High performance lateral phase change random access memory

High performance lateral phase change random access memory

High performance lateral phase change random access memory

... SEMICONDUCTOR MEMORIES 1.2 PHASE CHANGE RANDOM ACCESS MEMORY 1.2.1 Phase- change materials 1.2.2 Principles of Phase change random access memory 10 1.2.3 RESET current ... cost per bit Maturity 1.2 Phase change random access memory 1.2.1 Phase- change materials Phase- change materials can exist in the amorphous or crystalline phases The two phases diffe...

Ngày tải lên: 09/09/2015, 10:07

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Multi level phase change random access memory (PCRAM) devices with ultrathin barrier layers

Multi level phase change random access memory (PCRAM) devices with ultrathin barrier layers

... 122 v 7.1.1 Multi- level dual layered Phase Change Memory Devices with a NGST/Ta2O5/GST Stack …………………… …122 7.1.2 Multi- level phase change memory devices with Si3 N4 or Ta2O5 barrier layers …………………………………….123 ... of phase change materials for two-bit multi- level devices ………………………………………………… 78 4.4 Chapter Summary ……………………………………………………… 78 Two-bit Multi-...

Ngày tải lên: 10/09/2015, 09:21

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Investigation of the scalability limitations of phase change random access memory

Investigation of the scalability limitations of phase change random access memory

... addresses the scaling limitations of the Phase Change Random Access Memory (PCRAM) that is considered as one of the best candidates for meeting the scaling requirements for the next wave of memory ... paid to the physical limitations of the materials and the current limitation of memory cells in subsequent chapters The physical limitations of...

Ngày tải lên: 11/09/2015, 16:04

172 459 0
Random Access Memory

Random Access Memory

... (Conventional Memory) , Bộ nhớ mở rộng (Extended Memory) , Bộ nhớ bành trướng (Expanded Memory) , Vùng nhớ trên(Upper Memory Area), Vùng nhớ cao (High Memory Area) Bộ nhớ quy ước (Conventional Memory) : ... thời chuyển động xuyên qua lớp cách điện IX.Flash Memory Flash memory thật memory (chứa thông tin, đọc xoá được) điển hình cuả memory RAM Do flash memory gọi flash RAM Fl...

Ngày tải lên: 25/04/2013, 19:25

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Tìm hiểu về RAM ( Random Access Memory) doc

Tìm hiểu về RAM ( Random Access Memory) doc

... Phân loại RAM Tùy theo công nghệ chế tạo, người ta phân biệt thành loại:   SRAM (Static RAM) : RAM tĩnh DRAM (Dynamic RAM) : RAM động RAM tĩnh transistor ô nhớ RAM tĩnh RAM tĩnh chế tạo ... nhớ DRAM chậm rẻ tiền SRAM Các loại DRAM Card RAM MB máy tính VAX 8600 sản xuất năm 1986 Các chip RAM nằm vào vùng chữ nhật bên trái bên phải SDRAM (Viết tắt từ Synchronous Dynamic RAM...

Ngày tải lên: 29/07/2014, 03:20

5 556 2
Perpendicular magnetic anisotropy materials for magnetic random access memory applications

Perpendicular magnetic anisotropy materials for magnetic random access memory applications

... Perpendicular Magnetic Anisotropy Materials for Magnetic Random Access Memory Applications by TAIEBEH TAHMASEBI A THESIS SUBMITTED FOR THE DEGREE OF DOCTOR OF PHILOSOPHY ... spin-transfer-torque magnetic random access memory (STT-MRAM) Finally, we also give a brief review on different magnetic materials with perpendicular anisotropy that could be used in...

Ngày tải lên: 09/09/2015, 10:14

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Study of taox based resistive random access memory

Study of taox based resistive random access memory

... STUDY OF TaOX- BASED RESISTIVE RANDOM ACCESS MEMORY WU WENJUAN A THESIS SUBMITTED FOR THE DEGREE OF MASTER OF ENGINEERING DEPARTMENT OF ELECTRICAL AND COMPUTER ENGINEERING ... 1.2.2          Resistive Random Access Memory Working Principle and Switching Modes 6  1.2.3          Classification of Resistive Random Access Memory 7  1.2.3.1 Classification Bas...

Ngày tải lên: 02/10/2015, 17:13

122 321 0
Control of high performance single phase DC AC inverter

Control of high performance single phase DC AC inverter

... supply: AC -DC rectifier, AC- AC converter, DC- AC inverter and DC- DC converter An DC- AC power converter transforms a DC input voltage to a desired magnitude and frequency AC output voltage The AC power ... improving system performance of a static UPS system 1.1.1 Control of DC- AC Inverters In control of DC- AC inverters, Total Harmonic Distortion (THD)...

Ngày tải lên: 03/10/2015, 21:56

164 1,5K 0
phase change phenomena during high power laser materials

phase change phenomena during high power laser materials

... Song / Materials Science and Engineering A292 (2000) 162–168 Fig p-T diagram during high power, pulsed excimer laser interaction with metal Evaporation mechanisms Under high power pulsed laser ... liquid surface when the laser fluence is low However, when the laser intensity is high enough to induce explosive phase transformation, physical phenomena associated with la...

Ngày tải lên: 06/05/2014, 09:01

7 140 0
Phase change memory engineering and integration with CMOS technology

Phase change memory engineering and integration with CMOS technology

... Non-volatile Memory Technology 1.2 Phase Change Memory Technology 1.2.1 Phase change materials and memory device structures 1.2.2 Basic principles of phase change memory 1.2.3 Phase ... nitrogen doping concentration and application in phase change memory 154 7.1.4 Silicide electrode contacts for compact integration of phase change memory with CMO...

Ngày tải lên: 10/09/2015, 15:53

184 329 0
Analysis, design and implementation of high performance control schemes for three phase PWM AC DC voltage source converter

Analysis, design and implementation of high performance control schemes for three phase PWM AC DC voltage source converter

... ANALYSIS, DESIGN AND IMPLEMENTATION OF HIGH PERFORMANCE CONTROL SCHEMES FOR THREE PHASE PWM AC- DC VOLTAGE SOURCE CONVERTER XINHUI WU (B.Eng(Hons.), SJTU, Shanghai, China) A THESIS SUBMITTED FOR ... advantage of providing high dynamic performance Hence, this thesis is aimed at developing active control solutions to achieve high performance for...

Ngày tải lên: 11/09/2015, 16:02

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High performance control of a three phase PWM rectifier

High performance control of a three phase PWM rectifier

... North Carolina, USA, 2005 B Yin, R Oruganti, S K Panda, and A K S Bhat, Performance comparison of voltage mode control and current mode control of a three- phase PWM Rectifier based on a dual SISO ... distribution of single phase loads Voltage imbalances due to imbalances in phase loads can be particularly severe if large single phase loads, such as arc furnaces...

Ngày tải lên: 11/09/2015, 16:04

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High performance sequential and lock free parallel access priority queue structures

High performance sequential and lock free parallel access priority queue structures

... for lock- free parallel access Current lock- free structures are single-tier and not involve multiple buckets The lock- free Twol structure has a high degree of disjoint -access parallelism and a high ... HIGH PERFORMANCE SEQUENTIAL AND LOCK- FREE PARALLEL ACCESS PRIORITY QUEUE STRUCTURES RICK SIOW MONG GOH (B.Eng (Hons.), NUS) A THESIS ... OF LOC...

Ngày tải lên: 16/09/2015, 08:30

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Status of phase change memory in memory hierarchy and its impact on relational database

Status of phase change memory in memory hierarchy and its impact on relational database

... contribution This thesis mainly focuses on two contributions of PCM: using PCM as a SSDbuffer to increase its write efficiency, and impact of PCM on relational database As the first and main contribution ... fingerprint that originally contained in physical number 1024, so by checking in the location to f ingerprint mapping, we can find the fingerprint and update it This ma...

Ngày tải lên: 12/10/2015, 17:35

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