Test scoring system and method

  • US 5,379,213 A
  • Filed: 01/28/1992
  • Issued: 01/03/1995
  • Est. Priority Date: 01/28/1992
  • Status: Expired due to Term
First Claim
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1. A test scoring system comprising:

  • a hand-held answer recording unit having a user input device for receiving user answers and a storage device for storing said user answers;

    a scoring processor for receiving answer data from said answer recording unit;

    a data transfer unit connected with said scoring processor for providing a single bit discharge command signal to said answer recording unit, for receiving answer data from said answer recording unit and for transferring said answer data to said scoring processor;

    wherein said answer recording unit includes a monitor circuit that is responsive to said discharge command signal to read-out answer data recorded in said memory locations as data words;

    wherein each said answer recording unit and said data transfer unit includes a housing defined by a physically substantially imperforate wall; and

    a non-symmetrical communication link between said answer recording unit and said data transfer unit including a pair of transducers, each transducer entirely within the respective housing of each of said answer recording unit and said data transfer unit, for transferring data words from said answer recording unit to said data transfer, unit, and single bit command signals from said data transfer unit to said answer recording unit between said transducers across said imperforate walls, whereby multiple bit data words can be transferred by said non-symmetrical communication link in response to a single bit discharge command signal.

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