Title:
DUAL CONNECTION CIRCUIT AND ELECTRONIC DEVICE INCLUDING SAME
Document Type and Number:
WIPO Patent Application WO/2021/172849
Kind Code:
A1
Abstract:
Various embodiments of the present invention disclose a method and apparatus, comprising: a communication processor; an RFIC connected to the communication processor and outputting at least one of a first radio frequency signal, a second radio frequency signal, a third radio frequency signal, and a fourth radio frequency signal; a first circuit connected to the RFIC and including a first filter; a first RFFE connected to the first circuit and including a first amplifier configured to amplify the first radio frequency signal or the third radio frequency signal; and a second RFFE including a second amplifier configured to amplify the second radio frequency signal or the fourth radio frequency signal output from the RFIC, wherein the communication processor is configured to control the first circuit to remove the fourth radio frequency signal induced to the first circuit through the first filter. Various embodiments may be possible.
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Inventors:
CHO NAMJUN (KR)
KIM JOOSEUNG (KR)
NA HYOSEOK (KR)
CHOI HYUNSEOK (KR)
KIM JOOSEUNG (KR)
NA HYOSEOK (KR)
CHOI HYUNSEOK (KR)
Application Number:
PCT/KR2021/002267
Publication Date:
September 02, 2021
Filing Date:
February 23, 2021
Export Citation:
Assignee:
SAMSUNG ELECTRONICS CO LTD (KR)
International Classes:
H04B1/00; H03F3/195; H03H19/00; H04B1/401; H04B1/525
Domestic Patent References:
| WO2015108897A1 | 2015-07-23 |
Foreign References:
| US10498521B2 | 2019-12-03 | |||
| US9124355B2 | 2015-09-01 | |||
| KR101963275B1 | 2019-03-28 | |||
| US20180367177A1 | 2018-12-20 |
Attorney, Agent or Firm:
YOON & LEE INTERNATIONAL PATENT & LAW FIRM (KR)
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