Patents Examined by Eva Y Puente
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Patent number: 11716133Abstract: An operating method of a base station in a wireless communication system includes receiving, from a terminal, information related to a first beam switching time for transmission of an uplink signal, determining a second beam switching time for transmission of the uplink signal, based on configuration information related to the uplink signal and the first beam switching time, transmitting the configuration information related to the uplink signal and the second beam switching time to the terminal, and receiving the uplink signal from the terminal, wherein the uplink signal includes at least one of a sounding reference signal (SRS), a physical uplink shared channel (PUSCH), or a physical uplink control channel (PUCCH).Type: GrantFiled: September 16, 2020Date of Patent: August 1, 2023Inventors: Youngrok Jang, Hoondong Noh, Jinhyun Park, Hyoungju Ji
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Patent number: 11711122Abstract: A precoding process is performed on a first baseband signal and a second baseband signal to generate a first precoding signal and a second precoding signal. A pilot signal is inserted into the first precoding signal and phase change is performed on the second precoding signal. A pilot signal is inserted into the phase changed second precoding signal, and phase change is further performed on the phase-changed second precoding signal with the pilot signal inserted.Type: GrantFiled: November 29, 2021Date of Patent: July 25, 2023Assignee: Panasonic Intellectual Property Corporation of AmericaInventors: Yutaka Murakami, Tomohiro Kimura, Mikihiro Ouchi
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Patent number: 11711181Abstract: A terminal and a storage medium are provided. The storage medium stores a program for causing a processor to implement a method performed by the terminal, the method includes: sending, to a network device, first indication information which is used to indicate, to the network device, at least one of: number of first SRS resource sets required by the terminal, number of first SRS resources in a first SRS resource set, maximum layer number of uplink multi-antenna transmission of the terminal, whether uplink transmission channels of the terminal are coherent, and maximum number of PTRS ports supported for uplink transmission by the terminal, and is used by the network device to determine second indication information used to instruct the terminal to send an SRS signal; receiving second indication information sent by the network device; sending an SRS signal according to second indication information.Type: GrantFiled: November 22, 2021Date of Patent: July 25, 2023Assignee: VIVO MOBILE COMMUNICATION CO., LTD.Inventor: Peng Sun
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Patent number: 11706062Abstract: A digital filter for filtering a pulse density modulation (PDM) signal is presented. The filter has a first filter circuit to receive an input signal and to provide a filtered input signal at successive time steps which include a first filtered value at the first time step and a second filtered value at a second time step. The filter also has a quantizer to provide an output signal comprising output values at successive time steps and a filter variable circuit with a first multiplication circuit to receive the first filter variable, and divide the first filter variable by a first gain factor and a first summing circuit configured to receive the divided first filter variable, receive the output signal, and add the divided first filter variable and the first output value and a second multiplication circuit and a delay circuit.Type: GrantFiled: November 24, 2021Date of Patent: July 18, 2023Assignee: Dialog Semiconductor B.V.Inventors: Ashley Hughes, Wessel Harm Lubberhuizen
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Patent number: 11706060Abstract: A serial receiver combines continuous-time equalization, analog interleaving, and discrete-time gain for rapid, efficient data reception and quantization of a serial, continuous-time signal. A continuous-time equalizer equalizes a received signal. A number N of time-interleaved analog samplers sample the equalized continuous-time signal to provide N streams of analog samples transitioning at rate reduced by 1/N relative to the received signal. A set of N discrete-time variable-gain amplifiers amplify respective streams of analog samples. A quantizer then quantizes the amplified streams of analog samples to produce a digital signal.Type: GrantFiled: August 30, 2021Date of Patent: July 18, 2023Assignee: Rambus Inc.Inventors: Haidang Lin, Charles Walter Boecker, Masum Hossain
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Patent number: 11705999Abstract: Methods, systems, and devices for wireless communications are described. A user equipment (UE) may communicate with a base station using a beamforming configuration, according to a transmission configuration indicator (TCI) configuration. The UE may receive a message including a TCI configuration. The UE may determine based on the TCI configuration, a TCI pool for a TCI state type of a set of TCI state types and a set of CCs. The UE may then perform the wireless communication via a directional beam based on the TCI pool for the TCI state type and the set of component carriers (CCs).Type: GrantFiled: November 12, 2021Date of Patent: July 18, 2023Assignee: QUALCOMM IncorporatedInventors: Kiran Venugopal, Yan Zhou, Tao Luo, Junyi Li
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Patent number: 11700023Abstract: An apparatus comprises: a first plurality of first radio frequency chains; a second plurality of second radio frequency chains, the first radio frequency chains being configured to produce wider side-band emissions than the second radio frequency chains; at least one antenna array comprising antenna elements, each of a first plurality of the antenna elements being coupled with a corresponding one of the first plurality of first radio frequency chains, the first plurality of first radio frequency chains being configured to cause transmissions predominately in a first band within a channel, each of a second plurality of the antenna elements being coupled with a corresponding one of the second plurality of second radio frequency chains, the second plurality of second radio frequency chains being configured to cause transmissions predominately in at least one second band within the channel.Type: GrantFiled: September 10, 2021Date of Patent: July 11, 2023Assignee: NOKIA TECHNOLOGIES OYInventors: Karthik Upadhya, Carl Nuzman, Alexei Ashikhmin, Stefan Wesemann, Hong Yang
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Patent number: 11700050Abstract: Various aspects of the present disclosure generally relate to wireless communication. In some aspects, a base station may determine a polarization of a bandwidth part. The base station may transmit, to a user equipment, a polarization indication that indicates the polarization for the bandwidth part. Numerous other aspects are provided.Type: GrantFiled: September 8, 2021Date of Patent: July 11, 2023Assignee: QUALCOMM IncorporatedInventors: Liangping Ma, Xiao Feng Wang, Ayan Sengupta, Alberto Rico Alvarino, Peter Gaal, Bharat Shrestha, Jun Ma, Umesh Phuyal
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Patent number: 11689256Abstract: Example channel measurement methods and communications apparatus are described. One example method includes receiving a precoded reference signal by a terminal device, where the precoded reference signal is obtained by precoding a reference signal based on K angle vectors and L delay vectors. First indication information is generated and sent, where the first indication information is used to indicate P weighting coefficients corresponding to P angle-delay pairs. The P weighting coefficients are determined by using the precoded reference signal. The P angle-delay pairs and the P weighting coefficients corresponding to the P angle-delay pairs are used to determine a precoding matrix. Each angle-delay pair includes one of the K angle vectors and one of the L delay vectors. The K angle vectors and the L delay vectors are determined based on uplink channel measurement.Type: GrantFiled: June 15, 2021Date of Patent: June 27, 2023Assignee: Huawei Technologies Co., Ltd.Inventors: Zhimeng Zhong, Huangping Jin, Haifan Yin, Xiaoyan Bi, Li Fan
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Patent number: 11689395Abstract: A digital signal processing (DSP) device includes a first fitter to equalize channel dispersion associated with signal transmission through a medium, a second filter to cancel channel reflections, and a third filter to at least reduce noise. The DSP device is a receiver DSP of the SERDES.Type: GrantFiled: October 12, 2021Date of Patent: June 27, 2023Assignee: Avago Technologies International Sales Pte. LimitedInventors: Magesh Valliappan, Adam Benjamin Healey
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Patent number: 11689410Abstract: Methods, apparatuses, and computer-readable medium for DPD are provided. An example method may include receiving, from a base station, an uplink grant associated with one or more resources. The example method may further include transmitting, to the UE via the one or more resources, a DPD training signal at a first port of a plurality of ports. The example method may further include receiving, at a second port of the plurality of ports, the DPD training signal.Type: GrantFiled: November 22, 2021Date of Patent: June 27, 2023Assignee: QUALCOMM IncorporatedInventors: Rahul Malik, Timo Ville Vintola, Alexei Yurievitch Gorokhov, Raghu Narayan Challa, Shrenik Patel, Tao Luo
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Patent number: 11689938Abstract: The embodiments herein relate to method performed by a radio network node or a LMF, a method performed by a UE and a UE for downlink and uplink beam management for positioning measurements. The method comprising at least: configuring the target UE; receiving at least one report from the UE; exchanging the report(s) with neighboring network nodes and/or a location measurement function; providing instructions the UE; receiving at least one measurement report from the UE; and estimating the location of the UE using received information.Type: GrantFiled: August 18, 2022Date of Patent: June 27, 2023Assignee: Koninklijke Philips N.V.Inventors: Norbert Franke, Marcus Grossman, Markus Landmann, Mohammad Alawieh
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Patent number: 11683055Abstract: A first UE may transmit, to a second subset of one or more second UEs, one or more pilot signals associated with DPD training. The first UE may receive, from a third subset of the one or more second UEs, one or more feedback messages associated with DPD training. The one or more feedback messages may be based on the one or more pilot signals. Each second UE in the third subset of the one or more second UEs may correspond to one of the one or more feedback messages. The second UE may calculate one or more DPD parameters based on the one or more feedback messages. The second UE may transmit a first signal based on the calculated one or more DPD parameters.Type: GrantFiled: December 6, 2021Date of Patent: June 20, 2023Assignee: QUALCOMM IncorporatedInventors: Gideon Shlomo Kutz, Shay Landis, Idan Michael Horn, Yehonatan Dallal
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Patent number: 11665028Abstract: An integrated circuit equalizes a data signal expressed as a series of symbols. The symbols form data patterns with different frequency components. By considering these patterns, the integrated circuit can experiment with equalization settings specific to a subset of the frequency components, thereby finding an equalization control setting that optimizes equalization. Optimization can be accomplished by setting the equalizer to maximize symbol amplitude.Type: GrantFiled: September 23, 2021Date of Patent: May 30, 2023Assignee: Rambus Inc.Inventor: Ramin Farjad-Rad
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Patent number: 11664836Abstract: A received signal is enhanced by removing distortion components of a concurrently transmitted signal. A received signal is acquired in a receive frequency band concurrently with transmission of a transmit signal in a transmit frequency band. The received signal includes an intermodulation distortion component of the transmit signal. A representation of the transmit signal is processed using a non-linear predictor to output a distortion signal representing predicted distortion components in the received signal. The received signal is enhanced using the distortion signal by removing the predicted distortion components from the received signal corresponding to the distortion signal.Type: GrantFiled: May 17, 2018Date of Patent: May 30, 2023Assignee: NanoSemi, Inc.Inventors: Yanyu Huang, Zohaib Mahmood, Yan Li, Alexandre Megretski, Helen H. Kim
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Patent number: 11658708Abstract: Aspects of the present disclosure relate to wireless communication systems, and in particular, to techniques for generation and processing of an embedding representing a beam for communication. Certain aspects provide a method for wireless communication by a wireless node. The method generally includes receiving an embedding representing a characterization associated with a beam; providing the embedding to a machine learning (ML) model; generating one or more communication parameters for communication using the beam via the ML model based on the embedding; and communicating using the one or more communication parameters.Type: GrantFiled: July 2, 2021Date of Patent: May 23, 2023Assignee: QUALCOMM IncorporatedInventors: Lindsey Makana Kostas, Ryan Michael Carey, Mihir Vijay Laghate, Lorenzo Ferrari, Yuan Gao, Raghu Narayan Challa
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Patent number: 11646930Abstract: The present specification provides a method for transmitting guard symbol information, which is performed by a node in a wireless communication system, the method comprising: determining the guard symbol information, the guard symbol information indicating the number of guard symbols, desired by the node, associated with switching between a mobile terminal (MT) operation and a distributed unit (DU) operation; and transmitting the guard symbol information to a parent node, the guard symbol being a symbol not used on the basis of a transition between the MT operation and the DU operation.Type: GrantFiled: October 19, 2022Date of Patent: May 9, 2023Assignee: LG Electronics Inc.Inventors: Hyangsun You, Sukhyon Yoon, Haewook Park, Hyunsoo Ko, Gyeongcheol Lee
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Patent number: 11641226Abstract: The present disclosure provides a precoding processing method and apparatus for data, and a storage medium. The method includes: determining a precoding mode according to a type of a control channel, wherein the precoding mode at least includes one of: a predefined precoding mode or a feedback precoding mode; and performing precoding processing on data of the control channel according to the precoding mode.Type: GrantFiled: September 5, 2019Date of Patent: May 2, 2023Assignee: ZTE CORPORATIONInventors: Luanjian Bian, Bo Dai, Kun Liu, Weiwei Yang, Huiying Fang, Youjun Hu
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Patent number: 11641292Abstract: A decision feedback equalizer including: a first input latch configured to generate a first output signal from first data received by the first input latch, wherein the first input latch includes: a first sub-circuit configured to receive the first data and a reference voltage, compare the first data and the reference voltage, and generate first internal signals having different transition timings according to a result of the comparison between the first data and the reference voltage; and a second sub-circuit configured to receive, as first feedback, a second output signal, which corresponds to second data received by the first latch earlier than the first data, and generate the first output signal, which compensates for a difference between the transition timings of the first internal signals, based on the first feedback.Type: GrantFiled: August 3, 2021Date of Patent: May 2, 2023Assignee: SAMSUNG ELECTRONICS CO., LTD.Inventors: Kihwan Seong, Hyoungjoong Kim, Woongki Min
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Patent number: 11632152Abstract: Certain aspects of the present disclosure relate to methods and apparatus for performing one or more over the air calibration procedures for reciprocity based uplink MIMO transmissions, for example, in new radio (NR).Type: GrantFiled: January 9, 2017Date of Patent: April 18, 2023Assignee: QUALCOMM IncorporatedInventors: Yu Zhang, Chao Wei, Wanshi Chen