All formats
Format guide
TEL GMS
Native format for prober and handler equipment.
BinaryTEL GMS / 1E6 Wafer Map Format
What it is
TEL GMS is the proprietary format used by a major class of semiconductor prober and handler equipment. It is commonly encountered in fabs using TEL probers and handlers for wafer testing and sorting operations.
Why it matters
- Native to TEL prober and handler equipment
- Required for direct equipment integration
- Used in high-volume manufacturing environments
- Binary format for compact data storage
- Essential for fabs with TEL equipment fleets