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Patent Searching and Data


Title:
CIRCUIT AND WIRELESS DEVICE
Document Type and Number:
WIPO Patent Application WO/2019/172026
Kind Code:
A1
Abstract:
Provided is a circuit comprising: a first substrate provided with a first input/output unit to which a current, a voltage or an electromagnetic wave (hereinafter referred to as "current etc.") is applied, a second input/output unit to which a current etc. is applied, and a matrix circuit which is formed by a first line that is connected to the first input/output unit at one end and distal-end open at the other end and which has a 90-degree hybrid circuit and a delay line; a second substrate provided with a second line that is connected to the second input/output unit at one end and distal-end open at the other end; and a shield plate having an opening, wherein the shield plate causes the current etc. directed from the one end of the first line, which is the distal-end open, toward the shield plate to propagate through the opening to the one end of the second line, which is the distal-end open, and causes the current etc. directed from the one end of the second line, which is the distal-end open, toward the shield plate to propagate through the opening to the one end of the first line, which is the distal-end open.

Inventors:
KAHO Takana (9-11 Midori-cho 3-chome, Musashino-sh, Tokyo 85, 〒1808585, JP)
LEE Doohwan (9-11 Midori-cho 3-chome, Musashino-sh, Tokyo 85, 〒1808585, JP)
SASAKI Hirofumi (9-11 Midori-cho 3-chome, Musashino-sh, Tokyo 85, 〒1808585, JP)
YAGI Yasunori (9-11 Midori-cho 3-chome, Musashino-sh, Tokyo 85, 〒1808585, JP)
SHIMIZU Takashi (9-11 Midori-cho 3-chome, Musashino-sh, Tokyo 85, 〒1808585, JP)
Application Number:
JP2019/007403
Publication Date:
September 12, 2019
Filing Date:
February 26, 2019
Export Citation:
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Assignee:
NIPPON TELEGRAPH AND TELEPHONE CORPORATION (5-1 Otemachi 1-chome, Chiyoda-ku Tokyo, 16, 〒1008116, JP)
International Classes:
H01P5/02; H01P5/16; H01Q3/26
Foreign References:
JPH09298409A1997-11-18
JPH0993008A1997-04-04
US20150349421A12015-12-03
Attorney, Agent or Firm:
SHIGA INTERNATIONAL PATENT OFFICE (1-9-2, Marunouchi Chiyoda-k, Tokyo 20, 〒1006620, JP)
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