AGERE SYSTEMS OPTOELECTRONICS GUARDIAN CORP.

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Patent Activity in the Last 10 Years

Technologies

Intl Class Technology Matters Rank in Class
 
  
 
G02B OPTICAL ELEMENTS, SYSTEMS, OR APPARATUS 23182
 
  
 
H01S DEVICES USING STIMULATED EMISSION2171
 
  
 
H01L SEMICONDUCTOR DEVICES; ELECTRIC SOLID STATE DEVICES NOT OTHERWISE PROVIDED FOR 15347
 
  
 
H04B TRANSMISSION 5205
 
  
 
H04J MULTIPLEX COMMUNICATION 5120
 
  
 
H01R ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS 3130
 
  
 
B23K SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM 291
 
  
 
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 2131
 
  
 
H01J ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS 2126
 
  
 
H03H IMPEDANCE NETWORKS, e.g. RESONANT CIRCUITS; RESONATORS 269

Top Patents (by citation)

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Recent Publications

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Recent Patents

Patent # Title Filing Date Issue Date Intl Class
8665696 Frequency division multiplexing system with selectable rateJan 23, 12Mar 04, 14[H04J]
6697544 Tunable thermo-optic device and method for usingJul 25, 01Feb 24, 04[G02B]
6690850 Article comprising a reflection-type spectral equalizer/optical switchJun 05, 01Feb 10, 04[G02B]
6643441 Optoelectronic device having a direct patch mask formed thereon and a method of manufacture thereforAug 29, 00Nov 04, 03[G02B]
6639724 Device having a barrier layer located therein and a method of manufacture thereforJun 05, 01Oct 28, 03[G02B]
6635502 Method of manufacturing semiconductor optical devicesDec 20, 00Oct 21, 03[H01L]
6513991 Semiconductor optical device packageJan 28, 00Feb 04, 03[G02B]
6437392 Article comprising a dielectric material of ZR-Ge-Ti-O or Hf-Ge-Ti-O and method of making the sameDec 08, 99Aug 20, 02[H01L]
6430337 Optical alignment systemSep 03, 98Aug 06, 02[G02B]
6417528 High speed semiconductor photodetectorJan 28, 00Jul 09, 02[H01L]

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Expired/Abandoned/Withdrawn Patents

Patent # Title Status Filing Date Issue/Pub Date Intl Class
6920168 Optical assemblyExpiredFeb 22, 00Jul 19, 05[H01S]
6828166 Low temperature distributed feedback laser with loss grating and methodExpiredSep 06, 02Dec 07, 04[H01L]
2003/0099,274 Laser moduleAbandonedNov 28, 01May 29, 03[H01S]
2003/0077,052 Laser module platformAbandonedOct 23, 01Apr 24, 03[G02B]
6545788 Multiple path digital wavelength stabilizationExpiredNov 30, 99Apr 08, 03[H04B]
2003/0053,497 Laser support structureAbandonedSep 14, 01Mar 20, 03[H01S]
2003/0047,791 Optoelectronic device doped to augment an optical power threshold for bandwidth collapse and a method of manufacture thereforAbandonedSep 13, 01Mar 13, 03[H01L]
2003/0026,576 Reducing optical loss in semiconductor opto-electronic devices by hydrogen passivation of dopantsAbandonedAug 06, 01Feb 06, 03[H01L, G02B]
2003/0017,421 Holographic grating fabrication using mirror with surface curvatureAbandonedJul 18, 01Jan 23, 03[G03H]
2002/0197,016 Photodetector having a waveguide and resonant coupler and a method of manufacture thereforAbandonedJun 20, 01Dec 26, 02[G02B]
2002/0191,657 Semiconductor lasers with improved coupling efficiencyAbandonedJun 15, 01Dec 19, 02[H01S]
2002/0181,516 Active phase tuning of DBR lasersAbandonedJun 04, 01Dec 05, 02[H01S]
6477194 Low temperature distributed feedback laser with loss grating and methodExpiredNov 15, 99Nov 05, 02[H01S]
2002/0151,096 Method for preventing metal adhesion during facet coatingAbandonedApr 12, 01Oct 17, 02[H01L]
6444491 Composite semiconductor devices and method for manufacture thereofExpiredApr 11, 00Sep 03, 02[H01L]
2002/0118,904 Optical fiber systems for transmitting laser light with reduced back reflection interferenceAbandonedFeb 27, 01Aug 29, 02[G02B]
2002/0096,675 Intersubband optical devices that operate at wavelengths shorter than 1.7 umAbandonedSep 07, 01Jul 25, 02[H01L]
2002/0090,167 Electronic device having a barrier region including aluminum and a method of manufacture thereforAbandonedJan 08, 01Jul 11, 02[G02B]
2002/0085,795 Optical deviceAbandonedJan 02, 01Jul 04, 02[G02B]
2002/0013,054 Single crystal silicon micro-actuator/mirror and method thereforAbandonedMay 11, 01Jan 31, 02[H01L]

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