Projection system and method for adjusting projection system
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United States of America Patent
Stats
-
Aug 27, 2019
Grant Date -
Jan 11, 2018
app pub date -
Jun 28, 2017
filing date -
Jul 5, 2016
priority date (Note) -
In Force
status (Latency Note)
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Abstract
A projection system includes three or more projectors. Each of the projectors includes a projection section that projects image light to form a projection image on a screen. The projectors are so arranged that the three or more projection images projected by the projectors form a tiled image. The projection image projected by any of the projectors and the projection image projected by an adjacent projector form an overlapping area where the projection images overlap with each other, and one of the overlapping areas differs from the other overlapping areas in terms of size.
First Claim
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Family
Country | kind | publication No. | Filing Date | Type | Sub-Type |
---|---|---|---|---|---|
JP | B2 | JP6798163 | Jul 05, 2016 | Patent | Grant |
Type : Patent Sub-Type : Grant | |||||
PUBLISHED GRANTED PATENT (SECOND LEVEL) | プロジェクションシステム、及び、プロジェクションシステムの調整方法 | Dec 09, 2020 | |||
CN | B | CN107580202 | Jun 13, 2017 | Patent | Grant |
Type : Patent Sub-Type : Grant | |||||
GRANTED PATENT FOR INVENTION | Projection system and adjustment method of projection system | Jul 02, 2021 |
- 15 United States
- 10 France
- 8 Japan
- 7 China
- 5 Korea
- 2 Other
Patent Owner(s)
Patent Owner | Address | |
---|---|---|
SEIKO EPSON CORPORATION | 1-6 SHINJUKU 4-CHOME SHINJUKU-KU TOKYO 160-8801 |
International Classification(s)
Inventor(s)
Inventor Name | Address | # of filed Patents | Total Citations |
---|---|---|---|
Mizushiro, Kenji | Matsumoto, JP | 7 | 78 |
# of filed Patents : 7 Total Citations : 78 |
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Patent Citation Ranking
- 2 Citation Count
- H04N Class
- 36.18 % this patent is cited more than
- 6 Age
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