20 x 6.0 x 4.0 LP Ceramic Patch Antenna (AA027B) 1. Explanation of Product Number H 2 P 1 3 Q (1) H (2) C A S (3) (4) (5) 0 1 0 0 (6) Product Code: (1) Product Categories: 3: ceramic patch antenna (2) Dimensions and Polarization: QH: 20 x 6.0 x 4.0(mm)/ linear polarization (3) Material: C: MA-FL (4) Working Frequency: A: 1575.42MHz (5) Ground Plane Dimensions: S: 20 x 6.0(mm) (6) Antenna Series: 01 : serial number Tolerances (Unless otherwise specified) X: ± 1 X.X : ± 0.1 X.XX : ± 0.01 Angle : ± Hole Dia. : ± Scale : Unit：mm Prepared By : Meiping Checked By :Chinling Designed By :Chinling Approved By :Herbert TITLE： 20 x 6.0 x 4.0 LP Ceramic Patch Antenna (AA027B) Unictron Technologies Corporation Website: www.unictron.com THIS SPECIFICATION IS THE PROPERTY OF UNICTRON TECHNOLOGIES CORPORATION AND SHALL NOT BE REPRODUCED OR USED IN ALL CIRCUMSTANCES WITHOUT WRITTEN PERMISSION DOCUMENT NO. REV. H2P13QHCAS0100 PAGE 1 OF C 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 ceramic antennas specially designed for GPS application. This ceramic patch antenna has excellent stability and sensitivity through the use of high performance proprietary ceramic materials and processes. 5. Electrical Specifications (20x6.0(mm) ground plane) 5-1. Characteristics Specifications Unit 20x6.0x4.0 20x6.0 1575.42±2 mm mm MHz MHz Outline Dimensions Ground Plane Center Frequency* Bandwidth (under -10dB return loss) VSWR Impedance Polarization Gain 7 min. 2 max. 50 LP Peak Efficiency Temperature Coefficient of Frequency Ω 1.5 (typical) dBi 62 (typical) 0±20 max (@ -40℃~85℃) % ppm/℃ *Center frequency will be offset to working frequency 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. : ± Scale : Unit：mm Prepared By : Meiping Checked By :Chinling Designed By :Chinling Approved By :Herbert TITLE： 20 x 6.0 x 4.0 LP Ceramic Patch Antenna (AA027B) Unictron Technologies Corporation Website: www.unictron.com THIS SPECIFICATION IS THE PROPERTY OF UNICTRON TECHNOLOGIES CORPORATION AND SHALL NOT BE REPRODUCED OR USED IN ALL CIRCUMSTANCES WITHOUT WRITTEN PERMISSION DOCUMENT NO. REV. H2P13QHCAS0100 PAGE 2 OF C 5 5-2. Return Loss(S11) 6. Smith Chart(S11) Antenna Dimensions (unit: mm) 3.8±0.2 0.125±0 19.04±0.2 4±0.2 9.52±0.2 front side 0.82±0.05 φ 4m ax 6±0.2 1.4±0.14 0.5max Tolerances (Unless otherwise specified) X: ± 1 X.X : ± 0.1 X.XX : ± 0.01 Angle : ± Hole Dia. : ± Scale : Unit：mm Prepared By : Meiping Checked By :Chinling Designed By :Chinling Approved By :Herbert TITLE： 20 x 6.0 x 4.0 LP Ceramic Patch Antenna (AA027B) back side Unictron Technologies Corporation Website: www.unictron.com THIS SPECIFICATION IS THE PROPERTY OF UNICTRON TECHNOLOGIES CORPORATION AND SHALL NOT BE REPRODUCED OR USED IN ALL CIRCUMSTANCES WITHOUT WRITTEN PERMISSION DOCUMENT NO. REV. H2P13QHCAS0100 PAGE 3 OF C 5 7. Radiation Pattern (20x6.0(mm) ground plane) 7-1. 3D GPS Gain Pattern (at 1575.42 MHz) Z X Y Z X Y Z Z X Y X Y Tolerances (Unless otherwise specified) X: ± 1 X.X : ± 0.1 X.XX : ± 0.01 Angle : ± Hole Dia. : ± Scale : Unit：mm Prepared By : Meiping Checked By :Chinling Designed By :Chinling Approved By :Herbert TITLE： 20 x 6.0 x 4.0 LP Ceramic Patch Antenna (AA027B) Unictron Technologies Corporation Website: www.unictron.com THIS SPECIFICATION IS THE PROPERTY OF UNICTRON TECHNOLOGIES CORPORATION AND SHALL NOT BE REPRODUCED OR USED IN ALL CIRCUMSTANCES WITHOUT WRITTEN PERMISSION DOCUMENT NO. REV. H2P13QHCAS0100 PAGE 4 OF C 5 7-2. Efficiency Table Frequency(GHz) 1.570 1.571 1.572 1.573 1.574 1.575 1.576 1.577 1.578 1.579 1.580 Efficiency(dB) -3.11 -2.80 -2.66 -2.28 -2.13 -2.02 -1.99 -2.01 -2.07 -2.18 -2.34 Efficiency (%) 48.87 52.53 54.24 59.21 61.28 62.75 63.29 63.02 62.08 60.49 58.33 Gain (dBi) 0.46 0.78 1.08 1.29 1.43 1.50 1.51 1.48 1.40 1.26 1.06 7-3. Efficiency vs. Frequency Efficiency vs. Frequency 70.000 Efficiency (%) 60.000 50.000 40.000 30.000 1.570 1.571 1.572 1.573 1.574 1.575 1.576 1.577 1.578 1.579 1.580 Frequency(GHz) 2011-11-24 Tolerances (Unless otherwise specified) X: ± 1 X.X : ± 0.1 X.XX : ± 0.01 Angle : ± Hole Dia. : ± Scale : Unit：mm Prepared By : Meiping Checked By :Chinling Designed By :Chinling Approved By :Herbert TITLE： 20 x 6.0 x 4.0 LP Ceramic Patch Antenna (AA027B) Unictron Technologies Corporation Website: www.unictron.com THIS SPECIFICATION IS THE PROPERTY OF UNICTRON TECHNOLOGIES CORPORATION AND SHALL NOT BE REPRODUCED OR USED IN ALL CIRCUMSTANCES WITHOUT WRITTEN PERMISSION DOCUMENT NO. REV. H2P13QHCAS0100 PAGE 5 OF C 5