Miscellaneous active electrical nonlinear devices – circuits – and – Specific signal discriminating without subsequent control – By amplitude
Reexamination Certificate
2006-04-04
2006-04-04
Wells, Kenneth B. (Department: 2816)
Miscellaneous active electrical nonlinear devices, circuits, and
Specific signal discriminating without subsequent control
By amplitude
C327S055000
Reexamination Certificate
active
07023243
ABSTRACT:
A sense-amplifier based on current-source-evaluation. Compared to conventional sense-amplifiers, a design based on static-current sources scales better to small transistor geometries. The design has lower power consumption, reduced noise, and improved clock scaling.
REFERENCES:
patent: 3562554 (1971-02-01), Von Feldt
patent: 3648071 (1972-03-01), Mrazek
patent: 3694763 (1972-09-01), Hart, Jr. et al.
patent: 3838295 (1974-09-01), Lindell
patent: 3838404 (1974-09-01), Heeren
patent: 3879621 (1975-04-01), Cavaliere et al.
patent: 3949381 (1976-04-01), Dennard et al.
patent: 3983412 (1976-09-01), Roberts et al.
patent: 4003034 (1977-01-01), Au
patent: 4010453 (1977-03-01), Lewis
patent: 4031524 (1977-06-01), Heeren
patent: 4132904 (1979-01-01), Harari
patent: 5436866 (1995-07-01), Jang
patent: 5444398 (1995-08-01), Kiehl et al.
patent: 5457657 (1995-10-01), Suh
patent: 5471160 (1995-11-01), Higaki
patent: 5506524 (1996-04-01), Lin
patent: 5847598 (1998-12-01), Sone
patent: 5939903 (1999-08-01), Lin
patent: 6005816 (1999-12-01), Manning et al.
patent: 6137319 (2000-10-01), Krishnamurthy et al.
patent: 6333673 (2001-12-01), Dawes
patent: 6404266 (2002-06-01), Chen
patent: 6590805 (2003-07-01), Lu et al.
patent: 2001/0002110 (2001-05-01), Forbes et al.
patent: 2001/0002178 (2001-05-01), Wayayama et al.
patent: 2001/0002886 (2001-06-01), Ooishi
patent: 2001/0004334 (2001-06-01), Feurle
patent: 2001/0005150 (2001-06-01), Eum
patent: 2001/0012228 (2001-08-01), Perner
patent: 2001/0022738 (2001-09-01), Choi
patent: 2001/0024381 (2001-09-01), Fuchigami et al.
patent: 2001/0024395 (2001-09-01), Sim
patent: 2001/0026490 (2001-10-01), Nakagawa
patent: 2001/0028586 (2001-10-01), Mullarkey et al.
patent: 2001/0033184 (2001-10-01), Terzioglu et al.
patent: 2001/0038562 (2001-11-01), Rohr et al.
patent: 2001/0038564 (2001-11-01), Verbeck
patent: 2001/0043089 (2001-11-01), Forbes et al.
patent: 2001/0046149 (2001-11-01), Hidaka
patent: 2001/0048620 (2001-12-01), Fischer et al.
patent: 2001/0052801 (2001-12-01), Zhang
patent: 2002/0000838 (2002-01-01), Brachmann et al.
patent: 2002/0000839 (2002-01-01), Mueller et al.
patent: 2002/0000840 (2002-01-01), Conte et al.
patent: 2002/0000841 (2002-01-01), Rai et al.
patent: 2002/0000859 (2002-01-01), Dai et al.
patent: 2002/0000860 (2002-01-01), Dai
patent: 2002/0003734 (2002-01-01), Kim et al.
patent: 2002/0004267 (2002-01-01), Sudo et al.
patent: 2002/0006050 (2002-01-01), Jain
patent: 2002/0008549 (2002-01-01), Forbes
patent: 2002/0008550 (2002-01-01), Sim et al.
patent: 2002/0011876 (2002-01-01), Shin
patent: 2002/0015324 (2002-02-01), Maruyama
patent: 2002/0017927 (2002-02-01), Sugio
patent: 2002/0018372 (2002-02-01), Thoma et al.
patent: 2002/0021147 (2002-02-01), Lim et al.
patent: 2002/0024863 (2002-02-01), Forbes
patent: 2002/0030514 (2002-03-01), Bailey et al.
patent: 2002/0033723 (2002-03-01), Lee et al.
patent: 2002/0039309 (2002-04-01), Lu et al.
patent: 2002/0041521 (2002-04-01), Park
Itoh, K., Trends in Low-Power RAM Circuit Technologies, Proceedings of the IEEE, vol. 83, No. 4, Apr. 1995, pp. 524-543.
Montanaro, J., A 160-MHz, 32-b, 0.5-W CMOS RISC Microprocessor, IEEE Journal of Solid-State Circuits, vol. 31, No. 11, Nov. 1996, pp. 1703-1714.
Klass, F., Semi-Dynamic and Dynamic Flip-Flops with Embedded Logic, 1998 Symposium on VLSI Circuits Digest of Technical Papers, pp. 108-109.
Kim, J., Sense Amplifier-Based Flip-flop with Two N-C2MOS Output Latches, Electronic Letters, Mar. 16, 2002, vol. 36, No. 6, pp. 498-500.
Kristovski, G., New Sense Amplifier for Small-Swing CMOS Logic Circuits, IEEE Transactions on Circuits and Systems-II: Analog and Digital Signal Processing, vol. 47, No. 6, Jun. 2000, pp. 573-576.
Nikolic, B., Improved Sense-Amplifier-Based Flip-Flop: Design and Measurements, IEEE Journal of Solid-State Circuits, vol. 35, No. 6, Jun. 2000, pp. 876-884.
Khellah, M., A Low-Power High-Performance Current-Mode Multiport SRAM, IEEE Transactions on Very Large Scale Integration (VLSI) Systems, vol. 9, No. 5, Oct. 2001, pp. 590-598.
Kuang, J., A Tri-State Body Charge Modulated SOI Sense Amplifier, 2001 IEEE International SOI Conference, Oct. 2001, pp. 135-136.
Laurent, D., Sense Amplifier Signal Margins and Process Sensitivities, IEEE Transactions on Circuits and Systems-I: Fundamental Theory and Applications, vol. 49, No. 3, Mar. 2002, pates 269-275.
WIPO, International Searching Authority. International Search Report, mailed Oct. 27, 2003.
Levi Anthony
Wijetunga Panduka
University of Southern California
Wells Kenneth B.
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