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Image display device

  • US 6,400,418 B1
  • Filed: 02/17/1999
  • Issued: 06/04/2002
  • Est. Priority Date: 09/28/1998
  • Status: Expired due to Term
First Claim
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1. An image display device, comprising:

  • an image output unit for displaying an image represented by an image signal;

    an amplifying unit for amplifying said image signal with a gain having a frequency characteristic and supplying said amplified image signal to said image output unit, including a variable inductor, an inductance of which defines said frequency characteristic; and

    a control unit for controlling said inductance of said variable inductor, wherein said variable inductor includes primary and secondary windings inductively coupled with each other, said primary winding is connected to said amplifier, said secondary winding is connected to said control unit, said inductance of said variable inductor is an inductance of said primary winding; and

    said control unit controls a current which is induced in said secondary winding by a current flowing in said primary winding.

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