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Microwave and Optical Engineering Research Group (MOE)
School of Electrical Sciences, IIT Bhubaneswar

Optical Sensing and Communication Laboratory

The Optical Sensing and Communication Laboratory is equipped for design and simulation of optical sensors and long-range communication systems including fibre and FSO systems. The designed prototype systems are tested and characterised with various high-end instruments available in the Optical Sensing and Communication Laboratory.


Software


Hardware

 
Instrument/Device Functionality & Use

OTDR (optical time domain refractometer)

  • Enhanced support of FTTH to Metro, Core Network
  • High Dynamic Range (45dB)
  • Short Dead Zone (0.8 m)

OSA (optical spectrum analyzer)

  • 1 Ultra high Wavelength Accuracy; ±10 pm (1520 to 1580 nm); ±20 pm (1450 to 1520 nm); ±20 pm (1580 to 1620 nm); ±50 nm (600 to 1700 nm)
  • High Wavelength Linearity; ±10 pm (1520 to 1580 nm); ±20 pm (1450 to 1520 nm); ±20 pm (1580 to 1620 nm)
  • Wide close-in dynamic range: 70 dB @ ±0.2 nm
  • Max input power: +23 dBm per channel; Max safe input power: +27 dBm

OSA (optical spectrum analyzer)

  • 1 Ultra high Wavelength Accuracy; ±10 pm (1520 to 1580 nm); ±20 pm (1450 to 1520 nm); ±20 pm (1580 to 1620 nm); ±50 nm (600 to 1700 nm)
  • High Wavelength Linearity; ±10 pm (1520 to 1580 nm); ±20 pm (1450 to 1520 nm); ±20 pm (1580 to 1620 nm)
  • Wide close-in dynamic range: 70 dB @ ±0.2 nm
  • Max input power: +23 dBm per channel; Max safe input power: +27 dBm

Splicer machine

  • Dual Independent Splice Protection Heaters
  • 5.6” Switchable Color Monitor for Front to Back or Back to Front Operation
  • Complete Splice in Less than 40 Seconds

FRAME Controller

  • TLS module AQ 2200-136
  • ATTH module AQ 2200-311
  • OSW module AQ 2200-411
  • Interface module AQ2200-201

Optical power meter

  • 4 digit, .01dB Display Readout
  • .15 dB accuracy, .01 dB linearity
  • 73 dB of Measurement Range

Hot Air Oven cum Incubator

  • KW/HP 1.5

Manual Ultra-Selective Filters with Narrow Bandwidth

PIN Diode

  • 1.5 GHz InGaAs fiber optic photodetector
  • 960nm -1700nm

Fabry-Perot Laser Diodes, Pigtailed Butterfly Package


  • Center Wavelengths from 1310 to 2000 nm 14-Pin Butterfly Package with Integrated TEC and Thermistor Pigtailed with 1.5 m of SM or PM Fiber

Modulator with Polarizer

  • 10GHz Operating range 1525-1605 nm PRBS optical extinction ratio 13 dB

FTTD Erbium Doped Fiber Amplifier

  • R/B: downlink Red-Band (1548~1564nm), Uplink Blue-Band (1528~1563nm), C/C: Downlink and uplink are used C-Band (1528~1564nm), L/L Downlink and uplink are used L-Band (1570~1605nm), C/L: downlink use of C-Band, uplink use of L-Band, SCH: single channel or 1~8 continuous ribbon channels (ITU wavelength)
  • F05: gain flatness =±0.25dB, F10: gain flatness=±0.5dB, F20: gain flatness=±1.0dB

DPO(Digital Phosphor Oscilloscope)

  • Analog bandwidth 2.5 GHz Sample rate 10 GS/s - 40 GS/s Record Length 25M point - 500M point Channel 4

High Bandwidth, Bipolar Photodetector-Amplifier Module

  • LOW NOISE - DOWN TO 100fW/vHz
  • ULTRA HIGH BANDWIDTH - 1kHz TO 200MHz
  • HIGH GAIN - UP TO 1.5V/µW
  • SILICON OR InGaAs PINS, OR SILICON AVALANCHE PHOTODIODES

Programmable High Voltage Power Supply For Photodetector Biassing

  • VERY LOW NOISE
  • SHIELDED METAL CASE

61/2 Digit Multimeter

  • 6½ digit resolution
  • 10 measurement functions: DC/AC voltage, DC/AC current,
  • and 4-wire resistance, diode, continuity, frequency, period
  • 1000 V max voltage input, 3 A max current input

Pulse/ pattern Generator

  • 400/660 MHz single- or dual-channel pulse data generator 400 MHz, 3.8 V, 50 O into 50 O (81131A) OR 660 MHz, 2.5 V, 50 O into 50 O (81132A)
  • Pulse, burst, pattern modes selectable

Optical Spectrometer

  • Optical Resolution: 0.18 nm FWHM
  • Integration Time: 7.2ms - 5s

FBG Interrogator

  • Sampling rate of: 1000 S/s; Dynamic range. 25 dB
  • Number of parallel optical channels:04
  • Measurement range (1500-1600 nm)
  • Communication: Ethernet (RJ45); SCPI8 over TCP/IP

Tunable Optical Filter

  • Narrow bandwidth , SM-28 fiber, with Circulator
  • Tunning range : ±30 GHz
  • Optical isolation> 25dB
  • Tunning resolution :2 ppm

Laser Source

  • Linewidth < 1 MHz
  • Output Power: 40 mW
  • Centre wavelength:1550 nm(ITU-T Grid)
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