Patents by Inventor Zhuo ZENG
Zhuo ZENG 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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Publication number: 20230218228Abstract: The invention discloses a noninvasive spontaneous respiratory monitoring device, which comprises a sensing patch that can be placed in proximity to the nasal airway of a patient. The sensing patch measures both the flow profile and carbon dioxide concentration of a patient and wirelessly transmits the acquired data to the control circuitry for synchronizing the respiratory support of a mechanical ventilator. The device can also be used as a standalone unit for monitoring for the diagnosis purposes the spontaneous respiratory function of a patient with respiratory dysfunction.Type: ApplicationFiled: January 12, 2022Publication date: July 13, 2023Applicant: Wisenstech Ltd.Inventors: Yidong Wu, Liji Huang, Zhuo Zeng, Hanying Wu
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Patent number: 11652399Abstract: Disclosed are a Miller Clamp protection circuit, a driving circuit, a driving chip and an intelligent IGBT module, which are connected to a device to be driven. The Miller Clamp protection circuit comprises a main driving circuit configured to provide a driving signal; a Miller switch configured to reduce a voltage glitch; a Miller switch control circuit configured to automatically control an on and off of the Miller switch according to an intermediate signal of the main driving circuit. The main driving circuit is connected to a power supply, the Miller switch control circuit, one end of the Miller switch and the device to be driven, and another end of the Miller switch is grounded.Type: GrantFiled: August 13, 2021Date of Patent: May 16, 2023Assignee: TREX TECHNOLOGIESInventors: Zhuo Zeng, Min Jennifer Fang
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Publication number: 20220060014Abstract: Disclosed are a Miller Clamp protection circuit, a driving circuit, a driving chip and an intelligent IGBT module, which are connected to a device to be driven. The Miller Clamp protection circuit comprises a main driving circuit configured to provide a driving signal; a Miller switch configured to reduce a voltage glitch; a Miller switch control circuit configured to automatically control an on and off of the Miller switch according to an intermediate signal of the main driving circuit. The main driving circuit is connected to a power supply, the Miller switch control circuit, one end of the Miller switch and the device to be driven, and another end of the Miller switch is grounded.Type: ApplicationFiled: August 13, 2021Publication date: February 24, 2022Inventors: Zhuo ZENG, Min Jennifer FANG
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Patent number: 11177579Abstract: Embodiments of the present disclosure provide a reflector antenna and an antenna alignment method. The reflector antenna includes: a feed array, including N feeds, where N is an integer greater than 1; a reflector, configured to: reflect a signal from the feed array or reflect a signal to the feed array; and M radio frequency channels, where the radio frequency channel includes at least one of an adjustable gain amplifier or a phase shifter, configured to control a signal, M is an integer greater than 1 and less than N, each radio frequency channel corresponds to one of the N feeds, a correspondence between the radio frequency channel and the feed is changeable, and the radio frequency channel transmits or receives a signal by using a corresponding feed.Type: GrantFiled: April 8, 2020Date of Patent: November 16, 2021Assignee: HUAWEI TECHNOLOGIES CO., LTD.Inventors: Yanxing Luo, Hao Long, Fusheng Tang, Zhuo Zeng
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Publication number: 20200235485Abstract: Embodiments of the present disclosure provide a reflector antenna and an antenna alignment method. The reflector antenna includes: a feed array, including N feeds, where N is an integer greater than 1; a reflector, configured to: reflect a signal from the feed array or reflect a signal to the feed array; and M radio frequency channels, where the radio frequency channel includes at least one of an adjustable gain amplifier or a phase shifter, configured to control a signal, M is an integer greater than 1 and less than N, each radio frequency channel corresponds to one of the N feeds, a correspondence between the radio frequency channel and the feed is changeable, and the radio frequency channel transmits or receives a signal by using a corresponding feed.Type: ApplicationFiled: April 8, 2020Publication date: July 23, 2020Inventors: Yanxing LUO, Hao LONG, Fusheng TANG, Zhuo ZENG
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Patent number: 10637153Abstract: Embodiments of the present disclosure provide a reflector antenna and an antenna alignment method. The reflector antenna includes: a feed array, including N feeds, where N is an integer greater than 1; a reflector, configured to: reflect a signal from the feed array or reflect a signal to the feed array; and M radio frequency channels, where the radio frequency channel includes at least one of an adjustable gain amplifier or a phase shifter, configured to control a signal, M is an integer greater than 1 and less than N, each radio frequency channel corresponds to one of the N feeds, a correspondence between the radio frequency channel and the feed is changeable, and the radio frequency channel transmits or receives a signal by using a corresponding feed.Type: GrantFiled: April 25, 2018Date of Patent: April 28, 2020Assignee: HUAWEI TECHNOLOGIES CO., LTD.Inventors: Yanxing Luo, Hao Long, Fusheng Tang, Zhuo Zeng
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Patent number: 10290947Abstract: A beam scanning antenna, a microwave system, and a beam alignment method are disclosed. The method includes: instructing, by a switching control module, a feed switching module to enable each feed in a multi-feed antenna, so that the feeds separately perform signal quality detection, where the multi-feed antenna includes an aperture unit and at least two feeds, where the feeds are configured to radiate an electromagnetic wave signal, the feed switching module includes multiple switches, and each feed is respectively connected to one switch in the feed switching module; acquiring, by the switching control module, a result of the signal quality detection performed by each feed; and selecting, by the switching control module according to the result of the signal quality detection, one feed having the best signal quality as a working feed.Type: GrantFiled: February 14, 2017Date of Patent: May 14, 2019Assignee: Huawei Technologies Co., Ltd.Inventors: Hao Long, Fusheng Tang, Zhuo Zeng, Yanxing Luo
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Patent number: 10291718Abstract: Provided are a method and an apparatus for implementing communication from a web page to a client. The method includes: a browser establishing a communication connection with a port when accessing a web page, where the port is a port predefined to communicate with the web page; and sending link information carrying parameters specified by a preset communication protocol to the port, so that the client accesses a client page corresponding to the link information, where the parameters include fields in a service requirement and client page information. A client can be directly called from a web page of a portal web site, so as to guide a user to complete a required service to a designated page, thereby being convenient for the user to operate.Type: GrantFiled: December 31, 2015Date of Patent: May 14, 2019Assignee: GUANGZHOU UCWEB COMPUTER TECHNOLOGY CO., LTD.Inventors: Jie Liang, Chuanju Wang, Zhuo Zeng
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Publication number: 20180248269Abstract: Embodiments of the present disclosure provide a reflector antenna and an antenna alignment method. The reflector antenna includes: a feed array, including N feeds, where N is an integer greater than 1; a reflector, configured to: reflect a signal from the feed array or reflect a signal to the feed array; and M radio frequency channels, where the radio frequency channel includes at least one of an adjustable gain amplifier or a phase shifter, configured to control a signal, M is an integer greater than 1 and less than N, each radio frequency channel corresponds to one of the N feeds, a correspondence between the radio frequency channel and the feed is changeable, and the radio frequency channel transmits or receives a signal by using a corresponding feed.Type: ApplicationFiled: April 25, 2018Publication date: August 30, 2018Inventors: Yanxing LUO, Hao LONG, Fusheng TANG, Zhuo ZENG
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Patent number: 9972881Abstract: The present invention provides a coax-waveguide adapter, which improves in-band flatness of a reflection coefficient in a simple way. The coax-waveguide adapter includes: a cavity-shaped waveguide connection component, a coaxial external conductor connected to the cavity-shaped waveguide connection component, and a coaxial internal conductor that is disposed inside the coaxial external conductor along an axial direction of the coaxial external conductor and inserted into the cavity-shaped waveguide connection component, where the coax-waveguide adapter further includes: an electromagnetic parameter adjusting component that is disposed inside a cavity of the cavity-shaped waveguide connection component and used for reducing an effective dielectric constant and an effective magnetic conductivity of the coax-waveguide adapter.Type: GrantFiled: February 23, 2016Date of Patent: May 15, 2018Assignee: Huawei Technologies Co., Ltd.Inventors: Fusheng Tang, Yanxing Luo, Zhuo Zeng
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Publication number: 20170162945Abstract: A beam scanning antenna, a microwave system, and a beam alignment method are disclosed. The method includes: instructing, by a switching control module, a feed switching module to enable each feed in a multi-feed antenna, so that the feeds separately perform signal quality detection, where the multi-feed antenna includes an aperture unit and at least two feeds, where the feeds are configured to radiate an electromagnetic wave signal, the feed switching module includes multiple switches, and each feed is respectively connected to one switch in the feed switching module; acquiring, by the switching control module, a result of the signal quality detection performed by each feed; and selecting, by the switching control module according to the result of the signal quality detection, one feed having the best signal quality as a working feed.Type: ApplicationFiled: February 14, 2017Publication date: June 8, 2017Inventors: Hao LONG, Fusheng TANG, Zhuo ZENG, Yanxing LUO
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Method and device for adjusting carrier frequency of multiple-input multiple output microwave device
Patent number: 9392602Abstract: The present invention provides a method and a device for adjusting a carrier frequency of a multiple-input multiple-output microwave device. The method includes: obtaining, by an indoor unit IDU, a frequency of a radio frequency-reference crystal oscillator and a first frequency multiplication factor of each outdoor unit ODU; selecting, by the indoor unit IDU, one of the frequencies of the radio frequency-reference crystal oscillator as a reference frequency; adjusting, by the indoor unit IDU, a carrier frequency of the multiple-input multiple-output microwave device according to the first frequency multiplication factor and a radio frequency offset between the reference frequency and the frequency of the radio frequency-reference crystal oscillator of each ODU.Type: GrantFiled: December 26, 2014Date of Patent: July 12, 2016Assignee: HUAWEI TECHNOLOGIES CO., LTD.Inventors: Yanxing Luo, Zhuo Zeng, Wenlong Lv, Yu Liu, Min Yan -
Publication number: 20160191633Abstract: Provided are a method and an apparatus for implementing communication from a web page to a client. The method includes: a browser establishing a communication connection with a port when accessing a web page, where the port is a port predefined to communicate with the web page; and sending link information carrying parameters specified by a preset communication protocol to the port, so that the client accesses a client page corresponding to the link information, where the parameters include fields in a service requirement and client page information. A client can be directly called from a web page of a portal web site, so as to guide a user to complete a required service to a designated page, thereby being convenient for the user to operate.Type: ApplicationFiled: December 31, 2015Publication date: June 30, 2016Inventors: Jie Liang, Chuanju Wang, Zhuo Zeng
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Publication number: 20160172735Abstract: The present invention provides a coax-waveguide adapter, which improves in-band flatness of a reflection coefficient in a simple way. The coax-waveguide adapter includes: a cavity-shaped waveguide connection component, a coaxial external conductor connected to the cavity-shaped waveguide connection component, and a coaxial internal conductor that is disposed inside the coaxial external conductor along an axial direction of the coaxial external conductor and inserted into the cavity-shaped waveguide connection component, where the coax-waveguide adapter further includes: an electromagnetic parameter adjusting component that is disposed inside a cavity of the cavity-shaped waveguide connection component and used for reducing an effective dielectric constant and an effective magnetic conductivity of the coax-waveguide adapter.Type: ApplicationFiled: February 23, 2016Publication date: June 16, 2016Inventors: Fusheng Tang, Yanxing Luo, Zhuo Zeng
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METHOD AND DEVICE FOR ADJUSTING CARRIER FREQUENCY OF MULTIPLE-INPUT MULTIPLE OUTPUT MICROWAVE DEVICE
Publication number: 20150110214Abstract: The present invention provides a method and a device for adjusting a carrier frequency of a multiple-input multiple-output microwave device. The method includes: obtaining, by an indoor unit IDU, a frequency of a radio frequency-reference crystal oscillator and a first frequency multiplication factor of each outdoor unit ODU; selecting, by the indoor unit IDU, one of the frequencies of the radio frequency-reference crystal oscillator as a reference frequency; adjusting, by the indoor unit IDU, a carrier frequency of the multiple-input multiple-output microwave device according to the first frequency multiplication factor and a radio frequency offset between the reference frequency and the frequency of the radio frequency-reference crystal oscillator of each ODU.Type: ApplicationFiled: December 26, 2014Publication date: April 23, 2015Applicant: HUAWEI TECHNOLOGIES CO., LTD.Inventors: Yanxing LUO, Zhuo ZENG, Wenlong LV, Yu LIU, Min YAN