Complete Standalone Multi-Frequency GNSS Smart Antenna Module with Embedded Patch Antenna

AG3352Q-Based Multi-Constellation GNSS Receiver with SBAS Support and Hybrid Ephemeris Prediction for Enhanced Positioning

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How Can We Ensure Reliable GPS Positioning for Drones in Challenging Signal Environments?

The MGS-1818-52Q delivers superior cold-start and tracking sensitivity with multi-constellation support (GPS, GLONASS, GALILEO, BEIDOU, QZSS) to maintain continuous position coverage even in weak signal conditions. With low 20mA power consumption and Adaptive Low Power modes, it extends flight time while providing autonomous positioning with hybrid ephemeris prediction for cold starts under 15 seconds. Contact us to integrate this compact 18x18mm solution into your UAV designs.

The MGS-1818-52Q features advanced hybrid ephemeris prediction technology to achieve faster cold start performance under 15 seconds. The self-generated EASY ephemeris prediction requires no network assistance or host CPU intervention, remaining valid for up to 3 days with automatic updates. Server-generated EPO ephemeris prediction extends validity to 14 days, with both predictions stored in on-board flash memory. Operating on low power consumption of just 20mA at 3.0V-5.0V input voltage, the module supports Adaptive Low Power (ALP) features for fitness and navigation modes, making it ideal for drone (UAV) applications, automotive navigation, marine navigation, and personal positioning devices. Available in cost-optimized and low-power versions with connector or direct soldering alternatives, this RoHS compliant module delivers exceptional performance in a small form factor.

MGS-1818-52Q

MGS-1818-52Q

MGS-1818-52Q is a complete standalone multi-frequency GNSS smart antenna module, includingembedded patch antenna and GNSS receiver circuits which is based Airoha AG3352Q platform.
MGS-1818-52Q is a complete standalone multi-frequency GNSS smart antenna module, includingembedded patch antenna and GNSS receiver circuits which is based Airoha AG3352Q platform.

MGS-1818-52Q is a complete standalone multi-frequency GNSS smart antenna module, including embedded patch antenna and GNSS receiver circuits which is based Airoha AG3352Q platform. The module can simultaneously acquire and track multiple satellite constellations that include GPS, GLONASS, GALILEO, BAIDOU, and QZSS simultaneously, which in combination with the support of SBAS, greatly increases the number of visible satellites and enhances positioning accuracy.

Its superior cold-start sensitivity allows it to acquire, track, and get position fix autonomously in difficult weak signal environment. Its superior tracking sensitivity allows continuous position coverage in nearly all outdoor application environments.

The module supports hybrid ephemeris prediction to achieve faster cold start. One is self-generated ephemeris prediction (called EASY) that is no need of both network assistance and host CPU’s intervention. This is valid for up to 3 days and updates automatically from time to time when GNSS module is powered on and satellites are available. The other is server-generated ephemeris prediction (called EPO) that gets from an internet server. This is valid for up to 14 days. Both ephemeris predictions are stored in the on-board flash memory and perform a cold start time less than 15 seconds.

The faster GNSS fixes make it possible to use accurate positioning and navigation services anytime and anywhere with a smaller power budget than previously possible. Available in a cost-optimized version as well as a low-power version which supports for the Adaptive Low Power (ALP) feature in fitness and normal navigation modes.

Features

  • Build on high performance, low-power AG3352Q chip set
  • Ultra-High track sensitivity
  • Support GPS, GLONASS, GALILEO, BAIDOU, and QZSS simultaneously
  • Capable of SBAS (WAAS, EGNOS, MSAS, GAGAN)
  • Build in LNA and Saw filter
  • Low power consumption
  • Free hybrid ephemeris prediction to achieve faster cold start
  • Multipath detection and suppression
  • Small form factor
  • Connector or direct soldering connection alternatives
  • RoHS compliant

Specification

  • Memory: Flash
  • Satellite System: GPS + QZSS + GALILEO + GLONASS + BEIDOU
  • Interface: UART
  • Input Voltage: 3.0V - 5.0V
  • Power (mA): 20mA
  • Operating Temp (°C): -40 ~ 85
  • Dimension (mm): 18.3 x 18.4 x 7.4mm
  • Antenna Size (mm): 18 x 18 x 4mm

Applications

  • Personal positioning and navigation
  • Automotive navigation
  • Marine navigation
  • Drone (UAV application)

                 

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