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SG11201909057YA - Compact wideband high gain circularly polarized antenna - Google Patents

Compact wideband high gain circularly polarized antenna

Info

Publication number
SG11201909057YA
SG11201909057YA SG11201909057YA SG11201909057YA SG 11201909057Y A SG11201909057Y A SG 11201909057YA SG 11201909057Y A SG11201909057Y A SG 11201909057YA SG 11201909057Y A SG11201909057Y A SG 11201909057YA
Authority
SG
Singapore
Prior art keywords
circularly polarized
polarized antenna
international
ho1q
ground plane
Prior art date
Application number
Inventor
- Nasimuddin
Xianming Qing
Original Assignee
Agency Science Tech & Res
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 Agency Science Tech & Res filed Critical Agency Science Tech & Res
Publication of SG11201909057YA publication Critical patent/SG11201909057YA/en

Links

Classifications

    • 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
    • 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
    • H01Q9/0421—Substantially flat resonant element parallel to ground plane, e.g. patch antenna with a shorting wall or a shorting pin at one end of the element
    • 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
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01Q—ANTENNAS, i.e. RADIO AERIALS
    • H01Q21/00—Antenna arrays or systems
    • H01Q21/24—Combinations of antenna units polarised in different directions for transmitting or receiving circularly and elliptically polarised waves or waves linearly polarised in any direction
    • 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
    • H01Q9/0442—Substantially flat resonant element parallel to ground plane, e.g. patch antenna with particular tuning means

Landscapes

  • Waveguide Aerials (AREA)
  • Details Of Aerials (AREA)

Abstract

Lowersubstrate T 112 Ground plane 108 via 110 Probe feed (12) INTERNATIONAL APPLICATION PUBLISHED UNDER THE PATENT COOPERATION TREATY (PCT) (19) World Intellectual Property Organization International Bureau (43) International Publication Date 04 October 2018 (04.10.2018) W I PO I PCT o n °nolo OH 1101 ioo IIIII Imo oimIE (10) International Publication Number WO 2018/182507 Al (51) International Patent Classification: HO1Q 1/38 (2006.01) HO1Q 13/10 (2006.01) HO1Q 21/24 (2006.01) HO1Q 19/00 (2006.01) (21) International Application Number: PCT/SG2018/050118 (22) International Filing Date: 19 March 2018 (19.03.2018) (25) Filing Language: English (26) Publication Language: English (30) Priority Data: 10201702690U 31 March 2017 (31.03.2017) SG (71) Applicant: AGENCY FOR SCIENCE, TECHNOLO- GY AND RESEARCH [SG/SG]; 1 Fusionopolis Way, #20-10 Connexis North Tower, Singapore 138632 (SG). (72) Inventors: NASIMUDDIN, -; c/o PKM, Institute for In- focomm Research, 1 Fusionopolis Way, #21-01 Connexis South Tower, Singapore 138632 (SG). QING, Xianming; c/o PKM, Institute for Infocomm Research, 1 Fusionopo- lis Way, #21-01 Connexis South Tower, Singapore 138632 (SG). (74) Agent: VIERING, JENTSCHURA & PARTNER LLP; P.O. Box 1088, Rochor Post Office, Rochor Road, Singa- pore 911833 (SG). (81) Designated States (unless otherwise indicated, for every kind of national protection available): AE, AG, AL, AM, AO, AT, AU, AZ, BA, BB, BG, BH, BN, BR, BW, BY, BZ, CA, CH, CL, CN, CO, CR, CU, CZ, DE, DJ, DK, DM, DO, DZ, EC, EE, EG, ES, FI, GB, GD, GE, GH, GM, GT, HN, HR, HU, ID, IL, IN, IR, IS, JO, JP, KE, KG, KH, KN, KP, KR, KW, KZ, LA, LC, LK, LR, LS, LU, LY, MA, MD, ME, MG, MK, MN, MW, MX, MY, MZ, NA, NG, NI, NO, NZ, OM, PA, PE, PG, PH, PL, PT, QA, RO, RS, RU, RW, SA, SC, SD, SE, SG, SK, SL, SM, ST, SV, SY, TH, TJ, TM, TN, TR, TT, TZ, UA, UG, US, UZ, VC, VN, ZA, ZM, ZW. = (54) Title: COMPACT WIDEBAND HIGH GAIN CIRCULARLY POLARIZED ANTENNA 100 Upper substrate 120 Radiating patch with ring slot Parasitic patch and via 102 104 x FIG. 1 (57) : A compact wideband single feed circularly polarized antenna is provided. The circularly polarized antenna may include a ground plane. The circularly polarized antenna may include a radiating patch with an embedded ring-shaped slot. The circularly polarized antenna may include a via that shorts a round section of the radiating patch surrounded by the ring-shaped slot to the ground plane. The circularly polarized antenna may include a coaxial feed. The inner conductive material of the coaxial feed may be connected to the radiating patch and the outer conductive material of the coaxial feed may touch the ground plane. The circularly polarized antenna may include a slit-slotted parasitic square patch. [Continued on next page] WO 2018/182507 Al O II (84) Designated States (unless otherwise indicated, for every kind of regional protection available): ARIPO (BW, GH, GM, KE, LR, LS, MW, MZ, NA, RW, SD, SL, ST, SZ, TZ, UG, ZM, ZW), Eurasian (AM, AZ, BY, KG, KZ, RU, TJ, TM), European (AL, AT, BE, BG, CH, CY, CZ, DE, DK, EE, ES, FI, FR, GB, GR, HR, HU, IE, IS, IT, LT, LU, LV, MC, MK, MT, NL, NO, PL, PT, RO, RS, SE, SI, SK, SM, TR), OAPI (BF, BJ, CF, CG, CI, CM, GA, GN, GQ, GW, KM, ML, MR, NE, SN, TD, TG). Published: with international search report (Art. 21(3)) in black and white; the international application as filed contained color or greyscale and is available for download from PATENTSCOPE
SG11201909057Y 2017-03-31 2018-03-19 Compact wideband high gain circularly polarized antenna SG11201909057YA (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
SG10201702690U 2017-03-31
PCT/SG2018/050118 WO2018182507A1 (en) 2017-03-31 2018-03-19 Compact wideband high gain circularly polarized antenna

Publications (1)

Publication Number Publication Date
SG11201909057YA true SG11201909057YA (en) 2019-10-30

Family

ID=63676431

Family Applications (1)

Application Number Title Priority Date Filing Date
SG11201909057Y SG11201909057YA (en) 2017-03-31 2018-03-19 Compact wideband high gain circularly polarized antenna

Country Status (3)

Country Link
US (1) US10998633B2 (en)
SG (1) SG11201909057YA (en)
WO (1) WO2018182507A1 (en)

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CN111082210A (en) * 2019-12-31 2020-04-28 歌尔科技有限公司 Directional dual-frequency dual-polarization MIMO antenna and intelligent device
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CN115332805B (en) * 2022-08-03 2024-05-10 电子科技大学 Broadband circularly polarized antenna for in-vivo communication

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Also Published As

Publication number Publication date
WO2018182507A1 (en) 2018-10-04
US10998633B2 (en) 2021-05-04
US20200076082A1 (en) 2020-03-05

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