Amit Maji

Aditya-L1 - An Observatory Class Mission: Spacecraft, Mission, and Operations

Nashiket Parate, Nigar Shaji, Motamarri Srikanth, K. Sankarasubramanian et autres

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Chandrayaan-2 Onboard Results for Lander Horizontal Velocity Camera and Improvement for Chandrayaan-3

Tanisha Bhatia, Amit Maji, Jayanta Laha, Priyabrata Senapati et autres

This paper presents the on-orbit performance results of Lander Horizontal velocity camera (LHVC) obtained in Chandrayaan-2(CH-2) and the improvements carried out for Chandrayaan-3 (CH-3). LHVC computes velocity of Lander while descending by comparing two images using phase correlation image registration algorithm. LHVC …

in (code pays fourni par la source)

Vision based Navigation, Guidance and Control of 6 DOF Robotic manipulator for Space Berthing application

Jayanta Laha, Abhinandan Kapoor, Amit Maji, Ayush Kejriwal et autres

Berthing of the spacecraft with non cooperative targets are gaining interest in recent days. Space robotics is considered one of the most promising approaches for missions such as docking, re-fuelling, repairing, upgrading, transporting, rescuing, and orbital debris removal. Many enabling techniques have …

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Dense Disparity Map Generation for Images Captured by Lunar Rover Navigation Camera

Yukti Khosla, U. Rachna, Y. Narendra Reddy, Shikha Tripathi et autres

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Testing and Qualification of RF MEMS Switch Demonstrator Payload (RFMEMS-TD1) for Small Satellite Platform

M. S. Giridhar, T. K. Pratheek, Shubhajit Biswas, M. M. Nandakishor et autres

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MOEMS sun sensors for geostationary satellites

M. A. Sumesh, V. Shobha, J. Sirisha, K. T. Manjunath et autres

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Implementing a self Driven Edge Avoiding Robot ------------ Using Arduino

Sudipta Basu Pal, Amit Maji, Rohit Hazra

Robot navigation requires the guidance of a mobile robot through the desired path to the desired goal avoiding obstacles and hazards encountered in an unknown environment. Detection and avoidance of obstacles, collisions and hazardous situations are in the first place. However, path …

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Implementation and Realisation of Micro Digital Sun Sensor Processing in FPGA

Tarun Kohli, Amit Maji, Y. Vijaya, Harsha Ravindra

Abstract This paper presents the implementation and realization of complex processing algorithms of newly developed, high accuracy, compact, two axes Micro Digital Sun Sensor (MDSS) using linear CMOS detector and N‐shaped slit mask for Indian Satellite missions. Sun sensor provides the orientation …

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Practical Approach for Implementation of Phase Correlation Based Image Registration in FPGA

Tanisha Bhatia, Amit Maji, Jayanta Laha, Manik Mehra et autres

This paper presents a practical approach for implementing phase correlation algorithm in presence of image noise. We propose Gradient filter implementation for edge enhancement to retrieve the translational shift using phase correlation method. We have implemented the filter in FPGA in an …

in (code pays fourni par la source)

Design of FPGA based horizontal velocity computation and image storage unit for lunar lander

Tanisha Bhatia, Jayanta Laha, Amit Maji, Arindam Mal et autres

Space field has experienced vigorous advancement with respect to evolution of vision system, image storage and processing. Real time image processing has become one of the most important tools for navigation and landing for planetary and lunar missions. Information of horizontal velocity …

in (code pays fourni par la source)

Design and development of two axes micro digital sun sensor using linear CMOS detector

Amit Maji, H. R. Prabhamani, Veena John, Harsha Ravindra et autres

This paper presents the design details of newly developed high accuracy, compact, two axes Micro Digital Sun Sensor (Micro DSS) using linear Complementary Metal Oxide Semiconductor detector and N-shaped slit mask for Indian Satellite missions. Due to low mass, compact size and …

in (code pays fourni par la source)

Ground based modeling and real time On-board calibration of a three axis magnetometer

Nishanth K Prasad, Saroj Kumar, Sankar Dasiga, Harsha Ravindra et autres

This paper presents a dynamic and robust method to model and calibrate a three axis magnetometer. The STUDSAT-2 (STUDent SATellite-2) satellite uses a low cost three axis digital magneto resistive magnetometer. Low cost magnetometers can be used for estimating the orientation with …

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