This platform offers comprehensive study of Underwater Acoustic signal based modeling, underwater signal transmission research. Platform consist of five main parts are signal processing system, Data Acquisition System, Water Body Underwater Sensors with motion system. Complete focused over User flexible programming and development of signal processing algorithms. Objective of Panini is provide “Motivation for Running Electronics & its processing capability for underwater submersible electronic product”.

The PANINI test bed is complete platform for water related application like audio transmission link, data transmission link, video transmission link .Various scientific experiment of water behavior also supported by this platform like velocity, propagation, attenuation data rate power distribution, material testing . System can Suitable for application development like underwater telephony, SONAR Sensor calibration, underwater algorithm calibration underwater image processing. Robust Tuffan glass based water tank ( 6ft x 4ft x 4ft ). Currently, there is a great deal of research into developing a new infrastructure of underwater sensors networks that communicate oceanographic information in near real time. These networks will allow for quicker detection and analysis of various data, Noise prediction and meteorological information.

 SCOPE OF SYSTEM

 Generation of Impeller Noise / Tide Noise / Ship Noise & Inject in the tank (Active injector 1, blade).

 Acoustic beacon generation over 1KHz/1.1KHz/10KHz/10.1KHz with receiver as hydrophone array.

Detection of injected signal using Hydro-array (H1,H2 ,H3,H4) .

Underwater image capturing and post processing.

 Analysis / recording of hydro-array for various location.

 External measuring Instruments for data Acquisitions for submersible sensor.

 Underwater Acoustic modem / link (TX /RX LINK).

 Underwater Image capturing of fixed and movable objects and post-processing. PC based post processing & noise cancellation over a band for new hydro sensor.

EXPERIMENT LIST

1. Underwater Image acquisition and post processing using various MATLAB program.

2. Development Audio transmission link data transmission link video transmission link.

3. Underwater Base band transmission using analog technique & post processing using Matlab Software like Audio Filter, Spectrogram.

4. Underwater Base band transmission using PSOC ARM9 Master slave architecture.

5. Determination of temperature profile from surface to depth.

6. Acoustic signal measurement using Time domain and frequency domain.

7. Acoustic power measurement for 1KHz / 2KHz / 20KHz using Standard Instrumentation like DSO, Spectrum.

8. Measurement of water Colum Loss with Spectrum analyzer and signal generator. Signal excitation sine, Square, Triangle, Chirp.

9. Underwater acoustic signal recording & playback wmv, Mp3, Mp4 & Mixing.

10. Hydrophone array beacon generation.

11. Tide generation using PWM signal using Cortex Processor

3 blade propeller switching on/off using Cortex Processor

Sensor data acquisition using Cortex Processor

12. Underwater Remote operated vehicle

SOFTWARE SECTIONS 

•  Software acoustic section & post processing codes for

             acoustic section Time domain & Frequency domain

• Software for mixer real time Image capturing & post

             processing code (MATLAB) Spectrogram

•  30 Number MATLAB Code for Image & Audio Processing

        CLEANING & MAINTENANCE APPROACH

• HYDRO-PUMP (Inlet / outlet ) Water purifier pump Submersible

        for dust & biological.

• Chemical for purifications and odor carpet (usable area).
• Water magnetic duster (Glass cleaning) cloth cover (all side) spin

mop for floor