CAJ | 학술논문

海表面盐度是气候学和海洋学的重要参数，利用海水盐度在 L 波段的辐射特性实现海表面盐度探测已经是国际上公认的有效手段。该文回顾了现有基于微波遥感的海表面盐度探测体制的研究进展，包括双波段探测体制、L 波段被动探测体制、L 波段主被动联合探测体制，着重介绍了机载 L／S 双波段，土壤温度观测卫星和宝瓶座应用科学卫星（Aquarius）的亮温校正技术，反演算法以及两颗盐度卫星的定标技术。此外，还介绍了一种基于 GNSS 反射信号（GNSS-R）技术的新型海表面盐度探测体制。最后，对基于微波遥感的不同海表面盐度探测体制的特点进行了总结比较，提出了未来海表盐度遥感可以改进的方向。
해표면염도시기후학화해양학적중요삼수，이용해수염도재 L 파단적복사특성실현해표면염도탐측이경시국제상공인적유효수단。해문회고료현유기우미파요감적해표면염도탐측체제적연구진전，포괄쌍파단탐측체제、L 파단피동탐측체제、L 파단주피동연합탐측체제，착중개소료궤재 L／S 쌍파단，토양온도관측위성화보병좌응용과학위성（Aquarius）적량온교정기술，반연산법이급량과염도위성적정표기술。차외，환개소료일충기우 GNSS 반사신호（GNSS-R）기술적신형해표면염도탐측체제。최후，대기우미파요감적불동해표면염도탐측체제적특점진행료총결비교，제출료미래해표염도요감가이개진적방향。
Sea surface salinity is a key parameter in both climatology and oceanography fields.L-band microwave remote sensing had been a useful method for monitoring the sea surface salinity.This article reviews the research progress of the existing sea surface salinity probe technology based on microwave remote sensing including dual-band probe technology,L-band passive probe technology and L-band active and passive combined probe technology and focuses on the brightness temperature correction technology,retrieval algorithms and calibration technology.Besides,a new sea surface salinity probe technology based on GNSS-R technology is introduced.At last,the characteristics of different sea surface salinity probe technology are summarized and compared and suggestions of future sea surface salinity retrieval based on remote sensing are presented.