Patents by Inventor Narayanan Gopalakrishnan
Narayanan Gopalakrishnan 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: 20230281403Abstract: This disclosure relates to systems with multiple NFC front ends and at least one shared controller. One disclosed system includes a first discrete device having a first near field communication (NFC) controller, a second discrete device having a second NFC controller, a communicative connection between the first discrete device and the second discrete device, and a system controller located on the first discrete device. The system controller is communicatively connected to the first NFC controller. The system controller is connected to the second NFC controller via the communicative connection. In specific approaches, the second discrete device can include a display which is also controlled by the system controller, and the system controller is NCI compliant and application aware. In specific approaches, the system controller can control the second NFC controller based on the content concurrently being provided to the display.Type: ApplicationFiled: May 10, 2023Publication date: September 7, 2023Applicant: Clover Network, LLCInventors: Ketan Patwardhan, Narayanan Gopalakrishnan
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Patent number: 11687744Abstract: This disclosure relates to systems with multiple NFC front ends and at least one shared controller. One disclosed system includes a first discrete device having a first near field communication (NFC) controller, a second discrete device having a second NFC controller, a communicative connection between the first discrete device and the second discrete device, and a system controller located on the first discrete device. The system controller is communicatively connected to the first NFC controller. The system controller is connected to the second NFC controller via the communicative connection. In specific approaches, the second discrete device can include a display which is also controlled by the system controller, and the system controller is NCI compliant and application aware. In specific approaches, the system controller can control the second NFC controller based on the content concurrently being provided to the display.Type: GrantFiled: May 10, 2022Date of Patent: June 27, 2023Assignee: CLOVER NETWORK LLC.Inventors: Ketan Patwardhan, Narayanan Gopalakrishnan
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Publication number: 20220269871Abstract: This disclosure relates to systems with multiple NFC front ends and at least one shared controller. One disclosed system includes a first discrete device having a first near field communication (NFC) controller, a second discrete device having a second NFC controller, a communicative connection between the first discrete device and the second discrete device, and a system controller located on the first discrete device. The system controller is communicatively connected to the first NFC controller. The system controller is connected to the second NFC controller via the communicative connection. In specific approaches, the second discrete device can include a display which is also controlled by the system controller, and the system controller is NCI compliant and application aware. In specific approaches, the system controller can control the second NFC controller based on the content concurrently being provided to the display.Type: ApplicationFiled: May 10, 2022Publication date: August 25, 2022Applicant: Clover Network, LLCInventors: Ketan Patwardhan, Narayanan Gopalakrishnan
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Publication number: 20220253819Abstract: Methods and systems related to near field communication (NFC) front ends for point of sale terminals are disclosed. One point of sale system includes an applications microprocessor programmed to: (i) instantiate an operating system for the point of sale system and (ii) generate a set of data packets. The system also includes a discrete microcontroller communicatively coupled with the applications microprocessor and programmed to: (i) selectively operate in an unsecure mode and a secure mode; and (ii) filter, when operating in the unsecure mode, the set of data packets received from the applications microprocessor using a filter and a whitelist for the filter. The system also includes a near field communication front end communicatively coupled to the discrete microcontroller and an antenna, for transmitting a near field communication signal based on information from the set of data packets via the antenna.Type: ApplicationFiled: March 9, 2022Publication date: August 11, 2022Applicant: Clover Network, LLCInventors: Ketan Patwardhan, Narayanan Gopalakrishnan, Victor Pan, James Castillo
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Patent number: 11361172Abstract: This disclosure relates to systems with multiple NFC front ends and at least one shared controller. One disclosed system includes a first discrete device having a first near field communication (NFC) controller, a second discrete device having a second NFC controller, a communicative connection between the first discrete device and the second discrete device, and a system controller located on the first discrete device. The system controller is communicatively connected to the first NFC controller. The system controller is connected to the second NFC controller via the communicative connection. In specific approaches, the second discrete device can include a display which is also controlled by the system controller, and the system controller is NCI compliant and application aware. In specific approaches, the system controller can control the second NFC controller based on the content concurrently being provided to the display.Type: GrantFiled: November 15, 2019Date of Patent: June 14, 2022Assignee: CLOVER NETWORK, LLCInventors: Ketan Patwardhan, Narayanan Gopalakrishnan
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Patent number: 11308470Abstract: Methods and systems related to near field communication (NFC) front ends for point of sale terminals are disclosed. One point of sale system includes an applications microprocessor programmed to: (i) instantiate an operating system for the point of sale system and (ii) generate a set of data packets. The system also includes a discrete microcontroller communicatively coupled with the applications microprocessor and programmed to: (i) selectively operate in an unsecure mode and a secure mode; and (ii) filter, when operating in the unsecure mode, the set of data packets received from the applications microprocessor using a filter and a whitelist for the filter. The system also includes a near field communication front end communicatively coupled to the discrete microcontroller and an antenna, for transmitting a near field communication signal based on information from the set of data packets via the antenna.Type: GrantFiled: April 9, 2020Date of Patent: April 19, 2022Assignee: Clover Network, LLCInventors: Ketan Patwardhan, Narayanan Gopalakrishnan, Victor Pan, James Castillo
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Publication number: 20210150158Abstract: This disclosure relates to systems with multiple NFC front ends and at least one shared controller. One disclosed system includes a first discrete device having a first near field communication (NFC) controller, a second discrete device having a second NFC controller, a communicative connection between the first discrete device and the second discrete device, and a system controller located on the first discrete device. The system controller is communicatively connected to the first NFC controller. The system controller is connected to the second NFC controller via the communicative connection. In specific approaches, the second discrete device can include a display which is also controlled by the system controller, and the system controller is NCI compliant and application aware. In specific approaches, the system controller can control the second NFC controller based on the content concurrently being provided to the display.Type: ApplicationFiled: November 15, 2019Publication date: May 20, 2021Applicant: Clover Network, Inc.Inventors: Ketan Patwardhan, Narayanan Gopalakrishnan
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Patent number: 10965468Abstract: An external biometric reader and verification device for providing access control to a computing device, and associated methods, are disclosed. The external reader can store and verify biometrics under the control of the computing device and send identity verification messages to the computing device. One disclosed device includes a biometric reader communicatively connected to an external secure microcontroller. The external secure microcontroller stores a set of biometric data and a signing key. The signing key can be injected by a device manufacturer in a controlled key injection room in a manufacturing facility and can be used to sign a certificate. An operating system of the computing device can be programmed to send a request for the certificate, receive the certificate, and predicate control of access to the operating system using the verification messages on verification of the certificate.Type: GrantFiled: January 29, 2020Date of Patent: March 30, 2021Assignee: Clover Network, Inc.Inventors: Narayanan Gopalakrishnan, Yi Sun, Ketan Patwardhan
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Publication number: 20210014070Abstract: An external biometric reader and verification device for providing access control to a computing device, and associated methods, are disclosed. The external reader can store and verify biometrics under the control of the computing device and send identity verification messages to the computing device. One disclosed device includes a biometric reader communicatively connected to an external secure microcontroller. The external secure microcontroller stores a set of biometric data and a signing key. The signing key can be injected by a device manufacturer in a controlled key injection room in a manufacturing facility and can be used to sign a certificate. An operating system of the computing device can be programmed to send a request for the certificate, receive the certificate, and predicate control of access to the operating system using the verification messages on verification of the certificate.Type: ApplicationFiled: January 29, 2020Publication date: January 14, 2021Applicant: Clover Network, Inc.Inventors: Narayanan Gopalakrishnan, Yi Sun, Ketan Patwardhan
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Publication number: 20200234264Abstract: Methods and systems related to near field communication (NFC) front ends for point of sale terminals are disclosed. One point of sale system includes an applications microprocessor programmed to: (i) instantiate an operating system for the point of sale system and (ii) generate a set of data packets. The system also includes a discrete microcontroller communicatively coupled with the applications microprocessor and programmed to: (i) selectively operate in an unsecure mode and a secure mode; and (ii) filter, when operating in the unsecure mode, the set of data packets received from the applications microprocessor using a filter and a whitelist for the filter. The system also includes a near field communication front end communicatively coupled to the discrete microcontroller and an antenna, for transmitting a near field communication signal based on information from the set of data packets via the antenna.Type: ApplicationFiled: April 9, 2020Publication date: July 23, 2020Applicant: Clover Network, Inc.Inventors: Ketan Patwardhan, Narayanan Gopalakrishnan, Victor Pan, James Castillo
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Patent number: 10657512Abstract: Methods and systems related to near field communication (NFC) front ends for point of sale terminals are disclosed. One point of sale system includes an applications microprocessor programmed to: (i) instantiate an operating system for the point of sale system and (ii) generate a set of data packets. The system also includes a discrete microcontroller communicatively coupled with the applications microprocessor and programmed to: (i) selectively operate in an unsecure mode and a secure mode; and (ii) filter, when operating in the unsecure mode, the set of data packets received from the applications microprocessor using a filter and a whitelist for the filter. The system also includes a near field communication front end communicatively coupled to the discrete microcontroller and an antenna, for transmitting a near field communication signal based on information from the set of data packets via the antenna.Type: GrantFiled: June 14, 2019Date of Patent: May 19, 2020Assignee: Clover Network, Inc.Inventors: Ketan Patwardhan, Narayanan Gopalakrishnan, Victor Pan, James Castillo
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Patent number: 10574466Abstract: An external biometric reader and verification device for providing access control to a computing device, and associated methods, are disclosed. The external reader can store and verify biometrics under the control of the computing device and send identity verification messages to the computing device. One disclosed device includes a biometric reader communicatively connected to an external secure microcontroller. The external secure microcontroller stores a set of biometric data and a signing key. The signing key can be injected by a device manufacturer in a controlled key injection room in a manufacturing facility and can be used to sign a certificate. An operating system of the computing device can be programmed to send a request for the certificate, receive the certificate, and predicate control of access to the operating system using the verification messages on verification of the certificate.Type: GrantFiled: July 11, 2019Date of Patent: February 25, 2020Assignee: Clover Network, Inc.Inventors: Narayanan Gopalakrishnan, Yi Sun, Ketan Patwardhan
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Patent number: 10500011Abstract: The present disclosure relates to an illumination device for illuminating a body cavity in a surgical space during a surgical procedure.Type: GrantFiled: May 17, 2016Date of Patent: December 10, 2019Assignee: SINGAPORE HEALTH SERVICES PTE LTDInventors: Ngian Chye Tan, Wah Siew Tan, Min Hoe Chew, Hiang Khoon Tan, Pankaj Pandurang Sunkeri, Siang-Long Richard Lieu, Wei Ling Fiona Loke, Iyer Narayanan Gopalakrishnan
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Publication number: 20190295060Abstract: Methods and systems related to near field communication (NFC) front ends for point of sale terminals are disclosed. One point of sale system includes an applications microprocessor programmed to: (i) instantiate an operating system for the point of sale system and (ii) generate a set of data packets. The system also includes a discrete microcontroller communicatively coupled with the applications microprocessor and programmed to: (i) selectively operate in an unsecure mode and a secure mode; and (ii) filter, when operating in the unsecure mode, the set of data packets received from the applications microprocessor using a filter and a whitelist for the filter. The system also includes a near field communication front end communicatively coupled to the discrete microcontroller and an antenna, for transmitting a near field communication signal based on information from the set of data packets via the antenna.Type: ApplicationFiled: June 14, 2019Publication date: September 26, 2019Applicant: Clover Network, Inc.Inventors: Ketan Patwardhan, Narayanan Gopalakrishnan, Victor Pan, James Castillo
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Patent number: 10332093Abstract: Methods and systems related to near field communication (NFC) front ends for point of sale terminals are disclosed. One point of sale system includes an NFC front end communicatively coupled to an antenna, a discrete microcontroller (DM) communicatively coupled thereto, and an applications microprocessor (AP) communicatively coupled to the DM. The DM stores a first software stack for a first NFC protocol, a second software stack for a second NFC protocol, and instructions to process a digitized NFC signal from the NFC front end with the first software stack. The AP stores instructions to instantiate an operating system for the point of sale system, instantiate a master NFC service, and transmit a remote procedure call from the master NFC service to the DM to switch between the first software stack and the second software stack.Type: GrantFiled: September 7, 2017Date of Patent: June 25, 2019Assignee: Clover Network, Inc.Inventors: Ketan Patwardhan, Narayanan Gopalakrishnan, Victor Pan, James Castillo
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Patent number: 10326797Abstract: Methods and systems related to provisioning a secure connection are disclosed. One disclosed method includes storing a device secret on a secure element in a first device, storing a mapping from the device secret to a device identifier of the first device on a cloud architecture, generating a pairing key using a first connection protocol key generator on the secure element and the device secret, and generating the pairing key using a second connection protocol key generator on the cloud architecture and the device secret. The method also includes transmitting the pairing key from the cloud architecture to a second device in response to receiving the device identifier, mutually authenticating the first and second device using the pairing key, and adding the secure connection to the inter-device connection using the pairing key as stored on the first device and as stored on the second device.Type: GrantFiled: October 3, 2018Date of Patent: June 18, 2019Assignee: Clover Network, IncInventors: Brian Jeremiah Murray, Narayanan Gopalakrishnan
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Publication number: 20190073653Abstract: Methods and systems related to near field communication (NFC) front ends for point of sale terminals are disclosed. One point of sale system includes an NFC front end communicatively coupled to an antenna, a discrete microcontroller (DM) communicatively coupled thereto, and an applications microprocessor (AP) communicatively coupled to the DM. The DM stores a first software stack for a first NFC protocol, a second software stack for a second NFC protocol, and instructions to process a digitized NFC signal from the NFC front end with the first software stack. The AP stores instructions to instantiate an operating system for the point of sale system, instantiate a master NFC service, and transmit a remote procedure call from the master NFC service to the DM to switch between the first software stack and the second software stack.Type: ApplicationFiled: September 7, 2017Publication date: March 7, 2019Applicant: Clover Network, Inc.Inventors: Ketan Patwardhan, Narayanan Gopalakrishnan, Victor Pan, James Castillo
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Publication number: 20180353257Abstract: The present disclosure relates to an illumination device for illuminating a body cavity in a surgical space during a surgical procedure.Type: ApplicationFiled: May 17, 2016Publication date: December 13, 2018Inventors: Ngian Chye TAN, Wah Siew TAN, Min Hoe CHEW, Hiang Khoon TAN, Pankaj Pandurang SUNKERI, Siang-Long Richard LIEU, Wei Ling Fiona LOKE, Iyer Narayanan GOPALAKRISHNAN
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Patent number: 10068217Abstract: Methods and systems for determining the status of a packaged device are disclosed. The device can include a secure microcontroller, a battery, a memory storing a status code, and an NFC antenna located in the device and communicatively coupled to the secure microcontroller. A set of instructions are stored on the secure microcontroller to write the status code to the memory. The status code is accessible from outside the sealed package via the antenna. The device could also be a POS device with instructions to process payment information received on the antenna. The apparatus could also include a power routing switch. Power could then be provided from the antenna to the battery via the switch output when the switch is in a conductive state.Type: GrantFiled: November 21, 2017Date of Patent: September 4, 2018Assignee: Clover Network, Inc.Inventors: Narayanan Gopalakrishnan, James Castillo, Nagalakshmi Rajagopal
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Patent number: 9292356Abstract: An ASMP computing device is provided, which comprises one or more computing components, which themselves comprise a plurality of processing units and one or more memory devices that are communicatively coupled to the one or more computing components, Stored on the memory devices are first and second processing frequency data. The first processing frequency data comprise a synchronization frequency, which comprises a frequency for application to all online processing units when a measured highest load of any online processing unit is greater than a first ramp-up processor load threshold and an operating frequency of the online processing unit is lower than the synchronization frequency. The second processing frequency data comprises a ramp-up frequency, the ramp-up frequency comprising a frequency for application to any online processing unit when a measured processing load of any online processing unit is greater than a second ramp-up processing load threshold.Type: GrantFiled: May 22, 2013Date of Patent: March 22, 2016Assignee: Qualcomm Innovation Center, Inc.Inventors: Veena Sambasivan, Narayanan Gopalakrishnan