1. An information handling system comprising:
a housing;
processing components disposed in the housing and operable to cooperate to process information;
a projector interfaced with the processing components and operable to present the information as images at a projection surface, the projector generating light for the images with a point light source operable to scan the projection surface;
an input sensor operable to detect objects proximate the projection surface; and
a scan module stored in non-transitory memory and interfaced with the projector, the scan module operable to adjust the light source scan in response to one or more predetermined conditions so that the light source scan traces less than all of the projection surface.
2. The information handling system of claim 1 wherein the one or more predetermined conditions comprises an object disposed in a first portion of the projection surface, the scan module adjusting the light source scan out of the first portion to project the image in a second portion of the projection surface.
3. The information handling system of claim 1 wherein the one or more predetermined conditions comprises a projected image having an area of less than all of the projection surface, the scan module adjusting the light source scan to trace substantially only the projection surface area having the projected image.
4. The information handling system of claim 3 wherein the input sensor is further operable to capture an image of the projection surface and analyze the captured image to define the area of less than all of the projection surface as the substantially the area of the projected image.
5. The information handling system of claim 1 wherein the one or more predetermined conditions comprises a video disposed in a first portion of the projection surface and a non-video image disposed in a second portion of the projection surface, the scan module adjusting the light source scan to trace the first portion at a greater rate than the second portion.
6. The information handling system of claim 5 wherein the projector comprises first and second MEMS devices, each MEMS device operable to provide a light source scan, the scan module adjusting the light source scan by scanning the first and second portions of the projection surface with the first MEMS device and scanning the second portion with the second MEMS device.
7. The information handling system of claim 1 wherein the one or more predetermined conditions comprises an end user defined area gestured on the projection surface and detected by the input sensor, the end user defined area having an area of less than all of the projection surface, the scan module adjusting the light source scan to trace substantially only the end user defined area.
8. The information handling system of claim 7 wherein the projection surface has a first aspect ratio and the end user defined area has a second aspect ratio different from the first aspect ratio, the scan module adjust the light source scan to adapt the second aspect ratio.
9. A method for adaptive projected output devices, the method comprising:
projecting an image at a projection surface with a point light source that scans an area to create the image;
detecting a predetermined condition associated with the projection surface; and
in response to the predetermined condition, automatically altering the scan of the point light source at the projection surface.
10. The method of claim 9 wherein:
detecting a predetermined condition comprises detecting an object disposed in a first portion of the projection surface; and
automatically altering the scan of the point light source at the projection surface further comprises adjusting the point light source scan out of the first portion to project the image in a second portion of the projection surface.
11. The method of claim 10 wherein adjusting the point light source scan further comprises automatically re-sizing the image to fit into the second portion of the projection surface.
12. The method of claim 9 wherein:
detecting a predetermined condition comprises detecting that the projected image has a content portion and a non-content portion; and
automatically altering the scan of the point light source at the projection surface further comprises adjusting the point light source scan to trace substantially only the content portion.
13. The method of claim 12 further comprising:
capturing an image of the projection surface with an input sensor; and
analyzing the captured image to determine the content portion.
14. The method of claim 9 wherein:
detecting a predetermined condition comprises detecting a video disposed in a first portion of the projection surface and a non-video image disposed in a second portion of the projection surface; and
automatically altering the scan of the point light source at the projection surface further comprises adjusting the light source scan to trace the first portion at a greater rate than the second portion.
15. The method of claim 14 wherein the projector comprises first and second MEMS devices, each MEMS device operable to provide a point light source scan to trace the projection surface, the adjusting the light source scan further comprising scanning the first and second portions of the projection surface with the first MEMS device and scanning the second portion with the second MEMS device.
16. The method of claim 9 wherein:
detecting a predetermined condition comprises detecting an end user gesture at the projection surface, the gesture defining an area of less than all of the projection surface; and
automatically altering the scan of the point light source to trace substantially only the end user gesture-defined area.
17. The method of claim 16 wherein automatically altering the scan of the point light source further comprises:
projecting a first indicator over the entire projection surface;
projecting a second indicator over the end user gesture-defined area; and
converting the point light source from tracing the entire projection surface to tracing only the end user gesture-defined area in response to an end user input detected by an input sensor.
18. A system adapting projected output devices to a projection environment, the system comprising:
a projector and operable to present output devices as images projected at a projection surface, the projector generating light for the images with a point light source operable to scan the projection surface;
an input sensor interfaced with the projector and operable to detect inputs proximate the projection surface; and
a scan module stored in non-transitory memory and interfaced with the projector and the input sensor, the scan module operable to adjust the point light source scan in response to one or more predetermined conditions detected at the projection surface by the input sensor, the adjusted point light source scan traveling less than all of the projection surface.
19. The system of claim 18 wherein:
the predetermined condition comprises detecting an object disposed in a first portion of the projection surface; and
the adjusted light source excludes the first portion and projects only to a second portion of the projection surface, the second portion unobstructed by the object.
20. The system of claim 18 wherein:
the predetermined condition comprises detecting a gesture proximate to the projection surface, the gesture indicating a display portion located within the projection surface; and
the adjusted light source projects substantially only to the display portion.
The claims below are in addition to those above.
All refrences to claim(s) which appear below refer to the numbering after this setence.
1. A composite probe comprising
a donor moiety linked to an acceptor moiety with a linker, wherein
the donor moiety produces a donor moiety emission when excited to a donor excited state by a first wavelength of incident radiation, and
the acceptor moiety is effective to couple the donor and acceptor electromagnetically and quench at least a portion of the donor moiety emission when the acceptor moiety is separately excited to an acceptor excited state by a second wavelength of incident radiation,
wherein the acceptor moiety absorbs the donor moiety emission when the acceptor moiety is in the acceptor excited state, and the acceptor moiety does not absorb the donor moiety emission when the acceptor moiety is in an acceptor ground state.
2. The composite probe of claim 1, wherein quenching is by absorption of the acceptor in a spectral region of the donor, excited state proton transfer between the donor and the acceptor, excited state electron transfer between the donor and the acceptor, excited state acceptor decryption of other quenching groups operating as exciplexes, spin-orbit quenchers, free radical quenchers, or contact \u201cexchange\u201d quenchers.
3. The composite probe of claim 2, wherein the acceptor moiety absorbs in a spectral region of the donor emission when excited to an acceptor excited state by a second wavelength of incident radiation, in an amount effective to couple the donor and acceptor electromagnetically and quench at least a portion of the donor moiety emission.
4. The composite probe of claim 1, wherein the linker has a length of 15 to 35 \u212b.
5. The composite probe of claim 1, wherein the linker is a flexible linker.
6. The composite probe of claim 1, wherein the linker is a rigid linker.
7. The composite probe of claim 4, wherein the linker is a polyproline linker having a length of 15 to 35 \u212b.
8. The composite probe of claim 1, wherein the donor moiety is derived from rhodamine 6G, ALEXA 564, Rhodamine 575, sulforhodamine, TAMRA, TEXAS RED, carboxy-X-rhodamine, lucifer yellow, eosin, green fluorescent protein, yellow fluorescent protein, or DsRed.
9. The composite probe of claim 1, wherein the acceptor moiety is derived from IR125; IR144; IR140; HITCI; fullerene C60; oxazine 720; 2-2-3-(1,3-dihydro-3,3-dimethyl-1-phenyl-2H-indol-2-ylidene)ethylidene-2-phenyl-1-cyclohexen-1-ylethenyl-3,3-dimethyl-1-phenylindolium perchlorate); or (1,3-bis-(1,3-dihydro-1-butyl-3,3-dimethyl-2H-benzoeindol-2-ylidene)methylsquaraine).
10. The composite probe of claim 1, wherein the donor moiety is excited to the donor excited state by the first wavelength of incident radiation in the region of 470 to 570 nm, and the acceptor moiety is excited to the acceptor excited state by the second wavelength of incident radiation in the region of 750 to 800 nm.
11. The composite probe of claim 1, wherein the composite probe is a dendrimer comprising a plurality of the acceptor moieties covalently bound to a single donor moiety.