Patents by Inventor Vijaya Ramaraju Lakamraju
Vijaya Ramaraju Lakamraju 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: 11776368Abstract: A selective intrusion detection system includes a Doppler transceiver configured and adapted to receive Doppler return signals indicative of moving targets present in a surveillance space. A processor is operatively connected to the Doppler transceiver to convert Doppler return signals into spectrograms and to determine whether any given spectrogram is indicative of presence of a human or another moving target, like a domestic pet. An alarm is operatively connected to the processor, wherein the processor and alarm are configured to provide an alert in the event the processor determines any given spectrogram is indicative of a human, and to forego providing an alert in the event the processor determines any given spectrogram is indicative of another moving target only.Type: GrantFiled: April 26, 2021Date of Patent: October 3, 2023Assignee: UTC Fire & Security Americas Corporation, Inc.Inventors: Mathias Pantus, Jeroen Te Paske, Pascal Van De Mortel, Leon Mintjens, Sorin Costiner, Michael J. Giering, Robert Labarre, Mark Vogel, Vijaya Ramaraju Lakamraju
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Patent number: 11532190Abstract: An access control system includes an energy efficient access control that operates as a Wi-Fi access point that broadcasts a Service Set Identifier (SSID) as indicator of access control level to communicate with a mobile device with WPA2 PSK.Type: GrantFiled: August 31, 2017Date of Patent: December 20, 2022Assignee: Carrier CorporationInventors: Vijaya Ramaraju Lakamraju, Haifeng Zhu
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Patent number: 11356519Abstract: A method of registering distributed devices includes discovering a plurality of devices at a central panel or server, localizing the devices, and authorizing the devices with a mobile device communicating with the central panel or server. The method also includes registering the devices with the central panel. The model can include verifying link quality with each of the devices before registering the devices with the central panel by comparing signal quality between each device and a central panel with a pre-defined threshold level.Type: GrantFiled: March 8, 2021Date of Patent: June 7, 2022Assignee: Carrier CorporationInventors: Ankit Tiwari, Berta Carballido Villaverde, Sofiane Yous, Rodolfo De Paz Alberola, Vijaya Ramaraju Lakamraju, Kushal Mukherjee, Michael Ramoutar
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Publication number: 20210319678Abstract: A selective intrusion detection system includes a Doppler transceiver configured and adapted to receive Doppler return signals indicative of moving targets present in a surveillance space. A processor is operatively connected to the Doppler transceiver to convert Doppler return signals into spectrograms and to determine whether any given spectrogram is indicative of presence of a human or another moving target, like a domestic pet. An alarm is operatively connected to the processor, wherein the processor and alarm are configured to provide an alert in the event the processor determines any given spectrogram is indicative of a human, and to forego providing an alert in the event the processor determines any given spectrogram is indicative of another moving target only.Type: ApplicationFiled: April 26, 2021Publication date: October 14, 2021Applicant: CARRIER Fire & Security Americas Corporation, Inc.Inventors: Mathias Pantus, Jeroen Te Paske, Pascal Van De Mortel, Leon Mintjens, Sorin Costiner, Michael J. Giering, Robert Labarre, Mark Vogel, Vijaya Ramaraju Lakamraju
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Publication number: 20210258392Abstract: A method of registering distributed devices includes discovering a plurality of devices at a central panel or server, localizing the devices, and authorizing the devices with a mobile device communicating with the central panel or server. The method also includes registering the devices with the central panel. The model can include verifying link quality with each of the devices before registering the devices with the central panel by comparing signal quality between each device and a central panel with a pre-defined threshold level.Type: ApplicationFiled: March 8, 2021Publication date: August 19, 2021Applicant: Carrier CorporationInventors: Ankit Tiwari, Berta Carballido Villaverde, Sofiane Yous, Rodolfo De Paz Alberola, Vijaya Ramaraju Lakamraju, Kushal Mukherjee, Michael Ramoutar
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Patent number: 11036897Abstract: A method for planning a building system includes incorporating user requirements into a floor plan accessed through a mobile device. An installation map is generated of locations for components corresponding to the user requirements. The placement of components is displayed on the floor plan based on specifications of the components and the user requirements.Type: GrantFiled: March 23, 2016Date of Patent: June 15, 2021Assignee: Carrier CorporationInventors: Ankit Tiwari, Kushal Mukherjee, Berta Carballido Villaverde, Rodolfo De Paz Alberola, George A. Mathew, Tuhin Sahai, Pedro Orellana Fernandez, Philip J. Harris, Vijaya Ramaraju Lakamraju, Brian Leland, Michael Ramoutar
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Patent number: 10944837Abstract: A method of registering distributed devices includes discovering a plurality of devices at a central panel or server, localizing the devices, and authorizing the devices with a mobile device communicating with the central panel or server. The method also includes registering the devices with the central panel. The model can include verifying link quality with each of the devices before registering the devices with the central panel by comparing signal quality between each device and a central panel with a pre-defined threshold level.Type: GrantFiled: March 23, 2016Date of Patent: March 9, 2021Assignee: Carrier CorporationInventors: Ankit Tiwari, Berta Carballido Villaverde, Sofiane Yous, Rodolfo De Paz Alberola, Vijaya Ramaraju Lakamraju, Kushal Mukherjee, Michael Ramoutar
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Patent number: 10928252Abstract: A detector includes a sensor configured to sense a moving object in at least one of the electromagnetic spectrum and the acoustic spectrum. A fixed coded aperture of the detector is disposed between a moving object and the sensor.Type: GrantFiled: February 6, 2017Date of Patent: February 23, 2021Assignee: CARRIER CORPORATIONInventors: Alan Matthew Finn, Joseph V. Mantese, Nicholas Charles Soldner, Vijaya Ramaraju Lakamraju, Sameh Dardona, Ziyou Xiong
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Patent number: 10928785Abstract: A method for auto-configuration of components in a building includes placing components on a floor plan using a mobile device equipped with a user interface. The coverage region of any given component is estimated and operational settings for each component, including pairing with other components, is automatically assigned based on classification of each component and estimated coverage regions.Type: GrantFiled: March 23, 2016Date of Patent: February 23, 2021Assignee: Carrier CorporationInventors: Ankit Tiwari, Berta Carballido Villaverde, Rodolfo De Paz Alberola, Kushal Mukherjee, Vijaya Ramaraju Lakamraju
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Patent number: 10756830Abstract: A computer system for graphically indicating quality of Radio Frequency (RF) connection for a floor plan of a building is provided, A computer processor is configured to identify wall types and determine a wall property for a plurality of walls included in the floor plan, predict an RF signal strength from an RF transmitter positioned at a certain location on the floor plan, determine a prediction confidence level based on signal measurements, determine an RF connectivity level for respective RF receivers to be located in different areas of the floor plan based on analysis of the associated predicted RF signal strength, mounting inclination and orientation of the receiver devices, determined wall properties associated with walls located in expected paths of predicted RF signals, and an associated link margin, and provide a GUI on a computer display indicating a visualization of RF connectivity levels on areas of the floor plan.Type: GrantFiled: March 23, 2016Date of Patent: August 25, 2020Assignee: Carrier CorporationInventors: Ankit Tiwari, Rodolfo De Paz Alberola, Berta Carballido Villaverde, Piyush Agrawal, Vijaya Ramaraju Lakamraju, Kushal Mukherjee, Michael Ramoutar
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Patent number: 10746426Abstract: An indoor air quality monitoring system (20) is adapted to function within a space (26) utilizing a building subsystem (22), such as a heating ventilation air conditioning (HVAC) unit, configured to control an ambient parameter, such as temperature, humidity or lightning, in the space (26). The system (20) includes an agent detector (30) configured to detect an agent in ambient air, such as smoke, biohazards or particulate matter, and sequentially output an initial agent measurement signal and a subsequent agent measurement signal. A controller (34) of the system (20) includes a processor and a storage media.Type: GrantFiled: December 7, 2016Date of Patent: August 18, 2020Assignee: CARRIER CORPORATIONInventors: Vijaya Ramaraju Lakamraju, Peter R. Harris
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Patent number: 10657430Abstract: A magnetic strip card includes a partial encrypted card payload encrypted with a long shared key to provide a final encrypted payload. A method for encoding the magnetic strip card includes encrypting a card payload with a code key of a access controls with a short key of the access control to generate a partial encrypted payload and encrypting the partial encrypted payload with a long shared key to provide a final encrypted payload.Type: GrantFiled: October 12, 2018Date of Patent: May 19, 2020Assignee: Carrier CorporationInventors: Devu Manikantan Shila, Penghe Geng, Vijaya Ramaraju Lakamraju, Nicholas Charles Soldner, Alan Marchiori
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Patent number: 10621527Abstract: A method for identifying, installing and commissioning building systems includes generating a floor plan of a building including selected components positioned on the floor plan. Association of the selected components is requested with a controller and the selected components are tested for functionality. The step of generating can include specifying mounting locations and configuration parameters of the selected components.Type: GrantFiled: March 23, 2016Date of Patent: April 14, 2020Assignee: Carrier CorporationInventors: Ankit Tiwari, Berta Carballido Villaverde, Rodolfo De Paz Alberola, Vijaya Ramaraju Lakamraju, John M. Milton-Benoit, Kushal Mukherjee, Michael Ramoutar
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Patent number: 10606963Abstract: A method for capturing building information includes capturing dimensions of a 360 degree image at a first location within a room of a building using a mobile device equipped with at least direction sensor and at least one motion sensor. The step of capturing dimensions is repeated within at least one additional room. The mobile device receives user input to connect the rooms to create a floor plan of the building and align the floor plans over each other to create a multi-level building map.Type: GrantFiled: March 23, 2016Date of Patent: March 31, 2020Assignee: Carrier CorporationInventors: Ankit Tiwari, Kushal Mukherjee, Sofiane Yous, Rodolfo De Paz Alberola, Berta Carballido Villaverde, Vijaya Ramaraju Lakamraju, Pedro Orellana Fernandez, Craig R. Walker
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Patent number: 10459593Abstract: A computer system is provided that generates a Graphical User Interface indicating one or more intruder threat levels for a building. The computer system includes a processor, which upon execution of stored instructions is configured to access a building floor plan having one or more entry and exit points and to access an intruder threat level associated with each of the one or more entry and exit points; to perform threat modeling to determine intruder threat levels at a plurality of locations within the building, contingent upon the building floor plan and the intruder threat level associated with the one or more building entry and exit points; and to provide a GUI on a display indicating, relative to the building floor plan, the determined intruder threat level within the building, at the plurality of points within the building and at the one or more entry and exit points.Type: GrantFiled: March 23, 2016Date of Patent: October 29, 2019Assignee: Carrier CorporationInventors: Ankit Tiwari, Kushal Mukherjee, Berta Carballido Villaverde, Rodolfo De Paz Alberola, Vijaya Ramaraju Lakamraju, George A. Mathew, Tuhin Sahai
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Publication number: 20190251768Abstract: An access control system includes an energy efficient access control that operates as a Wi-Fi access point that broadcasts a Service Set Identifier (SSID) as indicator of access control level to communicate with a mobile device with WPA2 PSK.Type: ApplicationFiled: August 31, 2017Publication date: August 15, 2019Applicant: Carrier CorporationInventors: Vijaya Ramaraju Lakamraju, Haifeng Zhu
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Patent number: 10282950Abstract: A sensor assembly for detecting open or closed state in windows and doors includes a passive infrared sensor configured to produce a change in an electrical signal based on a change in infrared radiation incident on the passive infrared sensor. A lens is operatively connected to the passive infrared sensor. At least a portion of the lens is configured to be mounted in an interface between a frame and a door or window mounted to open and close within the frame. The lens is configured to guide ambient infrared radiation to the passive infrared sensor at a first level when the door or window is closed and at a second level when the door or window is open or ajar.Type: GrantFiled: February 11, 2015Date of Patent: May 7, 2019Assignee: Carrier CorporationInventors: Nicholas Charles Soldner, Sameh Dardona, Vijaya Ramaraju Lakamraju, Joseph Zacchio, John Michael Siegler, II
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Publication number: 20190080103Abstract: A method for controlling authorization decisions for resource access is provided. The method includes generating a request signal that includes resource identification information, transmitting the request signal for resource access to an authorization system, receiving the request signal at the authorization system, and generating an authorization request signal based on the request signal. The authorization request signal requires a single Boolean data type response in the form of either a grant access reply and a deny access reply.Type: ApplicationFiled: February 7, 2017Publication date: March 14, 2019Inventors: Tarik Hadzic, Keith J. Power, Stylianos Basagiannis, Menouer Boubekeur, Blanca Florentino, Vijaya Ramaraju Lakamraju, Philip J. Harris, Ankit Tiwari
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Publication number: 20190049307Abstract: A detector includes a sensor configured to sense a moving object in at least one of the electromagnetic spectrum and the acoustic spectrum. A fixed coded aperture of the detector is disposed between a moving object and the sensor.Type: ApplicationFiled: February 6, 2017Publication date: February 14, 2019Inventors: Alan Matthew Finn, Joseph V. Mantese, Nicholas Charles Soldner, Vijaya Ramaraju Lakamraju, Sameh Dardona, Ziyou Xiong
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Publication number: 20190043324Abstract: A volumetric occupancy counting system that may be applied to a security system of a building management system includes a focal plane array (62) and a Fresnel lens (75). The focal plane array has a plurality of radiant energy sensors (82) configured to convert radiant energy into an electrical signal. The Fresnel lens has a plurality of lenslets (02) each including a focal length configured to map one occupant into a pre-determined number of radiant energy sensors of the plurality of radiant energy sensors.Type: ApplicationFiled: January 20, 2017Publication date: February 7, 2019Inventors: Sameh Dardona, Yan Zhang, Joseph V. Mantese, Nicholas Charles Soldner, Vijaya Ramaraju Lakamraju