A technical paper entitled THAM 11.5: A 120 KHZ Signal Delta A/D Converter, published in ISSCC Digest of Technical Papers, pp. 138-139; Feb., 1986, in the names of R. Koch, et al. |
An article published in IEEE Transactions on Communications, vol. Com-33, No. 3, Mar. 1985, entitled, A Use of Double Integration in Sigma Delta Modulation, in the name of James C. Candy. |
A textbook entitled Switched Capacitor Circuits, in the names of Philip E. Allen and Edgar Sanchez-Sinencio, dated 1984, p. 94 and cover page. |
An article published in IEEE Transactions on Circuits and Systems, vol. Cas -25, No. 7, Jul. 1978 entitled, A Sigma-Delta Modulator as an A/D Converter, in the name of Rudy J. Van DePlassche. |
U.S. Application Ser. No. 137,229 entitled, A Modified Cascode Amplifier, in the Name of Doanld Sauer that was Filed Concurrently Herewith. |