BS EN 60835-2-11:1997
Current
The latest, up-to-date edition.
Methods of measurement for equipment used in digital microwave radio transmission systems. Measurements on terrestrial radio-relay systems Cross-polarization interference canceller
Hardcopy , PDF
English
07-15-1997
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
Important note : All end users must be registered with an Account prior to user licenses being assigned.Access your standards online with a subscription
Features
-
Simple online access to standards, technical information and regulations.
-
Critical updates of standards and customisable alerts and notifications.
-
Multi-user online standards collection: secure, flexible and cost effective.