Resources Contact Us Home
Downlink transmit beamforming

Image Number 6 for United States Patent #8125923.

A wireless network access point can operate as a closed-loop MIMO device when communicating with a station that is operating as an open-loop MIMO device. Transmit/receive chains in the access point are calibrated to support aggregate channel reciprocity.

  Recently Added Patents
Deceleration dependent shift control
Medical imaging probe with rotary encoder
Case for electronic device
Pre-distortion architecture for compensating non-linear effects
Application authentication system and method
Power saving methods for wireless systems
Fabric-backplane enterprise servers with pluggable I/O sub-system
  Randomly Featured Patents
Wireless communication apparatus and wireless communication method for storing and accessing a plurality of images
Tandem window assembly system
Absorbing PAHs from gas streams
Apparatus for handling sheets of paper
Fragrant thermoplastic snow and method of manufacture
Illusion apparatus
X-ray intensifying screens and method of manufacturing the same
Backpack frame
Toothpaste composition
Semiconductor IC device with transistors of different characteristics