COMPARISON

GENERAL COMPARISON
Of G.729, G.723 and G.729A and there implementation in applications.

TABLE 6

Attribute

G.723.1

G.729

G.729 Annex A

BIT RATE(S)
Silence compression

5.3 and 6.4 kbit/s Annex A

8 kbit/s Annex B

8 kbit/s Annex B

DELAY
Frame size
Look ahead
Total codec delay

30 ms
7.5 ms
67.5 ms

10 ms
5 ms
25 ms

10 ms
5 ms
25ms

Frame Length

20/24 bytes

10 bytes

10 bytes

COMPLEXITY
MIPS
RAM

16
2200 words

20
3000 words

10.5
2000 word


Ref. [2],Table 2



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