19AIE204
NOAA Satellite Reception Using RTL SDR
Introduction to Communication System
Aadharsh Aadhithya - CB.EN.U4AIE20001
Anirudh Edpuganti - CB.EN.U4AIE20005
Madhav Kishore - CB.EN.U4AIE20033
Onteddu Chaitanya Reddy - CB.EN.U4AIE20045
Pillalamarri Akshaya - CB.EN.U4AIE20049
Team-1
NOAA Satellite Reception Using RTL SDR
NOAA Satellites
NOAA Satellites
National Ocean and Atomospheric Administration
NOAA Satellites
What is the need?
NOAA Satellites
What is the need?
- Timely access to environmental data
NOAA Satellites
What is the need?
- Monitoring and understaning the dynamics of our earth
- Timely access to environmental data
NOAA Satellites
What is the need?
- Monitoring and understaning the dynamics of our earth
- Timely access to environmental data
- Provides data such as earth system monitoring and official assessments of the environment.
Automatic Picture Transmission (APT)
Automatic Picture Transmission (APT)
What is it?
Automatic Picture Transmission (APT)
What is it?
- An analog image transmission system
Automatic Picture Transmission (APT)
What is it?
- Reliable and economical
- An analog image transmission system
Automatic Picture Transmission (APT)
What is it?
- Reliable and economical
- An analog image transmission system
- Data can be recieved atleast twice a day from each satellite
Automatic Picture Transmission (APT)
NOAA satellites transmitting APT
Automatic Picture Transmission (APT)
NOAA satellites transmitting APT
NOAA - 15
NOAA - 19
NOAA - 18
Automatic Picture Transmission (APT)
Recieving Images
Automatic Picture Transmission (APT)
Recieving Images
How?
Automatic Picture Transmission (APT)
Recieving Images
How?
Automatic Picture Transmission (APT)
Recieving Images
How?
Automatic Picture Transmission (APT)
Recieving Images
How?
8-14 mins
Automatic Picture Transmission (APT)
Recieving Images
Process
Automatic Picture Transmission (APT)
Recieving Images
Process
Antenna
RTL-SDR
Computer
Automatic Picture Transmission (APT)
Recieving Images
Process
Antenna
RTL-SDR
Computer
Frequency
Automatic Picture Transmission (APT)
Recieving Images
Process
Computer
SDR#
signals
Automatic Picture Transmission (APT)
Recieving Images
Process
Computer
SDR#
signals
audio
WXtoImg
Automatic Picture Transmission (APT)
Recieving Images
Process
WXtoImg
Capturing images and decoding are done
Software Demonstration
V-Dipole
V-Dipole
V-Dipole
Setup
V-Dipole
Setup
Angle =120∘
\text{Angle } = 120^{\circ}
V-Dipole
Setup
L ≈50 cm
\text{L } \approx 50 \text{ cm}
L
L
V-Dipole
Setup
Direction:
Towards the satellite is preffered
QFH
Quadrafilar Helix Antenna
Can be used to receive circularly polarised signals from non-geostationary low orbit satellites
Quadrafilar Helix Antenna
Can be used to receive circularly polarised signals from non-geostationary low orbit satellites
The Build
The Build
The dimensions of QFH antenna can be obtained from here
The Build
The dimensions of QFH antenna can be obtained from here
According to the dimensions , QFH antenna is been built using PVC Pipes,Coaxial Cables and solid core wires
According to the dimensions , QFH antenna is been built using PVC Pipes,Coaxial Cables and solid core wires
Demo
Aadharsh
V-Dipole & QFH
V-Dipole
QFH
Anirudh
V-Dipole
Chaitanya
V-Dipole
Akshaya
V-Dipole
Thank you Mam
19AIE204 NOAA Satellite Reception Using RTL SDR Introduction to Communication System
ICS S3
By Incredeble us
ICS S3
- 89
