U.S. patents available from 1976 to present.
U.S. patent applications available from 2005 to present.

Split static surround display system

Patent 5264881 Issued on November 23, 1993. Estimated Expiration Date: Icon_subject June 3, 2012. Estimated Expiration Date is calculated based on simple USPTO term provisions. It does not account for terminal disclaimers, term adjustments, failure to pay maintenance fees, or other factors which might affect the term of a patent.

Patent References

2942516

3055265

3144806

3313068

Wide angle anamorphic display projection system
Patent #: 4129365
Issued on: 12/12/1978
Inventor: Aversano ,   et al.

Portable panoramic theatre
Patent #: 4641918
Issued on: 02/10/1987
Inventor: Moffatt ,   et al.

Circular projection and display system using segmented trapezoidal screens
Patent #: 4991955
Issued on: 02/12/1991
Inventor: Vetter

Full color three-dimensional projection display Patent #: 4995718
Issued on: 02/26/1991
Inventor: Jachimowicz, et al.

Inventor

Assignee

Application

No. 894047 filed on 06/03/1992

US Classes:

353/94, PLURAL352/69, PANORAMIC PICTURE TYPE353/30COMPOSITE PROJECTED IMAGE

Examiners

Primary: Cuchlinski, William A. Jr.
Assistant: Dowling, William C.

Attorney, Agent or Firm

International Class

G03B 021/28

Abstract

An inexpensive surround display system. In most general terms, the invention (10) includes a projector arrangement (12, 14, 16) for providing at least one beam of energy representative of an image. A beamsplitter arrangement (18, 20, 22) splits the beam into a first beam and a second beam. A screen (24) is provided for displaying a first image in response to the first beam and for displaying a second image in response to the second beam. More particularly, the method of the invention may be described as: a) determining a viewing angle of a viewer; b) determining whether an image or the mirror image thereof should be projected within the field-of-view of the viewer based on the viewing angle of the viewer; c) providing first, second and third beams of energy representative of a first, second and third images or the mirror images thereof based on step b); d) splitting the first beam to provide a first image and a diametrically opposed second image; e) splitting the second beam to provide a third image and a diametrically opposed fourth image; f) splitting the third beam to provide a fifth image and a diametrically opposed sixth image; and g) simultaneously displaying the first, second, third, fourth, fifth and sixth images.

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