Patents by Inventor William Hillery
William Hillery 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: 20240072857Abstract: Disclose is inter alia a user equipment for a frequency division duplex, FDD, system, comprising means for: —receiving, from a network, an uplink reference signal configuration; —receiving, from the network, an indication on an uplink reference signal precoding method; —receiving, from the network, a downlink reference signal; —estimating uplink channel wideband information based on the received downlink reference signal; —transmitting, to the network, an uplink reference signal based on the received uplink reference signal configuration, the estimated uplink channel wideband information and the indicated uplink reference signal precoding method; —receiving, from the network, uplink frequency selective precoding information, the uplink frequency selective precoding information having been determined based on the uplink reference signal and the indicated uplink reference signal precoding method; and—constructing an uplink frequency selective precoder based on the estimated uplink channel wideband information aType: ApplicationFiled: December 10, 2021Publication date: February 29, 2024Inventors: Salah Eddine HAJRI, Frederick VOOK, William HILLERY
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Publication number: 20230361842Abstract: There is provided a method at a network node of a communication network, comprising: receiving an uplink reference signal from a user equipment; estimating, based on the received uplink reference signal, delay information regarding a delay profile of a communication channel between the user equipment and the network node and spatial information regarding the communication channel; applying both the delay information and the spatial information in precoding of at least one downlink reference signal; transmitting the at least one precoded downlink reference signal to the user equipment; and receiving, from the user equipment as a response to the transmission of the at least one precoded downlink reference signal, channel information, the channel information indicating at least non-zero coefficients of at least one channel transmission layer.Type: ApplicationFiled: February 22, 2021Publication date: November 9, 2023Inventors: Salah Eddine HAJRI, William HILLERY, Filippo TOSATO, Eugene VISOTSKY, Frederick VOOK, Rana AHMED SALEM, Marco MASO
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Patent number: 11811431Abstract: In accordance with an example embodiment of the present invention, a method comprising: selecting, by a user equipment, a subset of linear combination coefficients from a linearized two-dimensional matrix having columns of frequency domain components and rows of spatial beams components for channel state information determination, wherein the number of linear combination coefficients in the subset is less than all of the linear combination coefficients; determining indication comprising information associated with column indices of the selected subset of linear combination coefficients from the linearized two-dimensional matrix, wherein the indication excludes the index of the column with lowest index of the linearized two-dimensional matrix; determining compressed channel state information comprising locations in the linearized two-dimensional matrix of the subset of linear combination coefficients and corresponding values of the linear combination coefficients at those locations; and reporting, from the useType: GrantFiled: July 12, 2022Date of Patent: November 7, 2023Assignee: Nokia Technologies OyInventors: Rana Ahmed Salem, Filippo Tosato, Marco Maso, William Hillery
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Patent number: 11777206Abstract: Systems, methods, apparatuses, and computer program products for initialization and operation of intelligent reflecting surface. The method may include transmitting a synchronization signal block burst to a reflection surface device. The method may also include receiving a first measurement report of the synchronization signal block burst received at the reflection surface device. The method may further include determining a transmit beam for a subsequent synchronization signal block burst based on a highest strength of signals in the synchronization signal block burst. In addition, the method may include receiving a second measurement report of the subsequent synchronization signal block burst. Further, the method may include determining an arrival angle of the subsequent synchronization signal block burst at the reflection surface device. The method may also include establishing a connection with the reflection surface device based on the transmit beam and the arrival angle.Type: GrantFiled: June 18, 2021Date of Patent: October 3, 2023Assignee: NOKIA TECHNOLOGIES OYInventors: Qiping Zhu, Frederick Vook, Nitin Mangalvedhe, Jun Tan, William Hillery
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Publication number: 20230283341Abstract: A method, apparatus, and a computer-readable storage medium are provided for partial reciprocity-based adaptive port selection codebook configuration. A method, apparatus, and a computer-readable storage medium are provided for partial reciprocity- based adaptive port selection codebook configuration. In an example implementation, the method may include a user equipment receiving at least one channel state information reporting configuration from a network node, the at least one channel state information reporting configuration including precoding matrix indicator as reporting quantity and an adaptive port selection codebook configuration for the precoding matrix indicator and determining whether partial reciprocity operations for adaptive port selection precoding matrix indicator are activated, the determining based at least on information in a sounding reference signal (SRS) request field of a downlink control information, an active semi- persistent SRS, or a periodic SRS configured by higher layers.Type: ApplicationFiled: August 7, 2020Publication date: September 7, 2023Inventors: Salah Eddine Hajri, Frederick VOOK, Rana AHMED SALEM, Eugene VISOTSKY, William HILLERY, Filippo TOSATO
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Publication number: 20220407222Abstract: Systems, methods, apparatuses, and computer program products for initialization and operation of intelligent reflecting surface. The method may include transmitting a synchronization signal block burst to a reflection surface device. The method may also include receiving a first measurement report of the synchronization signal block burst received at the reflection surface device. The method may further include determining a transmit beam for a subsequent synchronization signal block burst based on a highest strength of signals in the synchronization signal block burst. In addition, the method may include receiving a second measurement report of the subsequent synchronization signal block burst. Further, the method may include determining an arrival angle of the subsequent synchronization signal block burst at the reflection surface device. The method may also include establishing a connection with the reflection surface device based on the transmit beam and the arrival angle.Type: ApplicationFiled: June 18, 2021Publication date: December 22, 2022Inventors: Qiping Zhu, Frederick Vook, Nitin Mangalvedhe, Jun Tan, William Hillery
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Patent number: 11528064Abstract: A technique includes receiving an uplink grant that indicates a size (M) of uplink resources allocated to the user device sub-band precoder indications; determining a set of uplink sub-band allocation parameters, including at least: a total number of bits (N) for sub-band precoder indications (where N remains constant for different values of M); a number of bits (m) per each of the sub-band precoder indications; and a sub-band size (J) for each of the one or more sub-bands; wherein at least one of the number of bits (m) per sub-band precoder indication and the sub-band size (J) for each of the one or more sub-bands changes or is a different value based on different sizes (M) of uplink resources; decoding each of the one or more sub-band precoder indications; and precoding, based on the one or more sub-band precoder indications, data for transmission via the one or more sub-bands.Type: GrantFiled: June 13, 2018Date of Patent: December 13, 2022Assignee: Nokia Technologies OyInventors: Jun Tan, Nitin Mangalvedhe, Frederick Vook, William Hillery, Eugene Visotsky
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Patent number: 11528657Abstract: Systems, methods, apparatuses, and computer program products for intelligent reflecting surface configuration. The method may include scanning for synchronization signal blocks and reflection surface synchronization signal blocks during a cell search at a frequency on a synchronization raster. The method may also include determining whether a synchronization signal block or a reflection surface synchronization signal block is detected as a result of the scanning. The method may further include selecting a detected synchronization signal block or a detected reflection synchronization signal block based on a measurement metric of the detected synchronization signal block and the detected reflection synchronization signal block. In addition, the method may include performing an access procedure with a network element using the selected synchronization signal block or the selected reflection synchronization signal block.Type: GrantFiled: June 18, 2021Date of Patent: December 13, 2022Assignee: NOKIA TECHNOLOGIES OYInventors: Nitin Mangalvedhe, Frederick Vook, Qiping Zhu, William Hillery, Jun Tan
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Publication number: 20220352956Abstract: In accordance with an example embodiment of the present invention, a method comprising: selecting, by a user equipment, a subset of linear combination coefficients from a linearized two-dimensional matrix having columns of frequency domain components and rows of spatial beams components for channel state information determination, wherein the number of linear combination coefficients in the subset is less than all of the linear combination coefficients; determining indication comprising information associated with column indices of the selected subset of linear combination coefficients from the linearized two-dimensional matrix, wherein the indication excludes the index of the column with lowest index of the linearized two-dimensional matrix; determining compressed channel state information comprising locations in the linearized two-dimensional matrix of the subset of linear combination coefficients and corresponding values of the linear combination coefficients at those locations; and reporting, from the useType: ApplicationFiled: July 12, 2022Publication date: November 3, 2022Inventors: Rana AHMED SALEM, Filippo TOSATO, Marco MASO, William HILLERY
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Patent number: 11424807Abstract: In accordance with an example embodiment of the present invention, a method comprising: selecting, by a user equipment, a subset of linear combination coefficients from a linearized two-dimensional matrix having columns of frequency domain components and rows of spatial beams components for channel state information determination, wherein the number of linear combination coefficients in the subset is less than all of the linear combination coefficients; determining indication comprising information associated with column indices of the selected subset of linear combination coefficients from the linearized two-dimensional matrix, wherein the indication excludes the index of the column with lowest index of the linearized two-dimensional matrix; determining compressed channel state information comprising locations in the linearized two-dimensional matrix of the subset of linear combination coefficients and corresponding values of the linear combination coefficients at those locations; and reporting, from the useType: GrantFiled: December 6, 2019Date of Patent: August 23, 2022Assignee: Nokia Technologies OyInventors: Rana Ahmed Salem, Filippo Tosato, Marco Maso, William Hillery
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Publication number: 20210385828Abstract: Systems, methods, apparatuses, and computer program products for dynamic and partial sharing of the channel measurement downlink (DL)-reference signal (RS) resources are provided.Type: ApplicationFiled: March 31, 2021Publication date: December 9, 2021Inventors: Rana Ahmed Salem, Eugene Visotsky, Salah Eddine Hajri, Frederick Vook, Marco Maso, William Hillery, Filippo Tosato
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Patent number: 11196522Abstract: An example of an embodiment is a method including: allocating, by a network node, an uplink non-orthogonal reference signal sequence to each of a plurality of user equipments within a cooperation area; receiving, from at least one user equipment of the plurality of user equipments, the uplink non-orthogonal reference signal allocated to the at least one user equipment; and determining channel state information for the at least one user equipment based on the received uplink non-orthogonal reference signal.Type: GrantFiled: September 20, 2019Date of Patent: December 7, 2021Assignee: Nokia Technologies OyInventors: Wolfgang Zirwas, Mihai Enescu, Frederick Vook, William Hillery, Eugene Visotsky
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Patent number: 11057095Abstract: Various communication system may benefit from the appropriate selection of communication parameters. For example, certain wireless communication systems may benefit from the user of a low-overhead high-rank codebook. A method can include determining a first partition of a precoding matrix with a higher resolution and a second partition of the precoding matrix with a lower resolution. The method can also include feeding back the first partition and the second partition.Type: GrantFiled: May 8, 2018Date of Patent: July 6, 2021Assignee: NOKIA TECHNOLOGIES OYInventors: Frederick Vook, William Hillery, Mihai Enescu, Eugene Visotsky, Xiaomao Mao, Nitin Mangalvedhe
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Publication number: 20200228169Abstract: A technique includes receiving an uplink grant that indicates a size (M) of uplink resources allocated to the user device sub-band precoder indications; determining a set of uplink sub-band allocation parameters, including at least: a total number of bits (N) for sub-band precoder indications (where N remains constant for different values of M); a number of bits (m) per each of the sub-band precoder indications; and a sub-band size (J) for each of the one or more sub-bands; wherein at least one of the number of bits (m) per sub-band precoder indication and the sub-band size (J) for each of the one or more sub-bands changes or is a different value based on different sizes (M) of uplink resources; decoding each of the one or more sub-band precoder indications; and precoding, based on the one or more sub-band precoder indications, data for transmission via the one or more sub-bands.Type: ApplicationFiled: June 13, 2018Publication date: July 16, 2020Inventors: Jun Tan, Nitin Mangalvedhe, Frederick Vook, William Hillery, Eugene Visotsky
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Publication number: 20200186224Abstract: In accordance with an example embodiment of the present invention, a method comprising: selecting, by a user equipment, a subset of linear combination coefficients from a linearized two-dimensional matrix having columns of frequency domain components and rows of spatial beams components for channel state information determination, wherein the number of linear combination coefficients in the subset is less than all of the linear combination coefficients; determining indication comprising information associated with column indices of the selected subset of linear combination coefficients from the linearized two-dimensional matrix, wherein the indication excludes the index of the column with lowest index of the linearized two-dimensional matrix; determining compressed channel state information comprising locations in the linearized two-dimensional matrix of the subset of linear combination coefficients and corresponding values of the linear combination coefficients at those locations; and reporting, from the useType: ApplicationFiled: December 6, 2019Publication date: June 11, 2020Inventors: Rana AHMED SALEM, Filippo TOSATO, Marco MASO, William HILLERY
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Publication number: 20200169309Abstract: Various communication system may benefit from the appropriate selection of communication parameters. For example, certain wireless communication systems may benefit from the user of a low-overhead high-rank codebook. A method can include determining a first partition of a precoding matrix with a higher resolution and a second partition of the precoding matrix with a lower resolution. The method can also include feeding back the first partition and the second partition.Type: ApplicationFiled: May 8, 2018Publication date: May 28, 2020Inventors: Frederick Vook, William Hillery, Mihai Enescu, Eugene Visotsky, Xiaomao Mao, Nitin Mangalvedhe
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Publication number: 20200106583Abstract: An example of an embodiment is a method including: allocating, by a network node, an uplink non-orthogonal reference signal sequence to each of a plurality of user equipments within a cooperation area; receiving, from at least one user equipment of the plurality of user equipments, the uplink non-orthogonal reference signal allocated to the at least one user equipment; and determining channel state information for the at least one user equipment based on the received uplink non-orthogonal reference signal.Type: ApplicationFiled: September 20, 2019Publication date: April 2, 2020Inventors: Wolfgang ZIRWAS, Mihai Enescu, Frederick Vook, William Hillery, Eugene Visotsky
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Patent number: 10461823Abstract: Systems, methods, apparatuses, and computer program products relating to support MIMO on the UL with flexibility and enhanced performance, for example, in 5G or new radio access technology (NR).Type: GrantFiled: June 6, 2018Date of Patent: October 29, 2019Assignee: NOKIA TECHNOLOGIES OYInventors: Jun Tan, William Hillery, Eugene Visotsky, Frederick Vook, Nitin Mangalvedhe
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Patent number: 10404337Abstract: Systems, methods, apparatuses, and computer program products for a UE-specific codebook design are provided. One method may include determining, by a network node, variable spacing between antenna elements of a user equipment. The method may also include configuring user equipment specific precoders based on the variable spacing between the user equipment antenna elements.Type: GrantFiled: August 3, 2018Date of Patent: September 3, 2019Assignee: NOKIA TECHNOLOGIES OYInventors: Jun Tan, William Hillery, Eugene Visotsky, Fred Vook
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Publication number: 20190140714Abstract: Systems, methods, apparatuses, and computer program products relating to support MIMO on the UL with flexibility and enhanced performance, for example, in 5G or new radio access technology (NR).Type: ApplicationFiled: June 6, 2018Publication date: May 9, 2019Inventors: Jun TAN, William HILLERY, Eugene VISOTSKY, Frederick VOOK, Nitin MANGALVEDHE