Telecommunications – Transmitter and receiver at same station – Radiotelephone equipment detail
Reexamination Certificate
2005-10-04
2005-10-04
Craver, Charles (Department: 2682)
Telecommunications
Transmitter and receiver at same station
Radiotelephone equipment detail
C455S090300, C455S344000, C345S007000, C353S033000
Reexamination Certificate
active
06952598
ABSTRACT:
There is provided a small-sized and light-weight image display apparatus which is thinned in the line of sight and which incorporates a display unit for displaying a magnified virtual image and a direct image, the display apparatus comprising a real image display part for displaying an image, an image magnifying means for optically magnifying the image formed in the real image forming means so as to form a virtual image, and a light guide means for guiding light from the real image display part to the image magnifying means, the magnifying means being formed in a triangular columnar shape having a substantially isosceles triangular cross-section, and having a first surface serving a light incident surface, a light emanating surface and a reflective surface, and a first internal reflecting surface and a second internal reflecting surface for reflecting light into the light guide means, wherein emanating light from the real image display part is incident upon the light guide means through the first surface, and is then reflected by the first internal reflection surface and the second internal reflection surface, and thereafter, the light emanating from the light guide means and entering into the image magnifying means.
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Kiyomatsu Satoshi
Nakashima Kazuyuki
Ohtsubo Kazumi
Matsushita Electric - Industrial Co., Ltd.
Stevens Davis Miller & Mosher LLP
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