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Baidu Maps Tech Team
Baidu Maps Tech Team
May 20, 2026 · Industry Insights

How Beidou + 5G and Pseudo‑Satellites Can End Indoor/Outdoor Positioning Gaps

The article analyzes how combining Beidou satellite navigation with 5G communications and ground‑based pseudo‑satellites can overcome signal blockage in tunnels, underground garages, and dense urban canyons, delivering seamless, sub‑meter indoor‑outdoor positioning for smart mobility, smart buildings, industrial IoT, and emergency rescue.

5GBeidouIndoor positioning
0 likes · 20 min read
How Beidou + 5G and Pseudo‑Satellites Can End Indoor/Outdoor Positioning Gaps
Baidu Maps Tech Team
Baidu Maps Tech Team
Apr 22, 2026 · Industry Insights

How Beidou’s PPP‑RTK Transforms Global Centimeter‑Level Positioning

This article dissects Beidou’s star‑ground integrated PPP‑RTK system, comparing it with traditional RTK, detailing core technologies such as precise orbit/clock products, multi‑frequency bias correction, atmospheric modeling, trustworthy positioning, lightweight networking, and smart‑terminal phase solutions that together enable worldwide centimeter‑level navigation.

BeidouGNSSIndustry Insights
0 likes · 17 min read
How Beidou’s PPP‑RTK Transforms Global Centimeter‑Level Positioning
Amap Tech
Amap Tech
Oct 30, 2020 · Fundamentals

Principles, Applications, and Future of Satellite Positioning (GNSS)

The article explains GNSS fundamentals—time‑signal ranging, ephemeris, and error sources—traces the evolution from early systems to modern constellations like Beidou, describes receiver components and mobile‑phone limitations, compares iOS and Android raw data access, and outlines future advances such as LEO constellations, RTK integration, and expanding precision‑positioning applications.

BeidouGNSSLocation Accuracy
0 likes · 21 min read
Principles, Applications, and Future of Satellite Positioning (GNSS)