Patents by Inventor Salvatore Valenza
Salvatore Valenza 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: 12143880Abstract: In one embodiment, a mobile system scans wireless channels for any upcoming access points using a dedicated monitor radio of the mobile system. The mobile system identifies a particular wireless channel in use by an upcoming access point. The mobile system notifies a second radio of the mobile system of the particular wireless channel. The mobile system performs a handoff between a current access point and the upcoming access point in part by switching the second radio of the mobile system to the particular wireless channel of the upcoming access point.Type: GrantFiled: September 23, 2021Date of Patent: November 12, 2024Assignee: Cisco Technology, Inc.Inventors: Alessandro Erta, Luca Bisti, Domenico Ficara, Kasi Nalamalapu, Salvatore Valenza, Vincent Cuissard, Sudhir Kumar Jain, Loris Gazzarrini, Arun Khanna, Stefano Ferrari, Pascal Thubert
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Publication number: 20240345200Abstract: A method includes determining a 2D DEM for a physical environment, determining a viewshed for an access point in the physical environment using the DEM, and identifying, at the end terminal, at least one obstacle that is visible from the access point. For each point in space within the physical environment that is on a same side of the at least one obstacle as the access point: a respective first RSSI is determined, the respective first RSSI being associated with a direct LOS ray from the access point to a point in the space. A respective second RSSI for each of the at least one obstacle is determined to yield at least one second RSSI. A respective RF power based on the respective first RSSI and the at least one second RSSI is also determined, the respective RF power being used for generating a 3D heatmap for the physical environment.Type: ApplicationFiled: April 13, 2023Publication date: October 17, 2024Inventors: Samer M. Salam, Matt Silverman, Taha Hajar, Salvatore Valenza, Evgeny Yankevich
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Publication number: 20240349116Abstract: In one embodiment, an intermediate device in a backhaul mesh for a wireless network receives a registration from an access point of the wireless network in communication with a mobile system. The intermediate device receives a packet that is multicast by a gateway into the backhaul mesh and destined for the mobile system. The intermediate device makes, based on the registration, a determination that the packet should be sent to the access point. The intermediate device sends the packet to the access point for transmittal to the mobile system.Type: ApplicationFiled: April 11, 2023Publication date: October 17, 2024Inventors: Alessandro Erta, Loris Gazzarrini, Salvatore Valenza, Pascal Thubert, Luca Bisti, Domenico Ficara
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Publication number: 20240334197Abstract: Wireless planning for reduced power consumption may be provided. Characteristics of a space may be received, wherein the characteristics include a representation of the space. A model of the space may be generated using the representation of the space. Next, a coverage requirement and a power saving requirement may be determined for the space. An initial wireless plan may be generated including one or more APs positioned in the model of the space. The initial wireless plan may be adjusted based on the coverage requirement and the power saving requirement to generate a final wireless plan.Type: ApplicationFiled: March 31, 2023Publication date: October 3, 2024Applicant: Cisco Technology, Inc.Inventors: Taha HAJAR, Samer M. SALAM, Amine CHOUKIR, Salvatore VALENZA
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Patent number: 12041461Abstract: The present technology is directed to visualizing a Wi-Fi signal propagation in 3-D at various heights and locations. The present technology can calculate a radio frequency (RF) propagation pattern for a Wi-Fi access point (AP) based on a RF propagation model for the Wi-Fi AP and overlay the RF propagation pattern for the Wi-Fi AP over a visualization of the building plan to present a 3-D visualization of the RF propagation pattern of the 3-D space. In particular, the present technology can project a plurality of ray-paths in various directions in a 3-D space originated from the Wi-Fi AP and determine whether the ray-paths interface with objects defined in the building plan. The present technology can segment the respective ray-path into contiguous segments of substantially uniform mediums for each ray-path that interface with the objects and determine a RF signal strength at points along the contiguous segments of the ray-paths.Type: GrantFiled: September 22, 2021Date of Patent: July 16, 2024Assignee: Cisco Technology, Inc.Inventors: Salvatore Valenza, Samer Salam, Taha Hajar, Nikodin Ristanovic, Arun G. Khanna, Min Se Kim, Matthew Aaron Silverman, James Florwick
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Patent number: 11962461Abstract: A system and a method to dynamically reprovision network devices may include a first network device configured to reprovision a second network device in accordance with a specific location of the second network device in a predefined area. The first network device may be configured to sense the second device at the specific location in the predefined area, identify reprovisioning parameters associated with the specific location, and provide the reprovisioning parameters to the second network device. In turn, the second network device may be configured to perform one or more roles associated with the specific location in the predefined area based at least in part upon information in the reprovisioning parameters.Type: GrantFiled: July 24, 2023Date of Patent: April 16, 2024Assignee: CISCO TECHNOLOGY, INC.Inventors: Domenico Ficara, Amine Choukir, Salvatore Valenza, Vincent Cuissard
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Publication number: 20240073766Abstract: In one embodiment, a device sends data traffic to a gateway of a backhaul mesh network via a first wireless access point of the backhaul mesh network. The device maintains, while associated with the first wireless access point, an association with a second wireless access point of the backhaul mesh network by sending a frame to the first wireless access point that is relayed by the first wireless access point to the second wireless access point. The device makes a determination that additional data traffic should be sent to the gateway of the backhaul mesh network via the second wireless access point. The device sends, based on the determination, the additional data traffic to the gateway of the backhaul mesh network via the second wireless access point.Type: ApplicationFiled: August 31, 2022Publication date: February 29, 2024Inventors: Pascal Thubert, Domenico FICARA, Amine CHOUKIR, Alessandro ERTA, Salvatore VALENZA, Sudhir Kumar JAIN, Vincent CUISSARD, Kasi NALAMALAPU
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Publication number: 20240073810Abstract: In one embodiment, a device identifies a plurality of paths in a wireless backhaul network between a gateway and a plurality of access points that provide wireless connectivity to a mobile system. The device determines a movement of the mobile system. The device determines, based on the movement of the mobile system, that a particular path in the plurality of paths is not needed to provide wireless connectivity to the mobile system. The device causes one or more networking nodes along the particular path to enter into a power saving mode.Type: ApplicationFiled: August 31, 2022Publication date: February 29, 2024Inventors: Domenico FICARA, Pascal THUBERT, Amine CHOUKIR, Alessandro ERTA, Vincent CUISSARD, Salvatore VALENZA, Stefano FERRARI, Kasi NALAMALAPU, Loris GAZZARRINI, Arun KHANNA
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Publication number: 20240022919Abstract: The present technology is directed to providing a 3-D visualization of a Wi-Fi signal propagation pattern based on telemetry data. The present technology can receive telemetry data for a Wi-Fi access point located at a location of a building plan in a Wi-Fi visualization system, store the telemetry data with a timestamp, determine a change in a Wi-Fi coverage for the Wi-Fi access point based on the telemetry data, and present a visualization illustrating the change in the Wi-Fi coverage for the Wi-Fi access point. The present technology can further present an animation of the change in the Wi-Fi coverage for the Wi-Fi access point based on the stored telemetry data.Type: ApplicationFiled: September 18, 2023Publication date: January 18, 2024Inventors: Salvatore Valenza, Samer Salam, Taha Hajar, Nikodin Ristanovic, Arun G. Khanna, Matthew Aaron Silverman
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Publication number: 20240014913Abstract: The present technology is directed to visualizing a Wi-Fi access point (AP) signal propagation pattern through multiple floors. The present technology can execute a Wi-Fi signal propagation model corresponding to a first AP on a first floor of a building plan and a second AP on a second floor of the building plan. The Wi-Fi signal propagation model calculates a Wi-Fi signal propagation pattern for a plurality of APs including the first AP and the second AP. The present technology can further present a visualization of the Wi-Fi signal propagation pattern for the plurality of APs, wherein the Wi-Fi signal propagation pattern for the first AP on the first floor of the building plan projects onto the second floor of the building plan.Type: ApplicationFiled: September 25, 2023Publication date: January 11, 2024Inventors: Salvatore Valenza, Samer Salam, Taha Hajar, Nikodin Ristanovic, Arun G. Khanna, Matthew Aaron Silverman, James Florwick
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Publication number: 20230396968Abstract: In one embodiment, a mobile node in a wireless network determines a physical location of the mobile node. The mobile node obtains telemetry data. The mobile node makes a comparison between the physical location of the mobile node and a location-based telemetry reporting policy. The mobile node sends, based on the comparison, the telemetry data via the wireless network.Type: ApplicationFiled: June 3, 2022Publication date: December 7, 2023Inventors: Domenico FICARA, Pascal THUBERT, Amine CHOUKIR, Alessandro ERTA, Salvatore VALENZA, Vincent CUISSARD, Loris GAZZARRINI
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Publication number: 20230361891Abstract: The present disclosure is directed to 3-D visualization of wireless signal propagation representing wireless signal strength and interference in 3-D space. The present technology can identify a plurality of access points (APs) in the 3-D space, determine a wireless signal strength for each of the plurality of APs, and determine an interference with the wireless signal strength of each of the plurality of APs, wherein the interference is caused by a neighboring AP of the plurality of APs in the 3-D space. The present technology can further present a 3-D visualization of a wireless signal propagation pattern representing the wireless signal strength from each of the plurality of APs in the 3-D space and the interference from the neighboring AP.Type: ApplicationFiled: July 18, 2023Publication date: November 9, 2023Inventors: Stefano Ferrari, Salvatore Valenza, Samer Salam, Taha Hajar, Nikodin Ristanovic, Arun G. Khanna
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Patent number: 11799514Abstract: In one embodiment, a device identifies a path of travel of a mobile system. The device subdivides the path of travel into a plurality of zones. The device generates time-slotted channel hopping schedules for the plurality of zones, each time-slotted channel hopping schedule having an associated zone among the plurality of zones. The device causes the mobile system to communicate wirelessly with networking infrastructure located along the path of travel, in accordance with a particular one of the time-slotted channel hopping schedules while the mobile system is located in its associated zone.Type: GrantFiled: October 18, 2021Date of Patent: October 24, 2023Assignee: Cisco Technology, Inc.Inventors: Alessandro Erta, Luca Bisti, Domenico Ficara, Kasi Nalamalapu, Salvatore Valenza, Vincent Cuissard, Sudhir Kumar Jain, Loris Gazzarrini, Arun Khanna, Stefano Ferrari, Pascal Thubert
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Patent number: 11785477Abstract: The present technology is directed to providing a 3-D visualization of a Wi-Fi signal propagation pattern based on telemetry data. The present technology can receive telemetry data for a Wi-Fi access point located at a location of a building plan in a Wi-Fi visualization system, store the telemetry data with a timestamp, determine a change in a Wi-Fi coverage for the Wi-Fi access point based on the telemetry data, and present a visualization illustrating the change in the Wi-Fi coverage for the Wi-Fi access point. The present technology can further present an animation of the change in the Wi-Fi coverage for the Wi-Fi access point based on the stored telemetry data.Type: GrantFiled: August 23, 2021Date of Patent: October 10, 2023Assignee: Cisco Technology, Inc.Inventors: Salvatore Valenza, Samer Salam, Taha Hajar, Nikodin Ristanovic, Arun G. Khanna, Matthew Aaron Silverman
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Patent number: 11777625Abstract: The present technology is directed to visualizing a Wi-Fi access point (AP) signal propagation pattern through multiple floors. The present technology can execute a Wi-Fi signal propagation model corresponding to a first AP on a first floor of a building plan and a second AP on a second floor of the building plan. The Wi-Fi signal propagation model calculates a Wi-Fi signal propagation pattern for a plurality of APs including the first AP and the second AP. The present technology can further present a visualization of the Wi-Fi signal propagation pattern for the plurality of APs, wherein the Wi-Fi signal propagation pattern for the first AP on the first floor of the building plan projects onto the second floor of the building plan.Type: GrantFiled: September 22, 2021Date of Patent: October 3, 2023Assignee: Cisco Technology, Inc.Inventors: Salvatore Valenza, Samer Salam, Taha Hajar, Nikodin Ristanovic, Arun G. Khanna, Matthew Aaron Silverman, James Florwick
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Patent number: 11742965Abstract: The present disclosure is directed to 3-D visualization of wireless signal propagation representing wireless signal strength and interference in 3-D space. The present technology can identify a plurality of access points (APs) in the 3-D space, determine a wireless signal strength for each of the plurality of APs, and determine an interference with the wireless signal strength of each of the plurality of APs, wherein the interference is caused by a neighboring AP of the plurality of APs in the 3-D space. The present technology can further present a 3-D visualization of a wireless signal propagation pattern representing the wireless signal strength from each of the plurality of APs in the 3-D space and the interference from the neighboring AP.Type: GrantFiled: September 22, 2021Date of Patent: August 29, 2023Assignee: Cisco Technology, Inc.Inventors: Stefano Ferrari, Salvatore Valenza, Samer Salam, Taha Hajar, Nikodin Ristanovic, Arun G. Khanna
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Patent number: 11678250Abstract: In one embodiment, a device identifies a plurality of access points of a wireless network. The device also identifies a plurality of mobile nodes of a mobile system. The device establishes a first label-switched path in the wireless network that comprises a wireless link between a first mobile node in the plurality of mobile nodes and a first access point in the plurality of access points. The device establishes a second label-switched path in the wireless network that comprises a wireless link between a second mobile node of the mobile system and a second access point in the plurality of access points.Type: GrantFiled: April 26, 2021Date of Patent: June 13, 2023Assignee: Cisco Technology, Inc.Inventors: Alessandro Erta, Luca Bisti, Arun Khanna, Sudhir Kumar Jain, Kasi Nalamalapu, Stefano Ferrari, Salvatore Valenza, Domenico Ficara, Vincent Cuissard, Loris Gazzarrini, Rupak Chandra
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Patent number: 11657583Abstract: The present technology includes calculating the 3-D RF propagation pattern in a space for at least one Wi-Fi access point and displaying a visualization of the RF propagation pattern in augmented reality (AR). The augmented reality view of the space can be created by capturing at least one image of the space and displaying at least one image of the space on a display with the visualization of the Wi-Fi access point RF propagation pattern on the display overlaid at least one image of the space. The disclosed technology further can calculate the RF propagation properties and render a visualization of the RF propagation patterns in a 3D space by utilizing hardware on a user device. The AR display is useful in visualizing, in-person aspects of a Wi-Fi network and coverage, and can be used in troubleshooting, maintenance, and simulations of equipment variations.Type: GrantFiled: August 8, 2022Date of Patent: May 23, 2023Assignee: Cisco Technology, Inc.Inventors: Salvatore Valenza, Taha Hajar, Samer Salam, Mathieu Bastien Monney
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Publication number: 20230122311Abstract: In one embodiment, a device identifies a path of travel of a mobile system. The device subdivides the path of travel into a plurality of zones. The device generates time-slotted channel hopping schedules for the plurality of zones, each time-slotted channel hopping schedule having an associated zone among the plurality of zones. The device causes the mobile system to communicate wirelessly with networking infrastructure located along the path of travel, in accordance with a particular one of the time-slotted channel hopping schedules while the mobile system is located in its associated zone.Type: ApplicationFiled: October 18, 2021Publication date: April 20, 2023Inventors: Alessandro Erta, Luca BISTI, Domenico FICARA, Kasi NALAMALAPU, Salvatore VALENZA, Vincent CUISSARD, Sudhir Kumar JAIN, Loris GAZZARRINI, Arun KHANNA, Stefano FERRARI, Pascal THUBERT
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Publication number: 20230092337Abstract: In one embodiment, a mobile system scans wireless channels for any upcoming access points using a dedicated monitor radio of the mobile system. The mobile system identifies a particular wireless channel in use by an upcoming access point. The mobile system notifies a second radio of the mobile system of the particular wireless channel. The mobile system performs a handoff between a current access point and the upcoming access point in part by switching the second radio of the mobile system to the particular wireless channel of the upcoming access point.Type: ApplicationFiled: September 23, 2021Publication date: March 23, 2023Inventors: Alessandro Erta, Luca Bisti, Domenico Ficara, Kasi Nalamalapu, Salvatore Valenza, Vincent Cuissard, Sudhir Kumar Jain, Loris Gazzarrini, Arun Khanna, Stefano Ferrari, Pascal Thubert