SPRADJ6 November   2026 AWR1243 , AWR1443 , AWR1642 , AWR1843 , AWR2188 , AWR2243 , AWR2544 , AWR2944 , AWR2944P , AWR6443 , AWR6843 , AWRL1432 , AWRL6432 , AWRL6844 , AWRL6888 , IWR1443 , IWR1642 , IWR1843 , IWR2188 , IWR2243 , IWR2944 , IWR6243 , IWR6443 , IWR6843 , IWRL1432 , IWRL6432 , IWRL6432W , IWRL6843 , IWRL6844

 

  1.   1
  2.   Abstract
  3. 1Introduction
    1. 1.1 What is a mmWave Radar Antenna?
    2. 1.2 Features of mmWave Radar Antennas
      1. 1.2.1 Fundamental Antenna Parameters
      2. 1.2.2 Fundamental Antenna Array Parameters
    3. 1.3 Antenna Type Selection
    4. 1.4 Critical Sections of Antenna
      1. 1.4.1 Source
      2. 1.4.2 Feeding Network
      3. 1.4.3 Radiating Element
    5. 1.5 Antenna Array and Pattern Selection
      1. 1.5.1 Virtual Antenna Array
    6. 1.6 PCB Material Impact on Antenna Performance
  4. 2Antenna Design Flow
    1. 2.1 End Application Evaluation
    2. 2.2 Form Factor and Stack-up Decision
    3. 2.3 Link Budget and Antenna Feature Definition
    4. 2.4 Single Antenna Element Design
    5. 2.5 Antenna Array Design
    6. 2.6 Layout Creation and Simulation
    7. 2.7 Fabrication and Design Validation
  5. 3Summary
  6. 4References

2 Antenna Design Flow

Figure 2-1 describes the steps involved in designing an antenna array for a mmWave radar sensor board.

Antenna Design Flow Figure 2-1 Antenna Design Flow
Note: AWRL1422 KTO Reference Design antenna is used as design example for the design flow. The EM design and simulation tool used is Ansys HFSS