Light emitting diode display apparatus
Number of patents in Portfolio can not be more than 2000
United States of America Patent
Stats
-
May 29, 2018
Issued Date -
N/A
app pub date -
Jun 14, 2016
filing date -
Aug 7, 2015
priority date (Note) -
In Force
status (Latency Note)
Importance
Abstract
An LED display apparatus includes a plurality of light emitting diodes; a first microlens array disposed at an upper side of the plurality of light emitting diodes, the first microlens array comprising a plurality of first microlenses which corresponds to the plurality of light emitting diodes one-to-one and is configured to combine light received from the plurality of light emitting diodes into light bundles; and a second microlens array disposed at an upper side of the first microlens array, the second microlens array comprising a plurality of second microlenses, a number of which is larger than a number of the first microlenses included in the first microlens array, each of the plurality of second microlenses configured to cause a convergence of light that has propagated through the first microlens array.
First Claim
Family
International Classification(s)
- [Classification Symbol]
- [Patents Count]
Cited Art Landscape
Patent Citation Ranking
Recipient Email Address
Recipient Email Address
Comment
Recipient Email Address
Add to Portfolio(s)
To add this patent to one, or more, of your portfolios, simply click the add button.
This Patent is in these Portfolios:
Add to additional portfolios:
Last Refreshed On:
Changes done successfully