Patent ID: 6741804
Filing Date: 2004-05-25
Classification: H01L,H05B

Abstract:
An apparatus comprising:a cylindrical process vessel having a lengthwise central axis; a cylindrical lamp array surrounding said process vessel, wherein said cylindrical lamp array includes a plurality of lamps for heating a plurality of substrates, each having a major surface, and wherein said plurality of lamps are positioned to substantially focus light energy towards said lengthwise central axis and wherein power provided to said plurality of lamps is controlled to provide a plurality of heating zones; a temperature control device comprising a temperature transducer within an inner sheath, wherein said inner sheath is within an outer sheath, and wherein said temperature control device is placed within said cylindrical process chamber; and a support structure for supporting said plurality of substrates in said cylindrical process vessel, wherein said support structure orients said major surfaces of said plurality of substrates substantially normal to said lengthwise central axis and spaced apart from each other along said lengthwise central axis when said plurality of substrates is placed within said cylindrical process vessel.