Method for designing reflection stripes of an acoustic touch...

Details Method for designing reflection stripes of an acoustic touch... Method for designing reflection stripes of an acoustic touch...

2006-07-11

2006-07-11

Shalwala, Bipin (Department: 2629)

Computer graphics processing and selective visual display system

Display peripheral interface input device

Touch panel

C178S018040, C178S019020

Reexamination Certificate

active

07075525

ABSTRACT:
A method for designing reflection stripes of an acoustic touch screen, comprising: dividing a reflection stripe of an acoustic touch screen into a plurality of groups according to an integral times wavelength of an acoustic; according to the distance between said reflection bar increasing principle, increasing the distance between said reflection bars from rear to front; and according to a condition of the transmission loss of a glass surface, cutting the border of said reflection bars in one group with different length.

REFERENCES:
patent: 4700176 (1987-10-01), Adler
patent: 6236391 (2001-05-01), Kent et al.
patent: 6396484 (2002-05-01), Adler et al.
patent: 6567077 (2003-05-01), Inoue et al.
patent: 6636201 (2003-10-01), Gomes et al.
patent: 2003/0234773 (2003-12-01), Sano et al.
patent: 2005/0035685 (2005-02-01), Tanaka et al.

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