Patents Assigned to Cisco Technology, Inc.
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Publication number: 20260323540Abstract: Maximum transmit power and expanded bandwidth capability parameters indication for dynamic bandwidth expansion (DBE) and, specifically, transmit power indication and Modulation and Coding Scheme (MCS) and Number of Spatial Streams (NSS) parameters indication for DBE may be provided. An AP transmits beacon frames for a basic service set (BSS) operating at a first bandwidth (BW), the beacon frames including one or more transmit power envelope (TPE) elements providing maximum transmit power information for operation over the first BW. The AP transmits a DBE announcement indicating a BW expansion for the BSS to operate at an expanded DBE BW greater than the first BW. The DBE announcement comprises one or more DBE TPE elements providing maximum transmit power information for operation over the expanded DBE BW.Type: ApplicationFiled: April 10, 2026Publication date: October 15, 2026Applicant: Cisco Technology, Inc.Inventors: Binita Gupta, Brian D. Hart, Malcolm Muir Smith
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Publication number: 20260319909Abstract: A method of computing a workload performed by a group of related spans within a microservices-based application executing in a distributed computing environment comprises aggregating a plurality of ingested spans associated with one or more applications executing in the distributed computing environment into a plurality of traces. The method also comprises retrieving a set of traces from the plurality of traces in response to a query and tracking an execution time of each respective group of related spans in the set of traces, wherein the tracking an execution time is performed for a plurality of groups. Further, the method comprises tracking a cumulative execution time for the plurality of groups and computing a workload ratio associated with each respective group of related spans using an execution time associated with a respective group and the cumulative execution time for the plurality of groups.Type: ApplicationFiled: June 26, 2026Publication date: October 15, 2026Applicant: Cisco Technology, Inc.Inventors: Mayank Agarwal, Steven Flanders, Steven Karis, Justin Smith, Chengyu Yang
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Publication number: 20260323290Abstract: Pre-Association Security Negotiation (PASN) between Access Points (APs) for Multi-AP Coordination (MAPC) be provided. A first AP of a MAPC Coordination Group (MAPC GC) may signal a support for an AP to AP (AP2AP) PASN. The first AP may perform PASN message exchange with a second AP of the MAPC for an AP2AP authentication with the second AP. The first AP may encrypt MAPC frames being exchanged between the first AP and the second AP using a key generated from the PASN exchange.Type: ApplicationFiled: February 18, 2026Publication date: October 15, 2026Applicant: Cisco Technology, Inc.Inventors: Binita Gupta, Brian D. Hart, Malcolm Muir Smith
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Publication number: 20260322530Abstract: In various implementations, a device obtains Ethernet-transmitted data. The device provides the Ethernet-transmitted data to a decoder. The device identifies, using the decoder, an uncorrectable codeword in the Ethernet-transmitted data. The device marks, using the decoder, all blocks in the Ethernet-transmitted data associated with the uncorrectable codeword and two or more subsequent blocks in the Ethernet-transmitted data as erroneous.Type: ApplicationFiled: August 14, 2025Publication date: October 15, 2026Applicant: Cisco Technology, Inc.Inventors: Adee Ofir Ran, Benson Menacherry Sunny, Liron Sheffer Spitzer
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Publication number: 20260323288Abstract: Pre-Association Security Negotiation (PASN) between Access Points (APs) for Multi-AP Coordination (MAPC) be provided. A first AP of a MAPC Coordination Group (MAPC GC) may signal a support for an AP to AP (AP2AP) PASN. The first AP may perform PASN message exchange with a second AP of the MAPC for an AP2AP authentication with the second AP. The first AP may encrypt MAPC frames being exchanged between the first AP and the second AP using a key generated from the PASN exchange.Type: ApplicationFiled: July 25, 2025Publication date: October 15, 2026Applicant: Cisco Technology, Inc.Inventors: Binita Gupta, Brian D. Hart, Malcolm Muir Smith
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Patent number: 12761973Abstract: Techniques for memory access management in a distributed computing system are described herein. In some aspects, the techniques described herein relate to a method for memory access management in a distributed computing system, where the method includes: receiving a first request to execute a first operation using a distributed architecture and in a uniform memory access (UMA) mode, wherein the distributed architecture comprises a first processor, a first memory that is local to the first processor, and a second memory that is remote to the first processor; subsequent to receiving the first request and a first delay period, transmitting first data associated with the first operation to the first processor, wherein the first data is stored in the first memory; and subsequent to receiving the first request, transmitting second data associated with the first operation to the first processor, wherein the second data is stored in the second memory.Type: GrantFiled: June 26, 2023Date of Patent: October 13, 2026Assignee: Cisco Technology, Inc.Inventors: Yang Sun, Bruce Chen, Davy Gu, Alvin Li, Bo Liu
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Patent number: 12761370Abstract: Global Navigation Satellite System (GNSS) interference detection may be provided. A satellite tracking table for a first Access Point (AP) may be created. The satellite tracking table may include a listing of a plurality of satellites of a Global Navigation Satellite System (GNSS) available for the first AP and expected satellite parameters for each of the plurality of satellites. A derived satellite parameter may be determined from a received GNSS signal. The derived satellite parameter may be compared with an corresponding expected satellite parameter. The corresponding expected satellite parameter may be determined from the satellite tracking table. An interference event may be determined when the derived satellite parameter differs from the corresponding expected satellite parameter by at least a predetermined amount.Type: GrantFiled: April 17, 2023Date of Patent: October 13, 2026Assignee: Cisco Technology, Inc.Inventors: Ashish Sheikh, Ardalan Alizadeh, Peiman Amini, Niloo Bahadori, Matthew Aaron Silverman
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Patent number: 12765380Abstract: An apparatus includes a base, an integrated circuit (IC), a thermal interface material (TIM) disposed on the IC, and a heat sink. The heat sink has a vapor chamber (VC) and a condenser coupled with, and spaced from, the VC. The condenser also has a mounting arm extending outward to a side of the condenser. The apparatus further includes a mounting bracket that couples the condenser with the base. The mounting bracket defines one or more oblong holes to accommodate respective horizontally-oriented fasteners that secure the mounting arm to the mounting bracket in such a way that the condenser is oriented and positioned at a height that enables the VC to be arranged on the TIM in a neutral position. A method of assembling such an apparatus is also disclosed.Type: GrantFiled: November 7, 2023Date of Patent: October 13, 2026Assignee: Cisco Technology, Inc.Inventors: Gary K. Chan, Umeshbabu Nandanan, Phillip S. Ting, Mandy H. Lam
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Patent number: 12762087Abstract: In one implementation, a device receives an input query from a requester. The device uses a multimodal large language model to generate an output based on the input query. The device identifies one or more files by performing a search of an information retrieval index based on the input query. The device provides, to the requester, a response to the input query that is based on the output of the multimodal large language model and on the one or more files.Type: GrantFiled: January 27, 2025Date of Patent: October 13, 2026Assignee: Cisco Technology, Inc.Inventors: Ramin Pishehvar, Mahesh Viswanathan, Ali Payani, Nima Nafisi
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Patent number: 12759423Abstract: In one embodiment, an electric vehicle system includes a power system for charging a battery installed in an electric vehicle and comprising a bi-directional power and data connector for receiving power and data from or transmitting the power and data to an electric vehicle charging device, a communications system comprising a server and configured for receiving power from the power system and receiving data from or transmitting the data to the power system for download or upload at the electric vehicle charging device, and an authentication module for authenticating the electric vehicle charging device. A method is also disclosed herein.Type: GrantFiled: June 16, 2023Date of Patent: October 13, 2026Assignee: CISCO TECHNOLOGY, INC.Inventors: Joel Richard Goergen, Kameron Rose Hurst, Sean Ceballos-McGee, Anant Thakar, Robert Gregory Twiss, Ronald Lee Shaffer, II, Jared Pendleton, Chad M. Jones
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Patent number: 12761375Abstract: Devices, systems, methods, and processes for accurately determining a location of a device are described herein. The device may receive Global Navigation Satellite System (GNSS) data from two satellites in two time periods. The device can determine two pseudo range differences corresponding to the two satellites. The device may further determine two contours based on the two pseudo range differences. An overlap between the two contours may be utilized by the device to determine the location. The device can also determine the location of the device based on a contour and an estimated location. The device may utilize a Global Positioning System (GPS) database, an Access Points (AP) database, or one or more servers to retrieve the estimated location. The device can further configure an operating frequency and an output power based on the location in real-time.Type: GrantFiled: September 13, 2023Date of Patent: October 13, 2026Assignee: Cisco Technology, Inc.Inventors: Jerome Henry, Peiman Amini, Ardalan Alizadeh, Niloo Bahadori
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Patent number: 12764056Abstract: Techniques for extended network configuration conversion and reconfiguration are described. A network controller proceeds through a set of extended network nodes in an extended network and reconfigures ports in at the various nodes from a first configuration to a second configuration while preventing network traffic looping and maintaining data and management traffic connection to the nodes during the reconfiguration.Type: GrantFiled: January 12, 2024Date of Patent: October 13, 2026Assignee: Cisco Technology, Inc.Inventors: Shashank Vinchurkar, Sanjay K. Hooda, Chiragkumar P. Desai
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Patent number: 12764069Abstract: Disclosed is technology that allows a user to configure different load balance hash functions for each port channel to perform more custom-designed load balancing for that port channel. For example, some port channels may benefit from flow-based load balancing, whereas others may benefit from Virtual Local Area Network (VLAN) based load balancing, or load balancing based on an inner source media access control address (MAC address) and destination MAC address, or other methods. The present technology therefore allows a user to configure a port channel with a specific hash function that causes load balancing of the network traffic in a manner specific to that port channel.Type: GrantFiled: July 8, 2024Date of Patent: October 13, 2026Assignee: Cisco Technology, Inc.Inventors: Amulya Kundur, Avinash Shah, Pritam Baruah, Arul Murugan Manickam
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Patent number: 12764094Abstract: A system and method are provided that use metadata encoded in a data flow to determine security actions to perform at a policy-enforcement point based on the security-chain context for the data flow that is provided by metadata (e.g., the security-chain context can include which security operations have been performed upstream on which data packets). The policy-enforcement point receives the data flow and the metadata, including attestations of the security operations that have previously (e.g., upstream) been applied to the data flow. Based on the attested to security operations, the policy-enforcement point selects what security actions to apply next to the data flow, e.g., additional security operations to apply, allow the data flow into a workload or trust zone, drop the workload, perform dynamic load balancing.Type: GrantFiled: July 22, 2024Date of Patent: October 13, 2026Assignee: Cisco Technology, Inc.Inventors: Vincent Parla, Kyle Andrew Donald Mestery, Stephen Craig Connors, Jr.
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Patent number: 12762439Abstract: In one embodiment, a device makes an inference about an event indicated by sensor data from a plurality of sources by applying a semantic reasoning engine to the sensor data. The device receives a selected semantic compression level from a user interface. The device selects a subset of the sensor data based on the inference and on the selected semantic compression level. The device exports the subset of the sensor data and the inference made by the semantic reasoning engine about the event.Type: GrantFiled: August 23, 2021Date of Patent: October 13, 2026Assignee: Cisco Technology, Inc.Inventors: Hugo Latapie, Ozkan Kilic, Adam James Lawrence, Gaowen Liu
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Patent number: 12764166Abstract: Techniques for expressing, communicating, de-conflicting, and enforcing consistent access policies between an IBN architecture and a Cloud-Native architecture. Generally, network administrators and/or users of a Cloud-Native architecture and an IBN architecture express access policies independently for the two different domains or architectures. According to the techniques described herein, a Network Service Endpoint (NSE) of the Cloud-Native architecture may exchange access policies with a network device of the IBN architecture. After exchanging access policies, conflicts between the sets of access policies may be identified, such as differences between allowing or denying communications between microservices and/or applications. The conflicts may be de-conflicted using various types of heuristics or rules, such as always selecting an access policy of the IBN architecture when conflicts arise.Type: GrantFiled: February 3, 2025Date of Patent: October 13, 2026Assignee: Cisco Technology, Inc.Inventors: Thomas Szigeti, David John Zacks, Walter Hulick, Shannon K. McFarland
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Patent number: 12764592Abstract: Devices, networks, systems, methods, and processes for detecting and mapping Low Latency, Low Loss, and Scalable throughput (LAS) traffic are described herein. A device may determine that a data flow is LAS. The device can determine an initial Quality of Service (QoS) value associated with the data flow. The device may determine one or more network policies associated with one or more QoS levels. The device can determine a QoS ceiling value associated with a highest QoS level of the one or more QoS levels. The device may mark the data flow with the QoS ceiling value if the initial QoS value is lower than the QoS ceiling value, thereby mapping the data flow to the highest QoS level. The device can also maintain the initial QoS value if the initial QoS value is greater than the QoS ceiling value, as an exception to the one or more network policies.Type: GrantFiled: March 4, 2024Date of Patent: October 13, 2026Assignee: Cisco Technology, Inc.Inventors: Jerome Henry, Binita Gupta, Juan Carlos Zuniga
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Patent number: 12764619Abstract: Roaming optimization, and particularly transmitting directional neighbor reports to optimize roaming may be provided. For roaming optimization, it is first determined that a client is going to roam to a new Access Point (AP). In response to determining the client is going to roam to a new AP, an estimated path of the client is determined. One or more candidate APs are determined based at least in part on the estimated path, and probabilities of roaming to the one or more candidate APs is determined based at least in part on the estimated path. A directional neighbor report including a list of the one or more candidate APs and the probabilities is generated and transmitted to the client.Type: GrantFiled: March 8, 2024Date of Patent: October 13, 2026Assignee: Cisco Technology, Inc.Inventors: Federico Lovison, Sukrit Dasgupta
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Patent number: 12764694Abstract: Provided herein are techniques to facilitate network slice service continuity in a mobile network environment. In one example, a method may include for a registration request involving a user equipment (UE), obtaining, by an Access and Mobility Management Function (AMF), subscription information identifying primary network slices backup network slices to which the UE is subscribed in which each of the primary network slices and the backup network slices are active network slices capable of actively handling sessions for multiple UEs. The method may further include determining whether there is registration capacity for the UE with each of the network slices with which the UE is allowed registration. Based on the determining that there is registration capacity for registration of the UE, the AMF can transmit a registration response to the UE that indicating registration with the first primary network slice and the first backup network slice is accepted.Type: GrantFiled: October 19, 2023Date of Patent: October 13, 2026Assignee: CISCO TECHNOLOGY, INC.Inventors: Ravi Shekhar, Dishant Mukesh Parikh, Vimal Srivastava
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Patent number: 12762228Abstract: Method, system, and/or computer readable medium for simulating attacks on a device including: obtaining one or more attack behaviors from a threat intelligence source; generating an attack using one or more of the attack behaviors and a destination test device; transmitting the generated attack through a data interface to the destination test device; pulling detection data from the destination test device through a management interface; and generating a report that identifies any security gaps in the destination test device.Type: GrantFiled: December 7, 2023Date of Patent: October 13, 2026Assignee: Cisco Technology, Inc.Inventors: Madem Ramanjaneya Devi, Bindiya Vasudevan Syamala, Datthathreya Seetharama