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Patent Searching and Data


Title:
AMPLIFIER, CONFIGURATION METHOD OF AMPLIFIER, AND COMMUNICATION APPARATUS
Document Type and Number:
WIPO Patent Application WO/2019/111296
Kind Code:
A1
Abstract:
An in-band extraction unit (11) is configured to extract an in-band from an output signal (Y3). An out-band extraction unit (12) is configured to extract at least one pair of out-bands including a low frequency side out-band and a high frequency side out-band from the outout signal (Y3). An ADC (4) is configured to convert the extracted in-band and out-bands to digital signals. A signal processing unit (5) is configured to process information included in the digital signals converted by the analog to digital converter and adjust an operation of predistorting an input baseband digital signal (X) to generate the output signa (Y3).

Inventors:
DEB SOUBHIK (JP)
TANIO MASAAKI (JP)
Application Number:
PCT/JP2017/043479
Publication Date:
June 13, 2019
Filing Date:
December 04, 2017
Export Citation:
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Assignee:
NEC CORP (JP)
International Classes:
H03F1/32
Foreign References:
US6493543B12002-12-10
US20140347126A12014-11-27
JP2008258704A2008-10-23
Attorney, Agent or Firm:
IEIRI Takeshi (JP)
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