1. Memristors and Related Applications
ShaharKvatinsky, Eby G. Friedman, AvinoamKolodny, and Uri C. Weiser
May 4, 2011

2. Agenda
Memristive systems theory
Practical memristors
Memristor-based applications
3. Three Fundamental Circuit Elements
Resistor
Capacitor
Resistor
Georg Ohm 1827
Inductor
Capacitor
von Kleist 1745
Inductor
Michael Faraday 1831
4. Three Fundamental Circuit Elements
v
Resistor
Capacitor
q
i
Inductor

5. The Missing Circuit Element
v
Resistor
Capacitor
q
i
Inductor
?

L.O. Chua, Memristor The Missing Circuit Element, IEEE Trans., 1971
6. Memristor 1971
v
Resistor
Capacitor
q
i
Inductor
Memristor

Memristor
Leon Chua 1971
L.O. Chua, Memristor The Missing Circuit Element, IEEE Trans., 1971
7. Memristor Characteristics
Hysteresis in I-V curve
A resistor with memory
Analog device
Non-volatile
8. Agenda
Memristive systems theory
Practical memristors
Memristor-based applications
9. Hewlett-Packard Memristor, 2008
Based on TiOx switch
D.B. Strukov et al, The missing memristor found, Nature, 2008
10. More Practical Memristors
STT-MRAM
Spintronic memristors
Organic memristors
Si memristive devices
11. Practical Memristors Characterization
Scalable
Fast
CMOS compatible
12. Agenda
Memristive systems theory
Practical memristors
Memristor-based applications
13. Memory
Stores resistance rather than charge
No leakage current
Non-volatile
As fast as DRAM
Multilevel memory
14. Neuromorphic Systems
Behave similar to a biological synapse
Building block within neuromorphic systems
15. Analog Circuits
Programmable analog circuits
Chaotic oscillators
Many possible analog
circuit types
16. Logic
Configurable switches in FPGA
IMPLY gate
Hybrid CMOS-memristor circuits
17. Summary
Memristors characterization
Non-volatile
High density
No leakage current
Fast
CMOS compatible
18. Conclusions
Memristors open new opportunities for a variety of applications such as memory, neuromorphic systems, and analog and digital circuits
Can combine memory and logic
Need for novel design methodologies and architectures
19. Thank You!
20. Backup
20
21. My Research
Design methodology for memristor-based logic
Memristor models
Architecture insight
Improving reading method for memristor-based memory