Optical Fiber Communication training

Optical Fiber Communication training
Optical Fiber Communication training

Optical Fiber Communication training

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  • Add: 487 Cong Hoa Street, Ward 15, Tan Binh Dist, HCM City, Vietnam

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  • Add: 184 Binh Than Street, Vo Cuong Ward, Bac Ninh City, Vietnam
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Specification

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Description

1.Training objectives:

      - Basic understanding of optional transmission information 

      - Receive/Transmit optical signal 

      - Modulation/Demodul action of optical signals

 2. Practical exercises:

       - Analogue & Digital signal generation at 820 nm

       - Analogue & Digital signal acquision at 820nm 

       - AM Modulation/Demodulation

       - FM Modulation/Demodulation

       - ASK Modulation/Demodulation

       - FSK Modulation/Demodulation

       - Encode/Decode Signals

       - Channel Encode/Decode ( Manchester)

       - Broadcast TV signal 

       - Modulation/Demodulation of TV signal

3. Detailed summary of exercises:

Bài 1

Analog & Digital Optical Fibers Transmitters Module
Specification1. Transmitted light wavelength: 820nm
 2. Data rate: 1 Mbps.
 3. Transmitter bandwidth: 1 MHz.
 4. Includes digital and analog transmitters, and also covers with E/O conversion circuit.
 5. Built-in microphone input terminal and audio amplifier.
 6. Built-in sine wave output signal, and also includes tunable amplitude and frequency output. Amplitude: 2 Vpp; Frequency: 100 Hz ~ 2.5 kHz.
 7. Built-in digital data generator, used to produce TTL signal and CMOS level output.
Lab 1 
Experiment 1820 nm Analog Transmitted Circuits
Experiment 2Adjustable Audio Signal Generator
Experiment 3Microphone Amplified Circuits
Experiment 4820 nm Digital Transmitted Circuits
Experiment 51 MHz Digital Data Generator

 

Bài 2

Analog & Digital Optical Fibers Receivers Module
Specification1. Received light wavelength: 820nm
 2. Data rate: 1 Mbps
 3. Receiver bandwidth: 1 MHz
 4. Includes digital and analog receivers, and also covers with O/E conversion circuit.
 5. Provided with tunable amplifier, which can drive the 8 W loud speaker.
Lab 2 
Experiment 1820 nm Analog Received Circuit
Experiment 2Audio Signal Amplified Circuit
Experiment 3820 nm Digital Received Circuit

 

Bài 3

Analog and Digital Signal Modulations Modules
Lab 3AM Modulation and Demodulation
Experiment 1(1) AM Modulation:
a. Carrier Signal: 540 kHz~1600 MHz.
b. Audio Frequency Signal: 1 kHz~2 kHz.
 
 
Experiment 2(2) AM Demodulation:
a. Carrier Signal:540 kHz ~ 1600 kHz.
b. Audio Frequency Signal: 1 kHz ~ 2 kHz.
c. Modulation Index: 50%.
 
 
Lab 4FM Modulation and Demodulation

Experiment 1

 

(1) FM Modulation:
a. Carrier Signal: 20 kHz.
b. Audio Frequency Signal: 1 kHz~5 kHz

Experiment 2

 

(2) FM Demodulation:
a. Nature Frequency: 20 kHz.
b. Audio Frequency Signal: 1kHz~3 kHz.
Lab 5ASK Modulation and Demodulation:
Experiment 1(1) ASK Modulation:
a. Carrier Signal: 20 kHz ~100 kHz.
b. Data Signal: 100bps ~ 1 kbps.
 
 
Experiment 2(2) ASK Demodulation:
a. Carrier Signal: 20 kHz ~ 100 kHz.
b. Data Signal: 100bps ~ 1 kbps.
 
 
Lab 6FSK Modulation and Demodulation
Experiment 1(1) FSK Modulation:
a. Space Signal: 1370 Hz.
b. Mark Signal: 870 Hz.
c. Data Signal: 100bps ~ 500bps.
 
 
 
Experiment 2(2) FSK Demodulation:
 a. Space Signal: 1370 Hz.
 b. Mark Signal: 870 Hz.
 c. Data Signal: 100 bps ~ 500 bps.

 

4. Practical support tools (Option)

Máy hiện sóng

60MHz Digital Storage Oscilloscope

Bandwidth with 2 Input Channels60 MHz
Real-Time250MSa/s
Equivalent-Time Sampling25GSa/s
Memory Length per Channel4k
Peak Detect as Fast as10ns
Save/Recall of Front Panel Settings & Waveforms15
Display5.6" TFT Color
Auto Measurements19
Arithmetic OperatorsAdd, Subtract, FFT
PC ConnectionUSB Port
PC InterfaceReal Time Software Package

Máy phân tích phổ

500MHz Spectrum Analyzer

PROD-412911-01

Frequency range0.15~500MHz
Center frequency display Accuracy±100kHz
Marker accuracy(0.1%span+100kHz)
Resolution of frequency display100kHz (4.5digit LED)
Frequency Scanwidth Accuracy±10%
IF bandwidth (-3dB)400kHz and 20kHz
Video-filter (ON)4kHz
Sweep rate43Hz
Amplitude range-100dBm to +13dBm

 

 

 

 

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