US4703229A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Optical display from XeF excimer fluorescence
Assignee: RTX Corp
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Filing: 1985-10-10
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Granted: 1987-10-27
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Expires: 2005-10-10
Abstract
Abstract An excimer optical display includes a plasma panel device having therein a mixture of gas comprising xenon and molecular fluorine and a selected amount of other gases forming XeF excimer molecules such that the color of fluorescence is adjustable over a broad spectrum by selection of the gas mixture constituents.
Inventors
- 👤 William L. Nighan
- 👤 Fred A. Otter, Jr.
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-06 20:11
CPC Classifications
H; H01; H01J; H01J17/00; H01J17/02; H01J17/20; H01J17/38; H01J17/48; H01J17/49
Claims Analysis
Total Claims: 16
Claim 1
Independent Claim
165 words
A full color xenon fluoride excimer optical display, comprising: enclosure means fabricated of fluorine compatible materials having an optically transmissive portion and having an interior cavity with opposing major surfaces; gas mixture means contained within said cavity comprising xenon, fluorine and a rare gas; electrode array means, responsive to synchronization signals, fabricated on at least one of said opposing major surfaces forming therebetween a plurality of discharge sites, said electrode array means providing a gas discharge at said discharge sites in response to said external signals such that xenon fluoride excimer molecules are formed in an excited state, emitting visible radiation upon decay therefrom comprised substantially of two primary colors; and optical filter means for receiving said visible radiation responsive to said synchronization signals, said optical filter means dividing said visible radiation into each of said primary colors and subsequently providing selective recombination thereof in response to said synchronization signals; and electronic synchronization means responsive to an external command signal for providing said synchronization signals.
Claim 2
Dependent Claim
165 words
A full color xenon fluoride excimer optical display, comprising: enclosure means fabricated of fluorine compatible materials having an optically transmissive portion and having an interior cavity with opposing major surfaces; gas mixture means contained within said cavity comprising xenon, fluorine and a rare gas; electrode array means, responsive to synchronization signals, fabricated on at least one of said opposing major surfaces forming therebetween a plurality of discharge sites, said electrode array means providing a gas discharge at said discharge sites in response to said external signals such that xenon fluoride excimer molecules are formed in an excited state, emitting visible radiation upon decay therefrom comprised substantially of two primary colors; and optical filter means for receiving said visible radiation responsive to said synchronization signals, said optical filter means dividing said visible radiation into each of said primary colors and subsequently providing selective recombination thereof in response to said synchronization signals; and electronic synchronization means responsive to an external command signal for providing said synchronization signals.
Claim 3
Dependent Claim
31 words
The full color xenon fluoride excimer optical display of claim 1, wherein said rare gas is comprised of at least one element selected from the group neon, krypton, argon and helium.
Claim 4
Dependent Claim
17 words
The full color xenon fluoride excimer optical display of claim 1, wherein said rare gas comprises neon.
Claim 5
Dependent Claim
19 words
The full color xenon fluoride excimer optical display of claim 1, wherein said rare gas comprises neon and argon.
Claim 6
Dependent Claim
19 words
The full color xenon fluoride excimer optical display of claim 1, wherein said rare gas comprises neon and krypton.
Claim 7
Dependent Claim
38 words
The full color xenon fluoride excimer optical display of claim 1, wherein said gas mixture has a xenon partial pressure substantially between 2 and 10 Torr and has a fluorine partial pressure substantially between 0.5 and 2.0 Torr.
Claim 8
Dependent Claim
34 words
The full color xenon fluoride excimer optical display of claim 1, wherein said gas mixture has a neon partial pressure less than one atmosphere and argon and krypton partial pressures less than 100 Torr.
Claim 9
Dependent Claim
142 words
An excimer optical display, comprising: enclosure means fabricated of fluorine compatible materials having an optically transmissive portion and having an interior cavity with opposing major surfaces; gas mixture means contained within said interior cavity comprising xenon and fluorine with a xenon partial pressure substantially between 2 and 10 Torr and a fluorine partial pressure substantially between 0.5 and 2.0 Torr and a rare gas comprised of at least one element selected from the group neon, argon, krypton and helium; and electrode array means, responsive to external command Signals, fabricated on at least one of said opposing major surfaces forming therebetween a plurality of discharge sites, said electrode array means providing a gas discharge at said discharge sites in response to said external command signals such that xenon fluoride excimer molecules are formed in an excited state, emitting visible radiation upon decay therefrom.
Claim 10
Dependent Claim
142 words
An excimer optical display, comprising: enclosure means fabricated of fluorine compatible materials having an optically transmissive portion and having an interior cavity with opposing major surfaces; gas mixture means contained within said interior cavity comprising xenon and fluorine with a xenon partial pressure substantially between 2 and 10 Torr and a fluorine partial pressure substantially between 0.5 and 2.0 Torr and a rare gas comprised of at least one element selected from the group neon, argon, krypton and helium; and electrode array means, responsive to external command Signals, fabricated on at least one of said opposing major surfaces forming therebetween a plurality of discharge sites, said electrode array means providing a gas discharge at said discharge sites in response to said external command signals such that xenon fluoride excimer molecules are formed in an excited state, emitting visible radiation upon decay therefrom.
Claim 11
Dependent Claim
138 words
An excimer optical display, comprising: enclosure means fabricated of fluorine compatible materials having an optically transmissive portion and having an interior cavity with opposing major surfaces; gas mixture means contained within said interior cavity comprising xenon, fluorine and a rare gas comprised of at least one element selected from the group neon, argon, krypton and helium with a neon partial pressure less than one atmosphere and an argon and krypton partial pressure less than 100 Torr electrode array means, responsive to external command signals, fabricated on at least one of said opposing major surfaces forming therebetween a plurality of discharge sites, said electrode array means providing a gas discharge at said discharge sites in response to said external command signals such that xenon fluoride excimer molecules are formed in an excited state, emitting visible radiation upon decay therefrom.
Claim 12
Dependent Claim
138 words
An excimer optical display, comprising: enclosure means fabricated of fluorine compatible materials having an optically transmissive portion and having an interior cavity with opposing major surfaces; gas mixture means contained within said interior cavity comprising xenon, fluorine and a rare gas comprised of at least one element selected from the group neon, argon, krypton and helium with a neon partial pressure less than one atmosphere and an argon and krypton partial pressure less than 100 Torr electrode array means, responsive to external command signals, fabricated on at least one of said opposing major surfaces forming therebetween a plurality of discharge sites, said electrode array means providing a gas discharge at said discharge sites in response to said external command signals such that xenon fluoride excimer molecules are formed in an excited state, emitting visible radiation upon decay therefrom.
Claim 13
Dependent Claim
138 words
An AC XeF excimer optical plasma panel display, comprising: enclosure means fabricated of fluorine compatible materials, having an optically transmissive portion and having an interior cavity with opposing major surfaces; gas mixture means contained within said interior cavity comprising xenon and fluorine with a xenon partial pressure substantially between 2 and 10 Torr and has a fluorine partial pressure substantially between 0.5 and 2.0 Torr and a rare gas; and electrode array means, responsive to external AC command signals, fabricated on at least one of said opposing major surfaces forming therebetween a plurality of discharge sites, said electrode array means providing a gas discharge having a voltage margin at said discharge sites in response to said external AC command signals such that xenon fluoride excimer molecules are formed in an excited state, emitting visible radiation upon decay therefrom.
Claim 14
Dependent Claim
138 words
An AC XeF excimer optical plasma panel display, comprising: enclosure means fabricated of fluorine compatible materials, having an optically transmissive portion and having an interior cavity with opposing major surfaces; gas mixture means contained within said interior cavity comprising xenon and fluorine with a xenon partial pressure substantially between 2 and 10 Torr and has a fluorine partial pressure substantially between 0.5 and 2.0 Torr and a rare gas; and electrode array means, responsive to external AC command signals, fabricated on at least one of said opposing major surfaces forming therebetween a plurality of discharge sites, said electrode array means providing a gas discharge having a voltage margin at said discharge sites in response to said external AC command signals such that xenon fluoride excimer molecules are formed in an excited state, emitting visible radiation upon decay therefrom.
Claim 15
Dependent Claim
135 words
An AC XeF excimer optical plasma panel display comprising: enclosure means fabricated of fluorine compatible materials, having an optically transmissive portion and having an interior cavity with opposing major surfaces; gas mixture means contained within said interior cavity comprising xenon, fluorine and a rare gas mixture having a neon partial pressure less than one atmosphere and an argon and krypton partial pressure less than 100 Torr; and electrode array means, respons to external AC command signals fabricated on at least one of said opposing major surfaces forming therebetween a plurality of discharge sites, said electrode array means providing a gas discharge having a voltage margin at said discharge sites in response to said external AC command signals such that xenon fluoride excimer molecules are formed in an excited state, emitting visible radiation upon decay therefrom.
Claim 16
Dependent Claim
135 words
An AC XeF excimer optical plasma panel display comprising: enclosure means fabricated of fluorine compatible materials, having an optically transmissive portion and having an interior cavity with opposing major surfaces; gas mixture means contained within said interior cavity comprising xenon, fluorine and a rare gas mixture having a neon partial pressure less than one atmosphere and an argon and krypton partial pressure less than 100 Torr; and electrode array means, respons to external AC command signals fabricated on at least one of said opposing major surfaces forming therebetween a plurality of discharge sites, said electrode array means providing a gas discharge having a voltage margin at said discharge sites in response to said external AC command signals such that xenon fluoride excimer molecules are formed in an excited state, emitting visible radiation upon decay therefrom.
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1990-10-26 | 1991-04-27 | 1991-10-27 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1994-10-26 | 1995-04-27 | 1995-10-27 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1998-10-26 | 1999-04-27 | 1999-10-27 | $7700.00 | Window Closed / Lapsed |