Patents by Inventor Sophie Vrzic
Sophie Vrzic 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: 20210211962Abstract: There is provided method for managing network resources by switching the slice used to support a user equipment (UE), in a process referred to as slice handover or slice switching. There are several reasons why a slice handover may be implemented, include movement of the UE and network load balancing. Further the UE can be switched to a new slice operated by the same service provider (intra-operator handover) or a different service provider (inter-operator handover).Type: ApplicationFiled: March 24, 2021Publication date: July 8, 2021Applicant: HUAWEI TECHNOLOGIES CO., LTD.Inventor: Sophie VRZIC
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Patent number: 10979955Abstract: There is provided method for managing network resources by switching the slice used to support a user equipment (UE), in a process referred to as slice handover or slice switching. There are several reasons why a slice handover may be implemented, include movement of the UE and network load balancing. Further the UE can be switched to a new slice operated by the same service provider (intra-operator handover) or a different service provider (inter-operator handover).Type: GrantFiled: October 24, 2019Date of Patent: April 13, 2021Assignee: HUAWEI TECHNOLOGIES CO., LTD.Inventor: Sophie Vrzic
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Patent number: 10965406Abstract: Methods described herein are for wireless communication systems. One aspect of the invention is directed to a method for a HARQ process, in which the HARQ process includes a first transmission of an encoder packet and at least one retransmission. The method involves allocating a transmission resource for each respective transmission. The method involves transmitting control information from a base station to a mobile station for each respective transmission. The control information includes information to uniquely identify the HARQ process and an identification of one of a time resource, a frequency resource and a time and frequency resource that is allocated for the transmission. In some embodiments of the invention, specific control information is signalled from a base station to a mobile station to enable RAS-HARQ operation. In some embodiments of the invention, retransmission signaling in included as part of regular unicast signaling used for both first transmission and retransmissions.Type: GrantFiled: December 8, 2019Date of Patent: March 30, 2021Assignee: Apple Inc.Inventors: Mo-han Fong, Sophie Vrzic, Robert Novak, Jun Yuan, Dong-Sheng Yu
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Publication number: 20210045093Abstract: Embodiments of the disclosure provide methods and systems for sidelink resource allocation in user equipment (UE) groups. The method includes, receiving, by a UE, from a radio access network (RAN) node, a first resource configuration message including configuration information for sidelink resources indicated by a sidelink resource grant and conditions for using sidelink resources of the sidelink resource grant. The method further includes receiving, from a second UE of the UE group, a second sidelink resource configuration message, the second sidelink resource configuration message including an activation indicator to activate at least a portion of the sidelink resources indicated by the sidelink resource grant. The method further includes determining the sidelink resources to be used for sidelink transmissions by combining the first and second sidelink resource configuration messages. The method further includes using the determined sidelink resources for data transmissions.Type: ApplicationFiled: August 7, 2020Publication date: February 11, 2021Applicant: HUAWEI TECHNOLOGIES CO., LTD.Inventors: Jaya RAO, Sophie VRZIC, Hang ZHANG
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Method and apparatus to use infra-structure or network connectivity services provided by 3RD parties
Patent number: 10892949Abstract: A telecom connectivity service provider (TCSP) and a method for allocating an infrastructure resource to a virtual network operator (VNO). A TCSP control element sends to a downstream control element, a request for a portion of the infrastructure to be allocated to the TCSP by an infrastructure provider (InP) and receives a response from the downstream control element providing access to and control of the allocated infrastructure. The TCSP control element can pool the allocated infrastructure with other resources allocated to the TCSP and/or communicate with an upstream control element for providing access to and control of the allocated infrastructure to the VNO. The downstream control element is a local InP control element or a downstream TCSP control element. The upstream control element is a VNO control element or an upstream TCSP control element.Type: GrantFiled: January 8, 2019Date of Patent: January 12, 2021Assignee: HUAWEI TECHNOLOGIES CO., LTD.Inventors: Nimal Gamini Senarath, Sophie Vrzic, Jaya Rao -
Publication number: 20200403740Abstract: Various methods and systems are provided for allocating time-frequency resources for downlink (DL) and uplink (UL) communications between base stations and mobile stations. Different forms of resource allocation messages including combinations of bitmaps and bitfields provide additional information about the resources and/or how they are assigned. In some implementations the resource allocation messages enable reduced overhead, which may ultimately improve transmission rates and/or the quality of transmissions.Type: ApplicationFiled: July 27, 2020Publication date: December 24, 2020Inventors: Robert Novak, Mo-Han Fong, Hang Zhang, Sophie Vrzic
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Patent number: 10862818Abstract: there is provided a method of generating a soft schedule for the transmission of data to a User Equipment. The method includes receiving traffic to be scheduled for transmission and generating a soft schedule for the transmission of the received data in accordance with a resource allocation and the received traffic. The method further includes transmitting the soft schedule to a scheduler in an underlying network slice, for transmission to the UE. There is also provided a scheduler including a processor and machine readable memory storing machine executable instructions which when executed by the processor configures the scheduler perform the above method.Type: GrantFiled: September 8, 2016Date of Patent: December 8, 2020Assignee: HUAWEI TECHNOLOGIES CO., LTD.Inventors: Nimal Gamini Senarath, Sophie Vrzic, Jaya Rao, Hang Zhang
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Patent number: 10855400Abstract: A method for transmitting data in a multiple-input-multiple-output space-time coded communication using a mapping table mapping a plurality of symbols defining the communication to respective antennae from amongst a plurality of transmission antennae and to at least one other transmission resource. The mapping table may comprise Alamouti-coded primary segments and may also comprise secondary segments, comprising primary segments. The primary segments in the secondary segments may be defined in accordance to an Alamouti based code pattern applied at the segment level to define a segment-level Alamouti based code.Type: GrantFiled: February 7, 2020Date of Patent: December 1, 2020Assignee: Apple Inc.Inventors: Robert Novak, Hosein Nikopourdeilami, Mo-Han Fong, Sophie Vrzic
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Patent number: 10827380Abstract: A Method at a transmitting Vehicle User Equipment (Tx V-UE). The method comprises: transmitting, to a Radio Access Network (RAN) a set of parameters comprising any one or more of: a capability of the Tx V-UE, V2X service information and channel information; receiving, from the RAN, any one or more of: a Sidelink Radio Bearer (SL-RB) configuration; an activation status of a primary Sidelink (SL) channel; —a respective activation status of one or more secondary SL channels, and at least one grant for SL radio resources associated with each activated SL channel; and transmitting, to a Receiving Vehicle User Equipment (Rx V-UE), duplicated packets using SL radio resources of the primary SL channel and the one or more secondary SL channels.Type: GrantFiled: January 25, 2019Date of Patent: November 3, 2020Assignee: HUAWEI TECHNOLOGIES CO., LTD.Inventors: Jaya Rao, Sophie Vrzic
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Patent number: 10812395Abstract: A system and method for policy configuration of control plane functions by management plane functions. In an embodiment a management plane entity is operative to transmit, to a policy control function (PCF), a policy related to network slice operations of the network slice and related to total available network slice resources for the network slice. The policy control function (PCF) operative to apply the policy to configure control plane functions for that network slice.Type: GrantFiled: October 24, 2017Date of Patent: October 20, 2020Assignee: HUAWEI TECHNOLOGIES CO., LTD.Inventors: Hamidreza Farmanbar, Sophie Vrzic
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Publication number: 20200314843Abstract: A method and system are provided having an uplink control structure and a pilot signal having minimal signal overhead for providing channel estimation and data demodulation in a wireless communication network. The uplink control structures enable mobile terminals to communicate with corresponding base stations to perform various functions including obtaining initial system access, submitting a bandwidth request, triggering a continuation of negotiated service, or providing a proposed allocation re-configuration header. A dedicated random access channel is provided to communicatively couple the base station and the mobile terminal so that the mobile terminal can select a random access signaling identification. A resource request is received at the base station to uplink resource information from the mobile terminal and an initial access information request is received from the mobile terminal to configure the base station connection.Type: ApplicationFiled: June 14, 2020Publication date: October 1, 2020Inventors: Sophie Vrzic, Jun Yuan, Mo-Han Fong, Robert Novak, Dong-Sheng Yu, Jianglei Ma
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Patent number: 10791488Abstract: Aspects of the disclosure provide systems and methods for establishing one or more Distributed Gateways located close to a location of a UE to facilitate faster packet delivery to said UE during transitions. Such transitions can include the UE transitioning its state, for example from being idle to connected to the network, but also includes operations in which the serving AP(s) for the UE changes. The method includes establishing at least two virtual network function (VNF) components (VFNCs) of a distributed gateway (D-GW), each VNFC associated with an access point (AP). Each VNFC buffers packets directed to the wireless device. The method further includes selecting at least one AP for serving the wireless device, and forwarding the buffered packets from the VNFC associated with the selected APs to the selected APs for forwarding to the wireless device. Packets buffered at the VNFCs of non-selected APs are discarded.Type: GrantFiled: March 26, 2018Date of Patent: September 29, 2020Assignee: HUAWEI TECHNOLOGIES CO., LTD.Inventors: Sophie Vrzic, Jaya Rao
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Patent number: 10791040Abstract: A method of generating a network slice is provided. The method comprises a network slice orchestrator (NWSO) receiving from a network slice manager (NWSM) a request for a new network slice, the NWSO adding a new service to the new network slice, the NWSO determining a network slice descriptor (NWSD) for the new network slice, the NWSO transmitting to a resource orchestrator (RO) a request for an instantiation of the network slice using enhanced network function virtualization management and orchestration (E-MANO). A method of modifying a network slice is also provided. The method comprises a NWSO receiving from a NWSM a request to add a new service to a network slice, the NWSO adding a new service to the network slice, the NWSO determining a NWSD for the network slice with the added service, and the NWSO transmitting to a RO a request for an instantiation of the added service on the network slice using E-MANO. A method of terminating a network slice is also provided.Type: GrantFiled: November 10, 2016Date of Patent: September 29, 2020Assignee: HUAWEI TECHNOLOGIES CO., LTD.Inventor: Sophie Vrzic
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Patent number: 10778779Abstract: Embodiments provide for session continuity while a mobile device moves. In some embodiments the UE is served by a serving cluster including a plurality of ANs with redundant links, with each redundant link including a UPGW. This allows a session to be maintained (for example, the UE can maintain the same IP address) as it moves, even though the ANs (and the corresponding UPGWs may change as the UE moves). A session manager (SM) can be utilized to establish a session and configure UPGWs as needed. In some embodiments a branching point can be utilized. In some embodiments the SM configures the branching point.Type: GrantFiled: June 13, 2017Date of Patent: September 15, 2020Assignee: HUAWEI TECHNOLOGIES CO., LTD.Inventors: Sophie Vrzic, Jaya Rao
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Patent number: 10750410Abstract: Methods and systems in which a UE can establish and maintain a data connection to a plurality of Radio Access Nodes for the creation of redundant data links is disclosed. Methods of implementing packet duplication as well as methods of determining when to activate or deactivate packet duplication are also disclosed.Type: GrantFiled: September 28, 2017Date of Patent: August 18, 2020Assignee: HUAWEI TECHNOLOGIES CO., LTD.Inventors: Sophie Vrzic, Jaya Rao
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Patent number: 10743279Abstract: Implementations of a registration procedure are described. The registration procedure includes a Access and Mobility Function (AMF) selection procedure and a Session Management Function (SMF) selection procedure. The AMF receives a Non-Access Stratum (NAS) registration request pertaining a User Equipment (UE). At least partially in response to the registration request: the AMF registers the UE on the network; and establishes a Protocol Data Unit (PDU) session for the UE. The AMF transmits a registration response to the UE. An access node of the network receives a Radio Resource Control (RRC) registration request from a User Equipment (UE). At least partially in response to the registration request: The access node selects an AMF, and forwards a corresponding Non-Access Stratum (NAS) registration request to the selected AMF. The NAS registration request includes PDU session request information pertaining to the UE.Type: GrantFiled: August 26, 2019Date of Patent: August 11, 2020Assignee: HUAWEI TECHNOLOGIES CO., LTD.Inventors: Sophie Vrzic, Jaya Rao
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Publication number: 20200252161Abstract: A method for transmitting data in a multiple-input-multiple-output space-time coded communication using a mapping table mapping a plurality of symbols defining the communication to respective antennae from amongst a plurality of transmission antennae and to at least one other transmission resource. The mapping table may comprise Alamouti-coded primary segments and may also comprise secondary segments, comprising primary segments. The primary segments in the secondary segments may be defined in accordance to an Alamouti based code pattern applied at the segment level to define a segment-level Alamouti based code.Type: ApplicationFiled: February 7, 2020Publication date: August 6, 2020Inventors: Robert Novak, Hosein Nikopourdeilami, Mo-Han Fong, Sophie Vrzic
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Patent number: 10727989Abstract: Various methods and systems are provided for allocating time-frequency resources for downlink (DL) and uplink (UL) communications between base stations and mobile stations. Different forms of resource allocation messages including combinations of bitmaps and bitfields provide additional information about the resources and/or how they are assigned. In some implementations the resource allocation messages enable reduced overhead, which may ultimately improve transmission rates and/or the quality of transmissions.Type: GrantFiled: October 11, 2018Date of Patent: July 28, 2020Assignee: Apple Inc.Inventors: Robert Novak, Mo-Han Fong, Hang Zhang, Sophie Vrzic
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Patent number: 10721733Abstract: A method and system are provided having an uplink control structure and a pilot signal having minimal signal overhead for providing channel estimation and data demodulation in a wireless communication network. The uplink control structures enable mobile terminals to communicate with corresponding base stations to perform various functions including obtaining initial system access, submitting a bandwidth request, triggering a continuation of negotiated service, or providing a proposed allocation re-configuration header. A dedicated random access channel is provided to communicatively couple the base station and the mobile terminal so that the mobile terminal can select a random access signaling identification. A resource request is received at the base station to uplink resource information from the mobile terminal and an initial access information request is received from the mobile terminal to configure the base station connection.Type: GrantFiled: April 23, 2019Date of Patent: July 21, 2020Assignee: Apple Inc.Inventors: Sophie Vrzic, Jun Yuan, Mo-Han Fong, Robert Novak, Dong-Sheng Yu, Jianglei Ma
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Patent number: 10721362Abstract: A method and system for providing Customer Service Management (CSM) a communication network, such as a 5G wireless communication network. The communication network provides at least one service involving one or more terminals serviced by the communication network. A CSM function is defined which is based upon said at least one service and customized to said at least one service, to provide service-customized CSM. CSM may provide service-based charging/billing, service-based context management, service-customized QoE control, service-customized network topology.Type: GrantFiled: December 19, 2018Date of Patent: July 21, 2020Assignee: HUAWEI TECHNOLOGIES CO., LTD.Inventors: Nimal Gamini Senarath, Hang Zhang, Sophie Vrzic