Patents Assigned to Hughes Network Systems, LLC
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Patent number: 11722213Abstract: Methods, systems, and apparatus, including computer programs encoded on a computer storage medium, for machine learning models for adjusting communication parameters. In some implementations, data for each device in a set of multiple communication devices is obtained. A machine learning model is trained based on the obtained data. The model can be trained to receive an indication of a geographic location and predict a communication setting capable of providing at least a minimum level of efficiency. After training the machine learning model, an indication of a predicted communication setting for a particular communication device is generated. A determination is then made whether to change a current communication setting for the particular communication device based on the predicted communication setting.Type: GrantFiled: September 3, 2021Date of Patent: August 8, 2023Assignee: Hughes Network Systems, LLCInventors: Amit Arora, Archana Gharpuray, John Kenyon
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Patent number: 11716702Abstract: A system and method for estimating a geolocation The method includes subdividing the camping cell into grid points where each grid point of the grid points has an associated relative offset from a camping beam center; illuminating the camping cell with a camping beam and each of the adjacent cells with adjacent beams; receiving a camping beam signal strength and adjacent beams signal strengths for each grid point of the grid points; profiling, at each grid point of the grid points, ratios of the camping beam signal strength to each one of the adjacent beams signal strengths; mapping the ratios and the associated relative offset of each grid point of the grid points; and estimating a relative geolocation of a User Terminal (UT) from the camping beam center based on a UT camping beam signal strength and UT adjacent beams signal strengths.Type: GrantFiled: August 15, 2022Date of Patent: August 1, 2023Assignee: Hughes Network Systems, LLCInventors: Liping Chen, Lin-Nan Lee
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Patent number: 11711302Abstract: An apparatus, system, and method for balancing traffic loads on beam outroutes that contain both multicast and unicast traffic. An outroute is designated for supplying at least multicast traffic within a beam of a satellite communication system. Terminals interested in receiving the multicast traffic are moved to the designated outroute. Traffic loads on all outroutes within the beam, including the designated outroute, are compared to determine if variations in the traffic loads exceed a predetermined threshold. A load balancing routine is performed to redistribute the traffic loads on all outroutes, while excluding any terminal that is actively receiving the multicast traffic from the load balancing routine.Type: GrantFiled: May 24, 2021Date of Patent: July 25, 2023Assignee: Hughes Network Systems, LLCInventors: Satyajit Roy, George Choquette
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Patent number: 11711137Abstract: A user terminal and a method of using the user terminal disclosed. The method may comprise: storing, at a user terminal (UT), a dataset that comprises a plurality of elements, wherein each of the plurality of elements is associated with a unique predetermined terrestrial location; using the dataset, determining an element (Ek) from among the plurality of elements based on a proximity of the UT to the respective unique, predetermined terrestrial location of the element (Ek); and then determining one of the plurality of satellite beams with which to utilize satellite communication.Type: GrantFiled: December 27, 2019Date of Patent: July 25, 2023Assignee: Hughes Network Systems LLCInventors: Murali Regunathan, David A. Roos
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Patent number: 11711140Abstract: An apparatus and method are disclosed for mitigating pointing errors resulting from satellite antennas. Reports are received from terminals in a beam hopping satellite communication system, and a pointing error associated with a satellite antenna is determined. The best beam for communicating with each terminal is selected based on the pointing error. A beam list containing the instantaneous traffic demand of terminals for each beam in the system is generated. An active beam set is then selected from the beam list for transmitting data during the next hop in the satellite communication system.Type: GrantFiled: December 29, 2020Date of Patent: July 25, 2023Assignee: Hughes Network Systems, LLCInventors: Stan Kay, Udaya Bhaskar
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Patent number: 11705963Abstract: A system and method for managing a transmit power of a terminal includes dividing a spectrum into frequency bins and an inroute layout including inroutes; mapping at least one of the frequency bins with each of the inroute; determining a respective normalized Transmit Power (TP) for each of the frequency bins; calculating a transmission TP based on the respective normalized TP of one or more of the frequency bins mapped to a selected inroute; and transmitting a radio signal with the transmission TP on the selected inroute. A first frequency bin is adjacent a second frequency bin, a respective normalized TP of the first frequency bin compared to a respective normalized TP of the second frequency bin varies no more than a threshold power delta, a count of frequency bins is greater than one and unequal to a count of the inroute layout.Type: GrantFiled: February 18, 2022Date of Patent: July 18, 2023Assignee: Hughes Network Systems, LLCInventors: Murali Regunathan, Shivika Pathania
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Patent number: 11700424Abstract: An apparatus for determining a set of transmit parameters capable of improving and/or optimizing data throughput to a destination device. The apparatus includes an input circuit that receives a signal containing a plurality of data blocks for use by a plurality of devices. At least one of the data blocks is associated with the apparatus and encoded using a first set of transmit parameters. A transmit parameter processor determines a signal to noise ratio value for the received signal and a block error rate value for the at least one data block and at least one other data block encoded using a different set of transmit parameters. A processor generates a request for encoding subsequent data blocks destined to the apparatus using a second set of transmit parameters. A method and system are also disclosed.Type: GrantFiled: December 31, 2019Date of Patent: July 11, 2023Assignee: Hughes Network Systems, LLCInventors: Zengquan Fan, Tayyab Khan
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Patent number: 11699860Abstract: A satellite-communications gateway includes a hub and an antenna configured for satellite communications. The antenna is mounted to the hub and supported by the hub. The antenna includes a plurality of panels forming a parabolic dish. The panels are carbon fiber-reinforce polymer. The parabolic dish has a diameter in a range of 9 to 13 meters.Type: GrantFiled: December 27, 2021Date of Patent: July 11, 2023Assignee: Hughes Network Systems, LLCInventor: Michael Scott
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Patent number: 11700558Abstract: Systems and methods for facilitating handover reduction in satellite systems are disclosed. A system may include a processor and a memory storing instructions, which when executed by the processor, may cause the processor to detect a user terminal that is selected for a handover procedure. The handover procedure may facilitate a switch from a source beam to a target beam. Based on input data, the processor may evaluate an ideal time value pertaining to a pre-defined time instance at which a scheduled handover is to be performed. The scheduled handover may correspond to at least one of a scheduled change in operating frequency within same beam or a scheduled feeder link handover due to a change in gateway communicating with the satellite. Based on the evaluation and the input data, the processor may estimate an optimized time value that pertains to an optimized time instance associated with an expected handover reduction.Type: GrantFiled: December 28, 2021Date of Patent: July 11, 2023Assignee: Hughes Network Systems, LLCInventors: Gautham Bharadwaj, Subramanya Bayar Krishna, Deepak Manohar Arur, Channasandra Ravishankar, Charles A. Barnett
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Patent number: 11700581Abstract: Methods and apparatus are disclosed for uplink power control of a terminal in a satellite communication system. Calibration data that includes output backoff values corresponding to input backoff values for each of a first set of calibration frequencies is initially stored in the terminal. A normalized transmit power for the terminal is determined for multiple transmit frequencies based on the calibration data. Upon receiving an assigned frequency for communicating, the terminal selects one of the normalized transmit power previously determined and begins transmitting.Type: GrantFiled: June 24, 2019Date of Patent: July 11, 2023Assignee: Hughes Network Systems, LLCInventors: Murali Regunathan, George Eapen
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Publication number: 20230216537Abstract: An apparatus and method for hopping across frequencies in a transmission medium. A communication link is established between multiple devices over a communication medium using a default frequency resource. Signaling information is detected for frequency resources available on the communication medium, and values associated with the signaling information are stored within a logging table. The communication link is monitored for errors and a new frequency resource is selected from the logging table to maintain the communication link, if the errors exceed a predetermined threshold.Type: ApplicationFiled: December 30, 2021Publication date: July 6, 2023Applicant: HUGHES NETWORK SYSTEMS, LLCInventors: Emanuel HARRINGTON, Lekha PANNEER SELVAM, Yong Kang YUAN
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Publication number: 20230208552Abstract: Systems and methods for differentiated application of an Adaptive Coding and Modulation (ACM) to enhance link performance in satellite communication systems are disclosed. A system may include a processor and a memory storing instructions, which when executed by the processor, cause the processor to dynamically compute bandwidth capacity of a terminal from a plurality of terminals. Based on the computed bandwidth capacity of the terminal, the processor may automatically determine a ModCod to be applied for transmission to or from the terminal to optimize bit error rate (BER) performance. The to processor may determine the ModCod using an ACM technique. For the plurality of terminals, the processor may dynamically determine aggregate bandwidth availability and congestion within the ACM technique to optimize sharing of available bandwidth.Type: ApplicationFiled: December 28, 2021Publication date: June 29, 2023Applicant: Hughes Network Systems, LLCInventors: George Joseph CHOQUETTE, John Leonard BORDER
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Publication number: 20230209417Abstract: Systems and methods for facilitating handover reduction in satellite systems are disclosed. A system may include a processor and a memory storing instructions, which when executed by the processor, may cause the processor to detect a user terminal that is selected for a handover procedure. The handover procedure may facilitate a switch from a source beam to a target beam. Based on input data, the processor may evaluate an ideal time value pertaining to a pre-defined time instance at which a scheduled handover is to be performed. The scheduled handover may correspond to at least one of a scheduled change in operating frequency within same beam or a scheduled feeder link handover due to a change in gateway communicating with the satellite. Based on the evaluation and the input data, the processor may estimate an optimized time value that pertains to an optimized time instance associated with an expected handover reduction.Type: ApplicationFiled: December 28, 2021Publication date: June 29, 2023Applicant: Hughes Network Systems, LLCInventors: Gautham BHARADWAJ, Subramanya Bayar KRISHNA, Deepak Manohar ARUR, Channasandra RAVISHANKAR, Charles A. BARNETT
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Publication number: 20230208509Abstract: A network device for providing configurable reference frequencies in a satellite communication system is disclosed. The network device may be any of a satellite modem, satellite transceiver, or satellite router. The network device may receive information pertaining to a type of an Outdoor Unit (ODU), determine the type of ODU based on the received information, and provide a plurality of configurable reference frequencies based on the type of the Outdoor Unit (ODU) such that the plurality of configurable reference frequencies may be used with different combinations of low noise block converters (LNBs) and block-up converters (BUCs).Type: ApplicationFiled: December 23, 2021Publication date: June 29, 2023Applicant: Hughes Network Systems, LLCInventors: Yong Kang Yuan, Kevin Wong Tat, Emanuel Harrington
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Patent number: 11689944Abstract: Methods, systems, and apparatus, including computer programs encoded on computer-storage media, for traffic flow classification using machine learning. In some implementations, a communication device includes an anomaly detector comprising a machine learning model trained to predict whether data traffic patterns differ from a set of observed traffic patterns present in a set of training data. The communication device includes a traffic classifier comprising a machine learning model trained to predict a quality of service (QoS) class for network connections or data flows. The communication device is configured to evaluate network connections or data flows using the anomaly detector. The communication device may (i) use the traffic classifier to predict QoS classes for traffic that the anomaly detector predicts to be similar to the observed traffic patterns, and (ii) store data traffic that the anomaly detector predicts to be different from the observed traffic patterns.Type: GrantFiled: December 22, 2020Date of Patent: June 27, 2023Assignee: Hughes Network Systems, LLCInventors: Sriram Vasudevan, Kaustubh Jain, Chi-Jiun Su
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Patent number: 11689281Abstract: Some implementations of the disclosure are directed to a satellite and cellular terminal, comprising: an indoor unit; and an outdoor unit comprising a satellite antenna and an outdoor Radio configured to communicatively couple to the indoor unit, the outdoor Radio comprising: an outdoor cellular antenna configured to communicate over a cellular communications network by transmitting signals generated using at least a cellular modem; and a feed horn configured to communicatively couple to the satellite antenna, wherein the satellite antenna is configured to communicate over a satellite communications network by transmitting signals over an inroute and receiving signals over an outroute.Type: GrantFiled: December 30, 2020Date of Patent: June 27, 2023Assignee: HUGHES NETWORK SYSTEMS, LLCInventor: Emanuel Harrington
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Patent number: 11688921Abstract: A satellite-communications gateway includes a pedestal, a hub movably coupled to the pedestal and supported by the pedestal, an antenna configured for satellite communications, first electronics positioned inside the hub, and second electronics communicatively coupled to the first electronics and positioned inside the pedestal. The antenna is mounted to the hub and supported by the pedestal via the hub. The first electronics is arranged to convert a radio-frequency signal from the antenna to an intermediate-frequency signal and transmit the intermediate-frequency signal to the second electronics. The second electronics is arranged to convert the intermediate-frequency signal to a digital signal.Type: GrantFiled: December 27, 2021Date of Patent: June 27, 2023Assignee: Hughes Network Systems, LLCInventor: Michael Scott
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Patent number: 11689306Abstract: A system comprises a computer having a processor and a memory, the memory storing instructions executable by the processor to identify data to be communicated to a satellite gateway via a satellite, the data including first data and second data, determine to communicate the data to the satellite gateway in a time-division multiplexing (TDM) and time-division multiple access (TDMA) (TDM/TDMA) concurrent transmission mode, and responsive to the determination to communicate the data to the satellite gateway in the TDM/TDMA concurrent transmission mode, transmit the first data to the satellite according to a TDM channel access scheme and transmit the second data to the satellite according to a TDMA channel access scheme that differs from the TDM channel access scheme.Type: GrantFiled: September 22, 2021Date of Patent: June 27, 2023Assignee: Hughes Network Systems, LLCInventors: Suchita Sahu, Bala Subramaniam, Paul LaCasse
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Publication number: 20230198578Abstract: The present teachings disclose a multibeam satellite system and methods that can achieve orthogonality between spatially multiplexed signals in a multi-input multi-output (MIMO) configuration when operating in line-of-sight (LOS) uplink and downlink channels on the feeder link side, using essentially a common spot beam. The teachings maximize a MIMO capacity across multiple frequency bands by disclosing an antenna array geometry for disposition on-board a single satellite and for a ground segment.Type: ApplicationFiled: January 10, 2023Publication date: June 22, 2023Applicant: Hughes Network Systems, LLCInventor: Bassel F BEIDAS
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Publication number: 20230198736Abstract: Systems and methods are provided for enabling reliable signaling in the presence of strong phase noise and frequency offset. To this end, a method is provided comprising receiving, at a receiver, a communication signal, including data, from a transmitter via a communication channel, and jointly tracking and jointly correcting phase noise errors and frequency errors in the communication signal with a joint detector using an iterative feedback correction process between an output decoder of the receiver and the joint detector.Type: ApplicationFiled: December 17, 2021Publication date: June 22, 2023Applicant: Hughes Network Systems, LLCInventor: Rohit Iyer SESHADRI