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US 7,804,251 B2Granted
LED signaling apparatus with infrared emission
AssigneeBWT Property, Inc.
InventorSean Xiaolu Wang
Life of this patent
Estimating the term…
Abstract
An infrared signaling apparatus is disclosed, which utilizes high intensity solid state lighting elements, such as light emitting diodes (LEDs) to provide signaling for navigational as well as search/rescue applications employing night vision equipments.
Claims24
An infrared light emitting diode (LED) signaling apparatus used in connection with night vision equipments for navigational applications, the signaling apparatus comprising:
- a plurality of high intensity infrared LEDs mounted on a heat conductive support member to produce a plurality of infrared emissions;
- whereby said support member controls a spatial orientation of each of said plurality of infrared emissions;
- a set of optical components with each component coupled to an associated LED among said plurality of infrared LEDs to control a divergence angle and an intensity distribution of each of said plurality of infrared emissions such that said plurality of infrared emissions combine in a free space according to said spatial orientation, divergence angle, and intensity distribution to produce a predetermined illumination pattern;
- and
- electronic circuits associated with each of said plurality of infrared LEDs to control a set of parameters of said plurality of infrared emissions.
2 more elements
An LED signaling apparatus used for both navigational and search/rescue applications, the signaling apparatus comprising:
- a plurality of high intensity visible LEDs and a plurality of high intensity infrared LEDs mounted on a heat conductive support member to produce a plurality of visible emissions and a plurality of infrared emissions, respectively;
- whereby said support member controls a spatial orientation of each of said plurality of visible and infrared emissions;
- a set of optical components with each component coupled to an associated LED among said plurality of visible and infrared LEDs to control a divergence angle and an intensity distribution of each of said plurality of visible and infrared emissions such that said plurality of visible and infrared emissions combine in a free space according to said spatial orientation, divergence angle, and intensity distribution to produce a predetermined illumination pattern;
- and
- electronic circuits associated with each of said plurality of visible and infrared LEDs to control a set of parameters of said plurality of visible and infrared emissions;
- whereby said plurality of visible LEDs are used for common navigational aids and said plurality of infrared LEDs are used for night vision based navigational aids.
3 more elements
A method for producing and using an LED signaling apparatus for both navigational and search/rescue applications, the method comprising the steps of:
- providing a plurality of high intensity visible LEDs and a plurality of high intensity infrared LEDs mounted on a heat conductive support member to produce a plurality of visible emissions and a plurality of infrared emissions, respectively;
- whereby said support member controls a spatial orientation of each of said plurality of visible and infrared emissions;
- providing a set of optical components with each component coupled to an associated LED among said plurality of visible and infrared LEDs to control a divergence angle and an intensity distribution of each of said plurality of visible and infrared emissions such that said plurality of visible and infrared emissions combine in a free space according to said spatial orientation, divergence angle, and intensity distribution to produce a predetermined illumination pattern;
- and
- providing electronic circuits associated with each of said plurality of visible and infrared LEDs to control a set of parameters of said plurality of visible and infrared emissions;
- whereby said plurality of visible LEDs are used for common navigational aids and said plurality of infrared LEDs are used for night vision based navigational aids.
3 more elements
Dependencies are inferred from the claim text.