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U-BLOX UBX-M9140-KA-C1009A Ultra-Robust Meter-Level M9 GNSS Positioning Chip

Shenzhen Mingjiada Electronics Co., Ltd., as a globally renowned distributor of electronic components, has been providing customers in industries such as industrial IoT, in-vehicle navigation, drones, and asset tracking with the original U-BLOX positioning chip—the UBX-M9140-KA-C1009A. As a high-performance GNSS positioning chip in the M9 series, it offers metre-level accuracy, ultra-high reliability, and low-power design, making it an ideal choice for various high-precision positioning applications.

UBX-M9140-KA-C1009A Product Overview:

The UBX-M9140-KA-C1009A is a high-performance GNSS (Global Navigation Satellite System) chip developed based on the M9 technology platform. It features a 40-pin QFN package and complies with automotive-grade (AEC-Q100) standards, specifically designed for demanding applications in automotive, telematics, and drone environments. The UBX-M9140-KA-C1009A chip supports multi-constellation GNSS signal reception (GPS, GLONASS, Beidou, Galileo) and features enhanced capabilities such as anti-interference and spoofing detection, ensuring high-precision positioning and system security.

The UBX-M9140-KA-C1009A offers significant improvements in positioning accuracy, signal acquisition sensitivity, and anti-interference capabilities. It was designed to meet the growing demand for high-precision positioning, particularly in complex environments such as urban canyons and areas with severe multipath effects, where it maintains stable and reliable positioning performance.

Core technical features and performance parameters of the UBX-M9140-KA-C1009A:

The UBX-M9140-KA-C1009A GNSS positioning chip integrates multiple breakthrough technologies, setting it apart from its peers. The chip supports multi-constellation simultaneous reception, including GPS, GLONASS, Galileo, Beidou, and QZSS global navigation satellite systems. By coordinating across multiple frequency bands, it significantly enhances positioning availability and accuracy. In actual testing, the chip achieves positioning accuracy of 1-2 metres, and in open environments, it can even reach sub-metre performance, fully meeting the accuracy requirements of most industrial-grade applications.

Ultra-low power consumption design is another key feature of the UBX-M9140-KA-C1009A. The chip employs intelligent power management technology to dynamically adjust power consumption modes based on usage scenarios, with a minimum operating power consumption of just 12mW, making it particularly suitable for battery-powered devices such as asset trackers and portable terminals. In continuous tracking mode, typical power consumption is 25mW, representing over 30% energy savings compared to the previous generation, significantly extending the battery life of terminal devices.

In terms of signal processing capabilities, the UBX-M9140-KA-C1009A is equipped with u-blox's proprietary Super-Signal technology, achieving a capture sensitivity of -162dBm and a tracking sensitivity of -167dBm, ensuring stable positioning even in weak signal environments. The chip's built-in advanced anti-interference algorithms effectively suppress both wideband and narrowband interference, combined with 80dB anti-blocking capability, ensuring reliable operation in complex electromagnetic environments.

The UBX-M9140-KA-C1009A adopts a QFN-40 package, featuring a compact size for easy integration into various space-constrained devices. The chip operates within a temperature range of -40°C to 85°C, meeting industrial-grade application standards and capable of withstanding harsh operating environments. Additionally, the chip supports A-GNSS (Assisted GNSS) services, significantly reducing the time to first fix (TTFF), achieving positioning in just 15 seconds during cold start conditions.

UBX-M9140-KA-C1009A Application Scenarios:

The UBX-M9140-KA-C1009A, with its exceptional performance and reliability, has found widespread application across numerous industries.

In vehicle navigation and intelligent transportation systems, the UBX-M9140-KA-C1009A provides lane-level positioning accuracy, offering reliable positioning data support for ADAS (Advanced Driver Assistance Systems) and autonomous driving applications. The chip's multipath suppression capability is particularly suited for vehicle positioning in urban high-rise environments, effectively addressing the positioning drift issues caused by signal reflections in ‘urban canyons’ that traditional GNSS receivers encounter.

Industrial Internet of Things (IIoT) is another key application area for the UBX-M9140-KA-C1009A. In scenarios such as factory equipment positioning, remote maintenance, and energy management, the chip's anti-interference characteristics and stable performance ensure reliable operation in industrial environments.

In asset tracking and logistics management, the UBX-M9140-KA-C1009A's low-power characteristics make it an ideal choice for various tracking terminals. Whether it's containers, freight vehicles, or high-value goods, this chip enables precise location monitoring. Mingjiada Electronics has successfully assisted multiple logistics technology companies in integrating the UBX-M9140-KA-C1009A into their tracking devices and extended device battery life by over 40% through optimised power management.

Additionally, the UBX-M9140-KA-C1009A is widely used in fields such as drone navigation, precision agriculture, surveying equipment, and wearable devices.