IPC분류정보
국가/구분 |
United States(US) Patent
등록
|
국제특허분류(IPC7판) |
|
출원번호 |
US-0270141
(2002-10-15)
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발명자
/ 주소 |
|
출원인 / 주소 |
- Imaging Systems Technology
|
인용정보 |
피인용 횟수 :
57 인용 특허 :
34 |
초록
▼
There is disclosed a gas discharge display device comprised of microspheres containing ionizable gas, photons from the gas discharge within a microsphere exciting a phosphor such that the phosphor emits wavelengths in the visible and/or invisible spectrum. The invention is described in detail with r
There is disclosed a gas discharge display device comprised of microspheres containing ionizable gas, photons from the gas discharge within a microsphere exciting a phosphor such that the phosphor emits wavelengths in the visible and/or invisible spectrum. The invention is described in detail with reference to an AC gas discharge (plasma) display.
대표청구항
▼
1. In a gas discharge display device, the improvement wherein the device is comprised of a multiplicity of microspheres, each microsphere containing an ionizable gas, secondary electron emission material and phosphor, said phosphor being inside of the microsphere, electrodes in proximity to each mic
1. In a gas discharge display device, the improvement wherein the device is comprised of a multiplicity of microspheres, each microsphere containing an ionizable gas, secondary electron emission material and phosphor, said phosphor being inside of the microsphere, electrodes in proximity to each microsphere, and electronic circuitry means for providing voltages to selected electrodes to cause discharge of the gas within a selected microsphere so as to provide photons for the exciting of the phosphor and the emission of light.2. The invention of claim 1 wherein the device contains phosphors which emit red, blue, green, white, pink, or yellow light when excited by photons from the discharge of the gas within a microsphere.3. The invention of claim 2 wherein the gas pressure of the gas inside of each microsphere is optimized for the composition of the ionizable gas, the selected phosphor, and the diameter of the microsphere.4. The invention of claim 1 wherein the microspheres are within one or more channels, grooves, cavities, wells, or hollows of the gas discharge display device.5. The invention of claim 1 wherein the ionizable gas contains phosphor particles.6. The invention of claim 1 wherein phosphor is located on the internal surface of the microsphere.7. The invention of claim 1 wherein the electronic circuitry comprises Address Display Separately.8. The invention of claim 1 wherein the electronic circuitry includes a slow ramp reset voltage.9. The invention of claim 1 wherein the electronic circuitry includes an artifact reduction technique.10. In an AC gas discharge display device, the improvement wherein the device is composed of a multiplicity of microspheres filled with an ionizable gas mixture, each microsphere containing a secondary electron emission material and phosphor which emits light when excited by photons from the discharge of the gas within the microsphere, said phosphor being inside of the microsphere, and electronic architecture for providing sufficient voltages to cause discharge of the gas within a microsphere so as to provide photons to excite the phosphor and the emission of light.11. The invention of claim 10 wherein the electronic architecture is Address Display Separately.12. The invention of claim 10 wherein the electronic architecture includes a slow ramp reset voltage.13. The invention of claim 10 wherein the electronic architecture utilizes an artifact reduction technique.14. The invention of claim 10 wherein the device contains phosphors which emit red, blue, green, white, pink, or yellow light when excited by photons from the discharge of the gas within a microsphere.15. The invention of claim 14 wherein the gas mixture and the gas pressure inside of each microsphere are optimized for each selected phosphor.16. The invention of claim 10 wherein the microspheres are within one or more channels, grooves, cavities, wells, or hollows of the gas discharge display device.17. The invention of claim 10 wherein the ionizable gas contains phosphor particles.18. The invention of claim 10 wherein phosphor is located on the internal surface of the microsphere.19. In a gas discharge display device, the improvement wherein the device is comprised of a multiplicity of microspheres located within one or more channels, grooves, cavities, wells, or hollows of said device, said channels, grooves, cavities, wells, or hollows of said device having side(s) or walls(s), phosphor located on said side(s) or wall(s), each microsphere containing an ionizable gas and secondary electron emission material, electrodes in proximity to each microsphere, and electronic circuitry means for providing voltages to selected electrodes so as to cause discharge of the gas within a selected microsphere and provide photons for the exciting of the phosphor and emission of light.20. The invention of claim 19 wherein the electronic circuitry includes Address Display Separately architecture.21. The invention of claim 19 wherein the electronic circuitry includes a slow ramp reset voltage.22. The invention of claim 19 wherein the electronic circuitry includes an artifact reduction technique.23. The invention of claim 19 wherein the ionizable gas contains phosphor particles.24. The invention of claim 19 wherein phosphor is located on the internal surface of the microsphere.25. The invention of claim 19 wherein each microspheres has a diameter of 2000 microns or less.26. The invention of claim 19 wherein each microsphere has a diameter of 25 to 500 microns.27. The invention of claim 19 wherein each microsphere has a diameter of 150 to 300 microns.28. The invention of claim 19 wherein the gas is at a pressure below 760 Torr.29. The invention of claim 19 wherein the gas is at a pressure above 760 Torr.
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