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JPS5440586A Expired / Lapsed JP ⏱️ 0.0 years remaining

Light extinguishing circuit of thin-film el element

Assignee: Sharp Corp
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Filing: 1977-09-06
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Granted: —
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Expires: 1997-09-06
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Abstract

Abstract PURPOSE: To make high-brightness luminescence possible, and to obtain the longlife EL element in a three-layer structure, by driving the element by an AC voltage of several KHz through an alternation between a maintaining voltage and bias voltage by a simple circuit constitution. COPYRIGHT: (C)1979,JPO&Japio

Inventors

  • 👤 Kenzo Inazaki
  • 👤 Masahiro Ise
  • 👤 Katsuyuki Machino
  • 👤 Chuji Suzuki

Bibliographic Details

Application Number —
Jurisdiction JP
Data Source google_patents
Last Synchronized 2026-10-26 21:55
CPC Classifications
—

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