An Improved Approach to Design Linear Parameter-Varying Controllers subject to Uncertain Parameter Measurements * *The authors are members of The MECO Research Group, an associated research lab of Flanders Make. This work benefits from ROCSIS, a Flanders Make research project funded by the Flemish government through VLAIO; KU Leuven-BOF PFV/10/002 Center-of-Excellence Optimization in Engineering (OPTEC); the Belgian Programme on Interuniversity Attraction Poles, initiated by the Belgian Federal Science Policy Office (DYSCO).