Specifications
Table Of Contents
- Contents
- Tables
- Figures
- 1 Introduction
- 2 Interface Characteristics
- 2.1 Application Interface
- 2.2 GSM/UMTS/LTE Antenna Interface
- 2.3 GNSS Antenna Interface
- 2.4 Sample Application
- 3 GNSS Interface
- 4 Mechanical Dimensions and Mounting
- 5 Regulatory and Type Approval Information
- 6 Document Information
- 7 Appendix
Cinterion
®
ALAS5 Hardware Interface Overview
2.2 GSM/UMTS/LTE Antenna Interface
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ALAS5_HIO_v00.030a 2019-04-01
Confidential / Preliminary
Page 25 of 50
2.2.2 RF Line Routing Design
2.2.2.1 Line Arrangement Instructions
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 below figure shows line arrangement examples for embedded stripline.
Figure 8: Embedded Stripline line arrangement