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Kumu Self Backhaul UE Relay User Guide v1.1

 

 

Kumu Networks, 960 Hamlin Ct, Sunnyvale, CA 94089, www.kumunetworks.com

 

Number of connectors 

2  

Connector Style 

N-type 

Impedance 

50 ohm 

Reflection (input) 

 

IP rating 

Compliant with overall system requirement 

Max cable length 

 

Ergonomic 

1.5 center to center (allow for gloved hands) 

UE 3GPP Release 

Rel 8 

UE DL Category 

 

UE UL Category 

 

UE Power Class 

UE Channel Bandwidth:  

5/10/15/20 MHz 

UE Spectrum: 

Band 2, Band 3 (separate SKU) 

UE Duplexing: 

FDD and TDD 

UE Category: 

UE Downlink MIMO: 

1x2 MIMO 

UE Uplink MIMO: 

SISO only 

UE Transmission Modes: 

TM 3/4/9 

UE Modulation: 

DL: QPSK / 16QAM / 64 QAM  
UL: QPSK / 16QAM 

UE DL Carrier Aggregation: 

N/A 

UE UL Carrier Aggregation: 

N/A 

UE Peak Thru-put: 

DL = TBD Mbit/s, UL = TBD Mbit/s 

 

6.2.5

 

SIM Card 

The SIM card is 4FF size and is accessible via a weatherproofed door on the side of the relay. Captive 
screws affix the door to the enclosure with an attached chain to prevent loss of the door during service. 

6.2.6

 

LEDs 

On the weatherproof door, there are two LEDs: one green and one red. The green LED will be used for 
indicating that the relay has power. The red will be used to indicate a fault condition. 

 

 

Summary of Contents for Self Backhaul UE Relay

Page 1: ...Kumu Self Backhaul UE Relay User Guide v1 1 Kumu Networks 960 Hamlin Ct Sunnyvale CA 94089 www kumunetworks com Self Backhaul UE Relay User Guide...

Page 2: ...Keep alive 8 2 5 2 Physical Ethernet Connectivity 9 2 6 UE Characteristics 9 2 6 1 Transmitter requirements 9 2 6 2 SIM Card 9 2 6 3 SIM Card PIN CPIN 9 2 6 4 APN Configuration 9 2 6 5 RF Channel Conf...

Page 3: ...m 5 Testing 11 6 Electrical Mechanical Environmental 11 6 1 General Requirements 11 6 2 Electrical Interfaces 12 6 2 1 Ethernet Interfaces 12 6 2 2 Power Interface 12 6 2 3 Access RF Interface Antenna...

Page 4: ...encies used by the eNB and the macro network This document focuses on the system requirements rather than the cancellation requirements 2 Architecture Theory of Operation 2 1 System Fit The Relay is a...

Page 5: ...he Relay to operate in full duplex approaching close to 2x the spectral efficiency of competitor s products The self cancellation is used to cancel the leakage of a given ports transmit signal into th...

Page 6: ...marize the UE Relay connects to the eNB via Ethernet port for data transport and via the antenna port to enable self interface cancellation for full duplex operation The UE Relay provides backhaul con...

Page 7: ...h via the data port and the RF ports Data RJ 45 Ant0 N Type Ant1 N Type 2 4 Connectivity to Core Network While the UE Relay provides backhaul to the Gi it is the responsibility of the eNB to establish...

Page 8: ...UE connection In the current relay implementation the UE supports a single APN As a result the Kumu monitoring management server must either 1 Be able to reach the same protected subnet that the backh...

Page 9: ...6 1 Transmitter requirements Max power Min power ACLR 2 6 2 SIM Card The UE Relay uses 2FF standard SIM Card that can be inserted without opening the enclosure through a slot with weather protected do...

Page 10: ...Cancellation Module Uplink Consult relevant Band 2 3 Uplink Cancelation Module spec 3 2 Relay Backhaul 3 2 1 UE 3 2 2 Motherboard Kumu PN Description 820 000009 rev A PC Intel NUC NUC5i5RYK USB3 8GB D...

Page 11: ...Physical size 10 25 x 20 x 5 25 Weight 13Kg Operating Temperature 20c to 45c Storage Temperature 40c to 85c Altitude Operating 13 000 feet Non Operating 50 000 feet Mounting Pole or wall mounted Envir...

Page 12: ...tion and Hi Pot Fuse Connector Phoenix 1521410 SACC E MINMS 3CON PG13 0 5 IP rating Compliant with overall system requirement 6 2 3 Access RF Interface Antenna eNB The access side eNB interface provid...

Page 13: ...and TDD UE Category 6 UE Downlink MIMO 1x2 MIMO UE Uplink MIMO SISO only UE Transmission Modes TM 3 4 9 UE Modulation DL QPSK 16QAM 64 QAM UL QPSK 16QAM UE DL Carrier Aggregation N A UE UL Carrier Ag...

Page 14: ...is equipment generates uses and can radiate radio frequency energy and if not installed and used in accordance with the instructions may cause harmful interference to radio communications However ther...

Page 15: ...ld waste When this product reaches its end of life take it to a collection point designated by local authorities The separate collection and recycling of your product and or its battery at the time of...

Page 16: ...Kumu Self Backhaul UE Relay User Guide v1 1 Kumu Networks 960 Hamlin Ct Sunnyvale CA 94089 www kumunetworks com Kumu Networks Inc 960 Hamlin Court Sunnyvale CA 94089 USA...

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