ASRR403T1 Corner Radar Specification
ASRR403T1 Corner Radar Specification
ASRR403T1 is a 77GHz Automotive millimeter wave corner radar developed by CIST Electronics GmbH. It is suitable for various warning functions such as Blind Spot Detection (BSD), Door Opening Warning (DOW), Lane Change Assistance (LCA), Rear Cross Traffic Alert (RCTA), Rear Collision Warning (RCW), etc. The radar works in the FMCW modulation, adopts the MIMO technology with multiple transmit and receive antennas, combined with CFAR, AOA and other technologies. It achieves a large Field of View (FoV), long distance range, high precision, and high-resolution detection performance.
Product Description
ASRR403T1 is a 77GHz Automotive millimeter wave corner radar developed by CIST Electronics GmbH. It is suitable for various warning functions such as Blind Spot Detection (BSD), Door Opening Warning (DOW), Lane Change Assistance (LCA), Rear Cross Traffic Alert (RCTA), Rear Collision Warning (RCW), etc. The radar works in the FMCW modulation, adopts the MIMO technology with multiple transmit and receive antennas, combined with CFAR, AOA and other technologies. It achieves a large Field of View (FoV), long distance range, high precision, and high-resolution detection performance.
Product Advantages:
- Single PCB board design, small size and good for assembly
- SupportBSD/LCA/RCW/RCTA/DOW/ELK
- Support integration with visual ADAS systems
- Support UDS diagnostics and diagnostic flashing
- Support offline configuration
- Support network wake-up and hard-wired wake-up
- Support static calibration, dynamic calibration, and occlusion detection
- Support one CAN and one CANFD
- Satisfywith standards such as ISO 17387, ISO 16750, ISO 11452, ISO 10605, GB 14023-2011, GB/T 30512-2014
- Small size, can be installed behind the front/rear plastic covers of vehicle(bumpers, grilles, etc.)
- Complies with strict limits on hazardous substances standard 2011/65/EU (RoHS -2.0)
- Compliant with CE, E/e-Mark, and other regulations
Additional Information
Please contact our company for any other matters that have not been detailed.
Technical Specifications – Measurement Performance
| Performance Parameters | Specifications |
| Range of Measurement | 0.59~120m |
| Range Accuracy | ±0.2m |
| Range Resolution | 1.2m |
| Velocity Range | -55~ +55 m/s |
| Velocity Accuracy | 0.1 m/s |
| Velocity Resolution | 0.6m/s |
| Azimuth FOV | ±75° |
| Elevation FOV | ±10° |
| Angular Accuracy (Azimuth) | ±0.5°@0° |
| Azimuth Resolution | 8° |
| Number of Trackable Targets | 64 |
| Data Refresh Period | 50ms |
Technical Specifications – Operating Conditions
| Parameter | Specification |
| Operating Frequency | 77~78 GHz |
| Transmit Power | 12.5dBm |
| Power Supply | +9V~+16 V |
| Power Consumption | ＜3w |
| Static Current | ＜1 mA |
| Operating Temperature | -40 ℃~85 ℃ |
| Operating Humidity | 5％~90％RH |
| Storage/Transport Temperature | -40℃~+95 ℃ |
| Storage/Transport Humidity | 5％~90％RH |
| Shock | 50G |
| Vibration | ISO 16750-3 |
| Protection Rating | IP6K7、IP6K9K |
| EMC standards | CISPR25-Class3 |
| Lifespan | 250000km or 10 years |
Technical Specifications – Casing
| Parameter | Specification |
| Size(H*W*D) | 67×56.7×16.4(Body) 85.7×87.2X16.4 (Outer Contour) |
| Weight | 82.91g |
Material (Front Shell, Rear Shell) | PBT- GF30 |
Color (Front Shell, Rear Shell) | Black |
| Mounting Method | Bolt fixation |
| Port | Molex 349681801 |
Technical Specifications – Connection
| Parameter | Specification |
| Bus Interface | 1x CAN（Configurable baud rate） 1x CAN-FD（Configurable baud rate） |
| Interface Orientation | Face outside of the vehicle |
Technical Specifications – Interface Signal Definition
| Pin number | Definition | Meaning |
| 1 | KL15 | Wake-up |
| 2 | KL30 | Power Input |
| 3 | V-CANH | CAN2.0+ |
| 4 | V-CANL | CAN2.0- |
| 5 | GND | GND |
| 6 | P-CANL | CANFD- |
| 7 | P-CANH | CANFD+ |
| 8 | L/R | Left/Right Identification |
| 9* | LED | LED Drive Output |
| 10 | NC | Reserved Pin |
*LED is optional. If radar-driven LED lighting is required, it should be specified in the functional requirements.
Technical Specifications – Appearance
Technical Specifications – Installation Instructions
The permissible installation area for the radar on the vehicle is as shown in the diagram below. The radar’s transmitting surface faces outward, with the connector towards the vehicle’s center axis. The installation of the radar must meet the requirements shown in the table below to avoid reduction in radar detection angles and to ensure the radar’s normal operation.
| Installation | Indicator | Diagram |
Installation height （SUV） | 600~750mm （Under no-load condition） |  |
Installation height （Sedan） | 600~700mm （Under no-load condition） |  |
Installation width （SUV&sedan） | 750~950mm （Under no-load condition） |  |
Installation height （Commercial vehicles） | 800~1000mm （Under no-load conditions, determined by the width of commercial vehicles） | NA |
Installation width （Commercial vehicles） | 1000~1200mm （Under no-load conditions, determined by the width of commercial vehicles） | NA |
| Pitch angle | 0±2° |  |
| Roll Angle | 180°±3° |  |
| Yaw Angle | 42.2°±3° |  |
| Lateral blind spot |
Defined by specific location
|  |
| Vertical blind spot |
Defined by specific location |  |
Rear left corner radar Rear right corner radar
Technical Specifications – Secondary Surface (Radome)
The shape should be as flat as possible, with uniform thickness, and no sharp structures
Hydrophobic
The angle α between the radar beam and the cover part is less than or equal to 70 degrees
Radar and cover distance D > 5mm
The covers are made of plastic material and should not contain carbon fiber or metal
Recommended materials and thickness for covers (can be an integer multiple of the values in the table)
| Material | Thickness（mm） |
| ABS | 3.51 |
| PP | 4.04 |
| PA | 3.74 |
| PC | 3.71 |
| PC-PBT | 3.64 |
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