ICS Repeater for Sprint Equipment Manual (IRES-1900US20-20 CG-Prototype) Airpoint Co., Ltd.
Sprint FT Repeater Contents 1 Safety Notices ........................................................................................................................... - 5 - 2 Introduction ............................................................................................................................... - 6 - 3 Material List ............................................................................................................................... - 7 - 4 Functional Description .....
Sprint FT Repeater 10.4.4 RF Output Activation ........................................................................................ - 40 10.4.5 Mutual Surveillance Test .................................................................................. - 40 10.4.6 Start of Operations ........................................................................................... - 40 10.5 Contact Information .....................................................................................................
Sprint FT Repeater Figures Figure 1 System Configuration............................................................................................................ - 6 Figure 2 Block Diagram ....................................................................................................................... - 8 Figure 3 Equipment Outline .............................................................................................................. - 12 Figure 4 Repeater Bracket Outline ..................
Sprint FT Repeater Tables Table 1 Material List ........................................................................................................................... - 7 Table 2 Mechanical Specifications ...................................................................................................... - 9 Table 3 Electrical Specifications ....................................................................................................... - 10 Table 4 Environmental Specifications ..............
Sprint FT Repeater 1 Safety Notices This document contains safety notices in accordance with appropriate standards. Any installation, adjustment, maintenance and repair of the equipment must only be carried out by trained, authorized personnel. At all times, personnel must comply with any safety notices and instructions. Specific hazards are indicated by symbol labels on or near the affected parts of the equipment.
Sprint FT Repeater 2 Introduction The ICS (Interference Cancelling System) repeater has been designed to meet the needs of Network Operators wanting to maximize operational performance while enjoying the cost saving benefits of an effective, integrated, Repeater and eNodeB strategy. The ICS repeater improves signal quality by eliminating problems such as weak and unstable receive and transmit signals. Customers will enjoy better signal quality, easier access and more stable links.
Sprint FT Repeater 3 Material List The following table describes material list of ICS repeater.
Sprint FT Repeater 4 Functional Description 4.1 Block Diagram Figure 2 Block Diagram 4.2 Functions (1) All in One Unit (AiO Unit) AiO Unit has following functions. ◆ DL/UL ICS function − This function is applied in order for the ICS algorithm which consists of FPGA/DSP to predict and remove the feedback signal between a donor and a service port. ◆ DL/UL Power Amplifier function − This function applies to amplify DL/UL RF signal.
Sprint FT Repeater 5 System Specifications 5.
Sprint FT Repeater 5.2 Electrical Specifications Table 3 Electrical Specifications Parameter Downlink Frequency 1 975 [MHz] ～ 1 995 [MHz] Carrier CDMA-2000 1X, 1X EV-DO(Rev.A), LTE Max. Output Power Input Power Uplink 20 [W] ( +43 [dBm]) Gain Range Gain Control Step ﾟ EVM (Rho) Max. Input Power 1 895 [MHz] ～ 1 915 [MHz] 1 [W] (+30 [dBm]) -80 [dBm]/Total ～ -20 [dBm]/Total Range Max.
Sprint FT Repeater 5.3 Environmental Specifications Table 4 Environmental Specifications Parameter Temperature and Specification Operational Humidity.
Sprint FT Repeater 6 System Description 6.
Sprint FT Repeater 6.2 Repeater Bracket Outline The following figure shows repeater bracket.
Sprint FT Repeater 6.3 Interfaces 6.3.1 Interface Description Table 5 Interfaces No.
Sprint FT Repeater 6.3.2 Connector Description (1) DC Power Port Table 6 DC Power Port Connecter Pin Assign (Repeater Side) B A -48 VDC INPUT B GND A (2) External Alarm Port Connector Table 7 External Alarm Connector Connecter (Repeater Side) J A I K B H N L C G M D F E Pin Assign A Ext. Alarm #1 C Ext. Alarm #2 E Ext. Alarm #3 G Ext. Alarm #4 I Ext.
Sprint FT Repeater 7 Functions 7.1 ICS Function The ICS repeater possesses ICS function which can predict and cancel the feedback signal between donor and service antenna. Figure 6 ICS Function 7.1.1 Gain Setting Mode The repeater has three type of gain setting mode. The gain setting for down link and uplink can be set separately. The gain setting can be done without repeater service down. (1) Gain Mode The output power is depending on the Gain Set value of gain.
Sprint FT Repeater Ex.2）Gain setting : Pilot Mode, During receive is changing 70 ~ 75, Balance value +5 [dB] ⇒Uplink Gain : 75 ~ 80 [dB] （Uplink gain will be changed by downlink gain changing） 7.1.2 Pilot AGC Function The repeater has Pilot AGC (Auto Gain Control) function which detect reference signal from eNodeB and control gain to stabilize pilot output power. may not change by change of input power.
Sprint FT Repeater 7.1.3 ALC/AUTO Shutdown/Excessive Input Protection (TBD) The repeater has ALC（Automatic Level Control） function. If specified input level is exceeded, the automatic control of the attenuator in equipment is carried out, and an output level is kept constant.
Sprint FT Repeater 7.2 Monitor and Control Function The repeater can be monitored and controlled by LMT (Local Maintenance Terminal).LMT is based on Windows software (Windows XP/VISTA/7) and LMT is connected to the repeater by USB cable. Items of Monitor, control and alarm are shown in the Appendix C. 7.3 External Alarm Indication Function The repeater has contact interface for external alarm and status can be monitored by LMT. Connector description and pin assignment are shown in table 7.
Sprint FT Repeater 8 Software Setup (TBD) 8.1 LMT Installation The LMT software in the CD-ROM which is attached to the repeater is required to install the Repeater LMT software. Ensure the file is available on your PC and you have at least 10MB of free space. 1. To begin installation, select and run the “XXX.exe” file. 2. Select the directory for the LMT software to be installed. Click on the [Change] button if you wish to select another directory. 3.
Sprint FT Repeater The main window showss the following information : Downlink Uplink. Sytem Select the COM port of the PC to be used for the LMT. To change the COM port, click the [CLOSE] button, select a desired port number then click the [OPEN] button to establish connection. Click the [EXIT] button to quit the program. 8.3 Real Time Status Window Figure 11 Main Window Table 8 Downlink Window Parameter No.
Sprint FT Repeater 8.
Sprint FT Repeater 8.
Sprint FT Repeater 8.
Sprint FT Repeater 8.7 LMT Setting For the LMT setting, follow the steps below. CONTROL Change Setting SET Yes OK STATUS 8.7.1 Downlink Target Gain Setting For the Gain setting, follow the steps below. 1. Click [CONTROL] button 2. To change a Downlink target Gain(Min. Value : 60dB, Max. Value : 100dB) 3. Click [SET] button 4. Click [Yes] button 5. Click [OK] button 6. Click [STATUS] button 6 1 3 2 5 4 Figure 15 Control Window (Downlink Target Gain Setting) 8.7.
Sprint FT Repeater 4. Click [Yes] button 5. Click [OK] button 6. Click [STATUS] button 6 1 3 2 5 4 Figure 16 Control Window (Uplink Target Gain Setting) 8.7.3 Downlink Gain Mode Setting For the Gain Mode setting, follow the steps below. 1. Click [CONTROL] button 2. To change a Downlink Gain Mode (GAIN SET or AGC) 3. Click [SET] button 4. Click [Yes] button 5. Click [OK] button 6.
Sprint FT Repeater 6 1 3 2 5 4 Figure 17 Control Window (Downlink Gain Mode Setting) 8.7.4 Uplink Gain Mode Setting For the Gain Mode setting, follow the steps below. 1. Click [CONTROL] button 2. To change a Uplink Gain Mode (GAIN SET or BALANCE) 3. Click [SET] button 4. Click [Yes] button 5. Click [OK] button 6.
Sprint FT Repeater 6 1 3 2 5 4 Figure 18 Control Window (Uplink Gain Mode Setting) 8.7.5 Signal Select Pattern Setting The following figure shows signal select pattern(CDMA, LTE5MHz, LTE10MHz, LTE15MHz) of repeater.
Sprint FT Repeater For the signal select pattern setting, follow the steps below. 1. Click [CONTROL] button 2. To change a Select Pattern (Pattern1 ~ Pattern15) 3. Click [SET] button 4. Click [Yes] button 5. Click [OK] button 6.
Sprint FT Repeater 9 Reference Document 8. 3GPP Specifications - 3GPP TS36.106「E-UTRA FDD repeater radio transmission and reception」 9. FCC Specifications - FCC Part 24 10.
Sprint FT Repeater 10 Operation Instruction 10.
Sprint FT Repeater Figure 21 Interface layout drawing External devices( Feeder Cable, Antennas, Coupling Device etc. ) are not provided by Manufacturer(Airpoint). Please refer to the Table1. Material List for the items provided by Manufacturer.
Sprint FT Repeater 10.1.1 Connector Type Connector type, pin assignment (equipment side) of equipment external interface is shown below.
Sprint FT Repeater ④ LAN Port for Mobile Router Table 16 LAN Port for Mobile Router 10.1.2 Equipment Status Indicators (LED) Equipment status indicators (LED) are described below.
Sprint FT Repeater 10.1.3 Connections and Conditions Figure 22 External Interface Connection Diagram Table 18 External Interface Connection Conditions ・ Please make sure that the cable type, cabling, ducting etc. are suitable for the operational environment.
Sprint FT Repeater 10.2 Operation Area (Performance Guaranteed) Please install the repeater as shown in Figure 21 below, so that operation environment can be maintained.
Sprint FT Repeater 10.3 Installation Install the bracket with its right way up. For the right direction of the bracket, please refer to Figures below. After the bracket is installed, , hang the ICS Repeater onto the dent at the top of the bracket with its upper bolt (1). Please mind the free space between the ICS Repeater and the bracket. And then, fit in the bolt (2) of the ICS Repeater into the dent at the lower part of the bracket.
Sprint FT Repeater 10.4 Turn-up Procedure The following shows turn-up procedure after completion of installation: Figure 26 Turn-up Procedure 10.4.1 Power-up Plug in the input power connecter to the DC -48V input port as shown in Figure 25 below. Then, turn on the breaker switches for the ICS Repeaters in the power box (auxiliary equipment). Note that the equipment itself does not have its own power switch.
Sprint FT Repeater 10.4.2 LMT connection Connect your LMT-PC to the local maintenance port on the external equipment interface as shown in Figure 26, using an A-A type USB cable. Then, boot the LMT on the LMT-PC. Figure 28 Local Maintenance Port 10.4.3 On-site test/Parameter provisioning An on-site test is conducted using the LMT on the LMT-PC.
Sprint FT Repeater 10.4.4 RF Output Activation In the Downlink and Uplink fields on the LMT parameter provisioning window in Figure 28, set the PAU to “ON” respectively by clicking the ON/OFF button, and then, press the [Set] button to turn on the RF outputs in the directions of Downlink and Uplink respectively. Note that this operation must be conducted by a qualified engineer as the radio wave starts emitting by this operation. Figure 30 LMT PAU Provisioning Window 10.4.
