Importance

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Abstract

Digital television apparatus comprises a field store arrangement comprising first, second and third field stores each capable of storing digital signals relating to one field of a television signal, circuit to supply a digital television signal at a variable rate to the field store arrangement, a write control device to supply the digital television signal to one or to two of the field stores for writing therein, depending on the rate of supply of the digital television signal, and a read control device to read the stored digital television signal from one or from two of the field stores, depending on the rate of supply of the television signal, no field store being written into at the same time that it is read from, and the write control device rotating the writing and reading around the field stores cyclically.

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First Claim