A step of selecting one control channel format from among a plurality of control channel formats having different information amounts according to a predetermined condition; and a step of transmitting a control channel with the use of the thus-selected control channel format are carried out. These partial decode results are combined based on the quality indicator to achieve an improved decode of the symbol. A base coat is curtain coated on the glass substrate from a oxide precursor material including zinc, cerium, titanium, and silicon precursor materials. A plurality of like knitting heads is mounted in relatively close proximity in a single knitting head frame in such a manner that chain stitches are fed from a power driven warp beam. Also, the local transport hand is cooled by a cooling plate in the transfer section.