掌纹识别技术是一种新兴的生物识别技术，是近年来生物识别研究的热点。介绍了一种掌纹识别算法在ARM9嵌入式系统上的实现方案。介绍了系统的各部分组成，包括基于排序测度的掌纹识别算法、嵌入式系统的软件设计和硬件设计。针对算法在嵌入式系统上实现的困难，提出了提高算法速度的解决方案。-Palmprint recognition technology is an emerging biometric technology, biometric research in recent years are the hot spots. Introduction of a palmprint recognition algorithm at ARM9 embedded system on the implementation program. Introduction of the system components, including rank-based measure of palmprint identification algorithms, embedded system software design and hardware design. Algorithm for implementation on embedded systems at the difficulties and to improve the algorithm speed solution.