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Searching: cpu processor





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Patent # Description
US-4,665,494 Spectrum display device for audio signals
An input audio signal is AD converted into digital signals which are processed by a central processing unit (CPU) in which Fast Fourier Transform (FFT) operation...
US-4,665,483 Data processing system architecture
Data processing system architecture in which a central processing unit (CPU) and a plurality of input/output processors (I/OP), said I/OPs being connected in...
US-4,661,900 Flexible chaining in vector processor with selective use of vector registers as operand and result registers
A pair of processors are each connected to a central memory through a plurality of memory reference ports. The processors are further each connected to a...
US-4,654,784 Circuit arrangement for routing signals between a master-slave pair of controlling processors and several...
A plurality of switching modules, e.g. components of a digital telephone exchange, each include a pair of central processing units (CPUs) operating in...
US-4,653,111 Image data monitor apparatus
An image data monitor apparatus has a CCD for reading image data of a document, an input buffer for receiving the pixel data from the CCD, an image processor for...
US-4,653,110 Image processor system
In the image processor system of the invention, an image processor and a plurality of image memories are connected through a plurality of image buses. The image...
US-4,651,300 Word processing apparatus
A word processing apparatus comprising a word processor which prepares and edits a document by a first CPU in response to a signal received from an input unit;...
US-4,648,034 Busy signal interface between master and slave processors in a computer system
A 32-bit central processing unit (CPU) having a six-stage pipeline architecture with an instruction and data cache memory and a memory management units, all...
US-4,646,232 Microprocessor with integrated CPU, RAM, timer, bus arbiter data for communication system
A microprocessor device used as an adapter for a communications loop of the closed-ring, token-passing, local area network type. Each station on the ring has a...
US-4,641,308 Method of internal self-test of microprocessor using microcode
A microprocessor device is used in an adapter for a communications loop of the closed ring, one-way, token-passing local area network type. Each station has a...
US-4,636,942 Computer vector multiprocessing control
A multiprocessing system and method for multiprocessing is disclosed. A pair of processors are provided, and each are connected to a central memory through a...
US-4,626,986 Processor having plural initial loading programs for loading different operating systems
An information processor with a read only memory ROM stores a plurality of initial program loader (IPL) programs. The ROM memory has address inputs divided into...
US-4,623,986 Memory access controller having cycle number register for storing the number of column address cycles in a...
This device permits the distribution of the access to a RAM memory RAM (14) among a plurality of users (U1, U2, U3), the access being effected in an asynchronous...
US-RE32,286 Apparatus for electronically controlling internal combustion engine
An apparatus for electronically controlling an internal combustion engine of automobiles, in which a processor comprising a CPU, a RAM and a ROM is determined to...
US-4,620,186 Multi-bit write feature for video RAM
In a video display system having a video random access memory (RAM) including a plurality of color memory banks, with one memory bank for each of the primary...
US-4,617,554 Keyboard scanning
A multi-key keyboard is scanned at high speed in such a manner as to substantially reduce erroneous key entries caused by the simultaneous engagement of more...
US-4,610,013 Remote multiplexer terminal with redundant central processor units
An approach is disclosed for accomplishing redundancy in the central processor units of a remote multiplexer terminal (RMT). Through execution of a stored...
US-4,591,976 Multiple task oriented processor
The computer system for missile guidance comprises five parallel processors interconnected by a global bus; with each processor having its own CPU, program...
US-4,590,550 Internally distributed monitoring system
The disclosure provides an embedded hardware/software monitor for a data processing system. It embeds and distributes a plurality of instrumentation table units...
US-4,589,089 Computer-peripheral interface for a game apparatus
A home computer system provides a video processor for use with a television receiver. The video processor can selectively perform a variety of modifications to...
US-4,587,612 Accelerated instruction mapping external to source and target instruction streams for near realtime injection...
If a predetermined field (FIG. 3/27) within a source instruction indexes and accesses a body of control information from memory (FIG. 2/5), and if control...
US-4,584,663 Apparatus for power-on data integrity check of inputted characters stored in volatile memory
A memory data coincidence device includes a volatile read write memory connected to a main power source and auxiliary backup power source, and a keyboard for...
US-4,584,648 Post office window system with programmable prompts
A Post Office Window System having two modes of operation and comprising a scale having a load cell for providing an analog output proportional to the weight of...
US-4,574,349 Apparatus for addressing a larger number of instruction addressable central processor registers than can be...
Each of a plurality of stored pointers identifies and accesses one of a plurality of hardware registers in a central processing unit (CPU). Each pointer is...
US-4,572,506 Raster line comparator circuit for video game
A comparator circuit incorporated into a video game device and operated responsive to first and second non-overlapping clock pulses can be used to compare...
US-4,571,675 Microprocessor device with integrated auto-loaded timer
A microprocessor device with an on-chip integrated auto-loaded timer is used in an adapter for a communications loop of the token-passing local area network...
US-4,566,127 Complex system having the functions of optical character reader and facsimile
A complex system in which the functions of OCR (optical character reader) and facsimile are combined by a CPU (central processor unit). The complex system...
US-4,558,412 Direct memory access revolving priority apparatus
In a terminal system comprising a central processor subsystem, a memory subsystem and a plurality of peripheral subsystems, all connected in common to a system...
US-4,556,952 Refresh circuit for dynamic memory of a data processor employing a direct memory access controller
In a data processing system including a dynamic RAM (14) and a programmable, prioritized direct memory access (DMA) controller (16) having a plurality of...
US-4,553,201 Decoupling apparatus for verification of a processor independent from an associated data processing system
In a data processing system having a plurality of CPUs, each CPU is operatively connected to other portions of the data processing system through a system...
US-4,546,690 Apparatus for displaying musical notes indicative of pitch and time value
An input audio signal is analog-to-digital (AD) converted into digital data which is processed by a central processing unit (CPU) for determining pitch of each...
US-4,545,068 Image processing system
An image processing system is disclosed which includes: a control computer which has a CPU and a main memory therein; and an image memory section which is...
US-4,525,624 Data logging device
To allow a salesman to record data relating to merchandise items which are to be ordered, a logging device comprises a casing in which are housed a keyboard, a...
US-4,523,055 Voice/text storage and retrieval system
The Voice/Text Storage System provides for the storage of digital data and digitized voice signals and is particularly suited for applications such as voice mail...
US-4,519,028 CPU with multi-stage mode register for defining CPU operating environment including charging its communications...
A central processor unit (CPU) is capable of being connected in data processing systems having diverse logical operating characteristics. The CPU contains an...
US-4,517,656 Programmable game with virtual CPU's sharing ALU and memory for simultaneous execution of independent game inputs
A two player game apparatus includes the inputs for the first and second player, together with display for each player with a common display for providing the...
US-4,510,840 Musical note display device
An input audio signal is AD converted into digital data which is processed by a central processing unit (CPU) in which Fast Fourier Transform (FFT) operation and...
US-4,503,511 Computing system with multifunctional arithmetic logic unit in single integrated circuit
A computing system includes a central processor unit (CPU) in combination with external memory units. The CPU includes an arithmetic logic (ALU), an instruction...
US-4,503,497 System for independent cache-to-cache transfer
The disclosure provides a plurality of embodiments for controlling the bus paths for a line of data from any cache in a multiprocessing system (MP) to any...
US-4,489,380 Write protected memory
An interactive terminal includes a central processor unit (CPU) having a microprocessor and a random access memory (RAM). Signals from the microprocessor place...
US-4,485,440 Central processor utilization monitor
Data relative to code instruction use of a central processor unit (CPU) is collected by accumulating counts of code instructions to be executed upon termination...
US-4,484,263 Communications controller
An intelligent asynchronous controller (IAC) for use in operably coupling a plurality of asynchronous input/output (I/O) devices to a host central processing...
US-4,482,955 Data transfer system for data entry system
A data transfer system in which a data entry system is converted from manual operation to automatic reading in a computer system, thereby to save time in the...
US-4,476,524 Page storage control methods and means
The embodiment provides an independent data bus path between a random access page storage (PS), and a main storage (MS), wherein this independent data bus does...
US-4,475,195 Apparatus for microprocessor address bus testing
An address bus of a central processor unit (CPU) is tested by generating repetitive "no operation" (NO OP) instructions. A microprocessor in the CPU receives the...
US-4,475,172 Audio/visual home computer and game apparatus
A home computer system provides a video processor for use with a television receiver. The video processor can selectively perform a variety of modifications to...
US-4,471,432 Method and apparatus for initiating the execution of instructions using a central pipeline execution unit
A method and a central execution pipeline unit for initiating the execution of instructions of a synchronous central processor unit (CPU) of a general-purpose...
US-4,471,348 Method and apparatus for simultaneously displaying data indicative of activity levels at multiple digital test...
A digital test point monitoring system for continuously monitoring n digital test points (where "n" is any desired whole integer)--test points which may, for...
US-4,469,071 Device for controlling the fuel-feed to an internal combustion engine
A control device for the fuel feed actuators of an internal combustion engine comprises a detector for detecting a first engine parameter (e.g. engine RPM),...
US-4,456,972 Keyboard identification sequence
In combination with a host processor CPU, means are provided to a standard computer terminal keyboard to reconfigure an identity change of the keyboard for...
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