PHODIR prototype: the first photonics-based fully digital radar

System specifications:

Parameters Value
Radar cross section 20 dB
Carrier frequency X-Band (about 10 GHz)
Pulse width 1 µs
Range resolution 150 m
Pulse repetition interval 1 ms
Maximum Range 10 km
Minimum Range 1.5 km
Antenna gain 30 dB
Integrated Pulses 40-100
Peak transmitted power 20 – 40 Watt
False alarm probability 10e-6
Detection probability 80%

 

Transceiver specifications:

Parameter Photonics-based transceiver
Transmitter
Carrier frequency Flexible direct generation up to 40GHz
Signal jitter <15fs integrated in [10kHz-10MHz]
Signal-to-noise ratio (SNR) >73dB/MHz
Spurious-free dynamic range (SFDR) >70dBc
Instantaneous bandwidth 200MHz, easily extendable with MLL at higher repetition rate
Input carrier frequency up to 40GHz with direct RF undersampling
Instantaneous bandwidth 200MHz, easily extendable with MLL at higher repetition rate
Sampling jitter <10fs integrated in [10kHz-10MHz]
Spurious-free dynamic range (SFDR) 50dB
Effective number of bits (ENOB) >7 for carrier frequency up to 40GHz

PANDORA prototype: the first photonics-based dual-band software defined radar

Same System specifications than PHODIR in X-band. 
S-band specificaitons:

Parameters Value
Radar cross section 20 dB
Carrier frequency S-Band (about 10 GHz)
Pulse width 1 µs
Range resolution 150 m
Pulse repetition interval 1 ms
Maximum Range 10 km
Minimum Range 1.5 km
Antenna gain 30 dB
Integrated Pulses 40-100
Peak transmitted power 20 – 40 Watt
False alarm probability 10e-6
Detection probability 80%

Transceiver specifications:

Same transceiver specifications than PHODIR transceiver

The first photonics-based RF scanning receiver prototype

Parameter Prototype value
Input RF frequency range 0.5GHz ÷ 18GHz
Input RF power range -110dBm ÷ 0dBm
RF instantaneous 3dB BW 1GHz
RF instantaneous dynamic range >35dB
SFDR 70dB
Noise Figure 5dB
Tuning band selection time Not applicable Integrated version <100 ns