Patents by Inventor Ming-Cheng Chang

Ming-Cheng Chang 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).

  • Publication number: 20150374248
    Abstract: According to one embodiment of a device for measuring blood pressure, the device includes a pressure sensor, a microprocessor, and a user interface, wherein a user exerts pressure on the user's wrist by using the pressure sensor, the pressure sensor senses the pressure to produce oscillation signal, the microprocessor connects with the pressure sensor and receives the oscillation signal to calculate vessel pulse, systolic blood pressure, and diastolic blood pressure of the user, the user interface connects with the microprocessor and receives instruction data of the microprocessor to inform the user.
    Type: Application
    Filed: June 27, 2014
    Publication date: December 31, 2015
    Inventors: Weichih Hu, Cheng-Sheng Chan, Ming-Cheng Chang
  • Publication number: 20150059748
    Abstract: A humidifier for a respiratory apparatus includes a first cover, a second cover engaged with the first cover and a partition plate. The first cover defines an air inlet. The second cover defines a chamber configured to contain at least some amount of water. A heater is configured to heat the water to generate humidified air in the chamber. The partition plate is partly sandwiched between the first cover and the second cover. The partition plate defines an air outlet. Air input via the air inlet is humidified by being mixed with the humidified air and thereafter ejected through the air outlet. The air entering via the air inlet is divided by the partition plate into a plurality of flows having different flow velocities, thereby form a plurality of flow paths.
    Type: Application
    Filed: August 14, 2014
    Publication date: March 5, 2015
    Inventors: CHIA-HSIANG HSIAO, CHIH-TSAN CHIEN, YING-CHIEH HSU, MING-CHENG CHANG, HSIN-WEI CHEN, WEN-BIN SHEN, SHU-CHI LIN, YI-CHEN LU
  • Patent number: 8658538
    Abstract: A method of fabricating a memory device includes forming a plurality of first insulative blocks and a plurality of second insulative blocks arranged in an alternating manner in a substrate, forming a plurality of wide trenches in the substrate to form a plurality of protruding blocks, forming a word line on each sidewall of the protruding blocks, isolating the word line on each sidewall of the protruding block, and forming an trench filler in the protruding block to form two mesa structures, wherein the first insulative block and the second insulative block have different depths, and the wide trenches are transverse to the first insulative blocks.
    Type: Grant
    Filed: March 7, 2013
    Date of Patent: February 25, 2014
    Assignee: Nanya Technology Corporation
    Inventors: Ying Cheng Chuang, Ping Cheng Hsu, Sheng Wei Yang, Ming Cheng Chang, Hung Ming Tsai
  • Patent number: 8647988
    Abstract: A memory device includes a mesa structure and a word line. The mesa structure, having two opposite side surfaces, includes at least one pair of source/drain regions and at least one channel base region corresponding to the pair of source/drain regions formed therein. The word line includes two linear sections and at least one interconnecting portion. Each linear section extends on the respective side surface of the mesa structure, adjacent to the channel base region. The at least one interconnecting portion penetrates through the mesa structure, connecting the two linear sections.
    Type: Grant
    Filed: March 4, 2013
    Date of Patent: February 11, 2014
    Assignee: Nanya Technology Corporation
    Inventors: Ying Cheng Chuang, Ping Cheng Hsu, Sheng Wei Yang, Ming Cheng Chang, Hung Ming Tsai
  • Patent number: 8426925
    Abstract: A memory device includes a plurality of isolations and trench fillers arranged in an alternating manner in a direction, a plurality of mesa structures between the isolations and trench fillers, and a plurality of word lines each overlying a side surface of the respective mesa. In one embodiment of the present invention, the width measured in the direction of the trench filler is smaller than that of the isolation, each mesa structure includes at least one paired source/drain regions and at least one channel base region corresponding to the paired source/drain regions, and each of the word lines is on a side surface of the mesa structure, adjacent the respective isolation, and is arranged adjacent the channel base region.
    Type: Grant
    Filed: November 12, 2010
    Date of Patent: April 23, 2013
    Assignee: Nanya Technology Corp.
    Inventors: Ying Cheng Chuang, Ping Cheng Hsu, Sheng Wei Yang, Ming Cheng Chang, Hung Ming Tsai
  • Patent number: 8415728
    Abstract: A memory device includes a mesa structure and a word line. The mesa structure, having two opposite side surfaces, includes at least one pair of source/drain regions and at least one channel base region corresponding to the pair of source/drain regions formed therein. The word line includes two linear sections and at least one interconnecting portion. Each linear section extends on the respective side surface of the mesa structure, adjacent to the channel base region. The at least one interconnecting portion penetrates through the mesa structure, connecting the two linear sections.
    Type: Grant
    Filed: November 12, 2010
    Date of Patent: April 9, 2013
    Assignee: Nanya Technology Corp.
    Inventors: Ying Cheng Chuang, Ping Cheng Hsu, Sheng Wei Yang, Ming Cheng Chang, Hung Ming Tsai
  • Patent number: 8368134
    Abstract: A nonvolatile memory device and method for fabricating the same are provided. The method for fabricating the nonvolatile memory device comprises providing a substrate. A tunnel insulating layer and a first conductive layer are formed in the substrate. A trench is formed through the first conductive layer and the tunnel insulating layer, wherein a portion of the substrate is exposed from the trench. A first insulating layer is formed in the trench. A second insulating layer is formed on sidewalls of the first insulating layer. A third insulating layer is conformably formed in the trench, covering the first insulating layer on a bottom portion of the trench and the second insulating layer on the sidewalls of the trench, wherein thickness of the third insulating layer on the sidewalls is thinner than that on the bottom of the trench. A control gate is formed on the third insulating layer in the trench.
    Type: Grant
    Filed: April 26, 2010
    Date of Patent: February 5, 2013
    Assignee: Nanya Technology Corporation
    Inventors: Ming-Cheng Chang, Chih-Hsiung Hung, Mao-Ying Wang, Wei-Hui Hsu
  • Patent number: 8334196
    Abstract: A method of forming a conductive contact includes forming a structure comprising an upper surface joining with a sidewall surface. The sidewall surface contains elemental-form silicon. Silicon is epitaxially grown from the sidewall surface. Dielectric material is formed over the upper surface and the epitaxially-grown silicon. A conductive contact is formed through the dielectric material to conductively connect with the upper surface.
    Type: Grant
    Filed: November 1, 2010
    Date of Patent: December 18, 2012
    Assignee: Micron Technology, Inc.
    Inventors: Ying-Cheng Chuang, Hung-Ming Tsai, Sheng-Wei Yang, Ping-Cheng Hsu, Ming-Cheng Chang
  • Patent number: 8288231
    Abstract: A method of fabricating a recessed channel access transistor device is provided. First, a semiconductor substrate having thereon a recess etched into a major surface is provided. A gate dielectric layer is then formed on interior surface of the recess. A recessed gate electrode is then formed in and on the recess. The recessed gate electrode comprises a recessed gate portion that is inlaid into the recess and under the major surface, and an upper gate portion above the major surface. An exposed sidewall of the recessed gate electrode is isotropically etched to thereby form a trimmed neck portion having a width that is smaller than that of the recessed gate portion. An exposed sidewall of the trimmed neck portion is then oxidized.
    Type: Grant
    Filed: August 18, 2011
    Date of Patent: October 16, 2012
    Assignee: Nanya Technology Corp.
    Inventors: Wei-Ming Liao, Ming-Cheng Chang
  • Publication number: 20120119277
    Abstract: A memory device includes a plurality of isolations and trench fillers arranged in an alternating manner in a direction, a plurality of mesa structures between the isolations and trench fillers, and a plurality of word lines each overlying a side surface of the respective mesa. In one embodiment of the present invention, the width measured in the direction of the trench filler is smaller than that of the isolation, each mesa structure includes at least one paired source/drain regions and at least one channel base region corresponding to the paired source/drain regions, and each of the word lines is on a side surface of the mesa structure, adjacent the respective isolation, and is arranged adjacent the channel base region.
    Type: Application
    Filed: November 12, 2010
    Publication date: May 17, 2012
    Applicant: NANYA TECHNOLOGY CORP.
    Inventors: YING CHENG CHUANG, PING CHENG HSU, SHENG WEI YANG, MING CHENG CHANG, HUNG MING TSAI
  • Publication number: 20120119276
    Abstract: A memory device includes a mesa structure and a word line. The mesa structure, having two opposite side surfaces, includes at least one pair of source/drain regions and at least one channel base region corresponding to the pair of source/drain regions formed therein. The word line includes two linear sections and at least one interconnecting portion. Each linear section extends on the respective side surface of the mesa structure, adjacent to the channel base region. The at least one interconnecting portion penetrates through the mesa structure, connecting the two linear sections.
    Type: Application
    Filed: November 12, 2010
    Publication date: May 17, 2012
    Applicant: NANYA TECHNOLOGY CORP.
    Inventors: YING CHENG CHUANG, PING CHENG HSU, SHENG WEI YANG, MING CHENG CHANG, HUNG MING TSAI
  • Publication number: 20120108047
    Abstract: A method of forming a conductive contact includes forming a structure comprising an upper surface joining with a sidewall surface. The sidewall surface contains elemental-form silicon. Silicon is epitaxially grown from the sidewall surface. Dielectric material is formed over the upper surface and the epitaxially-grown silicon. A conductive contact is formed through the dielectric material to conductively connect with the upper surface.
    Type: Application
    Filed: November 1, 2010
    Publication date: May 3, 2012
    Inventors: Ying-Cheng Chuang, Hung-Ming Tsai, Sheng-Wei Yang, Ping-Cheng Hsu, Ming-Cheng Chang
  • Patent number: 7993985
    Abstract: A method for forming a semiconductor device with a single-sided buried strap is provided.
    Type: Grant
    Filed: February 22, 2008
    Date of Patent: August 9, 2011
    Assignee: Nanya Technology Corp.
    Inventors: Neng-Tai Shih, Ming-Cheng Chang
  • Patent number: 7985998
    Abstract: A trench-type semiconductor device structure is disclosed. The structure includes a semiconductor substrate, a gate dielectric layer and a substrate channel structure. The semiconductor substrate includes a trench having an upper portion and a lower portion. The upper portion includes a conductive layer formed therein. The lower portion includes a trench capacitor formed therein. The gate dielectric layer is located between the semiconductor substrate and the conductive layer. The substrate channel structure with openings, adjacent to the trench, is electrically connected to the semiconductor substrate via the openings.
    Type: Grant
    Filed: July 22, 2008
    Date of Patent: July 26, 2011
    Assignee: Nanya Technology Corp.
    Inventors: Shian-Jyh Lin, Ming-Cheng Chang, Neng Tai Shih, Hung-Chang Liao
  • Patent number: 7956403
    Abstract: A flash memory includes a substrate with a protrusion, a control gate, two floating gates, and a dielectric layer. The protrusion extends from a top face of the substrate. The control gate is formed on the protrusion of the substrate and extendedly covers opposite sidewalls of the protrusion. The floating gates are respectively formed on top of the protrusion and being on two opposite sides of the control gate. The dielectric layer is sandwiched the control gate and each of the two floating gates. Because of the arcuate control gate used in the flash memory, the controllability of the control gate is increased and the memory cell window is enhanced.
    Type: Grant
    Filed: April 8, 2008
    Date of Patent: June 7, 2011
    Assignee: Nanya Technology Corporation
    Inventors: Ming-Cheng Chang, Wei-Ming Liao, Jer-Chyi Wang, Yi-Feng Chang
  • Publication number: 20100202468
    Abstract: Provided is a bridge coupled between an external host and an external storage device. The bridge includes a first interface, an encoder, a memory device, a decoder and a second interface. The first interface is coupled to the external host and receives a first data from an external host. The encoder is coupled to the first interface and compresses the first data by undistorted compression for producing a second data. The memory device is coupled to the encoder and temporally stores the second data produced by the encoder. The decoder is coupled to the memory device and decompresses the second data stored in the memory device for producing a third data. The third data and the first data are substantially the same. The second interface is coupled between the decoder and the external storage device and outputs the third data transmitted from the decoder to the external storage device.
    Type: Application
    Filed: December 10, 2009
    Publication date: August 12, 2010
    Applicant: Prolific Technology Inc.
    Inventor: Ming-Cheng Chang
  • Publication number: 20100200903
    Abstract: A nonvolatile memory device and method for fabricating the same are provided. The method for fabricating the nonvolatile memory device comprises providing a substrate. A tunnel insulating layer and a first conductive layer are formed in the substrate. A trench is formed through the first conductive layer and the tunnel insulating layer, wherein a portion of the substrate is exposed from the trench. A first insulating layer is formed in the trench. A second insulating layer is formed on sidewalls of the first insulating layer. A third insulating layer is conformably formed in the trench, covering the first insulating layer on a bottom portion of the trench and the second insulating layer on the sidewalls of the trench, wherein thickness of the third insulating layer on the sidewalls is thinner than that on the bottom of the trench. A control gate is formed on the third insulating layer in the trench.
    Type: Application
    Filed: April 26, 2010
    Publication date: August 12, 2010
    Applicant: NANYA TECHNOLOGY CORPORATION
    Inventors: Ming-Cheng Chang, Chih-Hsiung Hung, Mao-Ying Wang, Wei-Hui Hsu
  • Patent number: 7754614
    Abstract: A nonvolatile memory device and method for fabricating the same are provided. The method for fabricating the nonvolatile memory device comprises providing a substrate. A tunnel insulating layer and a first conductive layer are formed in the substrate. A trench is formed through the first conductive layer and the tunnel insulating layer, wherein a portion of the substrate is exposed from the trench. A first insulating layer is formed in the trench. A second insulating layer is formed on sidewalls of the first insulating layer. A third insulating layer is conformably formed in the trench, covering the first insulating layer on a bottom portion of the trench and the second insulating layer on the sidewalls of the trench, wherein thickness of the third insulating layer on the sidewalls is thinner than that on the bottom of the trench. A control gate is formed on the third insulating layer in the trench.
    Type: Grant
    Filed: January 17, 2008
    Date of Patent: July 13, 2010
    Assignee: Nanya Technologies Corporation
    Inventors: Ming-Cheng Chang, Chih-Hsiung Hung, Mao-Ying Wang, Wei-Hui Hsu
  • Patent number: 7682902
    Abstract: A memory structure disclosed in the present invention features a control gate and floating gates being positioned in recessed trenches. A method of fabricating the memory structure includes the steps of first providing a substrate having a first recessed trench. Then, a first gate dielectric layer is formed on the first recessed trench. A first conductive layer is formed on the first gate dielectric layer. After that, the first conductive layer is etched to form a spacer which functions as a floating gate on a sidewall of the first recessed trench. A second recessed trench is formed in a bottom of the first recessed trench. An inter-gate dielectric layer is formed on a surface of the spacer, a sidewall and a bottom of the second recessed trench. A second conductive layer formed to fill up the first and the second recessed trench.
    Type: Grant
    Filed: December 4, 2007
    Date of Patent: March 23, 2010
    Assignee: Nanya Technology Corp.
    Inventors: Ching-Nan Hsiao, Pei-Ing Lee, Ming-Cheng Chang, Chung-Lin Huang, Hsi-Hua Chang, Chih-Hsiang Wu
  • Patent number: 7642142
    Abstract: A method for forming a semiconductor device includes providing a substrate and forming conductor patterns and openings on the substrate. Next the openings are filled with a mask layer and upper portions of the conductor patterns are etched to form cavities. Following, a portion of the mask layer is removed to form a trench between two neighboring conductor patterns, wherein the trench exposes the substrate and the sidewalls of the two neighboring conductor patterns. Next, an insulating layer on the cavities and the trench is conformably formed, a second conductive layer is formed on the insulating layer and the trench is filled with the second conductive layer.
    Type: Grant
    Filed: January 17, 2008
    Date of Patent: January 5, 2010
    Assignee: Nanya Technology Corporation
    Inventors: Wei-Ming Liao, Ming-Cheng Chang