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KSW-WNS02B Wireless Channel Emulator
  • Single device supports up to 64 RF duplex channels
  • Support a maximum of 2048 fading channels
  • Single channel supports maximum 600MHz signal bandwidth and 2GHz aggregate bandwidth
  • Support maximum delay of 3s
  • Support up to 110dB large scale fading range
  • Support short wave, ultrashort wave, and L/S/C/X/Ku/Ka bands

Product Overview

KSW-WNS02B Wireless Channel Emulator (also known as 'wireless channel simulator' and 'RF channel emulator') is a kind of simulation equipment used in wireless channel environment, to realize RF channel interconnection and simulation of dynamic wireless channel. According to different testing requirements, KSW-WNS02B has the following functions:
       1) Complex topology networking of multipoint-to-multipoint RF channels;
       2) Wireless channel simulation: Simulation of multipath effect, Doppler frequency shift, fading channel impulse response, dynamic delay, interference signal superposition, signal-to-noise ratio, etc.

KSW-WNS02B无线信道仿真仪

8/16-CHANNEL WIRELESS CHANNEL EMULATOR

KSW-WNS02B无线信道仿真仪

64-CHANNEL WIRELESS CHANNEL EMULATOR


Key Features

  • Single device supports up to 64 RF duplex channels
  • Support a maximum of 2048 fading channels
  • Single channel supports maximum 600MHz signal bandwidth and 2GHz aggregate bandwidth
  • Support maximum delay of 3s
  • Support up to 110dB large scale fading range
  • Support short wave, ultrashort wave, and L/S/C/X/Ku/Ka bands


Key Parameters

KSW-WNS02B Mesh Channel Emulator
Item Name Parameters
1 RF channel 64 channels optional, full duplex (transmitter/receiver integrated or separated)
2 Frequency range 1.5MHz~6GHz or 30MHz~6GHz
Frequency extension option: Up to 40GHz
3 Number of local oscillators Each RF port has a receiver local oscillator and a transmitter local oscillator, supporting up to 128 local oscillators
4 Channel bandwidth 2MHz、40MHz、100MHz、120MHz、500MHz、600MHz
5 Carrier aggregate bandwidth (optional) Up to 2GHz
6 Number of fading channels Maximum 2048
7 Frequency Accuracy 10-7
8 Input signal power range -40dBm~30dBm
9 Output signal power range -120dBm~ 0dBm
10 Output signal power resolution
0.1dB (output signal power ≥-100dBm)
11 Output signal power accuracy
± 1dB (output signal power ≥ -100dBm)
12 Delay range
4.5us~1.6s@1MHz/40MHz/120MHz/500MHz/600MHz
4.5us~3s@500MHz
13 Delay emulation resolution
0.1ns
14 Maximum Doppler frequency shift ±6MHz
15 Code Doppler (option) Maximum support speed 30 Mach
16 Doppler frequency shift precision ±0.1Hz
17 Coded Doppler (optional) Support maximum bandwidth of 500MHz, maximum speed of 30Mach, and precision of 1Hz
18 Output signal non-harmonic spurious distortion ≤ -45dBc
19 EVM ≤1%@256QAM,100MHz modulation signal, 2GHz frequency point
≤1.5%@256QAM,100MHz modulation signal,24GHz frequency point
20 Background noise Not higher than -162dBm/Hz@output signal power≤-40dBm
21 Channel isolation 135dB@F≤6GHz (Typical)
110dB@F≤18GHz(Typical)
100dB@F≤40GHz(Typical)
22 I/O port standing-wave ratio 1.6@F≤6GHz
1.8@F≤18GHz
2.0@F≤40GHz
23 Fading channel model Constant, Rayleigh, Rice, Nakagami, flat, domed, Gaussian, double Gaussian, LOGNORMAL, Suzuki, pure Doppler, Butterworth, custom mode, etc.
24 Standard channel model COST207、GSM/EDGE、ITU_R 3G、JTC、HIPERLAN/2、3GPP LTE、ITU1546、ITU2001、ITU526、ITU530、ITU617、ITU618、 ITU676、ITU679、ITU680、ITU681、ITU682, etc.
25 DMT Dynamic Modeling Software (Option) Support 3D spatial AD hoc networking and satellite orbit modeling, support TLE, STK, WI, ASC and other file conversion, support antenna pattern import, support phased array direction finding function, support 3D spatial model file generation after the one-click import channel emulator
26 AWGN/CW interference source emulation Supported
27 Other interferences (optional) Comb interference, frequency hopping interference, frequency sweeping interference, pulse interference, and uniformly distributed interference
28 Continuous phase change Supported
29 Automatic calibration function Supported
30 Dynamic delay update rate Maximum 2us/ms, with corresponding speed of 600km/s
31 External reference input interface 10MHz
32 Internal reference output interface 10MHz
33 Emulation synchronization trigger interface Supported
34 External control interface 1000M Ethernet
35 Remote control interface Supported
36 Emulation of spacecraft load characteristics (600MHz option)

Customizable group delay and amplitude-frequency jitter emulation in the 600MHz instantaneous band

Emulation of IMUX/OMUX multiplexer characteristics for spacecraft loads

Nonlinear characteristics of TWTA amplifiers for spacecraft loads

Phase noise emulation of spacecraft load cross-frequency retransmission mixer

37 Dimension (W x D x H) (mm) 8/16 channels: 485×277×602 (rack-mounted)
24/32/40/48/56/64 channels: 520×590×880

KSW-WNS02B MIMO Wireless Channel Emulator
Item Name Parameters
1 RF channel RF device 1: Support a maximum of 64 transceiver N (f) ports, two-way and one-way communication
RF device 2: Support a maximum of 64 receiver + 64 transmitter SMA (f) ports, or 64 transceiver SMA (f) ports
In terms of the number of connections, the maximum number is 64 input ports and 64 output ports. TDD and FDD communications are supported
2 Frequency range 350MHz ~ 6GHz
MMW frequency extension option: 350MHz ~ 40GHz
3 Number of local oscillators
Each RF port has independent transmitter and receiver local oscillators, i.e., an 8-port device can provide 16 local oscillators, and a 64-port device can provide 128 local oscillators
4 Channel bandwidth (optional) 100MHz/200MHz/400MHz/600MHz
5 Carrier aggregate bandwidth (optional) Up to 1.6GHz
6 Number of fading channels
The maximum configuration of the device, that is, the total number of fading channels at 100MHz bandwidth, is 
32*16*24*2=24576
7 MIMO networking scale
100M firmware: Support up to 32*16 or 56*8 networking; 
200M firmware: Support up to 32*8 or 16*16 networking; 
400M firmware: Support up to 16*8 networking
8 Maximum number of multipaths for single fading channel Supports user-configurable multipath parameters, with a maximum of 48 multipaths supported per channel.
9 Delay emulation range 4.5us~45us
Large delay option: Not less than 100ms
10 Multipath delay resolution
7.6ns@100MHz
3.8ns@200MHz
1.9ns@400MHz
11 Maximum movement speed 1200km/h
12 Input signal power range -40dBm ~ +30dBm
13 Output signal power range -120dBm ~ 0dBm
14 Output signal power resolution 0.1dB (output signal power ≥-100dBm)
15 Output signal power accuracy ± 1dB (output signal power ≥ -100dBm)
16 Output signal non-harmonic spurious distortion ≤-50dBc
17 EVM ≤1%@256QAM, 100MHz modulation signal
18 Background noise No more than -162dBm/Hz
19 Channel isolation ≥ 135dB
20 I/O port standing-wave ratio ≤1.6
21 MIMO modelling software GSCM 3GPP 36.104、3GPP 38.901、3GPP 36.827,WLAN 802.11n/ac/ax etc.
Supports testing of terrestrial wireless communication base stations and terminal devices.
22 AWGN/CW interference source emulation Supported
23 Automatic calibration function Supported
24 Custom dynamic emulation Supported
25 External reference input interface 10MHz~100MHz
26 Internal reference output interface 10MHz
27 Emulation synchronization trigger interface Support trigger input and output
28 External control interface 1000M Ethernet
29 Remote control interface Supported
30 Dimension (W x D x H) (mm) 8/16 channels: 485×602×277 (rack-mounted)
24/32/48/56/64 channels: 520×590×880

Configuration of WNS02B MIMO Wireless Channel Emulator
Configuration Item Description
RF device 1/2 Hardware channel of wireless channel emulator, maximum 64
Frequency converter HF extension channel of channel emulator, maximum 40GHz
100M firmware Support maximum bandwidth of 100MHz
200M firmware Support maximum bandwidth of 200MHz
400M firmware Support maximum bandwidth of 400MHz
Carrier aggregate option Support maximum bandwidth of 1.6GHz
Large delay emulation option Support maximum delay of 100ms