Motorola W216, W231, W388 Receiver Functions Specification, Speech Coding Functions Specification

Models: W216 W388 W231

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W230/W388/W216/W231

Receiver Functions

Specification

 

 

Receiver Sensitivity

-107 dBm typical GSM 850/GSM900

 

-107 dBm typical DCS1800/PCS1900

 

 

RX Bit Error Rate (100K bits) type II

<2%

 

 

Channel Hop Time

500 microseconds

 

 

Time to Camp

Approximately 6~10 Second

 

 

Speech Coding Functions

Specification

 

 

Speech Coding Type

Regular pulse excitation/linear predictive

 

coding with long term prediction (PRE

 

LPC with LTP)

 

 

Bit Rate

13.0 Kbps

 

 

Frame Duration

20 ms

 

 

Block Length

260 bits

 

 

Classes

Class 1 bits =182 bits;

 

Class 2 bits = 78 bits

 

 

Bit Rate with FEC Encoding

22.8 Kbps

 

 

9

May 30, 2008

Page 9
Image 9
Motorola W216, W231, W388 service manual Receiver Functions Specification, Speech Coding Functions Specification