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How Do I Choose the Right 4D Millimeter-Wave Radar?

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Written by

Ningbo Linpowave

Published
Jul 11 2025
  • radar

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Choosing the “best” radar sensor isn’t the right goal—it’s about eliminatingwhat doesn’t fit. With Linpowave’s 4D mmWave radar portfolio targeting smart transport, drones, liquid-level sensing, healthcare, and more, the real question is, whichone matches your application perfectly?Here’s how to decide.


1) What are you actually trying to measure?

Linpowave’s radars detect:

  • Presence: Is the object present?

  • Distance/Range: How far away?

  • Velocity/Doppler: Is it moving and how fast?

  • Angle/Elevation: Where is it and how high?

With innovative 4Dimaging, Linpowave provides full spatial awareness—including height axis data—for environments from vehicle lanes and drone paths to indoor occupancy and liquid containers.


2) What environment and targets are in play?

The performance of mmWave radar depends heavily on context:

  • Metal vs. non-metal

  • Static vs. moving

  • Indoor vs. outdoor

  • Unobstructed vs. occluded

For instance, detecting liquid levels in industrial tanks? You’ll want a radar from Linpowave’sLiquid Level Series. Monitoring drones or autonomous vehicles outdoors? Thedrone/UAVortraffic/vehicle seriesare optimized for long distances—up to 300 m with point-cloud imaging.


3) How much range and resolution does your use case demand?

Application Scenario Range Requirement Radar Series Why It Fits
Vehicle safety & autonomous driving Up to ~300 m Vehicle/Traffic Point-cloud 4D imaging captures distance & elevation
UAV obstacle avoidance & mapping 0.4–200 m Drone/UAV Compact, wide-range for flight navigation
Industrial liquid-level measurement Few cm–tens of m Liquid Level Series Designed for through-liquid precision
Indoor occupancy & eldercare tracking 2–10 m Healthcare/Smart Series High resolution in home or care environments

Linpowave’s R&D depth—combining patented antenna arrays and algorithms—powers precision from cm-scale indoors to hundreds of meters outdoors.


4) Do you need height/elevation (“4th dimension”)?

  • No need for elevation?
    Opt for simpler modules—streamlined and cost-efficient.

  • Yes, 4D needed?
    Choose Linpowave’s 4D radar line—it provides full xyz point-cloud data, enabling applications like drone flight, obstacle height detection, and traffic classification.


5) What about interfaces, packaging, and compliance?

Linpowave offers:

  • Rugged IP-rated enclosures or PCB-only modules

  • Interfaces UART, SPI, and CAN, with onboard Edge-AI processing

  • Certifications such asCE,FCC,RoHS, plus industrial-grade temperature/vibration compliance

  • Developer support: datasheets, CAD files, SDKs, evaluation kits for fast prototyping.


6) Standard or custom module?

Standard Series:

  • Vehicle, Traffic, Drone/UAV, Healthcare, Liquid Level

  • Off-the-shelf, reliable, quick delivery, proven field performance

Custom Solutions:

  • Tailored antenna beam, frequency tuning, or housing

  • Custom protocol, connectors, or firmware presets

  • Ideal for large projects and unique use cases


Selection Matrix: Your 6‑Question Decision Flow

  1. Detection Type– presence, range, velocity, angle, or full 4D?

  2. Application Environment– indoors, outdoors, liquid, healthcare?

  3. Range & Resolution– short, mid, long?

  4. Elevation Data Needed?– 3D point-cloud vs simpler detection?

  5. Hardware Form– PCB module vs enclosed sensor?

  6. Off-the-Shelf vs Custom– standard or bespoke?

After this filtering, only one Linpowave radar model remains—the right one.


Need help selecting?

Whether you're working onautonomous vehicles,drone navigation,industrial monitoring,liquid-level automation, orsmart healthcare, Linpowave’s engineers are here to guide you—customizing solutions as needed.

👉Contact Linpowaveand let's find your perfect radar match.


Explore Linpowave Radar Series

  • Vehicle & Traffic Series– high-precision highway and driver assistance sensing

  • Drone/UAV Series– lightweight 4D radar for obstacle avoidance & mapping

  • Liquid Level Series– robust sensing through liquid containers

  • Healthcare & Smart Indoor Series– presence, movement, and respiration monitoring

Visit our product catalog for detailed specs, datasheets, SDKs, and ordering: 🔗Linpowave Products

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    Ningbo Linpowave

    Committed to providing customers with high-quality, innovative solutions.

    Tag:

    • 4D millimeter-wave radar
    • Industrial IoT
    • Smart manufacturing
    • Predictive maintenance
    • Non-contact sensing
    • Traffic/Vehicle radar
    • Drone/UAV radar
    • Liquid-level radar
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