Multiple round annular cathode array emitting structural panel display device and its production technique
A flat-panel display and manufacturing process technology, applied in cold cathode manufacturing, cathode ray tube/electron beam tube, discharge tube cold cathode, etc., can solve problems such as large grid current, reduce operating voltage, and enhance electron emission control. , the effect of improving control efficiency
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[0040] The present invention will be further described below in conjunction with the accompanying drawings and embodiments, but the present invention is not limited to these embodiments.
[0041] Described a kind of flat-panel display with multi-annular cathode array emission structure comprises the airtight vacuum cavity that is made of cathode glass panel 1, anode glass panel 12 and surrounding glass frame 17; There is anode on the anode glass panel Conductive layer 13 and phosphor layer 15 prepared on the anode conductive layer; control grid 6, carbon nanotube 11 cathode and multi-ring cathode array emission structure are arranged on the cathode glass panel; located on the anode glass panel and the cathode glass panel Between the support wall 16 structure and the getter 18 attached elements.
[0042] The multi-annular cathode array emission structure includes a cathode glass panel 1, a grid lead layer 2, a blocking layer 3, a cathode lead layer 4, an isolation layer 5, a gr...
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