Substrate processing systems, apparatus, and methods with factory interface environmental controls
원문보기
IPC분류정보
국가/구분
United States(US) Patent
등록
국제특허분류(IPC7판)
H01L-021/67
H01L-021/677
출원번호
US-0456631
(2014-08-11)
등록번호
US-10192765
(2019-01-29)
발명자
/ 주소
Koshti, Sushant S.
Hruzek, Dean C.
Majumdar, Ayan
Menk, John C.
Lee, Helder T.
Patil, Sangram
Rajaram, Sanjay
Baumgarten, Douglas
Merry, Nir
출원인 / 주소
Applied Materials, Inc.
대리인 / 주소
Dugan & Dugan, PC
인용정보
피인용 횟수 :
0인용 특허 :
23
초록▼
Electronic device processing systems including environmental control of the factory interface are described. One electronic device processing system has a factory interface having a factory interface chamber, a load lock apparatus coupled to the factory interface, one or more substrate carriers coup
Electronic device processing systems including environmental control of the factory interface are described. One electronic device processing system has a factory interface having a factory interface chamber, a load lock apparatus coupled to the factory interface, one or more substrate carriers coupled to the factory interface, and an environmental control system coupled to the factory interface and operational to monitor or control one of: relative humidity, temperature, an amount of oxygen, or an amount of inert gas within the factory interface chamber. In another aspect, purge of a carrier purge chamber within the factory interface chamber is provided. Methods for processing substrates are described, as are numerous other aspects.
대표청구항▼
1. A method of processing substrates within an electronic device processing system, comprising: providing a factory interface including a factory interface chamber, one or more substrate carriers docked to the factory interface, each of the one or more substrate carriers having a substrate carrier d
1. A method of processing substrates within an electronic device processing system, comprising: providing a factory interface including a factory interface chamber, one or more substrate carriers docked to the factory interface, each of the one or more substrate carriers having a substrate carrier door, one or more carrier purge chambers within the factory interface chamber, and one or more load lock chambers coupled to the factory interface;sealing a carrier purge housing to the factory interface chamber, the carrier purge housing having a carrier purge chamber located therein, the sealing covering a substrate carrier door and isolating the carrier purge chamber from the factory interface chamber;monitoring one or more environmental conditions in the carrier purge chamber;setting one or more environmental conditions in the carrier purge chamber in response to the monitoring;opening the substrate carrier door by attaching a door opener to the substrate carrier door, the door opener being attached to a rack and pinion, the rack located within the carrier purge chamber, the pinion being attached to a motor at least partially located external to the carrier purge chamber; andunsealing the carrier purge housing from the factory interface. 2. An electronic device processing system, comprising: a factory interface including a factory interface chamber;a load lock apparatus coupled to the factory interface;one or more substrate carriers coupled to the factory interface at one or more load ports, the one or more substrate carriers having a carrier door configured to pass through a load port in the factory interface; anda carrier purge housing having a carrier purge chamber therein, the carrier purge housing being movable between a sealed position isolating the carrier purge chamber from the factory interface chamber and covering a load port and an unsealed position removed from the load port;a door opener configured to be retractable in the carrier purge chamber;a rack attached to the door opener and located within the carrier purge chamber;a pinion in contact with to the rack;a drive motor coupled to the pinion and configured to rotate the pinion, the drive motor located at least partially external to the carrier purge chamber;one or more sensors configured to monitor a level of one or more gases in the carrier purge chamber; anda controller configured to control gas flow into the carrier purge chamber in response to the monitoring to set the level of the one or more gases to a predetermined level. 3. The electronic device processing system of claim 2, comprising an environmental control system coupled to the factory interface and operational to monitor and change the level of one of: a relative humidity,a temperature,an amount of O2, oran amount of an inert gas,within the factory interface chamber. 4. The electronic device processing system of claim 3 wherein the inert gas comprises argon, N2 gas, or helium. 5. The electronic device processing system of claim 2 comprising a humidity sensor adapted to sense relative humidity of the carrier purge chamber. 6. The electronic device processing system of claim 2 comprising an oxygen sensor adapted to sense an oxygen level of the carrier purge chamber. 7. The electronic device processing system of claim 2, wherein the controller is adapted to monitor and control at least one of: relative humidity oran amount of O2,within the carrier purge chamber. 8. The electronic device processing system of claim 7, wherein an environmental control system comprises an inert gas supply responsive to the controller and adapted to flow an amount of inert gas into the carrier purge chamber to set the level of the one or more gases to the predetermined level. 9. The electronic device processing system of claim 2, comprising an air supply coupled to the factory interface chamber. 10. The electronic device processing system of claim 2 comprising a temperature sensor adapted to sense a temperature within the factory interface chamber. 11. The electronic device processing system of claim 2 comprising a temperature sensor adapted to sense a temperature of a substrate received in a cooling station of the factory interface. 12. The electronic device processing system of claim 2, wherein the controller is configured to control gas flow through a gas inlet conduit into the carrier purge chamber. 13. The electronic device processing system of claim 12 wherein the carrier purge chamber is adapted to receive a carrier environment of the substrate carrier upon opening a carrier door thereof, and purge the carrier purge chamber during a period when the carrier purge housing is in the sealed position. 14. The electronic device processing system of claim 2 wherein the carrier purge chamber is adapted to remain in the sealed position until one or more predetermined environmental conditions within the carrier purge chamber are met. 15. The electronic device processing system of claim 2, further comprising a door retraction mechanism including a slide. 16. The electronic device processing system of claim 2, further comprising: a housing rack and pinion attached to an exterior of the carrier purge housing. 17. A method of processing substrates within an electronic device processing system, comprising: providing a factory interface including: a factory interface chamber,one or more substrate carriers docked to the factory interface, each of the one or more substrate carriers having a substrate carrier door,a load lock apparatus including one or more load lock chambers coupled to the factory interface, andcontrolling environmental conditions in the factory interface chamber to meet one or more environmental preconditions;sealing a carrier purge housing to the factory interface chamber, the carrier purge housing having a carrier purge chamber therein, the sealing covering a substrate carrier door with the carrier purge chamber and isolating the carrier purge chamber from the factory interface chamber;opening the substrate carrier door by attaching a door opener to the substrate carrier door, the door opener attached to a rack and pinion, the rack being located within the carrier purge housing, and the pinion coupled to a motor located at least partially external to the carrier purge housing;monitoring one or more environmental conditions in the carrier purge chamber;controlling the one or more environmental conditions in the carrier purge chamber in response to the monitoring to meet one or more predetermined environmental conditions; andretracting the carrier purge housing from the factory interface after the one or more environmental conditions in the carrier purge chamber has met the one or more predetermined environmental conditions. 18. The method of claim 17, comprising meeting the one or more environmental preconditions within the factory interface chamber before opening a substrate carrier door of the one or more substrate carriers, one or more load lock chambers, or an access door. 19. The method of claim 17, wherein the one or more predetermined environmental conditions within the carrier purge chamber comprise one or more of: a relative humidity below a predefined relative humidity threshold, oran amount of O2 below a predefined O2 threshold. 20. The method of claim 17, wherein the one or more predetermined environmental conditions are met by flowing an inert gas into the carrier purge chamber. 21. The method of claim 17, comprising: controlling inert gas provided to the carrier purge chamber to purge an environment of the carrier purge chamber upon opening a substrate carrier door of the substrate carrier. 22. The method of claim 17, wherein the one or more predetermined environmental conditions include both a relative humidity threshold and an O2 level threshold, and comprising retracting the carrier purge housing only when both of the relative humidity threshold and the O2 level threshold are met. 23. The method of claim 17, comprising opening an access door in the factory interface when the environmental preconditions comprise an oxygen value above a predetermined value.
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