Patents by Inventor Razvan-Andrei Stoica
Razvan-Andrei Stoica 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: 20240113915Abstract: Apparatuses, methods, and systems are disclosed for data-aided channel state information (CSI) measurement and reporting. One apparatus includes at least one processor and coupled with the at least one memory and configured to cause the apparatus to: decode a received signal to determine a decoded data sequence; perform at least one data-aided CSI measurement based on both the received signal and the decoded data sequence; and transmit a CSI report based on CSI reporting criteria and the at least one data-aided CSI measurement, where the CSI report comprises at least a portion of the at least one data-aided CSI measurement.Type: ApplicationFiled: December 6, 2023Publication date: April 4, 2024Inventors: Seyedomid Taghizadeh Motlagh, Sher Ali Cheema, Ali Ramadan Ali, Ankit Bhamri, Hyejung Jung, Hossein Bagheri, Vijay Nangia, Razvan-Andrei Stoica
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Publication number: 20240097753Abstract: Apparatuses, methods, and systems are disclosed for determining a precoder for wireless communications. An apparatus includes a processor that determines a precoder for a set of modulation symbols, the determined precoder comprising a plurality of codewords and configured to reduce an ensemble interference and a pairwise interference among the plurality of codewords. The processor precodes the set of modulation symbols based on the determined precoder. The processor maps the precoded set of modulation symbols to a set of physical transmission resources, wherein a number of modulation symbols in the set of modulation symbols is greater than a number of physical transmission resources in the set of physical transmission resources. The apparatus includes a transceiver that transmits, to a receiver node, an indication of the determined precoder and the set of physical transmission resources.Type: ApplicationFiled: November 22, 2023Publication date: March 21, 2024Inventors: Razvan-Andrei Stoica, Seyedomid Taghizadeh Motlagh, Vijay Nangia, Ali Ramadan Ali
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Patent number: 11917206Abstract: Apparatuses, methods, and systems are disclosed for video codec aware RAN configuration and unequal error protection coding. An apparatus includes a processor that detects a video coded traffic stream and a video codec specification used to encode the video coded traffic stream, determines an awareness of video coded traffic application data units (“ADUs”) of the video coded traffic stream as video coded network abstraction layer (“NAL”) units of data, aligns the video coded NAL units of the video coded traffic stream to physical layer (“PHY”) transport elements and subsequent channel coding element partitions for a video coded traffic aware PHY transport, determines a channel coding rate allocation of the channel coding element partitions, and applies a forward error correction (“FEC”) coding given at least the determined channel coding rate allocation of the video coded traffic aware PHY transport to channel coding element partitions for protection against radio transmission errors.Type: GrantFiled: December 17, 2021Date of Patent: February 27, 2024Assignee: Lenovo (Singapore) Pte. Ltd.Inventors: Razvan-Andrei Stoica, Hossein Bagheri, Vijay Nangia
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Patent number: 11870609Abstract: Apparatuses, methods, and systems are disclosed for supporting JED model selection and training. One apparatus includes a processor and a transceiver that receives a configuration from a network device, said configuration indicating at least one of: a set of resources for model training, a type of intended model training, and combinations thereof. The processor selects a Joint Channel Equalization and Decoding (“JED”) model from a set of models based on the received configuration. The processor trains the selected JED model using the received configuration.Type: GrantFiled: September 22, 2021Date of Patent: January 9, 2024Assignee: Lenovo (Singapore) Pte. Ltd.Inventors: Seyedomid Taghizadeh Motlagh, Sher Ali Cheema, Ali Ramadan Ali, Ankit Bhamri, Hyejung Jung, Hossein Bagheri, Vijay Nangia, Razvan-Andrei Stoica
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Patent number: 11863259Abstract: Apparatuses, methods, and systems are disclosed for determining a precoder for wireless communications. An apparatus includes a processor that determines a precoder for a set of modulation symbols, the determined precoder comprising a plurality of codewords and configured to reduce an ensemble interference and a pairwise interference among the plurality of codewords. The processor precodes the set of modulation symbols based on the determined precoder. The processor maps the precoded set of modulation symbols to a set of physical transmission resources for a transmission layer, wherein a number of modulation symbols in the set of modulation symbols is greater than a number of physical transmission resources in the set of physical transmission resources. The apparatus includes a transceiver that transmits, to a receiver node, an indication of the determined precoder and the set of physical transmission resources.Type: GrantFiled: October 22, 2021Date of Patent: January 2, 2024Assignee: Lenovo (Singapore) Pte. Ltd.Inventors: Razvan-Andrei Stoica, Seyedomid Taghizadeh Motlagh, Vijay Nangia, Ali Ramadan Ali
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Patent number: 11838225Abstract: Apparatuses, methods, and systems are disclosed for precoding wireless communications. An apparatus includes a processor and a memory coupled with the processor. The memory includes instructions that are executable by the processor to cause the apparatus to precode a set of symbols over a set of resources using a transform precoder that constrains a search space of codewords to a unit hypersphere such that the transform precoder comprises a spherical codebook having an angular threshold distance between codewords and to combine the precoded symbols in a redundant manner such that multiple parts of precoded symbols are used to protect against loss of the set of symbols.Type: GrantFiled: March 13, 2023Date of Patent: December 5, 2023Assignee: Lenovo (Singapore) Pte. Ltd.Inventors: Razvan-Andrei Stoica, Seyedomid Taghizadeh Motlagh, Vijay Nangia, Ali Ramadan Ali
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Patent number: 11824653Abstract: An apparatuses for radio access network configuration for video approximate semantic communications includes a transceiver that receives from a transmitter a bitstream corresponding to a video coded data transmission wherein the received bitstream includes bitwise transmission errors and a processor that performs FEC decoding and correcting at least one bitwise transmission error of the video coded data transmission whereas at least one bitwise transmission error is left in a bit-inexact reception of the video coded data transmissions post FEC decoding, applies, by a smart video decoder in a video approximate semantic communications mode, semantic error correction to decoded video coded data transmissions to correct and conceal one or more video artifacts in response to the bit-inexact reception of the video coded data transmissions post FEC decoding, and reconstructs a video uncoded representation of concealed approximate semantic content relative to the received bitstream corresponding to the video coded daType: GrantFiled: December 17, 2021Date of Patent: November 21, 2023Assignee: Lenovo (Singapore) Pte. Ltd.Inventors: Razvan-Andrei Stoica, Hossein Bagheri, Vijay Nangia
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Publication number: 20230291497Abstract: An apparatuses for radio access network configuration for video approximate semantic communications includes a transceiver that receives from a transmitter a bitstream corresponding to a video coded data transmission wherein the received bitstream includes bitwise transmission errors and a processor that performs FEC decoding and correcting at least one bitwise transmission error of the video coded data transmission whereas at least one bitwise transmission error is left in a bit-inexact reception of the video coded data transmissions post FEC decoding, applies, by a smart video decoder in a video approximate semantic communications mode, semantic error correction to decoded video coded data transmissions to correct and conceal one or more video artifacts in response to the bit-inexact reception of the video coded data transmissions post FEC decoding, and reconstructs a video uncoded representation of concealed approximate semantic content relative to the received bitstream corresponding to the video coded daType: ApplicationFiled: May 15, 2023Publication date: September 14, 2023Inventors: Razvan-Andrei Stoica, Hossein Bagheri, Vijay Nangia
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Publication number: 20230283435Abstract: Apparatuses, methods, and systems are disclosed for configuring a sensing reference signal. One method includes receiving, at a first device, configuration information from a second device. The configuration includes: a set of sensing reference signal sequence generation parameters; a set of sensing reference signal resource pattern parameters, wherein a pattern corresponding to the set of sensing reference signal resource pattern parameters includes time domain locations of symbols within a sensing reference signal, frequency domain locations of resource elements within the sensing reference signal, or a combination thereof; and information indicating to map a generated sequence based on the pattern on at least one antenna to create a sensing reference signal pattern. The method includes generating a sensing reference signal. The method includes transmitting and/or receiving the sensing reference signal according to the configuration information.Type: ApplicationFiled: May 15, 2023Publication date: September 7, 2023Inventors: Seyedomid Taghizadeh Motlagh, Ali Ramadan Ali, Ankit Bhamri, Sher Ali Cheema, Razvan-Andrei Stoica, Hyejung Jung, Vijay Nangia
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Patent number: 11700100Abstract: Apparatuses, methods, and systems are disclosed for configuring a sensing reference signal. One method includes receiving, at a first device, configuration information from a second device. The configuration includes: a set of sensing reference signal sequence generation parameters; a set of sensing reference signal resource pattern parameters, wherein a pattern corresponding to the set of sensing reference signal resource pattern parameters includes time domain locations of symbols within a sensing reference signal, frequency domain locations of resource elements within the sensing reference signal, or a combination thereof; and information indicating to map a generated sequence based on the pattern on at least one antenna to create a sensing reference signal pattern. The method includes generating a sensing reference signal. The method includes transmitting and/or receiving the sensing reference signal according to the configuration information.Type: GrantFiled: November 30, 2021Date of Patent: July 11, 2023Assignee: Lenovo (Singapore) Pte. Ltd.Inventors: Seyedomid Taghizadeh Motlagh, Ali Ramadan Ali, Ankit Bhamri, Sher Ali Cheema, Razvan-Andrei Stoica, Hyejung Jung, Vijay Nangia
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Publication number: 20230216622Abstract: Apparatuses, methods, and systems are disclosed for precoding wireless communications. An apparatus includes a processor and a memory coupled with the processor. The memory includes instructions that are executable by the processor to cause the apparatus to precode a set of symbols over a set of resources using a transform precoder that constrains a search space of codewords to a unit hypersphere such that the transform precoder comprises a spherical codebook having an angular threshold distance between codewords and to combine the precoded symbols in a redundant manner such that multiple parts of precoded symbols are used to protect against loss of the set of symbols.Type: ApplicationFiled: March 13, 2023Publication date: July 6, 2023Inventors: Razvan-Andrei Stoica, Seyedomid Taghizadeh Motlagh, Vijay Nangia, Ali Ramadan Ali
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RECONSTRUCTION METHOD OF DISCRETE DIGITAL SIGNALS IN NOISY OVERLOADED WIRELESS COMMUNICATION SYSTEMS
Publication number: 20230198811Abstract: A computer-implemented reconstruction method of discrete digital signals in noisy overloaded wireless communication systems that is characterized by a channel matrix of complex coefficients, the method including, receiving the signal from channel by a signal detector, measuring the noise power by a noise power estimator at the receiver , forwarding the detected signal and noise power estimation to a decoder that estimates the transmitted symbol, wherein the estimation of the decoder produces a symbol that could probably have been transmitted it is forwarded to a de-mapper, which outputs the bit estimates corresponding to the estimated transmit signal and the corresponding estimated symbol to a microprocessor for further processing.Type: ApplicationFiled: April 1, 2021Publication date: June 22, 2023Applicant: Continental Automotive Technologies GmbHInventors: David Gonzalez Gonzalez, Andreas Andrae, Osvaldo Gonsa, Hiroki Iimori, Giuseppe Thadeu Freitas de Abreu, Razvan-Andrei Stoica -
Publication number: 20230199198Abstract: Apparatuses, methods, and systems are disclosed for video codec importance indication and RAN awareness configuration.Type: ApplicationFiled: December 17, 2021Publication date: June 22, 2023Inventors: Razvan-Andrei Stoica, Hossein Bagheri, Vijay Nangia
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Publication number: 20230199221Abstract: Apparatuses, methods, and systems are disclosed for video codec aware RAN configuration and unequal error protection coding. An apparatus includes a processor that detects a video coded traffic stream and a video codec specification used to encode the video coded traffic stream, determines an awareness of video coded traffic application data units (“ADUs”) of the video coded traffic stream as video coded network abstraction layer (“NAL”) units of data, aligns the video coded NAL units of the video coded traffic stream to physical layer (“PHY”) transport elements and subsequent channel coding element partitions for a video coded traffic aware PHY transport, determines a channel coding rate allocation of the channel coding element partitions, and applies a forward error correction (“FEC”) coding given at least the determined channel coding rate allocation of the video coded traffic aware PHY transport to channel coding element partitions for protection against radio transmission errors.Type: ApplicationFiled: December 17, 2021Publication date: June 22, 2023Inventors: Razvan-Andrei Stoica, Hossein Bagheri, Vijay Nangia
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Publication number: 20230198663Abstract: An apparatuses for radio access network configuration for video approximate semantic communications includes a transceiver that receives from a transmitter a bitstream corresponding to a video coded data transmission wherein the received bitstream includes bitwise transmission errors and a processor that performs FEC decoding and correcting at least one bitwise transmission error of the video coded data transmission whereas at least one bitwise transmission error is left in a bit-inexact reception of the video coded data transmissions post FEC decoding, applies, by a smart video decoder in a video approximate semantic communications mode, semantic error correction to decoded video coded data transmissions to correct and conceal one or more video artifacts in response to the bit-inexact reception of the video coded data transmissions post FEC decoding, and reconstructs a video uncoded representation of concealed approximate semantic content relative to the received bitstream corresponding to the video coded daType: ApplicationFiled: December 17, 2021Publication date: June 22, 2023Inventors: Razvan-Andrei Stoica, Hossein Bagheri, Vijay Nangia
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Publication number: 20230171020Abstract: Apparatuses, methods, and systems are disclosed for sensing reference signal adjustments for user equipment participation. An apparatus includes a transceiver that transmits a radio sensing capability report to a network node of a mobile wireless communication network in response to a capability indication request configuration received from the network node. The transceiver receives, from the network node, configurations defining at least one sensing reference signal (“RS”) pattern, a sensing task, and a sensing RS mode based on the radio sensing capability report. The apparatus includes a processor that executes, based on the configurations, one or more of the sensing task and interference management according to the sensing RS pattern and the sensing RS mode in response to the sensing task and the interference management being scheduled, respectively.Type: ApplicationFiled: November 30, 2021Publication date: June 1, 2023Inventors: Seyedomid Taghizadeh Motlagh, Ali Ramadan Ali, Ankit Bhamri, Sher Ali Cheema, Razvan-Andrei Stoica, Hyejung Jung, Vijay Nangia
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Publication number: 20230171023Abstract: A computer-implemented reconstruction method of discrete digital signals in noisy overloaded wireless communication systems with CSI Errors that is characterized by a channel matrix of complex coefficients, the method including receiving the signal from channel by a signal detector, estimation of the CSI error parameter ? is done at the receiver, estimation noise power is done by a noise power estimator, forwarding the detected signal and the CSI error parameter ? and noise power estimation to a decoder that estimates the transmitted symbol, wherein the estimation of the decoder produces a symbol that could probably have been transmitted it is forwarded to a de-mapper, which outputs the bit estimates corresponding to the estimated transmit signal and the corresponding estimated symbol to a microprocessor for further processing.Type: ApplicationFiled: April 1, 2021Publication date: June 1, 2023Applicant: Continental Automotive Technologies GmbHInventors: David Gonzalez Gonzalez, Andreas Andrae, Osvaldo Gonsa, Hiroki Iimori, Giuseppe Thadeu Freitas de Abreu, Razvan-Andrei Stoica
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Publication number: 20230171053Abstract: Apparatuses, methods, and systems are disclosed for sensing reference signal configuration. One method includes receiving a first configuration from a second device. The method includes receiving a second configuration from the second device. The method includes, in response to receiving the second configuration: multiplexing the set of sensing reference signal patterns with other physical channels and signals; in response to being scheduled, transmitting the multiplexed set of sensing reference signal patterns; in response to being scheduled, receiving the multiplexed set of sensing reference signal patterns. The method includes receiving a third configuration from the second device. The third configuration indicates to perform measurements on received sensing reference signals and feedback a measurement report.Type: ApplicationFiled: November 30, 2021Publication date: June 1, 2023Inventors: Seyedomid Taghizadeh Motlagh, Ali Ramadan Ali, Ankit Bhamri, Sher Ali Cheema, Razvan-Andrei Stoica, Hyejung Jung, Vijay Nangia
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Publication number: 20230171060Abstract: Apparatuses, methods, and systems are disclosed for configuring a sensing reference signal. One method includes receiving, at a first device, configuration information from a second device. The configuration includes: a set of sensing reference signal sequence generation parameters; a set of sensing reference signal resource pattern parameters, wherein a pattern corresponding to the set of sensing reference signal resource pattern parameters includes time domain locations of symbols within a sensing reference signal, frequency domain locations of resource elements within the sensing reference signal, or a combination thereof; and information indicating to map a generated sequence based on the pattern on at least one antenna to create a sensing reference signal pattern. The method includes generating a sensing reference signal. The method includes transmitting and/or receiving the sensing reference signal according to the configuration information.Type: ApplicationFiled: November 30, 2021Publication date: June 1, 2023Inventors: Seyedomid Taghizadeh Motlagh, Ali Ramadan Ali, Ankit Bhamri, Sher Ali Cheema, Razvan-Andrei Stoica, Hyejung Jung, Vijay Nangia
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Publication number: 20230144250Abstract: A computer-implemented reconstruction method of discrete digital signal recovery in noisy overloaded wireless communication systems in the presence of hardware impairments that is characterized by a channel matrix of complex coefficients, the method including, receiving the signal from channel by a signal detector, estimation of hardware impairments parameter ? is done at the receiver, estimation noise power is done by a noise power estimator, forwarding the detected signal and hardware impairments parameter ? and noise power estimation to a decoder that estimates the transmitted symbol, wherein the estimation of the decoder produces a symbol that could probably have been transmitted it is forwarded to a de-mapper, which outputs the bit estimates corresponding to the estimated transmit signal and the corresponding estimated symbol to a microprocessor for further processing.Type: ApplicationFiled: April 1, 2021Publication date: May 11, 2023Applicant: Continental Automotive Technologies GmbHInventors: David Gonzalez Gonzalez, Andreas Andrae, Osvaldo Gonsa, Hiroki Iimori, Giuseppe Thadeu Freitas de Abreu, Razvan-Andrei Stoica