IPC분류정보
국가/구분 |
United States(US) Patent
등록
|
국제특허분류(IPC7판) |
|
출원번호 |
US-0889278
(2013-05-07)
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등록번호 |
US-8680480
(2014-03-25)
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발명자
/ 주소 |
|
출원인 / 주소 |
- Advanced Ion Beam Technology, Inc.
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대리인 / 주소 |
|
인용정보 |
피인용 횟수 :
0 인용 특허 :
16 |
초록
▼
A beam control assembly to shape a ribbon beam of ions for ion implantation includes a first bar, second bar, first coil of windings of electrical wire, second coil of windings of electrical wire, first electrical power supply, and second electrical power supply. The first coil is disposed on the fi
A beam control assembly to shape a ribbon beam of ions for ion implantation includes a first bar, second bar, first coil of windings of electrical wire, second coil of windings of electrical wire, first electrical power supply, and second electrical power supply. The first coil is disposed on the first bar. The first coil is the only coil disposed on the first bar. The second bar is disposed opposite the first bar with a gap defined between the first and second bars. The ribbon beam travels between the gap. The second coil is disposed on the second bar. The second coil is the only coil disposed on the second bar. The first electrical power supply is connected to the first coil without being electrically connected to any other coil. The second electrical power supply is connected to the second coil without being electrically connected to any other coil.
대표청구항
▼
1. A beam control assembly to shape a ribbon beam of ions for ion implantation, the beam control assembly comprising: a first bar, wherein the ribbon beam has a beam width and travels in a beam direction, wherein a first dimension corresponds to the beam width and a second dimension corresponds to t
1. A beam control assembly to shape a ribbon beam of ions for ion implantation, the beam control assembly comprising: a first bar, wherein the ribbon beam has a beam width and travels in a beam direction, wherein a first dimension corresponds to the beam width and a second dimension corresponds to the beam direction of the ribbon beam, and wherein the first bar is located at a first position in the second dimension and extends into the first dimension;a first coil disposed on the first bar, wherein the first coil is the only coil disposed on the first bar, and wherein the first coil includes windings of electrical wire;a second bar disposed opposite the first bar with a gap defined between the first bar and second bar, wherein the ribbon beam travels between the gap, and wherein the second bar is located at a second position in the second dimension and extends into the first dimension;a second coil disposed on the second bar, wherein the second coil is the only coil disposed on the second bar, and wherein the second coil includes windings of electrical wire;a third bar adjacent to the first bar, wherein the third bar is located at a third position in the second dimension and extends into the first dimension, and wherein the first position, the second position, and the third position are different;a third coil disposed on the third bar, wherein the third coil is the only coil disposed on the third bar, wherein the third coil includes windings of electrical wire;a fourth bar adjacent to the second bar;a fourth coil disposed on the fourth bar, wherein the fourth coil is the only coil disposed on the fourth bar, wherein the fourth coil includes windings of electrical wire;a first electrical power supply connected to the first coil without being electrically connected to any other coil;a second electrical power supply connected to the second coil without being electrically connected to any other coil;a third electrical power supply connected to the third coil without being electrically connected to any other coil; anda fourth electrical power supply connected to the fourth coil without being electrically connected to any other coil. 2. The beam control assembly of claim 1, wherein the first coil is configured to move along the first bar to be located at different positions in the first dimension on the first bar, and wherein the second coil is configured to move along the second bar to be located at different positions in the first dimension on the second bar. 3. The beam control assembly of claim 1, wherein the first coil is fixed to a first position in the first dimension on the first bar, and wherein the second coil is fixed to the first position in the first dimension on the second bar. 4. The beam control assembly of claim 1, wherein the first coil is fixed to a first position in the first dimension on the first bar, and wherein the second coil is fixed to a second position in the first dimension on the second bar, and wherein the first and second positions are different. 5. The beam control assembly of claim 1, wherein the fourth bar is located at a fourth position in the second dimension and extends into the first dimension, and wherein the first, second, third, and fourth positions are different. 6. The beam control assembly of claim 1, wherein the third coil is configured to move along the third bar to be located at different positions in the first dimension on the third bar, and wherein the fourth coil is configured to move along the fourth bar to be located at different positions in the first dimension on the fourth bar. 7. The beam control assembly of claim 1, wherein the third coil is fixed to a third position in the first dimension on the third bar, and wherein the fourth coil is fixed to the third position in the first dimension on the fourth bar. 8. The beam control assembly of claim 1, wherein the third coil is fixed to a third position in the first dimension on the third bar, and wherein the fourth coil is fixed to a fourth position in the first dimension on the fourth bar, and wherein the third and fourth positions are different. 9. The beam control assembly of claim 1, wherein the first, second, third, and fourth bars extend in the first dimension across the entire beam width. 10. The beam control assembly of claim 9, wherein the first, second, third and fourth bars extend from one side of the beam control assembly. 11. The beam control assembly of claim 1, wherein the first, second, third, and fourth bars extend in the first dimension across a portion of the beam width. 12. The beam control assembly of claim 11, wherein the first and second bars extend from one side of the beam control assembly, and wherein the third and fourth bars extend from an opposite side of the beam control assembly as the first and second bars. 13. The beam control assembly of claim 1, wherein a portion of the ribbon beam adjacent to the first coil overlaps with a portion of the ribbon beam adjacent to the third coil. 14. A beam control assembly to shape a ribbon beam of ions for ion implantation, the beam control assembly comprising: a first bar, wherein the ribbon beam has a beam width and travels in a beam direction, wherein a first dimension corresponds to the beam width and a second dimension corresponds to the beam direction of the ribbon beam, and wherein the first bar is located at a first position in the second dimension and extends into the first dimension;a first coil disposed on the first bar, wherein the first coil is the only coil disposed on the first bar, and wherein the first coil includes windings of electrical wire;a second bar disposed opposite the first bar with a gap defined between the first bar and second bar, wherein the ribbon beam travels between the gap;a second coil disposed on the second bar, wherein the second coil is the only coil disposed on the second bar, and wherein the second coil includes windings of electrical wire;a third bar adjacent to the first bar, wherein the third bar is located at a third position in the second dimension and extends into the first dimension;a third coil disposed on the third bar, wherein the third coil is the only coil disposed on the third bar, wherein the third coil includes windings of electrical wire;a fourth bar adjacent to the second bar, wherein the fourth bar is located at a fourth position in the second dimension and extends into the first dimension, and wherein the first position, the third position, and the fourth position are different;a fourth coil disposed on the fourth bar, wherein the fourth coil is the only coil disposed on the fourth bar, wherein the fourth coil includes windings of electrical wire;a first electrical power supply connected to the first coil without being electrically connected to any other coil;a second electrical power supply connected to the second coil without being electrically connected to any other coil;a third electrical power supply connected to the third coil without being electrically connected to any other coil; anda fourth electrical power supply connected to the fourth coil without being electrically connected to any other coil. 15. An ion implanter to implant ions using a ribbon beam of ions, comprising: an ion source;an accelerator configured to accelerate the ion disposed adjacent to the ion source;a beam control assembly disposed adjacent to the accelerator, the beam control assembly comprising: a first bar, wherein the ribbon beam has a beam width and travels in a beam direction, wherein a first dimension corresponds to the beam width and a second dimension corresponds to the beam direction of the ribbon beam, and wherein the first bar is located at a first position in the second dimension and extends into the first dimension;a first coil disposed on the first bar, wherein the first coil is the only coil disposed on the first bar, and wherein the first coil includes windings of electrical wire;a second bar disposed opposite the first bar with a gap defined between the first bar and second bar, wherein the ribbon beam travels between the gap, and wherein the second bar is located at a second position in the second dimension and extends into the first dimension;a second coil disposed on the second bar, wherein the second coil is the only coil disposed on the second bar, and wherein the second coil includes windings of electrical wire;a third bar adjacent to the first bar, wherein the third bar is located at a third position in the second dimension and extends into the first dimension, and wherein the first position, the second position, and the third position are different;a third coil disposed on the third bar, wherein the third coil is the only coil disposed on the third bar, wherein the third coil includes windings of electrical wire;a fourth bar adjacent to the second bar;a fourth coil disposed on the fourth bar, wherein the fourth coil is the only coil disposed on the fourth bar, wherein the fourth coil includes windings of electrical wire;a first electrical power supply connected to the first coil without being electrically connected to any other coil;a second electrical power supply connected to the second coil without being electrically connected to any other coil;a third electrical power supply connected to the third coil without being electrically connected to any other coil; anda fourth electrical power supply connected to the fourth coil without being electrically connected to any other coil; anda target area disposed adjacent to the beam control assembly, the target area configured to position a work piece. 16. A method of controlling a ribbon beam of ions, the method comprising: applying an electrical charge to a first coil using a first electrical power supply, wherein the first electrical power supply is connected to the first coil without being electrically connected to any other coil, wherein the first coil is disposed on a first bar, wherein the ribbon beam has a beam width and travels in a beam direction, wherein a first dimension corresponds to the beam width and a second dimension corresponds to the beam direction of the ribbon beam, wherein the first bar is located at a first position in the second dimension and extends into the first dimension, wherein the first coil is the only coil disposed on the first bar, and wherein the first coil includes windings of electrical wire;applying an electrical charge to a second coil using a second electrical power supply, wherein the second electrical power supply is connected to the second coil without being electrically connected to another other coil, wherein the second coil is disposed on a second bar, wherein the second bar is located at a second position in the second dimension and extends into the first dimension, wherein the second coil is the only coil disposed on the second bar, wherein the second coil includes windings of electrical wire, wherein the second bar is disposed opposite the first bar with a first gap defined between the first bar and second bar, and wherein the ribbon beam travels between the first gap;applying an electrical charge to a third coil using a third electrical power supply, wherein the third electrical power supply is connected to the third coil without being electrically connected to another other coil, wherein the third coil is disposed on a third bar, wherein the third bar is located at a third position in the second dimension and extends into the first dimension, wherein the first position, the second position, and the third position are different, wherein the third coil is the only coil disposed on the third bar, wherein the third coil includes windings of electrical wire, wherein the third bar is adjacent to the first bar, and wherein the ribbon beam travels between the gap; andapplying an electrical charge to a fourth coil using a fourth electrical power supply, wherein the fourth electrical power supply is connected to the fourth coil without being electrically connected to another other coil, wherein the fourth coil is disposed on a fourth bar, wherein the fourth coil is the only coil disposed on the fourth bar, wherein the fourth coil includes windings of electrical wire, wherein the fourth bar is adjacent the second bar, wherein the fourth bar is disposed opposite the third bar with a second gap defined between the third bar and fourth bar, and wherein the ribbon beam travels between the second gap.
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