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Spreadsheet having a clocked delay line object, for processing a continuous data stream

  • US 7,069,499 B1
  • Filed: 09/16/2002
  • Issued: 06/27/2006
  • Est. Priority Date: 08/09/1999
  • Status: Expired due to Term
First Claim
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1. A computer-readable medium having an electronic spreadsheet for processing a continuous data stream for operation on a computer, the electronic spreadsheet having a plurality of cells, the improvement comprising:

  • a clocked delay line object, the clocked delay line object being instantiated as a software object and assigned to a cell of the spreadsheet, the clocked delay line object comprising a data buffer, and a method for clocking data through the buffer, the data buffer configured as a delay line, a pipeline, a FIFO, or a random access memory;

    an external data input function adapted to provide a clock signal to the clocked delay line object; and

    a spreadsheet function adapted to provide random access to data stored in the clocked delay line object.

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