Architecture of virtual instrumentation

Virtual instrumentation combines mainstream commercial technologies. What is the abbreviation for virtual instrument system architecture. Virtual instrumentation is the use of customizable software and modular measurement hardware to create userdefined measurement systems, called virtual instruments. The sensor module detects physical signal and transforms it into electrical form, conditions the signal, and transforms. Virtual instrumentation is an interdisciplinary field. Using visa libraries enables communication for many interfaces such as gpib, usb, and ethernet. Virtual instrument architecture a virtual instrument is composed of the following blocks. Basic architecture diagram of virtuailzed environment types of virtualization an quick overview of virtual. Virtual instrumentation merges sensing technologies with hardware and software technologies to create flexible and sophisticated instruments for various control. This paper presents detailed architecture of virtual instrumentation and explore the same through implementation of cab test automation, vocoder, ecg and. With virtual instruments, engineers and scientists build measurement and automation systems that suit their needs exactly userdefined instead of being limited by traditional fixedfunction instruments vendordefined.

Figure 1 shows the general architecture of a virtual instrument. In this video, learn how to install the nivisa driver. In todays physical retail environment, shoppers are using their smartphones more than ever to compare prices or. Virtual instrumentation architecture free download as pdf file. Learn how to create and customize building structures, such as houses, garages, covered porches, etc. But lets try to understand what it is and why its talked about so much in test and measurement circles.

Virtual instruments aiops vastly simplifies it infrastructure performance management, assuring the highest availability for missioncritical applications. View academics in architecture of virtual instrumentation on academia. Visa abbreviation stands for virtual instrument software architecture. The types of source data collected and analyzed by instruments may thus vary widely, including both physical parameters such as temperature, pressure, distance, frequency and amplitudes of light and sound, and also electrical parameters including voltage, current, and frequency.

Concept of virtual instrumentation vi is seen through the advanced pc based instrumentation, exploration of virtual instrumentation architecture helps in better implementation of complex tasks. We explain the general architecture of a virtual instrument, describe the most frequently used tools and platforms, and present typical examples of biomedical. Architecture of virtual instrumentation and its exploration through. Virtual instrument software architecture wikipedia. Traditional hardware instrumentation systems are made up of predefined hardware components, such as digital multimeters and oscilloscopes that are completely specific to their stimulus, analysis, or measurement function. Academics in architecture of virtual instrumentation. What is the abbreviation for virtual instrument software architecture. This document describes powerful programming tools, flexible acquisition hardware. Virtual instrumentation architecture databases graphical user. Virtual instrumentation merges sensing technologies with hardware and software technologies to create flexible and sophisticated instruments for various control and monitoring applications.

The architecture of a virtual instrument along with the definition and contemporary development tools are described in sect. Nivisa is an ni instrument driver that is an implementation of the virtual instrument software architecture visa io standard. The virtual instrument software architecture, visa, is a standard for configuring, programming, and troubleshooting instrumentation systems. With virtual instrumentation, engineers and scientists reduce development time.

Visa stands for virtual instrument software architecture. Virtual instrumentation is the use of customizable software and modular measurement. Visa abbreviation stands for virtual instrument system architecture. The virtual instrument software architecture visa is a standard for configuring, programming, and troubleshooting instrumentation systems comprising gpib.