Knowledge Hub

Your Gateway to Technical Knowledge Exchange for the Global Electronics Community

Explore our database of industry knowledge that fuels innovation, learning, and professional growth. Knowledge Hub is a collection of conference technical papers, webinars, presentations, on-demand video and more. You can search by author, title, keyword and type of content. You can also search for keywords and topics in the Tag field. Access to Knowledge Hub is reserved for members.

Embedded Passive Technology

Embedded Passive Technology is a viable technology that has been reliably used in the defense and aerospace industry for over 20 years. Embedded Passive (Resistors and Capacitors) Technology ha .. read more

Warpage Optimization of Printed Circuit Boards with Embedded Active and Passive Components

Importance of the properties during curing: - Curing analysis has to be carried in a PCB level to improve understanding warpage mechanism. Specially it is very important in a laminating process .. read more

Insertion Loss Comparisons of Common High Frequency PCB Constructions

Printed Circuit Boards (PCB’s) have been used for many years in low loss,high frequency microwave applications and many of these circuits have become increasingly complex. Often these complex c .. read more

Influence of Via Stub Length and Antipad Size on the Insertion Loss Profile

The growing transmission speed and volume of digital content increases the pressure on reduction of overall insertion loss of printed circuit boards permanently. In today’s circuit boards,it is .. read more

Embedded System Access - a Paradigm Shift in Electrical Test

Throughout a product’s life cycle it may need to be tested various times. New product designs need to be validated during the prototyping phase,manufacturing defects need to be detected and dia .. read more

Why Signal Always Be Loss in a High Speed Frequency Transmission Line

The high speed transmission applications in the electronic product become inevitable developing trend. The signal integrity becomes the most important issue in the electronic industry. The mate .. read more

Advanced Second Level Assembly Analysis Techniques - Troubleshooting Head-In-Pillow,Opens,and Shorts with Dual Full-Field 3D Surface Warpage Data Sets

SMT assembly planning and failure analysis of surface mount assembly defects often include component warpage evaluation. Coplanarity values of Integrated Circuit packages have traditionally bee .. read more

Head in Pillow X-ray Inspection at Flextronics

Manufacturing technology faces challenges with new packages/process when confronting the need for high yields. Identifying product defects associated with the manufacturing process is a critica .. read more

Online Databse of Materials for Printed Electronics

Materials Registry for Printed Electronics - WMU’s CAPE received an award from FlexTech Alliance to create an online database for accessing technical information on functional materials used in .. read more

Improving Yields and Quality: Two Case Studies: Graping and the Head-on-Pillow defect

HoP Mitigation is addressed with respect to solder paste,components,inspection,process and the environment. Graping minimization recommendations are given with data driven suggestions. .. read more

Gravure Printing of ITO Transparent Electrodes for Applications in Printed Electronics

ITO nanoparticles were successfully printed on glass with the AccuPress Gravure System •A wide range of sheet resistivity values was achieved with different engraving resolutions of the gravure .. read more

Printed & Flexible Electronics – Surf’s Up

Printed & Flexible Electronics • Development Waves – 1st,2nd,and 3rd • Essentials • Products and Applications • Technology and Infrastructure Development • Printed & Flexible Electronics Pipeli .. read more

Mixed Metals Impact on Reliability

With the adoption of RoHS and implementation of Lead Free solders a major concern is how this will impact reliability. Both commercial and military hardware are impacted by this change even tho .. read more

Testing Intermetallic Fragility on Enig upon Addition of Limitless Cu

As reliability requirements increase,especially for defense and aerospace applications,the need to characterize components used in electronic assembly also increases. OEM and EMS companies look .. read more

Assessment of Reterminated RoHS Components for SnPb Applications

The banning of Pb in electronic component termination finishes has flushed through the supply chain making it impossible in some cases for hi-reliability users to purchase Pb containing interco .. read more

The Coming of The MultiChip Module

MultiChip Module Status •It isn’t a new idea since back in the 1980’s everyone was trying to combine different components into a single package •It started with Hybrids then different forms of .. read more

BVA: Molded Cu Wire Contact Solution for Very High Density Package-on- Package (PoP) Applications

Stacking heterogeneous semiconductor die (memory and logic) within the same package outline can be considered for less complex applications but combining the memory and processor functions in a .. read more

Printed Circuit Structures,the Evolution of Printed Circuit Boards

The Printed Circuit Board (PCB) is the backbone of electronics and a large number of consumer devices. The challenge to put more function in a smaller space requires more components utilizing s .. read more

Cost effective 3D Glass Microfabrication for Advanced Electronic Packages

Interposer technologies are gathering more importance in IC packaging as the industry continues miniaturization trends in microfabrication nodes and IC packaging to meet design and utility need .. read more

TOF SIMS Analysis for SnxOy Determination on Lead-Free HASL PCB’s

During the production of Lead-Free Hot Air Solder Leveling (LF HASL),non-wetting issues in several components were found including BGA pad. The common visual aspect of the suspicious pads was t .. read more

Improving Density in Microwave Multilayer Printed Circuit Boards for Space Applications

The need in complexity for microwave space products such as active BFNs (Beam Forming Networks) is increasing,with a significantly growing number of amplitude / phase control points (number of .. read more

Behavior of Materials in the Manufacturing Environment

This study was conducted to understand seven materials reliability,behavior of Dielectric constant and Dissipation factor over medium to high frequencies. A modified version of HDPUG design was .. read more

Nanomaterials Performance Advantages in Printed Electronics Addressing Implementation Issues

Nanotechnology is a key enabling technology for printed electronics. Low temperature reactivity,reaction speeds,flexibility and fine pitch considerations dictate that nanomaterials should be gi .. read more

Phototonic Curing: Broad Implications in Printed Electronics

•Photonic curing uses high-intensity flash lamps to selectively heat target materials. •The PulseForge tools are based on the patented use of photonic curing and are designed for use in develop .. read more

Development of Printed Flex Circuits

•Developments of Printed FPCs - PE resist for long FPCs - Flexible Touch Sensor Panel(TSP) application - Single-sided Printed FPCs - Double-sided Printed FPCs - Smart Printed FPCs .. read more