Resources Contact Us Home
Sensor device and for determining a physical value

Image Number 17 for United States Patent #8120775.

A sensor device for determining a physical value using a laser, whose emission behavior can be affected by the physical value is described. The laser is arranged to emit at least two concurrent modes lying above a laser threshold and the physical value is determined using a comparison of changes of the at least two modes occurring under the influence of the physical value.

  Recently Added Patents
Authorization method for location based services
Nonvolatile semiconductor storage device and a manufacturing method thereof
Systems and methods for arranging and labeling cardiac episodes
Adaptive contact window wherein the probability that an answering user/expert will respond to a question corresponds to the answering users having response rates that are based on the time of
Memory system with data line switching scheme
Manufactured product configuration
Sequential control device for a striking mechanism
  Randomly Featured Patents
Elevator control system especially for an aircraft
Two-dimensional bar code laser marking method
Light color and intensity adjustable LED
Metallic rotational polygon mirror
Vacuum cleaner
Sn-plated copper alloy strip having improved fatigue characteristics
Stabilization of optical information storage media by incorporation of nitrogen containing compounds
Power transmission system
Method and system for discovering relationships
Hammer-strikable, powder-actuated, fastener-driving tool