Advanced structured arrays combined high density memories with channel-free logic array: T Chan, A Yuen, K Knorpp, M Hung, P Tsao, M Freie, Y Chang, R Rasmussen, A Hui, P Yin (LSI Logic Corp. Milpitas, CA, USA) Proceedings of the IEEE 1987 Custom Integrated Circuits Conference (Cat. No. 87CH2430-7), Portland, OR, USA, 4–7 May 1987 (New York, USA: IEEE 1987), pp. 39–43