Fernsehbildwiedergabevorrichtung

Fernsehbildwiedergabevorrichtung

In a television picture display device which can display a compressed (by 13) sub-picture of a second video signal source (29) in a main picture of a first video signal source (1), a correct mutual location of the picture information in the sub-picture with respect to the main picture is always obta...

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Bibliographische Detailangaben
Hauptverfasser: BOERRIGTER, DIONYSIUS, NL-5656 AA EINDHOVEN, NL, VAN DER WAL, HENDRIK, NL-5656 AA EINDHOVEN, NL, ZIJLSTRA, PIETER J., NL-5656 AA EINDHOVEN, NL, WELLES, PETRUS W. G., NL-5656 AA EINDHOVEN, NL
Format: Patent
Sprache:ger
Schlagworte:
ELECTRIC COMMUNICATION TECHNIQUE
ELECTRICITY
PICTORIAL COMMUNICATION, e.g. TELEVISION
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Beschreibung
Zusammenfassung:In a television picture display device which can display a compressed (by 13) sub-picture of a second video signal source (29) in a main picture of a first video signal source (1), a correct mutual location of the picture information in the sub-picture with respect to the main picture is always obtained by means of a first (55) and a second (119) even-odd field identification circuit for the sub-picture and for the main picture, respectively, an interlacing circuit (71) and an interlacing-correction circuit (125), so that troublesome phenomena no longer occur in the sub-picture upon field transitions (Figure 1).