CLM920 TD3 LTE Module Hardware Usage Guide
Shanghai Yuge Information Technology co., LTD
- 81 -
HSPA
Enhanced High Speed Packet Access
HSUPA
High Speed Up-link Packet Access
IMEI
International Mobile Equipment Identity
LED
Light-Emitting Diode
LTE
Long Term Evolution
NC
Not Connected
PCB
Printed Circuit Board
PCM
Pulse Code Modulation
PDU
Protocol Data Unit
PMU
Power Management Unit
PPP
Point-to-point protocol
QPSK
Quadrature Phase Shift Keying
RF
Radio Frequency
RoHS
Restriction of the Use of Certain Hazardous Substances
SMS
Short Message Service
TIS
Total Isotropic Sensitivity
TVS
Transient Voltage Suppressor
TX
Transmitting Direction
UART
Universal Asynchronous Receiver-Transmitter
UMTS
Universal Mobile Telecommunications System
USIM
Universal Subscriber Identity Module
USSD
Unstructured Supplementary Service Data
VSWR
Voltage Standing Wave Ratio
WCDMA
Wideband Code Division Multiple Access
WWAN
Wireless Wide Area Network
8.3 Encoding
Table 8-2 Time slot allocation table for different levels of GPRS/EDGE
Slot class
DL slot number
UL slot number
Active slot number
1
1
1
2
2
2
1
3