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Product description
SR-7924_S 77/79GHz Dual Mode Short Range Radar
Front & Rear Short Range Radar (SRR/ USRR):
SRR :Azimuth 140 °, Sensing Area 85m.
USRR :Azimuth 140 °, Sensing Area 12m.
Support :
◆ Blind Spot Detection
◆ Lane Change Assist
◆ Front Cross Traffic Alert
◆ Rear Cross Traffic Alert
◆ Door Open Warning
◆ Rear Collision Warning
◆ Parking Aid System
ITEM Parameter
SRR USRR
Frequency Range 76~77 GHz 77~79 GHz
Detection Range 85M 12M
Max. Speed +/-180km/h
Field of View Horizontal 0° ~ 85 M
45° ~ 70 M
60° ~ 45 M
70° ~ 15 M
< 70° ~ 12 M 
Measuring Accuracy
(Distance)
(Speed)
(Angle)


0.36 M
0.258 M/S
0° ~ 1.8 degree
45° ~ 2.52 degree

0.10 M
0.268 M/S
0° ~ 0.9 degree
45° ~ 1.26 degree
Object Separation
(Distance)
(Speed)
(Angle)

0.72 M
0.52 M/S
5.6 degree

0.20 M
0.53 M/S
2.8 degree
Cycle Time 50ms 50ms
Modulation Fast FMCW Fast FMCW
Interfaces Canfd Canfd
◆ Detection Range
◆ Test Specification
RF/EMC
(FCC Part95M)
Electrical test Environmental test
EIRP Direct current supply voltage (9V~16V) High/Low-temperature Storage
OBW Over Voltage(24V) High/Low-temperature tests
Emission ( < 231GHz ) Superimposed alternating voltage Temperature steps
Frequency Stability Slow decrease and increase of supply voltage Temperature cycling
Momentary drop in supply voltage Humid heat, cyclic
Reset behavior at voltage drop Condensation test
Starting profile Waterproof IPX9K
Reversed voltage Protection against dust
Load Dump Salt spray
Ground reference and supply offset Impact test
Open circuit tests Vibration test
Short circuit protection  
Insulation resistance (>10MΩ)