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MX370002A Public radio system waveform pattern
■ Signal formats in each system
•
RCR STD-39, slot format
The signal formats in uplink/downlink are as follows.
R: Guard time for burst transient response 00H (6 bit)
P: Preamble 2H (2 bit)
TCH: Traffic channel Continuous PN9
SW: Sync word 785B4H (Slot 0) (20 bit)
I: Idle bit (all “0”) 0H (2 bit)
CC: Color code (Counterinterference code) 00H (6 bit)
SACCH: Slow ACCH 00000H (20 bit)
G: Guard time 00H (8 bit)
R: Guard time for burst transient response 00H (6 bit)
P: Preamble 2H (2 bit)
TCH: Traffic channel Continuous PN9
SW: Sync word 87A4BH (Slot 0),
9D236H (Slot 1),
81D75H (Slot 2),
A94EAH (Slot 3) (20 bit)
CI:
Control channel communication information
11H (2 bit)
CC: Color code (Counterinterference code) 00H (6 bit)
SACCH: Slow ACCH 00000H (20 bit)
B/I: Busy/Idle bit FFH (8 bit)
•
ARIB STD-T61, Frame format
The signal formats in uplink/downlink are as follows.
LP+R: Preamble for linearizer and guard
time for burst transient response 00000000H (30 bit)
Pa: Preamble 2H (2 bit)
TCH: Traffic channel Continuous PN9
RI: Radio information channel 00000000000000H (56 bit)
SW: Sync word 1E56FH (20 bit)
Undefined: 00000H (20 bit)
•
ARIB STD-T79, Slot format
The signal formats in uplink/downlink and direct communication
between mobile stations are as follows.
R: Guard time for burst transient response 00H (6 bit)
P: Preamble 2H (2 bit)
TCH: Traffic channel Continuous PN9
SW: Sync word 785B4H (Slot 0) (20 bit)
I: Idle bit (all “0”) 0H (2 bit)
CC: Color code (Counterinterference code) 00H (6 bit)
SACCH: Slow ACCH 00000H (20 bit)
G: Guard time for transient response 00H (8 bit)
R
6
P
2
TCH
148
SW
20
I
2
CC
6
SACCH
20
TCH
108
G
8
•
Uplink
R
6
P
2
TCH
112
SW
20
CI
2
CC
6
SACCH
20
TCH
144
B/I
8
•
Downlink
LP+R
30
Pa
2
TCH
96
RI
56
SW
20
undefined
20
TCH
160
R
6
P
2
TCH
148
SW
20
I
2
CC
6
SACCH
20
TCH
108
G
8
•
Uplink
R: Guard time for burst transient response 00H (6 bit)
P: Preamble 2H (2 bit)
TCH: Traffic channel Continuous PN9
SW: Sync word 87A4BH (Slot 0),
9D236H (Slot 1),
81D75H (Slot 2),
A94EAH (Slot 3) (20 bit)
CI:
Control channel communication information
11H (2 bit)
CC: Color code (Counterinterference code) 00H (6 bit)
SACCH: Slow ACCH 00000H (20 bit)
B/I: Busy/Idle bit FFH (8 bit)
G: Guard time for transient response 00H (8 bit), 0000H (16 bit)
R: Guard time for burst transient response 00H (6 bit)
P: Preamble 2H (2 bit)
TCH: Traffic channel Continuous PN9
SW: Sync word 4D9DEH (20 bit)
PICH: Parameter information channel 000H (12 bit)
•
ARIB STD-T86, Slot format
There are four types of slots: uplink/downlink traffic channels
and uplink/downlink control channels.
R: Ramp time for transient response 0H (16 bit)
P: Pilot symbol AH (4 bit)
SW: Sync word Uplink=00A000000AH (40 bit)
Downlink=00A000AAAAH (40 bit)
C: Channel identification 8H (4 bit)
TCH: Information channel PN9 pseudo random pattern
(The PN pattern has continuity in
TCH of all slots.)
G: Guard time for transient response 00000H (20 bit)
R: Ramp time for transient response 0H (16 bit)
AP: Repetition of AGC preamble 20A800080AH
P: Pilot symbol AH (4 bit)
SW: Sync word Uplink=000A0AA00AH (40 bit)
Downlink=000A0A00A0H (40 bit)
C: Channel identification AH (4 bit)
CAC: Information channel random pattern
G: Guard time for transient response 00000H (20 bit)
R
6
P
2
TCH
112
SW
20
CI
2
CC
6
SACCH
20
TCH
144
B/I
8
•
Downlink
G
8
R
6
P
2
TCH
140
SW
20
PICH
12
TCH
116
G
16
•
Direct communication between mobile stations
R
16
P
4
TCH
232
TCH
24
SW
40
C
4
P
4
TCH
232
TCH
24
G
20
•
Uplink / Downlink traffic channel
R
16
P
4
AP
232
AP
24
SW
40
C
4
P
4
CAC
232
CAC
24
G
20
•
Uplink / Downlink control channel
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