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Frequently asked questions

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What is the "Per Site Trend" feature in yieldWerx
The "Per Site Trend" feature in yieldWerx allows for the evaluation of a large number of silicon lots to determine long-term patterns in similar measurements. It identifies any wafers that deviate significantly from the norm and provides consolidated data from lot-tolot comparisons of Automated Test Equipment (ATE) results. Graphs showing trends over the past five lots are readily available, making it easy to recognize and analyze trends. Colored coded site data enables quick identification of test or test setup issues.
Yes, yieldWerx provides a "Standard Report" feature that focuses on the highest failing tests for every tested lot. This report offers parametric results, distribution review, and the ability to drill down into more detailed information by test or by part. It also includes the "Multi Test Histograms" feature, which is valuable for comparing and contrasting tests with the same units and verifying expected behavior.
yieldWerx provides tools that enable clients to develop tests, increase yields, and improve turnaround time. The platform offers features such as the "Per Site Trend" analysis, standardized reports, and characterization modules that help identify and address issues that impact yield and turnaround time. Additionally, yieldWerx allows test engineers to generate characterization reports quickly, facilitating efficient decision-making and problem-solving.
yieldWerx's alert system ensures that the yield is monitored, and any downsides or issues are promptly identified. Reports generated by yieldWerx can be shared directly with team members, providing control and visibility of the manufacturing line. The platform also allows for the generation of characterization reports, meeting the needs of clients in terms of control and visibility throughout the manufacturing process.
yieldWerx's characterization module enables clients to compare data at different temperatures, aiding in the detection of problems during the qualification stage. By identifying issues early on, clients can improve their time to market and ensure smoother production. The platform helps in analyzing data and identifying root causes, leading to more efficient problem-solving and improved product quality.
yieldWerx allows clients to look at test limits and modify them if necessary, ensuring that regulatory requirements are met. The platform helps in identifying problematic parts of integrated circuits (ICs) and improving overall yield. By analyzing data and identifying the most problematic areas, clients can take targeted actions to improve yield and ensure compliance with regulatory standards.
yieldWerx offers a solution to offload internal Yield Management System (YMS) efforts, reducing the impact on a client's own database and IT resources. By utilizing yieldWerx, software teams can focus on developing software to serve customers, resulting in increased efficiency and improved resource allocation.
yieldWerx's customer service provides fast turnaround time to answer questions and provide solutions. They assist in uploading data into the database, ensuring control of the recipe, and enabling clients to manage their data effectively.
yieldWerx's platform allows for the upload and download of test data from different engineering tools. This compatibility allows clients to quickly and easily make changes, analyze the data, and upload it back into yieldWerx. The platform provides scalability and flexibility, enabling clients to work with different tools and efficiently manage their data.
yieldWerx's platform provides Statistical Yield Limits (SYL) and Statistical Bin Limits (SBL), allowing clients to set limits for yield and track wafer map distribution. The platform enables the investigation of yield trends and alarms, triggering alerts when results trend towards unacceptable limits. This proactive approach to fab improvement helps in improving yield and identifying issues early on.
By providing a platform for efficient yield management and analysis with real-time reports and notifcations, yieldWerx reduces feedback time from the fab and test house. This leads to faster fab improvement and higher accuracy in identifying and addressing issues.
yieldWerx's scalability and efficiency help in saving engineering time and human resources. By streamlining yield management processes and providing a centralized platform for analysis and collaboration, yieldWerx enables clients to maximize their resources and improve overall efficiency. With automation and AI-assisted features, the platform allows for quick detection of abnormalities and effective collaboration among team members in different locations.
yieldWerx allows clients to react urgently to abnormal elements (dies) through enabling quick analysis and real-time notifications. The platform provides fast access to data and facilitates rapid decision-making, enabling clients to address issues promptly.
yieldWerx has a module specifically dedicated to Quality Control and Risk Containment which enables clients to monitor and analyze all aspects of test results, ensuring consistent quality in microcontroller manufacturing. The platform automatically loads processed data into relevant databases and tags them by data source, providing a simple overview of test activities and enabling end-to-end data traceability. Ready-made graphs and analysis tools help identify long-term trends and flag wafers with significant deviations from normal behavior.
yieldWerx provides a yield management platform that makes it easier for clients to maintain a target yield for each product. The platform offers various plots, wafer maps, and analysis capabilities to identify defects, understand yield loss, and pinpoint the root causes. By quickly identifying and resolving issues affecting yield, clients can meet their target yield and improve overall product quality
yieldWerx provides various plots and wafer maps to visualize and identify defects on wafers. By performing "bin analysis," clients can determine which bins have the maximum yield loss and analyze the test parameters causing that loss. This helps in quickly identifying and resolving issues, reducing the maximum yield loss and improving overall yield.
yieldWerx provides an efficient yield management platform that saves time when reviewing yield reports from test houses. With yieldWerx, clients can quickly access and retrieve the yield numbers they need, speeding up the review process and facilitating timely feedback to management.
yieldWerx provides a yield management platform that enables clients to identify specific yield issues and take corrective action. The platform allows for a deeper analysis of yield loss, highlighting the test parameters causing the loss and comparing them to baseline lots. This helps in quickly identifying the root cause of the issue and implementing solutions to improve yield.
yieldWerx provides an efficient yield management platform that enables clients to provide yield numbers to the finance team faster. With yieldWerx’S intuitive visualizations and BI reports, clients can quickly retrieve the yield numbers needed and share them with the finance team directly from the system, along with any updated targets. This helps improve the day-to-day activities of yield analysis and ensures timely reporting.
yieldWerx allows clients to set up automated alerts when a specific device goes below a certain specification level. These real-time alerts help in quickly identifying any issues affecting yield and enable clients to take prompt corrective action.
yieldWerx provides a consolidated yield management platform that eliminates the need for multiple software tools and simplifies data storage and manipulation. Clients can retrieve data, review yield and test data, and perform data mining tasks within the yieldWerx platform. This saves time and effort spent on exporting, formatting, and charting data, enabling more efficient yield management, data analysis, and reporting.
yieldWerx is designed to cope with high production volume and can handle vast amounts of data. The platform automatically loads processed data into relevant databases, allowing for easy organization and retrieval. Clients can filter and sort data based on various fields, such as product, facilitating analysis and management of high-volume data efficiently.
yieldWerx provides a yield management system that allows clients to monitor chip manufacture status, including foundry wafer electrical parameters, wafer sort yielding/binning, and final package chip results. The platform offers a consistent view of data, charts, and reports, facilitating effective communication and problem-solving.
yieldWerx automatically cleanses data in our data ingestion module, alerting users on fails and data corruption. The system also provides algorithms to account for retesting and rescreening rejects, ensuring clean and reliable data for analysis. The platform streamlines the data cleansing process, saving time and improving the accuracy of analysis.
yieldWerx allows clients to analyze data simultaneously across multiple wafers and provides advanced capabilities such as ANOVA, parametric analysis, and bin trend analysis. This enables comprehensive analysis of data, facilitating the identification of patterns, trends, and root causes of yield issues.
yieldWerx competes head-to-head with other solution providers at a lower cost providing a great return on investment. The nature of our modularized design enables customers to only use the modules that are suited for their needs and their budget. The platform streamlines yield management processes, improves efficiency, and reduces the need for manual data handling and analysis.
yieldWerx provides a fast visualization feature that allows clients to understand the distribution of yield across sites for any given lot or across multiple lots. If there is a deviation, yieldWerx enables clients to identify and fix the offset, thereby improving yields.
yieldWerx provides a fast visualization feature that allows clients to understand the distribution of yield across sites for any given lot or across multiple lots. If there is a deviation, yieldWerx enables clients to identify and fix the offset, thereby improving yields.
yieldWerx offers a quick search feature with advanced customizable algorithms and analysis capabilities. Clients can quickly find wafers with specific bin or parametric behavior, even at a massive scale, facilitating efficient data analysis and decision-making.
yieldWerx provides a composite bin pattern chart feature that allows clients to stack and visualize wafers quickly, even when dealing with hundreds of wafers. This powerful visualization helps in determining the true source of yield issues. yieldWerx also facilitates collaboration with fabs, enabling the adjustment and fine control of tools to improve wafer performance.
yieldWerx consolidates data across multiple systems and provides a single platform for chip manufacturing monitoring enabling visibility to a single source-of-truth. It offers a consistent view of data, charts, and reports, improving communication and problemsolving. The platform streamlines the management of teams and progress monitoring at each stage of chip manufacturing.
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PTC

Partner

Envelope
PTC is a semiconductor consulting firm based in Malaysia, providing strategic and technical consulting services to semiconductor manufacturing, assembly, test, product and ecosystem companies across Asia. yieldWerx, a leading innovator in semiconductor yield management solutions, and PTC, a premier Malaysia-based consulting firm for the semiconductor manufacturing industry, have announced a strategic collaboration to address the growing need for comprehensive data analytics across the semiconductor manufacturing lifecycle in the rapidly expanding markets of Malaysia and India.
This collaboration combines yieldWerx’s state-of-the-art analytics platform with PTC’s extensive industry knowledge and regional presence to strengthen semiconductor manufacturing capabilities across East Asia. By providing sophisticated analytics solutions tailored to regional needs, yieldWerx and PTC aim to streamline factory setup and operations, implement rigorous quality assurance protocols, and accelerate the development of sustainable semiconductor ecosystems across both countries. PTC will act as the regional consulting partner, offering advisory, deployment support, and strategic integration services to fabless clients, OSAT facilities, and manufacturing startups adopting the platform.