Functions - Ericsson CME 20 R6.1 Reference Manual

Radio Reception
Figure 33
When the RBS is configured with integral antenna the RX reference
point is the cabinet input RF connector.
The antenna gain is defined as the total received gain, including the
radome attenuation between the air interface and the RX reference point.
Figure 34
19.3

Functions

19.3.1 Radio Reception
Radio reception denotes the function to "Receive an RF signal" and
restore the bit stream that constitutes a burst.
The GSM specification of Receiver characteristics is found in /
GSM:05.04/ and /GSM:05.05/.
The PCS specification of Receiver characteristics is found in /PCS:4/, /
PCS:5/ and /PCS:6/.
19.4 Operational Conditions
19.4.1 Frequency Band
The receiver can operate in the extended GSM 900 frequency band, 880
- 915 MHz. The Combining system supports the primary GSM band,
890 - 915 MHz, see /GSM:05.05:2/.
132 (306)
RBS Border
Cabinet
RX
RX
RX reference point x
RBS Border
Cabinet
RX
RX
RX reference point with integral antenna
© Ericsson Radio Systems AB
— All Rights Reserved —
Combining
system
+
Filtering
X=TX ref. point
Combining
system
+
Filtering
X=TX ref. point
EN/LZT 123 2697
P003071A
P003070A
R5A
1998-08-13