Infineon Technologies AG, Advanced Micro Devices Inc., and DuPont Photomasks Inc. have announced plans to create a joint venture, Advanced Mask Technology Center GmbH & Co. KG (AMTC), to produce lithographic photomasks for exposing patterns on semiconductor silicon wafers. An AMTC facility will be built in Dresden, along with a new DuPont Photomasks photomask production facility, by early 2003. AMTC expects to employ around 170.