Patents by Inventor Ramaswamy Subramanian
Ramaswamy Subramanian 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: 20210347833Abstract: Provided herein are monomeric variants of Sandercyanin fluorescent protein (SFP). Also provided herein are methods of making and using fluorescent probes comprising such monomeric variants, where the fluorescent probes have specificity for desired targets.Type: ApplicationFiled: March 29, 2021Publication date: November 11, 2021Inventors: Ramaswamy SUBRAMANIAN, Swagatha GHOSH, Wayne Ford SCHAEFER
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Patent number: 10962528Abstract: Provided herein are monomeric variants of Sandercyanin fluorescent protein (SFP) including those monomeric SFP variants set forth in SEQ ID NO:2-6 and SFP variants with increased brightness. Also provided herein are methods of making and using fluorescent probes comprising such monomeric variants, where the fluorescent probes have specificity for desired targets.Type: GrantFiled: December 20, 2016Date of Patent: March 30, 2021Inventors: Ramaswamy Subramanian, Swagatha Ghosh, Wayne Ford Schaefer
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Publication number: 20190271690Abstract: Provided herein are monomeric variants of Sandercyanin fluorescent protein (SFP) including those monomeric SFP variants set forth in SEQ ID NO:2-6 and SFP variants with increased brightness. Also provided herein are methods of making and using fluorescent probes comprising such monomeric variants, where the fluorescent probes have specificity for desired targets.Type: ApplicationFiled: December 20, 2016Publication date: September 5, 2019Inventors: Ramaswamy SUBRAMANIAN, Swagatha GHOSH, Wayne Ford SCHAEFER
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Patent number: 10021563Abstract: Various exemplary embodiments relate to a method, network node, and non-transitory machine-readable storage medium including one or more of the following: instructions for obtaining, by a session establishment device, a subscriber record associated with a subscriber based on the session establishment device receiving a request message for establishment of a session with respect to a user device, wherein the request message includes a received subscriber identifier associated with the subscriber and a received equipment identifier associated with the user device, and wherein the subscriber record stores a stored subscriber identifier and a stored equipment identifier; instructions for comparing the received equipment identifier to the stored equipment identifier to determine whether the user equipment is associated with the subscriber in the subscriber record; and instructions for conditionally rejecting establishment of the session based on the determination of whether the user equipment is associated with thType: GrantFiled: April 29, 2014Date of Patent: July 10, 2018Assignee: Alcatel LucentInventors: Ramaswamy Subramanian, Tiru K. Sheth
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Patent number: 9684774Abstract: An apparatus, method and machine readable storage medium, for an authentication server such as a RADIUS server, for authenticating a subscriber are disclosed. The method comprises: receiving a request message including a plurality of attributes such as attribute value pairs (AVPs) having respective attribute names and respective attribute values; retrieving an authentication profile object; identifying a plurality of authentication attributes to use for authentication from the authentication profile object; extracting the plurality of authentication attribute values from the message; pre-processing one or more of the extracted attribute values; and authenticating the request message based on the pre-processed extracted attribute values.Type: GrantFiled: May 6, 2014Date of Patent: June 20, 2017Assignee: Alcatel LucentInventors: Shanawaz Shaik, Ramaswamy Subramanian, Tiru Kamar Sheth
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Publication number: 20160374008Abstract: Various exemplary embodiments relate to a method performed by a policy server. The method includes: receiving a request for service, the request including an identification of user equipment; determining a user equipment type (TAC); evaluating a policy rule based on the user equipment type, the policy rule including a condition referencing at least one user equipment type; and responding to the request for service based on evaluation of the policy rule.Type: ApplicationFiled: August 31, 2016Publication date: December 22, 2016Inventors: Tiru K. SHETH, Ramaswamy SUBRAMANIAN
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Patent number: 9509693Abstract: Various exemplary embodiments relate to a method, network node, and non-transitory machine-readable storage medium including one or more of the following: receiving, at an authentication server, a request message including a plurality of attributes having respective attribute names and respective attribute values; retrieving a profile object that identifies a first attribute name; reading a first attribute value from a first attribute of the plurality of attribute values, wherein the first attribute carries the first attribute name; generating a first subscription identifier that carries the first attribute value; identifying a first subscriber profile that stores the first subscription identifier; and authenticating the request message based on the first subscriber profile.Type: GrantFiled: December 19, 2013Date of Patent: November 29, 2016Assignee: Alcatel LucentInventors: Shanawaz Shaik, Ramaswamy Subramanian, Tiru K. Sheth
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Patent number: 9473478Abstract: Various exemplary embodiments relate to a method performed by a policy server in a communication network. The method includes receiving an access request message including a residential gateway identifier and a subscriber identifier; evaluating a policy rule based on the residential gateway identifier, the policy rule including a condition referencing the residential gateway identifier; and responding to the access request message based on evaluation of the policy rule and the subscriber identifier. The method may further include: receiving an IP address of the residential gateway; storing the IP address in association with the residential gateway identifier; receiving, from a service portal, a request for identification of a residential gateway associated with an IP address; sending the stored residential gateway identifier to the portal; receiving new subscriber information; and changing the authorization of the residential gateway based on the new subscriber information.Type: GrantFiled: September 24, 2013Date of Patent: October 18, 2016Assignee: Alcatel LucentInventors: Ramaswamy Subramanian, Tiru K Sheth
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Patent number: 9445259Abstract: Various exemplary embodiments relate to a method performed by a policy server. The method includes: receiving a request for service, the request including an identification of user equipment; determining a user equipment type (TAC); evaluating a policy rule based on the user equipment type, the policy rule including a condition referencing at least one user equipment type; and responding to the request for service based on evaluation of the policy rule.Type: GrantFiled: September 24, 2013Date of Patent: September 13, 2016Assignee: Alcatel LucentInventors: Tiru K. Sheth, Ramaswamy Subramanian
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Patent number: 9383366Abstract: This invention provides methods of making and using a fluorescent probe from the Sandercyanin protein as set forth in SEQ ID NO: 1 or SEQ ID NO: 2. In one embodiment, the invention provides a method of creating a fluorescent probe, comprising the steps of attaching a Sandercyanin moiety to a probe, wherein the probe is specific to a desired target.Type: GrantFiled: March 13, 2014Date of Patent: July 5, 2016Assignee: WiSys Technology Foundation, Inc.Inventors: Wayne Schaefer, Ramaswamy Subramanian, Daniel Ferraro, Chi Li Yu, David Gibson, Swagatha Ghosh, P. Sai Sudha
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Patent number: 9319416Abstract: An apparatus, method and machine readable storage medium, for an authentication server such as a RADIUS server, for authenticating a subscriber are disclosed. The method comprises: receiving at the authentication server, a request message including a plurality of attributes having respective attribute names and respective attribute values; retrieving from a profile storage, an authentication profile object; identifying a plurality of authentication attributes to use for authentication, including a respective associated priority value, from the authentication profile object; extracting attribute values from the request message, corresponding to each authentication attribute; and attempting to authenticate the request message based on each of the extracted attribute value in order of a respective associated priority value until the authentication attempt is successful.Type: GrantFiled: July 3, 2014Date of Patent: April 19, 2016Assignee: Alcatel LucentInventors: Tiru Kumar Sheth, Ramaswamy Subramanian, Shanawaz Shaik
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Patent number: 9247073Abstract: Various exemplary embodiments relate to a method performed by a network node, the method including: calculating a number of accounts allowed for reset (NAAR) in a schedule interval based upon a usage reset scheduler rate (URSR) and a schedule interval (SI); receiving a list of accounts to be reset; determining if a spot in the reset queue is available; and processing an account reset when a spot in the reset queue is available further including: queuing a reset request for the account; and calculating the expected number of resets (ER).Type: GrantFiled: April 11, 2014Date of Patent: January 26, 2016Assignee: Alcatel LucentInventor: Ramaswamy Subramanian
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Publication number: 20160006746Abstract: An apparatus, method and machine readable storage medium, for an authentication server such as a RADIUS server, for authenticating a subscriber are disclosed. The method comprises: receiving at the authentication server, a request message including a plurality of attributes having respective attribute names and respective attribute values; retrieving from a profile storage, an authentication profile object; identifying a plurality of authentication attributes to use for authentication, including a respective associated priority value, from the authentication profile object; extracting attribute values from the request message, corresponding to each authentication attribute; and attempting to authenticate the request message based on each of the extracted attribute value in order of a respective associated priority value until the authentication attempt is successful.Type: ApplicationFiled: July 3, 2014Publication date: January 7, 2016Inventors: Tiru Kumar Sheth, Ramaswamy Subramanian, Shanawaz Shaik
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Patent number: 9215206Abstract: A method, apparatus, and machine readable storage medium is disclosed for handling Dynamic Host Configuration Protocol (DHCP) at a first DHCP server. The method may include receiving, via a configuration file at the first DHCP server, a priority for each of a plurality of subnets; assigning the priority to each of the plurality of subnets; receiving a DHCP Discover message from a client; in response to receipt of a DHCP Discover message from a client, selecting a subnet having a highest priority from said plurality of subnets; selecting an Internet Protocol (IP) address from said selected subnet having a highest priority; and transmitting a DHCP Offer message to said client, offering said selected IP address.Type: GrantFiled: August 20, 2014Date of Patent: December 15, 2015Assignee: Alcatel LucentInventor: Ramaswamy Subramanian
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Publication number: 20150341328Abstract: One embodiment of an apparatus, e.g. a RADIUS server, includes a processor and a processor-readable storage medium. The memory contains instructions that when executed configure the processor to 1) authenticate a user for access to network services based on user-specific account credentials; and 2) authenticate the user for access to network services based on at least one parameter specific to at least one physical network component used to provide the network services to the user.Type: ApplicationFiled: May 20, 2014Publication date: November 26, 2015Applicant: ALCATEL-LUCENT CANADA INC.Inventors: Ramaswamy Subramanian, Tiru K. Sheth
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Publication number: 20150324558Abstract: An apparatus, method and machine readable storage medium, for an authentication server such as a RADIUS server, for authenticating a subscriber are disclosed. The method comprises: receiving a request message including a plurality of attributes such as attribute value pairs (AVPs) having respective attribute names and respective attribute values; retrieving an authentication profile object; identifying a plurality of authentication attributes to use for authentication from the authentication profile object; extracting the plurality of authentication attribute values from the message; pre-processing one or more of the extracted attribute values; and authenticating the request message based on the pre-processed extracted attribute values.Type: ApplicationFiled: May 6, 2014Publication date: November 12, 2015Applicant: ALCATEL LUCENT CANADA INC.Inventors: Shanawaz Shaik, Ramaswamy Subramanian, Tiru Kamar Sheth
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Publication number: 20150312761Abstract: Various exemplary embodiments relate to a method, network node, and non-transitory machine-readable storage medium including one or more of the following: instructions for obtaining, by a session establishment device, a subscriber record associated with a subscriber based on the session establishment device receiving a request message for establishment of a session with respect to a user device, wherein the request message includes a received subscriber identifier associated with the subscriber and a received equipment identifier associated with the user device, and wherein the subscriber record stores a stored subscriber identifier and a stored equipment identifier; instructions for comparing the received equipment identifier to the stored equipment identifier to determine whether the user equipment is associated with the subscriber in the subscriber record; and instructions for conditionally rejecting establishment of the session based on the determination of whether the user equipment is associated with thType: ApplicationFiled: April 29, 2014Publication date: October 29, 2015Applicant: ALCATEL-LUCENT CANADA, INC.Inventors: Ramaswamy Subramanian, Tiru K. Sheth
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Publication number: 20150296089Abstract: Various exemplary embodiments relate to a method performed by a network node, the method including: calculating a number of accounts allowed for reset (NAAR) in a schedule interval based upon a usage reset scheduler rate (URSR) and a schedule interval (SI); receiving a list of accounts to be reset; determining if a spot in the reset queue is available; and processing an account reset when a spot in the reset queue is available further including: queuing a reset request for the account; and calculating the expected number of resets (ER).Type: ApplicationFiled: April 11, 2014Publication date: October 15, 2015Applicant: ALCATEL-LUCENT CANADA INC.Inventor: Ramaswamy Subramanian
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Publication number: 20150180871Abstract: Various exemplary embodiments relate to a method, network node, and non-transitory machine-readable storage medium including one or more of the following: receiving, at an authentication server, a request message including a plurality of attributes having respective attribute names and respective attribute values; retrieving a profile object that identifies a first attribute name; reading a first attribute value from a first attribute of the plurality of attribute values, wherein the first attribute carries the first attribute name; generating a first subscription identifier that carries the first attribute value; identifying a first subscriber profile that stores the first subscription identifier; and authenticating the request message based on the first subscriber profile.Type: ApplicationFiled: December 19, 2013Publication date: June 25, 2015Applicant: Alcatel-Lucent Canada, Inc.Inventors: Shanawaz Shaik, Ramaswamy Subramanian, Tiru K. Sheth
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Publication number: 20150085756Abstract: Various exemplary embodiments relate to a method performed by a policy server. The method includes: receiving a request for service, the request including an identification of user equipment; determining a user equipment type (TAC); evaluating a policy rule based on the user equipment type, the policy rule including a condition referencing at least one user equipment type; and responding to the request for service based on evaluation of the policy rule.Type: ApplicationFiled: September 24, 2013Publication date: March 26, 2015Applicant: ALCATEL LUCENT CANADA, INC.Inventors: TIRU K. SHETH, RAMASWAMY SUBRAMANIAN