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Specifications

IS-95 NADC

 

  Radio Specifications
 
uplink (handset transmit): 824-849
downlink (handset receive): 869-894
multiple access scheme: CDMA
duplexing scheme: FDD
TX/RX spacing: 45 kHz
channel spacing: 1250 kHz
total number of radio channels: 10
channel bit rate: 1.2288 Mb/s
full rate channels per carrier: 118 users/ch
modulation: pi/4 DQPSK port-base
pi/4 OQPSKbase-mobile
transmit power (mobile unit): 3.0 Watt
full speech channel bit rate: 3.7 kb/s
 
List of Standards

TIA/EIA/IS-95-A, Mobile Station - Base Station Compatibility Standard for Dual-Mode Wideband Spread Spectrum Cellular System.
Formal definition of the cellular (800 MHz) CDMA air interface . IS-95-A differs only slightly from the prior version, IS-95.

IEEE Standard 269-1992, IEEE Standard Method for Measuring Transmission Performance of Analog and Digital Telephone Sets (ANSI)

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