Research of D-InSAR Technology in Subsidence Monitoring of Coal Field

The paper introduced the application and development of D-InSAR technology in subsidence monitoring of coal field in recent years,discussed the feasibility of the technology used in subsidence monitoring of coal field and its technical superiority by contracting with the traditional deformation monitoring(technology.)(Finally,) it pointed out existed problems and methods of resolution of(D-InSAR) technology used in subsidence monitoring of coal field at present.