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A 4-bit Multiplier Using a Two Phase Drive Adiabatic Dynamic CMOS Logic
Yasuhiro Takahashi,Toshikazu Sekine,Michio Yokoyama 대한전자공학회 2007 ITC-CSCC :International Technical Conference on Ci Vol.2007 No.7
This paper describe the design and VLSI implementation of a multiplier using an adiabatic logic which is called a two phase drive adiabatic dynamic CMOS logic (2PADCL) circuit. Circuit operation and performance has been evaluated using a 4×4-bit 2PADCL multiplier fabricated in a 1.2 ㎛ CMOS process. The experimental results show that the multiplier was operated with clock frequencies 800㎑. The total power dissipation of the 4×4-bit 2PADCL multiplier was also 5.19 ㎽ at the 1.5 VDC power supply voltage.
Yukihiko Shirayama,Michio Takahashi,Masatoshi Suzuki,Yoshiaki Tsuruoka,Koichi Sato 대한정신약물학회 2014 CLINICAL PSYCHOPHARMACOLOGY AND NEUROSCIENCE Vol.12 No.3
Objective: This open-label study examined the effects of ramelteon on cognitive functions in 10 outpatients with schizophrenia. Methods: Ramelteon (8 mg/day) was administered to 10 patients with schizophrenia for six months. The verbal fluency test,Trail-Making Test, the Wisconsin Card Sorting Test, the Stroop Test, the Digit Span Distraction Test, Iowa Gambling Task, theRey Auditory Verbal Learning Test were evaluated at baseline and 6 months after treatment with ramelteon. Results: Ramelteon improved significantly the scores of Rey Auditory Verbal Learning Test. Additionally, ramelteon exerted improvementsin the verbal fluency and Iowa Gambling Task in 4 patients. Conclusion: Ramelteon could be a potential therapeutic drug, in adjunctive treatment of learning and memory deficits seenin patients with schizophrenia.