Title:
COMMUNICATION CIRCUIT FOR AMPLIFYING SIGNAL BY USING MULTIPLE AMPLIFIERS, AND ELECTRONIC DEVICE INCLUDING SAME
Document Type and Number:
WIPO Patent Application WO/2021/251680
Kind Code:
A1
Abstract:
In an electronic device and an operation method of the electronic device according to various embodiments, a communication circuit of the electronic device may comprise: a first transmission chain which outputs a first transmission signal through a first antenna; a second transmission chain which outputs a second transmission signal through a second antenna; a first amplifier which is electrically connected to the first transmission chain, and amplifies the first transmission signal output from the first transmission chain; and a second amplifier which is electrically connected to the second transmission chain, and amplifies the second transmission signal output from the second transmission chain, wherein the second amplifier is configured to have an output end connected to an output end of the first amplifier through a transmission line, and output the second transmission signal received from the second transmission chain to the first antenna through the transmission line. Various other embodiments may be possible.
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Inventors:
CHO NAMJUN (KR)
CHOI HYUNSEOK (KR)
CHOI HYUNSEOK (KR)
Application Number:
PCT/KR2021/006878
Publication Date:
December 16, 2021
Filing Date:
June 02, 2021
Export Citation:
Assignee:
SAMSUNG ELECTRONICS CO LTD (KR)
International Classes:
H03F1/02; H03F1/56; H03F3/20; H03G3/30; H04B1/04; H04B1/18; H04B1/401
Foreign References:
| US20170294951A1 | 2017-10-12 | |||
| US20190074871A1 | 2019-03-07 | |||
| US20200136686A1 | 2020-04-30 | |||
| KR20200014794A | 2020-02-11 | |||
| KR20190090322A | 2019-08-01 |
Attorney, Agent or Firm:
YOON & LEE INTERNATIONAL PATENT & LAW FIRM (KR)
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