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Patent Searching and Data


Title:
METHOD AND DEVICE FOR CONTROLLING UPDATE OF DIGITAL PREDISTORTION COEFFICIENTS
Document Type and Number:
Japanese Patent JP2014039260
Kind Code:
A
Abstract:

To provide a method and a device for controlling update of digital predistortion coefficients (DPD).

The device is used in a digital power control system and includes an update control unit for determining a set of DPD coefficients trained sufficiently out of a plurality of DPD coefficients, and a DPD coefficient generation unit performing self-adapting update for the set of DPD coefficients trained sufficiently, based on the determination results from the update control unit.


Inventors:
CHENU PEI
ZHOU JIANMIN
IWAMATSU TAKANORI
Application Number:
JP2013000168831
Publication Date:
February 27, 2014
Filing Date:
August 15, 2013
Export Citation:
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Assignee:
FUJITSU LTD
International Classes:
H03F1/32; H03F3/24; H03G3/20
Domestic Patent References:
JP2012244553A2012-12-10
JP2004363793A2004-12-24
JP2010011390A2010-01-14
JP2007049251A2007-02-22
JP2012010122A2012-01-12
JP2006279780A2006-10-12
Foreign References:
WO2003103166A12003-12-11
WO2012046561A12012-04-12
WO2006033256A12006-03-30
Attorney, Agent or Firm:
Tadashige Ito
Tadahiko Ito
Akinori Yamaguchi