Title:
電話腕時計用クリスタル
Document Type and Number:
Japanese Patent JP4881506
Kind Code:
B2
Abstract:
The telephone watch includes a crystal ( 1 ) including a keyboard ( 2 ) formed in particular of a plurality of capacitive sensors ( 3 ) disposed under the crystal. This crystal includes a thick zone ( 4 ) at its center and a thinned zone ( 5 ) at its periphery. The keyboard ( 2 ) is deposited under the thinned zone ( 5 ).
Inventors:
Jean-Claude Martin
Dominique Davnon
Jean-Pierre Minho
Dominique Davnon
Jean-Pierre Minho
Application Number:
JP2001015536A
Publication Date:
February 22, 2012
Filing Date:
January 24, 2001
Export Citation:
Assignee:
ASULAB SOCIETA ANONYME
International Classes:
G04B19/18; G04B39/00; G04G21/08; G04B47/00; G04G21/04; G04G99/00; H04B1/3827; H04M1/02; H04M1/23
Domestic Patent References:
| JP8320387A | ||||
| JP53109674A |
Attorney, Agent or Firm:
Masaki Yamakawa