參數(shù)資料
型號: FX489DW
廠商: Electronic Theatre Controls, Inc.
英文描述: GMSK Modem
中文描述: GMSK調(diào)制解調(diào)器
文件頁數(shù): 8/12頁
文件大小: 106K
代理商: FX489DW
8
Application Information ......
Bit Error Rate Performance
10
-6
10
-5
10
-4
10
-3
10
-2
10
-1
5
B
S/N (dB) [Noise Bandwidth = Bit Rate]
BT = 1.0 (Theoretical)
FX489 BT = 0.5
FX489 BT = 0.3
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
Fig. 6 Typical Bit-Error-Rate Performance
0
10
20
30
40
50
60
70
80
90
100
% High Time
S/N (dB)
BT = 0.5
BT = 0.3
4
5
6
7
8
9
10
11
12
13
Rx Signal Quality
Figure 7 shows, diagramatically, the effect of input Rx signal quality on the “Rx S/N” output.
Fig.7 Typical Rx S/N Output ‘High-Time’ (%) vs Input S/N
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