- 著者
-
HANYU Takahiro
KAMEYAMA Michitaka
- 出版者
- 一般社団法人電子情報通信学会
- 雑誌
- IEICE transactions on electronics (ISSN:09168524)
- 巻号頁・発行日
- vol.82, no.9, pp.1662-1668, 1999-09-25
- 被引用文献数
-
12
A new logic-in-memory VLSI architecture based on multiple-valued floating-gate-MOS pass-transistor logic is proposed to solve the communication bottleneck between memory and logic modules. Multiple-valued stored data are represented by the threshold voltage of a floating-gate MOS transistor, so that a single floating-gate MOS transistor is effectively employed to merge multiple-valued threshold-literal and pass-switch functions. As an application, a four-valued logicin-memory VLSI for high-speed pattern recognition is also presented. The proposed VLSI detects a stored reference word with the minimum Manhattan distance between a 16-bit input word and 16-bit stored reference words. The effective chip area, the switching delay and the power dissipation of a new four-valued full adder, which is a key component of the proposed logic-in-memory VLSI, are reduced to about 33 percent, 67 percent and 24 percent, respectively, in comparison with those of the corresponding binary CMOS implementation under a 0.5-μm flash EEPROM, technology.