Resources Contact Us Home
Spatial filters

Image Number 2 for United States Patent #7957445.

An etched-facet single lateral mode semiconductor photonic device is fabricated by depositing an anti reflective coating on the etched facet, and depositing a reflectivity modifying coating in a spatially controlled manner to modify the spatial performance of the emitted beam.

  Recently Added Patents
Method and apparatus for charging a power pack of a portable electronic device
Apparatus for generating electrical energy from rocking activated energy
Spread spectrum communication system and transmission power control method therefor
Chitosan hydrogel derivatives as a coating agent with broad spectrum of antimicrobial activities
Controlling access to resources on a network
System and method for text input with a multi-touch screen
Tactile output device for computing device notifications
  Randomly Featured Patents
Treatment device
Nursing tray
Lithotripter including a holding device for an ultrasound locating transducer
Drilling, completing and stimulating a hydrocarbon production well
Parallel processing of frame based data transfers
Laser range finder with target quality display and scan mode
Peristaltic pump
Safety switch assembly
Urine testing membrane module and method of conducting same
Muffler for pneumatic devices