基本信息:
- 专利标题: OPTICALLY VARIABLE DEVICES, THEIR PRODUCTION AND USE
- 专利标题(中):光学可变设备,其生产和使用
- 申请号:PCT/CA2014/051068 申请日:2014-11-06
- 公开(公告)号:WO2015066808A1 公开(公告)日:2015-05-14
- 发明人: FIRTH, Andrea, V. , MCGARRY, Steven, Paul , RANKIN, Alasdair, Patrick
- 申请人: BANK OF CANADA
- 申请人地址: 234 Laurier Avenue West Ottawa, Ontario K1A 0G9 CA
- 专利权人: BANK OF CANADA
- 当前专利权人: BANK OF CANADA
- 当前专利权人地址: 234 Laurier Avenue West Ottawa, Ontario K1A 0G9 CA
- 代理机构: MEE, Trevor, R. et al.
- 优先权: US61/901,592 20131108; US62/056,090 20140926
- 主分类号: G02B26/00
- IPC分类号: G02B26/00 ; B42D25/36 ; B82Y20/00 ; G09F9/30
摘要:
Disclosed herein are devices that change their appearance and / or physical properties when under an external influence, and methods for their production and use. Such devices may be used as features of any type of items, documents, billboards, posters, display devices, advertisements and other items etc. and may be adapted to include decipherable content. Such devices also afford new techniques for a user to check quickly and easily whether the item is a legitimate or a counterfeit copy, either by hand- manipulation of the device, or with the assistance of an additional screening tool.
摘要(中):
本文公开了在外部影响下改变其外观和/或物理性质的装置及其生产和使用的方法。 这样的设备可以用作任何类型的物品,文件,广告牌,海报,显示设备,广告和其他物品等的特征,并且可以适于包括可解密的内容。 这样的设备还提供新技术,用户可以通过手动操纵设备,或者在额外的筛选工具的帮助下快速,容易地检查该物品是合法的还是伪造的。
IPC结构图谱:
G | 物理 |
--G02 | 光学 |
----G02B | 光学元件、系统或仪器 |
------G02B26/00 | 利用可移动的或可变形的光学元件控制光的强度、颜色、相位、偏振或方向的光学器件或装置,例如,开关、选通、调制 |