Patents by Inventor Niranjan Nayak
Niranjan Nayak 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: 11558837Abstract: A method and apparatus are provided. The method includes, but is not limited to, receiving a universal synchronization signal (USS) including a universal primary synchronization signal (UPSS) and a universal secondary synchronization signal (USSS), wherein the USS is coded using a mother code which is extended to m resource blocks (RBs) and n orthogonal frequency division multiplexing (OFDM) symbols and a code cover of m RBs and n symbols is applied to the mother code, determining a cell identity based on the USS, determining a frame timing based on the USS, and connecting a user equipment to a network using the cell identity and the frame timing.Type: GrantFiled: September 28, 2020Date of Patent: January 17, 2023Inventors: Hyukjoon Kwon, Niranjan Nayak Ratnakar, Kee-Bong Song, Jungwon Lee
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Patent number: 10911178Abstract: Systems and methods for blind detection of a numerology of a received signal are described. In one aspect, a method is provided for a user equipment (UE) to blindly detect the numerology of a received signal. The method includes correlating cyclic prefix (CP) signals in the received signal in the time domain based on a plurality of hypotheses of subcarrier spacing (SCS) and determining a numerology of the received signal for a corresponding hypothesis of SCS of the plurality of hypotheses based on the correlated CP signals.Type: GrantFiled: February 25, 2019Date of Patent: February 2, 2021Inventors: Hyukjoon Kwon, Niranjan Nayak Ratnakar, Jungwon Lee
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Publication number: 20210014810Abstract: A method and apparatus are provided. The method includes, but is not limited to, receiving a universal synchronization signal (USS) including a universal primary synchronization signal (UPSS) and a universal secondary synchronization signal (USSS), wherein the USS is coded using a mother code which is extended to m resource blocks (RBs) and n orthogonal frequency division multiplexing (OFDM) symbols and a code cover of m RBs and n symbols is applied to the mother code, determining a cell identity based on the USS, determining a frame timing based on the USS, and connecting a user equipment to a network using the cell identity and the frame timing.Type: ApplicationFiled: September 28, 2020Publication date: January 14, 2021Inventors: Hyukjoon KWON, Niranjan Nayak RATNAKAR, Kee-Bong SONG, Jungwon LEE
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Patent number: 10805893Abstract: A method and apparatus are provided. The method includes, but is not limited to, receiving a universal synchronization signal (USS) including a universal primary synchronization signal (UPSS) and a universal secondary synchronization signal (USSS), wherein the USS is coded using a mother code which is extended to m resource blocks (RBs) and n orthogonal frequency division multiplexing (OFDM) symbols and a code cover of m RBs and n symbols is applied to the mother code, determining a cell identity based on the USS, determining a frame timing based on the USS, and connecting a user equipment to a network using the cell identity and the frame timing.Type: GrantFiled: November 16, 2016Date of Patent: October 13, 2020Assignee: Samsung Electronics Co., LtdInventors: Hyukjoon Kwon, Niranjan Nayak Ratnakar, Kee-Bong Song, Jungwon Lee
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Patent number: 10348467Abstract: System, apparatus, and methods are provided for effective allocation of cyclic prefix resources in OFDM systems under benign channel conditions. Methods may include a first network device receiving a transmission, from a second network device, comprising a symbol and a cyclic prefix. The first network device determines a first signal for a useable portion of the cyclic prefix and determines a second signal for a portion of the symbol corresponding to the useable portion of the cyclic prefix. The first network device determines a third signal based on the first signal and the second signal.Type: GrantFiled: October 5, 2016Date of Patent: July 9, 2019Assignee: QUALCOMM IncorporatedInventor: Niranjan Nayak Ratnakar
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Publication number: 20190190647Abstract: Systems and methods for blind detection of a numerology of a received signal are described. In one aspect, a method is provided for a user equipment (UE) to blindly detect the numerology of a received signal. The method includes correlating cyclic prefix (CP) signals in the received signal in the time domain based on a plurality of hypotheses of subcarrier spacing (SCS) and determining a numerology of the received signal for a corresponding hypothesis of SCS of the plurality of hypotheses based on the correlated CP signals.Type: ApplicationFiled: February 25, 2019Publication date: June 20, 2019Inventors: Hyukjoon KWON, Niranjan Nayak RATNAKAR, Jungwon LEE
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Patent number: 10230492Abstract: Apparatuses and methods of manufacturing same, systems, and methods for blind detection of a numerology of a received signal are described. In one aspect, a method is provided for a user equipment (UE) to blindly detect the numerology of a received signal. The method includes correlating cyclic prefix (CP) signals in the received signal in the time domain based on a plurality of hypotheses of subcarrier spacing (SCS); measuring power variation of the received signal in the frequency domain based on the plurality of hypotheses of SCS; and combining weighted results of a correlation of the CP signals in the time domain and the measured power variation in the frequency domain to determine a numerology of the received signal for a corresponding hypothesis of SCS of the plurality of hypotheses.Type: GrantFiled: March 9, 2017Date of Patent: March 12, 2019Assignee: Samsung Electronics Co., LtdInventors: Hyukjoon Kwon, Niranjan Nayak Ratnakar, Jungwon Lee
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Publication number: 20180191462Abstract: Apparatuses and methods of manufacturing same, systems, and methods for blind detection of a numerology of a received signal are described. In one aspect, a method is provided for a user equipment (UE) to blindly detect the numerology of a received signal. The method includes correlating cyclic prefix (CP) signals in the received signal in the time domain based on a plurality of hypotheses of subcarrier spacing (SCS); measuring power variation of the received signal in the frequency domain based on the plurality of hypotheses of SCS; and combining weighted results of a correlation of the CP signals in the time domain and the measured power variation in the frequency domain to determine a numerology of the received signal for a corresponding hypothesis of SCS of the plurality of hypotheses.Type: ApplicationFiled: March 9, 2017Publication date: July 5, 2018Inventors: Hyukjoon KWON, Niranjan Nayak RATNAKAR, Jungwon LEE
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Patent number: 9998317Abstract: A method, communication device, and user equipment (UE) for detecting a synchronization signal in a wireless communication system are provided.Type: GrantFiled: June 13, 2016Date of Patent: June 12, 2018Assignee: Samsung Electronics Co., LtdInventors: Seong-Hyun Jang, Niranjan Nayak Ratnakar
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Publication number: 20180054788Abstract: A method and apparatus are provided. The method includes, but is not limited to, receiving a universal synchronization signal (USS) including a universal primary synchronization signal (UPSS) and a universal secondary synchronization signal (USSS), wherein the USS is coded using a mother code which is extended to m resource blocks (RBs) and n orthogonal frequency division multiplexing (OFDM) symbols and a code cover of m RBs and n symbols is applied to the mother code, determining a cell identity based on the USS, determining a frame timing based on the USS, and connecting a user equipment to a network using the cell identity and the frame timing.Type: ApplicationFiled: November 16, 2016Publication date: February 22, 2018Inventors: Hyukjoon KWON, Niranjan Nayak RATNAKAR, Kee-Bong SONG, Jungwon LEE
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Publication number: 20170026154Abstract: System, apparatus, and methods are provided for effective allocation of cyclic prefix resources in OFDM systems under benign channel conditions. Methods may include a first network device receiving a transmission, from a second network device, comprising a symbol and a cyclic prefix. The first network device determines a first signal for a useable portion of the cyclic prefix and determines a second signal for a portion of the symbol corresponding to the useable portion of the cyclic prefix. The first network device determines a third signal based on the first signal and the second signal.Type: ApplicationFiled: October 5, 2016Publication date: January 26, 2017Inventor: Niranjan Nayak RATNAKAR
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Publication number: 20160365972Abstract: A method, communication device, and user equipment (UE) for detecting a synchronization signal in a wireless communication system are provided.Type: ApplicationFiled: June 13, 2016Publication date: December 15, 2016Inventors: Seong-Hyun JANG, Niranjan Nayak RATNAKAR
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Patent number: 9485678Abstract: System, apparatus, and methods are provided for effective allocation of cyclic prefix resources in OFDM systems under benign channel conditions. Methods may include a first network device receiving a transmission, from a second network device, comprising a symbol and a cyclic prefix. The first network device determines a first signal for a useable portion of the cyclic prefix and determines a second signal for a portion of the symbol corresponding to the useable portion of the cyclic prefix. The first network device determines a third signal based on the first signal and the second signal.Type: GrantFiled: March 11, 2013Date of Patent: November 1, 2016Assignee: QUALCOMM IncorporatedInventor: Niranjan Nayak Ratnakar
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Patent number: 9264205Abstract: A method, an apparatus, and a computer program product for providing full duplex (FD) wireless communication to an FD capable (FDC) user equipment (UE) among one or more UEs include determining allocations of one or more resource blocks (RBs) to the one or more UEs, determining FD capabilities and scheduling parameters of the one or more UEs, determining at least one FD portion and at least one half duplex (HD) portion in the one or more RBs based on the FD capabilities and the scheduling parameters of the one or more UEs, wherein a concurrent downlink (DL) and uplink (UL) communication is scheduled in the at least one FD portion, and adjusting the allocations of the one or more RBs based on the at least one FD portion and the at least one HD portion.Type: GrantFiled: October 22, 2013Date of Patent: February 16, 2016Assignee: QUALCOMM IncorporatedInventors: Samel Celebi, Luca Blessent, Niranjan Nayak Ratnakar, Raja Sekhar Bachu
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Publication number: 20150109969Abstract: A method, an apparatus, and a computer program product for providing full duplex (FD) wireless communication to an FD capable (FDC) user equipment (UE) among one or more UEs include determining allocations of one or more resource blocks (RBs) to the one or more UEs, determining FD capabilities and scheduling parameters of the one or more UEs, determining at least one FD portion and at least one half duplex (HD) portion in the one or more RBs based on the FD capabilities and the scheduling parameters of the one or more UEs, wherein a concurrent downlink (DL) and uplink (UL) communication is scheduled in the at least one FD portion, and adjusting the allocations of the one or more RBs based on the at least one FD portion and the at least one HD portion.Type: ApplicationFiled: October 22, 2013Publication date: April 23, 2015Applicant: QUALCOMM IncorporatedInventors: Samel CELEBI, Luca Blessent, Niranjan Nayak Ratnakar, Raja Sekhar Bachu
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Publication number: 20140254404Abstract: System, apparatus, and methods are provided for effective allocation of cyclic prefix resources in OFDM systems under benign channel conditions. Methods may include a first network device receiving a transmission, from a second network device, comprising a symbol and a cyclic prefix. The first network device determines a first signal for a useable portion of the cyclic prefix and determines a second signal for a portion of the symbol corresponding to the useable portion of the cyclic prefix. The first network device determines a third signal based on the first signal and the second signal.Type: ApplicationFiled: March 11, 2013Publication date: September 11, 2014Inventor: Niranjan Nayak Ratnakar
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Publication number: 20060184684Abstract: Systems and methods for processing input media in a computing device are described. In one aspect, a reconstructed frame is cached according to a set of criteria. A request to scrub to a predictive frame of input media is received. Responsive to receiving the request, the predictive frame is decoded starting with the reconstructed frame.Type: ApplicationFiled: December 8, 2003Publication date: August 17, 2006Inventors: Rebecca Weiss, Geoffrey Dunbar, Niranjan Nayak, Sohail Mohammed, Thomas Holcomb, Chih-lung Lin, Olivier Colle, Gareth Howell
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Publication number: 20050244005Abstract: Methods and systems enable content authors to achieve frame-accurate editing and, in at least some embodiments, reduce the amount of content that needs to be decompressed in order to operate on the frames. Some embodiments ensure that bit rate integrity is preserved so that bit rate conditions associated with streaming environments are preserved. Various embodiments intelligently determine which content portions should be decompressed, processed, and recompressed and which content portions should not be decompressed.Type: ApplicationFiled: April 30, 2004Publication date: November 3, 2005Applicant: Microsoft CorporationInventors: Alexandre Grigorovitch, Chih-lung Lin, Gareth Howell, Mei Wilson, Niranjan Nayak, Olivier Colle, Randolph Oakley, Blake Bender, Tony Antoun
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Publication number: 20050198623Abstract: Systems and methods for resolving a partial topology are disclosed. In one embodiment a media engine includes a topology loader module that receives a partial topology from another module associated with the media engine. The topology loader implements logic operations that convert a partial topology into a full topology, which may be returned to the media engine for presentation of the media stream(s) to a user.Type: ApplicationFiled: March 8, 2004Publication date: September 8, 2005Inventors: Samuel Amin, Brian Crites, Kirt Debique, Sohail Mohammed, Niranjan Nayak, Eric Rudolph, Mei Wilson
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Publication number: 20050195752Abstract: Systems and methods for resolving a partial topology are disclosed. In one embodiment a media engine includes a topology loader module that receives a partial topology from another module associated with the media engine. The topology loader implements logic operations that convert a partial topology into a full topology, which may be returned to the media engine for presentation of the media stream(s) to a user.Type: ApplicationFiled: March 8, 2004Publication date: September 8, 2005Inventors: Samuel Amin, Brian Crites, Kirt Debique, Sohail Mohammed, Niranjan Nayak, Eric Rudolph, Mei Wilson