Acterna LLC
49Patents
32Active
49Granted
50Portfolio score
Filing activity: Sep 3, 1998 → Jun 16, 2009 · 29 expiring within 5 years
Most-cited patents
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US6230006A | Test system for remotely testing switches within a telecommunications network | Electricity | 66 | Expired |
| US7489641B2 | Data connection quality analysis apparatus and methods | Electricity | 44 | Active |
| US7792183B2 | Digital quality index for QAM digital signals | Electricity | 41 | Active |
| US6961370B2 | Sweep method using digital signals | Electricity | 39 | Expired |
| US6385300B1 | Modular test instrument | Electricity | 36 | Expired |
| US7403486B2 | Signal level measurement and data connection quality analysis apparatus and methods | Electricity | 31 | Active |
| US6738454B2 | Modular test instrument | Electricity | 22 | Expired |
| US6542738B2 | Test system for remotely testing switches within a telecommunications network | Electricity | 21 | Expired |
| US7688754B2 | Triple play services tester | Electricity | 20 | Active |
| US7010757B2 | Method and apparatus for launching computer applications | Physics | 18 | Expired |
| US6590963B2 | Modular test instrument | Electricity | 15 | Expired |
| US7508815B2 | Method and system for facilitating network troubleshooting | Electricity | 14 | Active |
| US7796526B2 | Versatile communication network test apparatus and methods | Electricity | 12 | Active |
| US7873322B2 | Ingress susceptibility on return path | Electricity | 11 | Active |
| US7234880B1 | Internal pluggable optical module | Physics | 11 | Active |
| US6653844B2 | System and method for providing a time varying gain TDR to display abnormalities of a communication cable or the like | Electricity | 11 | Expired |
| US6691167B2 | Method and apparatus for network problem segment isolation | Electricity | 9 | Expired |
| US7944848B2 | Upstream signal quality monitoring | Electricity | 9 | Active |
| US7116111B2 | System and method for providing a time varying gain TDR to display abnormalities of a communication cable or the like | Electricity | 7 | Expired |
| US7940684B2 | Voice over internet protocol (VoIP) testing | Electricity | 7 | Active |
| US7116760B2 | System and method for single-ended line analysis for qualification and mapping | Electricity | 7 | Expired |
| US6574310B1 | Apparatus and method for a wide band spectral balance measurement | Electricity | 7 | Expired |
| US6952406B2 | Method and apparatus for reporting total call quality | Electricity | 7 | Expired |
| US8325613B2 | Characterizing broadband communication networks | Electricity | 6 | Active |
| US7304958B2 | Method and apparatus for analyzing events in a telecommunications system | Electricity | 6 | Expired |
Source: USPTO / EPO open patent data. Counts and citation impact are objective bibliographic measures.