发明名称 |
DISPLAY ASSEMBLY COMPRISING TWO SUPERPOSED DISPLAY DEVICES |
摘要 |
The invention concerns a display assembly including two superposed, respectively upper (24) and lower (26) display devices, characterised in that the upper display device (24) includes a double structure formed of a display cell (28) arranged above an optical valve (30), said double structure being arranged so that said cell (28) and said valve (30) are transparent in a first state to make the lower display device visible (26), and that the cell (28) displays an item of data and that the valve (30) is opaque and masks at least partially the lower display device (26) in a second state, control means being provided for supplying a control voltage to the cell (28) and the optical valve (30) to cause them to switch from the first state to the second state and vice versa. |
申请公布号 |
EP1040391(A1) |
申请公布日期 |
2000.10.04 |
申请号 |
EP19980965848 |
申请日期 |
1998.12.17 |
申请人 |
ASULAB S.A. |
发明人 |
BASTURK, NACI;GRUPP, JOACHIM;GILOMEN, BEAT |
分类号 |
G02F1/1335;G02F1/1347;G02F1/153;G04C3/00;G04G9/00;G09F9/30;G09F9/46 |
主分类号 |
G02F1/1335 |
代理机构 |
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代理人 |
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主权项 |
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地址 |
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