Alcatel Network Systems, Inc.
168Patents
0Active
168Granted
43Portfolio score
Filing activity: May 11, 1989 → Oct 10, 2000
Most-cited patents
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US5267122A | Optical network unit | Physics | 214 | Expired |
| US5452415A | Method and system for automatically displaying and configuring a network monitoring system | Electricity | 177 | Expired |
| US5483277A | Simplified set-top converter for broadband switched network | Electricity | 145 | Expired |
| US5303229A | Optical network unit | Emerging Cross-Sectional Technologies | 137 | Expired |
| US5215477A | Variable location connector for communicating high frequency electrical signals | Electricity | 132 | Expired |
| US5329520A | High-speed facility protection in a digital telecommunications system | Electricity | 127 | Expired |
| US5224183A | Multiple wavelength division multiplexing signal compensation system and method using same | Electricity | 122 | Expired |
| US5181106A | Video line shelf arrangement in an optical fiber telecommunications network providing broadband switched video services | Electricity | 114 | Expired |
| US5353287A | Local area network with message priority | Electricity | 107 | Expired |
| US5572347A | Switched video architecture for an optical fiber-to-the-curb telecommunications system | Electricity | 104 | Expired |
| US5146452A | Method and apparatus for rapidly restoring a communication network | Electricity | 100 | Expired |
| US5477529A | ISDN signal transmission performance monitoring | Electricity | 93 | Expired |
| US5189673A | Method and apparatus for controlling switched video in an optical fiber telecommunications system | Electricity | 84 | Expired |
| US5408231A | Connection path selection method for cross-connect communications networks | Electricity | 76 | Expired |
| US5317105A | EMI/RFI gasket apparatus | Emerging Cross-Sectional Technologies | 72 | Expired |
| US5122726A | Overvoltage protection for redundant power supplies | Electricity | 70 | Expired |
| US5301050A | Subscriber loop testing in a fiber-to-the-curb communications network | Electricity | 70 | Expired |
| US5233600A | Method and apparatus for identifying a failed span in a network of span interconnected nodes | Electricity | 67 | Expired |
| US5461624A | Distributed routing network element | Electricity | 67 | Expired |
| US5323299A | EMI internal shield apparatus and methods | Electricity | 65 | Expired |
| US5278834A | Method for implementing a data communication protocol stack | Electricity | 64 | Expired |
| US5638410A | Method and system for aligning the phase of high speed clocks in telecommunications systems | Electricity | 63 | Expired |
| US5428471A | Fail-safe automatic shut-down apparatus and method for high output power optical communications system | Electricity | 62 | Expired |
| US5740157A | Distributed control methodology and mechanism for implementing automatic protection switching | Electricity | 60 | Expired |
| US5528283A | Switched video distribution apparatus | Electricity | 58 | Expired |
Source: USPTO / EPO open patent data. Counts and citation impact are objective bibliographic measures.