Title:
AMPLIFICATION CIRCUIT, FRONT END CIRCUIT, AND RECEPTION CIRCUIT
Document Type and Number:
WIPO Patent Application WO/2019/098145
Kind Code:
A1
Abstract:
An amplification circuit (1) comprises: a first terminal (11) and a second terminal (12); an amplifier (30) provided on a first path (21) connecting the first terminal (11) and the second terminal (12); a first switch circuit (41) provided on the first path (21) between the amplifier (30) and the second terminal (12); an attenuator (50) provided on the first path (21) between the amplifier and the first switch circuit (41); and a second switch circuit (46) provided on a second path (22) that bypasses the amplifier (30), attenuator (50), and first switch circuit (41), and is connected to the first terminal (11) and the second terminal (12).
Inventors:
BEPPU NOBUYASU (JP)
Application Number:
PCT/JP2018/041740
Publication Date:
May 23, 2019
Filing Date:
November 09, 2018
Export Citation:
Assignee:
MURATA MANUFACTURING CO (JP)
International Classes:
H03G3/10
Foreign References:
| JP2009239832A | 2009-10-15 | |||
| JP2009290411A | 2009-12-10 | |||
| JP2002217648A | 2002-08-02 | |||
| JP2003163555A | 2003-06-06 | |||
| JPS6019844B2 | 1985-05-18 |
Attorney, Agent or Firm:
YOSHIKAWA, Shuichi et al. (JP)
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