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DISPLAY DEVICE, AND DISPLAY METHOD FOR AERIAL IMAGE NEW

外国特許コード F170009111
整理番号 (S2016-0201-N0)
掲載日 2017年7月7日
出願国 世界知的所有権機関(WIPO)
国際出願番号 2016JP086351
国際公開番号 WO 2017099116
国際出願日 平成28年12月7日(2016.12.7)
国際公開日 平成29年6月15日(2017.6.15)
優先権データ
  • 特願2015-238993 (2015.12.7) JP
  • 特願2016-170376 (2016.8.31) JP
発明の名称 (英語) DISPLAY DEVICE, AND DISPLAY METHOD FOR AERIAL IMAGE NEW
発明の概要(英語) A display device (1A) applying the present invention is equipped with: a first light source (S1); a first retroreflective unit (2) disposed in a position along the emission direction (E1) of first light (L1) emitted from the first light source (S1); and a first light branching unit (4) that reflects, as first reflected light (L2), a portion of the first light (L1) that has passed through the first retroreflective unit (2), while allowing at least a portion of the first reflected light (L2) to pass therethrough.
特許請求の範囲(英語) [claim1]
1. First illuminant and,
From the aforementioned first illuminant radiation the repeated returning reflected section which is arranged in position on the first radiation axis which shows the radiation direction of the first light which is done and,
The first optical divergence section which makes at least the portion of the aforementioned first reflected light transmit which the aforementioned first light which radiation is done at least reflects part from the aforementioned first illuminant as first reflected light, it recurs is reflected by the aforementioned repeated returning reflected section and,
The display which it has.
[claim2]
2. The aforementioned repeated returning reflected section is arranged in radiation direction of the aforementioned first light the aforementioned first illuminant on the aforementioned first radiation axis as a standard, the aforementioned first light transmission in the claim 1 which is possible the display of statement.
[claim3]
3. The aforementioned repeated returning reflected section is arranged on opposite side of radiation direction of the aforementioned first light the aforementioned first illuminant on the aforementioned first radiation axis as a standard,
In the position where the aforementioned first illuminant on the aforementioned first radiation axis is arranged, as for the non arrangement section of the aforementioned first illuminant the aforementioned first light and the aforementioned first reflected light transmission in the claim 1 which is made possible the display of statement.
[claim4]
4. As for the aforementioned repeated returning reflected section, in the claim 1 which is arranged in the position where the aforementioned first illuminant on the aforementioned first radiation axis is arranged the display of statement.
[claim5]
5. The aforementioned first reflected light in the aforementioned repeated returning reflected section incidence from the claim 1 which is done either of claim 4 in one section the display of statement.
[claim6]
6. The aforementioned first reflected light incidence does in the aforementioned repeated returning reflected section,
The Yibo long board which is arranged with the aforementioned first illuminant and the aforementioned repeated returning reflected section on the aforementioned first radiation axis and,
The second wave length board which is arranged in radiation direction of the aforementioned first light the aforementioned repeated returning reflected section on the aforementioned first radiation axis as a standard and,
To be arranged with the aforementioned first illuminant and the aforementioned Yibo long board on the aforementioned first radiation axis, the polarized light of specification the transmitted possible first polarized light divergence section and,
Having,
As for the aforementioned Yibo long board and the aforementioned second wave length board, in each incidence in the claim 5 which (n/2) gives phase difference to electric field vibrating direction of the light which is done the display of statement.
[claim7]
7. From the claim 1 which has the second retroreflection section which is arranged in position on the binate morphism axis which shows the radiation direction of the aforementioned first reflected light which is reflected by the aforementioned first optical divergence section either of claim 5 in one section the display of statement.
[claim8]
8. The Yibo long board which is arranged with the aforementioned first illuminant and the aforementioned repeated returning reflected section on the aforementioned first radiation axis and,
The second wave length board which is arranged in radiation direction of the aforementioned first light the aforementioned repeated returning reflected section on the aforementioned first radiation axis as a standard and,
To be arranged with the aforementioned first illuminant and the aforementioned Yibo long board on the aforementioned first radiation axis, the polarized light of specification the transmitted possible first polarized light divergence section and,
On opposite side of radiation direction of the aforementioned first reflected light which is reflected by the aforementioned first optical divergence section the second illuminant which second light radiation is done and,
To be arranged in position on the third radiation axis which shows the radiation direction of the aforementioned second light, at the same time the aforementioned first reflected light retroreflection possibility the aforementioned second light the transmitted possible second retroreflection section and,
The second optical divergence section which makes at least the portion of the aforementioned second reflected light transmit which the aforementioned second light which transmitted the aforementioned second retroreflection section at least reflects part as second reflected light, it recurs is reflected by the aforementioned second retroreflection section and,
The third wave length board which is arranged with the aforementioned second illuminant and the aforementioned second retroreflection section on the aforementioned third radiation axis and,
The fourth wave length board which is arranged in radiation direction of the aforementioned second light the aforementioned second retroreflection section on the aforementioned third radiation axis as a standard and,
The polarized light which is arranged with the aforementioned second illuminant and the aforementioned third wave length board on the aforementioned third radiation axis, crosses in the polarized light of the aforementioned specification the transmitted possible second polarized light divergence section and,
Having,
As for the aforementioned Yibo long board, aforementioned second wave length board, the aforementioned third wave length board and the aforementioned fourth wave length board, in each incidence in the claim 1 which (n/2) gives phase difference to electric field vibrating direction of the light which is done the display of statement.
[claim9]
9. On opposite side of radiation direction of the aforementioned first reflected light which is reflected by the aforementioned first optical divergence section the second illuminant which second light radiation is done and,
In the claim 1 which is arranged in position on the third radiation axis which shows the radiation direction of the aforementioned second light at the same time the aforementioned first reflected light retroreflection possibility the aforementioned second light the transmitted possible second retroreflection section and, it has the display of statement.
[claim10]
10. - - - - 2 3 .
[claim11]
11. The step which makes the aforementioned first light transmit from the repeated returning reflected section radiation point to the first light from the first illuminant, in the position on the first radiation axis which shows the radiation direction of the aforementioned first light and,
Directing to the aforementioned repeated returning reflected section with the first optical divergence section at least the portion of the aforementioned first light which transmitted the aforementioned repeated returning reflected section as a first reflected light, the step which it makes reflect and,
The step which makes at least the portion of the aforementioned first reflected light transmit which it recurs is reflected by the aforementioned repeated returning reflected section from the aforementioned first optical divergence section and,
Method of presentation of the aerial image which it has.
[claim12]
12. First illuminant and,
From the aforementioned first illuminant radiation the first optical divergence section which makes at least the portion of the aforementioned first light reflect which is done as first reflected light and,
The repeated returning reflected section which is arranged in position on the second reflected axis which shows the radiation direction of the aforementioned first reflected light which is reflected by the aforementioned first optical divergence section and,
Having,
As for the aforementioned first optical divergence section, as from the peripheral edge it faces on the center, vis-a-vis the said first optical divergence section to the aforementioned first illuminant and the side where the aforementioned repeated returning reflected section is arranged the display which on opposite side curves in convex condition.
[claim13]
13. First illuminant and,
From the side section of one side of the aforementioned first illuminant, alongside the first radiation axis which shows the radiation direction of the first light which radiation is done from the aforementioned first illuminant extending the Yibo long board which is present and,
To the side which faces to the aforementioned first illuminant in the aforementioned Yibo long board the repeated returning reflected section which is provided on opposite side and,
From the other side section of the aforementioned first illuminant, alongside the aforementioned first radiation axis extending the first reflector which is present and,
The point of the aforementioned Yibo long board and the first optical divergence section which is provided with the points of the aforementioned first reflector and,
Putting the aforementioned first optical divergence section from the point of the aforementioned first reflector, in the direction which is identical with the extending resident in direction of the aforementioned first reflector extending the second reflector which is present and,
Having,
As for the aforementioned Yibo long board, in each incidence the display which (n/2) gives phase difference to electric field vibrating direction of the light which is done.
[claim14]
14. First illuminant and,
Putting the aforementioned first illuminant, in order to oppose mutually, the first optical divergence section which is arranged and, the second optical divergence section and, having,
Directing to the space which was formed between the aforementioned first optical divergence section and the aforementioned second optical divergence section the radiation section of the aforementioned first illuminant,
The aforementioned first optical divergence section and the aforementioned second optical divergence section, as the aforementioned first light which radiation is done at least it makes part reflect from the aforementioned first illuminant, as first reflected light the aforementioned first reflected light make part reflect at least,
To the side which opposes to the other optical divergence section in the optical divergence section of the inside one side of the aforementioned first optical divergence section and the aforementioned second optical divergence section the display where the repeated returning reflected section is provided on opposite side.
[claim15]
15. First illuminant and,
From the aforementioned first illuminant radiation the first liquid crystal panel which is arranged in position on the first radiation axis which shows the radiation direction of the first light which is done and,
The first polarizing plate which is arranged with the aforementioned first illuminant and the aforementioned first liquid crystal panel on the aforementioned first radiation axis and,
The first optical divergence section which makes at least the portion of the aforementioned first reflected light transmit which the aforementioned first light which radiation is done at least reflects part from the aforementioned first illuminant as first reflected light, it recurs is reflected by the aforementioned repeated returning reflected section and,
The repeated returning reflected section which is arranged in position on the binate morphism axis which shows the radiation direction of the aforementioned first reflected light and,
The display which it has.
[claim16]
16. The second liquid crystal panel is arranged with the aforementioned first polarizing plate and the aforementioned first liquid crystal panel on the aforementioned first radiation axis,
The second polarizing plate is arranged in the front of the aforementioned first liquid crystal panel on the aforementioned first radiation axis,
The Yibo long board is arranged in the rear of the aforementioned repeated returning reflected section on the aforementioned binate morphism axis,
As for the aforementioned Yibo long board, incidence in electric field vibrating direction of the light which is done (n/2) giving phase difference,
The aforementioned first optical divergence section is the reflected type polarizing plate,
As for direction of the polarized light of the aforementioned reflected type polarizing plate, the claim 15 which becomes parallel to the direction of the polarized light of the aforementioned first polarizing plate the display of statement.
[claim17]
17. The second liquid crystal panel is arranged with the aforementioned first polarizing plate and the aforementioned first liquid crystal panel on the aforementioned first radiation axis,
The Yibo long board is arranged in the rear of the aforementioned repeated returning reflected section on the aforementioned binate morphism axis,
As for the aforementioned Yibo long board, incidence in electric field vibrating direction of the light which is done (n/2) giving phase difference,
The aforementioned first optical divergence section is the reflected type polarizing plate,
Direction of the polarized light of the aforementioned reflected type polarizing plate has become parallel to the direction of the polarized light of the aforementioned first polarizing plate,
As for the optical axis of the aforementioned Yibo long board, in the claim 15 which is arranged parallel vis-a-vis the cross direction of the aforementioned first illuminant the display of statement.
[claim18]
18. The second liquid crystal panel is arranged with the aforementioned first polarizing plate and the aforementioned first liquid crystal panel on the aforementioned first radiation axis,
The second polarizing plate and the Yibo long board are arranged in the front of the aforementioned first liquid crystal panel on the aforementioned first radiation axis,
The second wave length board is arranged in the rear of the aforementioned repeated returning reflected section on the aforementioned binate morphism axis,
Direction of the polarized light of the aforementioned reflected type polarizing plate crosses in direction of the polarized light of the aforementioned first polarizing plate 4,
As for the optical axis of the aforementioned Yibo long board and the aforementioned second wave length board in the claim 15 which respectively, is arranged vertically vis-a-vis the cross direction of the aforementioned first illuminant the display of statement.
[claim19]
19. The second liquid crystal panel is arranged with the aforementioned first polarizing plate and the aforementioned first liquid crystal panel on the aforementioned first radiation axis,
The Yibo long board is arranged in the front of the aforementioned first liquid crystal panel on the aforementioned first radiation axis,
The second wave length board is arranged in the rear of the aforementioned repeated returning reflected section on the aforementioned binate morphism axis,
Direction of the polarized light of the aforementioned reflected type polarizing plate crosses in direction of the polarized light of the aforementioned first polarizing plate 4,
As for the optical axis of the aforementioned Yibo long board and the aforementioned second wave length board, in the claim 15 which is arranged parallel vis-a-vis the cross direction of the aforementioned first illuminant the display of statement.
[claim20]
20. In the direction which crosses in the aforementioned first radiation axis from the claim 1 where the prism seat which plural it possesses the prism is arranged in the front of the aforementioned first illuminant on the aforementioned first radiation axis either of 10 from one section or claim 12 either of 19 in one section the display of statement.
  • 出願人(英語)
  • ※2012年7月以前掲載分については米国以外のすべての指定国
  • UTSUNOMIYA UNIVERSITY
  • 発明者(英語)
  • YAMAMOTO HIROTSUGU
  • TOKUDA YUTAKA
  • ITO SHUSEI
  • KUROKAWA NAO
国際特許分類(IPC)
指定国 (WO201799116)
National States: AE AG AL AM AO AT AU AZ BA BB BG BH BN BR BW BY BZ CA CH CL CN CO CR CU CZ DE DJ DK DM DO DZ EC EE EG ES FI GB GD GE GH GM GT HN HR HU ID IL IN IR IS KE KG KN KP KR KW KZ LA LC LK LR LS LU LY MA MD ME MG MK MN MW MX MY MZ NA NG NI NO NZ OM PA PE PG PH PL PT QA RO RS RU RW SA SC SD SE SG SK SL SM ST SV SY TH TJ TM TN TR TT TZ UA UG US UZ VC VN ZA ZM ZW
ARIPO: BW GH GM KE LR LS MW MZ NA RW SD SL SZ TZ UG ZM ZW
EAPO: AM AZ BY KG KZ RU TJ TM
EPO: AL AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HR HU IE IS IT LT LU LV MC MK MT NL NO PL PT RO RS SE SI SK SM TR
OAPI: BF BJ CF CG CI CM GA GN GQ GW KM ML MR NE SN ST TD TG

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