Alphion Corporation

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Patent Activity in the Last 10 Years

Technologies

Intl Class Technology Matters Rank in Class
 
  
 
H01S DEVICES USING STIMULATED EMISSION686
 
  
 
H04B TRANSMISSION 5205
 
  
 
G02F DEVICES OR ARRANGEMENTS, THE OPTICAL OPERATION OF WHICH IS MODIFIED BY CHANGING THE OPTICAL PROPERTIES OF THE MEDIUM OF THE DEVICES OR ARRANGEMENTS FOR THE CONTROL OF THE INTENSITY, COLOUR, PHASE, POLARISATION OR DIRECTION OF LIGHT, e.g. SWITCHING, GATING, MODULATING OR DEMODULATING; TECHNIQUES OR PROCEDURES FOR THE OPERATION THEREOF; FREQUENCY-CHANGING; NON-LINEAR OPTICS; OPTICAL LOGIC ELEMENTS; OPTICAL ANALOGUE/DIGITAL CONVERTERS 4129
 
  
 
G01B MEASURING LENGTH, THICKNESS OR SIMILAR LINEAR DIMENSIONS; MEASURING ANGLES; MEASURING AREAS; MEASURING IRREGULARITIES OF SURFACES OR CONTOURS396
 
  
 
G02B OPTICAL ELEMENTS, SYSTEMS, OR APPARATUS 3202
 
  
 
H04L TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION 2283
 
  
 
G01J MEASUREMENT OF INTENSITY, VELOCITY, SPECTRAL CONTENT, POLARISATION, PHASE OR PULSE CHARACTERISTICS OF INFRA-RED, VISIBLE OR ULTRA-VIOLET LIGHT; COLORIMETRY; RADIATION PYROMETRY 177
 
  
 
H01L SEMICONDUCTOR DEVICES; ELECTRIC SOLID STATE DEVICES NOT OTHERWISE PROVIDED FOR 1361
 
  
 
H03M CODING, DECODING OR CODE CONVERSION, IN GENERAL 1110
 
  
 
H04J MULTIPLEX COMMUNICATION 1124

Top Patents (by citation)

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Recent Publications

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Recent Patents

Patent # Title Filing Date Issue Date Intl Class
8947770 Systems and methods for measuring power levels in an optical deviceAug 15, 11Feb 03, 15[G01J, H04B, H01S]
8711685 System and method for data reconfiguration in an optical communication networkMar 06, 08Apr 29, 14[H04L]
8155516 Apparatus and method for ensuring continuity of fiber opticMay 05, 09Apr 10, 12[G02F]
8000605 Synchronous OTDM: gapped clock creation and duty cycle multiplicationMay 21, 03Aug 16, 11[H04J]
7987412 Reed Solomon decoding of signals having variable input data ratesMay 30, 07Jul 26, 11[H03M]
7924498 System and method for optical communication using polarization filteringMar 06, 08Apr 12, 11[H04B, H01S, G02F]
7916385 Apparatus and methods for optical communicationMar 24, 08Mar 29, 11[H04B]
7319555 Integrated performance monitoring, performance maintenance, and failure detection for photonic regeneratorsApr 27, 06Jan 15, 08[H01S]
6727991 Format insensitive and bit rate independent optical preprocessorJul 15, 02Apr 27, 04[G01B]
6724484 Format insensitive and bit rate independent optical preprocessorJul 15, 02Apr 20, 04[G01B]

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Expired/Abandoned/Withdrawn Patents

Patent # Title Status Filing Date Issue/Pub Date Intl Class
8379301 System and method for optical communication using polarization filteringExpiredMar 11, 11Feb 19, 13[H04B, H01S, G02F]
2012/0141,139 System and Method for Optical-Electrical-Optical Reach Extension in a Passive Optical NetworkAbandonedAug 02, 11Jun 07, 12[H04B]
2012/0134,663 SYSTEM AND METHOD FOR MANAGING OPTICAL SYSTEM FAILUREAbandonedNov 29, 10May 31, 12[H04B, G01N]
2012/0101,614 System and Method for Manufacturing Optical Network ComponentsAbandonedJul 19, 11Apr 26, 12[G01N, G06F]
7633674 SOA-MZI device fault isolationExpiredOct 20, 08Dec 15, 09[H04B, G02B, H01S]
7440179 SOA-MZI device fault isolationExpiredMay 28, 03Oct 21, 08[H01S]
7190909 Generation and detection of optical maintenance signals in optical networksExpiredJun 14, 02Mar 13, 07[H04B]
7009210 Method and apparatus for bit-rate and format insensitive performance monitoring of lightwave signalsExpiredMay 09, 01Mar 07, 06[H01L]
6956822 Restoration management system and method in a MPLS networkExpiredSep 13, 01Oct 18, 05[H04L]
6856767 Optical signal quality selection systemExpiredApr 18, 01Feb 15, 05[H04B]
2003/0067,648 Optical maintenance signaling in optical data networksAbandonedApr 08, 02Apr 10, 03[H04J]
2003/0063,839 Fault isolation of individual switch modules using robust switch architectureAbandonedJan 02, 02Apr 03, 03[G02B]
2003/0043,428 Method and device for optical spectrum analyzerAbandonedAug 21, 02Mar 06, 03[H04B, G03H]
2003/0016,654 Network and access protection in optical networksAbandonedJun 14, 02Jan 23, 03[H04L]
2003/0018,812 Method and apparatus for provisioning working paths in shared protection mesh networkAbandonedOct 25, 01Jan 23, 03[G06F]
2002/0191,244 Disjoint shared protectionAbandonedApr 08, 02Dec 19, 02[H04B, H04J]
2002/0133,734 Network restoration capability via dedicated hardware and continuous performance monitoringAbandonedAug 17, 01Sep 19, 02[G06F]
2002/0041,409 Maintenance system and method for an optical switch fabricAbandonedJun 19, 01Apr 11, 02[H04B, H04J]

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