Policy blazing: India’s satellite navigation sector poised for high growth trajectory – Times of India

BENGALURU: India’s satellite-based navigation and augmentation services sector appears to be on a high growth trajectory with the proposed ignition of a policy push towards effective development, operation and maintenance of such systems.
The Department of Space (DoS) is planning to formulate a “comprehensive and substantive” national policy for satellite based navigation. Indian Satellite Navigation Policy – 2021 (Satnav Policy – 2021).
Its draft is now hosted on the website Indian Space Research Organization (ISRO) for public consultation after which it will be placed before central cabinet for final approval.
It seeks to “achieve self-reliance in satellite-based navigation and augmentation services with emphasis on ensuring availability and quality, enhancing utilisation, working towards progressive development of services and promoting research and development”.
In the past few decades, there has been an unprecedented increase in the number of applications dependent on position, velocity and Time (private) services provided by space based navigation systems, it was noted.
With the advent of information and mobile phone technology, crores of users across India are heavily dependent on PVT based applications in almost every walk of life.
Global Navigation Satellite Systems (GNSS) are space-based navigation systems that provide navigation signals around the world.
Currently, there are four GNSS – GPS from USA; GLONASS from Russia; Galileo from EU and BeiDou from China – offering PVT solutions globally.
In addition, there are two regional navigation satellite systems – NAVIC from India and QZSS from Japan providing navigation signals for a defined coverage area.
Offering navigation signals free-to-air for a variety of applications ranging from aerial, space, maritime and land applications to tracking, telematics, location based services (using cell phones and mobile devices), automotive, surveying, mapping and GIS and Is performed. Time.
GNSS also provides safe navigation signals especially for strategic applications in their respective countries as free-to-air signals are susceptible to adversaries.
According to the draft, there is a need for such secure services especially for the Indian strategic community.
Therefore, the Government of India has established a flexible and independent system – with navigation Indian constellation (NavIC) which is completely under its control.
Satellite Based Augmentation System (SBAS) enhances navigation satellite constellations by providing integrity and correction information through geostationary satellites.
USA’s WAAS, EU’s EGNOS, Russia’s SDCM, China’s SNAS/BDSSBAS offer these services in their defined coverage area.
The Government of India has also established a similar SBAS system – GPS Aided Geo Augmented Navigation- (GAGAN) for Indian airspace.
“The space-based navigation/enrichment system is essentially a public object that should be accessible to all users”, the DoS said.
“Such a national infrastructure can only be provided by the government”.
Further, to strengthen the Government’s ‘Atmanirbhar Bharat’ initiative, ensure continuity of NAVIC and GAGAN services, upgrade the systems in view of exponential technological progress and continue the capability to work in conjunction with other GNSS/SBAS required, the draft stated. .
Therefore, it is pertinent to formulate a comprehensive and genuine national policy for satellite based navigation.
The objective of the policy is to ensure guaranteed and continuous availability of free-to-air navigation signals for civilian uses and safe navigation signals for tactical uses in a defined coverage area.
Another goal is to ensure guaranteed and continuous availability of SBAS for aviation safety in a defined coverage area.
There is also a need to work towards progressive development and expansion of coverage for better use of navigation signals.
The focus will also be on technology development for augmentation of navigation satellite systems, and work towards compatibility and inter-operability of augmentation signals with Indian satellite navigation and other GNSS/SBAS signals.
Another objective is to promote Indian industry and academia by carrying out research and development activities in the area of ​​satellite navigation based applications with emphasis on social benefits.
The DoS said in the draft that there is also a need to work towards facilitating the global use of Indian satellite navigation and augmentation systems.

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