Patents by Inventor Feng-Ming Liu

Feng-Ming 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: 10402158
    Abstract: An electronic system and an audio processing method are provided. The electronic system includes a physiological signal sensor, a processing circuit, an audio processing circuit and an audio output device. The physiological signal sensor is utilized for measuring a physiological signal of a user. The processing circuit is utilized for determining an audio setting according to the physiological signal. The audio processing circuit is utilized for receiving an audio signal and adjusting the audio signal according to the audio setting so as to generate an audio output signal. The audio output circuit is utilized for playing the audio output signal.
    Type: Grant
    Filed: October 18, 2018
    Date of Patent: September 3, 2019
    Assignee: ACER INCORPORATED
    Inventor: Feng-Ming Liu
  • Patent number: 10368161
    Abstract: An amplifier and an electronic device using the same are provided. The amplifier includes a first speaker, a second speaker, an acoustic box and at least one partition. The first speaker and the second speaker are disposed on a continuous surface inside the acoustic box. The partition is disposed on the continuous surface and interposed between the first speaker and the second speaker.
    Type: Grant
    Filed: January 30, 2017
    Date of Patent: July 30, 2019
    Assignee: ACER INCORPORATED
    Inventors: Feng-Ming Liu, Jia-Ren Chang, Chien-Chung Chen
  • Patent number: 10194237
    Abstract: An electronic device is provided which includes a sliding groove, a speaker and a sound conditioner. The first sound outlet and the second sound outlet are connected to the sliding groove and respectively positioned adjacent to the first side wall and the second side wall of the sliding groove. The speaker is positioned relative to the first sound outlet. The sound conditioner extends along the sliding groove for a length that is greater than the distance between the first sound outlet and the second sound outlet. The sound conditioner is slidably positioned in the sliding groove so as to allow the sound produced by the speaker to be transmitted to the outside via either the first sound outlet or the second sound outlet.
    Type: Grant
    Filed: November 22, 2017
    Date of Patent: January 29, 2019
    Assignee: ACER INCORPORATED
    Inventors: Feng-Ming Liu, Jia-Ren Chang
  • Patent number: 10149043
    Abstract: An amplifier and an electronic device using the same are provided. The amplifier includes a first acoustic box, a speaker, a second acoustic box, a connection tube and at least one sound guide tube. The first acoustic box has a first sound hole. The speaker faces the first acoustic box. The second acoustic box has at least one second sound hole. The connection tube connects the first acoustic box and the second acoustic box. The sound guide tube is connected to the second sound hole.
    Type: Grant
    Filed: January 30, 2017
    Date of Patent: December 4, 2018
    Assignee: ACER INCORPORATED
    Inventors: Feng-Ming Liu, Jia-Ren Chang
  • Patent number: 10104467
    Abstract: A speaker device includes a first cabinet, a speaker unit, a second cabinet and a tube cabinet. The first cabinet is disposed in a casing and with a first chamber formed therein. The speaker unit is disposed in the first chamber. The second cabinet is connected to the casing and with an opening formed on the casing. The second cabinet has a second chamber formed therein and communicating with the opening. The tube cabinet connects the first cabinet and the second cabinet. The tube cabinet has a tube chamber formed therein and communicating with the first chamber and the second chamber. A sound generated by the speaker unit is enhanced in the first chamber, transmitted to the second chamber via the tube chamber and emitted out via the opening.
    Type: Grant
    Filed: August 29, 2016
    Date of Patent: October 16, 2018
    Assignee: ACER INCORPORATED
    Inventors: Feng-Ming Liu, Jia-Ren Chang, Chih-Hsueh Huang, Chien-Chung Chen
  • Publication number: 20180269470
    Abstract: Pillared particles of silicon or silicon-comprising material and a method of fabricating the same are disclosed. These particles may be used to create both a composite anode structure with a polymer binder, a conductive additive and a metal foil current collector, and an electrode structure. The structure of the particles overcomes the problems of charge/discharge capacity loss.
    Type: Application
    Filed: December 15, 2017
    Publication date: September 20, 2018
    Inventors: Mino Green, Feng-Ming Liu
  • Publication number: 20180098148
    Abstract: An electronic device is provided which includes a sliding groove, a speaker and a sound conditioner. The first sound outlet and the second sound outlet are connected to the sliding groove and respectively positioned adjacent to the first side wall and the second side wall of the sliding groove. The speaker is positioned relative to the first sound outlet. The sound conditioner extends along the sliding groove for a length that is greater than the distance between the first sound outlet and the second sound outlet. The sound conditioner is slidably positioned in the sliding groove so as to allow the sound produced by the speaker to be transmitted to the outside via either the first sound outlet or the second sound outlet.
    Type: Application
    Filed: November 22, 2017
    Publication date: April 5, 2018
    Inventors: Feng- Ming LIU, Jia-Ren CHANG
  • Patent number: 9871244
    Abstract: Pillared particles of silicon or silicon-comprising material and a method of fabricating the same are disclosed. These particles may be used to create both a composite anode structure with a polymer binder, a conductive additive and a metal foil current collector, and an electrode structure. The structure of the particles overcomes the problems of charge/discharge capacity loss.
    Type: Grant
    Filed: January 9, 2015
    Date of Patent: January 16, 2018
    Assignee: Nexeon Limited
    Inventors: Mino Green, Feng-Ming Liu
  • Publication number: 20180014114
    Abstract: An amplifier and an electronic device using the same are provided. The amplifier includes a first acoustic box, a speaker, a second acoustic box, a connection tube and at least one sound guide tube. The first acoustic box has a first sound hole. The speaker faces the first acoustic box. The second acoustic box has at least one second sound hole. The connection tube connects the first acoustic box and the second acoustic box. The sound guide tube is connected to the second sound hole.
    Type: Application
    Filed: January 30, 2017
    Publication date: January 11, 2018
    Inventors: Feng-Ming Liu, Jia-Ren Chang
  • Publication number: 20180007465
    Abstract: A speaker having extended low frequency and an electronic device using the same are provided. The speaker includes a first sound box, a horn, a second sound box and a sound tube. The horn is disposed in the first sound box. The horn faces the second sound box. The sound tube is connected to the second sound box.
    Type: Application
    Filed: June 28, 2017
    Publication date: January 4, 2018
    Inventors: Feng-Ming Liu, Jia-Ren Chang
  • Patent number: 9860632
    Abstract: An electronic device is provided which includes a first substrate, a speaker disposed on the first substrate, a second substrate, and a sound conditioner. The sliding groove is formed at the second substrate, and a first sound outlet and a second sound outlet are connected to the sliding groove. The sound conditioner is slidably disposed in the sliding groove between a first position and a second position. With the change of the position of the sound conditioner, sound produced from the speaker is transmitted to the outside via the first sound outlet or the second sound outlet.
    Type: Grant
    Filed: April 28, 2016
    Date of Patent: January 2, 2018
    Assignee: ACER INCORPORATED
    Inventors: Feng- Ming Liu, Jia-Ren Chang
  • Publication number: 20170374452
    Abstract: An amplifier and an electronic device using the same are provided. The amplifier includes a first speaker, a second speaker, an acoustic box and at least one partition. The first speaker and the second speaker are disposed on a continuous surface inside the acoustic box. The partition is disposed on the continuous surface and interposed between the first speaker and the second speaker.
    Type: Application
    Filed: January 30, 2017
    Publication date: December 28, 2017
    Inventors: Feng-Ming Liu, Jia-Ren Chang, Chien-Chung Chen
  • Patent number: 9838778
    Abstract: An electronic device has a speaker. The speaker has a main body and a cover. The main body has a speaker body and a tube. The tube is situated at a side of the speaker body. The cover is situated above the main body for covering the tube and part of the speaker body, such that the speaker has a covered portion and an uncovered portion. The cover has a hole. The sound produced by the covered portion is output via the tube along a first direction. The sound produced by the uncovered portion is output via the hole along a second direction.
    Type: Grant
    Filed: November 5, 2015
    Date of Patent: December 5, 2017
    Assignee: Acer Inc.
    Inventors: Feng-Ming Liu, Jia-Ren Chang
  • Publication number: 20170332167
    Abstract: A speaker device includes a first cabinet, a speaker unit, a second cabinet and a tube cabinet. The first cabinet is disposed in a casing and with a first chamber formed therein. The speaker unit is disposed in the first chamber. The second cabinet is connected to the casing and with an opening formed on the casing. The second cabinet has a second chamber formed therein and communicating with the opening. The tube cabinet connects the first cabinet and the second cabinet. The tube cabinet has a tube chamber formed therein and communicating with the first chamber and the second chamber. A sound generated by the speaker unit is enhanced in the first chamber, transmitted to the second chamber via the tube chamber and emitted out via the opening.
    Type: Application
    Filed: August 29, 2016
    Publication date: November 16, 2017
    Inventors: Feng-Ming Liu, Jia-Ren Chang, Chih-Hsueh Huang, Chien-Chung Chen
  • Publication number: 20170332160
    Abstract: A speaker device includes a resonant cabinet, a speaker unit and an inverted tube. The resonant cabinet is installed inside a device casing. A speaker chamber is defined between the resonant cabinet and the device casing and communicates with a plurality of first outlets formed on the device casing. The speaker unit is disposed inside the speaker chamber and for emitting a sound. A part of the sound is emitted from the plurality of first outlets by a first frequency via the speaker chamber. The inverted tube connects the resonant cabinet and the device casing. An inverted chamber is formed inside the inverted tube and communicates with the speaker chamber. Another part of the sound emits by a second frequency via the speaker chamber and the inverted chamber, wherein a peak value of the second frequency is smaller than a peak value of the first frequency.
    Type: Application
    Filed: September 7, 2016
    Publication date: November 16, 2017
    Inventors: Feng-Ming Liu, Jia-Ren Chang
  • Publication number: 20170309900
    Abstract: A method of fabricating fibres of silicon or silicon-based material comprises the steps of etching pillars on a substrate and detaching them. A battery anode can then be created by using the fibres as the active material in a composite anode electrode.
    Type: Application
    Filed: January 5, 2017
    Publication date: October 26, 2017
    Inventors: Mino Green, Feng-Ming Liu
  • Patent number: 9800963
    Abstract: A speaker device includes a resonant cabinet, a speaker unit and an inverted tube. The resonant cabinet is installed inside a device casing. A speaker chamber is defined between the resonant cabinet and the device casing and communicates with a plurality of first outlets formed on the device casing. The speaker unit is disposed inside the speaker chamber and for emitting a sound. A part of the sound is emitted from the plurality of first outlets by a first frequency via the speaker chamber. The inverted tube connects the resonant cabinet and the device casing. An inverted chamber is formed inside the inverted tube and communicates with the speaker chamber. Another part of the sound emits by a second frequency via the speaker chamber and the inverted chamber, wherein a peak value of the second frequency is smaller than a peak value of the first frequency.
    Type: Grant
    Filed: September 7, 2016
    Date of Patent: October 24, 2017
    Assignee: ACER INCORPORATED
    Inventors: Feng-Ming Liu, Jia-Ren Chang
  • Publication number: 20170127176
    Abstract: An electronic device is provided which includes a first substrate, a speaker disposed on the first substrate, a second substrate, and a sound conditioner. The sliding groove is formed at the second substrate, and a first sound outlet and a second sound outlet are connected to the sliding groove. The sound conditioner is slidably disposed in the sliding groove between a first position and a second position. With the change of the position of the sound conditioner, sound produced from the speaker is transmitted to the outside via the first sound outlet or the second sound outlet.
    Type: Application
    Filed: April 28, 2016
    Publication date: May 4, 2017
    Inventors: Feng- Ming LIU, Jia-Ren CHANG
  • Publication number: 20170118548
    Abstract: An earphone device is provided. The earphone device includes a main body and an eartip connected to the main body. The main body includes a chamber and a speaker. The speaker is disposed in the chamber. The eartip includes a communicating tube extending along an axis. A sound inlet and a sound outlet are formed on two ends of the communicating tube that are located at the axis, and a pressure-releasing hole penetrates a side wall of the communicating tube for pressure adjustment.
    Type: Application
    Filed: August 18, 2016
    Publication date: April 27, 2017
    Inventors: Feng-Ming LIU, Jia-Ren CHANG
  • Patent number: 9583762
    Abstract: An electrically interconnected mass includes elongated structures. The elongated structures are electrochemically active and at least some of the elongated structures cross over each other to provide intersections and a porous structure. The elongated structures include doped silicon.
    Type: Grant
    Filed: October 16, 2013
    Date of Patent: February 28, 2017
    Assignee: Nexeon Limited
    Inventors: Mino Green, Feng-Ming Liu