| 摘要 |
Presented is a driving device 301 for a liquid crystal panel 10, which is provided with a controller 1, a memory 2, a row selection pattern generating circuit 7, a row voltage generating circuit 9, a latch circuit 6B, a column voltage generating circuit 11 and an operating circuit 51 (a line buffer group 3, a comparator circuit 4, adder circuits 5A, 5B, a latch circuit 6A and an imaginary data generating circuit 8), wherein an orthogonal matrix B of 6 simultaneously selected rows and 2 imaginary rows which is formed by expanding an orthogonal matrix A of 4 rows is used for a row selection pattern, and column output voltages are operated with a unit of A.
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