IPC분류정보
국가/구분 |
United States(US) Patent
공개
|
국제특허분류(IPC7판) |
|
출원번호 |
US-0874995
(2010-09-02)
|
공개번호 |
US-0056111
(2012-03-08)
|
발명자
/ 주소 |
- SCHRÖDER, Tim
- BENSON, Oliver
- SCHELL, Andreas
- ENGEL, Philip
- BANHOLZER, Moritz Julian
- GÄDEKE, Friedemann
- BIRKL, Gerhard
|
출원인 / 주소 |
- TECHNISCHE UNIVERSITAT DARMSTADT
|
인용정보 |
피인용 횟수 :
0 인용 특허 :
0 |
초록
▼
An embodiment of the invention relates to a single photon emission system having a proximal end, a distal end, and a single photon emitter located between the proximal end and the distal end; wherein the single photon emission system is adapted to guide optical pump radiation, which is inputted at t
An embodiment of the invention relates to a single photon emission system having a proximal end, a distal end, and a single photon emitter located between the proximal end and the distal end; wherein the single photon emission system is adapted to guide optical pump radiation, which is inputted at the proximal end to optically excite the single photon emitter, along a predefined direction that runs from the proximal end to the distal end; and wherein single photons emitted by said single photon emitter, are guided along said predefined direction to the distal end.
대표청구항
▼
1. Single photon emission system having a proximal end, a distal end, and a single photon emitter located between the proximal end and the distal end; wherein the single photon emission system is adapted to guide optical pump radiation, which is inputted at the proximal end to optically excite the s
1. Single photon emission system having a proximal end, a distal end, and a single photon emitter located between the proximal end and the distal end; wherein the single photon emission system is adapted to guide optical pump radiation, which is inputted at the proximal end to optically excite the single photon emitter, along a predefined direction that runs from the proximal end to the distal end; andwherein single photons emitted by said single photon emitter, are guided along said predefined direction to the distal end. 2. Single photon emission system according to claim 1, wherein the photon emission system comprises a section where the refractive index increases along said predefined direction. 3. Single photon emission system according to claim 2, wherein the single photon emitter is arranged in said section. 4. Single photon emission system according to claim 3, wherein a first material and a second material are arranged adjacent to the single photon emitter,wherein the first material is closer to the proximal end than the second material, and has a lower refractive index than the second material. 5. Single photon emission system according to claim 4, wherein the single photon emitter is arranged at a surface of a lens. 6. Single photon emission system according to claim 5, wherein said lens has a flat surface, and the single photon emitter is arranged at the flat surface of said lens. 7. Single photon emission system according to claim 5, wherein said lens is a solid immersion lens or a gradient index lens. 8. Single photon emission system according to claim 1, wherein said single photon emission system comprises a first subsystem connected to the proximal end and configured to guide the optical pump radiation along the predefined direction; anda second subsystem optically coupled to said first subsystem and configured to guide the single photons emitted by the single photon emitter along said predefined direction to the distal end. 9. Single photon emission system according to claim 8, wherein the single photon emitter is arranged at or adjacent to the interface between the first and second subsystem. 10. Single photon emission system according to claim 8, wherein the first subsystem comprises a filter adapted to attenuate fluorescence radiation generated inside the first subsystem in response to the optical pump radiation. 11. Single photon emission system according to claim 8, wherein the second subsystem comprises a filter adapted to attenuate the optical pump radiation. 12. Single photon emission system according to claim 1, wherein the single photon emission system comprises a filter adapted to reflect the optical pump radiation and create an optical pump radiation field maximum at the location of the single photon emitter. 13. Single photon emission system according to claim 1, further comprising a first and second fiber each having an end facet, wherein the single photon emitter is arranged between the end facets of the first and second fiber. 14. Single photon emission system according to claim 13, wherein a filter is arranged at the end facet of the first fiber, said filter being adapted to attenuate fluorescence radiation generated inside the first fiber in response to the optical pump radiation. 15. Single photon emission system according to claim 13, wherein a filter is arranged at the end facet of the second fiber, said filter being adapted to attenuate the optical pump radiation. 16. Single photon emission system according to claim 13, wherein the end facets of the first and second fiber have at least partly curved surfaces; andwherein the single photon emitter is arranged between the curved surfaces of said end facets of the first and second fiber. 17. Single photon emission system according to claim 8, wherein the first subsystem comprises a first fiber having an end facet arranged at the interface between the first and second subsystem;wherein the second subsystem comprises a second fiber having an end facet arranged at the interface between the first and second subsystem; andwherein a first filter is arranged at the end facet of the first fiber, said first filter being adapted to attenuate fluorescence radiation generated inside the first fiber in response to the optical pump radiation and reflect the single photons emitted by the single photon emitter. 18. Single photon emission system according to claim 17, wherein a second filter is arranged at the end facet of the second fiber, said second filter being adapted to attenuate the optical pump radiation and reflect the single photons emitted by the single photon emitter;wherein the reflection of the second filter is lower than the reflection of the first filter. 19. Single photon emission system according to claim 1, wherein a light shade is arranged in the radiation path, said light shade attenuating an inner section of the radiation beam of the optical pump radiation.
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