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Still sub-picture-in-picture television receiver

  • US 4,777,531 A
  • Filed: 01/05/1987
  • Issued: 10/11/1988
  • Est. Priority Date: 01/06/1986
  • Status: Expired due to Term
First Claim
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1. A method of operating a television receiver of the type in which a sub-picture is displayed on a sub-picture screen inset within a main picture screen on which a main picture is displayed comprising the steps of:

  • selectively displaying on the sub-picture screen either a succession of still pictures taken from the main picture or alternately a still picture and a real moving picture taken from said sub-picture.

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