FLEXIBLE SUBSTRATE WITH HIGH CONNECTION RELIABILITY, HAVING LEAD PORTION WITH FINE PITCH, AND CONNECTION METHOD THEREOF

摘要

PURPOSE: A flexible substrate and a connection method thereof are provided to prevent a formation of a bridge between adjacent lead portions, and achieve improved connection reliability. CONSTITUTION: A flexible substrate(10) comprises a base material(13) having a flexibility, and an insulating base film and a conductive film; a plurality of lead portions(15) arranged on an end of the base material; and slits(18) formed between the lead portions. An adhesive member for fixing the base material to an external member is provided in the part of the base material opposed to the external member.