Power amplification device and transmitter

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United States of America Patent

PATENT NO 9240812
APP PUB NO 20150244324A1
SERIAL NO

14626712

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Abstract

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A power amplification device includes: a first power-amplifier array including a plurality of first switching elements that constitute a class-D power amplifier for a higher bits; a second power-amplifier array including a plurality of second switching elements that constitute a class-D power amplifier for a lower bits; and a capacitor array including a plurality of capacitance elements. The second switching elements have a larger on-resistance than the first switching elements. The first power-amplifier array is arranged between the second power-amplifier array and the capacitor array.

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Patent Owner(s)

Patent OwnerAddress
PANASONIC CORPORATION1006 OAZA KADOMA KADOMA-SHI OSAKA 571-8501

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Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Adachi, Hisashi Osaka, JP 85 1475
Daimo, Akinori Hyogo, JP 7 10
Kumagawa, Masahiro Hyogo, JP 12 26

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Citation count rangeNumber of patents cited in rangeNumber of patents cited in various citation count ranges469267665128113059303019832401 - 1011 - 2021 - 3031 - 4041 - 5051 - 6061 - 7071 - 8081 - 9091 - 100100 +020040060080010001200140016001800200022002400260028003000

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