Industry Reports

TL 9000 Subject Matter Experts (SMEs) are evaluating the impact of the PDRs to the industry and publishing the results in reports. These SMEs are volunteers from TIA QuEST Forum member companies and work in the PDR sub team of the Integrated Global Quality IGQ work group of the TIA QuEST Forum. Reports produced to date are:

• Has TL 9000 Improved Telecommunications Industry Quality? (PDF, 43KB)
• Then and Now: On-Time Delivery Measurement Study 2009 vs. 2013 (PDF, 672KB)
• On-Time Delivery Measurement Study (PDF, 2.1MB)
• Problem Report Fix Time Study (PDF, 2MB)
• Monetizing Cost Avoidance - A Retrospective Study Using the Return Rate Measurement for Wireless Infrastructure Products (PDF, 2.23MB)
• Quality Improvements in Simple and Complex Wireless Devices Study (PDF, 1.5MB)
• Network Operator Quality Improvement Trends Study (PDF, 528KB)
• Edge Router Product Category Trends Study (PDF, 1.4MB)
• Wireless Return Rate Study (PDF, 2MB)
• Repair Service Trends Study(PDF, 467KB)
• Network Field Maintenance (PDF, 567KB)
• Annual Reports (PDF, 255KB)