- All sections
- H - Electricity
- H04N - Pictorial communication, e.g. television
- H04N 9/84 - Transformation of the television signal for recording, e.g. modulation, frequency changing; Inverse transformation for playback the individual colour picture signal components being recorded simultaneously only the recorded chrominance signal occupying a frequency band under the frequency band of the recorded brightness signal the recorded signal showing a feature, which is different in adjacent track parts, e.g. different phase or frequency
Patent holdings for IPC class H04N 9/84
Total number of patents in this class: 0
10-year publication summary
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