Hand-held computer
First Claim
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1. A hand-held computer comprising:
- a casing including a peripheral frame, an upper wall and a lower wall;
bus lines located inside said casing;
a plurality of electronic circuit cards mounted inside said casing, arranged adjacent each other and removably connected to said bus lines for performing logical operations on input data;
first and second sets of contacts formed in respective first and second electrical contact zones on an upper side of said peripheral frame and electrically connected to said bus lines;
a flat display screen mounted on said peripheral frame for data output, said display screen having edge portions engaged with said first set of contacts on said upper side of the frame for electrical connection with said bus lines;
a transparent plate including a matrix of touch-sensitive areas for data input and being mounted on said peripheral frame separate from said flat display screen, said transparent plate having edge portions engaged with said second set of contacts on said upper side of the frame for electrical connection with said bus lines, said transparent plate and said flat display screen being spaced apart from each other, being respectively arranged one above the other on said peripheral frame such that said transparent plate substantially forms said upper wall of said casing.
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Abstract
The invention relates to a hand-held computer comprising a peripheral frame which contains all the connections and in which cards are removably plugged. A flat display, mounted on said frame, is topped by a transparent plate which forms a matrix of touch-sensitive areas or points. The matrix is also mounted on the frame. The screen and the plate occupy the maximum of the upper surface of the casing and are electrically connected to the other circuits of the computer by contact with the frame on which they are mounted. The computer may be provided with phoneme recognition means, with hand-writing recognition means or with TV or radio receiving means by insertion of appropriate cards.
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Citations
5 Claims
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1. A hand-held computer comprising:
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a casing including a peripheral frame, an upper wall and a lower wall; bus lines located inside said casing; a plurality of electronic circuit cards mounted inside said casing, arranged adjacent each other and removably connected to said bus lines for performing logical operations on input data; first and second sets of contacts formed in respective first and second electrical contact zones on an upper side of said peripheral frame and electrically connected to said bus lines; a flat display screen mounted on said peripheral frame for data output, said display screen having edge portions engaged with said first set of contacts on said upper side of the frame for electrical connection with said bus lines; a transparent plate including a matrix of touch-sensitive areas for data input and being mounted on said peripheral frame separate from said flat display screen, said transparent plate having edge portions engaged with said second set of contacts on said upper side of the frame for electrical connection with said bus lines, said transparent plate and said flat display screen being spaced apart from each other, being respectively arranged one above the other on said peripheral frame such that said transparent plate substantially forms said upper wall of said casing. - View Dependent Claims (2, 3, 4, 5)
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Specification