Product Info

LTE-A Module Series
EM121R-GL Hardware Design
EM121R-GL Hardware Design 16 / 80
⚫ Support master and slave modes, but must be the master in long frame
synchronization
Rx-diversity
⚫ LTE/WCDMA
Antenna Interfaces
EM121R-GL
⚫ Main, Rx-diversity and GNSS antenna connectors
⚫ 50 Ω impedance
Transmitting Power
PCIe Interface
⚫ WCDMA Bands: Class 3 (24 dBm +1/-3 dB)
⚫ LTE-FDD:
- B30: Class 3 (20 dBm ±2 dB)
- Other Bands: Class 3 (23 dBm ±2 dB)
⚫ LTE-TDD:
- B41 HPUE: Class 2 (25.5 dBm +1/-2 dB)
- B48: Class 3 (19 dBm ±2 dB)
- Other Bands: Class 3 (23 dBm ±2 dB)
USB Interface
⚫ WCDMA Bands: Class 3 (24 dBm +1/-3 dB)
⚫ LTE-FDD Bands: Class 3 (23 dBm ±2 dB)
⚫ LTE-TDD:
- B41 HPUE: Class 2 (25.5 dBm +1/-2 dB)
- Other Bands: Class 3 (23 dBm ±2 dB)
LTE Features
EM121R-GL
⚫ Up to LTE Cat 12
⚫ 1.4–60 MHz (3CA) RF bandwidth
⚫ Support 2 × 2 MIMO in DL direction
⚫ Support uplink QPSK, 16QAM and 64QAM modulation
⚫ Support downlink QPSK, 16QAM and 64QAM and 256QAM modulation
⚫ Data rate: up to 600 Mbps (DL)/150 Mbps (UL)
UMTS Features
⚫ 3GPP R9 DC-HSDPA, HSPA+, HSDPA, HSUPA and WCDMA
⚫ Support QPSK, 16QAM and 64QAM modulation
⚫ Data rate:
- DC-HSDPA: max. 42 Mbps (DL)
- HSUPA: max. 5.76 Mbps (UL)
- WCDMA: max. 384 kbps (DL)/384 kbps (UL)
GNSS Features
⚫ Support GPS, GLONASS, BeiDou/COMPASS and Galileo
⚫ Protocol: NMEA 0183
⚫ Data update rate: 1 Hz
AT Commands
⚫ Compliant with 3GPP TS 27.007 and 3GPP TS 27.005
⚫ Quectel enhanced AT commands
Internet Protocol
Features
QMI/MBIM/NITZ/PING/HTTP/HTTPS protocols
Firmware Upgrade
USB 2.0 interface, PCIe interface and DFOTA