Standards

Matrix of Worldwide Wireless Telecommunication Standard Characteristics

Analog Cellular Telephones
Digital Cellular Telephone
Standard
AMPS
Advanced Mobile Phone Service
TACS
Total Access Communication System
NMT
Nordic Mobile Telephone
IS-54/-136 North American Digital Cellular
IS-95 North American Digital Cellular
GSM
Global System for Mobile Communications
DCS 1800
PDC
Personal Digital Cellular
Mobile Frequency Range (MHz)
Rx:869-894 Tx:824-849
ETACS: Rx:916-949 Tx:871-904 NTACS: Rx:860-870 Tx:915-925
NMT-450: Rx:463-468 Tx:453-458 NMT-900: Rx:935-960 Tx:890-915
Rx: 869-894 Tx: 824-849
Rx: 869-894 Tx: 824-849
Rx:925-960 Tx:880-915
Rx: 1805-1880 Tx: 1710-1785
Rx: 810-826 Tx: 940-956 Rx: 1429-1453 Tx: 1477-1501
Multiple Access Method
FDMA
FDMA
FDMA
TDMA/ FDM
CDMA/ FDM
TDMA/ FDM
TDMA/ FDM
TDMA/ FDM
Duplex Method
FDD
FDD
FDD
FDD
FDD
FDD
FDD
FDD
Number of Channels
832
ETACS:1240 NTACS:400
NMT-450: 200 NMT-900: 1999
832 (3 users /channel)
20(798 users /channel)
124 (8 users /channel)
374 (8 users /channel)
1600 (3 users /channel)
Channel Spacing
30kHz
ETACS: 25kHz NTACS: 12.5kHz
NMT-450: 25kHz NMT-900: 12.5kHz
30kHz
1250kHz
200kHz
200kHz
25kHz
Modulation
FM
FM
FM
(N/a/4 DQPSK)
QPSK /OQPSK
GMSK (0.3 Gaussian Filter)
GMSK (0.3 Gaussian Filter)
(N/a/4 DQPSK)
Channel Bit Rate
n/a
n/a
n/a
48.6 kb/s
1.2288 Mb/s
270.833 kb/s
270.833 kb/s
42 kb/s

Reference: Philips Semiconductors (Innovation in Wireless Communication)

Analog Cordless Telephones
Digital Cordless Telephone
Standard
CT0
Cordless Telephone 0
JCT
Japanese Cordless Telephone
CT1/CT1+
Cordless Telephone 1
CT2/CT2+
Cordless Telephone 2
DECT
Digital European Cordless Telephone
PHS
Personal Handy Phone System
Mobile Frequency Range (MHz)
2/48(U.K.) 26/41(France) 30/39(Australia) 31/40(The Netherlands, Spain) 46/49(China, S. Korea, Taiwan, U.S.A.) 48/74,45/48 (China)
254/380
CT1: 914/960 CT1+: 885/932
CT2: 864/868 CT2+: 944/948
1880-1990
1895-1918
Multiple Access Method
FDMA
FDMA
FDMA
TDMA/ FDM
TDMA/ FDM
TDMA/ FDM
Duplex Method
FDD
FDD
FDD
TDD
TDD
TDD
Number of Channels
10, 12, 15, 20 or 25
89
CT1: 40 CT1+: 80
40
10(12 users /channel)
300 (4 users /channel)
Channel Spacing
17, 20, 25 or 40 kHz
12.5 kHz
25kHz
100kHz
1.728MHz
300kHz
Modulation
FM
FM
FM
GFSK (0.5 Gaussian Filter)
GFSK (0.5 Gaussian Filter)
(N/a/4 DQPSK)
Channel Bit Rate
n/a
n/a
n/a
72 kb/s
1.152 Mb/s
384 kb/s

Reference: Philips Semiconductors (Innovation in Wireless Communication)

Wireless Data (WAN/LAN)
Personal Communication Systems
Standard
CDPD
Cellular Digital Packet Data
(WAN)
RAM - Mobitex (WAN)
Ardis- RD-LAP (WAN)
IEEE 802.11 Wireless LAN
High Tier Standards
Low Tier Standards
Mobile Frequency Range (MHz)
Rx:869-894 Tx:824-849
(North America) Rx:935-941 Tx:896-902 (Europe/Asia) 403-470
Rx:851-869 Tx:806-824
(North America /Europe) 2400-2483 (Japan) 2470-2499
Rx: 1930-1990 Tx: 1850-1910
Rx: 1930-1990 Tx: 1850-1910
Multiple Access Method
FDMA
TDMA/FDM
TDMA/FDM
CSMA
PCS TDMA (Based on IS-136 cellular)

PCS CDMA (Based on IS-95 cellular)

PCS 1900 (Based on GSM cellular)

Wideband CDMA

PACS (Based on PHS cordless)

DCT-U (Based on DECT cordless)

Composite CDMA/TDMA

Duplex Method
FDD
FDD
FDD
TDD
"
"
Number of Channels
832
480
720
FHSS:79 DSSS:7
"
"
Channel Spacing
30kHz
12.5kHz
25kHz
FHSS:1MHz DSSS:11MHz
"
"
Modulation
GMSK (0.5 Gaussian Filter)
GMSK (0.3 Gaussian Filter)
FSK (2 and 4 Level)
FHSS: GFSK (0.5 Gaussian Filter) DSSS: DBPSK (1MB/s) DQSK (2MB/s)
"
"
Channel Bit Rate
19.2 kb/s
8 kb/s
19.2 kb/s
1 or 2 MB/s
"
"

Reference: Philips Semiconductors (Innovation in Wireless Communication)

 

   
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