H01J2329/4639 - CPC Classification

Electron emission display panels, e.g. field emission display panels; Arrangements of electrodes and associated parts for generating or controlling the electron beams; Control electrodes Focusing electrodes

• H01J2329/4643 » characterised by the form or structure 1
• H01J2329/4656 » characterised by the material 0
• H01J2329/466 » Relative position to the gate electrodes, emitters, cathodes or substrates 1