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Work data collection method

  • US 7,333,718 B2
  • Filed: 03/28/2002
  • Issued: 02/19/2008
  • Est. Priority Date: 03/28/2001
  • Status: Expired due to Fees
First Claim
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1. A work data collection method comprising the steps of:

  • photographing a series of different jobs done by at least a worker through a video camera, to take video signals of said jobs;

    recording said video signals of said jobs while recording time signals generated at predetermined fixed intervals;

    inputting a break point signal in said video camera at each break point between said jobs;

    recording said break point signal on a memory device along with said video signals and a proximate one of said time signals that is representative of a time proximate to said break point;

    measuring workload on said worker during at least one of said jobs through at least one biological sensor that measures a biological factor of said worker, to take data of said workload; and

    recording said workload data on said memory device in association with said video signal, said break point signal and said proximate time signal.

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