IPC Definitions - January 01, 2012

H04W 16/28 - Definition fr

Definition statement

This group covers:

The service area is defined by a focused beam in a desired generally variable direction of transmission or reception, e.g. electric antenna tilting or beam forming.

Informative references

Attention is drawn to the following places, which may be of interest for search:

Arrangements for changing or varying the orientation or the shape of the directional pattern of the waves radiated from an aerial or aerial system

H01Q 3/00