Hierarchical data collection network supporting packetized voice ...

First Local Area

33
Network //___"lC"'"_\\ [34
30 37 / Base \ Host
\" \/ Station \ Computer
\
/ \
/ \
/ \
Second Local ///’/T““\ A35 36/} /Ar\-__\
Area Network / / M D \
(Microlinlzgletwork) / C \ / MCD \
I

I /
1__ ___\_____4_____ 1 \
N I I1 I

\ P\ / \ 4/3/

"I

\

M C D = MOBILE COMPUTING DEVICE
P = PERIPHERAL DEVICE

FIG. 1B

Second Local
\ Area Network
\\(Micro|ink Network)

41

[55
Host
5O\~ Computer
[56 [57 [58 [59
Base Base Base E Base
Station Station Station Station
/461\\ /62 \\r63 //r64\;\r65 II K66
MCD MCD MCD MCD MCD MCD
P P P P P P P P

M C D = MOBILE COMPUTING DEVICE
P = PERIPHERAL DEVICE

FIG. 1C

N .o_n_ OON|/) 22w <_>_n_._. owm:n_ _mc0:QO wcO_ww®w cO_Hm>._mw®E OZ>W NON mow mow _.oN

10 ms 10 ms 10 ms 10 ms 10 ms 10 ms 10 ms 10 ms
Freq. 1 Freq. 2 Freq. 3 Freq. 4 Freq. 5 Freq. 79 Freq. 1
2466 MHZ 2411 MHZ 2417 MHZ 2472 MHZ 2444 MHZ """ -I 2403 MHZ 2466 MHZ

30/1 36 .6 30/1 30/1 36 30/1
FIG. 3A
20 ms 20 ms 20 ms 20 ms 20 ms 20 ms 20 ms 20 ms
Freq. 1 Freq. 2 Freq. 3 Freq. 4 Freq. 5 Freq- 79 Freq- 1
2466 MHZ 2411 MHZ 2417 MHZ 2472 MHZ 2444 MHZ """ H 2403 MHZ 2466 MHZ
31¢. 34. 30/3 34, 30/3 35. 30/3
FIG. 3B

Al. 1 Al. 2 Al. 1 Al. 2 AI. 1 Al. 2 Al. 1 Al. 2
20 ms 20 ms 20 ms 20 ms 20 ms 20 ms 20 ms 20 ms
\4o1
FIG. 4A
Freq. 1: 2466 MHZ Freq. 2: 2411MHz
Al. 1 Al. 2 Al. 3 Al. 4 Al. 1 Al. 2 Al. 3 AI. 4
20 ms 20 ms 20 ms 20 ms 20 ms 20 ms 20 ms 20 ms
K401