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Fully-integrated high-speed interleaved voltage-controlled ring oscillator

  • US 5,841,325 A
  • Filed: 05/12/1997
  • Issued: 11/24/1998
  • Est. Priority Date: 05/12/1997
  • Status: Expired due to Term
First Claim
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1. A ring oscillator, comprising:

  • at least three mixer cells, each of said mixer cells having a pair of first inputs, a pair of second inputs, a first output, and a second output, said second output being delayed relative to said first output;

    each of said mixer cells being symmetrically connected to two other of said mixer cells;

    said first pair of inputs of each of said mixer cells being symmetrically connected to said first outputs of said two other of said mixer cells; and

    said second pair of inputs of each of said mixer cells being symmetrically connected to said second delayed outputs of said two other of said mixer cells.

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