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| Number | Title | Issue Date |
| 4704679 | Addressing environment storage for accessing a stack-oriented memory An address environment storage unit for a stack-oriented data processor for operating in data sets arranged as structured blocks, or nested pushdown stacks. The address environment storage employs a plurality of sets of display registers such that the cur... | 11/03/1987 |
| 4647852 | Contact probe assembly The present disclosure describes an assembly which has particular application in the testing of printed circuit boards. More specifically, the assembly is comprised of an apertured holding plate which is registered with the board under test, and a probe s... | 03/03/1987 |
| 4631637 | Dual backplane interconnect system The present disclosure describes a connector system for making electrical connections between connectors disposed at opposite extremities of a logic board to conductors in a respective pair of parallel, spaced-apart backplanes. Movable pin headers contain... | 12/23/1986 |
| 4628303 | Visual monitor for electrical signals A circuit for monitoring the status of electrical signals, such as those present on the control and data lines of an RS-232 interface, includes a single operational amplifier and a dual-color LED indicator. The electrical characteristics of the LED's form... | 12/09/1986 |
| 4623752 | Double-action gasket assembly for EMI/RFI shielding The present disclosure describes an elongated, articulated gasket assembly which finds particular application in the EMI/RFI shielding of the gaps between adjacent panels of a metal cabinet, such as that used in a mainframe computer. The gasket assembly i... | 11/18/1986 |
| 4615224 | Air sampling system for smoke detection The present disclosure describes an air sampling system which is particularly effective in detecting minute quantities of smoke caused by electrical short circuits in equipment housed in an air cooled cabinet. More, specifically, the system is useful wher... | 10/07/1986 |
| 4614528 | Dry air breather assembly The present disclosure describes a dry air breather assembly adapted to be readily mountable over the breather ports of devices which are intolerant of intake air having high relative humidities in excess of a predetermined level. Such devices include the... | 09/30/1986 |
| 4604588 | Digital delay line tester The present invention describes a tester for determining the value of unknown delay lines in the nanosecond and subnanosecond range. The unknown delay line is introduced into the circuit loop of a free-running square wave oscillator previously calibrated ... | 08/05/1986 |
| 4593290 | Collapsible antenna assembly The present disclosure describes an antenna which may be collapsed and stored in a compact configuration and readily released from storage to assume a deployed operative state. More specifically, the antenna is a wire member comprised of a straight sectio... | 06/03/1986 |
| 4584719 | Fiber optic workstation datalink interface Workstations may advantageously be interconnected in a cluster arrangement wherein multiple "slave" stations utilize the database which exists in a "master" unit. The cluster interface has been implemented as a wired system but the latter involves signifi... | 04/22/1986 |
| 4580858 | Alignment fixture assembly for surface-mount connectors The present disclosure describes an alignment fixture having particular application in surface-mount connector technology. The fixture utilizes a plurality of through-hole connector sections having pins which are retained in holes formed in a plate and wh... | 04/08/1986 |
| 4554661 | Generalized fault reporting system The present disclosure describes a system for handling detected error signals, providing the circuit elements for processing fault reports and implementing automatic fault isolation. More specifically, the system develops a fault report for each component... | 11/19/1985 |
| 4530269 | Remotely initiated separation latch assembly The present disclosure describes a latch assembly wherein structural members are coupled to each other by an electric match-type device interposed therebetween. The latter device generally comprises a body portion having electrical connections thereto and... | 07/23/1985 |
| 4531144 | Aluminum-refractory metal interconnect with anodized periphery A metal interconnect structure for an integrated circuit with a layer of refractory metal over the structure to prevent formation of hillocks, thereby eliminating a hard anodization step. The refractory metal may be tantalum, titanium-tungsten alloys, haf... | 07/23/1985 |
| 4527847 | Mounting assembly for rotatable electrical connector The mounting assembly of the present disclosure finds particular application in shielded electrical cable having connectors at opposite extremities thereof and carrying electrical conductors between spaced-apart equipments having respective mating connect... | 07/09/1985 |
| 4513278 | Video Synthesizer for a digital video display system employing a plurality of grayscale levels displayed in discrete steps of luminance A digital video display system wherein the various characters to be displayed are displayed in the form of images of the complete character rather than the standard dot-matrix pattern of the prior art. A character generator in the display system stores si... | 04/23/1985 |
| 4510446 | Test coupons for determining the registration of subsurface layers in a multilayer printed circuit board The present disclosure describes test coupons having predetermined respective test patterns, formed in a multilayer printed circuit board simultaneously with the fabrication of the latter. The test coupons are probed with conventional electrical instrumen... | 04/09/1985 |
| 4507861 | Insertion device for an electronic circuit package assembly A device for handling electronic circuit components, such as integrated circuit packages, and for facilitating the insertion of the pins or leads thereof into corresponding apertures of a printed circuit board. More specifically, an integrated circuit pac... | 04/02/1985 |
| 4490821 | Centralized clock time error correction system The present disclosure describes a system for substantially eliminating clock signal timing errors occurring between the signal paths of the various cabinets or modules of a large, high speed digital synchronous data processor. Such errors result from the... | 12/25/1984 |
| 4484215 | Flexible mounting support for wafer scale integrated circuits This disclosure relates to a flexible mounting support for a wafer scale integrated circuit system which is adapted not only to support the wafer for maximum cooling exposure but also to contain the necessary driver circuits for the transmission of signal... | 11/20/1984 |
| 4460929 | Noise cancelling system for low frequency analog recording The present disclosure describes an electronic system for use with low cost audio tape recorders whereby a substantially noise-free wide dynamic range is provided for the recording of analog signals in the DC to 30HZ frequency band. In achieving this resu... | 07/17/1984 |
| 4459607 | Tape automated wire bonded integrated circuit chip assembly The present disclosure describes the fabrication of subminiature electronic devices incorporating conventional integrated circuit (IC) chips or dies. The IC assembly which may be advantageously realized by tape automated bonding processes utilizes an etch... | 07/10/1984 |
| 4430651 | Expandable and contractible local area network system This disclosure relates to a system and method for the synchronization of variable-length messages being transmitted between stations of a local area contention network where the messages are made up of a variable number of fixed-length packets. This syst... | 02/07/1984 |
| 4413258 | Interconnection for local area contention networks An interconnection circuitry for two local area contention networks which is adapted to jam the respective networks when stations on both sides of the interconnection circuitry attempt transmission. If stations on opposite sides of the interconnect circui... | 11/01/1983 |
| 4405972 | Clamp device for retaining printed circuit boards under high shock conditions The present disclose describes a device which has particular utility in clamping printed circuit boards which are exposed to high shock conditions. This device includes a clamping bar which is permanently deformed in its fabrication process such that it a... | 09/20/1983 |
| 4400768 | Parallel access computer memory system employing a power-of-two memory modules In a parallel data processing system architecture capable of processing in parallel a plurality of data elements from a linear vector stored in a memory module array having in number a power-of-two memory modules, a high degree of conflict-free access to ... | 08/23/1983 |
| 4374408 | Multi-pass system and method for source to source code translation This disclosure relates to a system embodied in a data processor for source to source code translation of programs, and to the method by which such translation is accomplished. The particular system disclosed is one for translation of programs in the RPG ... | 02/15/1983 |
| 4330822 | Recursive system and method for binding compiled routines This disclosure relates to a system and method, residing in a data processing system, for binding together precompiled subroutines to form a complete host procedure object code. Each of the subroutines and the host procedure is provided with a segment dic... | 05/18/1982 |
| 4243472 | Method for liquid phase epitaxy multiple dipping of wafers for bubble film growth A method for batch processing wafers by liquid phase epitaxy (LPE) dipping methods for uniformity of film thickness wafer-to-wafer and uniformity of film on each individual wafer for use in bubble (domain) memories comprising, supporting a plurality of wa... | 01/06/1981 |
| 4225378 | Extrusion mold and method for growing monocrystalline structures An extrusion mold for growing crystalline silicon in any desired size at a very high purity level. The mold is formed of molybdenum with any desired width, length and depth. The major portion of its length is immersed in a temperature-controlled environme... | 09/30/1980 |
| 4225879 | V-MOS Field effect transistor for a dynamic memory cell having improved capacitance This disclosure relates to a V-MOS field effect transistor which is provided with enhanced source capacitance to provide a single transistor dynamic memory cell. The formation of the source area is achieved by masking the silicon substrate, opening an ape... | 09/30/1980 |
| 4220116 | Reactant gas flow structure for a low pressure chemical vapor deposition system A structure for a low-pressure chemical vapor deposition system which achieves greater uniformity of deposition. The structure includes injection means designed to provide more uniform distribution of the reactant gases injected into the system, as well a... | 09/02/1980 |
| 4199693 | Compensated MOS timing network An MOS compensation circuit for stabilizing the discharge of a timing capacitor including first and second inverter circuits and an interconnecting feedback circuit which effectively compensate for impedance variances in a capacitor-discharging MOS transi... | 04/22/1980 |
| 4183460 | In-situ test and diagnostic circuitry and method for CML chips An In-Situ Test and Diagnostic Circuit and Method to monitor the integrity of external connections of a current mode logic integrated circuit chip (inputs and outputs) as well as the integrity of the logic function thereof. The circuit comprises three par... | 01/15/1980 |
| 4180864 | Bubble memory coil drive circuit Circuitry for use in bubble memory propagation wherein field drive coils receive energy from an energy storage device (capacitor) through a plurality of selectively located and timed switches. A basic digitally controlled switching arrangement is illustra... | 12/25/1979 |
| 4179749 | Defect tolerant scheme for a bubble lattice file A defect tolerant lattice file memory having means in the access column for annihilating lattice bubbles in a previously detected defective row thus eliminating an error in the digital information to be extracted from the lattice file. This annihilation m... | 12/18/1979 |
| 4179750 | Magnetic bubble type D/A converter A digital-to-analog converter utilizing magnetic domains with particular application to addressing large capacity bubble memory modules economically and with as short a delay as one cycle of rotation of the magnetic in-plane field including a plurality of... | 12/18/1979 |
| 4165252 | Method for chemically treating a single side of a workpiece A method for chemically treating a single side of a workpiece, such as for etching or anodizing a semiconductor wafer, comprising, placing such a workpiece face down on a flat centrally apertured, relatively level table having a top or work surface of a s... | 08/21/1979 |
| 4165536 | Magnetic bubble package A package having bubble memory components comprising an innerassembly of bubble memory chips surrounded by spaced orthogonally oriented drive coils, a printed circuit board having a rigid support portion for the chips and a flexible portion containing con... | 08/21/1979 |
| 4159537 | Bubble detector-dynamic level signal shifting In a bubble memory system having a detector device for sensing the presence or absence of magnetic bubbles in a bubble stream and producing an output signal accordingly which is sensed by a differential sense amplifier having a clamp circuit to select the... | 06/26/1979 |
