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公开(公告)号:US20250113291A1
公开(公告)日:2025-04-03
申请号:US18832055
申请日:2023-01-27
Applicant: INTERDIGITAL PATENT HOLDINGS, INC.
Inventor: Ulises Olvera-Hernandez , Michael Starsinic , Anuj Sethi , Saad Ahmad , Samir Ferdi
Abstract: In an embodiment, a wireless transmit receive unit (WTRU) includes a processor configured to receive configuration information that includes information related to S-NSSAI support for each visited public land mobile network (VPLMN) of a plurality of VPLMNs, to receive a message indicating that an S-NSSAI is not available on a current VPLMN, and to send a request message including an indication that the S-NSSAI is not available in the current VPLMN, the request message being one of a deregistration message and a registration request message based on the configuration information.
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公开(公告)号:US20240381283A1
公开(公告)日:2024-11-14
申请号:US18780419
申请日:2024-07-22
Applicant: InterDigital Patent Holdings, Inc.
Inventor: Anuj Sethi , Michael Starsinic , Saad Ahmad , Ulises Olvera-Hernandez
Abstract: The device may be a multi-universal subscriber identity module (MUSIM) device. The device may send a first registration request to a first network, for example, to enable an unavailability period feature with the second network. The registration request may indicate a first unavailability duration. The device may determine that an unavailability event is triggered. The device may determine that the device will be unavailable for a period of time. The device may receive a first registration response, for example, a first registration accept message. The first registration response may indicate a first registration duration. The device may determine a second unavailability duration. The device may send a second registration request to a second network, for example, indicate the second unavailability duration. The device may receive a second registration response. The second registration response may be a second registration accept message. The second registration response may indicate a second registration duration.
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公开(公告)号:US20240389051A1
公开(公告)日:2024-11-21
申请号:US18288339
申请日:2022-04-29
Applicant: InterDigital Patent Holdings, Inc.
Inventor: Tezcan Cogalan , Anuj Sethi , Alain Mourad , Saad Ahmad , Ulises Olvera-Hernandez
Abstract: Procedures, methods, architectures, apparatuses, systems, devices, and computer program products for managing net-work reselection for a high number of users. A Wireless Transmit/Receive Unit, WTRU, generates a registration request indicating that the WTRU has been temporarily connected to a hosting network and that the WTRU requests re-registration to a home network of the WTRU, sends the registration request intended for the home network, receives from the home network a hosting network-specific congestion-related registration reject message including a hosting network specific back-off time value, waits for time corresponding to the back-off time value has elapsed, and sends a further registration request to the home network. The back-off time value is determined by the home network from a number of WRTUs susceptible to attempt re-registration and a capacity of the home network to handle simultaneous registration requests.
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公开(公告)号:US20250168638A1
公开(公告)日:2025-05-22
申请号:US18833692
申请日:2023-01-27
Applicant: INTERDIGITAL PATENT HOLDINGS, INC.
Inventor: Xiaoyan Shi , Taimoor Abbas , Anuj Sethi , Debashish Purkayastha
Abstract: Methods, devices, and systems for personal internet of things (PIN) networking are provided. A wireless transmit/receive unit (WTRU) is described having circuitry for: sending a PIN policy request indicating a PIN manager capability to a core network (CN); receiving a PIN policy from the CN indicating authorized PIN types; sending a PIN connectivity policy indicating a PIN gateway (GW) capability of the WTRU; receiving PIN connectivity policy information that indicates traffic forwarding parameters, a data network name (DNN), and slice information from the CN; receiving a PIN connectivity establishment request from a PIN element; establishing a connection with the CN based on the DNN and the slice information; and forwarding data between the CN and the PIN element, via the connection, based on the traffic forwarding parameters.
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公开(公告)号:US20250031169A1
公开(公告)日:2025-01-23
申请号:US18713126
申请日:2023-01-27
Applicant: InterDigital Patent Holdings, Inc.
Inventor: Anuj Sethi , Guanzhou Wang
Abstract: The wireless transmit/receive unit (WTRU) may comprise a processor and memory. The WTRU may be configured to send a registration request to a hosting network. The registration request may indicate at least one local service. The WTRU may receive a list of equivalent hosting networks for the at least one local service and a common tracking area identity (TAI) list for the list of equivalent hosting networks for the at least one local service. The WTRU may reselect between cells corresponding to equivalent hosting networks from the list of equivalent hosting networks without performing location updates based on the cells being associated with the common tracking area identity list. The WTRU may receive a registration accept message. The registration accept message may comprise the list of equivalent hosting networks for the at least one local service and the common tracking area identity list for the list of equivalent hosting networks for the at least one local service.
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公开(公告)号:US20250016041A1
公开(公告)日:2025-01-09
申请号:US18706959
申请日:2022-11-04
Applicant: InterDigital Patent Holdings, Inc.
Inventor: Guanzhou Wang , Zhibi Wang , Anuj Sethi , Tezcan Cogalan , Saad Ahmad
IPC: H04L41/0659 , H04L41/0816 , H04W24/04
Abstract: Systems, methods, and instrumentalities are disclosed for service provisioning and providing access to a PALS hosting network. In examples, a WTRU may send a first message to a first network node if a configuration failure event is detected, wherein the first network node is associated with a first network, wherein the configuration failure event is associated with a second network, and wherein the first message indicates an update request for a network configuration for a local service. The WTRU may receive a second message from the first network node, wherein the second message indicates a response to the update request, indicates an updated network configuration, and indicates a slice identifier associated with the second network The WTRU may receive a third message from the first network node, wherein the third message indicates policy information associated with the local service. The WTRU may send a fourth message to a second network node, wherein the second network node is associated with the second network, wherein the fourth message is based on the policy information and the updated network configuration, and wherein the fourth message indicates a registration request associated with the slice identifier.
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公开(公告)号:US20240381240A1
公开(公告)日:2024-11-14
申请号:US18783768
申请日:2024-07-25
Applicant: InterDigital Patent Holdings, Inc.
Inventor: Michael Starsinic , Samir Ferdi , Saad Ahmad , Ulises Olvera-Hernandez , Anuj Sethi
Abstract: Procedures, methods, architectures, apparatuses, systems, devices, and computer program products for a wireless transmit/receive unit (WTRU) to determine slice availability in tracking areas (TAs) of a registration area (RA). In a representative example, the WTRU may use determined slice availability to detect changes in slice availability among different TAs. For example, the WTRU may move from a first TA of a RA where access to a first slice is unavailable to a second TA of the RA where access to the first slice is available. The WTRU may receive information during a registration procedure in the first TA that indicates the first slice is available in less than all TAs of the RA. Upon moving to the second TA, the WTRU may (e.g., again) perform a registration procedure in the second TA of the RA in order to access the first slice in the second TA.
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公开(公告)号:US20240357536A1
公开(公告)日:2024-10-24
申请号:US18757730
申请日:2024-06-28
Applicant: InterDigital Patent Holdings, Inc.
Inventor: Anuj Sethi , Michael Starsinic , Saad Ahmad , Ulises Olvera-Hernandez
CPC classification number: H04W60/04 , H04W28/0289
Abstract: A device (e.g., a WTRU, network device, such as a device comprising an access and mobility function (AMF)) may perform one or more of the following actions. The device may send a registration request via non-access stratus signaling. The registration request may include a first duration. The device may receive a registration accept message. The registration accept message may indicate whether the device is to inform the network entity when the WTRU is available. The device may determine that an unavailability event has ended. The WTRU may determine whether to inform the network entity that the WTRU is available. The device may send a registration update request, for example, based on a determination that the unavailability event has ended and a determination that the WTRU is to inform the network entity when the WTRU is available. The registration update request may indicate that the WTRU is available.
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公开(公告)号:US12302239B2
公开(公告)日:2025-05-13
申请号:US18782780
申请日:2024-07-24
Applicant: InterDigital Patent Holdings, Inc.
Inventor: Guanzhou Wang , Tezcan Cogalan , Alain Mourad , Atle Monrad , Saad Ahmad , Ulises Olvera-Hernandez , Anuj Sethi
Abstract: A method implemented in a Wireless Transmit/Receive Unit, WTRU, for selecting a local network for the WTRU to join includes storing steering of roaming, SoR, information for a plurality of local service hosting networks, wherein the SoR information includes an indication of a priority order in a list of network identifiers, switching to an access mode for network searching, searching for a local service hosting network to join from among the plurality of local service hosting networks, and selecting a local service hosting network to join based on the indication of the priority order in the list of network identifiers. The method may further include updating the SoR information during any one or more of a periodic procedure or a mobility registration procedure.
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公开(公告)号:US12273844B2
公开(公告)日:2025-04-08
申请号:US18780419
申请日:2024-07-22
Applicant: InterDigital Patent Holdings, Inc.
Inventor: Anuj Sethi , Michael Starsinic , Saad Ahmad , Ulises Olvera-Hernandez
Abstract: The device may be a multi-universal subscriber identity module (MUSIM) device. The device may send a first registration request to a first network, for example, to enable an unavailability period feature with the second network. The registration request may indicate a first unavailability duration. The device may determine that an unavailability event is triggered. The device may determine that the device will be unavailable for a period of time. The device may receive a first registration response, for example, a first registration accept message. The first registration response may indicate a first registration duration. The device may determine a second unavailability duration. The device may send a second registration request to a second network, for example, indicate the second unavailability duration. The device may receive a second registration response. The second registration response may be a second registration accept message. The second registration response may indicate a second registration duration.
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