ข้อมูลสัญลักษณ์จำแนกการออกแบบผลิตภัณฑ์ระหว่างประเทศ


รหัส / code คำอธิบาย / code name Version
H04N0009710000 combined with colour gain control 1
H04N0009720000 for reinsertion of dc and slowly varying components of colour signals 1
H04N0009730000 colour balance circuits, e.g. white balance circuits, colour temperature control 1
H04N0009740000 for obtaining special effects (H04N0009650000-H04N0009730000; take precedence);; 1
H04N0009750000 Chroma key 1
H04N0009760000 for mixing of colour signals (H04N0009750000 takes precedence);; 1
H04N0009770000 Circuits for processing the brightness signal and the chrominance signal relative to each other, e.g. adjusting the phase of the brightness signal relative to the colour signal, correcting differential gain or differential phase (circuits for matrixing H04N0009670000) 1
H04N0009780000 for separating the brightness signal or the chrominance signal from the colour television signal, e.g. using comb filter 1
H04N0009790000 Processing of colour television signals in connection with recording 1
H04N0009793000 for controlling the level of the chrominance signal, e.g. by means of automatic chroma control circuits 1
H04N0009797000 for recording the signal in a plurality of channels, the bandwidth of each channel being less than the bandwidth of the signal (H04N0009804000, H04N0009810000, H04N0009820000 take precedence);; 1
H04N0009800000 Transformation of the television signal for recording, e.g. modulation, frequency changing; Inverse transformation for playback 1
H04N0009802000 involving processing of the sound signal (H04N0009806000, H04N0009835000 take precedence);; 1
H04N0009804000 involving pulse code modulation of the colour picture signal components 1
H04N0009806000 with processing of the sound signal 1