Patents by Inventor Lars Fredrik Proejts
Lars Fredrik Proejts 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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Publication number: 20240313871Abstract: An information handling system may include a processor; a memory; a power management unit (PMU); a wireless interface adapter to communicate via an antenna to a wireless network; an antenna controller to: receive, via a sideband wireless communication link, network telemetry data descriptive of network operating frequency bands and network frequency channels from a remote optimizing information handling system management system for a wireless protocol; receive operating characteristics associated with the operation of the information handling system indicating at least one detuning trigger for a network operating frequency band for a wireless protocol link for the wireless network; execute instructions of an antenna tuning algorithm to determine a tune state of the antenna, and issue instructions to a radio frequency switch including a resistor, inductor, and capacitor (RLC) circuit tuner at the antenna to tune the antenna to transceive data at the network operating frequency band to a target frequency commenType: ApplicationFiled: May 26, 2024Publication date: September 19, 2024Applicant: Dell Products LPInventors: Suresh K. Ramasamy, Lars Fredrik Proejts
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Patent number: 12057897Abstract: An information handling system may include a processor; a memory; a power management unit (PMU); a wireless interface adapter to communicate, via a plurality of transceiving antennas operated by one or more radios, a plurality of operating wireless links, wherein the plurality of transceiving antennas operate in a multiple-in-multiple-out (MIMO) array configuration; an antenna controller to receive data descriptive of network data traffic information, wireless connection states, and signal telemetry data via a sideband wireless communication link from a wireless front end and initiate a dual high band wireless local-area network (WLAN) communication by switching a first transceiving antenna of the plurality of transceiving antennas associated with the cellular front end to be operatively coupled to one or more high band ports at the WLAN front end; and the antenna controller to issue instructions to the cellular front end to adjust a subset of transceiving antennas and to issue instructions to a WLAN front enType: GrantFiled: July 29, 2021Date of Patent: August 6, 2024Assignee: DELL PRODUCTS LPInventors: Lars Fredrik Proejts, Suresh K. Ramasamy
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Publication number: 20240205693Abstract: An information handling system executing an intelligent throughput performance analysis and issue detection system may comprise a network interface device to establish a wireless link with a wireless network and a processor to execute a neural network trained to predict wireless link throughput values based on controlled connectivity testing metrics gathered in a controlled laboratory from tested information handling systems. The processor may gather measured throughput of the wireless link and operational connectivity metrics for the information handling system that describe antenna positional information, antenna adaptation controller parameters, signal strength measurements, and wireless link performance metrics. The neural network may output, based on the gathered operational connectivity metrics a predicted throughput value that differs from the measured throughput by a maximum tolerance.Type: ApplicationFiled: February 26, 2024Publication date: June 20, 2024Applicant: Dell Products LPInventors: Wei-Chia Huang, Chuang-Yueh Chen, YungShun Lin, Alan Eric Sicher, Lars Fredrik Proejts
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Patent number: 11996901Abstract: An information handling system may include a processor; a memory; a power management unit (PMU); a wireless interface adapter to communicate via an antenna to a wireless network; an antenna controller to: receive, via a sideband wireless communication link, network telemetry data descriptive of network operating frequency bands and network frequency channels from a remote optimizing information handling system management system for a wireless protocol; receive operating characteristics associated with the operation of the information handling system indicating at least one detuning trigger for a network operating frequency band for a wireless protocol link for the wireless network; execute instructions of an antenna tuning algorithm to determine a tune state of the antenna, and issue instructions to a radio frequency switch including a resistor, inductor, and capacitor (RLC) circuit tuner at the antenna to tune the antenna to transceive data at the network operating frequency band to a target frequency commenType: GrantFiled: October 8, 2021Date of Patent: May 28, 2024Assignee: DELL PRODUCTS LPInventors: Suresh K. Ramasamy, Lars Fredrik Proejts
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Patent number: 11917422Abstract: An information handling system executing an intelligent throughput performance analysis and issue detection system may comprise a network interface device to establish a wireless link with a wireless network and a processor to execute a neural network trained to predict wireless link throughput values based on controlled connectivity testing metrics gathered in a controlled laboratory from tested information handling systems. The processor may gather measured throughput of the wireless link and operational connectivity metrics for the information handling system that describe antenna positional information, antenna adaptation controller parameters, signal strength measurements, and wireless link performance metrics. The neural network may output, based on the gathered operational connectivity metrics a predicted throughput value that differs from the measured throughput by a maximum tolerance.Type: GrantFiled: December 1, 2021Date of Patent: February 27, 2024Assignee: Dell Products, LPInventors: Wei-Chia Huang, Chuang-Yueh Chen, YungShun Lin, Alan Eric Sicher, Lars Fredrik Proejts
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Patent number: 11832196Abstract: An information handling system includes a wireless local area network (WLAN) radio and a system embedded controller (EC). An antenna controller may determine an antenna type from a group consisting of a passive antenna and an active antenna, map a platform-unique subsystem identifier in accordance with the antenna type, configure a heartbeat message path to the system EC based on the antenna type, and control a WLAN radio transmit power level based on a heartbeat status.Type: GrantFiled: July 14, 2022Date of Patent: November 28, 2023Assignee: Dell Products L.P.Inventors: Suresh Ramasamy, Lars Fredrik Proejts, Ravichandra Rama, Ching Wei Chang
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Patent number: 11832195Abstract: An information handling system includes a wireless local area network (WLAN) radio and a system embedded controller (EC). An antenna controller may determine an antenna type from a group consisting of a passive antenna and an active antenna, map a platform-unique subsystem identifier in accordance with the antenna type, configure a heartbeat message path to the system EC based on the antenna type, and control a WLAN radio transmit power level based on a heartbeat status.Type: GrantFiled: July 13, 2021Date of Patent: November 28, 2023Assignee: Dell Products L.P.Inventors: Suresh Ramasamy, Lars Fredrik Proejts, Ravichandra Rama
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Patent number: 11758482Abstract: A method and information handling system (IHS) for dynamic multiple antenna sensor and wireless power management for multiple radio types and multiple wireless configurations comprise enabling, by an antenna controller (AC), a proximity sensor (P-sensor) connected interrupt to be generated by a P-sensor; upon activation of the P-sensor connected interrupt, determining, at the AC, a reason for the P-sensor connected interrupt; when the reason is a steady-state detection event, calibrating, by the AC, the P-sensor; when the reason is a proximity detection event, storing, by the AC, a radio transmit power lookup table, the radio transmit power lookup table mapping a P-sensor channel, an antenna subsystem physical configuration value, and an IHS physical configuration usage mode value to a radio transmit power level value; and configuring, at a radio, the radio to operate at a radio transmit power level corresponding to the radio transmit power level value.Type: GrantFiled: July 20, 2021Date of Patent: September 12, 2023Assignee: Dell Products L.P.Inventors: Suresh Ramasamy, Ching Wei Chang, Lars Fredrik Proejts, Ravichandra Rama
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Patent number: 11747381Abstract: An information handling system includes a data radio connected to an antenna system, and a proximity sensor connected to a proximity sensor probe. An antenna controller (AC) may determine whether a capacitance measurement coarsely indicates a specific antenna configuration or a coarse fault; and configure, when the capacitance measurement indicates a coarse fault, a data radio to operate at a failsafe radio transmit power level; determine, when the capacitance measurement indicates the specific antenna configuration, whether a detail capacitance measured with respect to the antenna system indicates proper antenna configuration or an out-of-range value; configure, when the detail capacitance indicates proper antenna configuration, the data radio to operate normally; and configure, when the detail capacitance indicates an out-of-range value, the data radio to operated in a mode where a performance parameter of the data radio is particularly monitored.Type: GrantFiled: July 20, 2021Date of Patent: September 5, 2023Assignee: Dell Products L.P.Inventors: Lars Fredrik Proejts, Ravichandra Rama, Suresh Ramasamy
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Patent number: 11678275Abstract: An information handling system includes an antenna controller that may receive, from a platform sensor, platform sensor information as to a physical configuration usage mode, and receive, from a proximity sensor, information as to a part of a body of a user to an antenna. The antenna controller may also obtain a radio transmit power level value corresponding to the platform sensor information and to the proximity sensing information, send the radio transmit power level value to a radio via a serial interface, and reconfigure the antenna in response to the platform sensor information and the proximity sensing information. A radio may adjust a radio transmit power level to an adjusted radio transmit power level based on the radio transmit power level value.Type: GrantFiled: July 24, 2021Date of Patent: June 13, 2023Assignee: Dell Products L.P.Inventors: Suresh Ramasamy, Lars Fredrik Proejts, Ching Wei Chang, Ravichandra Rama
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Publication number: 20230171614Abstract: An information handling system executing an intelligent throughput performance analysis and issue detection system may comprise a network interface device to establish a wireless link with a wireless network and a processor to execute a neural network trained to predict wireless link throughput values based on controlled connectivity testing metrics gathered in a controlled laboratory from tested information handling systems. The processor may gather measured throughput of the wireless link and operational connectivity metrics for the information handling system that describe antenna positional information, antenna adaptation controller parameters, signal strength measurements, and wireless link performance metrics. The neural network may output, based on the gathered operational connectivity metrics a predicted throughput value that differs from the measured throughput by a maximum tolerance.Type: ApplicationFiled: December 1, 2021Publication date: June 1, 2023Applicant: Dell Products, LPInventors: Wei-Chia Huang, Chuang-Yueh Chen, YungShun Lin, Alan Eric Sicher, Lars Fredrik Proejts
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Patent number: 11664864Abstract: An information handling system includes a processor, a memory, and a wireless interface adapter for transceiving wireless communications via radiofrequency (RF) waves, a plurality of antennas operatively coupled to the wireless interface adapter, including a first antenna operatively coupled to a first wireless protocol subsystem, a second antenna operatively coupled to a second wireless protocol subsystem, and a shared antenna, an RF switch configured to operatively switch the shared antenna between the first wireless protocol subsystem and the second wireless protocol subsystem, and an antenna controller operatively coupled to the RF switch to receive status information of the status of the first wireless protocol subsystem to determine assignment of the shared antenna, and to switch the RF switch to operatively couple the shared antenna to the first wireless protocol subsystem when it is determined to be active.Type: GrantFiled: February 28, 2022Date of Patent: May 30, 2023Assignee: Dell Products, LPInventors: Lars Fredrik Proejts, Suresh K. Ramasamy
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Patent number: 11658715Abstract: According to one illustrative, non-limiting embodiment, an IHS may include computer-executable instructions for receiving first and second signal quality measurements from first and second antennas disposed at a first and second locations, respectively, in a housing of an IHS in which the first location is distally separated from the second location. The instructions then select one of the first or second antennas according to the first or second signal quality measurement, and establish a first wireless communication link with a remote device using the selected first or second antennas.Type: GrantFiled: March 1, 2021Date of Patent: May 23, 2023Assignee: Dell Products, L.P.Inventors: Suresh Raam, Lars Fredrik Proejts
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Publication number: 20230110141Abstract: An information handling system may include a processor; a memory; a power management unit (PMU); a wireless interface adapter to communicate via an antenna to a wireless network; an antenna controller to: receive, via a sideband wireless communication link, network telemetry data descriptive of network operating frequency bands and network frequency channels from a remote optimizing information handling system management system for a wireless protocol; receive operating characteristics associated with the operation of the information handling system indicating at least one detuning trigger for a network operating frequency band for a wireless protocol link for the wireless network; execute instructions of an antenna tuning algorithm to determine a tune state of the antenna, and issue instructions to a radio frequency switch including a resistor, inductor, and capacitor (RLC) circuit tuner at the antenna to tune the antenna to transceive data at the network operating frequency band to a target frequency commenType: ApplicationFiled: October 8, 2021Publication date: April 13, 2023Applicant: Dell Products, LPInventors: Suresh K. Ramasamy, Lars Fredrik Proejts
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Patent number: 11601800Abstract: A converged wireless subsystem environment includes a converged wireless front end controller. The converged wireless front end controller includes: a WiFi modem control circuit, the WiFi modem control circuit generating WiFi modem control information for controlling a WiFi modem; a cellular radio control circuit, the cellular radio control circuit generating cellular radio control information for controlling a cellular radio; a WiFi modem sideband interface, the WiFi modem control circuit communicating the WiFi modem control information with the WiFi modem via the WiFi modem sideband interface; and, a cellular radio sideband interface, the cellular radio control circuit communicating the cellular radio control information with the cellular radio via the cellular radio sideband interface.Type: GrantFiled: June 21, 2021Date of Patent: March 7, 2023Assignee: Dell Products L.P.Inventors: Suresh Ramasamy, Lars Fredrik Proejts, Venkata S. Prayaga
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Publication number: 20230032544Abstract: An information handling system may include a processor; a memory; a power management unit (PMU); a wireless interface adapter to communicate, via a plurality of transceiving antennas operated by one or more radios, a plurality of operating wireless links, wherein the plurality of transceiving antennas operate in a multiple-in-multiple-out (MIMO) array configuration; an antenna controller to receive data descriptive of network data traffic information, wireless connection states, and signal telemetry data via a sideband wireless communication link from a wireless front end and initiate a dual high band wireless local-area network (WLAN) communication by switching a first transceiving antenna of the plurality of transceiving antennas associated with the cellular front end to be operatively coupled to one or more high band ports at the WLAN front end; and the antenna controller to issue instructions to the cellular front end to adjust a subset of transceiving antennas and to issue instructions to a WLAN front enType: ApplicationFiled: July 29, 2021Publication date: February 2, 2023Applicant: Dell Products, LPInventors: Lars Fredrik Proejts, Suresh K. Ramasamy
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Publication number: 20230021654Abstract: An information handling system includes an antenna controller that may receive, from a platform sensor, platform sensor information as to a physical configuration usage mode, and receive, from a proximity sensor, information as to a part of a body of a user to an antenna. The antenna controller may also obtain a radio transmit power level value corresponding to the platform sensor information and to the proximity sensing information, send the radio transmit power level value to a radio via a serial interface, and reconfigure the antenna in response to the platform sensor information and the proximity sensing information. A radio may adjust a radio transmit power level to an adjusted radio transmit power level based on the radio transmit power level value.Type: ApplicationFiled: July 24, 2021Publication date: January 26, 2023Inventors: Suresh Ramasamy, Lars Fredrik Proejts, Ching Wei Chang, Ravichandra Rama
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Publication number: 20230025551Abstract: A method and information handling system (IHS) for dynamic multiple antenna sensor and wireless power management for multiple radio types and multiple wireless configurations comprise enabling, by an antenna controller (AC), a proximity sensor (P-sensor) connected interrupt to be generated by a P-sensor; upon activation of the P-sensor connected interrupt, determining, at the AC, a reason for the P-sensor connected interrupt; when the reason is a steady-state detection event, calibrating, by the AC, the P-sensor; when the reason is a proximity detection event, storing, by the AC, a radio transmit power lookup table, the radio transmit power lookup table mapping a P-sensor channel, an antenna subsystem physical configuration value, and an IHS physical configuration usage mode value to a radio transmit power level value; and configuring, at a radio, the radio to operate at a radio transmit power level corresponding to the radio transmit power level value.Type: ApplicationFiled: July 20, 2021Publication date: January 26, 2023Inventors: Suresh Ramasamy, Ching Wei Chang, Lars Fredrik Proejts, Ravichandra Rama
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Publication number: 20230022822Abstract: An information handling system includes a data radio connected to an antenna system, and a proximity sensor connected to a proximity sensor probe. An antenna controller (AC) may determine whether a capacitance measurement coarsely indicates a specific antenna configuration or a coarse fault; and configure, when the capacitance measurement indicates a coarse fault, a data radio to operate at a failsafe radio transmit power level; determine, when the capacitance measurement indicates the specific antenna configuration, whether a detail capacitance measured with respect to the antenna system indicates proper antenna configuration or an out-of-range value; configure, when the detail capacitance indicates proper antenna configuration, the data radio to operate normally; and configure, when the detail capacitance indicates an out-of-range value, the data radio to operated in a mode where a performance parameter of the data radio is particularly monitored.Type: ApplicationFiled: July 20, 2021Publication date: January 26, 2023Inventors: Lars Fredrik Proejts, Ravichandra Rama, Suresh Ramasamy
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Publication number: 20230017005Abstract: An information handling system includes a wireless local area network (WLAN) radio and a system embedded controller (EC). An antenna controller may determine an antenna type from a group consisting of a passive antenna and an active antenna, map a platform-unique subsystem identifier in accordance with the antenna type, configure a heartbeat message path to the system EC based on the antenna type, and control a WLAN radio transmit power level based on a heartbeat status.Type: ApplicationFiled: July 14, 2022Publication date: January 19, 2023Inventors: Suresh Ramasamy, Lars Fredrik Proejts, Ravichandra Rama, Ching Wei Chang