×

Watch

  • US 6,292,439 B1
  • Filed: 03/26/1999
  • Issued: 09/18/2001
  • Est. Priority Date: 07/30/1997
  • Status: Expired due to Fees
First Claim
Patent Images

1. A timepiece comprising a liquid crystal display panel capable of displaying at least either of time information and calendar information, said liquid crystal display panel comprising:

  • a liquid crystal cell having a liquid crystal layer sealed in between a pair of transparent substrates thereof, having an electrode on each of the inner surfaces thereof, facing each other;

    an absorption-type polarizing film disposed on a visible side of the liquid crystal cell, for transmitting light linearly polarized in a direction parallel with a transmission axis thereof and absorbing light linearly polarized in a direction orthogonal to the transmission axis thereof;

    a reflection-type polarizing film disposed on a side of the liquid crystal cell, opposite from the visible side thereof, for transmitting light linearly polarized in a direction parallel with a transmission axis thereof and reflecting light linearly polarized in a direction orthogonal to the transmission axis thereof; and

    a color filter disposed on the visible side of the absorption-type polarizing film.

View all claims
  • 3 Assignments
Timeline View
Assignment View
    ×
    ×