Patents by Inventor Xiaofeng Xiong
Xiaofeng Xiong 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).
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Patent number: 10522901Abstract: A terminal casing and a terminal are provided. A bottom frame is divided into a horizontal part and two perpendicular parts by two gaps in the bottom frame of a metal frame; and a first feeder unit and a second feeder unit are arranged in a clearance area, the first feeder unit and the horizontal part of the bottom frame form a first antenna unit, and the second feeder unit and any perpendicular part form a second antenna unit orthogonal to the first antenna unit.Type: GrantFiled: December 5, 2016Date of Patent: December 31, 2019Assignee: XIAOMI INC.Inventors: Xiaofeng Xiong, Zonglin Xue, Linchuan Wang
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Patent number: 10461405Abstract: An antenna module and electronic device are provided. The antenna module includes a metal side frame and feed coupling stub with a long side spaced from an inner side of the metal side frame. The feed coupling stub and a middle frame are arranged in parallel between a display module and main board. First end of the feed coupling stub is electrically connected with a grounding part of the main board to form first grounding point. The feed coupling stub is electrically connected with a radiofrequency module of the main board through a contact point to form a feed point. A middle frame connecting part, adjacent to second end of the feed coupling stub, forms second grounding point. A slot is opened between the inner side and a side of the display module substantially paralleled to the long side of the feed coupling stub.Type: GrantFiled: March 5, 2018Date of Patent: October 29, 2019Assignee: Beijing Xiaomi Mobile Software Co., Ltd.Inventor: Xiaofeng Xiong
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Patent number: 10461404Abstract: A terminal housing and a terminal are provided. The terminal housing includes: a metal back cover, the metal back cover including an opening and the outer surface of the metal back cover being overlaid with a nonconductive material; a printed circuit board (PCB) arranged on the inner surface of the metal back cover; a plurality of antenna units arranged on the nonconductive material, each of the plurality of antenna units including: a ground portion, the ground portion passing through the nonconductive material and being connected with the outer surface of the metal back cover; and a feed portion, the feed portion being connected with a radio frequency (RF) front-end of the PCB via a shield wire, the shield wire passing through the nonconductive material and entering into the terminal housing via the opening.Type: GrantFiled: May 16, 2017Date of Patent: October 29, 2019Assignee: BEIJING XIAOMI MOBILE SOFTWARE CO., LTD.Inventors: Xiaofeng Xiong, Zonglin Xue, Linchuan Wang
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Publication number: 20190307714Abstract: In one aspect, methods of treating non-alcoholic steatohepatitis (NASH) or preventing or delaying the progression of non-alcoholic fatty liver disease (NAFLD) to NASH are provided. In some embodiments, the method comprises administering a therapeutically effective amount of ubenimex.Type: ApplicationFiled: September 28, 2017Publication date: October 10, 2019Inventors: Xiaofeng Xiong, David A. Cory
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Patent number: 10283858Abstract: An antenna for a terminal includes: a metal frame surrounding four sides of the terminal, a circuit board positioned within the metal frame and at least two radiation units arranged on the circuit board. The metal frame includes a bottom frame and a side frame defined by two breaking joints disposed on a side of the metal frame. A signal feed point is arranged on the circuit board, the signal feed point is connected with the bottom frame through a first radiation unit. At least two first grounding points are also arranged on the circuit board, the at least two first grounding points are positioned on one side of the signal feed point, the at least two first grounding points are connected with the bottom frame through a second radiation unit, and the bottom frame is configured to generate low-frequency resonance.Type: GrantFiled: March 29, 2017Date of Patent: May 7, 2019Assignee: Beijing Xiaomi Mobile Software Co., Ltd.Inventors: Zonglin Xue, Linchuan Wang, Xiaofeng Xiong
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Patent number: 10236960Abstract: A terminal having a communication function includes: a first multiband antenna; a second multiband antenna; a radio frequency transceiver including a primary carrier wave port and a secondary carrier wave port; and a switching control circuit electrically connected with the primary carrier wave port, the secondary carrier wave port, the first multiband antenna, and the second multiband antenna. The switching control circuit is configured to connect the primary carrier wave port with the first multiband antenna and connect the secondary carrier wave port with the second multiband antenna if signal quality of the first multiband antenna meets a preset quality condition, and connect the primary carrier wave port with the second multiband antenna and connect the secondary carrier wave port with the first multiband antenna if the signal quality of the first multiband antenna does not meet the preset quality condition.Type: GrantFiled: December 6, 2016Date of Patent: March 19, 2019Assignee: Xiaomi Inc.Inventors: Xiaofeng Xiong, Zonglin Xue, Linchuan Wang
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Patent number: 10236571Abstract: An antenna for a terminal includes: a metal frame surrounding four sides of the terminal, a circuit board positioned within the metal frame and at least two radiation units arranged on the circuit board. The metal frame includes a bottom frame and a side frame defined by two breaking joints disposed on a side of the metal frame. A signal feed point is arranged on the circuit board, the signal feed point is connected with the bottom frame through a first radiation unit. At least two first grounding points are also arranged on the circuit board, the at least two first grounding points are positioned on one side of the signal feed point, the at least two first grounding points are connected with the bottom frame through a second radiation unit, and the bottom frame is configured to generate low-frequency resonance.Type: GrantFiled: March 29, 2017Date of Patent: March 19, 2019Assignee: Beijing Xiaomi Mobile Software Co., Ltd.Inventors: Zonglin Xue, Linchuan Wang, Xiaofeng Xiong
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Patent number: 10230157Abstract: A WIFI & GPS antenna applied to a mobile terminal with a metallic body. The metallic body includes a metallic body part and a receiving zone located above the metallic body part. The WIFI & GPS antenna includes a feeding point and a ground point each disposed on the metallic body part, and a capacitive tuning component connected to a top edge of the receiving zone, and connected to the feeding point in series. The receiving zone includes a component zone and an antenna zone. The feeding point, the ground point, and the capacitive tuning component are disposed in the antenna zone. A part of the top edge of the receiving zone operates as a radiator for the WIFI & GPS antenna.Type: GrantFiled: January 23, 2017Date of Patent: March 12, 2019Assignee: Beijing Xiaomi Mobile Software Co., Ltd.Inventors: Linchuan Wang, Zonglin Xue, Xiaofeng Xiong
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Publication number: 20190060413Abstract: In one aspect, methods of treating hyperinsulinemic hypoglycemia comprising administration of an effective amount of a derivative of an exendin-4 peptide are provided. In some embodiments, the method comprises subcutaneously administering to a patient having hyperinsulinemic hypoglycemia a therapeutically effective amount of exendin(5-39).Type: ApplicationFiled: March 3, 2017Publication date: February 28, 2019Applicant: Eiger BioPharmaceuticals, Inc.Inventor: Xiaofeng Xiong
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Patent number: 10186755Abstract: An antenna module is provided. The antenna module includes: a first antenna electrically connected to a first section of a metal frame of a mobile terminal, the first antenna comprising a first feed point and a first ground point; and a second antenna electrically connected to a second section of the metal frame of the mobile terminal, the second antenna comprising a second feed point and a second ground point, wherein a slot is formed between the second section of the metal frame and the first section of the metal frame, and the second section of the metal frame is electrically connected to aground point of the mobile terminal via a first contact point.Type: GrantFiled: February 8, 2016Date of Patent: January 22, 2019Assignee: Xiaomi Inc.Inventors: Xiaofeng Xiong, Linchuan Wang, Zonglin Xue
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Patent number: 10177443Abstract: A communication antenna, a method for controlling a communication antenna and a terminal are provided. The communication antenna includes a first passive unit, a stimulation receiving unit, and a second passive unit. The first passive unit and the second passive unit are respectively coupled to ground. The stimulation receiving unit is electrically coupled to a radio frequency module so as to receive an electrical signal transmitted by the radio frequency module. The first passive unit includes a regulating circuit that includes a switch, a controller, and a regulating assembly. The regulating assembly includes a plurality of electronic components. The controller is configured to control the switch to connect one or more electronic components of the regulating assembly to the circuit. The connected electronic components make the communication antenna resonate in one of a plurality of frequency ranges.Type: GrantFiled: December 14, 2016Date of Patent: January 8, 2019Assignee: Beijing Xiaomi Mobile Software Co., Ltd.Inventors: Zonglin Xue, Linchuan Wang, Xiaofeng Xiong
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Patent number: 10141634Abstract: An antenna for use in a mobile terminal includes a first radiation unit including a feed portion for inputting energy, the feed portion being provided at one end of the first radiation unit, and at least one coupling branch. The first radiation unit and the at least one coupling branch form a coupled feeding structure between each other. A first end portion of the at least one coupling branch is connected to a metal frame of the mobile terminal. The at least one coupling branch is disposed around the first radiation unit. The at least one coupling branch and the first radiation unit are not in contact with each other. The at least one coupling branch has an opening.Type: GrantFiled: January 17, 2017Date of Patent: November 27, 2018Assignee: Beijing Xiaomi Mobile Software Co., Ltd.Inventors: Zonglin Xue, Linchuan Wang, Xiaofeng Xiong
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Patent number: 10122070Abstract: A diversity antenna applied in a mobile terminal and a mobile terminal are provided. The mobile terminal includes a metal housing and the metal housing includes a housing body and a receiving region located over the housing body, and the receiving region is a frame structure in which a side is provided with a slit. The diversity antenna includes a feed point, a first ground point and a second ground point, and the feed point, the first ground point and the second ground point are all arranged on the housing body, and a distance between the feed point and the slit is 3 mm to 15 mm. The diversity antenna further includes a capacitive element connected to the frame structure and arranged in series with the feed point, and a switch arranged in series with the first ground point.Type: GrantFiled: November 10, 2016Date of Patent: November 6, 2018Assignee: BEIJING XIAOMI MOBILE SOFTWARE CO., LTD.Inventors: Linchuan Wang, Zonglin Xue, Xiaofeng Xiong
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Publication number: 20180254541Abstract: An antenna module and electronic device are provided. The antenna module includes a metal side frame and feed coupling stub with a long side spaced from an inner side of the metal side frame. The feed coupling stub and a middle frame are arranged in parallel between a display module and main board. First end of the feed coupling stub is electrically connected with a grounding part of the main board to form first grounding point. The feed coupling stub is electrically connected with a radiofrequency module of the main board through a contact point to form a feed point. A middle frame connecting part, adjacent to second end of the feed coupling stub, forms second grounding point. A slot is opened between the inner side and a side of the display module substantially paralleled to the long side of the feed coupling stub.Type: ApplicationFiled: March 5, 2018Publication date: September 6, 2018Applicant: Beijing Xiaomi Mobile Software Co., Ltd.Inventor: Xiaofeng XIONG
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Patent number: 10050334Abstract: An antenna is provided to be applied in a mobile terminal having a metal body. The antenna includes: a feed point; a first ground point; and a metal dome connected with the feed point. A metal frame is extended from an upper side of the metal body. The metal frame is provided with a slit. The metal dome is fixedly connected with the metal frame at an end near the slit. The feed point is disposed on the metal body and under the metal dome. The first ground point is disposed on the metal body and connected with the metal frame.Type: GrantFiled: November 9, 2016Date of Patent: August 14, 2018Assignee: Beijing Xiaomi Mobile Software Co., Ltd.Inventors: Linchuan Wang, Zonglin Xue, Xiaofeng Xiong
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Patent number: 9961173Abstract: An antenna and a mobile terminal are provided. The antenna may include a radiation unit and at least one parasitic unit. The radiation unit includes a first radiation sub-unit and a second radiation sub-unit. A first terminal of the first radiation sub-unit is connected to a bottom edge of a rear cover of the mobile terminal. A second terminal of the first radiation sub-unit is provided with a feed point, a first terminal of the second radiation sub-unit is connected to the bottom edge. A second terminal of the second radiation sub-unit is provided with a ground point. A distance from the feed point to the ground point is greater than zero and less than a preset value. The at least one parasitic unit is coupleable with the radiation unit via the feed point.Type: GrantFiled: January 20, 2017Date of Patent: May 1, 2018Assignee: Beijing Xiaomi Mobile Software Co., Ltd.Inventors: Zonglin Xue, Linchuan Wang, Xiaofeng Xiong
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Patent number: 9952563Abstract: A smart watch is provided. The smart watch includes: a dial having two ends; a first watchband; a second watchband, the first watchband and the second watchband being connected to the two ends of the dial, respectively; an RF (Radio Frequency) transceiver circuit built in the dial; a feeder arranged on a surface of the first watchband or arranged inside the first watchband; and a conductive connecting member connected to an end of the first watchband and having a non-closed structure, wherein the conductive connecting member is operable as an antenna to connect with the RF transceiver circuit via the feeder and as a first watchband connector to connect the first watchband and the second watchband.Type: GrantFiled: December 14, 2016Date of Patent: April 24, 2018Assignee: XIAOMI INC.Inventors: Xiaofeng Xiong, Zonglin Xue, Linchuan Wang
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Publication number: 20170346159Abstract: A communication antenna, a method for controlling a communication antenna and a terminal are provided. The communication antenna includes a first passive unit, a stimulation receiving unit, and a second passive unit. The first passive unit and the second passive unit are respectively coupled to ground. The stimulation receiving unit is electrically coupled to a radio frequency module so as to receive an electrical signal transmitted by the radio frequency module. The first passive unit includes a regulating circuit that includes a switch, a controller, and a regulating assembly. The regulating assembly includes a plurality of electronic components. The controller is configured to control the switch to connect one or more electronic components of the regulating assembly to the circuit. The connected electronic components make the communication antenna resonate in one of a plurality of frequency ranges.Type: ApplicationFiled: December 14, 2016Publication date: November 30, 2017Applicant: Beijing Xiaomi Mobile Software Co., Ltd.Inventors: Zonglin XUE, Linchuan WANG, Xiaofeng XIONG
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Publication number: 20170338548Abstract: A terminal housing and a terminal are provided. The terminal housing includes: a metal back cover, the metal back cover including an opening and the outer surface of the metal back cover being overlaid with a nonconductive material; a printed circuit board (PCB) arranged on the inner surface of the metal back cover; a plurality of antenna units arranged on the nonconductive material, each of the plurality of antenna units including: a ground portion, the ground portion passing through the nonconductive material and being connected with the outer surface of the metal back cover; and a feed portion, the feed portion being connected with a radio frequency (RF) front-end of the PCB via a shield wire, the shield wire passing through the nonconductive material and entering into the terminal housing via the opening.Type: ApplicationFiled: May 16, 2017Publication date: November 23, 2017Inventors: Xiaofeng XIONG, Zonglin XUE, Linchuan WANG
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Publication number: 20170294709Abstract: An antenna for a terminal includes: a metal frame surrounding four sides of the terminal, a circuit board positioned within the metal frame and at least two radiation units arranged on the circuit board. The metal frame includes a bottom frame and a side frame defined by two breaking joints disposed on a side of the metal frame. A signal feed point is arranged on the circuit board, the signal feed point is connected with the bottom frame through a first radiation unit. At least two first grounding points are also arranged on the circuit board, the at least two first grounding points are positioned on one side of the signal feed point, the at least two first grounding points are connected with the bottom frame through a second radiation unit, and the bottom frame is configured to generate low-frequency resonance.Type: ApplicationFiled: March 29, 2017Publication date: October 12, 2017Applicant: Beijing Xiaomi Mobile Software Co., Ltd.Inventors: Zonglin XUE, Linchuan WANG, Xiaofeng XIONG