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| Number | Title | Issue Date |
| 4714993 | Apparatus and method for effecting dynamic address translation in a microprocessor implemented data processing system The performance of a multi-microprocessor implemented data processing system that emulates a mainframe system is enhanced and optimized in view of space and power constraints for purposes of address translation by providing RAM-based storage means of pred... | 12/22/1987 |
| 4710886 | Table driven print formatting A table driven print formatting system that accepts a text data stream including individual text commands and produces a printable data stream including individual print commands. The formatting system uses the text data in combination with printer status... | 12/01/1987 |
| 4631428 | Communication interface connecting binary logic unit through a trinary logic transmission channel A communications interface for transferring data from a first binary logic circuit to a second binary logic circuit by using a trinary logic transmission channel. The first set of binary logic signals is converted into a first set of binary control signal... | 12/23/1986 |
| 4626988 | Instruction fetch look-aside buffer with loop mode control A instruction fetch look-aside buffer with a loop mode control provides for reduced storage contention by storing a program loop in a look-aside buffer during normal mode operations. When the loop is to be executed again loop mode is entered and the instr... | 12/02/1986 |
| 4597051 | All points addressable printer/storage tube image copier system A digital All-Points Addressable (APA) Printer/Image Copier system is disclosed and claimed which provides both the image manipulation capability of an APA and the direct copying capability of an analog image copier in one device. The preferred embodiment... | 06/24/1986 |
| 4596004 | High speed memory with a multiplexed address bus Memory access time, noise and costs are substantially reduced while reliability is increased by replacing fixed delay lines with a dynamic delay. This dynamic delay is placed on the same integrated circuit as the remainder of the memory access circuitry t... | 06/17/1986 |
| 4594679 | High speed hardware multiplier for fixed floating point operands A high speed multiplier unit for multiplying both fixed point and floating point operands is disclosed and claimed. This multiplier unit is a system level functional unit which allows floating point and fixed point operations to be performed directly. In ... | 06/10/1986 |
| 4585606 | Method of making an endless forms feed tractor belt A forms feed tractor belt includes drive members molded around a thin, flexible band at longitudinal intervals. To make the belt, slots are first punched at longitudinal intervals in at least one side of the flexible band. Drive members are then molded ar... | 04/29/1986 |
| 4571700 | Page indexing system for accessing sequentially stored data representing a multi-page document A document indexing method and apparatus facilitates access to sequentially stored documents in a word processing system. The invention uses random access memory in the word processor to build a page index when the sequential data stream is first processe... | 02/18/1986 |
| 4570159 | "Selstain" integrated circuitry A system for providing sustain, write and erase operations in an AC plasma gas display panel in which selstain circuits are created by integrating the sustain and selection functions. Each selstain circuit is deposited on a single integrate circuit. This ... | 02/11/1986 |
| 4566102 | Parallel-shift error reconfiguration A reconfigurable parallel group of identical functional units and a method for reconfiguring this parallel grouping of identical functional units upon the occurrence of a failure by shifting the contents of the failed unit and the contents of all units be... | 01/21/1986 |
| 4556845 | Method for monitoring deposition rate using an eddy current detector A conductive film deposition rate monitoring method for measuring the real time deposition rate of a metallic deposition process particularly an electroless plating bath, including the steps of positioning an eddy current detector within a predetermined d... | 12/03/1985 |
| 4549500 | Programming aid device A programming aid device for aiding in the interpretation of collimated fields of data in a computer printout. The device includes an inscribed data record which is in a format which corresponds to the collimated fields of the computer printout. When the ... | 10/29/1985 |
| 4549130 | Low leakage transformers for efficient line isolation in VHF switching power supplies A transformer assembly suitable for use in very high frequency (VHF) switching power supplies that maintains a low leakage inductance between critical transformer windings while complying with the physical and electrical requirements imposed by standards ... | 10/22/1985 |
| 4548452 | High-density electrical contact pad pattern A high-density printed circuit card electrical contact pad pattern that preserves card surface area while maintaining loose mechanical tolerance requirements and a high probability of contact. The invention exploits the elliptical shape of the area of hig... | 10/22/1985 |
| 4544223 | Actuator for zero insertion force connectors An actuator for a zero insertion force printed circuit board connector. Two connectors are used in opposing pairs to connect to parallel edges of a printed circuit board. Moving a first actuator mechanism on the first connector moves the printed circuit b... | 10/01/1985 |
| 4519865 | Device for two-sided application of foils or similar material onto plate-shaped workpieces, and method of operating the same Supplying of foils to be applied to both sides of a workpiece. Opposing feeding drums have identical exchangeable segments whose circumferential lengths correspond to the length of the respective foil segment lamina, and whose segment angle sums are less ... | 05/28/1985 |
| 4518891 | Resistive mesh structure for electroluminescent cell A large-area electroluminescent (EL) faceplate for storage CRT is described. The EL faceplate has a non-planar mesh structure which includes individual current limiting resistance between a power source and an array of small-area active regions for improv... | 05/21/1985 |
| 4514667 | Method and apparatus for the constant speed control of brushless DC motors Method and apparatus for the constant speed control of a brushless DC motor, whose pole windings receive a pulsed control voltage between their commutation points, control being a function of the speed characteristics of the motor, and the commutation poi... | 04/30/1985 |
| 4500945 | Directly sealed multi-chip module A hermetic compression sealing system with a semi-conductor, multi-chip thermal conduction module, involving a ceramic substance which includes interconnected semi-conductor chips containing integrated circuits defining the module; an arrangement is provi... | 02/19/1985 |
| 4499460 | ROS Control of gas panel Operation of an AC plasma display panel requires the three control operations of write, erase, and sustain. Sustain, write and erase signals are stored in a plurality of sections in a storage device and the sections are selectively accessed according to t... | 02/12/1985 |
| 4499523 | Electronic component assembly with a printed circuit board unit and cover An electronic component assembly including a printed circuit board unit and a protective cover wherein the cover has flexible flap portions that protect electrical contact pads disposed along at least one edge of the printed circuit board unit. The flap p... | 02/12/1985 |
| 4495479 | Selective wiring for multilayer printed circuit board Multilayer printed circuit boards are designed and produced using a selective wiring technique which segregates short, medium length and long lines. By placing short medium length and long lines on different layers, line specifications can be relaxed for ... | 01/22/1985 |
| 4493745 | Optical emission spectroscopy end point detection in plasma etching A method for etching a batch of semiconductor wafers to end point using optical emission spectroscopy is described. The method is applicable to any form of dry plasma etching which produces an emission species capable of being monitored. In a preferred em... | 01/15/1985 |
| 4482819 | Data processor system clock checking system A central clock signal generator generates a plurality of odd and even clock pulses which are distributed to a plurality of logic and circuit modules by clock signal lines of equal length. The central signal generator also generates a plurality of gate pu... | 11/13/1984 |
| 4480934 | Ballistic print wire actuator using a telescopic armature A print wire actuator using a telescopic armature pair is presented. The actuator is disposed to propel a print wire through a predetermined distance from a rest position toward a recording medium. The armature pair moves by electromagnetic force over a f... | 11/06/1984 |
| 4475051 | Low inertia high torque variable reluctance motor A high performance, low cost variable reluctance stepper motor has an integral structure with a ring and a plurality of aligned salient pole members. A plurality of teeth are located on the face of each pole member. Windings are disposed on alternate ones... | 10/02/1984 |
| 4453660 | Forms feed tractor There is disclosed herein a forms feed tractor mechanism having a belt with pins and driving elements extending threrethrough. The pins are adapted to engage perforated holes along the edge of a recorded medium. Driver means are provided for rotating the ... | 06/12/1984 |
| 4452136 | Printer subsystem with dual cooperating microprocessors A printer subsystem is interconnected with a host system from which it receives command and data information and to which it provides status information. The printer subsystem has two microprocessors, one of which communicates with the host system for tra... | 06/05/1984 |
| 4442503 | Device for storing and displaying graphic information A device for storing and displaying graphic information having a storage unit for storing both blocks and rows of data and retrieving rows of data. The storage unit consists of two storage segments, with eight storage modules each, which can operate in an... | 04/10/1984 |
| 4431305 | High density DC stable memory cell An electronic data storage or memory array having DC stable memory cells which utilize the principle of a unique substrate biasing mechanism, whereby a channel region defined by resistive substrate material and formed under a controlled electrode becomes ... | 02/14/1984 |
| 4429987 | Early fuser roll closure with reduced force An early roll closure method and apparatus associated with an electrophotographic or xerographic device for fixing a toner image onto a copy sheet by application of heat and pressure. A lower closing force is exerted on the fuser rollers during early roll... | 02/07/1984 |
| 4425845 | Bank for accommodating several print ram units Bank for accommodating adjacent ram units. Each of these consists of a flat, narrow frame. A tongue-shaped ram, driven by an electromagnetic actuator, extends in a recess of the frame. For accommodating and guiding the individual print ram units, the bank... | 01/17/1984 |
| 4418383 | Data flow component for processor and microprocessor systems A Large Scale Integration (LSI) data flow component is described for use as a building block, the component being capable of use singly or in combination to provide data flow paths and functions of different data widths for a processor or microprocessor. ... | 11/29/1983 |
| 4412197 | Electromagnetic ram actuator An electromagnet consists of two essentially symmetrically designed magnetizable E-shaped yoke halves each embraced by a coil. The facing pole ends of the yoke halves form three aligned operating gaps. Between the operating gaps a tongue-shaped ram is arr... | 10/25/1983 |
| 4400776 | Data processor control subsystem An improved data processor control subsystem in which a cycle counter having a plurality of cascade-connected stages also comprises one or more supplemental or dummy stages, which can be selectively inserted or removed from the chain of cascade-connected ... | 08/23/1983 |
| 4396883 | Bandgap reference voltage generator A bandgap reference voltage generator consists of a plurality of transistors with the same geometry. This circuit provides a stable temperature-compensated low reference voltage on the order of two volts.... | 08/02/1983 |
| 4395165 | Chip shuttle track A transport system is disclosed, including an air film shuttle conveyor for conveying semiconductor chips from a loading to an unloading station, the conveyor comprising a base plate and upstanding side guide walls extending longitudinally of the base pla... | 07/26/1983 |
| 4392739 | Electromechanically operated fuser roll closure A fuser roll apparatus in a toner fixing station associated with an electrophotographic or xerographic device for fixing a toner image onto a copy sheet by the application of heat and pressure. The fusing apparatus includes a pair of fuser rollers and a l... | 07/12/1983 |
| 4374429 | Information transfer system wherein bidirectional transfer is effected utilizing unidirectional bus in conjunction with key depression signal line An information transfer system is described that includes a central processing unit (CPU) interconnected with a peripheral device such as an operator console by an interface bus of finite capacity. Transfer of information in the system is normally in a pr... | 02/15/1983 |
