tolerances (unless otherwise specified) x : 1 x.x : 0.1 x.xx : 0.01 angle : hole dia. : unictron technologies corporation website:www.unictron.com scale : unit mm prepared by :meiping checked by : chinling designed by : chinling approved by : herbert this specification is the property of unictron technologies corporation and shall not be reproduced or used in all circumstances without written permission document rev. title 13*13*4 ceramic patch antenna (standard) no. H2P13GADAF0100 d page 1 of 5 h 2 a 3 g d f 1 0 p 1 (1) (2) (3) (4) (5) (6) 0 a 0 13x13x4 ceramic patch antenna (standard) 1. explanation of product number product code: (1) product categories: 3: ceramic patch antenna (2) dimensions and polarization: ga: 13x13x04(mm)/right hand circular polarization (3) material: d: ma-hm (4) working frequency: a: 1575.42mhz (5) ground plane dimensions: f: 30x30(mm) (6) antenna series: 01: serial number 2 0 1 0 - 0 8 - 0 4
tolerances (unless otherwise specified) x : 1 x.x : 0.1 x.xx : 0.01 angle : hole dia. : unictron technologies corporation website:www.unictron.com scale : unit mm prepared by :meiping checked by : chinling designed by : chinling approved by : herbert this specification is the property of unictron technologies corporation and shall not be reproduced or used in all circumstances without written permission document rev. title 13*13*4 ceramic patch antenna (standard) no. H2P13GADAF0100 d page 2 of 5 2. features *stable and reliable in performances *low temperature coefficient of frequency *compact size *rohs compliance 3. applications *navigation systems or position tracking systems *hand-held devices when gps function is needed, e.g., pda, smart phone, pnd. 4. description unictron?s patch antenna series are cera mic antennas specially designed for gps application. this ceramic patch antenna has excellent stability an d sensitivity through the use of high performance proprietary ceramic materials and processes. 5. electrical specifications (30x30(mm) ground plane) characteristics specifications unit outline dimensions 13134 mm ground plane 3030 mm center frequency* 1578 2 mhz bandwidth (under -10db return loss) 4 min. mhz vswr 1.5 max. impedance 50 polarization rhcp @zenith -1.2 (typical) gain @10 elevation -7.0 (typical) dbic axial ratio 3 (typical) db temperature coefficient of frequency 020 max (@ -20 ~80 ) ppm/ *center frequency will be offset to working fr equency according to the conditions of user?s ground plane and radome.
tolerances (unless otherwise specified) x : 1 x.x : 0.1 x.xx : 0.01 angle : hole dia. : unictron technologies corporation website:www.unictron.com scale : unit mm prepared by :meiping checked by : chinling designed by : chinling approved by : herbert this specification is the property of unictron technologies corporation and shall not be reproduced or used in all circumstances without written permission document rev. title 13*13*4 ceramic patch antenna (standard) no. H2P13GADAF0100 d page 3 of 5 6. antenna dimensions (unit: mm) 7. electrical characteristics (30x30(mm) ground plane) return loss(s 11 ) smith chart
tolerances (unless otherwise specified) x : 1 x.x : 0.1 x.xx : 0.01 angle : hole dia. : unictron technologies corporation website:www.unictron.com scale : unit mm prepared by :meiping checked by : chinling designed by : chinling approved by : herbert this specification is the property of unictron technologies corporation and shall not be reproduced or used in all circumstances without written permission document rev. title 13*13*4 ceramic patch antenna (standard) no. H2P13GADAF0100 d page 4 of 5 8. axial ratio (30x30(mm) ground plane) 0 2 4 6 8 10 12 14 16 1569 1571 1573 1575 1577 1579 1581 1583 1585 1587 frequency(mhz) axial ratio(db) 9. gain vs. ground plane size frequency:1578mhz -2.5 -2 -1.5 -1 -0.5 0 0.5 1 1.5 13 20 25 30 40 50 side size of square ground plane (mm) gain(dbic) 2 0 1 0 - 0 8 - 0 4
tolerances (unless otherwise specified) x : 1 x.x : 0.1 x.xx : 0.01 angle : hole dia. : unictron technologies corporation website:www.unictron.com scale : unit mm prepared by :meiping checked by : chinling designed by : chinling approved by : herbert this specification is the property of unictron technologies corporation and shall not be reproduced or used in all circumstances without written permission document rev. title 13*13*4 ceramic patch antenna (standard) no. H2P13GADAF0100 d page 5 of 5 10. radiation pattern (30x30(mm) ground plane) 0 0 0 345 330 315 300 285 270 255 240 225 210 195 180 165 150 135 120 105 90 75 60 45 30 15 -30 -20 -10 0 db far-field amplitude of gain chart 54s-2.nsi ppol xpol 90 0 0 345 330 315 300 285 270 255 240 225 210 195 180 165 150 135 120 105 90 75 60 45 30 15 -30 -20 -10 0 db far-field amplitude of gain chart 54s-1.nsi ppol xpol right hand circular polarized signal f 0 =1578mhz 2 0 1 0 - 0 8 - 0 4
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