ADC DSL Systems, Inc.
126Patents
43Active
126Granted
49Portfolio score
Filing activity: Aug 24, 1999 → Jun 26, 2012 · 31 expiring within 5 years
Most-cited patents
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US7272002B2 | Auxiliary cooling methods and systems for electrical device housings | Physics | 1,003 | Expired |
| US6639919B2 | Bit-level control for dynamic bandwidth allocation | Electricity | 99 | Expired |
| US6998964B2 | Splitter | Electricity | 94 | Expired |
| US7177267B2 | Hardware monitoring and configuration management | Electricity | 71 | Expired |
| US6895089B2 | Pots splitter with line impedance matching | Electricity | 52 | Expired |
| US6853724B2 | Cascade low-pass filter to improve xDSL band attenuation for POTS splitter | Electricity | 47 | Expired |
| US7239627B2 | Digital subscriber line services | Electricity | 41 | Expired |
| US6824362B2 | Fan control system | Emerging Cross-Sectional Technologies | 41 | Expired |
| US7352946B2 | Fiber sub-system for a shelf | Physics | 39 | Active |
| US7340051B2 | Power ramp-up in a line-powered network element system | Electricity | 38 | Expired |
| US6973600B2 | Bit error rate tester | Electricity | 36 | Expired |
| US7139177B2 | Printed circuit board with void between pins | Electricity | 34 | Expired |
| US6701494B2 | Method of using testbench tests to avoid task collisions in hardware description language | Physics | 30 | Expired |
| US7633757B2 | Mechanical housing | Electricity | 29 | Active |
| US6625020B1 | Fan modules | Electricity | 25 | Expired |
| US6865085B1 | Heat dissipation for electronic enclosures | Electricity | 22 | Expired |
| US6781830B2 | Methods and systems of heat transfer for electronic enclosures | Electricity | 21 | Expired |
| US6567274B1 | Faceplate | Electricity | 16 | Expired |
| US7169288B2 | Methods and systems of cathodic protection for metallic enclosures | Electricity | 15 | Expired |
| US6649830B1 | Housing for circuit cards | Electricity | 14 | Expired |
| US6703889B2 | In-rush current protection | Electricity | 14 | Expired |
| US6693410B1 | Power sequencing and ramp rate control circuit | Physics | 13 | Expired |
| US7088742B2 | Concurrent transmission of traffic from multiple communication interfaces | Electricity | 13 | Expired |
| US6700779B2 | Modular fan units | Electricity | 12 | Expired |
| USD461797S1 | Housing for telecommunications module | General | 12 | Expired |
Source: USPTO / EPO open patent data. Counts and citation impact are objective bibliographic measures.