Parallel Algorithm for Wireless Data Compression and Encryption

Table 3

Design of upgraded CZ format.

Hex range	Description	Next code-word
Length separator code-word (5 b):
0–f	Single character ( length, high 4 b)	Single character (low 4 b)
10–1a	Length of 1–11 ( length)	Index code-word
1b–1e	Length of 12–75 (high 2 b)	length code-word (low 8 b)
1f	length identifier	length code-word (8 b)
length code-word (8 b):
0–f9	Length of 76–325	None
fa	Control identifier	Control instruction (4 b)
fb–fe	Reserved	None
ff	length identifier	length code-word (16 b)
length code-word (8 b):
0–30	Exponential length of	None
31–145	Reserved	None
146–ffff	Length of 325–65535	None
Index separator code-word (4 b):
0	index (8 b), 256 B window	None
1	index (16 b), 64 KB window	None
2	index (24 b), 16 MB window	None
3	index (32 b), 4 GB window	None
4	index (40 b), 1 TB window	None
5–7	Reserved	None