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公开(公告)号：US20210289579A1
公开(公告)日：2021-09-16
申请号：US16325064
申请日：2017-08-10
Applicant: SAMSUNG ELECTRONICS CO., LTD.
Inventor： Xiaowan KE , Hong WANG , Lixiang XU
Abstract: The present disclosure relates to a communication method and system for converging a 5th-Generation (5G) communication system for supporting higher data rates beyond a 4th-Generation (4G) system with a technology for Internet of Things (IoT). The present disclosure may be applied to intelligent services based on the 5G communication technology and the IoT-related technology, such as smart home, smart building, smart city, smart car, connected car, health care, digital education, smart retail, security and safety services. The present disclosure provides a method for controlling services of a user equipment (UE) in a light connection, including: a first radio access network (RAN) node determines whether a predetermined condition is met, when determining that the predetermined condition is met, the first RAN node controls to transmit information about light connection state of the UE, and/or, indication information about light connection of the UE, based on the connection control. The present disclosure also provides a method for controlling data continuity of a UE, including: a core network (CN) node receives information about light connection state of the UE, and/or, indication information about light connection of the UE; the CN node control services of the UE, based on foregoing received information. The present disclosure also provides another method for controlling services of a UE in a light connection, and a corresponding device. By adopting the technical solution of the present disclosure, from one aspect, signaling overheads are saved by using the light connection, from another aspect, implementations of existing functions and services will not be affected by introducing the light connection. The present invention provides a data continuity controlling method for a UE, which recites: determining, by a first radio access network node, whether a preset condition is satisfied; and when determining that the preset condition is satisfied and the UE performs Cellular Internet of Things (CIOT) service, transmitting, by the first radio access network node, data transmission information associated with the UE and/or data forwarding requirement information associated with the UE. The present invention further provides another data continuity controlling method for a UE, which recites: obtaining, by a first core network node, data transmission information associated with the UE, and/or receiving a data packet of the UE; performing, by the first core network node, Cellular Internet of Things (CIOT) data transmission control according to the obtained data transmission information associated with the UE and/or the received data packet of the UE. The present invention further provides other data continuity controlling methods for a UE and corresponding devices. According to technical solutions disclosed by the present disclosure, data continuity can be implemented at the same time when saving UE energy.
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公开(公告)号：US20210274411A1
公开(公告)日：2021-09-02
申请号：US17322675
申请日：2021-05-17
Applicant: Samsung Electronics Co., Ltd.
Inventor： Lixiang XU , Xiaowan KE , Hong WANG , Gert Jan VAN LIESHOUT
Abstract: The present application discloses a method and eNB equipment for supporting seamless handover. The method comprises the following steps of: receiving, by a target eNB, random access information or an RRC connection reconfiguration completion message from a UE; transmitting, by the target eNB, a data transmission stopping indication message to a source eNB; and, stopping, by the source eNB, transmitting downlink data to the UE, and/or stopping, by the source eNB, receiving uplink data from the UE. The present invention further provides several other methods and eNB equipments for supporting seamless handover. By the methods for supporting seamless handover provided by the present invention, the delay of data transmission and the unnecessary data transmission or unnecessary data monitoring of a source eNB can be avoided, the waste of resources and the power consumption can be reduced, and the missing and duplication transmission of data can be avoided.
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公开(公告)号：US20210251021A1
公开(公告)日：2021-08-12
申请号：US17240797
申请日：2021-04-26
Applicant: Samsung Electronics Co., Ltd.
Inventor： Hong WANG , Lixiang XU , Xiaowan KE
Abstract: Embodiments of the present disclosure provide a UE access method, including: a UE receiving information of supported type(s) of respective cell of a base station broadcasted by the respective cell, wherein the information of the supported type(s) of the respective cell comprises UE type(s) supported by the respective cell; and the UE comparing the type of the UE and the UE type(s) supported by the respective cell, and selecting a cell supporting the type of the UE and transmit an RRC connection setup request message to the selected cell, wherein the RRC connection setup request comprises the type of the UE. The present disclosure further provides several other UE access methods and devices. According to the present disclosure, the method and device which can select different access network of different types for different types of users, the user requirement is met and the network utilization ratio is increased.
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公开(公告)号：US20210144579A1
公开(公告)日：2021-05-13
申请号：US16623201
申请日：2018-06-15
Applicant: Samsung Electronics Co., Ltd.
Inventor： Xiaowan KE , Lixiang XU , Hong WANG
Abstract: The present disclosure relates to a pre-5th-Generation (5G) or 5G communication system to be provided for supporting higher data rates Beyond 4th-Generation (4G) communication system such as Long Term Evolution (LTE). The present disclosure provides a method for connection set-up and corresponding master base station and secondary base station. The method includes: transmitting a secondary base station setup request message to a secondary base station, and receiving a secondary base station setup response message which comprises mapping information from a quality of service (QoS) flow to a data radio bearer (DRB). The present disclosure further provides a method of requesting a secondary cell group (SCG) configuration and corresponding master base station and secondary base station. The method includes: transmitting a secondary base station modification request message for requesting SCG configuration information, the secondary base station modification request message carrying indication information for indicating that a master base station needs to obtain SCG configuration information; and receiving a secondary base station modification response message transmitted by the secondary base station, the secondary base station modification response message carrying the SCG configuration information. The present disclosure further provides methods and devices for controlling a session operation and a corresponding computer readable medium.
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公开(公告)号：US20210105734A1
公开(公告)日：2021-04-08
申请号：US17122937
申请日：2020-12-15
Applicant: Samsung Electronics Co., Ltd.
Inventor： Lixiang XU , Hong WANG , Xiaowan KE
Abstract: The present disclosure relates to a communication method and system for converging a 5th-Generation (5G) communication system for supporting higher data rates beyond a 4th-Generation (4G) system with a technology for Internet of Things (IoT). The present disclosure may be applied to intelligent services based on the 5G communication technology and the IoT-related technology, such as smart home, smart building, smart city, smart car, connected car, health care, digital education, smart retail, security and safety services.
There is provided a method and apparatus for data transport control between wireless network systems, the method comprises: determining, by a first node, whether a predetermined condition is satisfied; and transmitting, by the first node, at least one of data transport command information and user equipment access information when the predetermined condition is satisfied.-
Patent Agency Ranking
226.发明申请公开(公告)号：US20210068183A1
公开(公告)日：2021-03-04
申请号：US16961225
申请日：2019-01-09
Applicant: Samsung Electronics Co., Ltd.
Inventor： Lixiang XU , Hong WANG , Weiwei WANG
Abstract: The present disclosure relates to a pre-5th-Generation (5G) or 5G communication system to be provided for supporting higher data rates Beyond 4th-Generation (4G) communication system such as Long Term Evolution (LTE). The embodiments of the present disclosure provide a method for operating a centralized unit-control plane (CU-CP). The method includes acquiring, by the CU-CP in a base station, information regarding at least one centralized unit-user plane (CU-UP) connected to a distributed unit (DU), and selecting, by the CU-CP, a CU-UP, among the at least one CU-UP, suitable for an access of a user equipment, according to the information regarding the at least one CU-UP connected to the DU.
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227.发明申请公开(公告)号：US20200322963A1
公开(公告)日：2020-10-08
申请号：US16834851
申请日：2020-03-30
Applicant: Samsung Electronics Co., Ltd.
Inventor： Fuyuan LI , Hong WANG , Weiwei WANG , Lixiang XU
Abstract: The present disclosure provides a method and a device for performing remote interference management. The method comprises receiving, from a victim gNB, at least one RIM-reference signal (RS); transmitting, from a distributed unit (DU) of the aggressor gNB to a central unit (CU) of the aggressor gNB, a message comprising RIM information; and determining to stop monitoring the at least one RIM-RS based on the RIM information.
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公开(公告)号：US20200154498A1
公开(公告)日：2020-05-14
申请号：US16743557
申请日：2020-01-15
Applicant: Samsung Electronics Co., Ltd.
Inventor： Hong WANG , Lixiang XU , Xiaowan KE
Abstract: Embodiments of the present invention provide a dual-connectivity (DC) establishment method and device. The first DC architecture includes a Master Node (MN) and a Secondary Node (SN), wherein the SN includes a Central Unit (CU) and a Distributed Unit (DU); and, the CU includes a Control Plane functional entity (CP) and a User Plane functional entity (UP). The method includes steps of: receiving, by an SN-CP, a first SN setup request message transmitted by an MN; transmitting a first resource setup request message to an SN-UP according to the first SN setup request message, and receiving a first resource setup response message transmitted by the SN-UP; and, transmitting, by the SN-CP, a first bearer setup request message to an SN-DU, and receiving a first bearer setup response message transmitted by the SN-DU.
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公开(公告)号：US20200154320A1
公开(公告)日：2020-05-14
申请号：US16611075
申请日：2018-05-04
Applicant: Samsung Electronics Co., Ltd.
Inventor： Lixiang XU , Hong WANG , Xiaowan KE
Abstract: The present disclosure relates to a pre-5th-Generation (5G) or 5G communication system to be provided for supporting higher data rates Beyond 4th-Generation (4G) communication system such as Long Term Evolution (LTE). The present invention provides a method for supporting handover, comprising the steps of: informing, by a source base station, a core network whether a direct data forwarding path is available; deciding, by the core network, whether to use direct data forwarding or indirect data forwarding; informing, by the core network, a target base station of information about the direct data forwarding or indirect data forwarding; allocating, by the target base station, data forwarding tunnel information, the target base station allocating the data forwarding tunnel information according to the received information about the direct data forwarding or indirect data forwarding; transmitting, by the target base station, the allocated data forwarding tunnel information to the core network; and informing, by the core network, the source base station of the data forwarding tunnel information. With the present invention, different data forwarding methods are supported to prevent data loss and ensure service continuity.
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公开(公告)号：US20190394826A1
公开(公告)日：2019-12-26
申请号：US16449213
申请日：2019-06-21
Applicant: Samsung Electronics Co., Ltd
Inventor： Weiwei WANG , Hong WANG , Lixiang XU
IPC: H04W76/19
Abstract: The present disclosure relates to a communication method and system for converging a 5th-Generation (5G) communication system for supporting higher data rates beyond a 4th-Generation (4G) system with a technology for Internet of Things (IoT). The present disclosure may be applied to intelligent services based on the 5G communication technology and the IoT-related technology, such as smart home, smart building, smart city, smart car, connected car, health care, digital education, smart retail, security and safety services. The present application relates to the field of wireless communication technologies, and discloses a method for processing an RLC failure, an electronic device and a computer readable storage medium. The method for processing a Radio Link Control (RLC) failure includes: receiving, by a first network device, RLC failure related information of a user equipment (UE); processing the RLC failure correspondingly by interacting with a second network device, based on the received RLC failure related information. The method of the embodiments in the present application, enables the first network device to interact with the second network device directly, so as to directly determine RLC failure processing according to the received RLC failure related information and the interaction information reported by the UE, thereby simplifying RLC processing, improving processing efficiency, facilitating to resolve the RLC failure correctly and rapidly, and improving user experience.
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