发明名称 ELECTROLUMINESCENT DEVICE HAVING AN IMPROVED CONTRAST
摘要 <p>This invention relates to an electroluminescent display device (10) comprising a transmissive front substrate (11) and at least a first and a second light-emitting element (12, 15b), wherein said first element (12) is arranged to emit light at a first wavelength (μ1) and said second element (15b) is arranged to emit light at a second wavelength (μ2). Furthermore, a first absorbing layer (18), arranged to absorb light of said second wavelength (μ2) and transmit light of said first wavelength (μ1), is arranged between said first light-emitting element (12) and said front substrate (11).</p>
申请公布号 WO2003051091(A1) 申请公布日期 2003.06.19
申请号 IB2002004764 申请日期 2002.11.13
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