HELIOS 4G LTE Distributed Base Station (eNodeB)
4G LTE, 2T2R MIMO, Max Three LTE Carriers for Macro Sites
Overview
The HELIOS 4G LTE Distributed Base Station (eNodeB) provides wireless access functions, including management of air interface, access control, mobility control, user resource allocation and other radio resource management and wireless service transmission functions. It consists of BaseBand Unit (BBU) and Remote Radio Unit (RRU).
Indoor BaseBand Unit (BBU)
Features
- Supports 3 x 20MHz LTE cells
- Supports remote upgrade and management
- Supports 2 x 2 MIMO
- Supports 256 active users & 512 RRC connected users per cell
- Supports DL 64QAM/UL 64QAM
- Simple structure and easy installation
- Supports GPS synchronization (Customizable with Beidou and GLONASS)
Technical Specifications
| 3GPP | Release 15 |
| LTE Technology | TDD / FDD |
| Bandwidth | 5 / 10 / 20MHz |
| MIMO | 3 Carriers, 2T2R |
| Operational Capacity | Each cell supports 256 active users and 512 RRC connected users |
| Throughput | FDD 20 MHz@2TRX:
DL 150Mbps, UL 70Mbps TDD 20 MHz@2TRX: SA1: DL 80 Mbps, UL 29 Mbps |
| Networking | 4G only & NSA |
High-Power Remote Radio Unit (mRRU)
Overview
The HELIOS High-Power RRU is a digital transport platform supporting cellular technologies on fiber optic cable using the CPRI protocol. The power amplifier technology adopts DPD (Digital Pre-Distortion), allowing for a significant improvement in power consumption compared with analogue technology. This platform is ideal for underground tunnels & outdoor coverage deployments of cellular services.
Features
- High power output: 2T2R MIMO, up to 40W per port
- Massive MIMO antenna array of 2 x 2, external antenna
- DPD, CFR, and AGC for better sensitivity and communication quality
- Low modulation EVM, ALCR, and spurious emission
- High uplink sensitivity
- Frequency band by SKU
- Support Cascading
- Support FDD & TDD
- Low Power consumption and high efficiency
- IP-65 Ingress protection
Technical Specifications
| Frequency Range | 2T2R MIMO Design customized within LTE BAND 1, 3, 7, 8, 20, 28, 38 |
| Channel Bandwidth | 5 / 10 / 20MHz |
| Maximum Transmit Power | 20Watts or 40Watts per port (Option) |
| Network Interface | 10Gbps SFP+ Connector * 2 / CPRI |
| Management Port | RJ-45 connector / 10/100/1000M adaptive |
| Capacity | 2T2R |
| Spurious Emissions | Meet requirement of Chapter 6.6.4.2.4 of 3GPP TS 138 104 v15.13.0 |
| MTBF | Min. 100,000 Hours |
| Ingress Protection | IP-65 Pole / Wall Mounting |
