P

Inventor

PATCHAVA RAVITEJA

US38 patents

Patents

38 patents
US11616676B1Mar 28, 2023

Phase tracking reference signal phase noise tracking

QUALCOMM INC9 citations86
US12212445B2Jan 28, 2025

Modified demodulation reference signal patterns for orthogonal frequency-division multiplexing

QUALCOMM INC2 citations75
US12132538B2Oct 29, 2024

Two stage codebook beamforming for channel estimation in passive devices

QUALCOMM INC3 citations75
US11678285B2Jun 13, 2023

Synchronization signal block design using a single carrier quadrature amplitude modulation waveform

QUALCOMM INC4 citations75
US11632272B1Apr 18, 2023

Multiplexing demodulation reference signal and data in orthogonal time frequency space waveform

QUALCOMM INC4 citations75
US12155593B2Nov 26, 2024

Demodulation reference signal precoding in high-doppler scenarios

QUALCOMM INC2 citations73
US12095685B2Sep 17, 2024

Orthogonal time frequency space precoding for tracking reference signal

QUALCOMM INC2 citations73
US11777566B2Oct 3, 2023

Orthogonal time frequency space precoding of sounding reference signals

QUALCOMM INC2 citations73
US11659459B2May 23, 2023

Waveform switching mechanism for digital MMWAVE repeaters in higher bands

QUALCOMM INC2 citations73
US12348347B2Jul 1, 2025

Extra guard interval

QUALCOMM INC1 citations64
US12231272B2Feb 18, 2025

Helper signal based envelope tracking

QUALCOMM INC1 citations64
US12568010B2Mar 3, 2026

Frequency domain multiplexing of a data signal and a reference signal

QUALCOMM INC0 citations62
US12549423B2Feb 10, 2026

Estimation of power amplifier nonlinearity based on multiplexed reference signals within a slot

QUALCOMM INC0 citations62
US12483297B2Nov 25, 2025

Cyclic delay and doppler shift

QUALCOMM INC0 citations62
US12451915B2Oct 21, 2025

Nonlinear power amplifier operating mode indication

QUALCOMM INC0 citations62
US12438751B2Oct 7, 2025

Demodulation reference signal sequence signaling for single carrier waveforms with a nonlinear power amplify in higher bands

QUALCOMM INC0 citations62
US12431741B2Sep 30, 2025

Techniques for load resistance signaling for wireless power transfer

QUALCOMM INC0 citations62
US12177842B2Dec 24, 2024

Orthogonal time frequency space precoding of control channel and shared channel communications

QUALCOMM INC0 citations62
US12155585B2Nov 26, 2024

Physical broadcast channel precoding in high-doppler scenarios

QUALCOMM INC0 citations62
US12119901B2Oct 15, 2024

Precoding vector based on singular value decomposition characterization of a communication channel

QUALCOMM INC0 citations62
US11996969B2May 28, 2024

Guard interval in delay-Doppler domain

QUALCOMM INC0 citations62
US11870627B2Jan 9, 2024

Guard interval-based waveform with data part and tail part

QUALCOMM INC1 citations62
US11832354B2Nov 28, 2023

Integrated access and backhaul node specific guard intervals

QUALCOMM INC0 citations62
US11750430B2Sep 5, 2023

Link specific guard interval

QUALCOMM INC0 citations62
US11546947B1Jan 3, 2023

Aligning physical random access channel communications and data communications

QUALCOMM INC0 citations62
US12484000B2Nov 25, 2025

Initial physical random access channel (PRACH) power control using multiple PRACH signals

QUALCOMM INC0 citations60
US11943051B2Mar 26, 2024

Rate matching and channel interleaving for probabilistic shaping

QUALCOMM INC1 citations60
US12587870B2Mar 24, 2026

Beam sweeping to improve the range of wireless power transfer

QUALCOMM INC0 citations52
US12525826B2Jan 13, 2026

Frequency spreading based channel state information acquisition in wireless power transfer

QUALCOMM INC0 citations52
US12519341B2Jan 6, 2026

Control information acquisition based on backscattering for a wideband channel

QUALCOMM INC0 citations52
US12500804B2Dec 16, 2025

Power harvesting using a multi-tone energy waveform

QUALCOMM INC0 citations52
US12494671B2Dec 9, 2025

Wireless power transfer from a user equipment (UE)

QUALCOMM INC0 citations52
US12470445B2Nov 11, 2025

Multi-carrier on-off keying communications

QUALCOMM INC0 citations52
US12309727B2May 20, 2025

Techniques for rate matching order for orthogonal time frequency space multiplexing

QUALCOMM INC0 citations52
US12063137B2Aug 13, 2024

Hybrid orthogonal frequency division multiplexing

QUALCOMM INC0 citations52
US12047920B2Jul 23, 2024

Shifting a fast Fourier transform (FFT) window to generate a self-contained slot

QUALCOMM INC0 citations52
US11848805B2Dec 19, 2023

Guard interval configurations for multiple links

QUALCOMM INC0 citations52
US11843495B2Dec 12, 2023

Guard interval based waveform

QUALCOMM INC0 citations52