JPS56137703A - Branching and filtering method for electromagnetic wave - Google Patents

Branching and filtering method for electromagnetic wave

Info

Publication number
JPS56137703A
JPS56137703A JP4084880A JP4084880A JPS56137703A JP S56137703 A JPS56137703 A JP S56137703A JP 4084880 A JP4084880 A JP 4084880A JP 4084880 A JP4084880 A JP 4084880A JP S56137703 A JPS56137703 A JP S56137703A
Authority
JP
Japan
Prior art keywords
region
resonance points
resonance
higher mode
branching
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Granted
Application number
JP4084880A
Other languages
English (en)
Japanese (ja)
Other versions
JPS6231844B2 (enrdf_load_stackoverflow
Inventor
Ikuo Sato
Ryuichi Iwata
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
NEC Corp
Original Assignee
NEC Corp
Nippon Electric Co Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by NEC Corp, Nippon Electric Co Ltd filed Critical NEC Corp
Priority to JP4084880A priority Critical patent/JPS56137703A/ja
Publication of JPS56137703A publication Critical patent/JPS56137703A/ja
Publication of JPS6231844B2 publication Critical patent/JPS6231844B2/ja
Granted legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01P—WAVEGUIDES; RESONATORS, LINES, OR OTHER DEVICES OF THE WAVEGUIDE TYPE
    • H01P1/00—Auxiliary devices
    • H01P1/20—Frequency-selective devices, e.g. filters
    • H01P1/213—Frequency-selective devices, e.g. filters combining or separating two or more different frequencies

Landscapes

  • Control Of Motors That Do Not Use Commutators (AREA)
  • Waveguides (AREA)
  • Aerials With Secondary Devices (AREA)
JP4084880A 1980-03-28 1980-03-28 Branching and filtering method for electromagnetic wave Granted JPS56137703A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP4084880A JPS56137703A (en) 1980-03-28 1980-03-28 Branching and filtering method for electromagnetic wave

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP4084880A JPS56137703A (en) 1980-03-28 1980-03-28 Branching and filtering method for electromagnetic wave

Publications (2)

Publication Number Publication Date
JPS56137703A true JPS56137703A (en) 1981-10-27
JPS6231844B2 JPS6231844B2 (enrdf_load_stackoverflow) 1987-07-10

Family

ID=12591993

Family Applications (1)

Application Number Title Priority Date Filing Date
JP4084880A Granted JPS56137703A (en) 1980-03-28 1980-03-28 Branching and filtering method for electromagnetic wave

Country Status (1)

Country Link
JP (1) JPS56137703A (enrdf_load_stackoverflow)

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2016143921A (ja) * 2015-01-29 2016-08-08 国立大学法人茨城大学 シート型メタマテリアル
JPWO2018047937A1 (ja) * 2016-09-08 2019-07-04 Nok株式会社 ミリ波レーダー用カバー
WO2019172237A1 (ja) * 2018-03-07 2019-09-12 Nok株式会社 ミリ波レーダー用カバー
JP2022535247A (ja) * 2019-06-05 2022-08-05 広州方邦電子股▲ふん▼有限公司 電磁散乱膜、及び電磁散乱膜を含む電子装置
JP2024520695A (ja) * 2021-06-02 2024-05-24 ソニーグループ株式会社 多層周波数選択性表面

Cited By (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2016143921A (ja) * 2015-01-29 2016-08-08 国立大学法人茨城大学 シート型メタマテリアル
JPWO2018047937A1 (ja) * 2016-09-08 2019-07-04 Nok株式会社 ミリ波レーダー用カバー
WO2019172237A1 (ja) * 2018-03-07 2019-09-12 Nok株式会社 ミリ波レーダー用カバー
CN111344902A (zh) * 2018-03-07 2020-06-26 Nok株式会社 毫米波雷达用罩
CN111344902B (zh) * 2018-03-07 2021-09-03 Nok株式会社 毫米波雷达用罩
US11374311B2 (en) 2018-03-07 2022-06-28 Nok Corporation Millimeter-wave radar cover
JP2022535247A (ja) * 2019-06-05 2022-08-05 広州方邦電子股▲ふん▼有限公司 電磁散乱膜、及び電磁散乱膜を含む電子装置
JP2024520695A (ja) * 2021-06-02 2024-05-24 ソニーグループ株式会社 多層周波数選択性表面

Also Published As

Publication number Publication date
JPS6231844B2 (enrdf_load_stackoverflow) 1987-07-10

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