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| Number | Title | Issue Date |
| 4385085 | Process for reinforcing inorganic fabrics with fluoroplastics Inorganic-organic composites suitable for use as separators in alkaline storage batteries requiring gas permeability, thermal stability, chemical stability and good structural strength and a process for making them are disclosed. The composites are more t... | 05/24/1983 |
| 4380056 | Charge coupled device focal plane with serial register having interdigitated electrodes This invention improves production yield and charge transfer speed and efficiency at the detector/register interface in a focal plane array and includes a novel meander channel CCD serial register in which charge packets generated in the array are stored.... | 04/12/1983 |
| 4376710 | High load carrying polyimide lubricative composites Solid self-lubricating composites comprising carbon or graphite fiber preforms reinforced with high temperature resins and self-lubricating pigments are disclosed which withstand very high loads at very high temperatures.... | 03/15/1983 |
| 4373282 | Thin-panel illuminator for front-lit displays A device for illuminating a display surface. Light is introduced through an end surface of a transparent substrate having front and back plane parallel opposed surfaces and thereby directed into the interior of the substrate. The back surface is textured ... | 02/15/1983 |
| 4374291 | Synthesis of bis(ethynylphenyl) compounds Bis(ethynylphenyl) compounds are prepared by an improved synthesis process which increases yield and is suitable for large scale synthesis operations. Aromatic dianilines are diazotized to form aromatic halides that are subsequently coupled with an end-pr... | 02/15/1983 |
| 4372639 | Directional diffusing screen A method and apparatus for presenting real-time information for viewing is disclosed wherein a projection lens projects an image of a liquid crystal display onto the surface of a holographic optical element diffuser. The liquid crystal display is driven s... | 02/08/1983 |
| 4372037 | Large area hybrid microcircuit assembly A ceramic substrate includes a multiplicity of alternately screened and fired conductor and dielectric levels, with interconnections between levels through small via holes in the dielectric layers or alternately by means of crossovers. Thick film resistor... | 02/08/1983 |
| 4371845 | Modular microwave power divider-amplifier-combiner A power divider/combiner assembly is provided which matches the impedance seen at the input/output port with the impedance seen at the peripheral end of each of plural radial transmission lines. Impedance matching is accomplished through the use of an inv... | 02/01/1983 |
| 4370501 | Synthesis of bis(aminophenyl) compounds A simplified process for converting bis-phenols to dianilines is disclosed. Selected catalytic complexes are used to cause a nucleophilic displacement reaction between a bis-phenol and a quinazoline to occur thereby yielding a bis-quinazoline that may be ... | 01/25/1983 |
| 4369212 | Process for removing residues from gas electrodes A process is provided for removing contaminating residues left behind during fabrication of gas electrodes employed in metal/gas batteries, e.g., nickel/hydrogen batteries, and fuel cells employing gas electrodes. Such residues arise from depositing and s... | 01/18/1983 |
| 4369445 | Automatic ECM video processor A video processor that responds to the video signals received from a group of radar receivers to automatically select the video that is least affected by ECM environment in which the receivers operate. Each receiver in the group has known ECM characterist... | 01/18/1983 |
| 4368215 | High resolution masking process for minimizing scattering and lateral deflection in collimated ion beams The specification describes a process for masking a collimated ion beam for either forming resist patterns on selected substrates or for other selective ion implantation purposes. This process includes the steps of forming an ion absorption mask on the su... | 01/11/1983 |
| 4367911 | Method and assembly for holographic exposure Assembly 10 is formed of base and cover plates 12 and the 16 with dichromated gelatin holographic exposure layer 20 therebetween. Liquid monomer is placed in the assembly and is polymerized to solid polymer layer 22 to form a solid assembly for holographi... | 01/11/1983 |
| 4367429 | Alloys for liquid metal ion sources Alloys suitable for use in liquid metal field ionization ion sources are provided. Such sources include an anode electrode for supporting an ion emitter comprising an alloy in the liquid state. The source further comprises means for generating an ionizing... | 01/04/1983 |
| 4365664 | Osmotically pumped heat pipe with passive mixing Input and output tubes in an osmotically pumped heat pipe (10) are utilized to improve solvent-solute mixing and sweeping across a solvent-permeable membrane (46, 146, 246), to enable its operation in 0-g, 1-g and negative-g applications. Lean mixture sol... | 12/28/1982 |
| 4363834 | Process for preparing wettable composites from inert organic polymer fibers with inorganic particles Substrates prepared from chemically inert organic fibers that are non-wettable are rendered wettable by mechanically attached coatings of hydrophilic inorganic particles. The resulting inorganic-organic composites are suitable for use as separators in alk... | 12/14/1982 |
| 4362164 | Electronic pick-up device for transducing electrical energy and sound energy of the heart A stethoscope transducer applicable as a conventional audio transducer and as a phonocardiogram transducer has a body which on one side mounts an electrode carrying chest bell and which on an opposite side mounts a conventional chest bell. A microphone an... | 12/07/1982 |
| 4360246 | Integrated waveguide and FET detector A GaAs FET structure with a high electric field region, or active region, contacted by source, gate and drain electrodes is provided which can be used for high speed optical detection or for microwave oscillator optical injection locking. The device provi... | 11/23/1982 |
| 4360745 | Depletion capacitance compensator The capacitance of a compensating reverse biased diode is added to the capacitance of a pn junction formed by surface depletion and inversion in a charge coupled device having variations in depletion capacitance which are to be compensated. Because the co... | 11/23/1982 |
| 4360811 | Adaptive zero mean system for controlling noise false alarm rate A false alarm control processor that receives sampled input radar video data and provides an output signal having a zero mean value. The processor accumulates the sample video for a range sweep of range bins, then stores the value and resets a counter. Th... | 11/23/1982 |
| 4360789 | Very low current pierce oscillator A very low current Pierce oscillator has two pairs of complementary field-effect transistors (FET's) and a two-terminal quartz crystal. The gates of the first complementary FET pair are coupled through individual capacitors to one terminal of the quartz c... | 11/23/1982 |
| 4359201 | Payload deployment from shuttle with linear and angular velocity A payload such as a spacecraft is deployed from launch vehicle with linear and angular velocity, using a structural arrangement for applying a tangential, single point ejection force to the spacecraft, in which, the single point ejection force and the spa... | 11/16/1982 |
| 4358983 | Blast enabled missile detent/release mechanism A missile or rocket detent and positive release mechanism, actuated by the rocket's thrustor, is mounted on the outside of a rocket launcher tube. A notched-end (52) of a spring-loaded lever (50) extends into the launch tube for positively locking a rocke... | 11/16/1982 |
| 4358772 | Ceramic broadband radome A ceramic broadband radome is provided, comprising alternating layers of silicon nitride and fused silica, including a layer of silicon nitride at both outer and inner surfaces of the radome wall and at least one additional layer of silicon nitride within... | 11/09/1982 |
| 4356565 | Laser beam tube with helical gas flow for reducing thermal blooming in the laser beam A laser beam flow tube arrangement is disclosed in which the Ranque-Hilsch effect is advantageously utilized to reduce thermal blooming in a laser beam. The arrangement includes a tubular member through which the laser beam is propagated longitudinally an... | 10/26/1982 |
| 4352481 | Apparatus and method for electronic damping of resonances Gimbal ring 32 has torquer positioner 34 and position detector 36 connected by servo loop 38, 40. Vibration sensor 52 on ring 32 provides ring vibration signals to amplifier shifter 54, 58 and the resultant signals are added to the servo loop at amplifier... | 10/05/1982 |
| 4351589 | Method and apparatus for optical computing and logic processing by mapping of input optical intensity into position of an optical image Arrangements and methods are described employing input optical intensity to output spatial position mapping, for performing optical computing or logic processing functions. An electro-optical device which receives discrete input optical object beams of di... | 09/28/1982 |
| 4349817 | Liquid crystal display system using fiber optic faceplates In a liquid crystal image display system, a fiber optic faceplate which transmits light only through a well defined acceptance cone is optically coupled to the liquid crystal display surface of a reflective dynamic scattering mode liquid crystal display d... | 09/14/1982 |
| 4348587 | Fiber optic transducer for measuring current or magnetic field A multi-mode optical fiber is used to detect electrical currents or magnetic fields from a remote source. The optical fiber, which serves as the sensor, is composited with metal capable of conducting electricity. Optical radiation is introduced into the f... | 09/07/1982 |
| 4346643 | Thermal jacket for elongated structures An arrangement for reducing non-symmetrical, thermally induced strains in a gun tube (12) comprising a heat pipe jacket (18) in thermal engagement with the gun tube to provide both high radial and circumferential thermal conductance from the tube.... | 08/31/1982 |
| 4346394 | Gallium arsenide burrus FET structure for optical detection A GaAs FET structure with a high electric field region, or active region, contacted by source, gate and drain electrodes is provided which can be used for high speed optical detection or for microwave oscillator optical injection locking. The device provi... | 08/24/1982 |
| 4346301 | Ion implantation system A plurality of beam generating units 76, 78, 80 and 82 each produces separated rectangular ion beams for implantation onto a targets 52 and 54 rotatively moving therepast. Each rectangular footprint is long in the direction of motion and is scanned transv... | 08/24/1982 |
| 4345728 | Method for controlling the attitude of a spinning spacecraft in the presence of solar pressure The torque from differential solar pressure acting on a spinning spacecraft body and tending to tilt the spacecraft about an axis transverse to the spin axis, is reduced or eliminated by shifting the center of gravity of the spacecraft axially or longitud... | 08/24/1982 |
| 4344476 | Supercool method for producing single crystal mercury cadmium telluride A process for producing single crystal Hg1-x Cdx Te is disclosed. An ingot of Hg1-x cdx Te is prepared from a stoichiometric mixture of mercury, cadmium and tellurium by the supercooling of a heated mixture ther... | 08/17/1982 |
| 4344302 | Thermal coupling structure for cryogenic refrigeration Thermal coupling structure 40 has a tubular collar 42 which embraces the cold end of cold finger 14. Fingers 44 on collar 42 resiliently engage within inner wall 24 of dewar 22 so that heat is conducted from device 32 to be cooled through this inner wall ... | 08/17/1982 |
| 4345148 | Automatic responsivity control for a CCD imager An automatic responsivity control (ARC) circuit compensates for the nonuniform deviation ƊR in the average responsivity R of a column of photodetectors from a nominal responsivity R0 which is uniform from column to column. The ARC circuit firs... | 08/17/1982 |
| 4343535 | Liquid crystal light valve Method of and apparatus for operating an electro-optical system for producing high quality images from a liquid crystal light valve. A polarized projection beam is directed to the reflective surface of a liquid crystal light valve for polarization modulation b... | 08/10/1982 |
| 4341569 | Semiconductor on insulator laser process A beam of radiant energy such as a laser beam is applied to an epitaxial silicon island on a silicon on sapphire device before formation of overlying layers of oxide and metal. The energy beam changes the crystal structure of the epitaxial silicon island ... | 07/27/1982 |
| 4342101 | Nonvolatile semiconductor memory circuits An NMOS non-volatile latch having N-channel drivers Q1 and Q2 and variable threshold N-channel FATMOS transistors Q3 and Q4 as depletion loads. The control gate of each FATMOS transistor is coupled to its own no... | 07/27/1982 |
| 4341850 | Mask structure for forming semiconductor devices, comprising electron-sensitive resist patterns with controlled line profiles The specification describes a mask structure comprising a resist pattern having a controlled line profile, for use in defining a predetermined region on and above a substrate. First, a composite electron-beam sensitive resist comprising a bottom layer of ... | 07/27/1982 |
