Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Panasonic Holdings Corp
Original Assignee
Matsushita Electric Industrial Co Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Matsushita Electric Industrial Co LtdfiledCriticalMatsushita Electric Industrial Co Ltd
Priority to JP50139654ApriorityCriticalpatent/JPS5263621A/en
Publication of JPS5263621ApublicationCriticalpatent/JPS5263621A/en
PURPOSE: When a TV brightness signal is obtained from the sum of frequency of color subcarrier in composite color signal to be reproduced at the frequency of color subcarrier of standard TV color subcarrier, the daly circuit constituting an interdigital filter is used to pass the narrow chroma band only.
COPYRIGHT: (C)1977,JPO&Japio
JP50139654A1975-11-191975-11-19Image signal reproducer
PendingJPS5263621A
(en)