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Postural state attitude monitoring, caution, and warning systems and methods

  • US 8,643,494 B1
  • Filed: 04/22/2013
  • Issued: 02/04/2014
  • Est. Priority Date: 03/13/2012
  • Status: Expired due to Fees
First Claim
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1. A postural state attitude monitoring system, comprising:

  • a multiple axis accelerometer carried by a node for generating output signals that are a function of positional orientation of the node along an x-direction of attitude displacement of the node and a y-direction of attitude displacement of the node, the x-direction of attitude displacement of the node being perpendicular relative to the y-direction of attitude displacement of the node;

    the x-direction of attitude displacement of the node extends from a reference position of the node to first and second x-positions of the node on either side of the reference position of the node;

    the y-direction of attitude displacement of the node extends from the reference position of the node to first and second y-positions of the node on either side of the reference position of the node;

    a light signal device comprising a reference light, first and second x-lights, and first and second y-lights;

    the first and second x-lights positioned on either side of the reference light, and the reference light and the first and second x-lights aligned along a light signaling x-direction corresponding to the x-direction of attitude displacement of the node;

    the first and second y-lights positioned on either side of the reference light, and the reference light and the first and second y-lights aligned along a light signaling y-direction corresponding to the y-direction of attitude displacement of the node;

    the light signaling x- and y-directions are perpendicular relative to one another, so as to form a cross, and intersect at the reference light;

    the light signal device operatively coupled to the multiple axis accelerometer for issuing a reference light color by the reference light in response to a reference positional state of the node at the reference position of the node and distally therebeyond to inside of the first and second x-positions of the node and the first and second y-positions of the node;

    the light signal device operatively coupled to the multiple axis accelerometer for issuing a first x-light color by the first x-light of the light signal device in response to a first x-positional state of the node at the first x-position of the node;

    the light signal device operatively coupled to the multiple axis accelerometer for issuing a second x-light color by the second x-light of the light signal device in response to a second x-positional state of the node at the second x-position of the node;

    the light signal device operatively coupled to the multiple axis accelerometer for issuing a first y-light color by the first y-light of the light signal device in response to a first y-positional state of the node at the first y-position of the node;

    the light signal device operatively coupled to the multiple axis accelerometer for issuing a second y-light color by the second y-light of the light signal device in response to a second y-positional state of the node at the second y-position of the node;

    the reference light defines the reference positional state of the node in relation to the first and second x-positional states of the node defined by the first and second x-lights, respectively, along the light-signaling x-direction, and the first and second y-positional states of the node defined by the first and second y-lights, respectively, along the light-signaling y-direction; and

    the reference light color is different from each of the first and second x-light colors and each of the first and second y-light colors.

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