IPC Subgroup
H04N 5/208 for compensating for attenuation of high frequency components, e.g. crispening, aperture distortion correction
Introduced: January 1985
Last revised: January 2006
Full Title
Details of television systems > Picture signal circuitry for video frequency region > Circuitry for controlling amplitude response > for correcting amplitude frequency characteristic > for compensating for attenuation of high frequency components, e.g. crispening, aperture distortion correction
Classification Context
- Section:
- ELECTRICITY
- Class:
- ELECTRIC COMMUNICATION TECHNIQUE
- Subclass:
- PICTORIAL COMMUNICATION, e.g. TELEVISION