SPECIFICATION Part No. : GP.1575.35.3.A.02 Specification No : GP.35A Product Name : 3.5mm thick GPS Patch Antenna, 1575MHz Features : 35mm*35mm*3.5mm ROHS Compliant : SPE-12-8-098/A/SS Page 1 of 11 1. Introduction This 35*35mm ceramic GPS patch antenna is based on smart XtremeGain™ technology. It is mounted via pin and double-sided adhesive and has been tuned as optimal solution for the customer device environment. 2. Key Antenna Performance Indicators Original Patch Specification tested on 50*50mm ground plane No Parameter Specification Notes 1 Range of Receiving Frequency 1616~1626.5MHz 2 Center Frequency 1575MHz ± 6MHz 3 Bandwidth 22MHz min 4 VSWR 1.5 max 5 Gain at Zenith 2.0 dBic typ. 6 Gain at 10°elevation 1.5dBic typ. 7 Axial Ratio 3 dB max 8 Polarization RHCP 9 Impedance 50 Ohms With 50x50mm ground plane Return Loss -10 dB Center Frequency Frequency Temperature 10 Coefficient（τf ） 11 Operating Temperature 0 ± 20ppm / oC -40ºC to +85ºC -40°C to +85°C SPE-12-8-098/A/SS Page 2 of 11 3. Electrical Specification 3.1 Smith Chart SPE-12-8-098/A/SS Page 3 of 11 4. 2D Radiation 4.1 XZ Plane Radiation SPE-12-8-098/A/SS Page 4 of 11 4.2 YZ Plane Radiation SPE-12-8-098/A/SS Page 5 of 11 4.3 Axial Ratio SPE-12-8-098/A/SS Page 6 of 11 5. Mechanical Drawing SPE-12-8-098/A/SS Page 7 of 11 5.1 Layout Dimensions 5.2 Test Jig and Dimension SPE-12-8-098/A/SS Page 8 of 11 5.3 Test Fixture Antenna Setup and Measurements SPE-12-8-098/A/SS Page 9 of 11 6. Packing SPE-12-8-098/A/SS Page 10 of 11 SPE-12-8-098/A/SS Page 11 of 11