Patents by Inventor Shujun Dang
Shujun Dang 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: 11799617Abstract: Method and apparatus are provided to allocate a time and frequency resource of a resource request indicator (RRI) and to transmit an RRI. Codes are allocated for an RRI and other (such as non-RRI) uplink control signaling. The RRI and other uplink control signaling can be multiplexed in the same time and frequency resource, such as through multiplexing in a code division manner.Type: GrantFiled: July 13, 2020Date of Patent: October 24, 2023Assignee: HUAWEI TECHNOLOGIES CO., LTD.Inventors: Shujun Dang, Sha Ma, Xianghua Wang, Tianle Deng, Xiaobo Chen, Chengyu Wang
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Patent number: 11716666Abstract: This application relates to the field of communications technologies, and provides a cell handover method and an apparatus in a high-speed movement scenario, to resolve problems of a relatively high service drop rate and a relatively high re-establishment rate of a terminal device in the high-speed movement scenario.Type: GrantFiled: October 16, 2018Date of Patent: August 1, 2023Assignee: HUAWEI TECHNOLOGIES CO., LTD.Inventors: Tao Guo, Shujun Dang, Zhongjin Li, Chuan Li, Zhiyuan Hou
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Method for returning from low-standard network to high-standard network and communications apparatus
Patent number: 11589280Abstract: This application provides a method for returning from a low-standard network to a high-standard network, to resolve a problem that a primary card of a terminal device in dual SIM dual standby single pass mode cannot return to the high-standard network after falling back from the high-standard network to the low-standard network during a data service. The method includes: detecting that a first subscriber identification module SIM card of the terminal device falls back from a first-standard network to a second-standard network; obtaining a registration status of a second SIM card, where the registration status includes an operator of the second SIM card and a network on which the second SIM card camps, and the first SIM card and the second SIM card enable the terminal device to work in the dual SIM dual standby single pass mode; obtaining a target standard network based on the registration status of the second SIM card; and registering the first SIM card with the target standard network.Type: GrantFiled: March 27, 2018Date of Patent: February 21, 2023Assignee: Huawei Technologies Co., Ltd.Inventors: Zhenrong Wei, Hao Song, Shujun Dang, Caihua Huang -
Patent number: 11570703Abstract: Embodiments of the present disclosure provide a roaming network access method and apparatus, where the method includes: obtaining a mobile country code MCC of a roaming area; obtaining a preferential roaming list, where the preferential roaming list is used to indicate information about at least one network that a user preferentially attempts to register with when the user is roaming; selecting a network that matches the MCC from the preferential roaming list and searching for the selected network; and each time a network is found by the searching, attempting to register with the found network. By means of the roaming network access method and apparatus provided in the embodiments of the present disclosure, duration of network searching performed by user equipment is shortened, time spent by the user equipment on initial network access in the roaming area is reduced.Type: GrantFiled: February 7, 2020Date of Patent: January 31, 2023Assignee: Huawei Device Co., Ltd.Inventors: Yinqing Jiang, Li Shen, Guanzhong Tan, Shujun Dang, Xiaoyan Chen, Xiaojian Liu, Hui Jin
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Publication number: 20220286954Abstract: Embodiments of the present invention provide a roaming network access method and apparatus, where the method includes: obtaining a mobile country code MCC of a roaming area; obtaining a preferential roaming list, where the preferential roaming list is used to indicate information about at least one network that a user preferentially attempts to register with when the user is roaming; selecting a network that matches the MCC from the preferential roaming list and searching for the selected network; and each time a network is found by the searching, attempting to register with the found network. By means of the roaming network access method and apparatus provided in the embodiments of the present invention, duration of network searching performed by user equipment is shortened, time spent by the user equipment on initial network access in the roaming area is reduced.Type: ApplicationFiled: May 24, 2022Publication date: September 8, 2022Inventors: Yinqing JIANG, Li SHEN, Guanzhong TAN, Shujun DANG, Xiaoyan CHEN, Xiaojian LIU, Hui JIN
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Publication number: 20220007260Abstract: This application relates to the field of communications technologies, and provides a cell handover method and an apparatus in a high-speed movement scenario, to resolve problems of a relatively high service drop rate and a relatively high re-establishment rate of a terminal device in the high-speed movement scenario.Type: ApplicationFiled: October 16, 2018Publication date: January 6, 2022Inventors: Tao Guo, Shujun Dang, Zhongjin Li, Chuan Li, Zhiyuan Hou
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METHOD FOR RETURNING FROM LOW-STANDARD NETWORK TO HIGH-STANDARD NETWORK AND COMMUNICATIONS APPARATUS
Publication number: 20210051553Abstract: This application provides a method for returning from a low-standard network to a high-standard network, to resolve a problem that a primary card of a terminal device in dual SIM dual standby single pass mode cannot return to the high-standard network after falling back from the high-standard network to the low-standard network during a data service. The method includes: detecting that a first subscriber identification module SIM card of the terminal device falls back from a first-standard network to a second-standard network; obtaining a registration status of a second SIM card, where the registration status includes an operator of the second SIM card and a network on which the second SIM card camps, and the first SIM card and the second SIM card enable the terminal device to work in the dual SIM dual standby single pass mode; obtaining a target standard network based on the registration status of the second SIM card; and registering the first SIM card with the target standard network.Type: ApplicationFiled: March 27, 2018Publication date: February 18, 2021Inventors: Zhenrong WEI, Hao SONG, Shujun DANG, Caihua HUANG -
Publication number: 20200344033Abstract: Method and apparatus are provided to allocate a time and frequency resource of a resource request indicator (RRI) and to transmit an RRI. Codes are allocated for an RRI and other (such as non-RRI) uplink control signaling. The RRI and other uplink control signaling can be multiplexed in the same time and frequency resource, such as through multiplexing in a code division manner.Type: ApplicationFiled: July 13, 2020Publication date: October 29, 2020Applicant: HUAWEI TECHNOLOGIES CO.,LTD.Inventors: Shujun Dang, Sha Ma, Xianghua Wang, Tianle Deng, Xiaobo Chen, Chengyu Wang
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Publication number: 20200252863Abstract: Embodiments of the present invention provide a roaming network access method and apparatus, where the method includes: obtaining a mobile country code MCC of a roaming area; obtaining a preferential roaming list, where the preferential roaming list is used to indicate information about at least one network that a user preferentially attempts to register with when the user is roaming; selecting a network that matches the MCC from the preferential roaming list and searching for the selected network; and each time a network is found by the searching, attempting to register with the found network. By means of the roaming network access method and apparatus provided in the embodiments of the present invention, duration of network searching performed by user equipment is shortened, time spent by the user equipment on initial network access in the roaming area is reduced.Type: ApplicationFiled: February 7, 2020Publication date: August 6, 2020Inventors: Yinqing JIANG, Li SHEN, Guanzhong TAN, Shujun DANG, Xiaoyan CHEN, Xiaojian LIU, Hui JIN
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Patent number: 10715296Abstract: Method and apparatus are provided to allocate a time and frequency resource of a resource request indicator (RRI) and to transmit an RRI. Codes are allocated for an RRI and other (such as non-RRI) uplink control signaling. The RRI and other uplink control signaling can be multiplexed in the same time and frequency resource, such as through multiplexing in a code division manner.Type: GrantFiled: May 23, 2019Date of Patent: July 14, 2020Assignee: HUAWEI TECHNOLOGIES CO., LTD.Inventors: Shujun Dang, Sha Ma, Xianghua Wang, Tianle Deng, Xiaobo Chen, Chengyu Wang
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Patent number: 10560890Abstract: Embodiments of the present invention provide a roaming network access method and apparatus, where the method includes: obtaining a mobile country code MCC of a roaming area; obtaining a preferential roaming list, where the preferential roaming list is used to indicate information about at least one network that a user preferentially attempts to register with when the user is roaming; selecting a network that matches the MCC from the preferential roaming list and searching for the selected network; and each time a network is found by the searching, attempting to register with the found network. By means of the roaming network access method and apparatus provided in the embodiments of the present invention, duration of network searching performed by user equipment is shortened, time spent by the user equipment on initial network access in the roaming area is reduced.Type: GrantFiled: March 28, 2014Date of Patent: February 11, 2020Assignee: Huawei Device Co., Ltd.Inventors: Yinqing Jiang, Li Shen, Guanzhong Tan, Shujun Dang, Xiaoyan Chen, Xiaojian Liu, Hui Jin
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Patent number: 10555247Abstract: Embodiments of the present invention provide a roaming network access method and apparatus, where the method includes: acquiring, by user equipment, a list of networks with which registration can be successful; searching, by the user equipment, for an available network in a roaming area; each time the user equipment finds an available network, determining, by the user equipment, whether the found available network is recorded in the list of networks with which registration can be successful; and if yes, attempting, by the user equipment, to register with the found available network. According to the roaming network access method and apparatus provided in the embodiments of the present invention, duration of network searching performed by user equipment is reduced, time spent by the user equipment on initial network access in a roaming area is shortened, and user experience is improved.Type: GrantFiled: March 28, 2014Date of Patent: February 4, 2020Assignee: Huawei Device Co., Ltd.Inventors: Shujun Dang, Guanzhong Tan, Feng Zhang
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Patent number: 10523349Abstract: A method for processing concurrent services and a terminal can effectively ensure that a service with a higher service priority maintains better service transmission quality in the concurrent services. The concurrent services include a first service and a second service. A service priority of the first service is higher than a service priority of the second service. The method includes: obtaining, by a terminal, channel quality information of a channel that carries the concurrent services; and blocking, by the terminal, the second service when the channel quality information meets a preset blocking condition.Type: GrantFiled: August 14, 2014Date of Patent: December 31, 2019Assignee: HUAWEI TECHNOLOGIES CO., LTD.Inventors: Shujun Dang, Dejing Zhang, Jianren Huang, Xingyu Long, Guanzhong Tan
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Publication number: 20190280844Abstract: Method and apparatus are provided to allocate a time and frequency resource of a resource request indicator (RRI) and to transmit an RRI. Codes are allocated for an RRI and other (such as non-RRI) uplink control signaling. The RRI and other uplink control signaling can be multiplexed in the same time and frequency resource, such as through multiplexing in a code division manner.Type: ApplicationFiled: May 23, 2019Publication date: September 12, 2019Applicant: HUAWEI TECHNOLOGIES CO.,LTD.Inventors: Shujun Dang, Sha Ma, Xianghua Wang, Tianle Deng, Xiaobo Chen, Chengyu Wang
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Patent number: 10397846Abstract: A method and an apparatus relate to the communications field, used for determining a target cell, where the method includes obtaining, by a terminal, a historical camped-on cell list of the terminal and a neighboring cell list of a serving cell of the terminal, determining, by the terminal, that a first cell list is the neighboring cell list of the serving cell and the historical camped-on cell list when a signal strength of the serving cell of the terminal is less than or equal to a first preset value, performing, by the terminal, measurement for a cell in the first cell list to obtain a measurement result, and determining, by the terminal, a target cell from the first cell list according to the measurement result.Type: GrantFiled: April 29, 2015Date of Patent: August 27, 2019Assignee: HUAWEI TECHNOLOGIES CO., LTD.Inventors: Shujun Dang, Xiaoyan Duan, Hui Jin
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Patent number: 10321512Abstract: A service control method, a terminal, and a network device. The method includes measuring, by a terminal, a service status of interaction between the terminal and a network and/or a moving speed of the terminal, and reporting, by the terminal, measured service status information and/or speed information to a network device such that the network device configures a network parameter of the terminal according to the service status information and/or the speed information. Therefore, a network throughput is improved, and terminal energy consumption is reduced.Type: GrantFiled: June 30, 2016Date of Patent: June 11, 2019Assignee: HUAWEI DEVICE CO., LTD.Inventors: Xiaofei Zhao, Hai Lian, Shujun Dang, Guoqiong Cao, Shenyun Zhang, Haihong Lin, Xiaoyun Jing
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Patent number: 10305667Abstract: Method and apparatus are provided to allocate a time and frequency resource of a resource request indicator (RRI) and to transmit an RRI. Codes are allocated for an RRI and other (such as non-RRI) uplink control signaling. The RRI and other uplink control signaling can be multiplexed in the same time and frequency resource, such as through multiplexing in a code division manner.Type: GrantFiled: October 23, 2017Date of Patent: May 28, 2019Assignee: HUAWEI TECHNOLOGIES CO., LTD.Inventors: Shujun Dang, Sha Ma, Xianghua Wang, Tianle Deng, Xiaobo Chen, Chengyu Wang
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Publication number: 20190007883Abstract: A method and an apparatus relate to the communications field, used for determining a target cell, where the method includes obtaining, by a terminal, a historical camped-on cell list of the terminal and a neighboring cell list of a serving cell of the terminal, determining, by the terminal, that a first cell list is the neighboring cell list of the serving cell and the historical camped-on cell list when a signal strength of the serving cell of the terminal is less than or equal to a first preset value, performing, by the terminal, measurement for a cell in the first cell list to obtain a measurement result, and determining, by the terminal, a target cell from the first cell list according to the measurement result.Type: ApplicationFiled: April 29, 2015Publication date: January 3, 2019Inventors: Shujun Dang, Xiaoyan Duan, Hui Jin
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Publication number: 20180352492Abstract: Embodiments of the present application disclose example cell signal strength prediction methods, cell signal strength reporting methods, and user equipment. An example cell signal strength prediction method includes receiving, by user equipment, a measurement configuration and measuring signal strength of a serving cell. The signal strength of the serving cell within a first preset time period is recorded by the user equipment, and, based on the signal strength of the serving cell within the first preset time period, a determination is made by the user equipment whether the signal strength of the serving cell is falling. In response to a determination that the signal strength of the serving cell is falling, the user equipment predicts signal strength of the serving cell at a second preset time.Type: ApplicationFiled: October 29, 2015Publication date: December 6, 2018Inventors: Shujun DANG, Hui JIN, Pengfei FENG, Xiaoyan DUAN
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Patent number: 9955413Abstract: Embodiments of the present invention provide a roaming network access method and apparatus, where the method includes: searching, by user equipment, for at least one available network in a roaming area; acquiring, by the user equipment, historical roaming information, where the historical roaming information is used to record information about a network to which a registration attempt has been made when a user roams; adjusting, by the user equipment, a priority of the at least one found available network according to the historical roaming information; and successively selecting, by the user equipment in descending order of an adjusted priority of the at least one found available network, the at least one found available network as a registration attempt network, and attempting to register with the registration attempt network.Type: GrantFiled: March 28, 2014Date of Patent: April 24, 2018Assignee: Huawei Device (Dongguan) Co., Ltd.Inventors: Guanzhong Tan, Shujun Dang, Songping Yao, Hui Jin