Failure Analysis Engineer Interview Questions and Answers

Issues in capacitive touch screens include ghost touches, dead zones, and sensitivity problems.

• Ghost touches: When the screen registers touches without any physical contact.

• Dead zones: Areas on the screen where touch inputs are not recognized.

• Sensitivity problems: Inconsistent or inaccurate response to touch inputs.

• Interference from external factors like water or dirt can also affect performance.

Challenges in AMOLED display include burn-in, color accuracy, lifespan, and production costs.

• Burn-in: Image retention on screen over time

• Color accuracy: Ensuring accurate and consistent colors

• Lifespan: Degradation of organic materials affecting longevity

• Production costs: Expensive manufacturing process

RF analysis is a process of examining and evaluating the performance of radio frequency systems.

• RF analysis involves measuring and analyzing the frequency, power, and modulation of radio signals.

• It is used to identify and troubleshoot issues in wireless communication systems.

• RF analysis can be performed using specialized equipment such as spectrum analyzers and signal generators.

• Examples of RF analysis applications include testing the performance of wireless networks, identif...read more