76 FACCH MESSAGES • Connection establishment from SDCCH to TCH • End validation of a SDCCH-TCH commutation • Characteristics of the future used BS after handover • Connection establishment to BS after handover • Validation of an handover SACCH MESSAGES Measures: - power level of the communication - quality level of the communication - level on the beacon frequency of the neighboring cells • Timing Advance • Power Control • SMS TCH MESSAGES • Speech • Data • Handover Access message (uplink) SDCCH MESSAGES • Request for a SDCCH assignment • Request for the end of channel assignment • Order of commutation from SDCCH to TCH • SMS Logical Channel Description (1/2)
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Transcript
76
FACCH MESSAGES• Connection establishment from
SDCCH to TCH
• End validation of a SDCCH-TCH commutation
• Characteristics of the future used BS after handover
• Connection establishment to BS after handover
• Validation of an handover
SACCH MESSAGESMeasures:
- power level of the communication
- quality level of the communication
- level on the beacon frequency of the neighboring cells
• Timing Advance
• Power Control
• SMS
TCH MESSAGES
• Speech
• Data
• Handover Access message (uplink)
SDCCH MESSAGES• Request for a SDCCH assignment
• Request for the end of channel assignment
• Order of commutation from SDCCH to TCH
• SMS
Logical Channel Description (1/2)
77
FCCH MESSAGES
• no message is sent (all bits 0)
BCCH MESSAGES
• System Information type 1, 2, 2bis,2ter, 3, 4, 7, 8