Pager with mask for database update
First Claim
Patent Images
1. A method for disseminating modifications to a database stored in a plurality of receivers, comprising the steps of:
- transmitting a mask code and mask data;
storing in said receivers a mask indicating positions in said database where said mask data is to be written;
examining a received message to detect said mask code; and
writing, in response to said mask code, said mask data at said positions indicated by said mask.
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Abstract
A pager system in which individual pagers have a database is disclosed. The database can be updated by transmitting a mask code and update data. The mask code indicates a mask stored in the individual pager itself which receives the data. Using the mask code, the mask is identified and used to indicate positions in the database where data is to be written.
55 Citations
7 Claims
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1. A method for disseminating modifications to a database stored in a plurality of receivers, comprising the steps of:
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transmitting a mask code and mask data; storing in said receivers a mask indicating positions in said database where said mask data is to be written; examining a received message to detect said mask code; and writing, in response to said mask code, said mask data at said positions indicated by said mask. - View Dependent Claims (2, 3)
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4. A method for disseminating modifications to a database stored in a plurality of receivers, comprising the steps of:
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transmitting a mask code, mask ID and mask data; storing in said receivers a plurality of masks and mask IDs, each mask ID corresponding to a different one of said masks, each mask indicating positions in said database where said mask data is to be written; examining a received message for said mask code; comparing, in response to detecting aid mask code, a received mask ID to said stored mask IDs; if said received mask ID matches a stored mask ID, retrieving a mask corresponding to said mask ID; and writing aid mask data at positions in said database indicated by said retrieved mask. - View Dependent Claims (5, 6, 7)
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Specification