The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Oct. 02, 2018
Filed:
Oct. 05, 2015
Bae Systems Plc, London, GB;
Christopher Ralph Pescod, Chelmsford, GB;
Mohammed Nawaz, Chelmsford, GB;
BAE Systems plc, London, GB;
Abstract
An optical transmitter () comprising: a laser diode () for transmitting an optical signal; a first temperature sensor () configured to measure a temperature at or proximate to the laser diode (); a second temperature sensor () configured to measure a temperature of an environment in which the optical transmitter () is operating; a thermoelectric device () configured to apply heating or cooling to the laser diode (); and a controller () configured to, using the temperature measurements taken by the first temperature sensor () and the second temperature sensor (), control the thermoelectric device () to heat or cool the laser diode ().