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System and method for providing private demand-driven pricing

  • US 8,712,915 B2
  • Filed: 11/01/2006
  • Issued: 04/29/2014
  • Est. Priority Date: 11/01/2006
  • Status: Expired due to Fees
First Claim
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1. An online system for private variable cost digital goods pricing, comprising:

  • a database configured to store an original encrypted price for non-identically-priced digital goods offered for online sale;

    an e-commerce server with a processor and a memory configured to execute code, comprising;

    a pricing module configured to determine a price for at least one of the non-identically priced digital goods, comprising;

    a constant module configured to create a purchase encrypted price by addition of a positive constant to the original encrypted price of the non-identically-priced digital good each time that the non-identically priced digital good is purchased;

    a demand module configured to measure, over a fixed time interval, the demand at the purchase encrypted price for the non-identically priced digital good; and

    an additive module configured to set the price by subtraction of a positive additive from the purchase encrypted price of the digital good at the end of the fixed time interval; and

    a seller system module configured to update the original encrypted price of the particular digital good with the price; and

    a purchaser client with a processor and a memory configured to execute code, comprising;

    an encryption module configured to create a homomorphically encrypted price by homomorphically encrypting the purchase encrypted price; and

    a decision module configured to provide a purchasing decision of a particular online buyer about a particular digital good at the homomorphically encrypted price.

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