US 2025/0184193 A1 · COMMUNICATION METHOD AND APPARATUS, DEVICE, AND STORAGE MEDIUM

Abstract

This application provides a communication method and apparatus, a device, and a storage medium. The method includes: performing windowing processing on a frequency-domain signal of a first signal by using a window signal, to obtain a first frequency-domain signal, where the first signal is an OFDM signal that carries M amplitude shift keying modulation symbols, and M is a positive integer, a second frequency-domain signal is a frequency-domain signal to which the first frequency-domain signal is mapped on a first frequency-domain resource, the first frequency-domain resource is an upper half or a lower half of a frequency-domain resource occupied by the first frequency-domain signal, a second signal is a time-domain signal of the second frequency-domain signal, and the second signal is an OFDM signal that carries the M amplitude shift keying modulation symbols; and sending the second signal.

Claims20

Dependent claims

A communication method, wherein the method comprises:

performing windowing processing on a frequency-domain signal of a first signal by using a window signal, to obtain a first frequency-domain signal, wherein the first signal is an orthogonal frequency-division multiplexing (OFDM) signal that carries M amplitude shift keying modulation symbols, and M is a positive integer, wherein
a second frequency-domain signal is a frequency-domain signal to which the first frequency-domain signal is mapped on a first frequency-domain resource, the first frequency-domain resource is an upper half or a lower half of a frequency-domain resource occupied by the first frequency-domain signal, a second signal is a time-domain signal of the second frequency-domain signal, and the second signal is an OFDM signal that carries the M amplitude shift keying modulation symbols;
and
sending the second signal.

1 more element

A communication method, wherein the method comprises:

receiving a second signal, wherein the second signal is an OFDM signal that carries M amplitude shift keying modulation symbols, the second signal is a time-domain signal of a second frequency-domain signal, the second frequency-domain signal is a frequency-domain signal to which a first frequency-domain signal is mapped on a first frequency-domain resource, the first frequency-domain resource is an upper half or a lower half of a frequency-domain resource occupied by the first frequency-domain signal, the first frequency-domain signal is a frequency-domain signal obtained by performing windowing processing on a first signal by using a window signal, and the first signal is an OFDM signal that carries the M amplitude shift keying modulation symbols;
and
determining the M amplitude shift keying modulation symbols carried in the second signal.

An apparatus, comprising:

at least one processor;
and
a memory coupled to the at least one processor and having program instructions stored thereon which, when executed by the at least one processor, cause the apparatus to:
receive a second signal, wherein the second signal is an OFDM signal that carries M amplitude shift keying modulation symbols, the second signal is a time-domain signal of a second frequency-domain signal, the second frequency-domain signal is a frequency-domain signal to which a first frequency-domain signal is mapped on a first frequency-domain resource, the first frequency-domain resource is an upper half or a lower half of a frequency-domain resource occupied by the first frequency-domain signal, the first frequency-domain signal is a frequency-domain signal obtained by performing windowing processing on a first signal by using a window signal, and the first signal is an OFDM signal that carries the M amplitude shift keying modulation symbols;
and
determine the M amplitude shift keying modulation symbols carried in the second signal.

3 more elements

Dependencies are inferred from the claim text.

Communication method and apparatus, device, and storage medium

Life of this patent

Communication method and apparatus, device, and storage medium

Life of this patent

Abstract

Claims20