WCDMA CD-CAICH
This tutorial section on WCDMA (UMTS) basics covers following sub topics:
UMTS Tutorial
UMTS channels
measurements
PHY layer
TDD vs FDD PHY
RRC States
Security
Cell search
Bands
UARFCN
Frame
This page describes CD/CAICH or collision detection with channel assignment indicator channel with respect to WCDMA/UMTS system.
The Collision Detection Channel Assignment Indicator channel (CD/CA-ICH) is a physical channel used to carry CD Indicator (CDI) only if the CA is not active, or CD Indicator/CA Indicator (CDI/CAI) at the same time if the CA is active.
RELATED LINKS
UMTS Network Architecture
UMTS Protocol Stack
UMTS Logical, Transport and physical channels
UMTS Spreading,scrambling and modulation
RF and Wireless Terminologies
SATELLITE
RF
Antenna
Avionics
Wireless
LiFi vs WiFi
MiFi vs WiFi
BPSK vs QPSK
BJT vs FET
PDH vs SDH
CS vs PS
MS vs PS