U.S. patents available from 1976 to present.
U.S. patent applications available from 2005 to present.

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Examiner: Sedighian, M. R.


Primary examiner statistics: 499 patents; average approval time: 500 days
Assistant examiner statistics: 101 patents; average approval time: 1242 days

Patents as Primary Examiner (view all)

Patent No. Patent Title:
8170416 Optical switching device
8165476 Optical phase locked loop
8160454 Method and apparatus for visible light communication using single...
8160445 Digital cross-connect
8155530 System and method for increasing spectral efficiency, capacity an...
8145063 Method and device for readjusting a polarization drift
8135280 Method and system for power stability control in wavelength divis...
8126328 Communication apparatus and signal transmitting method
8126334 Method for detecting a signal on a passive optical network
8126337 Balanced phase-shaped binary transmission in optical communicatio...
8121485 RF-photonic transversal filter method and apparatus
8116636 Transceiver and method for high-speed auto-compensating quantum c...
8111990 Apparatus for transferring optical data in optical switching syst...
8111998 Transponder systems and methods for radio-over-fiber (RoF) wirele...
8107821 Systems and methods for Ethernet extension and demarcation
8107820 Systems and methods for the integration of framing, OAM&P, and fo...
8107814 Transporting upstream data in a passive optical network
8107815 System and method for communicating wireless data utilizing a pas...
8103167 System for free space optical communication and method for operat...
8095018 Quaternary phase modulator
8095016 Bidirectional, optical transmitting/receiving module, optical tra...
8095019 Digital clock and data recovery scheme
8095015 Optical transceiver with reduced peak power consumption and a met...
8081882 Optical high-rate pulse position modulation scheme and optical co...
8073343 Input signal detection device
8073339 Optical device, optical modulation method, and optical transmitte...
8068744 Optical transmitter
8068733 Method for operating transparent node for WDM shared “virtual r...
8068740 Secure optical communication system
8068741 Polarization to phase converter
8068730 Wavelength division multiplex signal monitoring system and wavele...
8045851 Method and apparatus for automatic restoration detection and auto...
8041227 Apparatus and method for near-field communication
8041224 Optical frequency division multiplexed communications over the ho...
8041216 System and method for channel-adaptive error-resilient burst mode...
8032028 Optical add/drop device
8019223 Method and device for controlling a remote vehicle
8019220 PON system, station side device and redundant method used for the...
8000600 Method and an apparatus for preventing traffic interruptions betw...
8000610 Monitoring mechanisms for optical systems

Patents as Assistant Examiner (view all)

Patent No. Patent Title:
7061657 Multichannel optical communication system and method utilizing wa...
6940624 Wavelength division multiplexed optical communication system havi...
6721508 Optical line terminal arrangement, apparatus and methods
6704511 Optical fiber transmission system with noise loaded idler channel...
6704508 Optical crossconnect, optical network device, and connection stat...
6694103 Method for switching, amplification and modulation of unidirectio...
6690890 Single fiber Sagnac interferometer based secure communication sys...
6690886 Suppression of four-wave mixing in ultra dense WDM optical commun...
6690885 Optical crossconnect using tilting mirror MEMS array
6684032 Optical signal receiver apparatus
6678477 Spatial transmission optical transceiver
6674970 Plasma antenna with two-fluid ionization current
6674967 Fiber-to-the-home (FTTH) optical receiver having gain control and...
6674968 Passive thermal stabilization for an optical mux/demux
6671468 Light source and method for the transmission of spectrally coded ...
6650843 Device for the optical transmission of signals
6624917 Optical power adjustment circuits for parallel optical transmitte...
6623185 Loss of signal detector for low-level optical signals
6609840 Wave length associative addressing system for WDM type light pack...
6608709 Bidirectional WDM optical communication system with bidirectional...
6606178 Method and system to reduce FWM penalty in NRZ WDM systems
6600584 Multiplex optical communication system
6592273 Out-of-band vehicle for optical channel overhead information
6594047 Apparatus and method for providing optical channel overhead in op...
6594043 System and method for providing an eye safe laser communication s...
6587239 Optical fiber network having increased channel capacity
6583901 Optical communications system with dynamic channel allocation
6583909 Optical communication system and optical signal control method th...
6577420 Reduction of modal noise in step-index fiber bundles
6559992 Adjustable chromatic dispersion compensation
6556319 Split redundant trunk architecture using passive splitters and pa...
6556327 Signal converter, optical transmitter and optical fiber transmiss...
6549316 Circuit for suppressing noise and distortion in linear fiber opti...
6542273 Data bus for vehicles having multiple passenger safety devices
6535313 Dynamically assignable optical signal access control apparatus
6522436 Multiplexed transmission of optical signals
6519067 Digital optical transmitter
6519063 Planar wave length multiplexer/demultiplexer
6519062 Ultra-low latency multi-protocol optical routers for the next gen...
6509990 Optical timing detection
 
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