Comments
In general IS-136 is often referred to as DAMPS (Digital Advanced Mobile Phone Service). This system uses a TDMA (Time Division Multiple Access) process over the radio interface which is similar to that used in GSM.
Posted by HamidAliKhan
Go to wikipedia for detail answer..
Posted by waqqas1
1. IS-54 and IS-136 are second-generation (2G) mobile phone systems, known as Digital AMPS (D-AMPS).
2. IS-136 added a number of features to the original IS-54 specification, including text messaging, circuit switched data (CSD), and an improved compression protocol. SMS and CSD were both available as part of the GSM protocol, and IS-136 implemented them in a nearly identical fashion
- Receives the sync channel with sync channel message
- Adjust to system timing
- Receives the paging channel message
- Sends origination message (also registration) on the access channel
- Receives channel assignment message on the paging channel
- Initializes the traffic channel
- Enters conversion substate
Posted by alaxander
Interim Standard 136 is often referred to as DAMPS (Digital Advanced Mobile Phone Service). This system uses a TDMA (Time Division Multiple Access) process over the radio interface which is similar to that used in GSM.
Posted by sagitraz
-