Patents by Inventor Kai Mao

Kai Mao 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: 20170359377
    Abstract: A graphical policy interface architecture may enable simplified graphical development of customized policy logic for software controllers to control network services, connections, and devices. The policy logic based on graphical policy logic notation may be compiled and installed at run-time into a software controller.
    Type: Application
    Filed: June 9, 2016
    Publication date: December 14, 2017
    Inventors: Kai Mao, Hiroaki Komine, Takaaki Kawakami, Toshimasa Arai, Kenichi Sakurai, Minoru Takimoto
  • Publication number: 20170139200
    Abstract: A tunable optical device including a substrate, at least one support unit, a flexible frame, an elastic component, a first reflector, and at least one actuator is provided. The support unit is fixed onto the substrate. The flexible frame is connected to the support unit and suspended above the substrate. The elastic component is connected to the flexible frame. A stiffness of the elastic component in the Z-axis is smaller than a stiffness of the flexible frame in the Z-axis. The Z-axis direction is parallel to a normal direction of the substrate. The first reflector is connected to the elastic component. The actuator is located between the flexible frame and the substrate or located between the first reflector and the substrate.
    Type: Application
    Filed: March 11, 2016
    Publication date: May 18, 2017
    Inventors: Chia-Jung Chang, Jing-Yuan Lin, Chun-Kai Mao, Jien-Ming Chen, Yu-Sheng Hsieh
  • Patent number: 9542879
    Abstract: A display panel and a manufacturing method thereof are disclosed herein. The display panel includes a substrate, a peripheral circuit, a plurality of pixel electrodes, a plurality of switches, and an insulating layer. The substrate has a display region and a non-display region. At least a portion of the peripheral circuit is located on the display region of the substrate. The pixel electrodes are located on the display region of the substrate. The switches are respectively and electrically connected to the pixel electrodes, configured to be respectively switched on according to a plurality of scan signals, so as to transmit a plurality of data signals to the pixel electrodes. The insulating layer is located between the peripheral circuit and the pixel electrodes, and is configured to prevent the peripheral circuit from interfering with the pixel electrodes.
    Type: Grant
    Filed: October 13, 2015
    Date of Patent: January 10, 2017
    Assignee: E Ink Holdings Inc.
    Inventors: Kai-Mao Huang, San-Long Lin, Chi-Ming Wu, Shu-Hao Chang
  • Publication number: 20160042683
    Abstract: A display panel and a manufacturing method thereof are disclosed herein. The display panel includes a substrate, a peripheral circuit, a plurality of pixel electrodes, a plurality of switches, and an insulating layer. The substrate has a display region and a non-display region. At least a portion of the peripheral circuit is located on the display region of the substrate. The pixel electrodes are located on the display region of the substrate. The switches are respectively and electrically connected to the pixel electrodes, configured to be respectively switched on according to a plurality of scan signals, so as to transmit a plurality of data signals to the pixel electrodes. The insulating layer is located between the peripheral circuit and the pixel electrodes, and is configured to prevent the peripheral circuit from interfering with the pixel electrodes.
    Type: Application
    Filed: October 13, 2015
    Publication date: February 11, 2016
    Inventors: Kai-Mao HUANG, San-Long LIN, Chi-Ming WU, Shu-Hao CHANG
  • Patent number: 9249008
    Abstract: A MEMS device with a first electrode, a second electrode and a third electrode is disclosed. These electrodes are disposed on a substrate in such a manner that (1) a pointing direction of the first electrode is in parallel with a normal direction of the substrate, (2) a pointing direction of the third electrode is perpendicular to the pointing direction of the first electrode, (3) the second electrode includes a sensing portion and a stationary portion, (4) the first electrode and the sensing portion are configured to define a sensing capacitor, and (5) the third electrode and the stationary portion are configured to define a reference capacitor. This arrangement facilitates the MEMS device such as a differential pressure sensor, differential barometer, differential microphone and decoupling capacitor to be miniaturized.
    Type: Grant
    Filed: December 2, 2013
    Date of Patent: February 2, 2016
    Assignee: INDUSTRIAL TECHNOLOGY RESEARCH INSTITUTE
    Inventors: Yu Wen Hsu, Chin Fu Kuo, Chao Ta Huang, Chun Kai Mao, Chin Hung Wang
  • Publication number: 20160013217
    Abstract: A circuit protection structure applied to a gate driver that is in a display panel (GIP) is provided. The gate driver has a first metal layer, a first isolation layer, a semiconductor layer, a second metal layer, and a second isolation layer. The first metal layer, the first isolation layer, the semiconductor layer, the second metal layer, and the second isolation layer are stacked in sequence. The circuit protection structure includes a protection layer. The protection layer is located on the second isolation layer.
    Type: Application
    Filed: April 29, 2015
    Publication date: January 14, 2016
    Inventors: Kai-Mao HUANG, Pei-Lin HUANG, Yi-Ming WU, Shu-Ping YAN
  • Patent number: 9190403
    Abstract: A display panel and a manufacturing method thereof are disclosed herein. The display panel includes a substrate, a peripheral circuit, a plurality of pixel electrodes, a plurality of switches, and an insulating layer. The substrate has a display region and a non-display region. At least a portion of the peripheral circuit is located on the display region of the substrate. The pixel electrodes are located on the display region of the substrate. The switches are respectively and electrically connected to the pixel electrodes, configured to be respectively switched on according to a plurality of scan signals, so as to transmit a plurality of data signals to the pixel electrodes. The insulating layer is located between the peripheral circuit and the pixel electrodes, and is configured to prevent the peripheral circuit from interfering with the pixel electrodes.
    Type: Grant
    Filed: February 6, 2014
    Date of Patent: November 17, 2015
    Assignee: E Ink Holdings Inc.
    Inventors: Kai-Mao Huang, San-Long Lin, Chi-Ming Wu, Shu-Hao Chang
  • Publication number: 20140361301
    Abstract: A display panel and a manufacturing method thereof are disclosed herein. The display panel includes a substrate, a peripheral circuit, a plurality of pixel electrodes, a plurality of switches, and an insulating layer. The substrate has a display region and a non-display region. At least a portion of the peripheral circuit is located on the display region of the substrate. The pixel electrodes are located on the display region of the substrate. The switches are respectively and electrically connected to the pixel electrodes, configured to be respectively switched on according to a plurality of scan signals, so as to transmit a plurality of data signals to the pixel electrodes. The insulating layer is located between the peripheral circuit and the pixel electrodes, and is configured to prevent the peripheral circuit from interfering with the pixel electrodes.
    Type: Application
    Filed: February 6, 2014
    Publication date: December 11, 2014
    Applicant: E Ink Holdings Inc.
    Inventors: Kai-Mao HUANG, San-Long LIN, Chi-Ming WU, Shu-Hao CHANG
  • Publication number: 20140175572
    Abstract: A MEMS device with a first electrode, a second electrode and a third electrode is disclosed. These electrodes are disposed on a substrate in such a manner that (1) a pointing direction of the first electrode is in parallel with a normal direction of the substrate, (2) a pointing direction of the third electrode is perpendicular to the pointing direction of the first electrode, (3) the second electrode includes a sensing portion and a stationary portion, (4) the first electrode and the sensing portion are configured to define a sensing capacitor, and (5) the third electrode and the stationary portion are configured to define a reference capacitor. This arrangement facilitates the MEMS device such as a differential pressure sensor, differential barometer, differential microphone and decoupling capacitor to be miniaturized.
    Type: Application
    Filed: December 2, 2013
    Publication date: June 26, 2014
    Applicant: INDUSTRIAL TECHNOLOGY RESEARCH INSTITUTE
    Inventors: YU WEN HSU, CHIN FU KUO, CHAO TA HUANG, CHUN KAI MAO, CHIN HUNG WANG
  • Publication number: 20130181191
    Abstract: An electronic device including a bio-polymer material and a method for manufacturing the same are disclosed. The electronic device of the present invention comprises: a substrate; a first electrode disposed on the substrate; a bio-polymer layer disposed on the first electrode, wherein the bio-polymeric material is selected from a group consisting of wool keratin, collagen hydrolysate, gelatin, whey protein and hydroxypropyl methylcellulose; and a second electrode disposed on the biopolymer material layer. The present invention is suitable for various electronic devices such as an organic thin film transistor, an organic floating gate memory, or a metal-insulator-metal capacitor.
    Type: Application
    Filed: June 1, 2012
    Publication date: July 18, 2013
    Inventors: Jenn-Chang Hwang, Chao-Ying Hsieh, Lung-Kai Mao, Chun-Yi Lee, Li-Shiuan Tsai, Cheng-Lung Tsai, Wei-Cheng Chung, Ping-Chiang Lyu
  • Patent number: 8467823
    Abstract: A method of communicating between a base band unit and a plurality of remote radio heads includes the steps of receiving a first signal through an antenna in a first remote radio head, transmitting the first signal to a second remote radio head through a digital radio interface, receiving a second signal through an antenna in the second remote radio head, compensating for a delay accrued in the first signal, adding the first signal and the second signal to obtain a resulting signal, and transmitting the resulting signal to a base band unit through a digital radio interface.
    Type: Grant
    Filed: March 24, 2010
    Date of Patent: June 18, 2013
    Assignee: Fujitsu Limited
    Inventors: Hiroyuki Seki, Hiroyuki Kiyanagi, Wei-Peng Chen, Chenxi Zhu, Nien-Tai Kai Mao
  • Patent number: 8436432
    Abstract: A RF MEMS switch includes a substrate, a first electrode, a first insulating layer, a second insulating layer, a second electrode and a movable electrode. The first electrode is disposed on the substrate. The first insulating layer covers the first electrode. The second insulating layer covers a portion of the substrate. The second electrode is disposed in the second insulating layer and is located at a plane different from a plane of the first electrode. The movable electrode is partially disposed on a surface of the second insulating layer, and extends over the first electrode and the second electrode. A portion of the movable electrode not disposed on the surface of the second insulating layer is a movable portion. The second insulating layer has a gap exposing a space between the movable portion and the first insulating layer and a space between the movable portion and the second electrode.
    Type: Grant
    Filed: March 16, 2011
    Date of Patent: May 7, 2013
    Assignee: Industrial Technology Research Institute
    Inventors: Jun-Kai Mao, Chiung-l Lee
  • Publication number: 20130105204
    Abstract: A circuit board and a method for manufacturing the same are disclosed. The circuit board of the present invention comprises: a carrier board, wherein a first circuit layer is disposed on at least one surface of the carrier board, and the first circuit layer comprises plural conductive pads; a protein dielectric layer disposed on the surface of the carrier board and the first circuit layer, wherein the protein dielectric layer has plural openings to expose the conductive pads; and a second circuit layer disposed on a surface of the protein dielectric layer, wherein the second circuit layer comprises plural first conductive vias, and each first conductive via is correspondingly formed in the opening and electrically connects to the conductive pad.
    Type: Application
    Filed: March 12, 2012
    Publication date: May 2, 2013
    Applicant: National Tsing Hua University
    Inventors: Jenn-Chang HWANG, Chao-Ying HSIEH, Chwung-Shan KOU, Chung-Hwa WANG, Li-Shiuan TSAI, Lung-Kai MAO, Shih-Jie JIAN, Jian-You LIN, Chun-Yi LEE
  • Patent number: 8422884
    Abstract: In one embodiment, a system for telecommunications includes a base band unit, a backhaul network, a shared network, a cascaded chain of remote radio heads, and an optical node coupled to the cascaded chain of remote radio heads. The backhaul network is coupled to the base band unit and to the shared network. The cascaded chain includes a first remote radio head coupled to a first set of antennas, a second remote radio head coupled to a second set of antennas. The second remote radio head is coupled to the first remote radio head through the shared network. The cascaded chain of remote radio heads is coupled to the shared network. The second remote radio head is configured to receive signals from the second set of antennas and communicate the signals to the first remote radio head. The first remote radio head is configured to receive signals from the first set of antennas, receive signals from the from the second remote radio head, and transmit the signals to the base band unit.
    Type: Grant
    Filed: March 24, 2010
    Date of Patent: April 16, 2013
    Assignee: Fujitsu Limited
    Inventor: Nien-Tai Kai Mao
  • Publication number: 20120168883
    Abstract: A RF MEMS switch includes a substrate, a first electrode, a first insulating layer, a second insulating layer, a second electrode and a movable electrode. The first electrode is disposed on the substrate. The first insulating layer covers the first electrode. The second insulating layer covers a portion of the substrate. The second electrode is disposed in the second insulating layer and is located at a plane different from a plane of the first electrode. The movable electrode is partially disposed on a surface of the second insulating layer, and extends over the first electrode and the second electrode. A portion of the movable electrode not disposed on the surface of the second insulating layer is a movable portion. The second insulating layer has a gap exposing a space between the movable portion and the first insulating layer and a space between the movable portion and the second electrode.
    Type: Application
    Filed: March 16, 2011
    Publication date: July 5, 2012
    Applicant: INDUSTRIAL TECHNOLOGY RESEARCH INSTITUTE
    Inventors: Jun-Kai Mao, Chiung-I Lee
  • Publication number: 20120038765
    Abstract: An object sensing system includes an indication plane, a first image sensing unit, a plurality of light emitting units and a processing unit. The indication plane is used for an object to indicate a position. The first image sensing unit is disposed at a first corner of the indication plane. The light emitting units are disposed around the indication plane. Each of the light emitting units is corresponding to at least one of a plurality of operation times, at least one exposure time is set within each of the operation times, and each exposure time is corresponding to at least one of the light emitting units. The processing unit controls the light emitting units to emit light according to each exposure time correspondingly and controls the first image sensing unit to sense a first image relative to the indication plane within each operation time.
    Type: Application
    Filed: June 30, 2011
    Publication date: February 16, 2012
    Inventors: Chun-Jen Lee, Cheng-Kuan Chang, Yu-Chih Lai, Chao-Kai Mao, Wei-Che Sheng, Hua-Chun Tsai
  • Publication number: 20110236024
    Abstract: In one embodiment, a system for telecommunications includes a base band unit, a backhaul network, a shared network, a cascaded chain of remote radio heads, and an optical node coupled to the cascaded chain of remote radio heads. The backhaul network is coupled to the base band unit and to the shared network. The cascaded chain includes a first remote radio head coupled to a first set of antennas, a second remote radio head coupled to a second set of antennas. The second remote radio head is coupled to the first remote radio head through the shared network. The cascaded chain of remote radio heads is coupled to the shared network. The second remote radio head is configured to receive signals from the second set of antennas and communicate the signals to the first remote radio head. The first remote radio head is configured to receive signals from the first set of antennas, receive signals from the from the second remote radio head, and transmit the signals to the base band unit.
    Type: Application
    Filed: March 24, 2010
    Publication date: September 29, 2011
    Applicant: FUJITSU NETWORK COMMUNICATIONS, INC.
    Inventor: Nien-Tai Kai Mao
  • Publication number: 20110237178
    Abstract: A method of communicating between a base band unit and a plurality of remote radio heads includes the steps of receiving a first signal through an antenna in a first remote radio head, transmitting the first signal to a second remote radio head through a digital radio interface, receiving a second signal through an antenna in the second remote radio head, compensating for a delay accrued in the first signal, adding the first signal and the second signal to obtain a resulting signal, and transmitting the resulting signal to a base band unit through a digital radio interface.
    Type: Application
    Filed: March 24, 2010
    Publication date: September 29, 2011
    Applicant: FUJITSU NETWORK COMMUNICATIONS, INC.
    Inventors: Hiroyuki Seki, Hiroyuki Kiyanagi, Wei-Peng Chen, Chenxi Zhu, Nien-Tai Kai Mao
  • Publication number: 20110193969
    Abstract: The invention provides an object-detecting system and method for detecting information of an object located in an indicating space. In particular, the invention is to capture images relative to the indicating space by use of non-coincident fields of light, and further to determine the information of the object located in the indicating space. The invention also preferably sets the operation times of image-capturing units and the exposure times of light-emitting units in the object-detecting system to improve the quality of the captured images.
    Type: Application
    Filed: February 9, 2011
    Publication date: August 11, 2011
    Applicant: QISDA CORPORATION
    Inventors: Hua-Chun Tsai, Chun-Jen Lee, Cheng-Kuan Chang, Yu-Chih Lai, Chao-Kai Mao, Wei-Che Sheng
  • Patent number: 7991439
    Abstract: A signal shielding box with a plurality of shielding covers is provided. The shielding covers are pivotally connected with a shielding case and cover one another so as to respectively conceal or expose the opening. A connector is positioned at the shielding case and is electrically connected with the wireless communication device within the shielding case. The connector is electrically connected with a measurement and analysis device out of the shielding case. The shielding covers are respectively opened and closed so as to expose and conceal the opening. Thus, a plurality of shielding effects are formed so as to shield and measure signals of the wireless communication device.
    Type: Grant
    Filed: March 31, 2008
    Date of Patent: August 2, 2011
    Assignee: Foxconn Communication Technology Corp.
    Inventors: Li-Kai Mao, Po-Chang Lin