Computer graphics processing and selective visual display system – Plural display systems – Remotely located
Reexamination Certificate
2006-01-24
2006-01-24
Tran, Henry N. (Department: 2674)
Computer graphics processing and selective visual display system
Plural display systems
Remotely located
C345S173000, C178S018010, C178S018030, C348S014080, C348S014090, C709S200000, C709S204000, C715S733000, C715S744000
Reexamination Certificate
active
06989801
ABSTRACT:
The present invention provides for a presentation display system comprised of a display screen for displaying an electronic presentation and a presentation device configured to provide the electronic presentation. An input screen is coupled to the presentation device such that when a user enters a notation on the input screen the presentation device incorporates the notation into the electronic presentation. In addition, a projection unit can be coupled to the presentation device configured to project the electronic presentation onto the display screen, where the input screen is coupled to the projection unit such that when a user enters a notation on the input screen the projection unit incorporates the notation into the electronic presentation and projects the electronic presentation onto the display screen.
REFERENCES:
patent: 4846694 (1989-07-01), Erhardt
patent: 4953971 (1990-09-01), Highfill
patent: 5204768 (1993-04-01), Tsakiris et al.
patent: 5359550 (1994-10-01), Chen
patent: 5526023 (1996-06-01), Sugimoto et al.
patent: 5528266 (1996-06-01), Arbeitman et al.
patent: 5736968 (1998-04-01), Tsakiris
patent: 5738429 (1998-04-01), Tagawa et al.
patent: 5767897 (1998-06-01), Howell
patent: 5818421 (1998-10-01), Ogino et al.
patent: 5818425 (1998-10-01), Want et al.
patent: 6091408 (2000-07-01), Treibitz et al.
patent: 6104447 (2000-08-01), Faris
patent: 6108687 (2000-08-01), Craig
patent: 6141000 (2000-10-01), Martin
patent: 6172668 (2001-01-01), Baur
patent: 6411988 (2002-06-01), Tafoya et al.
patent: 6560637 (2003-05-01), Dunlap et al.
patent: 6654785 (2003-11-01), Craig
patent: 2002/0140724 (2002-10-01), Qureshi et al.
“Use of instructional material in universal teleteaching environments” by Robert Grebner, Computer Networks and ISDN Systems, 1997, pp. 1787-1797.
Koninklijke Philips Electronics , N.V.
Tran Henry N.
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