extends into the substrate and encircles the integrated circuit device. The guard ring is formed of a conductive material. A through substrate via (TSV) penetrates through the substrate and electrically couples to the metal plate.
    Type: Application
    Filed: December 19, 2014
    Publication date: April 16, 2015
    Inventors: Chia-Chung Chen, Chewn-Pu Jou, Sally Liu
  • Patent number: 8928127
    Abstract: A device includes a substrate having a front surface and a back surface; an integrated circuit device at the front surface of the substrate; and a metal plate on the back surface of the substrate, wherein the metal plate overlaps substantially an entirety of the integrated circuit device. A guard ring extends into the substrate and encircles the integrated circuit device. The guard ring is formed of a conductive material. A through substrate via (TSV) penetrates through the substrate and electrically couples to the metal plate.
    Type: Grant
    Filed: September 24, 2010
    Date of Patent: January 6, 2015
    Assignee: Taiwan Semiconductor Manufacturing Company, Ltd.
    Inventors: Chia-Chung Chen, Chewn-Pu Jou, Sally Liu
  • Publication number: 20140374875
    Abstract: In accordance with an embodiment, a semiconductor device comprises a semiconductor die, an interposer, and conductive bumps bonding the semiconductor die to the interposer. The semiconductor die comprises a first metallization layer, and the first metallization layer comprises a first conductive pattern. The interposer comprises a second metallization layer, and the second metallization layer comprises a second conductive pattern. Some of the conductive bumps electrically couple the first conductive pattern to the second conductive pattern to form a coil. Other embodiments contemplate other configurations of coils, inductors, and/or transformers, and contemplate methods of manufacture.
    Type: Application
    Filed: June 24, 2013
    Publication date: December 25, 2014
    Inventors: Hsiao-Tsung Yen, Chin-Wei Kuo, Hsien-Pin Hu, Sally Liu, Ming-Fa Chen, Jhe-Ching Lu
  • Patent number: 8627253
    Abstract: In accordance with an embodiment, a method for substrate noise analysis comprises using a first processor based system, creating and simulating a circuit schematic comprising a multi-terminal model of a transistor, and thereafter, creating a layout based on properties represented in the circuit schematic and simulation results of the simulating. The multi-terminal model comprises a source terminal, a gate terminal, a drain terminal, a body terminal, and a guard-ring terminal.
    Type: Grant
    Filed: April 23, 2010
    Date of Patent: January 7, 2014
    Assignee: Taiwan Semiconductor Manufacturing Company, Ltd.
    Inventors: Tzu-Jin Yeh, Kal-Wen Tan, Chewn-Pu Jou, Sally Liu, Fu-Lung Hsueh
  • Patent number: 8609479
    Abstract: In at least one embodiment, a method of manufacturing a varactor includes forming a well over a substrate. The well has a first type doping. A first source region and a second source region are formed in the well, and the first source region and the second source region have a second type doping. A drain region is formed in the well, and the drain region has the first type doping. A first gate region is formed over the well between the drain region and the first source region. Moreover, a second gate region is formed over the well between the drain region and the second source region.
    Type: Grant
    Filed: August 27, 2012
    Date of Patent: December 17, 2013
    Assignee: Taiwan Semiconductor Manufacturing Company, Ltd.
    Inventors: Chia-Chung Chen, Chewn-Pu Jou, Chin Wei Kuo, Sally Liu
  • Patent number: 8558228
    Abstract: A device includes a first MOM capacitor; a second MOM capacitor directly over and vertically overlapping the first MOM capacitor, wherein each of the first and the second MOM capacitors includes a plurality of parallel capacitor fingers; a first and a second port electrically coupled to the first MOM capacitor; and a third and a fourth port electrically coupled to the second MOM capacitor. The first, the second, the third, and the fourth ports are disposed at a surface of a respective wafer.
    Type: Grant
    Filed: October 29, 2010
    Date of Patent: October 15, 2013
    Assignee: Taiwan Semiconductor Manufacturing Company, Ltd.
    Inventors: Chia-Chung Chen, Chi-Feng Huang, Tse-Hua Lu, Sally Liu
  • Patent number: 8502620
    Abstract: A system and method for transmitting signals is disclosed. An embodiment comprises a balun, such as a Marchand balun, which has a first transformer with a primary coil and a first secondary coil and a second transformer with the primary coil and a second secondary coil. The first secondary coil and the second secondary coil are connected to a ground plane, and the ground plane has slot lines located beneath the separation of the coils in the first transformer and the second transformer. The slot lines may also have fingers.
    Type: Grant
    Filed: November 12, 2010
    Date of Patent: August 6, 2013
    Assignee: Taiwan Semiconductor Maufacturing Company, Ltd.
    Inventors: Jhe-Ching Lu, Hsiao-Tsung Yen, Sally Liu, Tzu-Jin Yeh, Min-Chie Jeng
  • Patent number: 8502338
    Abstract: A device includes a semiconductor substrate of a first conductivity type, wherein the semiconductor substrate comprises a first surface and a second surface opposite the first surface. A through-substrate via (TSV) extends from the first surface to the second surface of the semiconductor substrate. A well region of a second conductivity type opposite the first conductivity type encircles the TSV, and extends from the first surface to the second surface of the semiconductor substrate.
    Type: Grant
    Filed: September 9, 2010
    Date of Patent: August 6, 2013
    Assignee: Taiwan Semiconductor Manufacturing Company, Ltd.
    Inventors: Hsiao-Tsung Yen, Hsien-Pin Hu, Chin-Wei Kuo, Sally Liu
  • Patent number: 8471358
    Abstract: In accordance with an embodiment, a semiconductor device comprises a semiconductor die, an interposer, and conductive bumps bonding the semiconductor die to the interposer. The semiconductor die comprises a first metallization layer, and the first metallization layer comprises a first conductive pattern. The interposer comprises a second metallization layer, and the second metallization layer comprises a second conductive pattern. Some of the conductive bumps electrically couple the first conductive pattern to the second conductive pattern to form a coil. Other embodiments contemplate other configurations of coils, inductors, and/or transformers, and contemplate methods of manufacture.
    Type: Grant
    Filed: June 1, 2010
    Date of Patent: June 25, 2013
    Assignee: Taiwan Semiconductor Manufacturing Company, Ltd.
    Inventors: Hsiao-Tsung Yen, Chin-Wei Kuo, Hsien-Pin Hu, Sally Liu, Ming-Fa Chen, Jhe-Ching Lu
  • Patent number: 8373229
    Abstract: An integrated circuit device is disclosed. An exemplary integrated circuit device includes: a semiconductor substrate; a fin structure disposed over the semiconductor substrate; and a gate structure disposed over the base portion of the fin structure. The collector portion is a first doped region including a first type dopant, and is coupled with a first terminal for electrically biasing the collector portion. The emitter portion is a second doped region including the first type dopant, and is coupled with a second terminal for electrically biasing the emitter portion. The base portion is a third doped region including a second type dopant opposite the first type, and is coupled with a third terminal for electrically biasing the base portion. The gate structure is coupled with a fourth terminal for electrically biasing the gate structure, such that the gate structure controls a path of current through the base portion.
    Type: Grant
    Filed: August 30, 2010
    Date of Patent: February 12, 2013
    Assignee: Taiwan Semiconductor Manufacturing Company, Ltd.
    Inventors: Chia-Chung Chen, Chewn-Pu Jou, Feng Yuan, Sally Liu
  • Patent number: 8362591
    Abstract: A three-dimensional integrated circuit includes a semiconductor substrate where the substrate has an opening extending through a first surface and a second surface of the substrate and where the first surface and the second surface are opposite surfaces of the substrate. A conductive material substantially fills the opening of the substrate to form a conductive through-substrate-via (TSV). An active circuit is disposed on the first surface of the substrate, an inductor is disposed on the second surface of the substrate and the TSV is electrically coupled to the active circuit and the inductor. The three-dimensional integrated circuit may include a varactor formed from a dielectric layer formed in the opening of the substrate such that the conductive material is disposed adjacent the dielectric layer and an impurity implanted region disposed surrounding the TSV such that the dielectric layer is formed between the impurity implanted region and the TSV.
    Type: Grant
    Filed: June 8, 2010
    Date of Patent: January 29, 2013
    Assignee: Taiwan Semiconductor Manufacturing Co., Ltd.
    Inventors: Hsiao-Tsung Yen, Hsien-Pin Hu, Jhe-Ching Lu, Chin-Wei Kuo, Ming-Fa Chen, Sally Liu
  • Patent number: 8350586
    Abstract: Provided is a method of de-embedding. The method includes forming a test structure having a device-under-test embedded therein, the test structure having left and right pads coupling the device-under-test, the device-under-test dividing the test structure into left and right half structures, the left and right half structures each having intrinsic transmission parameters; forming a plurality of dummy test structures, each dummy test structure including a left pad and a right pad; measuring transmission parameters of the test structure and the dummy test structures; and deriving intrinsic transmission parameters of the device-under-test using the intrinsic transmission parameters of the left and right half structures and the transmission parameters of the test structure and the dummy test structures.
    Type: Grant
    Filed: July 2, 2009
    Date of Patent: January 8, 2013
    Assignee: Taiwan Semiconductor Manufacturing Company, Ltd.
    Inventors: Shu-Ying Cho, Jiun-Kai Huang, Wen-Sheh Huang, Sally Liu
  • Publication number: 20120319176
    Abstract: In at least one embodiment, a method of manufacturing a varactor includes forming a well over a substrate. The well has a first type doping. A first source region and a second source region are formed in the well, and the first source region and the second source region have a second type doping. A drain region is formed in the well, and the drain region has the first type doping. A first gate region is formed over the well between the drain region and the first source region. Moreover, a second gate region is formed over the well between the drain region and the second source region.
    Type: Application
    Filed: August 27, 2012
    Publication date: December 20, 2012
    Applicant: TAIWAN SEMICONDUCTOR MANUFACTURING COMPANY, LTD.
    Inventors: Chia-Chung CHEN, Chewn-PU JOU, Chin Wei KUO, Sally LIU
  • Patent number: 8324970
    Abstract: A radio frequency amplifier circuit includes a substrate that is capable of receiving a substrate bias voltage. The source of a transistor is capable of receiving a source bias voltage. The drain of the transistor is capable of receiving a drain bias voltage. The gate of the transistor is located between the source and the drain. A radio frequency input signal is coupled to the gate. A substrate bias circuit provides the substrate bias voltage. The substrate bias voltage and the source bias voltage forward bias the first diode formed by the source and the substrate. The substrate bias voltage and the drain bias voltage reverse bias the second diode formed by the drain and the substrate.
    Type: Grant
    Filed: September 30, 2010
    Date of Patent: December 4, 2012
    Assignee: Taiwan Semiconductor Manufacturing Company, Ltd.
    Inventors: Chewn-Pu Jou, Fu-Lung Hsueh, Sally Liu
  • Patent number: 8273616
    Abstract: Various embodiments of the invention provide a varactor structure that, depends on configurations, can provide a C-V characteristic based on one or a combination of a reverse bias junction capacitor, a channel capacitor, and an oxide capacitor. The junction capacitor is formed by reverse biasing the P+ source region and the N-well. The channel capacitance is formed between the P+ source region and the N+ drain region, and the oxide capacitor is formed in the gate oxide area. Depending on biasing one or a combination of the gate voltage VG, the source voltage VS, and the drain voltage VD, embodiments can utilize one or a combination of the above capacitors. Other embodiments using the varactors in a Voltage-Controlled Oscillator (VCO) are also disclosed.
    Type: Grant
    Filed: February 19, 2010
    Date of Patent: September 25, 2012
    Assignee: Taiwan Semiconductor Manufacturing Company, Ltd.
    Inventors: Chia-Chung Chen, Chewn-Pu Jou, Chin-Wei Kuo, Sally Liu
  • Patent number: 8275584
    Abstract: A method of developing a statistical model for integrated circuits includes providing a set of test patterns; collecting a set of intra-die data from the set of test patterns; collecting a set of inter-die data from the set of test patterns; generating a total variation sigma (sigma_total) from the set of intra-die data and the set of inter-die data; appointing one of a global variation sigma (sigma_global) and a local variation sigma (sigma_local) as a first sigma, and a remaining one as a second sigma; generating the first sigma from one of the set of intra-data and the set of inter-data; generating the second sigma by removing the first sigma from the sigma_total; generating a corner model for global variations based on sigma_global and the set of inter-die data; and generating a corner model for local variations based on sigma_local and the set of intra-die data.
    Type: Grant
    Filed: December 12, 2006
    Date of Patent: September 25, 2012
    Assignee: Taiwan Semiconductor Manufacturing Company, Ltd.
    Inventors: Chung-Kai Lin, Cheng Hsiao, Sally Liu