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5737582 |
IC card and IC card system
An IC card and an IC card system that enable a variety of functions to be added to the IC card. A variety of functions are provided for individual key cards (sub-cards), and the individual key card...
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5734872 |
CPU interconnect system for a computer
A CPU interconnect system permits swapping of different CPUs in a computer without requiring that the different CPUs each be adapted to conform to a standard input/output bus. Translation between...
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5734840 |
PCI and expansion bus riser card
This disclosure relates to a computer system having a peripheral component interconnect (PCI) and expansion bus riser card having at least one expansion bus slot and at least one PCI slot, the...
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5727168 |
I/O card, cable connected to the I/O card, and method for saving power of I/O card
In an I/O card that can be inserted into a slot of an electronic device and supplied with electricity therefrom, a first connector can engage a connector provided in the slot of the electronic...
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5721942 |
Personal information display system for serving large capacities of general information to user-designated stations at user-designated times
A personal information display system is provided with a portable information display device for reading information to be used from a storage medium, a communication network for transmission of...
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5715422 |
Data-storage and processing card having on-board data, processing instructions, and processing memory
A data-storage and processing card has a data-storage memory and a read/write memory. Data processing instructions are stored in the data-storage memory, along with the data. The data processing...
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5715410 |
Interface circuit for supporting PCMCIA cards in an X-terminal
By providing various functions in an X-terminal, the PCMCIA card controlling interface circuit supports various I/O functions through the same PCMCIA card that is used in personal computers. It...
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5708799 |
PCMCIA autoconfigure PC card
A system for enabling a PC card to appropriately function in the 16-bit and 32-bit standard PCMCIA environments. If the 16-bit standard and the 32-bit standard requires a pin to be connected in a...
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5708833 |
Antenna cap, antenna connectors and telephone line connectors for computer devices utilizing radio a
A computer apparatus for receiving a removable communication card such as a radio card or a modem card. A radio or modem is serf-contained inside a housing of the communication card and has an...
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5696970 |
Architecture for implementing PCMCIA card services under the windows operating system in enhanced mode
An implementation of PCMCIA Card Services for the Windows operating system in enhanced mode. A Card Services dynamic linked library (DLL) was written which contains a library of C functions which...
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5691926 |
Integrated test tools for portable computer
A system for providing test tools at a remote location with a portable computer is disclosed. The system includes a peripheral interface coupled to the computer for communicating data between the...
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5692133 |
Arrangement having several functional units
The invention relates to an arrangement for running a system bus in a device such as a programmable controller. The arrangement includes a number of card slots interconnected via a system bus with...
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5678011 |
Easily-upgradable computer and CPU board therefor
An easily-upgradable computer includes a CPU board removably attached to a main board. The CPU board includes a CPU, a jump setting circuit which includes a plurality of factory-set jump switches,...
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5671367 |
Microcomputer PC-card having switching circuit for controlling access to memory based on control signals from internal microprocessor on control signals from external PC
A memory or PC-cards serve as a large capacity mass memory for replicating floppy disks and other exchangeable magnetic supports. In order to improve these cards, there is added a microprocessor...
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5671368 |
PC card controller circuit to detect exchange of PC cards while in suspend mode
A PC Card controller, adapted for use in a laptop or notebook computer, generates a fake PC Card-insertion interrupt when a CPU, included in the computer, resumes normal operation after being in a...
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5655092 |
Multiple element interface
The object of the invention is an expanded PCMCIA interface and a method for identifying such an expanded interface. According to the invention, among the power transmission pins of a standard...
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5649224 |
Integrated circuit card having contacts along the side rails and method for transferring information using the contacts
A method and apparatus for propagating signals between a PC card and a computer system. The method and apparatus includes using contacts on the card edge to route signals between the card and...
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5644730 |
Dual mode binary sensor for bus operation
A binary sensor including a binary sensing circuit, a logic circuit and an adaptive interface card adapted to matingly engage the binary sensor. The binary sensing circuit and logic circuit are...
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5640606 |
Multifunction disk chassis having audio/video buses for exclusively transmitting audio/video material and plurality of edge connector pairs for connecting with plurality of hard disk drives
A dual bus, multi-function disk chassis is provided for use as an enclosure for hard disk drives that store audio or video. The chassis allows configuration of the disk drives for either one of two...
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5634132 |
Operating system independent support for mixed voltage devices
Method and apparatus for providing operating system independent support for mixed voltage devices, particularly PC card controllers. In one aspect of the invention, a system management mode ("SMM")...
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5628637 |
Computer system SCSI adapter card including an add-in daughter board providing an external SCSI connector for modular and upgradable SCSI bus routing options
A SCSI adapter card which provides one or more internal SCSI channels and includes connectors for an optional daughter card which provides an external SCSI connector. The daughter card is a...
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5619660 |
Keying notches for side contacts on a thin form factor computer card
An integrated circuit (IC) card and corresponding computer IC card receptacle apparatus is described which provides for enhanced electrical isolation of the IC card's side contacts during...
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5613092 |
Peripheral card having an adaptive PCMCIA compliant interface
A peripheral card (109) having an adaptive PCMCIA compliant interface including either an adaptive card present or card configuration function that includes a peripheral apparatus (209) arranged...
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5613095 |
Peripheral card having independent functionally and method used therewith
A PCMCIA card having independent functionality and alternatively arranged to operate in conjunction with a host computer, that includes a peripheral apparatus (109) having an integral CPU (125), a...
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5611057 |
Computer system modular add-in daughter card for an adapter card which also functions as an independent add-in card
A daughter card for mounting to an adapter card, wherein the daughter card includes adapter card connectors for mounting to the adapter card and also an edge connector for insertion directly into a...
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5611055 |
Method and apparatus for implementing a PCMCIA auxiliary port connector for selectively communicating with peripheral devices
Circuitry and methods are provided for a standardized serial interface. The interface uses auxiliary port connector pin of a device conforming to the Personal Computer Memory Card International...
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5604872 |
Stored-program controller with means for connecting multiple plug-in functional units to a corresponding array of plug-in positions connected together by multiple address lines
An arrangement with a plurality of plug points which are interconnected via a system bus having data and control lines, address lines taken to connections of the plug points, one of which is...
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5604871 |
Modular host local expansion upgrade
A personal computer system utilizes a simplified motherboard having connectors on the motherboard that are electrically connected to data, address, control, power and ground signals necessary for...
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5603044 |
Interconnection network for a multi-nodal data processing system which exhibits incremental scalability
An interconnection network comprises a pair of backplanes for receiving X pluggable node cards. The pair of backplanes include X backplane connector groups, each backplane connector group adapted...
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5600802 |
Methods and apparatus for translating incompatible bus transactions
Circuit arrangements and methods are disclosed for upgrading an 040-based personal computer system using an optional, peripheral add-in card. In one embodiment, the present invention comprises a...
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5600801 |
Multiple function interface device for option card
A device for interfacing an expansion bus with an option card and an associated method for initializing a computer system having the option card installed on the expansion bus thereof. The...
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5596562 |
Controlling method and apparatus for supporting hard disk and/or CD-ROM drives through the PCMCIA interface
An apparatus for controlling to support hard disk and/or CD-ROM drives through the PCMCIA interface of a notebook computer system. The apparatus comprises a PCMCIA controller connected to the ISA...
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5596762 |
Small-size computer having pluggable memory unit for data protection
In a small size computer, and particularly a portable personal computer, a streaming mode tape recorder is coupled via a plug connector for data protection or backup. A plug connector via which the...
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5586270 |
Method and apparatus for upgrading a central processing unit and existing memory structure in a computer system
The computer system having a first circuit board with a processor for processing information and a slot for receiving an IC card. The slot includes multiple pins for connection to the IC card. The...
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5572688 |
Primary bus processing element with multifunction interconnection to secondary bus
An apparatus to process signals within a computer that has a primary bus including a primary bus interconnection slot and a secondary bus including a secondary bus interconnection slot is...
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5564055 |
PCMCIA slot expander and method
A PCMCIA slot expander provides a fully functional PCMCIA slot having a 32 MB address space and at least one other resource to a computer or other device having at least one PCMCIA slot. In an...
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5561817 |
Method of securely controlling direct memory access (DMA) of a shared memory by a DMA device on an expansion board
A method of securely controlling direct memory access (DMA) in a microprocessor controlled system having a CPU on a CPU board which has an address/data bus connector for selectively connecting an...
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5560022 |
Power management coordinator system and interface
A power management system and interface providing a flexible and uniform protocol for controlling power management within a computer system including various software layers and add-in components....
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5530882 |
Multi-purpose information processing system
An information processing system has a first processing apparatus and a detachably connected second processing apparatus. The first processing apparatus has an input unit for entering information...
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5522049 |
Semiconductor disk device with attachable integrated circuit cards
A semiconductor disk device that is capable of processing hardware interface utilizing the basic input/output systems of various and different standard operating systems. This capability is...
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5519851 |
Portable PCMCIA interface for a host computer
A portable PCMCIA interface for a host computer having a system bus. In one embodiment, the host computer is a SPARC based computer having an SBus and running the UNIX operating system. The PCMCIA...
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5515514 |
Peripheral processor card for upgrading a computer
Circuit arrangements and methods are disclosed for upgrading an 040-based personal computer system using an optional, peripheral add-in card. In one embodiment, the present invention comprises a...
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5495583 |
Voice bus for a computer backplane
A voice bus on a computer backplane provides point-to-point connection between a plurality of slots on the backplane to a particular slot. Connection from the plurality of slots is provided by...
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5493655 |
Method and apparatus for upgrading a data processing system from a single processor system to a multiprocessor system
A data processing system includes a first central processing unit (CPU), at least one expansion port into which additional CPUs may be inserted, and a system controller. Interrupt circuitry coupled...
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5491830 |
Automatic slot identification and address decoder arrangement
An automatic slot identification and address decoding arrangement having a motherboard for conveying address information, data and control signals to printed circuit cards. An electrical cable...
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5490279 |
Method and apparatus for operating a single CPU computer system as a multiprocessor system
A method and apparatus for upgrading a uniprocessor system to a multiprocessing system simply by the insertion of a second microprocessor integrated circuit. The computer system is provided with an...
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5488695 |
Video peripheral board in expansion slot independently exercising as bus master control over system bus in order to relief control of host computer
A video peripheral board for providing video I/O capabilities to a general purpose host computer. The video peripheral board comprises a video I/O port configured to connect a video device, a bus...
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5448699 |
Apparatus with leading edge delay circuit for selectively sending a delayed substitute version of a signal transmitted between an expansion card and a system bus
An apparatus for conditioning signals output from a computer system expansion card to a computer system board to test system board bus specifications and timing limits. The apparatus comprises two...
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5437042 |
Arrangement of DMA, interrupt and timer functions to implement symmetrical processing in a multiprocessor computer system
An arrangement of direct memory access (DMA), interrupt and timer functions in a multiprocessor computer system to allow symmetrical processing. Several functions which are considered common to all...
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5437019 |
Addressing method and apparatus for a computer system
Each card slot in a computer system receives a different ordering of address lines than each of the other card slots so that the ordering of the address lines at each card slot is indicative of its...
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