User's Manual

Table Of Contents
Cinterion
®
ELS61-AUS Hardware Interface Description
2.2 RF Antenna Interface
52
ELS61-AUS_HID_v00.031 2016-06-03
Confidential / Preliminary
Page 44 of 102
2.2.3 RF Line Routing Design
2.2.3.1 Line Arrangement Examples
Several dedicated tools are available to calculate line arrangements for specific applications
and PCB materials - for example from http://www.polarinstruments.com/ (commercial software)
or from http://web.awrcorp.com/Usa/Products/Optional-Products/TX-Line/ (free software).
Embedded Stripline
This figure below shows a line arrangement example for embedded stripline with 65µm FR4
prepreg (type: 1080) and 710µm FR4 core (4-layer PCB).
Figure 21: Embedded Stripline with 65µm prepreg (1080) and 710µm core