Patents by Inventor Zhan Guo
Zhan Guo 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: 20240076559Abstract: The present invention belongs to the field of petrochemical industry, and discloses a method for selective hydrogenation of butadiene extraction tail gas and a selective hydrogenation apparatus thereof.Type: ApplicationFiled: October 19, 2021Publication date: March 7, 2024Inventors: Yan LI, Jun TIAN, Dongfeng LI, Liang GUO, Chunfang LI, Yi YUE, Zhou DU, Zhan SHU, Shujuan LUO, Jieming YE, Ting CUI
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Publication number: 20230353920Abstract: This application provides a wireless headset, an audio device, and a system. The wireless headset includes: a first headset, including: a first microphone, configured to obtain, through voice capturing, first audio data corresponding to a first channel; a first encoder, configured to encode the first audio data to obtain a first audio packet; and a first wireless transceiver, configured to transmit the first audio packet to an audio device over a first communication connection; and a second headset, including: a second microphone, configured to obtain, through voice capturing, second audio data corresponding to a second channel; a second encoder, configured to encode the second audio data to obtain a second audio packet; and a second wireless transceiver, configured to transmit the second audio packet to the audio device over a second communication connection. This implementation can improve performance of the wireless headset.Type: ApplicationFiled: June 29, 2023Publication date: November 2, 2023Inventors: Zichen Xie, Zhan Guo, Weihua Li
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Publication number: 20230336742Abstract: Embodiments of this application provide a wireless projection method and apparatus, and relate to the communication field, to reduce image tearing and freezing and image quality deterioration occurring in wireless projection, and improve user experience. The wireless projection method is applied to a Wi-Fi communication system, and includes: An electronic device transmits a scalable video coding slice of a first video frame to a display device in a first video transmission period; obtains channel state information that is fed back by the display device and that is for transmitting the first video frame; and selectively enables a retry mechanism based on the channel state information.Type: ApplicationFiled: June 28, 2023Publication date: October 19, 2023Applicant: HUAWEI TECHNOLOGIES CO., LTD.Inventors: Yunfeng HAN, Yanjie GU, Zhan GUO
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Publication number: 20230179902Abstract: This application discloses a communication method applied to a binaural wireless headset, and an apparatus, and relates to the field of chip technologies. The binaural wireless headset includes a first earpiece and a second earpiece. The first earpiece and the second earpiece separately perform wireless communication with a terminal. The method may include: The first earpiece establishes a communication connection with the second headset. The first earpiece receives first indication information, and determines, based on the first indication information, that there is a reception failure when the second earpiece receives a first data packet from the terminal. When the first earpiece successfully receives the first data packet from the terminal, the first earpiece forwards the first data packet to the second earpiece by using the communication connection. Embodiments of this application are used for data packet forwarding/retransmission between binaural wireless headsets.Type: ApplicationFiled: January 30, 2023Publication date: June 8, 2023Inventors: Zichen XIE, Zhan GUO, Weihua LI, Kai ZHOU
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Publication number: 20230052917Abstract: Embodiments of this application disclose a pairing method applied to a short-range communication system and a wireless device in the field of wireless communication. The method includes: obtaining, by a first wireless device, a first password, where the first password is shared by the first wireless device and a second wireless device; and pairing, by the first wireless device, with the second wireless device based on a password-based authenticated key exchange (PAKE) protocol and by using the first password as an encryption password in a key exchange process.Type: ApplicationFiled: October 24, 2022Publication date: February 16, 2023Inventors: Huazhang LIU, Weihua LI, Zhan GUO
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Publication number: 20220353741Abstract: This application provides a data sending method and apparatus applicable to Bluetooth communication. A data sending method applicable to Bluetooth communication in this application includes: sending at least one first packet to a first receiving device by using a Bluetooth communication connection, where the at least one first packet is generated by using a first packet assembly manner; determining, based on a receiving status of at least one piece of feedback information sent by the first receiving device, to generate at least one second packet by using the first packet assembly manner or a second packet assembly manner, where the at least one piece of feedback information is an acknowledgment or a negative acknowledgment fed back by the first receiving device after receiving the at least one first packet; and sending the at least one second packet to the first receiving device by using the Bluetooth communication connection.Type: ApplicationFiled: June 29, 2022Publication date: November 3, 2022Inventors: Zichen XIE, Zhan GUO, Kai ZHOU
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Patent number: 11330510Abstract: An apparatus for accessing a wireless fidelity (Wi-Fi) network, including a Wi-Fi processor and N Wi-Fi access circuits. N is a natural number greater than or equal to 2. The Wi-Fi processor is shared by the N Wi-Fi access circuits and implements an operation function related to Wi-Fi. The N Wi-Fi access circuits receives and transmits data at a same time through N Wi-Fi networks that operate on different radio frequency bands. Each Wi-Fi access circuit of the Wi-Fi access circuits comprises a Media Access Control (MAC) hardware and a physical layer (PHY) hardware.Type: GrantFiled: June 16, 2020Date of Patent: May 10, 2022Assignee: HUAWEI TECHNOLOGIES CO., LTD.Inventors: Weihua Li, Zhan Guo, Binbin Jiang
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Patent number: 10849053Abstract: A method and an apparatus for accessing a WI-FI network supporting a terminal in being coupled to two or more WI-FI networks at the same time, and therefore, WI-FI network is applied in a safer and more fluent manner. The method is applied to a terminal, the terminal includes N WI-FI access circuits and at least one processor, the at least one processor is configured to run a software program to form M containers, one container may be equivalent to one operating system, switch operation may be performed between different containers, each container corresponds to one WI-FI network access service, the M containers are capable of operating at the same time, tasks and data of different WI-FI network access services during operation of different containers are mutually isolated, and M and N are natural numbers greater than or equal to two.Type: GrantFiled: November 27, 2018Date of Patent: November 24, 2020Assignee: HUAWEI TECHNOLOGIES CO., LTD.Inventors: Weihua Li, Zhan Guo, Binbin Jiang
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Publication number: 20200314739Abstract: An apparatus for accessing a wireless fidelity (Wi-Fi) network, including a Wi-Fi processor and N Wi-Fi access circuits. N is a natural number greater than or equal to 2. The Wi-Fi processor is shared by the N Wi-Fi access circuits and implements an operation function related to Wi-Fi. The N Wi-Fi access circuits receives and transmits data at a same time through N Wi-Fi networks that operate on different radio frequency bands. Each Wi-Fi access circuit of the Wi-Fi access circuits comprises a Media Access Control (MAC) hardware and a physical layer (PHY) hardware.Type: ApplicationFiled: June 16, 2020Publication date: October 1, 2020Applicant: HUAWEI TECHNOLOGIES CO.,LTD.Inventors: Weihua Li, Zhan Guo, Binbin Jiang
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Publication number: 20190098566Abstract: A method and an apparatus for accessing a WI-FI network supporting a terminal in being coupled to two or more WI-FI networks at the same time, and therefore, WI-FI network is applied in a safer and more fluent manner. The method is applied to a terminal, the terminal includes N WI-FI access circuits and at least one processor, the at least one processor is configured to run a software program to form M containers, one container may be equivalent to one operating system, switch operation may be performed between different containers, each container corresponds to one WI-FI network access service, the M containers are capable of operating at the same time, tasks and data of different WI-FI network access services during operation of different containers are mutually isolated, and M and N are natural numbers greater than or equal to two.Type: ApplicationFiled: November 27, 2018Publication date: March 28, 2019Inventors: Weihua Li, Zhan Guo, Binbin Jiang
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Publication number: 20170113318Abstract: A grinding table apparatus, liquid crystal display glass grinder and grinding method are disclosed, the apparatus including, a liftable central platform, a liftable outer-ring platform provided with a hollow slot, and a peripheral platform, the central platform being in the hollow slot of the outer-ring platform, and at one side of the peripheral platform together with the outer-ring platform, when the central platform is lifted to be coplanar with the peripheral platform, fixedly installing a first panel on the central platform, moving the peripheral platform to make an edge of the first panel exposed out, when the central platform and the outer-ring platform are both lifted to be coplanar with the peripheral platform, fixedly installing a second panel on the central platform and the outer-ring platform, moving the peripheral platform to make an edge of the second panel exposed out, the first panel being smaller than the second panel.Type: ApplicationFiled: August 9, 2016Publication date: April 27, 2017Inventors: Yajie SHAN, Bin WANG, Aiben FANG, Huan LIU, Lei BAI, Zhan GUO
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Patent number: 9326978Abstract: The claimed subject matter relates to allosteric modulation of A3 adenosine receptor (A3AR) and provides for the use of an A3 adenosine receptor modulator (A3RM), for the preparation of pharmaceutical compositions for modulating the A3AR in a subject, as well as pharmaceutical compositions including the same and therapeutic methods including administering to a subject an amount of an A3RM, the amount being effective to modulate A3AR activity. The A3RM according to claimed subject matter are 1H-Imidazo-[4,5-c]quinolin-4-amine derivatives. Also provided are 1H-Imidazo-[4,5-c]quinolin-4-amine derivatives.Type: GrantFiled: March 13, 2013Date of Patent: May 3, 2016Assignees: The United States of America, Represented by the Secretary, Dept. of Health and Human Services, Universiteit LeidenInventors: Anikó Göblyös, Johannes Brussee, Adriaan P. Ijzerman, Zhan-Guo Gao, Kenneth Jacobson
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Publication number: 20130197025Abstract: The claimed subject matter relates to allosteric modulation of A3 adenosine receptor (A3AR) and provides for the use of an A3 adenosine receptor modulator (A3RM), for the preparation of pharmaceutical compositions for modulating the A3AR in a subject, as well as pharmaceutical compositions including the same and therapeutic methods including administering to a subject an amount of an A3RM, the amount being effective to modulate A3AR activity. The A3RM according to claimed subject matter are 1H-Imidazo-[4,5-c]quinolin-4-amine derivatives. Also provided are 1H-Imidazo-[4,5-c]quinolin-4-amine derivatives.Type: ApplicationFiled: March 13, 2013Publication date: August 1, 2013Applicants: Universiteit Leiden, The Government Of The United State Of America, Represented By The Secretary, Dept. Of Health andInventors: Anikó GÖBLYÖS, Johannes BRUSSEE, Adriaan P. IJZERMAN, Zhan-Guo GAO, Kenneth JACOBSON
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Patent number: 8420664Abstract: The present invention relates to allosteric modulation of A3 adenosine receptor (A3AR) and provides for the use of an A3 adenosine receptor modulator (A3RM), for the preparation of pharmaceutical compositions for modulating the A3AR in a subject, as well as pharmaceutical compositions comprising the same and therapeutic methods comprising administering to a subject an amount of an A3RM, the amount being effective to modulate A3AR activity. The A3RM according to the invention are 1H-Imidazo-[4,5-c]quinolin-4-amine derivatives. The invention also provides some of such novel 1H-Imidazo-[4,5-c]quinolin-4-amine derivatives.Type: GrantFiled: July 28, 2008Date of Patent: April 16, 2013Assignees: The United States of America, represented by the Secretary, Dept. of Health and Human Services, Universiteit LeidenInventors: Aniko Goblyos, Johannes Brussee, Adriaan P. Ijzerman, Zhan-Guo Gao, Kenneth Jacobson
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Patent number: 7839943Abstract: A method of frame synchronization includes: inserting synchronous pilots including odd synchronous pilots and even synchronous pilots in a frame; transmitting first signals on the odd synchronous pilots, and transmitting second signals of inverse values of the first signals transmitted on the odd synchronous pilots on the even synchronous pilots; synchronizing the frame according to the odd synchronous pilots and the even synchronous pilots. With the method provided by embodiments of the present invention, complexity of the frame synchronization may be decreased and delay of the frame synchronization may be reduced.Type: GrantFiled: April 9, 2007Date of Patent: November 23, 2010Assignee: Huawei Technologies Co., Ltd.Inventors: Zhan Guo, Gengshi Wu, Feng Li
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Publication number: 20090054476Abstract: The present invention relates to allosteric modulation of A3 adenosine receptor (A3AR) and provides for the use of an A3 adenosine receptor modulator (A3RM), for the preparation of pharmaceutical compositions for modulating the A3AR in a subject, as well as pharmaceutical compositions comprising the same and therapeutic methods comprising administering to a subject an amount of an A3RM, the amount being effective to modulate A3AR activity. The A3RM according to the invention are 1H-Imidazo-[4,5-c]quinolin-4-amine derivatives. The invention also provides some of such novel 1H-Imidazo-[4,5-c]quinolin-4-amine derivatives.Type: ApplicationFiled: July 28, 2008Publication date: February 26, 2009Applicants: The Government of the U.S.A., represented by The Secretary, Dept. of Health and Human Services, Unversiteit LeidenInventors: Aniko Goblyos, Johannes Brussee, Adriaan P. Ijzerman, Zhan-Guo Gao, Kenneth Jacobson
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Publication number: 20080013573Abstract: A method of frame synchronization includes: inserting synchronous pilots including odd synchronous pilots and even synchronous pilots in a frame; transmitting first signals on the odd synchronous pilots, and transmitting second signals of inverse values of the first signals transmitted on the odd synchronous pilots on the even synchronous pilots; synchronizing the frame according to the odd synchronous pilots and the even synchronous pilots. With the method provided by embodiments of the present invention, complexity of the frame synchronization may be decreased and delay of the frame synchronization may be reduced.Type: ApplicationFiled: April 9, 2007Publication date: January 17, 2008Inventors: Zhan Guo, Gengshi Wu, Feng Li