Electrical computers: arithmetic processing and calculating – Electrical digital calculating computer – Particular function performed
Reexamination Certificate
2011-01-11
2011-01-11
Malzahn, David H (Department: 2193)
Electrical computers: arithmetic processing and calculating
Electrical digital calculating computer
Particular function performed
Reexamination Certificate
active
07870181
ABSTRACT:
A Chinese abacus adder is disclosed. The Chinese abacus adder includes a B/A (binary to abacus) circuit, a P/A (parallel addition) circuit and a T/B (thermometric to binary) circuit. The Chinese abacus adder has a multiple radix calculating structure, which could reduce power consumption of the system and lower the calculation delay time.
REFERENCES:
patent: 3809872 (1974-05-01), Yamamura et al.
patent: 5699287 (1997-12-01), Ng et al.
patent: 6226664 (2001-05-01), Ng et al.
patent: 2007/0271326 (2007-11-01), Li et al.
patent: 2008/0118898 (2008-05-01), Yi et al.
Chen Yen-Ju
Jhao Zih-Yi
Lin Chien-Hung
Lin Yi-Jie
Ye Yu-Jhih
Malzahn David H
National Changhua University of Education
Rosenberg , Klein & Lee
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