Invention Application
- Patent Title: CHANNEL SOUNDING USING CARRIER AGGREGATION
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Application No.: US17566657Application Date: 2021-12-30
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Publication No.: US20220123846A1Publication Date: 2022-04-21
- Inventor: Aditya Chopra , Saeed Ghassemzadeh , Arunabha Ghosh , Ralf Bendlin , Salam Akoum , SaiRamesh Nammi , Thomas Novlan , Xiaoyi Wang
- Applicant: AT&T INTELLECTUAL PROPERTY I, L.P.
- Applicant Address: US GA ATLANTA
- Assignee: AT&T INTELLECTUAL PROPERTY I, L.P.
- Current Assignee: AT&T INTELLECTUAL PROPERTY I, L.P.
- Current Assignee Address: US GA ATLANTA
- Main IPC: H04B17/309
- IPC: H04B17/309 ; H04B17/318 ; H04B17/391

Abstract:
An example method may include a processing system of a channel sounding receiver having a processor receiving from a base station, at a location, a channel sounding waveform via a plurality of carriers, sampling the channel sounding waveform via the plurality of carriers to generate a plurality of per-carrier time domain sample sets, and processing the plurality of per-carrier time domain sample sets via a plurality of discrete Fourier transform modules to provide a plurality of per-carrier frequency domain sample sets. The method may further include the processing system aligning the plurality of per-carrier frequency domain sample sets in gain and phase to provide a combined frequency domain sample set and measuring a channel property at the location based upon the combined frequency domain sample set.
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