Patents Assigned to BlackBerry Limited
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Patent number: 11979509Abstract: A method at a network element, the method including receiving at least one message at the network element, the at least one message being one or both of: an update status information message from an updates server; and an anomaly detection status information message from anomaly detection server; determining, based on the receiving the at least one message, a dynamic cybersecurity posture indication for an intelligent transportation system entity; and providing the dynamic cybersecurity posture indication for the intelligent transportation system entity to an Enrolment Authority, wherein the dynamic cybersecurity posture indication can be included in a certificate relating to the intelligent transportation system entity.Type: GrantFiled: July 18, 2022Date of Patent: May 7, 2024Assignee: BlackBerry LimitedInventors: Nicholas James Russell, Stephen John Barrett, Michaela Vanderveen
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Patent number: 11972025Abstract: Methods and systems for detecting a privacy violation in an image file. A policy to be used by a master imaging application is obtained and a file system is monitored for a digital image modified by a monitored imaging application. It is then determined that the digital image file includes at least some content in violation of a defined setting for the master imaging application and, based on the determination that the digital image file includes at least some content in violation of the defined setting for the master imaging application, taking an action.Type: GrantFiled: March 21, 2023Date of Patent: April 30, 2024Assignee: BlackBerry LimitedInventors: Neil Patrick Adams, Robert Joseph Lombardi
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Patent number: 11966599Abstract: A method at a computing device for data management between a publisher and at least one subscriber, the method including receiving, at a system element, memory requirements from the publisher; creating a memory allocation of a pool of data objects for the publisher based on the received memory requirements; receiving, at the system element, consumption criteria from each of the at least one subscriber; and adjusting the memory allocation of the pool of data objects based on the consumption criteria received from the at least one subscriber.Type: GrantFiled: December 3, 2021Date of Patent: April 23, 2024Assignee: BlackBerry LimitedInventor: Scott Lee Linke
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Patent number: 11968310Abstract: A method at a network element for securely sharing services across domains, the method including receiving a request at the network element to add a first domain and an edge domain to a system; provisioning a public key of the network element to the first domain and the edge domain; receiving a public key of the first domain; populating, in the network element, a table with services provided by the first domain or the edge domain; populating, in the network element, a second table with applications installed at the first domain or edge domain and permissions for services for the applications; and controlling access to the services by the applications.Type: GrantFiled: July 23, 2021Date of Patent: April 23, 2024Assignee: BlackBerry LimitedInventors: Biswaroop Mukherjee, Geordon Thomas Ferguson, Roger Paul Bowman
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Patent number: 11962695Abstract: A method at a first domain for obtaining at least one insight from a second domain, the method including registering an application with an anchor in the first domain; providing, from the anchor to the application, a first message signed by the anchor; sending, from the first domain to a network domain, the signed message; receiving, from the network domain, at least one signed token, each of the at least one signed token being for a synthetic sensor on the second domain, where the synthetic sensor provides an insight; sending a request message to the second domain, the request message requesting the insight and including the at least one token; and receiving the insight from a synthetic sensor associated with the at least one token.Type: GrantFiled: July 23, 2021Date of Patent: April 16, 2024Assignee: BlackBerry LimitedInventors: Biswaroop Mukherjee, Geordon Thomas Ferguson
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Patent number: 11961268Abstract: Methods and devices for encoding a point cloud. More than one frame of reference is identified and a transform defines the relative motion of a second frame of reference to a first frame of reference. The space is segmented into regions and each region is associated with one of the frames of reference. Local motion vectors within a region are expressed relative to the frame of reference associated with that region. Occupancy of the bitstream is entropy encoded based on predictions determined using the location motion vectors and the transform associated with the attached frame of reference.Type: GrantFiled: September 9, 2019Date of Patent: April 16, 2024Assignee: BlackBerry LimitedInventors: Sébastien Lasserre, David Flynn, Gaëlle Christine Martin-Cocher
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Patent number: 11958439Abstract: A method at a vehicle computing device for identifying a driver, the method including receiving a first indicator at the vehicle computing device; obtaining, based on the first indicator, a presumed driver identity; receiving at least one second indicator at the vehicle computing device; and verifying the presumed driver identity using the at least one second indicator.Type: GrantFiled: March 1, 2023Date of Patent: April 16, 2024Assignee: BlackBerry LimitedInventors: Biswaroop Mukherjee, Anish Agrawal
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Patent number: 11956284Abstract: A method for performing initial registration is provided. The method includes receiving a server timeout message, the server timeout message including at least a field set to a value equal to a value received during a first registration. The method further includes initiating restoration procedures by performing an initial registration.Type: GrantFiled: March 28, 2023Date of Patent: April 9, 2024Assignee: BlackBerry LimitedInventors: Jan Hendrik Lucas Bakker, Adrian Buckley, Andrew Michael Allen
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Patent number: 11956370Abstract: A method for verification at a computing device of a signed message received from a first party over a public communications channel, the method including extracting a message digest “a” belonging to a semigroup from the signed message; obtaining a public key [c,e] for the first party, including a fixed value checker “c” and an endpoint “e”, checker “c” and endpoint “e” belonging to the semigroup and the endpoint comprising a multiplication of a private key “b” for the first party and the checker “c”, multiplying the message digest “a” and the endpoint “e” to create an endmatter “ae”; extracting a signature “d” from the signed message, the signature “d” belonging to the semigroup and being a multiplication of message digest “a” and private key “b”; multiplying the signature “d” and the checker “c” to create a signcheck “dc”; and verifying that the endmatter “ae” matches the signcheck “dc”.Type: GrantFiled: June 23, 2021Date of Patent: April 9, 2024Assignee: BlackBerry LimitedInventor: Daniel Richard L. Brown
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Patent number: 11956280Abstract: A method for providing an administration policy to a user device comprising a plurality of applications, the method comprising centrally generating the administration policy to be implemented in the user device, the administration policy comprising at least one of an application administration policy to be used by at least one of the plurality of applications and a client administration policy for the user device; and providing the generated policy to the user device.Type: GrantFiled: March 29, 2021Date of Patent: April 9, 2024Assignee: BlackBerry LimitedInventors: Kenneth Wallis, Bryan Richard Goring, Viera Bibr, Kamen Vitanov, Laura Brindusa Fritsch, Michael Shenfield, Jeffrey Christopher Rogers
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Patent number: 11954203Abstract: Methods and devices for determining whether a mobile device has been compromised. The mobile device has a managed portion of memory and an unmanaged portion of memory, a managed profile and an unmanaged profile, and the managed profile includes files stored in the managed portion of memory and the unmanaged profile includes files stored in the unmanaged portion of memory. The managed profile is governed by a device policy set by a remote administrator. File tree structure information for the unmanaged profile of the mobile device is obtained that details at least a portion of a tree-based structure of folders and files in the unmanaged portion of memory. It is determined from the file tree structure information that the mobile device has been compromised and, based on that determination, an action is taken.Type: GrantFiled: February 1, 2023Date of Patent: April 9, 2024Assignee: BlackBerry LimitedInventors: Chang Fung Yang, Robert Joseph Lombardi, Chi Hing Ng, Johnathan George White
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Publication number: 20240107552Abstract: A method and system to signal transmission layers or dedicated reference signal ports to be used in a multiple input multiple output system, the method including providing a downlink control signal containing information for transmission layers or dedicated reference signal ports utilized, the dedicated reference signal ports being associated with the transmission layers; and using the information to demodulate data on each transmission layer.Type: ApplicationFiled: December 6, 2023Publication date: March 28, 2024Applicant: BlackBerry LimitedInventors: Hua XU, Yongkang JIA, Zhijun CAI, Youn Hyoung HEO, Andrew Mark EARNSHAW, Mo-Han FONG, Sean Michael McBEATH, Robert Mark HARRISON
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Patent number: 11937221Abstract: Methods, devices, and systems for multi-carrier network operation are disclosed. In one embodiment, a method of performing channel scrambling in a multi-carrier network, wherein the multi-carrier network includes a first component carrier (“CC”) and a second CC between a base station and a user equipment (“UE”) comprises receiving a Cell Radio Network Temporary Identifier (“C-RNTI”) and a cell identification (“ID”) for at least one of the first CC and the second CC; and using the RNTI and the cell ID to perform scrambling of information transmitted on at least one of the first CC and the second CC.Type: GrantFiled: October 29, 2020Date of Patent: March 19, 2024Assignee: BlackBerry LimitedInventors: Mo-Han Fong, Sean Michael McBeath, Youn Hyoung Heo, Jun Li, Hua Xu
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Patent number: 11937190Abstract: A method for reporting power headroom-related information for a plurality of aggregated carriers. The method includes reporting in a bitmap the power headroom-related information for a number of the aggregated carriers that is less than or equal to the total number of aggregated carriers, wherein the power headroom-related information is one of a power headroom for at least one of the aggregated carriers and a path loss for at least one of the aggregated carriers.Type: GrantFiled: January 20, 2023Date of Patent: March 19, 2024Assignee: BlackBerry LimitedInventors: Zhijun Cai, Sean McBeath, Youn Hyoung Heo, Andrew Mark Earnshaw, Mo-Han Fong
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Publication number: 20240089806Abstract: A server-implemented method is disclosed. The method includes: receiving a request from an IP Multimedia Subsystem (IMS) network node of an IMS network; and in response to receiving the request, providing NAS registration state information associated with a user equipment (UE) to the IMS network node, the NAS registration state information indicating at least one of fourth-generation (4G) single radio voice call continuity (SRVCC) capability of the UE or fifth-generation (5G) SRVCC capability of the UE that is applicable when using an access network supported by a core network, wherein the server is configured to store separate instances of UE SRVCC capabilities, the separate instances including indications of at least one of 4G UE SRVCC capability or 5G UE SRVCC capability that is applicable when using the access network supported by the core network, and wherein the UE is registered with the IMS network using a session initiation protocol (SIP) via the access network.Type: ApplicationFiled: September 6, 2023Publication date: March 14, 2024Applicant: BlackBerry LimitedInventors: Jan Hendrik Lucas BAKKER, Nicholas James RUSSELL
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Patent number: 11930012Abstract: In one embodiment, a method is provided for customization of a mobile communications device's data session retry mechanism in a wireless packet data service network. The mobile communication device requests activation of a data session with a node via the wireless network and receives a reject message via the wireless network in response to the request for activation of the data session, the reject message including a cause code. If the cause code corresponds to a no-retry behavior of the data session retry mechanism of the mobile communication device, the mobile communications device no longer requesting activation of a data session with the node.Type: GrantFiled: November 8, 2022Date of Patent: March 12, 2024Assignee: BlackBerry LimitedInventors: Jean-Philippe Paul Cormier, Thomas Leonard Trevor Plestid, Ian Simpson, Arun Munje
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Patent number: 11917085Abstract: A method at a computing device within an Intelligent Transportation System, the method comprising: determining, at the computing device, whether a short-term certificate is available to sign a message; if the short-term certificate is available, signing the message with a private key associated with the short-term certificate; if the short-term certificate is not available, signing the message with a private key associated with a long-term certificate; and sending the message to a recipient.Type: GrantFiled: April 21, 2023Date of Patent: February 27, 2024Assignee: BlackBerry LimitedInventors: Stephen John Barrett, John Octavius Goyo, James Randolph Winter Lepp
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Patent number: 11910193Abstract: Methods and systems of segmenting computing devices in a wireless network having an access point broadcasting in a single domain are described. In an exemplary method, a request to join the wireless network is received from a computing device. The request is associated with an identifier. When the identifier is not associated with a virtual network within the wireless network, a virtual network is configured within the wireless network and the identifier is associated thereto and the computing device is assigned thereto. When the identifier is associated with an existing virtual network within the wireless network, the computing device is assigned to the existing virtual network.Type: GrantFiled: August 16, 2022Date of Patent: February 20, 2024Assignee: BlackBerry LimitedInventors: James Randolph Winter Lepp, Stephen McCann, Michael Peter Montemurro
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Patent number: 11910302Abstract: In some examples, in response to determining that a new communication channel is required, a wireless device retrieves information provided from a network node of availability of alternative communication channels for the wireless device. In response to retrieving information that a second communication channel is available for a location within which the wireless device is located, the wireless device removes wireless device specific information and initiates a request to connect to the second communication channel, where the second communication channel is in a frequency range different from a frequency range of the first communication channel.Type: GrantFiled: April 3, 2023Date of Patent: February 20, 2024Assignee: BlackBerry LimitedInventors: Stephen McCann, Michael Peter Montemurro, James Randolph Winter Lepp
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Publication number: 20240056905Abstract: In an access device associated with a first network cell, a method for enabling user equipment (UE) to obtain a service unavailable through the first network cell includes receiving a request for the UE to access the service, and identifying, in a message to the UE, a plurality of second network cells providing the service.Type: ApplicationFiled: October 27, 2023Publication date: February 15, 2024Applicant: BlackBerry LimitedInventors: Richard Charles BURBIDGE, Takashi SUZUKI, David Philip HOLE, Johanna Lisa DWYER, Venkata Ratnakar Rao RAYAVARAPU, Maiyuran WIJAYANATHAN, Stephen McCANN, Andrew Mark EARNSHAW, Chen Ho CHIN