Image display and pick-up apparatus

Details Image display and pick-up apparatus Image display and pick-up apparatus

1994-01-28

1995-04-11

Groody, James J.

Television

Two-way video and voice communication

User positioning

348739, 348 14, 348794, H04N 714, H04N 715

Patent

active

054063230

ABSTRACT:
In an image pick-up and display apparatus comprising a liquid crystal display device (34), an image pick-up device (24) and a partially transparent mirror (36), the display device is arranged at the front side of the apparatus (30), the partially transparent mirror is disposed behind this device (32) in light paths respectively between the display device and the light source (38) for illuminating this display device and between the image pick-up device (24) and the display device (32), so that the received image can be displayed in a natural way and the optical information of a subject in front of the apparatus is not disturbed by light from the light source.

REFERENCES:
patent: 3755623 (1973-08-01), Cassagne
patent: 4403216 (1983-09-01), Yokoi
patent: 4928301 (1990-05-01), Smoot
patent: 5159445 (1992-10-01), Gitlin et al.

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