jgg     2011 31 (2):  94-98    ISSN: 0412-1961  CN: 21-1139/TG CYCLE SLIP DETECTION AND CORRECTION FOR SINGLE-FREQUENCYGPS DATA BASED ON SLIDING WINDOW OF CHEBYSHEV POLYNOMIAL FITTING OF ROBUST ESTIMATION Liu Ning; Xiong Yongliang ;and Xu Shaoguang Department of Surveying Engineering, Southwest Jiaotong University, Chengdu 610031 Received: 1900-01-01  Revised: 1900-01-01  Online: null Supporting info null