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US 12,690,023 B2Granted
Frequency-domain data merging method and apparatus, storage medium, and electronic apparatus
AssigneeZte Corporation
InventorsShijun Chen, Dawei Chen, Junqiang Li
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Abstract
Provided are a frequency-domain data merging method and apparatus, a storage medium, and an electronic apparatus. The method includes: respectively performing up-conversion on baseband data of a plurality of frequency bands in a frequency domain, so as to obtain frequency-domain received data of each frequency band from among the plurality of frequency bands that has been subjected to up-conversion; and merging the frequency-domain received data of each frequency band that has been subjected to up-conversion, so as to obtain merged frequency-domain received data.
Claims18
A frequency-domain data merging method, comprising:
- respectively performing up-conversion on baseband data of a plurality of frequency bands in a frequency domain, so as to obtain frequency-domain received data of each frequency band from among the plurality of frequency bands that has been subjected to up-conversion;
- and
- merging the frequency-domain received data of each frequency band that has been subjected to up-conversion, so as to obtain merged frequency-domain received data,
- wherein the respectively performing up-conversion on baseband data of a plurality of frequency bands in a frequency domain comprises:
- respectively determining a frequency difference between a center frequency of each frequency band from among the plurality of frequency bands and an overall center frequency, wherein the overall center frequency is a frequency determined according to a center frequency of a first frequency band, a center frequency of a second frequency band, a bandwidth of the first frequency band, and a bandwidth of the second frequency band, the first frequency band is a frequency band with the maximum center frequency from among the plurality of frequency bands, and the second frequency band is a frequency band with the minimum center frequency from among the plurality of frequency bands;
- and
- performing up-conversion on baseband data of each frequency band in the frequency domain according to the frequency difference between the center frequency of each frequency band and the overall center frequency, so as to obtain the frequency-domain received data of each frequency band from among the frequency bands that has been subjected to up-conversion, wherein a subcarrier frequency of the frequency-domain received data of each frequency band from among the plurality of frequency bands is configured to indicate the sum of a subcarrier frequency of the baseband data of each frequency band from among the plurality of frequency bands and the frequency difference.
4 more elements
A frequency-domain data merging apparatus, comprising:
- an obtaining module, configured to respectively perform up-conversion on baseband data of a plurality of frequency bands in a frequency domain, so as to obtain frequency-domain received data of each frequency band from among the plurality of frequency bands that has been subjected to up-conversion;
- and
- a merging module, configured to merge the frequency-domain received data of each frequency band that has been subjected to up-conversion, so as to obtain merged frequency-domain received data.
An electronic apparatus comprising a memory and a processor, wherein a computer program is stored in the memory, and the processor is configured to:
- respectively perform up-conversion on baseband data of a plurality of frequency bands in a frequency domain, so as to obtain frequency-domain received data of each frequency band from among the plurality of frequency bands that has been subjected to up-conversion;
- and
- merge the frequency-domain received data of each frequency band that has been subjected to up-conversion, so as to obtain merged frequency-domain received data,
- wherein the processor is further configured to:
- respectively determine a frequency difference between a center frequency of each frequency band from among the plurality of frequency bands and an overall center frequency, wherein the overall center frequency is a frequency determined according to a center frequency of a first frequency band, a center frequency of a second frequency band, a bandwidth of the first frequency band, and a bandwidth of the second frequency band, the first frequency band is a frequency band with the maximum center frequency from among the plurality of frequency bands, and the second frequency band is a frequency band with the minimum center frequency from among the plurality of frequency bands;
- and
- perform up-conversion on baseband data of each frequency band in the frequency domain according to the frequency difference between the center frequency of each frequency band and the overall center frequency, so as to obtain the frequency-domain received data of each frequency band from among the frequency bands that has been subjected to up-conversion, wherein a subcarrier frequency of the frequency-domain received data of each frequency band from among the plurality of frequency bands is configured to indicate the sum of a subcarrier frequency of the baseband data of each frequency band from among the plurality of frequency bands and the frequency difference.
4 more elements
Dependencies are inferred from the claim text.