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Fast, Compact Josephson Star Driver

IP.com Disclosure Number: IPCOM000052447D
Original Publication Date: 1981-Jun-01
Included in the Prior Art Database: 2005-Feb-11

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Gheewala, TR Kaplan, SB Mukherjee, A [+details]


In Josephson technology, Star Drivers are known for providing a plurali of outputs to other circuits. The Star Driver of Fig. 1 consists of a direct coupled (DCL) OR gate Q1 and an injection AND device Q2 the symmetric input C of which is externally provided. A resistor R isolates Q1 from Q2. The basic circuit is shown in Fig. 1 with a fan-out of 4, while the details of Q1 are shown in Fig. 3.