Navigation wristwear
AssigneeTrimble Navigation Limited
InventorsArthur N. Woo, Kiyoko M. Mura-Smith, Gregory T. Janky
Life of this patent
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Abstract
A navigation wristwear device comprises a GPS receiver fully disposed in a wrist watch type housing. A transparent microwave patch antenna is patterned of indium-tin-oxide on sapphire in front of an LCD time, position and velocity display. A bezel provides a protective window. A low-noise amplifier, downconversion, code processing and navigation processing are all provided on a single integrated circuit. Photovoltaic solar cells to each side of the LCD help keep a battery charged.
Claims17
A navigation wristwear device, comprising a wrist watch type housing comprising a navigation processor configured to receive corrected ranging and timing information and to compute position information from said received corrected ranging and timing information, said housing further comprising a display that displays the position information.
A method for providing position information using a wristwear device, comprising the steps of:
- providing a wrist watch type of housing comprising a display on a face of the housing;
- receiving corrected ranging and timing information;
- determining position information from said corrected ranging and timing information;
- and
- displaying the position information on the display.
Dependencies are inferred from the claim text.