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Dual Band (n3 and n28A) ORU | ORU-N3N28A-Z03-2 |
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Overview
CCI's Dual Band, n3 and n28A, 4G and 5G enabled ORAN Radio Unit (ORU) is compliant with the ORAN interface specifications supporting the 7.2x split network configuration and supports Open Radio Access Network (ORAN) interface. The RU comes equipped with two 10G eCPRI optical interface port to communicate with the Distributed Unit (DU) for fronthaul network interfacing. This compact, multi-band, multi-technology ORU provides a standard open interface to other ORAN compliant vendor CU/DU, EMS, 5GC, and OSS products. Furthermore, it also supports the specifications set out in 3GPP Release 15.
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Electrical Specification
RF Parameters | Band A | Band B |
3GPP Band | n3 | n28A |
Uplink (UL) | 1710-1785 MHz | 715-748 MHz |
Downlink (DL) | 1805-1880 MHz | 770-803 MHz |
DL/UL Branches | 4T4R | 2T4R |
Antenna Ports | 4 | 4 |
Max IBW | 75 MHz | 33 MHz |
Max Occupied BW | 75 MHz | 33 MHz |
Carrier Bandwidth 5G NR | 10, 20, 30, or 40 MHz | 5, 10, 15, or 20 MHz |
Carrier Bandwidth LTE | 10 or 20 MHz | 3, 5, 10, 15, or 20 MHz |
Output Power | 4 × 40 W | 2 × 40 W |
Number of Carriers | ≤ 2 | ≤ 2 |
General Characteristics | ||
Voltage Range | -36 VDC to -58.5 VDC | |
RAT | LTE/5G NR | |
Duplex | FDD | |
SCS | 15 KHz / 30 KHz | |
RET | AISG 2.0 with RS485 option only | |
External Alarm | 4 pairs | |
Front-haul interface | Split Option 7.2 | |
SFP+ line rate | 10.3125 Gbps |
Front Panel & Logical Port Mapping
Front Panel & Logical Port Mapping | Description | Logical | TX | RX |
ANT1 | n3 DL/UL | T0/R0 | n3 T0 | n3 RX0 |
ANT2 | n3 DL/UL | T1/R1 | n3 T1 | n3 RX1 |
ANT3 | n3 DL/UL | T2/R2 | n3 T2 | n3 RX2 |
ANT4 | n3 DL/UL | T3/R3 | n3 T3 | n3 RX3 |
ANT5 | n28A DL/UL | T4/R4 | n28A T0 | n28A RX0 |
ANT6 | n28A DL/UL | T5/R5 | n28A T1 | n28A RX1 |
ANT7 | n28A DL/UL | T6/R6 | n28A T2 | n28A RX2 |
ANT8 | n28A DL/UL | T7/R7 | n28A T3 | n28A RX3 |
ALARM | External alarm ports can be connected to 4 pairs of alarm inputs | |||
RET | Control signal and DC port connected to RET etc. | |||
SFP0 & SFP1 | Optical Ports | |||
POWER | Power Supply DC Input | |||
GND | Radio Grounding Port |
LED Overlay
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LED Overlay |
Specification | Detail | Value |
Power Consumption | 25 degree with 100% Load | 800 W |
25 degree with 50% Load | 550 W | |
25 degree with 30% Load | 430 W | |
25 degree with 10% Load | 260 W | |
ETSI 24Hour Average | 425 W | |
DL Performance | Per port Output Power | 46 dBm max |
Power Accuracy in Normal Test Environment | -1 dB to 0.5 dB | |
Power Accuracy in Extreme Test Environment | -2.5 dB to 0.5 dB | |
EVM: QPSK | 17.5% max | |
EVM: 16QAM | 12.5% max | |
EVM:64QAM | 8.0% max | |
EVM: 256QAM | 3.5% max | |
UL Performance | n3 NF in normal environment | 2.2 dB typical, 2.6 dB max |
n3 NF in extreme environment | 2.6 dB typical, 3.0 dB max | |
n28A NF in normal environment | 2.4 dB typical, 2.8 dB max | |
n28A NF in extreme environment | 2.8 dB typical, 3.2 dB max | |
Main Function Features | Remote Electrical Tilt | Based on AISG2.0 protocol and o-ran-ald.yang model to communication with the external RET equipment |
Voltage Standing Wave Ratio Detection | Support VSWR detection for each RF port to check antenna connectivity, there are two types of VSWR alarms: Minor VSWR alarm, RU will keep radiating, the service would be degraded. Critical VSWR alarm, RU would shut off corresponding RF branch. |
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External Alarm | Support external device supervision, RU would monitor external alarm port state and send notification to O-RU controller based on o-ran-externalio.yang model when input port state is changed (circuit from open to closed or circuit from closed to open). RU can also report external alarm to O-RU controller once input port circuit from open to closed via customized fault. |
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Cascading | Not Supported | |
Security | Support TPM2.0 | |
PAP | Support PA protection functions, including the scenario: SFP port abnormal disconnect External Power supply abnormal Abnormal signal generated |
Standards & Compliance
RF Performance, BS TX & RX | 3GPP TS 38.104 V15.16.0, 3GPP TS 37.104 V15.16.0, ETSI TS 138 104 V15.16.0, ETSI TS 137 104 V15.16.0 |
RF Performance, Conformance Testing | 3GPP TS 38.141-1 V15.16.0, 3GPP TS 37.141-1 V15.16.0, ETSI TS 138 141-1 V15.16.0, ETSI TS 137 141-1 V15.16.0 |
RF Performance, IC Radio Equipment standards | IC RSS-139 Issue 3, IC RSS-133 Issue 3 |
EMC | ETSI EN 301 489-1 V2.2.3:2019*, ETSI EN 301 489-50 V2.3.1:2021*, 3GPP TS 37.113 V15.7.0:2019*, 3GPP TS 38.113 V15.7.0:2019*, CISPR 32, IEC 61000-4-3, IEC 61000-4-6, IEC 61000-4-4, IEC 61000-4-5 |
RF Performance, | EN 60950-1, UL 60950-1 |
RF Performance, | EN 60950-1, UL 60950-1 |
Environmental, Storage | EN 300 019-2-1 |
Environmental, Climatic and mechanical Tests | EN 300 019-2-4 |
Environmental, Ingress Protection | JIS C0920 IPX5, JIS C0920 IP6X, IEC 60529 IPX5, IEC 60529 IP6X |
Environmental, Earthquake | Telcordia GR-63-CORE, Zone 4 |
Environmental, Transportation | EN 300 019-2-2, IEC 60721-3-2, JIS Z0200:2003 |
Environmental, Altitude | JIS C 60068-2-13 |
Environmental | Telcordia GR-487-CORE |
ORAN Interface | ORAN WG4.CUS, ORAN WG4.MP |
RoHS | Directive 2011/65/EU and amendment 2015/863/EU |
Safety | IEC 60950-1, IEC 60950 -22, IEC 60825-1 , EN 50383/4/5 |
AISG | AISG 2.0 |
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