Matches 301 - 350 out of 368 < 1 2 3 4 5 6 7 8 >
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4441167 Reprogrammable read only memory  
A memory is provided having a plurality of addressable memory elements, each one thereof having a first programmable device electrically coupled to a second programmable device, the first...
4426686 Read-only memory device  
A read-only memory device in which the presence or absence of a MOS transistor in a memory cell located at each intersection between word lines and bit lines is disclosed. In this device, when data...
4415992 Memory system having memory cells capable of storing more than two states  
A memory system having a plurality of memory cells each capable of storing more than two states also has a reference voltage generator which is used to determine the state stored in a selected...
4402065 Integrated RAM/EAROM memory system  
An integrated circuit memory including a random memory (RAM) and a plurality of electrically alterable read only memories (EAROMS) having common controls. The data input for the RAM is either the...
4402043 Microprocessor with compressed control ROM  
A single-chip microprocessor device of the MOS/LSI type contains an ALU, several interal busses, a number of address/data registers, and an instruction register with associated control decode or...
4384345 Read-only memory device  
A read-only memory device comprising first and second memory cell areas is disclosed. In the first memory cell area, the presence or absence of a transistor represents the binary data "0" or "1",...
4319341 Programming circuit for permanently storing data in a programmable read only memory  
A program circuit for permanently storing data into a programmable read only memory. A programming current (received from an external source) is connected to the selected bit line through a...
4302809 External data store memory device  
A device for use with a digital computer for storing standard software used by the computer and modifying the address portions of the standard software prior to transmission to the computer. The...
4293783 Storage/logic array  
A storage/logic array (SLA). In a programmable form (PSLA), the array includes a set of parallel, programmably segmentable column conductors and an orthogonal set of programmably segmentable row...
4277836 Composite random access memory providing direct and auxiliary memory access  
An improved random access memory permits non-CPU involved, direct access for data read out to a portion of memory - as for information display purposes. The composite memory (and thereby also...
4276617 Transistor switching circuitry  
A transistor logic circuit wherein a selector is coupled to a pullup resistor and output sense amplifier through an isolation transistor. The selector includes a plurality of transistors having...
4206507 Field programmable read only memories  
A field-programmable read only memory which is programmed by means of flying-lead connections, and which is therefore easily re-programmed. The device can be provided with interface circuits such...
4161790 Programmable modular electronic register and method of implementing same  
A programmable multi-digit register loads plural bits of fixed binary information, represented by a pattern of short or open circuit connections, onto a printed electronic circuit board or the...
4152778 Digital computer memory  
A digital computer memory made up of a plurality of read only memory components arranged in a matrix of rows and columns. The outputs of the columns of memory components are connected to a voltage...
4152627 Low power write-once, read-only memory array  
This disclosure relates to a low power write-once, read-only semiconductor memory (PROM or programmable read only memory) array wherein the semiconductor resistors located in the word line decoder...
4144587 Counting level "1" bits to minimize ROM active elements  
A semiconductor memory device, wherein a logic level-converting circuit is provided on a chip on which a mask read only memory (M-ROM) is formed; where more than half the number of information bits...
4138738 Self-contained relocatable memory subsystem  
An apparatus for use as part of a computer system's external memory for storing a subprogram used by the computer and modifying selected data words read from the apparatus prior to transmission to...
4128900 Programmable read only memory for electronic engine control  
An electronic engine control system comprises a central microprocessor integrated circuit, a program memory integrated circuit, and a programmable read only memory integrated circuit. The central...
4122547 Complementary FET drivers for programmable memories  
A memory having a P channel device for each storage element, complementary FET inverters as row drivers for reading and complementary FET devices connected in series as column drivers for reading....
4070651 Magnetic domain minor loop redundancy system  
A magnetic domain memory system is provided that includes magnetic domain data chips having a major-minor loop organization wherein the system may include data chips having one or more defective...
4039785 Computer controlled article handling system  
An article handling system including means for moving articles from one position to another and including computer means for controlling a plurality of functions of said article handling means...
4040029 Memory system with reduced block decoding  
Memory module construction including separate internal block decoders and system for utilization. Some of the memory modules in a multi-module memory system include a block address decoder...
4034355 Holographic digital data processing system with sequential data storage and retrieval  
A holographic digital data processing system is described in which the data is stored holographically in a recording medium with the data insertable and retrievable in a sequential manner. A...
3983544 Split memory array sharing same sensing and bit decode circuitry  
A split random access memory array is integrated with a read only storage array and shares the same sense and bit decode circuitry. Each bit line of the integrated array is provided with an...
3967251 User variable computer memory module  
A memory module containing addressable memory devices, and the circuits necessary to address and drive these devices, is configured so that a trade-off between memory size and word length can be...
3959783 Control store unit addressing device  
An addressing device is described for a control store comprised of a read-only storage portion and a read-write storage portion, each divided in addressable microprogram sectors and both accessible...
3936812 Segmented parallel rail paths for input/output signals  
This specification describes an orderly arrangement of input and output lines for a programmable logic array chip (PLA). In the arrangement, a plurality of parallel current conducting lines called...
3924246 Ultraviolet-transmitting window  
An ultraviolet-transmitting glass window assembly comprising a metalic mounting ring containing an ultraviolet-transmitting glass is made by placing a preformed ultraviolet-transmitting glass...
3872452 Floating addressing system and method  
Floating addressing system and method wherein addressable units, such as storage cards, with different numbers of addresses constituting integral multiples of a basic number (e.g., 4k, 8k, 12k) are...
3868652 MULTI-LAYER FERROELECTRIC OPTICAL MEMORY SYSTEM  
An optical memory system utilizes a multi-layer ferroelectric optical memory or storage apparatus. Storage apparatus has plural storage locations, each of which includes a mutually-exclusive...
3835458 DIE TEMPERATURE CONTROLLED PROGRAMMING OF IC MEMORY DEVICE  
The programming pulse rate of an integrated circuit memory array such as a voltage stressed programmable read only memory is controlled by sensing the temperature of the IC die. The memory device...
3810122 READ ONLY MEMORY APPARATUS  
A read-only memory apparatus which incorporates a novel data storing means preferably in the form of a rotatable disk. The code impressed on the disk is not related to shaft position information....
3774171 READ ONLY MEMORY ORGANIZATION  
A read only memory is provided which minimizes the number of solid state elements required by having these elements represent the fewer number of binary states in each digit line. Inverter means...
3774170 FIXED DATA MEMORY UTILIZING SCHOTTKY DIODES  
A fixed data memory utilizes Schottky diodes. The cathodes of the diodes are guided together, for one row or column, over a buried layer.
3772659 METHOD AND APPARATUS FOR FORMING CERTAIN PULSE SEQUENCES  
A method of, and apparatus for, producing certain pulse sequences, wherein each pulse sequence which can be produced is associated at a first address with an order number and the pulse sequence...
3753242 MEMORY OVERLAY SYSTEM  
A read only memory (ROM) and a random access memory (RAM) overlayed to provide for three modes of operation: (1) ROM enabled, RAM disabled except as indicated by a control memory; (2) ROM disabled,...
3735367 ELECTRONIC RESISTANCE MEMORY  
A resistance value represents a digit. A voltage difference applied across each resistance in predetermined sequence produces a current inversely proportional to the resistance value. This current...
3727195 METHOD AND SYSTEM FOR READ ONLY MEMORY  
A read only memory and a system and method for producing the read only memory. An optical writer which may be controlled by a magnetic medium such as tape or disc, computer or direct input by...
3715735 SEGMENTIZED MEMORY MODULE AND METHOD OF MAKING SAME  
A method of utilizing a memory array or module containing inoperative memory cells or bits is accomplished by electrically segmentizing the memory module and then permanently isolating the...
3714638 CIRCUIT FOR IMPROVING OPERATION OF SEMICONDUCTOR MEMORY  
A pair of cross-coupled transistors connected to the two sense lines of an array of memory cells clamp one sense line to a low signal level in response to a high signal level on the other sense line.
3691538 SERIAL READ-OUT MEMORY SYSTEM  
There is disclosed a read-only memory system which is constructed from integrated circuits. Each integrated circuit is responsive to a serial-by-bit address signal and provides a serial-by-bit...
3688279 DATA STORAGE SYSTEM  
A memory arrangement, including a plurality of memory elements which are capable of emitting output signals of different potentials in accordance with the stored information, which can be...
3678476 READ-ONLY RANDOM ACCESS SERIAL MEMORY SYSTEMS  
A plurality of words each having a variable word length is stored in a memory by selectively connecting input lines for each of the words to storage elements corresponding to each bit position of...
3665426 ALTERABLE READ ONLY MEMORY ORGANIZATION  
An alterable read only memory organization is provided having a relatively inexpensive master read only memory which is capable of handling system data storage requirements. A smaller capacity,...
3659275 MEMORY CORRECTION REDUNDANCY SYSTEM  
A system is described in which at least one read-only memory having permanently stored data therein is accessed in parallel with a correction or redundant memory element. The data from the...
3653005 MECHANICAL STORAGE MEANS FOR REPERTORY DIALER  
Mechanical storage apparatus for a repertory dialer including a pair of conductor bearing boards with contacts selectively interconnecting the conductors on one board with the conductors on the...
3631536 REGISTER SYSTEM MEMORY MODULES  
Interchangeable memory modules for electronic in-out register systems, each module having a plurality of memories uniquely addressable from remote stations for control and interrogation of the...
3619585 ERROR CONTROLLED AUTOMATIC REINTERROGATION OF MEMORY  
If an error is detected while reading data from a particular location in a memory, that same location is automatically reread a given number of times. If an error does not occur during the reread...
3609713 DATA ENTRY MEANS  
An electrooptical data entry device for translating data, which may be manually entered, as from a keyboard, into electrical signals. A plurality of radiation-emitting elements are located in a...
3609708 OPTIMIZED READ ONLY MEMORY USING TAG BITS  
Word length limitations on "read only" memories due to limited driving capability of a single word driver and the limitations upon the number of words which can be stored due to the limited number...
Matches 301 - 350 out of 368 < 1 2 3 4 5 6 7 8 >