TELEVISION WITH ENLARGED FUNTIONS

申请公布号：KR940000434(B1)

申请号：KR19880011143

申请日期：1988.08.31

申请公布日期：1994.01.20

申请人：

GOLDSTAR CO., LTD.

发明人：HO, JAE - SU

分类号：H04N5/262;(IPC1-7):H04N5/262

主分类号：H04N5/262

摘要：Television having function for enlarging picture by variation of deflective frequency comprises a microprocessor for controlling the system, synchronous signal output means for detecting synchronous signal for video signals, a horizontal and vertical frequency drive circuit for generating a plurality of horizontal and vertical signals, a counter for counting the horizontal and vertical synchronous signal, a circuit for selecting the signals, switching means for applying the signals to horizontal and vertical deflective coil, thereby providing the function for enlarging the selected one of 4 devided parts of screen.

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