Resources Contact Us Home
OFDM direct detection using a balanced receiver

Image Number 4 for United States Patent #8135279.

A receiver for demodulating optical OFDM signals may detect an optical OFDM signal that includes a carrier and data subcarriers by optically splitting the carrier from the subcarriers using a frequency selective filter and then recombining the carrier and the subcarriers using an optical coupler and balanced detector.

  Recently Added Patents
Method and apparatus for reducing and controlling highway congestion to save on fuel costs
White polyester film and surface light source therewith
Sterilizable film for aseptic packaging
System and method for enhanced transaction payment
Particle-loaded membrane for solid-phase-extraction and method for performing SALDI-MS analysis of an analyte
Compositions and methods using microspheres and non-ionic contrast agents
Group control method for machine type communication and mobile communication system using the method
  Randomly Featured Patents
Food heating and cooking receptacle
Data bus structure for terminal blocks and terminal blocks using the same
Decoupling capacitors recessed in shallow trench isolation
Resilient shoe with pivoting sole
Shock-mitigating bolster
Surface winder apparatus and method
Method for manufacturing spark plug and apparatus for carrying out the same
Rotary anode for X-ray tube
Uniform converter output voltage distribution power system
Expression of pace in host cells and methods of use thereof