Patents by Inventor Chung Yao

Chung Yao 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: 9596018
    Abstract: A wireless communication apparatus for coupling to a multi-antenna module comprising a plurality of antennas, the wireless communication apparatus includes: a switching circuit, arranged for selectively changing the connected relations of the plurality of antennas according to a switching signal, so as to make the multi-antenna module generating a plurality of antenna combinations; and a receiving module, coupled to the switching circuit, including: a signal intensity measurement circuit, arranged for measuring signal intensity of a wireless packet received through the plurality of antenna combinations, so as to generate a plurality of measurement results; and an antenna switching determination circuit, during a training state, arranged for choosing a first comparison group comprising at least two antenna combinations from the plurality of antenna combinations for receiving the wireless packet, and determining a better antenna combination according to measurement results of the first comparing group.
    Type: Grant
    Filed: September 12, 2014
    Date of Patent: March 14, 2017
    Assignee: Realtek Semiconductor Corp.
    Inventors: Tsung-Hsuan Lee, Chung-Yao Chang
  • Patent number: 9572114
    Abstract: A channel map generation method includes: performing a power spectrum density detection on a plurality of channels in a frequency band, to generate a first channel map; and performing a first smoothing operation on the first channel map by a first window size to generate a second channel map. The first smoothing operation includes: grouping channels of the first channel map into a plurality of channel groups according to the first window size; and according to the number of good channels or bad channels in each of the channel group, deciding to retain channel determinations in the first channel map of the channel group, or re-designating all the channels of the channel group, so as to generate the second channel map.
    Type: Grant
    Filed: December 23, 2013
    Date of Patent: February 14, 2017
    Assignee: Realtek Semiconductor Corp.
    Inventors: Yan-Yu Chen, Chung-Yao Chang
  • Publication number: 20160372763
    Abstract: A device of flow battery is provided. The device comprises a cell stack, a heat exchanger, an anode electrolyte tank, a cathode electrolyte tank, a circulating pump, a temperature-retaining tank, a charging/discharging unit, a DC/AC converter and a monitoring unit. The device can be assembled in a container to form a portable flow battery to be integrated into a mobile power pack or a stationary power supply. Thus, the present invention is portable and swappable. The device can adjust power output according to flows and energy-storing statuses for saving cost and maximizing benefit. Household electricity is provided through the DC/AC converter. AC of a mains supply is converted into DC to charge power to an electric vehicle through the charging/discharging unit. Electrolytes in the anode and cathode electrolyte tanks can be directly replaced for finishing charging power in a short time.
    Type: Application
    Filed: June 17, 2015
    Publication date: December 22, 2016
    Inventors: Yung-Fang Lu, Chin-Lung Hsieh, Chung-Yao Hsu
  • Patent number: 9521691
    Abstract: The present disclosure discloses a wireless communication device and method capable of adaptively permitting packet transmission or adjusting a threshold for packet transmission. An embodiment of said wireless communication device includes a reception circuit, a control circuit and a transmission circuit. The reception circuit measures signal energy, generates multiple energy measurement values, and generates multiple comparison results according to the energy measurement values and at least a threshold. The control circuit is operable to generate a transmission control signal according to the comparison results or to its derived information.
    Type: Grant
    Filed: March 12, 2015
    Date of Patent: December 13, 2016
    Assignee: REALTEK SEMICONDUCTOR CORPORATION
    Inventors: Yu Chen, Tsung-Hsuan Lee, Chung-Yao Chang
  • Patent number: 9490889
    Abstract: An antenna diversity and beamforming coexistence method applied to a wireless communication device which supports both a transmitter/receiver (TX/RX) antenna diversity mechanism and a beamformer/beamformee mechanism includes the following steps: determining whether a plurality of wireless link partners linked to the wireless communication device respectively support the beamformer/beamformee mechanism and generating a determination result accordingly; and determining whether to enable/disable the TX/RX antenna diversity mechanism of the wireless communication device and to enable/disable the beamformer/beamformee mechanism of the wireless communication device according to the determination result; wherein when the beamformee mechanism is determined to be disabled, controlling the wireless communication device to transmit a default value in response to a received beamforming protocol packet.
    Type: Grant
    Filed: October 16, 2014
    Date of Patent: November 8, 2016
    Assignee: Realtek Semiconductor Corp.
    Inventors: Shen-Chung Lee, Chien-Wei Hsin, Tsung-Hsuan Lee, Chung-Yao Chang
  • Patent number: 9473962
    Abstract: The present invention discloses a wireless transmission rate adjustment method for adjusting the wireless transmission rate of a wireless transmission device.
    Type: Grant
    Filed: December 3, 2013
    Date of Patent: October 18, 2016
    Assignee: REALTEK SEMICONDUCTOR CORPORATION
    Inventors: Chien-Wei Hsin, Wei-Hsuan Chang, Chung-Yao Chang
  • Patent number: 9469529
    Abstract: The present invention provides a fiber base sensor and the fabricating method thereof. More specifically, one of the main goals of the present invention is to solve the problem existing in the prior art of the failure of forming a plurality of nano-particles on the surface of the fiber base sensor evenly by utilizing self-assembly process with the nano-imprint process. Furthermore, the another goal of the present invention is to provide detail parameters required in the said nano-imprinting process for avoiding the efficiency drop caused by over-embedding the nano-particles into the fiber based sensor.
    Type: Grant
    Filed: March 23, 2015
    Date of Patent: October 18, 2016
    Assignee: National Tsing Hua University
    Inventors: De-Hui Wan, Shih-Yu Tseng, Chung-Yao Yang, Szu-Ting Lin, Chao-Min Cheng
  • Publication number: 20160133848
    Abstract: The present invention discloses a novel heterocyclic compound of Formula (1) and an organic electroluminescent device using the same, in which variables are as described herein. The heterocyclic compound of Formula (1) is present in the emitting layer as a light emitting host in combination with a dopant and another host, in the organic electroluminescent device and high luminous efficiency and low driving voltage are achieved.
    Type: Application
    Filed: November 12, 2014
    Publication date: May 12, 2016
    Inventors: Banumathy Balaganesan, Heh-Lung Huang, Cheng-Chung Yao, Po-Wei Hsieh, Hui-Hsu Chen
  • Publication number: 20160109435
    Abstract: The present invention provides a fabric-base biochemical detecting device and the fabricating method thereof. The device comprises a fabric-base material, a detecting material, and glue. The fabricating method comprises the following steps of: (S1) preparing a fabric-base material, and the basic material is a hydrophobic fabric-base material; (S2) applying a plasma to treat part of the hydrophobic fabric-base material for forming a hydrophilic region on the fabric-base material; (S3) preparing a detecting material to be disposed on the hydrophilic region of the fabric-base material; and (S4) preparing glue for covering the detecting material. The present invention can extend the duration of the detecting material by covering the glue with the detecting material, and have the advantages of simplified manufacture procedure, low cost, and availability of multiple biochemical examinations.
    Type: Application
    Filed: April 21, 2015
    Publication date: April 21, 2016
    Inventors: Chung-Yao YANG, Chao-Min CHENG, Szu-Ting LIN, Jer-Liang YEH
  • Publication number: 20160106348
    Abstract: The present invention provides a personal hygiene item. In simple terms, one of the main features of the present invention is to provide a low-cost personal hygiene item capable of providing a multi-component detection function. The personal hygiene item of the present invention mainly comprises a first material layer and a second material layer. The first material layer is made of hydrophobic material, and the second material layer is disposed thereon. Also, the second material layer comprises a discolored portion. In actual practice, a fluid under test contacts with the corresponding discolored portions via the hydrophobic layer of second material layer for a color changing reaction. Meanwhile, since the hydrophilic performance of the discolored portion is better than the hydrophilic performance of the hydrophilic layer, the back permeation of the fluid under test can herein be prevented.
    Type: Application
    Filed: March 23, 2015
    Publication date: April 21, 2016
    Inventors: Chung-Yao YANG, Szu-Ting LIN, Jer-Liang YEH, Chao-Min CHENG
  • Publication number: 20160109436
    Abstract: The present invention provides a sensor having chemical inspecting function and the inspecting material contained therein. In simple terms, one of the major features of the present invention is to reduce the detection area contacted with air between the gel and the inspecting material so as to slow down the degradation thereof. The other feature of the invention is to provide the detailed compositional parameters required by the inspecting material in the said process so as to obtain a balanced value between the cost and the visibility. By the present invention, the problem of short retention period of the personal hygiene item is herein solved.
    Type: Application
    Filed: April 21, 2015
    Publication date: April 21, 2016
    Inventors: Chung-Yao YANG, Chao-Min CHENG, Szu-Ting LIN
  • Publication number: 20160106599
    Abstract: The present invention provides a fiber-weaving hygiene item and the fabricating method thereof. The hygiene item comprises a substrate, a fabric-base fiber, and a sensing matter. The fabricating method comprises the following steps: preparing a substrate, forming a plurality of penetrating holds on the substrate, preparing a fabric-base fiber and interlacing the fabric-base fiber on a first surface and a second surface of the substrate, and disposing a sensing matter on the fabric-base fiber, wherein the hydrophilicity of the fabric-base fiber is higher than that of the substrate. The present invention applies the characteristic of the higher hydrophilicity of the fabric-base fiber for luring a matter under test toward the fabric-base fiber. When the matter under test is contacted with the fabric-base fiber, the sensing matter can change its color for bio-examination. Using the present invention, multiple bio-examinations can be done for examining the matter under test.
    Type: Application
    Filed: March 13, 2015
    Publication date: April 21, 2016
    Inventors: Chung-Yao YANG, Szu-Ting LIN, Susan Madeline OSCAR, Hsin-Hung LIN, Ting-Yu LIN, Chao-Min CHENG
  • Publication number: 20160107341
    Abstract: The present invention provides a fiber base sensor and the fabricating method thereof. More specifically, one of the main goals of the present invention is to solve the problem existing in the prior art of the failure of forming a plurality of nano-particles on the surface of the fiber base sensor evenly by utilizing self-assembly process with the nano-imprint process. Furthermore, the another goal of the present invention is to provide detail parameters required in the said nano-imprinting process for avoiding the efficiency drop caused by over-embedding the nano-particles into the fiber based sensor.
    Type: Application
    Filed: March 23, 2015
    Publication date: April 21, 2016
    Inventors: De-Hui WAN, Shih-Yu TSENG, Chung-Yao YANG, Szu-Ting LIN, Chao-Min CHENG
  • Patent number: 9306096
    Abstract: The present invention discloses an electrically conducting composition that include a charge transporting oligomer selected either from oligoanilines and/or oligothiophenes and electron accepting dopants; and further contain conductivity enhancing substances such as ionic liquids, or a nanoparticle, dissolved in a mixture of at least two solvents to achieve the desired formulation for making the electrically conductive layer for organic electronic devices.
    Type: Grant
    Filed: August 16, 2013
    Date of Patent: April 5, 2016
    Assignee: E-RAY OPTOELECTRONICS TECHNOLOGY CO., LTD.
    Inventors: Banumathy Balaganesan, Cheng-Chung Yao, Abraham Joseph Kakanat
  • Patent number: 9270313
    Abstract: A wireless receiver includes a radio frequency (RF) receiving unit and a baseband receiving unit. A first path of the RF receiving includes a first filter, and is arranged for receiving an input RF signal and generating a first baseband input signal; a second path is arranged for receiving the input RF signal and generating a second baseband input signal. The baseband receiving unit is arranged for receiving the first baseband input signal and the second baseband input signal to generate a baseband decoded signal. One of the first path and the second path is an in-phase path, and the other is a quadrature-phase path. When the RF receiving unit operates in a first mode, the RF receiving unit only uses the first path to receive the input RF signal.
    Type: Grant
    Filed: October 15, 2014
    Date of Patent: February 23, 2016
    Assignee: Realtek Semiconductor Corp.
    Inventors: Chung-Yao Chang, Yu-Nan Lin, Der-Zheng Liu, Kuang-Yu Yen
  • Patent number: 9270391
    Abstract: A calibration method for calibrating a communication system includes: generating a test signal at a transmitter; configuring at least one calibration coefficient at the transmitter; configuring at least one calibration coefficient at the receiver; transmitting the test signal to a receiver via the calibration coefficient; performing a spectrum analysis upon the test signal received by the receiver to generate a spectrum analysis result; and adjusting the calibration coefficient according to the spectrum analysis result to calibrate the transmitter. In addition, a calibration method is also provided for calibrating a receiver of a communication system, and related calibration apparatuses are further provided.
    Type: Grant
    Filed: May 15, 2014
    Date of Patent: February 23, 2016
    Assignee: Realtek Semiconductor Corp.
    Inventors: Chih-Yung Wu, Chung-Yao Chang
  • Patent number: 9253759
    Abstract: A channel selection method includes steps of generating a plurality of test carriers on a plurality of different candidate channels, respectively; obtaining a plurality of channel quality information corresponding to the plurality of test carriers, respectively; generating a test result according to the plurality of channel quality information; and selecting a target channel from the plurality of candidate channels according to the test result.
    Type: Grant
    Filed: January 10, 2013
    Date of Patent: February 2, 2016
    Assignee: Realtek Semiconductor Corp.
    Inventors: Wei-Hsuan Chang, Chung-Yao Chang
  • Publication number: 20160011191
    Abstract: A detection kit applied for detecting a body fluid sample of an organism includes a sampling device and a detecting device. The sampling device includes a sampling unit and a filtering unit detachably covering the sampling unit. The sampling unit collects the body fluid sample that is filtered by the filtering unit. The detecting device includes at least one reaction zone including a fiber substrate and a detecting reagent immobilized to the fiber substrate. The reaction zone is disposed as the fiber substrate contacts the body fluid sample collected by the sampling unit. The fiber substrate absorbs the body fluid sample collected by the sampling unit, so that the body fluid sample reacts with the detecting reagent for the detection. A detection method for detecting a body fluid sample is also disclosed. This invention is advantageous for simplified pretreatment, less amount of the reagent and rapid analysis.
    Type: Application
    Filed: December 2, 2014
    Publication date: January 14, 2016
    Inventors: Chung-Yao YANG, Chao-Kai HSU, Chao-Min CHENG
  • Patent number: 9229537
    Abstract: A covering structure including a bottom covering layer, a top covering layer, and a thermoplastic material layer is disclosed. The thermoplastic material layer is laminated between the bottom covering layer and the top covering layer. The thermoplastic material layer includes a first thermoplastic material layer part and a second thermoplastic material layer part that are connected to each other. The first thermoplastic material layer part has a first thickness. The second thermoplastic material layer part has a second thickness. The first thickness is larger than the thickness of the top covering layer. The first thickness is 4˜7 times of the second thickness. The disclosure further discloses an input device using the covering structure and a manufacturing method of the covering structure.
    Type: Grant
    Filed: April 17, 2014
    Date of Patent: January 5, 2016
    Assignee: Chicony Electronics Co., Ltd.
    Inventors: I-Heng Chen, Chung-Yao Lin, Yu-Hsiu Lin
  • Patent number: 9231810
    Abstract: A carrier frequency offset (CFO) calibration method for calibrating a CFO of a receiver is proposed. The CFO calibration method includes: receiving at least one CFO estimation value generated by digital CFO estimation; generating a CFO adjustment value according to the at least one CFO estimation value; and adjusting an oscillation frequency of an oscillator of the receiver according to the CFO adjustment value.
    Type: Grant
    Filed: November 24, 2014
    Date of Patent: January 5, 2016
    Assignee: Realtek Semiconductor Corp.
    Inventors: Chih-Yung Wu, Kai-Wei Yen, Chung-Yao Chang