GENEVA and CAMBRIDGE, England, Feb. 19 -- Semiconductor manufacturer STMicroelectronics and Cambridge Display Technology (CDT), developer of light-emitting polymer (LEP) technology and owner of the fundamental intellectual property for LEPs, have signed an agreement to develop driver devices for LEP displays. Under the agreement, CDT has licensed to STMicroelectronics full details related to the electrical performance characteristics and materials interface requirements of LEPs for the design and development of display driver devices that will be offered to LEP display manufacturers. 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