ข้อมูลสัญลักษณ์จำแนกการออกแบบผลิตภัณฑ์ระหว่างประเทศ


รหัส / code คำอธิบาย / code name Version
H04N0009310000 Projection devices for colour picture display 1
H04N0009430000 Conversion of monochrome picture signals to colour picture signals for colour picture display 1
H04N0009440000 Colour synchronisation 1
H04N0009450000 Generation or recovery of colour sub-carriers 1
H04N0009455000 Generation of colour burst signals; Insertion of colour burst signals in colour picture signals or separation of colour burst signals from colour picture signals (H04N0009450000 takes precedence);; 1
H04N0009465000 Synchronisation of the PAL-switch 1
H04N0009470000 for sequential signals 1
H04N0009475000 for mutually locking different synchronisation sources 1
H04N0009640000 Circuits for processing colour signals (H04N0009770000 takes precedence);; 1
H04N0009650000 for synchronous modulators 1
H04N0009660000 for synchronous demodulators 1
H04N0009670000 for matrixing 1
H04N0009680000 for controlling the amplitude of colour signals, e.g. automatic chroma control circuits (H04N0009710000, H04N0009730000 take precedence);; 1
H04N0009690000 for modifying the colour signals by gamma correction 1
H04N0009700000 for colour killing 1