Abstract: An electrical switch or power controller is provided controlling the application of a source voltage to a load under the control of an electrical command signal, resulting in the development of a load current in response to said electrical command signal comprising: a semiconductor switching means having a predetermined non-bounce switching characteristic, being responsive to a semiconductor switching means operating signal for connecting said load to said voltage, an electromechanical switch means having a low voltage drop in a conducting condition, being responsive to an electromechanical switching means operating signal and being connected in parallel with the semiconductor switching means for connecting the load to the source voltage, control means responsive to the command electrical signal for providing the semiconductor switching means operating signal and the electromechanical switching means operating signal, whereby the semiconductor switching means predetermined non-bounce switching characteristics

Abstract: A selectable field-of-view infrared lens is disclosed for projecting an image from object space onto a flat image plane, the selectable field-of-view infrared lens being corrected over the spectral region of 3.3 to 4.2 microns and having a selectable wide field-of-view comprising: an objective lens system having a plurality of lens elements formed of material optically transparent over the spectral region of 3.3 to 4.2 microns; a selectable refractive Galilean afocal telescope having a plurality of lens elements formed of material optically transparent over the spectral region of 3.3 to 4.

Abstract: A bubble domain device and the method of manufacturing microcircuits having multi-level conductor patterns, which includes forming on a substrate a horizontally extended first level conductor material pattern in pre-configured, relatively overwidth channels defined by a first insulator material layer on the substrate, depositing additional insulator material atop the first level conductor material, and the first insulator layer in channel backfilling relation. The additional insulator material defines a planar surface uniformly spaced above the substrate. The method then includes forming a second upper level conductor material pattern at least partially opposite the first level conductor material pattern and on the additional insulator material surface. The second upper level conductor material pattern being uniformly spaced relative to the substrate by the additional insulator material surface.

Abstract: A voltage regulator circuit adapted to operate between a voltage source and a voltage source return, to supply a predetermined output voltage at an output voltage terminal to a load comprising: a voltage reference means for supplying a reference voltage approximating the desired output voltage, an output voltage scaling means providing a scaled output voltage signal, an amplifier means having a first input, responsive to said reference voltage, a second input, responsive to said scaled output voltage signal, said amplifier amplifying the voltage difference between said first and second inputs to provide an output voltage determining control signal, an output multiterminal semiconductor device having a first and second conduction path terminal and a control terminal, said first conduction path terminal being connected to said voltage source, said second conduction path terminal being connected to said output voltage terminal, said control terminal being responsive to said control signal to provide current to s

Abstract: A four element infrared lens design is provided having lenses of crystalline semiconductor materials such as silicon and germanium. The system is designed to have an f/1.5 speed corrected over the spectral region of 3.3 to 4.2 microns, and to reduce field curvature produced by projecting an image on a flat detector. A particular object of the design is to minimize the effect of narcissus and loss of resolution.

Abstract: A tristate driver circuit is provided having a logic input signal, to produce a logic 1 output level or a logic 0 output level, and a float input signal, to produce float state operation. The circuit comprises a first logic gate powered by a first buffer switch, a second logic gate powered by a second buffer switch, an output driver having a first driver input from the output of the first gate and a second signal driver input from the output of the second gate; the first and second buffer switches dissipating the greatest circuit power during the circuit float state operation, and means, coupled to the first and second buffer switches and to the source of float signal input signal, for interrupting power to the first and second buffer switches responsive to onset of the float state operation.

Abstract: The method of manufacturing predetermined microcircuit conductor patterns, which includes forming on the surface plane of a substrate a layer of insulator material, forming a layer of resist on the layer of insulator material, patterning the layer of resist to define a channel pattern, etching the channel pattern with relatively overwide channels, conditioning the channel bases to receive plating material, and thereafter filling the overwide channels with the plating material to a height at least substantially co-planar with the insulator material to define the predetermined conductor patterns, removing the mask and plated material thereon to uncover completely the conductor pattern.

Abstract: Apparatus for generating a high-energy temporally shaped, coherent series of laser pulses having signal components on pre-selected rotational vibrational transitions, comprising: a waveguide laser array having an output comprising a desired temporally shaped coherent series of laser pulses on one pre-selected rotational vibrational transition, a second-harmonic generator arranged to double the waveguide laser array output frequency, a line matching laser array having a plurality of outputs of another temporal shape on additional rotational vibrational transitions, and means comprising an array of difference frequency mixers responsive to synchronized reception of line matching laser array outputs and said frequency doubled waveguide laser array output to form a corresponding high-energy, coherent series of laser pulses having a waveguide laser array output-determined temporal shape and line matching laser array output-determined rotational vibrational transitions.