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1. WO1986003609 - SYSTEMES DE COMMUNICATIONS ET DE TRAITEMENT DE DONNEES

Note: Texte fondé sur des processus automatiques de reconnaissance optique de caractères. Seule la version PDF a une valeur juridique

[ EN ]

CLAIMS
1. A communication and data processing system comprising a plurality of portable units each having a keyboard, a display and a printer, each portable unit being capable of storing keyed-in items of data representing at least two different groups of
information, a plurality of saddle units, at least two data output units located remote from said portable units, each data output unit being
associated with a different one of said groups of information, and a control unit coupled both to said saddle units and said data output units, said control unit being arranged to receive data stored in a portable unit when the portable unit is coupled to a selected one of said saddle units and to direct the data representing the different groups to
corresponding ones of the output units.
"2. A system according to Claim 1 wherein each portable unit is arranged to process the data keyed in, and to provide a summarised print-out.
3« A system according to Claim 1 or to Claim 2 wherein one of said portable units comprises a master unit, the remaining portable units being slave units, and wherein the data stored in each slave unit can be downloaded to master unit through the control unit when the master unit and the selected slave unit are each coupled to a corresponding saddle unit.
4. A system according to any preceding Claim wherein the data keyed into each portable unit comprises an order for a meal and the said summarised output may comprise the bill for the meal.
5- A system according to Claim 4 wherein said data output units comprise first and second displays arranged to be located respectively at the bar and kitchen of a restaurant and wherein one said group of information represents drinks information to be displayed on the first display and the other said group of information represents food information to be displayed on the second display.
6. A system according to any preceding Claim wherein the keyboard of each portable unit comprises an alpha-numeric keyboard and wherein each portable unit includes processing means for causing prompts to be displayed on the display of the unit in response to keyed-in data to simplify the task of the user.