CA1293563C - Electromagnetically coupled printed-circuit antennas having patches or slots capacitively coupled to feedlines - Google Patents

Electromagnetically coupled printed-circuit antennas having patches or slots capacitively coupled to feedlines

Info

Publication number
CA1293563C
CA1293563C CA000549861A CA549861A CA1293563C CA 1293563 C CA1293563 C CA 1293563C CA 000549861 A CA000549861 A CA 000549861A CA 549861 A CA549861 A CA 549861A CA 1293563 C CA1293563 C CA 1293563C
Authority
CA
Canada
Prior art keywords
elements
radiating
feeding
printed
feedlines
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.)
Expired - Lifetime
Application number
CA000549861A
Other languages
English (en)
French (fr)
Inventor
Amir Ibrahim Zaghloul
Robert Michael Sorbello
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.)
Comsat Corp
Original Assignee
Comsat Corp
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
Family has litigation
First worldwide family litigation filed litigation Critical https://patents.darts-ip.com/?family=25459034&utm_source=google_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=CA1293563(C) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.
Application filed by Comsat Corp filed Critical Comsat Corp
Application granted granted Critical
Publication of CA1293563C publication Critical patent/CA1293563C/en
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01Q—ANTENNAS, i.e. RADIO AERIALS
    • H01Q21/00—Antenna arrays or systems
    • H01Q21/06—Arrays of individually energised antenna units similarly polarised and spaced apart
    • H01Q21/061—Two dimensional planar arrays
    • H01Q21/065—Patch antenna array
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01Q—ANTENNAS, i.e. RADIO AERIALS
    • H01Q9/00—Electrically-short antennas having dimensions not more than twice the operating wavelength and consisting of conductive active radiating elements
    • H01Q9/04—Resonant antennas
    • H01Q9/0407—Substantially flat resonant element parallel to ground plane, e.g. patch antenna
    • H01Q9/0414—Substantially flat resonant element parallel to ground plane, e.g. patch antenna in a stacked or folded configuration
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01Q—ANTENNAS, i.e. RADIO AERIALS
    • H01Q9/00—Electrically-short antennas having dimensions not more than twice the operating wavelength and consisting of conductive active radiating elements
    • H01Q9/04—Resonant antennas
    • H01Q9/0407—Substantially flat resonant element parallel to ground plane, e.g. patch antenna
    • H01Q9/0428—Substantially flat resonant element parallel to ground plane, e.g. patch antenna radiating a circular polarised wave
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01Q—ANTENNAS, i.e. RADIO AERIALS
    • H01Q9/00—Electrically-short antennas having dimensions not more than twice the operating wavelength and consisting of conductive active radiating elements
    • H01Q9/04—Resonant antennas
    • H01Q9/0407—Substantially flat resonant element parallel to ground plane, e.g. patch antenna
    • H01Q9/045—Substantially flat resonant element parallel to ground plane, e.g. patch antenna with particular feeding means
    • H01Q9/0457—Substantially flat resonant element parallel to ground plane, e.g. patch antenna with particular feeding means electromagnetically coupled to the feed line

Landscapes

  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Waveguide Aerials (AREA)
  • Variable-Direction Aerials And Aerial Arrays (AREA)
  • Details Of Aerials (AREA)
CA000549861A 1986-11-13 1987-10-21 Electromagnetically coupled printed-circuit antennas having patches or slots capacitively coupled to feedlines Expired - Lifetime CA1293563C (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US930,187 1986-11-13
US06/930,187 US5005019A (en) 1986-11-13 1986-11-13 Electromagnetically coupled printed-circuit antennas having patches or slots capacitively coupled to feedlines

Publications (1)

Publication Number Publication Date
CA1293563C true CA1293563C (en) 1991-12-24

Family

ID=25459034

Family Applications (1)

Application Number Title Priority Date Filing Date
CA000549861A Expired - Lifetime CA1293563C (en) 1986-11-13 1987-10-21 Electromagnetically coupled printed-circuit antennas having patches or slots capacitively coupled to feedlines

Country Status (10)

Country Link
US (1) US5005019A (forum.php)
EP (1) EP0271458B1 (forum.php)
JP (1) JPS63135003A (forum.php)
KR (1) KR960016368B1 (forum.php)
AU (1) AU600990B2 (forum.php)
CA (1) CA1293563C (forum.php)
DE (1) DE3787956T2 (forum.php)
DK (1) DK590187A (forum.php)
IN (1) IN169877B (forum.php)
NO (1) NO874729L (forum.php)

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FR2505097A1 (fr) * 1981-05-04 1982-11-05 Labo Electronique Physique Element rayonnant ou recepteur de signaux hyperfrequences a polarisations circulaires et antenne plane hyperfrequence comprenant un reseau de tels elements
US4477813A (en) * 1982-08-11 1984-10-16 Ball Corporation Microstrip antenna system having nonconductively coupled feedline
JPS59207703A (ja) * 1983-05-11 1984-11-24 Nippon Telegr & Teleph Corp <Ntt> マイクロストリツプアンテナ
US4554549A (en) * 1983-09-19 1985-11-19 Raytheon Company Microstrip antenna with circular ring
US4761654A (en) * 1985-06-25 1988-08-02 Communications Satellite Corporation Electromagnetically coupled microstrip antennas having feeding patches capacitively coupled to feedlines
JPH0720008B2 (ja) * 1986-02-25 1995-03-06 松下電工株式会社 平面アンテナ
JPS6365703A (ja) * 1986-09-05 1988-03-24 Matsushita Electric Works Ltd 平面アンテナ
JPS6398202A (ja) * 1986-10-15 1988-04-28 Matsushita Electric Works Ltd 平面アンテナ

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IN169877B (forum.php) 1992-01-04
KR960016368B1 (en) 1996-12-09
AU600990B2 (en) 1990-08-30
DK590187D0 (da) 1987-11-11
DK590187A (da) 1988-05-14
US5005019A (en) 1991-04-02
JPS63135003A (ja) 1988-06-07
EP0271458A2 (en) 1988-06-15
DE3787956D1 (de) 1993-12-02
AU8095987A (en) 1988-05-19
DE3787956T2 (de) 1994-05-26
NO874729L (no) 1988-05-16
EP0271458B1 (en) 1993-10-27
EP0271458A3 (en) 1990-07-04
NO874729D0 (no) 1987-11-12

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