How to design and organize the implementation of teaching is an important consideration for the quality of the course.This paper takes the“Digital Logic Design”course as an example,and carries out teaching design an...How to design and organize the implementation of teaching is an important consideration for the quality of the course.This paper takes the“Digital Logic Design”course as an example,and carries out teaching design and practice based on the blended teaching mode.By adopting various forms such as MOOC+SPOC+theme seminars,beneficial explorations have been made in improving students’autonomous learning ability,strengthening engineering literacy,and cultivating innovation ability.展开更多
The main performance characteristics of garment fabric are analyzed and extracted,which include physical characteristics,appearance characteristics and subjective evaluation characteristics.A calculating model of fab...The main performance characteristics of garment fabric are analyzed and extracted,which include physical characteristics,appearance characteristics and subjective evaluation characteristics.A calculating model of fabric’s subjective evaluation is provided,which can be adjusted as the data increasing.The database system of garment fabric is analyzed,and then function design,concept design and logic design are carried out.The user interface(UI)design of garment fabric database system is described.The system can not only serve the fabric management and customization of garment enterprises,but also serve the teaching work of colleges and universities,because it is rich in information and convenient.It is of great significance to digital construction in the clothing field.展开更多
Logic components are used to support the conceptual design Taking the stamping die structure as the research object,several logic components are defined for the conceptual die construction design A new method logic as...Logic components are used to support the conceptual design Taking the stamping die structure as the research object,several logic components are defined for the conceptual die construction design A new method logic assembly modeling is presented to satisfy the characteristic of the top down die design process Representing shapes and spatial relations in logic can provide a natural,intuitive method of developing complete computer systems for reasoning about die construction design at the conceptual stage This method can reflect the designer’s thought clearly and provide the designer with a test bed for generating alternatives and performing reasoning work at the conceptual die design展开更多
Security practices such as Audits that often focus on penetration testing are performed to find flaws in some types of vulnerability & use tools, which have been tailored to resolve certain risks based on code err...Security practices such as Audits that often focus on penetration testing are performed to find flaws in some types of vulnerability & use tools, which have been tailored to resolve certain risks based on code errors, code conceptual <span style="font-family:Verdana;">assumptions bugs</span><span style="font-family:Verdana;"><span style="font-family:Verdana;"><span style="font-family:Verdana;">,</span></span></span><span style="font-family:Verdana;"><span style="font-family:Verdana;"><span style="font-family:Verdana;"> etc. Most existing security practices in e-Commerce are</span></span></span><span><span><span style="font-family:;" "=""><span style="font-family:Verdana;"> dealt with as an auditing activity. They may have policies of security, which are enforced by auditors who enable a particular set of items to be reviewed, but </span><span style="font-family:Verdana;">also fail to find vulnerabilities, which have been established in complianc</span><span style="font-family:Verdana;">e </span><span style="font-family:Verdana;">with application logic. In this paper, we will investigate the problem of business</span><span style="font-family:Verdana;"> logic vulnerability in the component-based rapid development of e-commerce applications while reusing design specification of component. We propose secure application functional processing Logic Security technique for compo</span><span style="font-family:Verdana;">nent-based e-commerce application, based on security requirement of</span><span style="font-family:Verdana;"> e-business </span><span style="font-family:Verdana;">process and security assurance logical component behaviour specification</span><span style="font-family:Verdana;"> ap</span><span style="font-family:Verdana;">proach to formulize and design a solution for business logic vulnerability</span><span style="font-family:Verdana;"> phenomena.</span></span></span></span>展开更多
This paper presents a comprehensive review of near-threshold wide-voltage designs on memory,resilient logic designs,low voltage Radio Frequency(RF)circuits,and timing analysis.With the prosperous development of wearab...This paper presents a comprehensive review of near-threshold wide-voltage designs on memory,resilient logic designs,low voltage Radio Frequency(RF)circuits,and timing analysis.With the prosperous development of wearable applications,low power consumption has become one of the primary challenges for IC designs.To improve the power efficiency,the prefer scheme is to operate at an ultra low voltage of Near Threshold Voltage(NTV).For the performance variation and degradation,a self-adaptive margin assignment technique is proposed in the low voltage.The proposed technique tracks the circuit states in real time and dynamically allocates voltage margins,reducing the minimum supply voltage and achieving higher energy efficiency.The self-adaptive margin assignment technique can be used in Static Random Access Memory(SRAM),digital circuits,and analog/RF circuits.Based on the self-adaptive margin assignment technique,the minimum voltage in the 40 nm CMOS process is reduced to 0.6 V or even lower,and the energy efficiency is increased by 3–4 times.展开更多
文摘How to design and organize the implementation of teaching is an important consideration for the quality of the course.This paper takes the“Digital Logic Design”course as an example,and carries out teaching design and practice based on the blended teaching mode.By adopting various forms such as MOOC+SPOC+theme seminars,beneficial explorations have been made in improving students’autonomous learning ability,strengthening engineering literacy,and cultivating innovation ability.
基金Beijing Natural Science Foundation of China(No.4222044)。
文摘The main performance characteristics of garment fabric are analyzed and extracted,which include physical characteristics,appearance characteristics and subjective evaluation characteristics.A calculating model of fabric’s subjective evaluation is provided,which can be adjusted as the data increasing.The database system of garment fabric is analyzed,and then function design,concept design and logic design are carried out.The user interface(UI)design of garment fabric database system is described.The system can not only serve the fabric management and customization of garment enterprises,but also serve the teaching work of colleges and universities,because it is rich in information and convenient.It is of great significance to digital construction in the clothing field.
文摘Logic components are used to support the conceptual design Taking the stamping die structure as the research object,several logic components are defined for the conceptual die construction design A new method logic assembly modeling is presented to satisfy the characteristic of the top down die design process Representing shapes and spatial relations in logic can provide a natural,intuitive method of developing complete computer systems for reasoning about die construction design at the conceptual stage This method can reflect the designer’s thought clearly and provide the designer with a test bed for generating alternatives and performing reasoning work at the conceptual die design
文摘Security practices such as Audits that often focus on penetration testing are performed to find flaws in some types of vulnerability & use tools, which have been tailored to resolve certain risks based on code errors, code conceptual <span style="font-family:Verdana;">assumptions bugs</span><span style="font-family:Verdana;"><span style="font-family:Verdana;"><span style="font-family:Verdana;">,</span></span></span><span style="font-family:Verdana;"><span style="font-family:Verdana;"><span style="font-family:Verdana;"> etc. Most existing security practices in e-Commerce are</span></span></span><span><span><span style="font-family:;" "=""><span style="font-family:Verdana;"> dealt with as an auditing activity. They may have policies of security, which are enforced by auditors who enable a particular set of items to be reviewed, but </span><span style="font-family:Verdana;">also fail to find vulnerabilities, which have been established in complianc</span><span style="font-family:Verdana;">e </span><span style="font-family:Verdana;">with application logic. In this paper, we will investigate the problem of business</span><span style="font-family:Verdana;"> logic vulnerability in the component-based rapid development of e-commerce applications while reusing design specification of component. We propose secure application functional processing Logic Security technique for compo</span><span style="font-family:Verdana;">nent-based e-commerce application, based on security requirement of</span><span style="font-family:Verdana;"> e-business </span><span style="font-family:Verdana;">process and security assurance logical component behaviour specification</span><span style="font-family:Verdana;"> ap</span><span style="font-family:Verdana;">proach to formulize and design a solution for business logic vulnerability</span><span style="font-family:Verdana;"> phenomena.</span></span></span></span>
文摘This paper presents a comprehensive review of near-threshold wide-voltage designs on memory,resilient logic designs,low voltage Radio Frequency(RF)circuits,and timing analysis.With the prosperous development of wearable applications,low power consumption has become one of the primary challenges for IC designs.To improve the power efficiency,the prefer scheme is to operate at an ultra low voltage of Near Threshold Voltage(NTV).For the performance variation and degradation,a self-adaptive margin assignment technique is proposed in the low voltage.The proposed technique tracks the circuit states in real time and dynamically allocates voltage margins,reducing the minimum supply voltage and achieving higher energy efficiency.The self-adaptive margin assignment technique can be used in Static Random Access Memory(SRAM),digital circuits,and analog/RF circuits.Based on the self-adaptive margin assignment technique,the minimum voltage in the 40 nm CMOS process is reduced to 0.6 V or even lower,and the energy efficiency is increased by 3–4 times.
