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7332738 |
Quantum phase-charge coupled device
A method for reading out the state of a mesoscopic phase device. In the method the mesoscopic phase device is coherently coupled to a mesoscopic charge device using a phase shift device and the...
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6990388 |
Mass-production transfer support system and semiconductor manufacturing system
A mass-production transfer support system has a mass-production transfer source managing computer for managing information generated in a trial-production process of a semiconductor device and a...
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6650317 |
Variable function programmed calculator
A variable function calculator utilizes a fixed program memory array such as a programmed read only memory in which a number of programs are stored depending upon the desired functions of the...
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6567017 |
Configurable code generator system for spread spectrum applications
A configurable code generator system (CGS) for spread spectrum applications is disclosed herein. The CGS includes a composite code generator unit (CGU), a global code generator, and an interface...
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6295320 |
Inverse discrete cosine transforming system for digital television receiver
An inverse discrete cosine transforming (IDCT) system for a digital television receiver performing a variable length decoding and an inverse quantization of an applied bit stream and an IDCT with...
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6229461 |
Encoder and decoder
To encode data Y after separating the data Y into a scale factor SF, a word length, and a data value X. For this purpose, X=Y{2 (WL-1) -1}/SF is calculated. Here, a value of {2 (WL-1) -1}/SFV...
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6192085 |
Circuit arrangement with a data sequence generator
A circuit arrangement with a data sequence generator for the generation of an oscillator signal as a sequence of digital data, and having the following circuit parts: a first multiplication unit...
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6012833 |
Large-scale-integration circuit device and method of manufacturing same
A method of manufacturing an integration circuit device that includes generating logic library data with respect to a macro that includes a predetermined macro core and boundary cells positioned...
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5990703 |
Apparatus and method for a low power latchable adder
A high speed, low power 3-2 adder (300, 500) with latchable outputs comprises a most significant bit (MSB) adder circuit (100) and a least significant bit (LSB) adder circuit (200). MSB adder...
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5956434 |
Semiconductor operational circuit
The present invention has as an object thereof to provide a semiconductor operational circuit which is capable of instantaneously processing in parallel a large quantity of information. The...
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5935197 |
Data processing circuit and method of operation performing arithmetic processing on data signals
The present invention provides a data processing circuit and method for performing arithmetic processing on data signals input to the circuit, comprising: a plurality of input terminals for...
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5644602 |
Direct digital frequency synthesizer for use in a subscriber unit of a wireless digital communication system
A digital frequency synthesizer for use in a subscriber unit of a wireless digital communication system includes a processor, for providing an output phase signal corresponding to a selected output...
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5414789 |
Optical logic gates with high extinction ratio using inverse scattering technique and method using same
Optical logic gates are designed using inverse-scattering theory, resulting in devices which are intrinsic and passive, having high extinction ratios and large fan out. The Boolean operation is...
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5210861 |
Method for verifying a serializing function in a system including processors and a test system including processors for verifying the serializing function
A method for verifying a serializing function in a system including a plurality of processors and a test system including processors for verifying the serializing function. Each processor executes...
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5091980 |
Optical quantum interference device/optical computer and method of modulating light using same
A device structure is provided for optical modulation using a quantum interference effect in an excited state of electron-systems. The optical modulation is performed by causing the effect of...
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5038251 |
Electronic apparatus and a method for manufacturing the same
A thin electronic calculator having a circuit board unit in which an IC pellet is directly mounted on a film board and allowing easy mass-production is provided. Metal foil leads each having one...
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5024499 |
Optical and gate for use in a cross-bar arithmetic/logic unit
An optical AND gate for use in a cross-bar arithmetic/logic unit including first and second optical substrates which are configured adjacent to one another with each of the optical substrates...
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4809029 |
Gate array large scale integrated circuit device
A gate array LSI includes a basic cell array region on which internal cell arrays are arranged, and a peripheral circuit region, arranged on the periphery of the basic cell array region. The...
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4758953 |
Method for generating logic circuit data
In automatic development of the higher hierarchic logic into the lower hierarchic logic in a hierarchic logic designing, identification codes are beforehand assigned to logic components of the...
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4749875 |
Compact electronic equipment
In compact card-like equipment having an IC chip and a power source cell, an equipment case has a multilayered structure of a pair of upper and lower sheets and a pair of upper and lower panels...
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4680698 |
High density ROM in separate isolation well on single with chip
A programmable, high speed, single chip microcomputer includes 4K of RAM, ROM, registers and an ALU. Program can be stored in the on-chip RAM. The first local variable of each process to be...
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4670846 |
Distributed bit integrated circuit design in a non-symmetrical data processing circuit
The present invention relates to construction of nonsymmetrical N bit parallel data processing circuits using a plurality of identical integrated circuits chips. In such nonsymmetrical structures...
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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...
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4387294 |
Shift register-latch circuit driven by clocks with half cycle phase deviation and usable with a serial alu
In a multiple stage data transfer circuit, suitable for transferring a plurality of bits to or from a bit processor or 1-bit arithmetic logic unit, each bit stage includes a shift register portion...
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4263659 |
Electronic instrument with a flexible keyboard
An electronic instrument has a power switch provided on the upper surface of a keyboard. The keyboard comprises a substrate having transmitting electrodes and receiving electrodes and a flexible...
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4263651 |
Method for determining the characteristics of a logic block graph diagram to provide an indication of path delays between the blocks
A method is provided which is applied to a logic block diagram, referred to as a block graph, which consists of a plurality of logic blocks interconnected by nets which carry logic signals between...
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4261042 |
Key signal entering device for thin electronic apparatus
A key signal entering device for thin electronic apparatus comprises paired electrodes provided on an insulating substrate, an anisotropically electroconductive sheet disposed on said electrodes...
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4244028 |
Digital microprocessor having a time-shared adder
The disclosed microprocessor time-shares an adder with a data memory, an accumulator, an I/O register, and an edge detector. This time-sharing is synchronized by a timing generator that produces...
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4242675 |
Display and keyboard scanning for electronic calculation or the like
A variable function calculator utilizes a fixed program memory array such as a programmed read only memory in which a number of programs are stored depending upon the desired functions of the...
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4231098 |
Casing of electronic calculators
Wiring patterns and key contact patterns are directly formed on an inner surface of a casing of an electronic calculator. A printed board or a substrate can be eliminated by mounting electrode...
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4224676 |
Arithmetic logic unit bit-slice with internal distributed iterative control
An arithmetic logic unit bit-slice implemented as an integrated circuit is able to perform iterative algorithms such as multiply and divide, using control logic which is also part of the integrated...
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4197586 |
Electronic calculator assembly
An electronic calculator assembly is disclosed having a flexible printed circuit board bonded to a layer of resilient material mounted on a rigid backing plate. An integrated circuit package...
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4177519 |
Electronic control assembly mounted on a flexible carrier and manufacture thereof
A semiconductor chip including, for example, a computation circuit and a display driver, an electronic circuit chip including a peripheral electronic circuitry, and a power supply circuit element...
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4155118 |
Organization for an integrated circuit calculator/controller
An organization for a single chip calculator/controller which reduces the number of interconnections necessary in an integrated circuit chip. The single chip calculator/controller comprises an...
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4149257 |
Alarm watch equipped with electronic calculator
An electronic alarm watch having an external operation device, which comprises a timekeeping section and an electronic calculator. The timekeeping section is composed of a quartz crystal oscillator...
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4146928 |
Power up clear system for an electronic calculator or microprocessor
An electronic calculator or microprocessor system is provided with a semiconductor chip having a prechargeable and conditionally dischargeable instruction word memory, a program counter for...
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4141075 |
Method of making an electronic calculator
Electronic calculators are manufactured by affixing conductors on an insulated substrate, by attaching tape-mounted semiconductor logic and display devices to selected conductors and by...
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4120041 |
Semiconductor device for use in an electronic apparatus having a plurality of circuit boards
In a semiconductor device of the Dual In-line Plug-in Package type, input terminals for receiving, for example, key input signals derived from key input means are aligned on a side of the...
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4104728 |
Electronic apparatus equipped on a flexible substratum
An electronic apparatus principally comprising a display unit, a mechanical contact type keyboard unit and several LSI (large-scale integrated circuit) elements including a computation circuit, a...
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4104727 |
Liquid crystal display calculator construction
In an electronic calculator essentially comprising a multidigit display, a keyboard and a data processor unit, a multidigit liquid crystal display is deposited together with integral key actuators...
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4101963 |
Wristwatch calculator with interface chip
An improved wristwatch calculator has all of the active circuit elements contained on three chips mounted on the same substrate member in the watch case. A watch chip and a calculator chip each...
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4096577 |
Thin flexible electronic calculator
An electronic calculator structure comprised of a flexible printed circuit on a thin flexible dielectric material base to which are fixed a low profile solid state computing and driving elements, a...
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4093993 |
Bit-slice type large scale integrated circuit with multiple functions on a one-chip semiconductor device
Various kinds of control circuits and gate circuits are integrated on a one-chip semiconductor device to make up a bit-slice type large scale integrated circuit (LSI) with multiple functions. The...
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4090245 |
Effective digit capacity modification means for integrated circuit calculators
A large scale integrated circuit central processing unit for calculator applications generally includes at least one information storage register and means for generating a word time signal...
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4087861 |
Calculator
A calculator is provided having a display cell formed from a passive display material, regions of which are rendered visible by segmented electrodes. The display cell is driven by the application...
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4087854 |
Minicomputer system with an arithmetic control unit integrated on a one-chip semiconductor device
A minicomputer system comprising an arithmetic control unit integrated on a one-chip semiconductor device using n-channel silicon gate E/D MOS technology and a control storage separate from and...
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4084242 |
Electronic postage weighing scale
An electronic weighing scale for determining the postage value of weighed articles. The scale features easily accessible electronics for a postal rate table in stored memory. Because the postal...
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4081898 |
Method of manufacturing an electronic calculator utilizing a flexible carrier
Electronic calculators are manufactured by use of a flexible insulative carrier, the carrier being a tape-like-plastic substrate a single length of which is sufficient to manufacture a plurality of...
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4074118 |
Calculator construction
An electronic calculator disclosed herein is comprised mainly of a multi-digit liquid crystal display unit, a mechanical contact type keyboard unit and a semiconductor circuit unit including a...
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4064399 |
Electronic calculator having keyboard for entering data
An electronic calculator comprises a semiconductor integrated circuit and an input keyboard which includes the series connection of a condition switch and an operation key, thereby minimizing the...
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