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Kafe 바로가기국가/구분 | United States(US) Patent 등록 |
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국제특허분류(IPC7판) |
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출원번호 | US-0476035 (2017-03-31) |
등록번호 | US-10103040 (2018-10-16) |
발명자 / 주소 |
|
출원인 / 주소 |
|
대리인 / 주소 |
|
인용정보 | 피인용 횟수 : 4 인용 특허 : 763 |
The invention relates to an apparatus for manufacturing a semiconductor device comprising a reaction chamber comprising a substrate holder for holding a substrate; and, a heater for heating the substrate. The heater may comprise a vertical cavity surface emitting laser constructed and arranged to em
The invention relates to an apparatus for manufacturing a semiconductor device comprising a reaction chamber comprising a substrate holder for holding a substrate; and, a heater for heating the substrate. The heater may comprise a vertical cavity surface emitting laser constructed and arranged to emit a radiation beam to a substrate held by the substrate holder to heat the substrate.
1. An apparatus for manufacturing a semiconductor device comprising: a reaction chamber provided with a substrate holder for holding a substrate; and,a heater for heating the substrate; wherein the heater comprises a vertical cavity surface emitting laser constructed and arranged to emit a radiation
1. An apparatus for manufacturing a semiconductor device comprising: a reaction chamber provided with a substrate holder for holding a substrate; and,a heater for heating the substrate; wherein the heater comprises a vertical cavity surface emitting laser constructed and arranged to emit a radiation beam to a substrate in the apparatus,wherein the substrate holder is a substrate rack for holding a plurality of semiconductor substrates in a spaced apart relationship, the substrate rack comprising at least one support member defining a plurality of spaced apart substrate holding provisions, each of which substrate holding provisions is configured to independently hold a substrate in a substantially horizontal orientation and the vertical cavity surface emitting laser is constructed and arranged to emit radiation to the substrates in the substrate rack at least from a side of the substrate rack. 2. The apparatus according to claim 1, wherein the heater comprises multiple vertical cavity surface emitting lasers provided in an array to emit multiple radiation beams in the direction of the substrate. 3. The apparatus according to claim 2, wherein the apparatus comprises a power controller to individually control the power of the individual vertical cavity surface emitting lasers in the array to individually control the power of each radiation beam. 4. The apparatus according to claim 2, wherein the array of vertical cavity surface emitting lasers are constructed and arranged to heat the substrates to a temperature between 50 and 1200° C. 5. The apparatus according to claim 2, wherein the array of vertical cavity surface emitting lasers for emitting radiation in the direction of the substrate has a power output density between 10 W/cm2-40 kW/cm2. 6. The apparatus according to claim 1, wherein the vertical cavity surface emitting laser emits infrared radiation with a wavelength between 800 nm and 1100 nm. 7. The apparatus according to claim 1, wherein the apparatus is provided with a substrate rack rotating device constructed and arranged to rotate the substrate rack. 8. The apparatus according to claim 1, wherein the vertical cavity surface emitting laser is constructed and arranged to emit the radiation beam from the side of the substrate rack upwards towards a bottom of the substrates held in the substrate rack under an angle between 60 to 90° with respect to a line perpendicular to the surface of the substrate. 9. The apparatus according to claim 1, wherein the apparatus is provided with reflectors constructed and arranged within the apparatus on the other side of the substrate rack with respect to the vertical cavity surface emitting laser to reflect radiation reflected of the substrates back to the substrate rack. 10. The apparatus according to claim 9, wherein the reflectors comprise retroreflectors to reflect the radiation beam back in the same direction as from which the radiation beam came. 11. The apparatus according to claim 1, wherein the apparatus comprises multiple vertical cavity surface emitting lasers and a power controller to individually control the power of the individual vertical cavity surface emitting lasers to adjust a radiation output of the vertical cavity surface emitting lasers along the substrate rack. 12. The apparatus according to claim 11, wherein the power controller is programmed to provide a higher radiation output with the vertical cavity surface emitting lasers at the top and the bottom of the substrate rack. 13. The apparatus according to claim 1, wherein the heater comprises a pre-heater for pre-heating the substrates and a final heater to heat the substrates at a final temperature and a rack handler for moving the rack from the pre-heater to the final heater and the vertical cavity surface emitting lasers to emit radiation to the substrates in the substrate rack are provided to the pre-heater. 14. The apparatus according to claim 13, wherein the pre-heater and the final heater are provided in the reaction area. 15. The apparatus according to claim 14, wherein the pre-heater is constructed and arranged below the final heater and the rack handler can move the rack upwards to the final heater. 16. The apparatus according to claim 13, wherein the rack handler and the pre-heater are constructed and arranged to move the rack along the pre-heater while the pre-heater is heating a portion of the substrates in the rack. 17. The apparatus according to claim 14, wherein the pre-heater has length in the vertical direction which is less than the length of the rack in the vertical direction. 18. An apparatus for manufacturing a semiconductor device comprising: a reaction chamber provided with a substrate holder for holding a substrate; and,a heater for heating the substrate; wherein the heater comprises a vertical cavity surface emitting laser constructed and arranged to emit a radiation beam to a substrate in the apparatus,wherein the heater comprises a pre-heater to pre-heat the substrate and a final heater to heat the substrate at a final temperature and a substrate handler for moving the substrate from the pre-heater to the final heater and the vertical cavity surface emitting lasers to emit radiation to the substrate is provided in the pre-heater. 19. The apparatus according to claim 18, wherein the vertical cavity surface emitting laser is provided in a substrate handling chamber. 20. The apparatus according to claim 1, wherein the vertical cavity surface emitting laser may be constructed and arranged to heat a substrate in the reaction chamber. 21. The apparatus according to claim 20, wherein the reaction chamber is provided with a chamber wall transmissive for the radiation of the vertical cavity surface emitting laser. 22. The apparatus according to claim 21, wherein the chamber wall is made from a material transmissive to the radiation of the vertical cavity surface emitting laser. 23. A method for producing a semiconductor device, comprising: providing an apparatus for manufacturing a semiconductor device comprising: a reaction chamber provided with a substrate holder for holding a substrate; and,a heater for heating the substrate; wherein the heater comprises a vertical cavity surface emitting laser constructed and arranged to emit a radiation beam to a substrate in the apparatus,wherein the substrate holder is a substrate rack for holding a plurality of semiconductor substrates in a spaced apart relationship, the substrate rack comprising at least one support member defining a plurality of spaced apart substrate holding provisions, each of which substrate holding provisions is configured to independently hold a substrate in a substantially horizontal orientation and the vertical cavity surface emitting laser is constructed and arranged to emit radiation to the substrates in the substrate rack at least from a side of the substrate rack;providing a substrate; andheating the substrate with the vertical cavity surface emitting laser.
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