Core Insights - Magnetic sensors are identified as core components in the intelligent perception layer, benefiting from the growth in robotics, automotive electronics, and the recovery of demand in new energy, industrial control, and consumer electronics sectors [1][2] Market Overview - The global magnetic sensor market was valued at $2.9 billion in 2023 and is projected to grow to $3.7 billion by 2029, with a CAGR of 4%. The primary application markets include automotive electronics, industrial, and consumer electronics [2] - Hall effect sensors are expected to dominate the market with a 64% share in 2024, while magnetoresistive sensors (AMR/GMR/TMR) are gaining traction due to their high precision and low power consumption [2] Emerging Applications - In the robotics sector, high-precision magnetic sensors are crucial for industrial automation and humanoid robots, exemplified by Tesla's Optimus Gen-3 [3] - In automotive electronics, the number of magnetic sensors per vehicle is projected to increase from 30-50 in traditional vehicles to 80-100 in hybrid and electric vehicles, driven by the rise of electric vehicles and ADAS features [3] - The new energy sector is seeing increased demand for TMR sensors due to higher precision requirements in photovoltaic inverters [3] - In industrial control, the penetration of magnetic sensors is expected to rise steadily due to the convergence of inventory cycles and Industry 4.0 upgrades [3] - In consumer electronics, government subsidies and AI hardware innovations are stimulating demand for magnetic sensors in high-value applications like AI glasses and wearable devices [3] Competitive Landscape - The magnetic sensor market is highly concentrated, with the top five global manufacturers holding over 70% market share, including Allegro, Infineon, and Melexis [4] - The domestic market in China has a low localization rate of 25% for magnetic sensor chips, indicating significant room for domestic manufacturers to grow [4] - Companies like Naxin Micro are actively pursuing technological advancements and market share, with plans to launch new AMR-based speed sensors and expand through acquisitions [4]