SN EN 60835-2-11 : 1997

1 Scope
2 Normative reference
3 Static characteristics
    3.1 C/N versus cross-polarization isolation (XPI)
          (flat fading condition)
    3.2 XPI (or improvement factor) versus delay
          difference
    3.3 XPI (or improvement factor) versus notch
          depth with dispersive signals
4 Dynamic characteristics
    4.1 General considerations
    4.2 Method of measurement
    4.3 Presentation of results
    4.4 Details to be specified
Figures
1 Examples of cross-polar interference canceller operation
2 Example of the structure of cross-polar interference
    canceller
3 Set-up for C/N versus XPI measurement
4 Example for C/N versus XPI measurement result
5 Set-up for XPI or improvement factor versus delay
    difference measurement
6 Example of measurement results of XPI and of improvement
    factor versus delay difference
7 Set-up for measurement of dispersive conditions
8 Example of measurement results of XPI and improvement
    factor
9 Illustration of sweep waveform for the measurement of
    dynamic characteristics
10 Example of measurement result of dynamic characteristics
Annex ZA (normative) Normative references to international
publications with their corresponding European publications

 

Concerned with measurement for cross-polarization interference cancellers (XPIC) used in digital microwave radio-relay systems.