Patents by Inventor Andreas Terzis
Andreas Terzis 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: 12229677Abstract: A method for detecting network anomalies includes receiving a control message from a cellular network and extracting one or more features from the control message. The method also includes predicting a potential label for the control message using a predictive model configured to receive the one or more extracted features from the control message as feature inputs. Here, the predictive model is trained on a set of training control messages where each training control message includes one or more corresponding features and an actual label. The method further includes determining that a probability of the potential label satisfies a confidence threshold. The method also includes analyzing the control message to determine whether the control message corresponds to a respective network performance issue. When the control message impacts network performance, the method includes communicating the network performance issue to a network entity responsible for the network performance issue.Type: GrantFiled: December 28, 2023Date of Patent: February 18, 2025Assignee: GOOGLE LLCInventors: James Peroulas, Poojita Thukral, Dutt Kalapatapu, Andreas Terzis, Krishna Sayana
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Patent number: 11861453Abstract: A method for detecting network anomalies includes receiving a control message from a cellular network and extracting one or more features from the control message. The method also includes predicting a potential label for the control message using a predictive model configured to receive the one or more extracted features from the control message as feature inputs. Here, the predictive model is trained on a set of training control messages where each training control message includes one or more corresponding features and an actual label. The method further includes determining that a probability of the potential label satisfies a confidence threshold. The method also includes analyzing the control message to determine whether the control message corresponds to a respective network performance issue. When the control message impacts network performance, the method includes communicating the network performance issue to a network entity responsible for the network performance issue.Type: GrantFiled: November 2, 2022Date of Patent: January 2, 2024Assignee: GOOGLE LLCInventors: James Peroulas, Poojita Thukral, Dutt Kalapatapu, Andreas Terzis, Krishna Sayana
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Patent number: 11507837Abstract: A method for detecting network anomalies includes receiving a control message from a cellular network and extracting one or more features from the control message. The method also includes predicting a potential label for the control message using a predictive model configured to receive the one or more extracted features from the control message as feature inputs. Here, the predictive model is trained on a set of training control messages where each training control message includes one or more corresponding features and an actual label. The method further includes determining that a probability of the potential label satisfies a confidence threshold. The method also includes analyzing the control message to determine whether the control message corresponds to a respective network performance issue. When the control message impacts network performance, the method includes communicating the network performance issue to a network entity responsible for the network performance issue.Type: GrantFiled: January 8, 2021Date of Patent: November 22, 2022Assignee: Google LLCInventors: James Peroulas, Poojita Thukral, Dutt Kalapatapu, Andreas Terzis, Krishna Sayana
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Publication number: 20210133574Abstract: A method for detecting network anomalies includes receiving a control message from a cellular network and extracting one or more features from the control message. The method also includes predicting a potential label for the control message using a predictive model configured to receive the one or more extracted features from the control message as feature inputs. Here, the predictive model is trained on a set of training control messages where each training control message includes one or more corresponding features and an actual label. The method further includes determining that a probability of the potential label satisfies a confidence threshold. The method also includes analyzing the control message to determine whether the control message corresponds to a respective network performance issue. When the control message impacts network performance, the method includes communicating the network performance issue to a network entity responsible for the network performance issue.Type: ApplicationFiled: January 8, 2021Publication date: May 6, 2021Applicant: Google LLCInventors: James Peroulas, Poojita Thukral, Dutt Kalapatapu, Andreas Terzis, Krishna Sayana
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Patent number: 10891546Abstract: A method for detecting network anomalies includes receiving a control message from a cellular network and extracting one or more features from the control message. The method also includes predicting a potential label for the control message using a predictive model configured to receive the one or more extracted features from the control message as feature inputs. Here, the predictive model is trained on a set of training control messages where each training control message includes one or more corresponding features and an actual label. The method further includes determining that a probability of the potential label satisfies a confidence threshold. The method also includes analyzing the control message to determine whether the control message corresponds to a respective network performance issue. When the control message impacts network performance, the method includes communicating the network performance issue to a network entity responsible for the network performance issue.Type: GrantFiled: April 29, 2019Date of Patent: January 12, 2021Assignee: Google LLCInventors: James Peroulas, Poojita Thukral, Dutt Kalapatapu, Andreas Terzis, Krishna Sayana
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Publication number: 20200342311Abstract: A method for detecting network anomalies includes receiving a control message from a cellular network and extracting one or more features from the control message. The method also includes predicting a potential label for the control message using a predictive model configured to receive the one or more extracted features from the control message as feature inputs. Here, the predictive model is trained on a set of training control messages where each training control message includes one or more corresponding features and an actual label. The method further includes determining that a probability of the potential label satisfies a confidence threshold. The method also includes analyzing the control message to determine whether the control message corresponds to a respective network performance issue. When the control message impacts network performance, the method includes communicating the network performance issue to a network entity responsible for the network performance issue.Type: ApplicationFiled: April 29, 2019Publication date: October 29, 2020Applicant: Google LLCInventors: James Peroulas, Poojita Thukral, Dutt Kalapatapu, Andreas Terzis, Krishna Sayana
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Patent number: 10075877Abstract: A method of data communication rate control is provided. The method includes an application service provider receiving, from a mobile service provider, an indication of a data rate for transmission of data from a server associated with the application service provider to a mobile device. The method also includes transmitting data to the mobile device from the server associated with the application service provider based on the received data rate indication.Type: GrantFiled: June 20, 2014Date of Patent: September 11, 2018Assignee: Google LLCInventors: Andreas Terzis, Ankur Jain, Hao Du, Feng Lu
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Patent number: 9935730Abstract: Systems and methods for using radio layer information to enhance network transport protocols are provided. Channel characteristics are obtained from a radio layer in a mobile device. The channel characteristics indicate the quality of a connection between the mobile device and a base station. Based on the channel characteristics, a bandwidth of the connection between the mobile device and the base station is calculated. A server is instructed to transmit data to the mobile device at the data rate determined based on the determined bandwidth.Type: GrantFiled: May 12, 2014Date of Patent: April 3, 2018Assignee: Google LLCInventors: Andreas Terzis, Ankur Jain, Hao Du, Feng Lu
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Publication number: 20150281317Abstract: Systems and methods are disclosed for requesting media content segments via multiple network connections. In one implementation, a processing device requests, via a first network connection, a sequential transfer of a first media content segment in a first direction. The processing device requests, via a second network connection, a sequential transfer of the first media content segment in a second direction. The processing device requests, based on a determination that the first media content segment has been received, from at least one of the first network connection or the second network connection, a second media content segment.Type: ApplicationFiled: March 11, 2015Publication date: October 1, 2015Inventors: Hao Du, Andreas Terzis, Ankur Jain
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Patent number: 8528047Abstract: A computer-based system provides secure, configurable access to computer network resources. A human-readable language is provided for defining access policy rules. Rules in this language are converted in an automated fashion into filters applied within the various subsystems and components in a multi-layer security system. Network users are authenticated by an access control security system that obtains basic information about that user. Based on the user ID, a set of abstract policies can be retrieved. The retrieved policies are associated with the user and the groups associated with that user. Based on the retrieved rules, a set of rules for multiple layers of the network are generated and applied to those subsystems. Two or more of the subsystems may be placed in series with different types of processing occurring in each of the subsystems, reducing the workload of subsequent subsystems.Type: GrantFiled: August 31, 2010Date of Patent: September 3, 2013Assignee: Citrix Systems, Inc.Inventors: Andreas Terzis, Marco A. Murgia, Ashwin Baskaran
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Publication number: 20110167229Abstract: A computing device including a processor operable to process data at a processing speed and a storage device in communication with the processor operable to retrieve stored data at a data transfer rate, where the data transfer rate matches the processing speed.Type: ApplicationFiled: December 16, 2010Publication date: July 7, 2011Applicant: The Johns Hopkins UniversityInventors: Sandor Szalay, Alainna White, Jan Vandenberg, Hao Howie Huang, Andreas Terzis, Gordon Bell
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Patent number: 7900240Abstract: A computer-based system provides secure, configurable access to computer network resources. A human-readable language is provided for defining access policy rules. Rules in this language are converted in an automated fashion into filters applied within the various subsystems and components in a multi-layer security system. Network users are authenticated by an access control security system that obtains basic information about that user. Based on the user ID, a set of abstract policies can be retrieved. The retrieved policies are associated with the user and the groups associated with that user. Based on the retrieved rules, a set of rules for multiple layers of the network are generated and applied to those subsystems. Two or more of the subsystems may be placed in series with different types of processing occurring in each of the subsystems, reducing the workload of subsequent subsystems.Type: GrantFiled: May 28, 2004Date of Patent: March 1, 2011Assignee: Citrix Systems, Inc.Inventors: Andreas Terzis, Marco A. Murgia, Ashwin Baskaran
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Publication number: 20100325697Abstract: A computer-based system provides secure, configurable access to computer network resources. A human-readable language is provided for defining access policy rules. Rules in this language are converted in an automated fashion into filters applied within the various subsystems and components in a multi-layer security system. Network users are authenticated by an access control security system that obtains basic information about that user. Based on the user ID, a set of abstract policies can be retrieved. The retrieved policies are associated with the user and the groups associated with that user. Based on the retrieved rules, a set of rules for multiple layers of the network are generated and applied to those subsystems. Two or more of the subsystems may be placed in series with different types of processing occurring in each of the subsystems, reducing the workload of subsequent subsystems.Type: ApplicationFiled: August 31, 2010Publication date: December 23, 2010Applicant: CITRIX SYSTEMS, INC.Inventors: Andreas Terzis, Marco A. Murgia, Ashwin Baskaran
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Publication number: 20040243835Abstract: A computer-based system provides secure, configurable access to computer network resources. A human-readable language is provided for defining access policy rules. Rules in this language are converted in an automated fashion into filters applied within the various subsystems and components in a multi-layer security system. Network users are authenticated by an access control security system that obtains basic information about that user. Based on the user ID, a set of abstract policies can be retrieved. The retrieved policies are associated with the user and the groups associated with that user. Based on the retrieved rules, a set of rules for multiple layers of the network are generated and applied to those subsystems. Two or more of the subsystems may be placed in series with different types of processing occurring in each of the subsystems, reducing the workload of subsequent subsystems.Type: ApplicationFiled: May 28, 2004Publication date: December 2, 2004Inventors: Andreas Terzis, Marco A. Murgia, Ashwin Baskaran