HUAWEI MU509-65 HSDPA LGA Module
Hardware Guide
Appendix B Acronyms and
Abbreviations
Issue 01 (2016-04-08)
Huawei Proprietary and Confidential
Copyright © Huawei Technologies Co., Ltd.
76
Acronym or Abbreviation
Expansion
RUIM
Removable User Identity Module
RX
Receive
SAW
Surface Acoustic Wave
SCI
Slot Cycle Index
SIMO
SMS
Short Message Service
SMT
Surface Mounting Technology
TBD
To Be Determined
TDD
Time Division Duplex
TD-SCDMA
Time Division-Synchronous Code Division Multiple
Access
TIS
Total Isotropic Sensitivity
TTFF
Time to First Fix
TVS
Transient Voltage Suppressor
TX
Transmit
UART
Universal Asynchronous Receiver Transmitter
UL
Up Link
UMTS
Universal Mobile Telecommunications System
USB
Universal Serial Bus
USIM
Universal Subscriber Identity Module
VID
Vendor IDentity
VPP
Voltage Programming Power
VSWR
Voltage Standing Wave Ratio
WEEE
Waste Electrical and Electronic Equipment
WCDMA
Wideband Code Division Multiple Access
WWAN
Wireless Wide Area Network