JAJU881 December   2022

 

  1.   概要
  2.   リソース
  3.   特長
  4.   アプリケーション
  5.   5
  6. 1System Description
    1. 1.1 Key System Specifications
  7. 2System Overview
    1. 2.1 Block Diagram
    2. 2.2 Design Considerations
    3. 2.3 Highlighted Products
      1. 2.3.1 Devices
        1. 2.3.1.1 AWR2243
        2. 2.3.1.2 AM2732R
        3. 2.3.1.3 LP876242-Q1
        4. 2.3.1.4 LM62460-Q1
        5. 2.3.1.5 TCAN1043A-Q1
        6. 2.3.1.6 TCAN1044A-Q1
        7. 2.3.1.7 DP83TC812-Q1
        8. 2.3.1.8 TPS61379-Q1
        9. 2.3.1.9 TMP102-Q1
  8. 3System Design Theory
  9. 4Hardware, Software, Testing Requirements, and Test Results
    1. 4.1 Hardware Requirements
    2. 4.2 Test Setup
      1. 4.2.1 Virtual Antenna Array
    3. 4.3 Test Results
      1. 4.3.1 Angle Resolution Measurement
  10. 5Design and Documentation Support
    1. 5.1 Design Files
      1. 5.1.1 Schematics
      2. 5.1.2 BOM
      3. 5.1.3 PCB Layout Recommendations
        1. 5.1.3.1 20 GHz (FMCW) RF LO Sync
        2. 5.1.3.2 PCB Layer Stackup
        3. 5.1.3.3 Board Photos
    2. 5.2 Tools and Software
    3. 5.3 Documentation Support
    4. 5.4 サポート・リソース
    5. 5.5 Trademarks

1.1 Key System Specifications

Detect and track objects (such as cars and trucks) up to 250 meters away with velocity of ±45 meters per second (m/s).

Antenna azimuth field of view ±75º with azimuth angular resolution of approximately 3.5º.

Demonstrates the following AWR2243 capabilities:

  • TX phase shift
  • Data compression
  • HWA with Doppler division multiple access
  • (DDMA) processing chain provided by mmWave SDK
Table 1-1 Key System Specifications
FOV azimuth ± 75 degrees
FOV elevation ±10 degrees
Azimuth angle resolution 3.5 degrees
Max range detection (car) 250 meters at ± 30 degrees

100 meters at ± 75 degrees
Range resolution 1.07
Velocity resolution 0.09 m/s
Max velocity ± 45.6 m/s
Radar data cube (0.5 compression) 2MB