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LampSite Solution 
Product Description 

2 Hardware Architecture 

 

01 (2013-11-30) 

Huawei

 Proprietary and Confidential           

Copyright © Huawei Technologies Co., Ltd. 

 

2.1.2 Typical Configurations 

Table 2-1 shows typical configurations of the LampSite solution in a single-mode network. 

Table 2-1

 

Typical configurations of the LampSite solution in a single-mode network 

Mode

 

Typical Configurations

 

Number of 
Modules

 

BBU Configurations

 

LTE 

One cell per RHUB 

4 RHUBs + 32 
pRRUs 

1 UMPT + 2 LBBPds 

Two cells per RHUB 

4 RHUBs + 32 
pRRUs 

1 UMPT + 3 LBBPds 

Four cells per RHUB 

4 RHUBs + 32 
pRRUs 

1 UMPT + 6 LBBPds 

UMTS 

One cell per 
RHUB, without the 
combining among different 
RHUBs 

4 RHUBs + 32 
pRRUs 

1 UMPT + 1 WBBPf 

Two cells per 
RHUB, without the 
combining among different 
RHUBs 

4 RHUBs + 32 
pRRUs 

1 UMPT + 2 WBBPfs 

Two cells per RHUB, with 
the combining of every two 
cascading RHUBs 

4 RHUBs + 32 
pRRUs 

1 UMPT + 1 WBBPf 

Two cells per RHUB, with 
the combining of every 
four cascading RHUBs 

4 RHUBs + 16 
pRRUs 

1 UMPT + 1 WBBPf 

 

NOTE

 

The LBBPd1 board is used as an example in Table 2-1 and Table 2-2. Each LBBPd1 board supports a 
maximum of three LTE cells, and each WBBPf board supports a maximum of six UMTS cells. The 
combining in Table 2-1 and Table 2-2 refers to RF signal combining. 

 

Table 2-2 shows typical configurations of the LampSite solution in a dual-mode network. 

Table 2-2

 

Typical configurations of the LampSite solution in a dual-mode network (UMTS+LTE) 

Typical Configurations

 

Number of 
Modules

 

BBU 
Configurations

 

LTE: One cell per RHUB 

UMTS: Two cells per RHUB, without 
the combining among different RHUBs 

4 RHUBs + 16 
pRRUs 

1 UMPT + 2 LBBPds 
+ 2 WBBPfs 

Summary of Contents for LampSite

Page 1: ...LampSite Solution Product Description Issue 01 Date 2013 11 30 HUAWEI TECHNOLOGIES CO LTD ...

Page 2: ...ustomer All or part of the products services and features described in this document may not be within the purchase scope or the usage scope Unless otherwise specified in the contract all statements information and recommendations in this document are provided AS IS without warranties guarantees or representations of any kind either express or implied The information in this document is subject to...

Page 3: ...6 2 3 1 RHUB3908 Exterior 7 2 3 2 RHUB3908 Ports 8 2 3 3 PSU 10 2 4 pRRU3901 Equipment 12 2 4 1 pRRU3901 Exterior 12 2 4 2 pRRU3901 Ports 13 3 Installation and Application Scenarios 17 3 1 Installation Scenarios 17 3 2 Application Scenarios 17 4 OM System 19 5 Technical Specifications 21 5 1 RF Specifications 21 5 2 Physical Specifications 22 5 2 1 RHUB3908 Specifications 22 5 2 2 pRRU3901 Specifi...

Page 4: ...3 1 RHUB3908 Exterior 7 2 3 2 RHUB3908 Ports 8 2 3 3 PSU 10 2 4 pRRU3901 Equipment 12 2 4 1 pRRU3901 Exterior 12 2 4 2 pRRU3901 Ports 13 3 Installation and Application Scenarios 17 3 1 Installation Scenarios 17 3 2 Application Scenarios 17 4 OM System 19 5 Technical Specifications 21 5 1 RF Specifications 21 5 2 Physical Specifications 22 5 2 1 RHUB3908 Specifications 22 5 2 2 pRRU3901 Specificati...

Page 5: ...lution uses an optimized hardware and software architecture featuring a simple architecture easy deployment low capital expenditure CAPEX and in depth multi mode coverage 1 2 Benefits Adopting a cutting edge modular design the LampSite solution is applicable to multiple networking modes and can use a few different modules to accommodate all of the different base station models The solution is appl...

Page 6: ...olution With boards of different modes configured multiple networking modes can coexist in one BBU3900 After their software configurations have been modified based on the software defined radio SDR technology radio frequency RF modules support flexible multi mode configurations Collaboration Collaboration between indoor micro base stations in buildings improves the experience of edge users and red...

Page 7: ...rview 2 1 1 Product Architecture In the LampSite solution the base station comprises the baseband unit BBU pico remote radio unit pRRU and RRU HUB RHUB These modules can be flexibly combined to meet different scenario requirements Figure 2 1 shows the product architecture of the LampSite solution in UMTS LTE or UMTS LTE mode Figure 2 1 Product architecture of the LampSite solution ...

Page 8: ...t different modes to support multimode applications The connection principles for the LampSite solution are as follows The distance between the BBU and the lowest level RHUB cannot be greater than 10 km A maximum of four levels of RHUBs can be cascaded However pRRUs cannot be cascaded One RHUB provides eight CPRI_E ports CPRI_E0 to CPRI_E7 with each port connected to one pRRU An RHUB can be connec...

Page 9: ...thout the combining among different RHUBs 4 RHUBs 32 pRRUs 1 UMPT 2 WBBPfs Two cells per RHUB with the combining of every two cascading RHUBs 4 RHUBs 32 pRRUs 1 UMPT 1 WBBPf Two cells per RHUB with the combining of every four cascading RHUBs 4 RHUBs 16 pRRUs 1 UMPT 1 WBBPf NOTE The LBBPd1 board is used as an example in Table 2 1 and Table 2 2 Each LBBPd1 board supports a maximum of three LTE cells...

Page 10: ...UMTS Two cells per RHUB with the combining of every four cascading RHUBs 4 RHUBs 16 pRRUs 1 UMPT 2 LBBPds 1 WBBPf LTE Two cells per RHUB UMTS Two cells per RHUB with the combining of every four cascading RHUBs 4 RHUBs 16 pRRUs 1 UMPT 3 LBBPds 1 WBBPf 2 2 BBU3900 For more details about the BBU3900 see BBU3900 Description 2 3 RHUB3908 Equipment The RHUB3908 converges the common public radio interfac...

Page 11: ... 01 2013 11 30 Huawei Proprietary and Confidential Copyright Huawei Technologies Co Ltd 7 2 3 1 RHUB3908 Exterior Figure 2 2 shows the RHUB3908 exterior Figure 2 2 RHUB3908 exterior Figure 2 3 provides the dimensions of the RHUB3908 Figure 2 3 RHUB3908 dimensions ...

Page 12: ...n the RHUB3908 Label Description CPRI0 Optical port used for signal transmission between the RHUB and the BBU or between the RHUB and the upper level lower level RHUB CPRI1 GE0 1 FE GE electrical port reserved EXT_ALM Dry contact alarm port used for monitoring backup power system alarms ETH Maintenance Ethernet port PWR0 7 CPRI_E0 CPRI_E7 Power supply port and transmission port between the RHUB an...

Page 13: ... RHUB may have to be replaced ACT Green Steady on The RHUB is activated and functioning normally Steady off The RHUB is not activated Blinking on for 1s and off for 1s The device is under commissioning CPRI0 CPRI 1 Red or green Steady green The CPRI link is functioning properly Steady red An optical module has failed to transmit or receive signals because the optical module is faulty or the optica...

Page 14: ...ady on The CPRI link is functioning properly Steady off The CPRI link is out of lock or disconnected possibly because of an Ethernet cable disconnection or PHY fault 2 3 3 PSU The PSU converts 110 V 220 V AC power into 53 5 V DC power Figure 2 5 shows the PSU exterior Figure 2 5 PSU exterior 1 Indicators 2 PSU buckle 3 PSU handle NOTE The buckle and handle are used to physically install the PSU in...

Page 15: ...no handling Alarm indicator Yellow Steady on High temperature causes PSU over power alarms or breakdown alarms Ensure that the vent of the PSU is not blocked and the ambient temperature is normal AC input under voltage Check the voltage of the power grid The PSU is hibernating This status is normal and requires no handling Steady off No protection alarms have been reported on the PSU This status i...

Page 16: ...nd amplifies the signals which are sent to the antenna for transmission The receive channel receives the RF signals from the antenna Then the RF signals are down converted to baseband signals and sent to the BBU for processing after being filtered and amplified NOTE The CPRI data can be transmitted only using the Ethernet cable pRRU3901 supports the following Built in or external antennas PoE and ...

Page 17: ...ial Copyright Huawei Technologies Co Ltd 13 Figure 2 8 shows pRRU3901 dimensions Figure 2 8 pRRU3901 dimensions 2 4 2 pRRU3901 Ports This section describes the ports and indicators on the pRRU3901 panels Figure 2 9 shows the ports and indicators on the pRRU3901 Figure 2 9 Ports and indicators on the pRRU3901 ...

Page 18: ...T3 ANT4 A port connected to the external antenna to transmit and receive signals If the pRRU has built in antennas ports ANT0 to ANT5 are not required If the pRRU is configured with the RU3 card and no built in antenna is installed the ANT4 or ANT5 port is connected to the external antennas ANT5 PoE CPRI_E0 The PoE emblem indicates that the CPRI_E0 port supports the PoE power supply A port connect...

Page 19: ...have to be replaced Steady off No fault is detected RU1 Red or green Steady green The RU1 card is online but not providing services Blinking green on for 1s and off for 1s The RU1 card is running properly Steady off The RU1 card is not installed Steady red The RU1 card is faulty RU2 Red or green Steady green The RU2 card is online but not providing services Blinking green on for 1s and off for 1s ...

Page 20: ...ecture 01 2013 11 30 Huawei Proprietary and Confidential Copyright Huawei Technologies Co Ltd 16 Indicator Color Status Description CPRI_E1 Green Steady on The CPRI link is functioning properly Steady off The CPRI link is not functioning properly or faulty ...

Page 21: ...in a cabinet rack shelf or on a wall The pRRU3901 can be installed on a wall or ceiling 3 2 Application Scenarios The LampSite solution provides indoor coverage to indoor areas with high traffic such as office buildings shopping malls bars hotels and parking lots Because RHUB3908 and pRRU3901 are compact and light they can be installed anywhere indoors In office buildings BBUs are installed in an ...

Page 22: ...ampSite Solution Product Description 3 Installation and Application Scenarios 01 2013 11 30 Huawei Proprietary and Confidential Copyright Huawei Technologies Co Ltd 18 Figure 3 1 Example of the LampSite ...

Page 23: ...nd maintenance OM system that is based on the Man Machine Language MML and the Graphic User Interface GUI The OM system enables a hardware independent OM mechanism and provides powerful OM functions to meet various OM requirements Figure 4 1 depicts an OM system with an SRAN LMT and M2000 that provides local and remote maintenance for base stations Figure 4 1 OM system Transmission network G U L O...

Page 24: ...maintain the G U L base station services Maintenance personnel can maintain base stations locally using the SRAN LMT or remotely using the remote maintenance channel M2000 As the network management center of Huawei the M2000 centrally maintains multiple base stations The M2000 is a platform from which users can configure data from the CME monitor alarms and performance upgrade software and manage ...

Page 25: ...MTS 2100 1920 to 1980 2110 to 2170 LTE full band 1800 1710 to 1785 1805 to 1880 2 1 GHz UMTS 2 1 GHz LTE UMTS 2100 1920 to 1980 2110 to 2170 LTE full band 2100 1920 to 1980 2100 to 2170 2 1 GHz UMTS UMTS 2100 1920 to 1980 2110 to 2170 1 8 GHz LTE LTE full band 1800 1710 to 1785 1805 to 1880 Table 5 2 lists radio frequency RF specifications of a pRRU3901 Table 5 2 RF specifications of a pRRU3901 Mo...

Page 26: ... PA Internal loss The LTE receiver sensitivity is measured as recommended in 3GPP TS 36 104 under a 5 MHz channel bandwidth based on the FRC A1 3 in Annex A 1 QPSK R 1 3 25 RBs standard The 11 configuration indicates that two continuous carriers are configured and the spacing between the center frequencies of two neighboring carriers is 5 MHz In 101 or 1001 configuration discontinuous carriers are...

Page 27: ...ing 5ºC to 40ºC Storage temperature 40ºC to 70ºC Relative humidity 5 RH to 95 RH Absolute humidity 1 g m3 to 30 g m3 Operating pressure 70 kPa to 106 kPa Protection rate IP20 Operating environment EUROPEAN ETS 300 019 1 3 Temperature controlled locations Class 3 2 Storage environment ETSI EN300019 1 1 V2 1 4 2003 04 class1 2 Weather protected not temperature controlled storage locations Transport ...

Page 28: ...lowing standards related to electromagnetic compatibility CISPR22 Class B VCCI Class B GB9254 Class B IEC61000 3 2 IEC61000 3 3 IEC 61000 4 2 IEC 61000 4 3 IEC 61000 4 4 IEC 61000 4 6 IEC 61000 4 11 3GPP R99 R4 R5 R6 R7 R8 R9 and R10 Environment protection standard RoHS Surge protection standard IEC61000 4 5 surge immunity Protection standard YD 5098 2001 IEC 61000 4 5 ETSI EN301 489 ITU T K 20 Sa...

Page 29: ...and Unit CPRI Common Public Radio Interface CME Configuration Management Express DC Direct current DCU Distributed Control Unit GSM Global Service Mobile GUI Graphical user interface LMT Local Maintenance Terminal LTE Long Term Evolution MIMO Multiple Input Multiple Output MBTS Multimode Base Station PSU Power Supply Unit pRRU pico Remote Radio Unit RF Radio frequency RHUB RRU HUB SDR Software Def...

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