Quectel EC25

LTE Module Series
EC25 Mini PCIe Hardware Design
EC25_Mini_PCIe_Hardware_Design Confidential / Released 42 / 42
GNSS
Global Navigation Satellite System
GPS
Global Positioning System
GSM
Global System for Mobile Communications
HR
Half Rate
kbps
Kilo Bits Per Second
LED
Light Emitting Diode
LTE
Long-Term Evolution
Mbps
Million Bits Per Second
ME
Mobile Equipment (Module)
MIMO
Multiple-Input Multiple-Output
MMS
Multimedia Messaging Service
MO
Mobile Originated
MT
Mobile Terminated
PCM
Pulse Code Modulation
PDU
Protocol Data Unit
PPP
Point-to-Point Protocol
RF
Radio Frequency
Rx
Receive
USIM
Universal Subscriber Identification Module
SIMO
Single Input Multiple Output
SMS
Short Message Service
UART
Universal Asynchronous Receiver & Transmitter
UL
Up Link
URC
Unsolicited Result Code
WCDMA
Wideband Code Division Multiple Access
Quectel
Confidential