computer science

Indian Deep Space Network

Indian Deep Space Network is a computer science topic covered in the lgStudy science library. This page brings together a partial reference excerpt, illustrations, worked examples, real-world applications and a short study plan, so you can understand Indian Deep Space Network rather than just read about it. In short: Indian Deep Space Network (IDSN) is a sophisticated telecommunications infrastructure operated by the Indian Space Research Organization (ISRO) to provide telemetry, tracking and command support its interplanetary missions. Located at the Bayalu campus near Bengaluru, Karnataka, the IDSN comprises a network of large antennas capable of communicating with spacecraft at lunar and interplanetary distances.

Key takeaways

Indian Deep Space Network belongs to computer science; place it in that map before memorising details.
Learn the definition first, then one example that makes the definition concrete.
Connect Indian Deep Space Network to a quantity you can measure, compute or draw — that is where exam questions come from.
Reproduce the core statement of Indian Deep Space Network from memory before moving on to harder problems.

Reference excerpt

Indian Deep Space Network (IDSN) is a sophisticated telecommunications infrastructure operated by the Indian Space Research Organization (ISRO) to provide telemetry, tracking and command support its interplanetary missions. Located at the Bayalu campus near Bengaluru, Karnataka, the IDSN comprises a network of large antennas capable of communicating with spacecraft at lunar and interplanetary distances. The network operates under the purview of ISRO Telemetry, Tracking and Command Network (ISTRAC) and functions as part of a global network, receiving complementary support from similar networks run by NASA, China, Russia, ESA, and Japan.

Facilities and Infrastructure The IDSN occupies nearly 120 acres at Bayalu, located 60 kilometers from Bengaluru. The campus houses the antenna systems, mission operations complexes and the Indian Space Science Data Centre along with other facilities and administrative buildings.

Mission Operation Complex (MOX) The IDSN operates two Mission Operations Complexes: MOX-1 established in 2008 and MOX-2 established in 2010.

Indian Space Science Data Centre (ISSDC) Located within the IDSN campus, ISSDC processes and archives scientific payload data from ISRO's space missions.

ISRO Navigation Centre (INC) Byalalu campus also houses the ISRO Navigation Centre (INC). The centre became active on 12 June 2013, at the time of launch of IRNSS-1A, the first of the Indian Regional Navigation Satellite System series of satellites. The INC has a high stability atomic clock. It will be used to co-ordinate across 21 ground stations in India.

Antenna Systems Along with the existing infrastructure of the ISRO Telemetry, Tracking and Command Network (ISTRAC), the IDSN is augmented by multiple large antennas to improve the visibility duration.

32-Meter S/X-Band Antenna The main antenna of the network is a 32-meter antenna that employs a parabolic reflector. The antenna mount utilizes wheel-and-track system for azimuth motion. Built in a beam waveguide configuration, this state-of-the-art system has supported the Chandrayaan-1 and Mars Orbiter Mission mission operations. Currently, it supports the Chandrayaan-2 orbiter, the Aditya-L1 mission and Chandrayaan-3. A fibre optics / satellite link will provide the necessary connectivity between the IDSN site and Spacecraft Control Centre / Network Control Centre. This antenna is designed to provide uplink in both S-Band (20/2 kW) and X-Band (2.5 kW), either through Right circular polarization or Left circular polarization. The reception capability will be in both S-Band and X-Band (simultaneous RCP & LCP). It can receive two carriers in S-Band and one carrier in X-Band, simultaneously. The system will have a G/T of 37.5/51 dB/K (45° elevation, clear sky) for S/X-Band. The base-band will adhere to CCSDS Standards facilitating cross-support among the space agencies. The station is also equipped for remote control from the ISTRAC Network Control Centre (NCC).

18-Meter S/X-Band Antenna (D-18 Tarang) Commissioned in November 2021, the second antenna is an indigenous 18-meter antenna that provides supplementary deep space support. It shares technical architecture with the 32m antenna at a reduced scale.

11-Meter antenna An additional 11-meter antenna operates at the facility for additional flexibility and lower power applications.

Missions Supported

Chandrayaan missions

The Indian Deep Space Network was built to track and support India's first lunar mission Chandrayaan-1, an uncrewed lunar exploration mission. The IDSN provided continuous tracking and orbit control support and received images and data through the mission. IDSN supported the partially successful Chandrayaan-2 mission completely, from lunar orbit insertion and lander descent to rover operations. In 2023, the Chandrayaan-3 successfully placed a lander and rover on lunar south polar region. IDSN provided primary tracking support with supplementary supports from NASA and ESA networks.

Mars Orbiter Mission

IDSN had been used to track Mars Orbiter Mission (MOM) also known as Mangalyaan.

Venus Orbiter Mission The 32m antenna will be used for science data collection from the Venus Orbiter Mission Spacecraft, planned to be launched in 2028.

See also Deep Space Network Chinese Deep Space Network

References

External links

Official ISRO website Indian Deep Space Network Official Chandrayaan-1 Website Archived 8 July 2019 at the Wayback Machine

Illustrations

Worked examples

Example 1 — a first encounter with Indian Deep Space Network

Start with the simplest possible case. Write down what Indian Deep Space Network claims or describes in one sentence, then invent the smallest concrete situation in which that sentence is true. In computer science, the smallest case is usually a single object, a single equation or a single measurement. Check that every symbol or term in your sentence has a meaning in that case.

Example 2 — changing one variable

Take the situation from Example 1 and change exactly one quantity: double it, halve it, or set it to zero. Predict what should happen to Indian Deep Space Network before you calculate. Comparing your prediction with the result is the fastest way to find out whether you understand the idea or only the words.

Example 3 — an exam-style question

Typical questions about Indian Deep Space Network ask you to (a) state it precisely, (b) apply it to given data, and (c) explain a limitation. Practise writing all three answers in under five minutes; the third part is what separates a full-mark answer from an average one.

Applications of Indian Deep Space Network

In research: Indian Deep Space Network appears in computer science research whenever the underlying quantities have to be modelled precisely. Papers usually cite it as a starting assumption and then explore where it breaks down.
In technology and industry: Engineering practice reuses Indian Deep Space Network in design rules, simulations and safety margins. Knowing the idea lets you read a specification sheet and understand why the numbers look the way they do.
In the classroom: Indian Deep Space Network is common in secondary-school and first-year university syllabi. It links to neighbouring topics 2008 establishments in Karnataka, Buildings and structures in Bengaluru South district, Deep space networks, so understanding it makes those chapters shorter.
In everyday life: Look for Indian Deep Space Network outside the textbook — in sport, cooking, traffic, electronics or the sky above you. An example you found yourself is remembered far longer than one you were given.

Affiliate

Preply — study more efficiently by working with a personal tutor. 50% off.

How to study Indian Deep Space Network in 20 minutes

Read the reference excerpt below once, without taking notes.
Close the page and write down what Indian Deep Space Network means in your own words.
Compare your version with the excerpt and mark what you missed.
Work through the three examples above with pen and paper.
Explain Indian Deep Space Network out loud to somebody else — or to Teacher Smith in the lgStudy chat.

Frequently asked questions

What is Indian Deep Space Network in simple terms?

Why does Indian Deep Space Network matter?

Because it connects several computer science ideas at once: it gives you a definition you can apply, a quantity you can calculate, and a way to check whether a result is plausible.

How should I study Indian Deep Space Network?

Read the excerpt, restate it from memory, then work through the examples and applications listed on this page. The five-step study plan above takes about twenty minutes.

What does this page cover?

It gives you a compact reference excerpt plus original lgStudy explanations, examples, applications and study material on Indian Deep Space Network.