发明授权
- 专利标题: Normally emitting pixel architecture for frustrated total internal reflection displays
- 专利标题(中): 通常为沮丧的全内反射显示器发射像素架构
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申请号: US12546601申请日: 2009-08-24
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公开(公告)号: US08320036B2公开(公告)日: 2012-11-27
- 发明人: Kevin J. Derichs , Carey King , Daniel K. Van Ostrand , Berry Tod Cox , Reed J. Killion
- 申请人: Kevin J. Derichs , Carey King , Daniel K. Van Ostrand , Berry Tod Cox , Reed J. Killion
- 申请人地址: US CA Sunnyvale
- 专利权人: Rambus Inc.
- 当前专利权人: Rambus Inc.
- 当前专利权人地址: US CA Sunnyvale
- 代理机构: Renner, Otto, Boisselle & Sklar, LLP
- 主分类号: G02F1/03
- IPC分类号: G02F1/03 ; G02F1/29 ; G02F1/1335
摘要:
The present invention provides an apparatus that includes a waveguide and one or more pixels deployed adjacent the top surface of the waveguide which contains TIR light therein. Each pixel includes a deformable active layer having a first conductor and a driver electronics layer having a second conductor. The driver electronics layer is deployed in spaced-apart relation to the active layer and opposite the waveguide. In a quiescent state of a pixel, the active layer is in contact or near contact with the top surface of the waveguide so as to optically couple light out via FTIR (i.e., pixel's ON state). To actuate the pixel, the electronics layer is configured to selectively apply an electrical potential difference to the second conductor thereby causing the active layer to move away from the top surface so as to prevent the optical coupling of light out of the waveguide (i.e., pixel's OFF state).
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