Apparatus for active temperature control of susceptors
IPC분류정보
국가/구분
United States(US) Patent
등록
국제특허분류(IPC7판)
C23C-016/00
H01L-021/00
출원번호
US-0103542
(2005-04-12)
등록번호
US-7311782
(2007-12-25)
발명자
/ 주소
Strang,Eric J.
Johnson,Wayne L.
출원인 / 주소
Tokyo Electron Limited
대리인 / 주소
Oblon, Spivak, McClelland, Maier & Neustadt, P.C.
인용정보
피인용 횟수 :
36인용 특허 :
22
초록▼
A method and an apparatus utilized for thermal processing of substrates during semiconductor manufacturing. The method includes heating the substrate to a predetermined temperature using a heating assembly, cooling the substrate to the predetermined temperature using a cooling assembly located such
A method and an apparatus utilized for thermal processing of substrates during semiconductor manufacturing. The method includes heating the substrate to a predetermined temperature using a heating assembly, cooling the substrate to the predetermined temperature using a cooling assembly located such that a thermal conductance region is provided between the heating and cooling assemblies, and adjusting a thermal conductance of the thermal conductance region to aid in heating and cooling of the substrate. The apparatus includes a heating assembly, a cooling assembly located such that a thermal conductance region is provided between the heating and cooling assemblies, and a structure or configuration for adjusting a thermal conductance of the thermal conductance region.
대표청구항▼
The invention claimed is: 1. A thermal processing apparatus comprising: a heating assembly adapted to support a wafer for processing; a cooling assembly located such that a thermal conductance region is provided between said heating assembly and said cooling assembly; and a device configured to adj
The invention claimed is: 1. A thermal processing apparatus comprising: a heating assembly adapted to support a wafer for processing; a cooling assembly located such that a thermal conductance region is provided between said heating assembly and said cooling assembly; and a device configured to adjust a thermal conductance of said thermal conductance region, said device located between said heating assembly and said cooling assembly; wherein said device comprises a body having a recess configured to define at least a portion of a chamber configured to receive a working fluid, and a fluid injection system configured to inject a working fluid within said chamber, and a control system configured to control said fluid injection system to achieve at least one of a predetermined density and a predetermined pressure of working fluid within said chamber, and said device includes a pressure regulator, said control system being configured to control said pressure regulator, said chamber including a membrane therein defining separate sections within said chamber. 2. A thermal processing apparatus comprising: a heating assembly adapted to support a wafer for processing; a cooling assembly located such that a thermal conductance region is provided between said heating assembly and said cooling assembly; and a device configured to adjust a thermal conductance of said thermal conductance region, said device located between said heating assembly and said cooling assembly, said device comprising a body having a recess configured to define at least a portion of a chamber configured to receive a working fluid, said chamber including a membrane therein defining separate sections within said chamber, wherein at least one of said heating assembly and said cooling assembly comprises at least one of quartz, alumina, sapphire, aluminum, carbon, silicon carbide, and silicon nitride. 3. A thermal processing apparatus comprising: a heating assembly adapted to support a wafer for processing; a cooling assembly located such that a thermal conductance region is provided between said heating assembly and said cooling assembly; and a device configured to adjust a thermal conductance of said thermal conductance region, said device located between said heating assembly and said cooling assembly, said device comprising a body having a recess configured to define at least a portion of a chamber configured to receive a working fluid, said chamber having a platinum coating on an inner surface thereof, wherein said heating assembly comprises aluminum. 4. A thermal processing apparatus comprising: a heating assembly adapted to support a wafer for processing; a cooling assembly located such that a thermal conductance region is provided between said heating assembly and said cooling assembly; and means for adjusting a thermal conductance of said thermal conductance region, said means for adjusting located between said heating assembly and said cooling assembly, wherein said means for adjusting the thermal conductance of said thermal conductance region comprises a body having a recess configured to define at least a portion of a chamber configured to receive a working fluid, and means for adjusting at least one of a pressure and a density of working fluid present within said chamber, said chamber including a membrane therein defining separate sections within said chamber. 5. A thermal processing apparatus comprising: a heating assembly adapted to support a wafer for processing; a cooling assembly located such that a thermal conductance region is provided between said heating assembly and said cooling assembly; and means for adjusting a thermal conductance of said thermal conductance region, said means for adjusting located between said heating assembly and said cooling assembly, said means for adjusting comprising a body having a recess configured to define at least a portion of a chamber configured to receive a working fluid, said chamber having a platinum coating on an inner surface thereof, wherein at least one of said heating assembly and said cooling assembly comprises at least one of quartz, alumina, sapphire, aluminum, carbon, silicon carbide, and silicon nitride. 6. A thermal processing apparatus comprising: a cooling assembly adapted to support a wafer for processing; a heating assembly located such that a thermal conductance region is provided between said heating assembly and said cooling assembly; and a device configured to adjust a thermal conductance of said thermal conductance region, said device located between said heating assembly and said cooling assembly, said device comprising a body having a recess configured to define at least a portion of a chamber configured to receive a working fluid, said chamber including a membrane therein defining separate sections within said chamber, wherein at least one of said heating assembly and said cooling assembly comprises at least one of quartz, alumina, sapphire, aluminum, carbon, silicon carbide, and silicon nitride. 7. A thermal processing apparatus comprising: a cooling assembly adapted to support a wafer for processing; a heating assembly located such that a thermal conductance region is provided between said heating assembly and said cooling assembly; and means for adjusting a thermal conductance of said thermal conductance region, said means for adjusting located between said heating assembly and said cooling assembly, wherein said means for adjusting the thermal conductance of said thermal conductance region comprises a body having a recess configured to define at least a portion of a chamber configured to receive a working fluid, said chamber having a platinum coating on an inner surface thereof, and means for adjusting at least one of a pressure and a density of working fluid present within said chamber.
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이 특허에 인용된 특허 (22)
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