Patents by Inventor Dan Liang
Dan Liang 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: 20240124437Abstract: The present disclosure relates to an injectable lurasidone suspension and a preparation method thereof, and in particular to an irregular form of a lurasidone solid and a pharmaceutical composition thereof. The present disclosure also relates to a preparation method for the solid and the pharmaceutical composition thereof, and an application thereof in the treatment of mental diseases. According to the present disclosure, the lurasidone solid prepared has controllable particle size and has Dv5O particle size of 6 ?m to 110 ?m. The good particle size stability can also he maintained in the pharmaceutical composition. The lurasidone suspension preparation obtained by the method is fast-acting, has a long sustained release period, and can effectively reduce the risk caused by poor patient compliance.Type: ApplicationFiled: March 21, 2022Publication date: April 18, 2024Inventors: Ming LI, Xiangyong LIANG, Zhengxing SU, Dan LI, Duo KE, Cong YI, Wei WEI, Guifu DENG, Ya PENG, Dong ZHAO, Jingyi WANG
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Publication number: 20240091082Abstract: An ambulance-type mobile catheter room for cardiovascular interventional surgery enables interventional diagnosis and treatment devices for acute and severe cardiovascular diseases to be deployed quickly, is flexible and high in adaptability, and provides hardware devices for cardiovascular diagnosis and treatment interventional surgeons to timely diagnose and treat patients. The ambulance-type mobile catheter room for cardiovascular interventional surgery includes an ambulance. The ambulance is internally provided with an antibacterial internal environment, a robotic angiography machine system, a wireless medical Internet of Things system, a self-generating system and an auxiliary system.Type: ApplicationFiled: March 31, 2021Publication date: March 21, 2024Applicant: GENERAL HOSPITAL OF PLA NORTHERN THEATER COMMANDInventors: Yaling HAN, Jingyang SUN, Ming LIANG, Xiaozeng WANG, Yang LI, Dan LIU, Fei LI
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Patent number: 11909086Abstract: A dielectric filter, a duplexer, and a communications device are provided. The dielectric filter includes a dielectric body, and a wideband filtering structure and a narrowband filtering structure that are disposed in the dielectric body. The wideband filtering structure includes a groove disposed on a first surface of the dielectric body and configured to adjust a frequency position of a passband of the wideband filtering structure; and at least one first resonator including a through hole penetrating the bottom of the groove and a second surface of the dielectric body; and an open loop located on a bottom surface of the groove and is disposed around an opening of the through hole. The narrowband filtering structure includes at least one second resonator including a blind hole disposed on the second surface of the dielectric body. The first surface and the second surface of the dielectric body are disposed oppositely.Type: GrantFiled: June 25, 2021Date of Patent: February 20, 2024Assignee: Huawei Technologies Co., Ltd.Inventors: Dan Liang, Xiaofeng Zhang, Zheng Cui
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Patent number: 11774617Abstract: The present invention provides a five-component marine natural gas hydrate intelligent sensing node, comprising a titanium alloy compartment, an information acquisition unit, an integrated control chip, and a power module; the integrated control chip comprises an intelligent computing unit and a transmission unit; the intelligent computing unit is configured for acquiring quality monitoring indicators of marine natural gas hydrates by feature extraction and transmitting reduced represented features to a monitoring device on the sea surface via the transmission unit.Type: GrantFiled: January 8, 2021Date of Patent: October 3, 2023Assignee: OCEAN UNIVERSITY OF CHINAInventors: Siyou Tong, Kai Wang, Xiugang Xu, Zhangju Liu, Dan Liang
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Patent number: 11509030Abstract: This application provides an example dielectric filter and an example communications device. The dielectric filter includes a dielectric block. At least two resonant through holes that are parallel to each other are provided in the dielectric block. The resonant through hole is a stepped hole. The stepped hole includes a large stepped hole and a small stepped hole that are arranged coaxially and that are in communication. The small stepped hole passes through a first surface of the dielectric block. The large stepped hole passes through a second surface of the dielectric block. A stepped surface is formed between the large stepped hole and the small stepped hole. The surfaces of the dielectric block are covered with conductor layers. The conductor layers cover the surfaces of the dielectric block and inner walls of the large stepped hole and the small stepped hole. A conductor layer of the inner wall of the large stepped hole is short-circuited with a conductor layer of the second surface.Type: GrantFiled: April 29, 2021Date of Patent: November 22, 2022Assignee: Huawei Technologies Co., Ltd.Inventors: Xiaofeng Zhang, Dan Liang, Zheng Cui
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Publication number: 20220247057Abstract: This application relates to the field of communications component technologies, and provides a band-stop filter and an electronic device. The band-stop filter includes: a waveguide transmission line, configured to transmit electromagnetic waves; and a plurality of dielectric resonance units, sequentially arranged along an extension track of the waveguide transmission line, and configured to be coupled to the waveguide transmission line, where the dielectric resonance units each include at least one dielectric resonator; the dielectric resonator includes a first dielectric block and a first conductive layer covering an outer surface of the first dielectric block; and a first surface of the first dielectric block has a blind hole, and the first conductive layer covers an inner surface of the blind hole; where a dielectric constant of a material that forms the first dielectric block is greater than 1.Type: ApplicationFiled: April 22, 2022Publication date: August 4, 2022Inventors: Yantao LI, Dan LIANG, Xiaofeng ZHANG, Zhiyu LIU
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Patent number: 11271279Abstract: Embodiments of this application provide a dual-mode resonator, a filter, and a radio frequency unit. The dual-mode resonator includes a cavity and a dual-mode dielectric body coupled to an inner surface of the cavity. The dual-mode dielectric body includes a central part and four components that protrude from the central part, where the four components are disposed opposite to each other in pair and are in a cross shape. A first coupling groove and a second coupling groove are provided on the central part, where an extension direction of the first coupling groove is between two adjacent components, and an extension direction of the second coupling groove is between the other two adjacent components. The widths and/or the depths of the first and the second coupling grooves are different, and the extension direction of the first coupling groove and the extension direction of the second coupling groove are at a preset angle.Type: GrantFiled: September 22, 2020Date of Patent: March 8, 2022Assignee: Huawei Technologies Co., Ltd.Inventors: Xiaoliang Du, Dan Liang, Jiyong Guo
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Patent number: 11264686Abstract: This disclosure describes a dielectric filter and a communications device. In one example, the dielectric filter includes at least two dielectric resonators, a first through-hole is disposed between at least one pair of adjacent dielectric resonators, and the first through-hole is configured to cut a magnetic field between the at least one pair of adjacent dielectric resonators. In some implementations, a magnetic field distribution in the dielectric filter may be cut via the first through-hole, so that a magnetic field distribution area is reduced, and a high-order harmonic wave frequency can be increased, thereby improving a remote suppression capability and meeting the specification requirements.Type: GrantFiled: September 4, 2020Date of Patent: March 1, 2022Assignee: Huawei Technologies Co., Ltd.Inventors: Zheng Cui, Dan Liang
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Patent number: 11211677Abstract: This application discloses a filtering apparatus, including: a coupling channel distinguishing component, dividing a coupling channel between a first filtering component and a second filtering component into a plurality of independent coupling channels, and it includes a channel distinguishing component and at least one decoupling component, the channel distinguishing component is configured to divide the coupling channel into a plurality of independent channels, and the decoupling component is configured to decouple the plurality of independent channels into the plurality of independent coupling channels; and at least one adjusting component, each of the adjusting component is configured to adjust a preset coupling scheme of a corresponding independent coupling channel, each of the at least one adjusting component is located in the corresponding independent coupling channel, and each of the adjusting component is located in a corresponding projection area.Type: GrantFiled: October 9, 2020Date of Patent: December 28, 2021Assignee: Huawei Technologies Co., Ltd.Inventors: Jiyong Guo, Xiaoliang Du, Dan Liang
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Publication number: 20210328315Abstract: A dielectric filter, a duplexer, and a communications device are provided. The dielectric filter includes a dielectric body, and a wideband filtering structure and a narrowband filtering structure that are disposed in the dielectric body. The wideband filtering structure includes a groove disposed on a first surface of the dielectric body and configured to adjust a frequency position of a passband of the wideband filtering structure; and at least one first resonator including a through hole penetrating the bottom of the groove and a second surface of the dielectric body; and an open loop located on a bottom surface of the groove and is disposed around an opening of the through hole. The narrowband filtering structure includes at least one second resonator including a blind hole disposed on the second surface of the dielectric body. The first surface and the second surface of the dielectric body are disposed oppositely.Type: ApplicationFiled: June 25, 2021Publication date: October 21, 2021Inventors: Dan LIANG, Xiaofeng ZHANG, Zheng CUI
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Publication number: 20210320390Abstract: The present disclosure relates to dielectric duplexers. One example dielectric duplexer includes a dielectric body, where an input/output structure, a tap, a first resonance structure, and a second resonance structure are provided on surfaces of the dielectric body. The tap and the input/output structure are provided on different surfaces of the dielectric body. The tap and the input/output structure are located between the first resonance structure and the second resonance structure. A first resonator consists of the first resonance structure and the dielectric body around the first resonance structure, and a second resonator consists of the second resonance structure and the dielectric body around the second resonance structure. A conducting layer covers a surface of the input/output structure, the tap, the first resonance structure, and the second resonance structure, and the conducting layer covers the surface of the dielectric body except a region around the input/output structure.Type: ApplicationFiled: June 24, 2021Publication date: October 14, 2021Inventors: Dan LIANG, Xiaofeng ZHANG, Guoshuai ZHAO
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Publication number: 20210249746Abstract: This application provides an example dielectric filter and an example communications device. The dielectric filter includes a dielectric block. At least two resonant through holes that are parallel to each other are provided in the dielectric block. The resonant through hole is a stepped hole. The stepped hole includes a large stepped hole and a small stepped hole that are arranged coaxially and that are in communication. The small stepped hole passes through a first surface of the dielectric block. The large stepped hole passes through a second surface of the dielectric block. A stepped surface is formed between the large stepped hole and the small stepped hole. The surfaces of the dielectric block are covered with conductor layers. The conductor layers cover the surfaces of the dielectric block and inner walls of the large stepped hole and the small stepped hole. A conductor layer of the inner wall of the large stepped hole is short-circuited with a conductor layer of the second surface.Type: ApplicationFiled: April 29, 2021Publication date: August 12, 2021Inventors: Xiaofeng ZHANG, Dan LIANG, Zheng CUI
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Publication number: 20210208297Abstract: The present invention provides a five-component marine natural gas hydrate intelligent sensing node, comprising a titanium alloy compartment, an information acquisition unit, an integrated control chip, and a power module; the integrated control chip comprises an intelligent computing unit and a transmission unit; the intelligent computing unit is configured for acquiring quality monitoring indicators of marine natural gas hydrates by feature extraction and transmitting reduced represented features to a monitoring device on the sea surface via the transmission unit.Type: ApplicationFiled: January 8, 2021Publication date: July 8, 2021Inventors: SIYOU TONG, KAI WANG, XIUGANG XU, ZHANGJU LIU, DAN LIANG
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Publication number: 20210028524Abstract: This application discloses a filtering apparatus, including: a coupling channel distinguishing component, dividing a coupling channel between a first filtering component and a second filtering component into a plurality of independent coupling channels, and it includes a channel distinguishing component and at least one decoupling component, the channel distinguishing component is configured to divide the coupling channel into a plurality of independent channels, and the decoupling component is configured to decouple the plurality of independent channels into the plurality of independent coupling channels; and at least one adjusting component, each of the adjusting component is configured to adjust a preset coupling scheme of a corresponding independent coupling channel, each of the at least one adjusting component is located in the corresponding independent coupling channel, and each of the adjusting component is located in a corresponding projection area.Type: ApplicationFiled: October 9, 2020Publication date: January 28, 2021Inventors: Jiyong GUO, Xiaoliang DU, Dan LIANG
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Publication number: 20210005948Abstract: Embodiments of this application provide a dual-mode resonator, a filter, and a radio frequency unit. The dual-mode resonator includes a cavity and a dual-mode dielectric body coupled to an inner surface of the cavity. The dual-mode dielectric body includes a central part and four components that protrude from the central part, where the four components are disposed opposite to each other in pair and are in a cross shape, and a. A first coupling groove and a second coupling groove are provided on the central part, where an extension direction of the first coupling groove is between two adjacent components, and an extension direction of the second coupling groove is between the other two adjacent components. The widths and/or the depths of the first and the second coupling grooves are different, and the extension direction of the first coupling groove and the extension direction of the second coupling groove are at a preset angle.Type: ApplicationFiled: September 22, 2020Publication date: January 7, 2021Inventors: Xiaoliang DU, Dan LIANG, Jiyong GUO
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Publication number: 20200403287Abstract: This disclosure describes a dielectric filter and a communications device. In one example, the dielectric filter includes at least two dielectric resonators, a first through-hole is disposed between at least one pair of adjacent dielectric resonators, and the first through-hole is configured to cut a magnetic field between the at least one pair of adjacent dielectric resonators. In some implementations, a magnetic field distribution in the dielectric filter may be cut via the first through-hole, so that a magnetic field distribution area is reduced, and a high-order harmonic wave frequency can be increased, thereby improving a remote suppression capability and meeting the specification requirements.Type: ApplicationFiled: September 4, 2020Publication date: December 24, 2020Inventors: Zheng CUI, Dan LIANG
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Patent number: D905929Type: GrantFiled: September 7, 2020Date of Patent: December 29, 2020Inventor: Dan Liang
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Patent number: D913629Type: GrantFiled: July 7, 2020Date of Patent: March 23, 2021Inventor: Dan Liang
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Patent number: D994622Type: GrantFiled: June 14, 2022Date of Patent: August 8, 2023Assignee: NINGBO YIYAN TECHNOLOGY TRADING CO., LTD.Inventors: Dan Liang, Er Jun Che
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Patent number: D1023348Type: GrantFiled: August 11, 2022Date of Patent: April 16, 2024Assignee: BMIC LLCInventors: Jim Svec, Ming-Liang Shiao, Dan Boss