Patents by Inventor Saad Ahmad
Saad Ahmad 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: 11968734Abstract: Method and apparatus for providing information to a network are disclosed. An eNodeB (eNB) may receive pattern information relating to connection state management behavior of a wireless transmit/receive unit (WTRU). The eNB may receive this information over S1 signaling when a connection is established. The eNB may determine a time factor for connection state management, wherein the time factor may be based on the received information. The determine time factor may be used to adjust connection states of the WTRU.Type: GrantFiled: March 11, 2021Date of Patent: April 23, 2024Assignee: InterDigital Patent Holdings, Inc.Inventors: Ghyslain Pelletier, Ulises Olvera-Hernandez, Mahmoud Watfa, Saad Ahmad
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Publication number: 20240129968Abstract: The disclosure pertains to methods and apparatus for supporting multiple application IDs on a single unicast link using Layer-3 Relay. Methods and apparatus for operation by a wireless transmit/receive unit (WTRU) are provided. In an embodiment, a method may include any of receiving a first request message to establish a direct communication with a peer WTRU, the request message including an indication of first user information of the peer WTRU, associated with a first application and/or a first application identity; transmitting, to the peer WTRU, information indicating a first Internet Protocol (IP) address; receiving a second request message to associate a second application with the direct communication; transmitting a second response message including a second IP address; and communicating, with the peer WTRU using the direct communication, data related to the first application using the first IP address and data related to the second application using the second IP address.Type: ApplicationFiled: February 15, 2022Publication date: April 18, 2024Inventors: Michelle Perras, Alec Brusilovsky, Samir Ferdi, Saad Ahmad
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Publication number: 20240121582Abstract: A system and apparatus are disclosed herein for vehicle to everything (V2X) wireless communication. A V2X wireless transmit/receive unit (WTRU) may receive a vehicle to everything (V2X) message including configuration information and a road side unit (RSU) address. The WTRU may then transmit a message to the RSU according to the configuration information including multimedia broadcast multicast services (MBMS) data. The configuration information may include a MBMS service descriptor. One or more of the V2X messages may include priority information, WTRU type information, or both.Type: ApplicationFiled: December 15, 2023Publication date: April 11, 2024Applicant: INTERDIGITAL PATENT HOLDINGS, INC.Inventors: Saad Ahmad, Mahmoud Watfa
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Patent number: 11956319Abstract: A wireless transmit/receive unit (WTRU) may establish one or more protocol data unit (PDU) sessions via a radio access network (RAN) node. The WTRU may transition to an inactive state. The WTRU may send a connection resume message to a RAN node that indicates a request to resume the established plurality of PDU sessions via the RAN node. The WTRU may receive a message from the RAN node. For example, the RAN node may send a message indicating a subset of the plurality of PDU sessions that are available upon resuming a connection with the RAN node. The WTRU may deactivate at least one established PDU session of the plurality of PDU sessions based on the received message from the RAN node that indicates at least one established PDU session not being included in the subset of the plurality of PDU sessions that are available.Type: GrantFiled: April 20, 2022Date of Patent: April 9, 2024Assignee: InterDigital Patent Holdings, Inc.Inventors: Xiaoyan Shi, Guanzhou Wang, Saad Ahmad
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Methods, Apparatus, and Systems for Power Status Reporting and Power Optimized Service Configuration
Publication number: 20240114465Abstract: A wireless transmit/receive unit (WTRU) may receive a power reporting policy from a network node. The power reporting policy may include one or more triggers associated with sending a power status report. The WTRU may determine that a trigger of the one or more triggers associated with sending the power status report has been satisfied. The WTRU may send the power status report to the network node in accordance with the power reporting policy. The power status report may include power status information associated with the WTRU and/or an indication that indicates the determined trigger to send the power status report.Type: ApplicationFiled: September 29, 2023Publication date: April 4, 2024Applicant: InterDigital Patent Holdings, Inc.Inventors: Achref Methenni, Michael Starsinic, Rocco Di Girolamo, Xavier De Foy, Magurawalage Chathura Madhusanka Sarathchandra, Renan Krishna, Jaya Rao, Patrice Hirtzlin, Saad Ahmad, Michelle Perras, Samir Ferdi, Loic Fontaine -
Patent number: 11950198Abstract: A WTRU may initiate access for a PDU session over multiple access networks. The WTRU may register with two or more access networks. For example, the WTRU may register with a 3GPP access network (e.g., LTE Advanced) and a non-3GPP access network (e.g., Wi-Fi). The WTRU may determine to request a multi-access PDU session for a (e.g., at least one) PDU session. A multi-access PDU session may correspond to a PDU session where the WTRU communicates one or more PDUs associated with the PDU session over the 3GPP access network and one or more PDUs associated with the PDU session over the non-3GPP access network. The WTRU may receive a confirmation message indicating that a multi-access PDU session has been established. The WTRU may send uplink data over the 3GPP access network and the non-3GPP access network, e.g., in accordance with the established multi-access PDU session.Type: GrantFiled: August 10, 2018Date of Patent: April 2, 2024Assignee: InterDigital Patent Holdings, Inc.Inventors: Guanzhou Wang, Saad Ahmad, Khalid Anwar, Behrouz Aghili, Ulises Olvera-Hernandez, Mahmoud Watfa
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Publication number: 20240098608Abstract: A method performed by a network node for storing a context for at least one unmanned aerial system includes receiving a notification including information indicative of an identifier of an unmanned aerial system and of a change of serving anchor node for the unmanned aerial system corresponding to the identifier from a first anchor node to a second anchor node. The stored context is updated for the unmanned aerial system where the stored context includes a serving anchor node for the unmanned aerial system to indicate the second anchor node as the serving anchor node.Type: ApplicationFiled: February 11, 2022Publication date: March 21, 2024Inventors: Guanzhou Wang, Samir Ferdi, Saad Ahmad
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Patent number: 11937317Abstract: A method and apparatus for multiple radio access technology (multi-RAT) access mode operation for a wireless transmit/receive unit (WTRU) are disclosed. A WTRU and a network may enable a multi-RAT access mode of operation based on at least one of WTRU subscription, a service agreement of the WTRU, a roaming status of the WTRU, a selected access point name (APN), an Internet protocol (IP) flow class, a subscriber profile identity for the WTRU, requested quality of service, or a proximity indication indicating proximity to a cell supporting multi-RAT access mode. The WTRU may send a capability indication of support of multi-RAT access to a network, wherein the multi-RAT access mode is enabled based on the capability indication. A partial handover of bearers may be performed. In performing the handover, the target cell is determined based on a priority rule.Type: GrantFiled: February 1, 2022Date of Patent: March 19, 2024Assignee: InterDigital Patent Holdings, Inc.Inventors: Pascal Adjakple, Ulises Olvera-Hernandez, Peter S. Wang, Kai Liu, Saad Ahmad
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Publication number: 20240089817Abstract: Systems, methods, and instrumentalities are disclosed for enforcing limited mobility in a mobile network. For example, a wireless transmit/receive unit (WTRU) may receive (e.g., receive from a network) a mapping of physical cell identifications (PCIs) to area identifications (AIDs). The WTRU may determine a first PCI associated with a first neighbor cell. The WTRU may determine, based on the first PCI and the PCIs to AIDs mapping, whether the WTRU is allowed to access the first neighbor cell. The WTRU may perform cell selection or reselection with the first neighbor cell as a cell selection or reselection candidate. The WTRU may perform cell selection or reselection based on the WTRU determining that the WTRU is allowed to access the first neighbor cell. The WTRU may determine that the WTRU is allowed to access the first neighbor cell based on the first PCI and the PCIs to AIDs mapping.Type: ApplicationFiled: November 21, 2023Publication date: March 14, 2024Applicant: InterDigital Patent Holdings, Inc.Inventors: Guanzhou Wang, Saad Ahmad
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Patent number: 11930433Abstract: Methods, devices, and systems for changing a layer 2 (L2) identifier (ID) during an ongoing vehicle-to-everything (V2X) session between a source wireless transmit/receive unit (WTRU) and a peer WTRU include communicating between the source and a peer WTRUs based on an existing layer 2 (L2) identifier (ID). On a condition that a trigger event occurs, the source WTRU generates a new source L2 ID, communicates the new source L2 ID to the peer WTRU, receives from the peer WTRU a message that responds to the new source L2 ID, and communicates between the source WTRU and the peer WTRU based on the new source L2 ID.Type: GrantFiled: March 7, 2023Date of Patent: March 12, 2024Assignee: InterDigial Patent Holdings, Inc.Inventors: Michelle Perras, Khalid Anwar, Saad Ahmad, Alec Brusilovsky, Samir Ferdi
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Publication number: 20240080791Abstract: Methods, apparatus and systems are disclosed. In one embodiment, a method, implemented by a Wireless Transmit/Receive Unit (WTRU) registered to a first network, includes receiving, from the first network, information indicating a value to be used during a registration to a second network; and determining, based on at least the indicated value, at least a first start time and a second start time from which to perform the registration to the second network. The method further includes initiating the registration to the second network after the first start time; and on condition that the registration is not completed within a defined period after the first start time: (1) halting the registration to the second network, and (2) initiating a second registration or re-registration of the WTRU to the second network after the second start time.Type: ApplicationFiled: January 12, 2022Publication date: March 7, 2024Inventors: Behrouz AGHILI, Samir FERDI, Alec BRUSILOVSKY, Saad AHMAD
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Publication number: 20240073687Abstract: Embodiments include methods and apparatuses for providing access to a network slice in a communication system. In an embodiment, a network server that implements a Control Plane (CP) Network Function (NF) may receive a Non-Access Stratum (NAS) message from a wireless transmit and receive unit (WTRU). The NAS message comprises a Mobility Management (MM) message for registration and a Session Management (SM) messages for a specific service provided by the network slice. After selecting the network slice, the network server may transmit the SM message to another CP NF in the network slice to establish a communication link between the WTRU and the network slice.Type: ApplicationFiled: November 7, 2023Publication date: February 29, 2024Applicant: InterDigital Patent Holdings, Inc.Inventors: Mahmoud Watfa, Behrouz Aghili, Saad Ahmad, Ulises Olvera-Hernandez
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Patent number: 11903075Abstract: A wireless transmit/receive unit (WTRU) may receive from a network resource allocation information for device to device (D2D) communication. The WTRU may select, from the received resource allocation information for a transmission time interval (TTI), resources for a D2D channel. The WTRU may transmit, with use of the selected resources, data directly to another WTRU.Type: GrantFiled: May 12, 2020Date of Patent: February 13, 2024Assignee: InterDigital Patent Holdings, Inc.Inventors: Ravikumar V. Pragada, Saad Ahmad, Balaji Raghothaman, Ulises Olvera-Hernandez, Zhuorong Deng, Pascal M. Adjakple, Gregory S. Sternberg, Guanzhou Wang, Alexander Reznik
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Publication number: 20240049132Abstract: Procedures, mechanisms, methods, and techniques are provided that trigger power saving mode (PSM) functionality in the at least one wireless transmit receive units, group of WTRUs or subset of the group of WTRUs. The trigger may be in response to an application layer request to set one or more predetermined PSM settings, wherein the trigger originates from one or more application servers (APs) directed to a core network by way of an interface such as an SCEF that may be included on a device (e.g., a gateway, computing device, and/or the like) and may be configured for enabling the application server to request enabling and disabling PSM functionality.Type: ApplicationFiled: August 21, 2023Publication date: February 8, 2024Applicant: InterDigital Patent Holdings, Inc.Inventors: Mahmoud Watfa, Guanzhou Wang, Ulises Olvera-Hernandez, Behrouz Aghili, Pascal Adjakple, Dimitrios Karampatsis, Saad Ahmad, Amir Helmy
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Publication number: 20240023048Abstract: Methods, apparatus and systems for managing a connection state of a Wireless Transmit/Receive Unit (WTRU) that is in Mobile Initiated Communication Only (MICO) mode are disclosed. One representative method may include the WTRU obtaining information indicating that the WTRU is to initiate registration prior to sending a Service Request (SR). The representative method may further include the WTRU sending a registration request in accordance with the obtained information and sending a SR after registering with a Network Entity.Type: ApplicationFiled: September 28, 2023Publication date: January 18, 2024Inventors: Guanzhou Wang, Saad Ahmad, Behrouz Aghili, Ulises Olvera-Hernandez
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Patent number: 11877151Abstract: Embodiments include methods and apparatuses for providing access to a network slice in a communication system. In an embodiment, a network server that implements a Control Plane (CP) Network Function (NF) may receive a Non-Access Stratum (NAS) message from a wireless transmit and receive unit (WTRU). The NAS message comprises a Mobility Management (MM) message for registration and a Session Management (SM) messages for a specific service provided by the network slice. After selecting the network slice, the network server may transmit the SM message to another CP NF in the network slice to establish a communication link between the WTRU and the network slice.Type: GrantFiled: April 28, 2022Date of Patent: January 16, 2024Assignee: InterDigital Patent Holdings, Inc.Inventors: Mahmoud Watfa, Behrouz Aghili, Saad Ahmad, Ulises Olvera-Hernandez
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Patent number: 11856495Abstract: Systems, methods, and instrumentalities are disclosed for priority handling for ProSe Communications. A relay wireless transmit/receive unit (WTRU) may act as a relay between the network and the remote WTRU. The relay WTRU may receive a temporary mobile group identity (TMGI) request message from a remote WTRU. The TMGI request message may include a TMGI, a ProSe per packet priority level associated with the TMGI, etc. The relay WTRU may receive an evolved multimedia broadcast multicast service (eMBMS) data packet from a network. The eMBMS may be associated with the TMGI. The relay WTRU may apply the received ProSe per packet priority level associated with the TMGI to the received eMBMS data packet. The relay WTRU may relay the eMBMS data packet to the remote WTRU based on the ProSe per packet priority level. The relay WTRU may forward the eMBMS data packet to the remote WTRU via a PC5 interface.Type: GrantFiled: December 16, 2022Date of Patent: December 26, 2023Assignee: InterDigital Patent Holdings, Inc.Inventors: Mahmoud Watfa, Guanzhou Wang, Saad Ahmad, Amir Helmy, Ulises Olvera-Hernandez
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Patent number: 11855892Abstract: A system and apparatus for addressing the different types of mobility of a wireless transmit/receive unit (WTRU) in a network. A radio access network (RAN) may send a request for configuration information to a gateway device including a device ID of a WTRU, a service ID, and a RAN address. Once the RAN receives configuration information from the gateway device including a forwarding table, the RAN may be prepared to receive non-IP data from a WTRU including a routing tag. The routing tag may be based on the device ID of a WTRU and service ID. The RAN may transmit the non-IP data received from the WTRU to the gateway device over a routing path based on the routing tag and a forwarding table where the non-IP data is forwarded on to its detention, such as another WTRU or an Application Server.Type: GrantFiled: March 30, 2017Date of Patent: December 26, 2023Assignee: InterDigital Patent Holdings, Inc.Inventors: Guanzhou Wang, Saad Ahmad, Mahmoud Watfa
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Publication number: 20230413212Abstract: Systems and methods are described herein for a wireless transmit/receive unit (WTRU) activating and/or deactivating user equipment (UE)/WTRU-provided data network (UPDN). The WTRU may advertise availability of UPDN a (e.g., 5G) network. A UPDN software application may be transferred onto and/or installed on a WTRU to implement a UPDN. A WTRU may be authenticated and/or authorized to a host for a given UPDN instance, UPDN installation and/or update may be configured if an authentication fails because a UPDN software application is not up-to-date and/or not installed. A WTRU may provide information to a service provider for installing UPDN and/or update UPDN software. Control connectivity and/or path selection for UPDN may be configured by one or more WTRU route selection policy (URSP) rules. A UPDN profile and/or UPDN subscription profile may be configured in a system (e.g., 5G system (5GS)). UPDN may be provisioned in a (e.g., 5G) network.Type: ApplicationFiled: October 22, 2021Publication date: December 21, 2023Applicant: InterDigital Patent Holdings, Inc.Inventors: Xavier De Foy, Ulises Olvera-Hernandez, Saad Ahmad, Shamim Rahman
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Publication number: 20230413049Abstract: A method implemented in a wireless transmit/receive unit (WTRU) of provisioning the WTRU for communication in a temporary local network includes transmitting, to an onboarding network, information regarding a capability of the WTRU to communicate with the temporary local network. Configuration information for temporary local network provisioning is received from the onboarding network. A message identifying a provisioning configuration for use by the WTRU with the temporary local network is received from the onboarding network, using the received configuration information. A message is sent to the temporary local network using the provisioning configuration.Type: ApplicationFiled: November 2, 2021Publication date: December 21, 2023Inventors: Guanzhou Wang, Saad Ahmad, Alec Brusilovsky, Ulises Olvera-Hernandez, Xiaoyan Shi