Patents
Patents for G06F 1 - Details not covered by groups and (173,766)
09/1992
09/01/1992US5144585 Supply voltage converter for high-density semiconductor memory device
09/01/1992US5144571 Direct digital synthesizer with feedback shift register
09/01/1992US5144290 Display unit attachment device
09/01/1992US5144255 Multiple synchronized agile pulse generator
09/01/1992US5144161 Logic circuit for switching noise reduction
08/1992
08/27/1992DE4204326A1 Solar cell battery pack for lap-top or note-book computer - has cover with solar cells on inner and outer surfaces for maximum charge effect
08/27/1992DE4141615A1 Digital signal transformation method - using look-up table holding nonlinear function addressed using most significant bits of word extracted from input signal
08/26/1992EP0500461A1 Device for the detection of the logical state of a component, whose impedance varies according to it's state
08/26/1992EP0499615A1 Computer case
08/26/1992CN2114191U Self-connected computer card bed unit
08/26/1992CA2104788A1 Hand-held data capture system with interchangeable modules and interactive control circuits
08/26/1992CA2061056A1 Method for controlling processor clock signal and information processing system
08/25/1992US5142684 Power conservation in microprocessor controlled devices
08/25/1992US5142565 Controller for managing data communication with a host computer for the purpose of user verification by voice processing
08/25/1992US5142487 Numerically controlled oscillator
08/25/1992US5142447 Grounding apparatus for rail-mounted devices employed in a computer
08/25/1992US5142446 Apparatus for securely attaching and detaching portable computer terminals to portable optional devices
08/25/1992US5142217 Synchronizable power supply controller and a system incorporating the same
08/25/1992US5142167 Encoding for simultaneous switching output noise reduction
08/25/1992US5142165 Power off/on delay circuit to prevent lockout
08/25/1992CA1306795C Thermal transfer bag
08/25/1992CA1306775C Circuit synchronization system
08/20/1992WO1992014203A1 Monitor with detachable module for providing diverse functionality
08/19/1992EP0499564A2 Method and apparatus for automatic power removal in a data processing system
08/19/1992EP0499288A2 A pulse-width modulation device
08/19/1992EP0499178A1 System clock switching mechanism for microprocessor
08/19/1992EP0498895A1 Semiconductor integrated circuit
08/19/1992EP0463001A4 Locking mechanism and support legs for removable display assembly
08/19/1992CN2113514U Portable computer connecting extending device
08/19/1992CN1063767A Battery operated computer power management system
08/19/1992CN1063766A Power management initialization for computer operable under plurality of operating systems
08/18/1992US5140688 GaAs integrated circuit programmable delay line element
08/18/1992US5140540 Delay equalization emulation for high speed phase modulated direct digital synthesis
08/18/1992US5140539 Electronic apparatus having key input means and key activated interruption signals
08/18/1992US5140197 Filtered detection plus propagated timing window for stabilizing the switch from crystal to ring oscillator at power-down
08/18/1992US5140184 Clock feeding circuit and clock wiring system
08/18/1992US5140183 Rush current prevention circuit
08/18/1992US5140178 Reset circuit for microcomputer
08/18/1992US5140138 Battery operated personal terminal apparatus
08/18/1992US5139439 Portable computer with detachable cartridge type interface device
08/18/1992CA1306546C Dual zone, fault tolerant computer system with error checking on i/o writes
08/13/1992DE4103935A1 Transfer of computer programs from optical mass storage device to computer - with program descriptions using control mechanism supplied with password-controlled information for releasing programs for operation
08/13/1992DE4103173A1 Device for protecting against unauthorised use of software - contains external data generator providing input to computer dependent on output from it, which detects manipulation attempts
08/12/1992EP0498646A2 Power unit and power connecting method
08/12/1992EP0498556A2 Retaining device for electronic apparatus
08/12/1992EP0498450A2 Serial clock generating circuit
08/12/1992EP0498321A1 Method and device for producing a high frequency modulated electric signal
08/12/1992EP0498307A2 Information processing apparatus
08/12/1992EP0498118A2 Fault monitoring circuit
08/12/1992EP0498013A1 Circuit arrangement for generating a clock signal with a phase calculating unit
08/12/1992EP0485417A4 Layered protection system for computer's hard disk
08/12/1992EP0479887A4 Computer power management system
08/12/1992CN2112858U Drawer and pen type computer
08/12/1992CN1063565A Battery operated computer operation suspension in response to environmental sensor inputs
08/12/1992CN1063564A Automatic device configuration for dockable portable computers
08/12/1992CN1017836B Microcomputer multichannel and multiple electric parameters transducer
08/11/1992US5138712 Apparatus and method for licensing software on a network of computers
08/11/1992US5138707 Method of operating a timer in a digital data processing system
08/11/1992US5138565 Shielded electronic apparatus having a removable shielded display
08/11/1992US5138529 Supportive ground clip for computer system board
08/11/1992US5138526 Interface slot and speaker seat structure for a mother board
08/11/1992US5138525 Multi-purpose strut for digital computer chassis
08/11/1992US5138523 Digitizer tablet having cooling apparatus with base and integrated heat sink
08/11/1992US5138328 Integral diversity antenna for a laptop computer
08/11/1992US5138142 Ic card with improved power supply switching circuitry
08/11/1992US5136856 Cooling system
08/11/1992CA1306318C Computer and telephone apparatus with user friendly computer interface and enhanced integrity features
08/09/1992CA2060853A1 System clock switching mechanism for microprocessor
08/06/1992WO1992013307A1 Method and device for monitoring computer manipulations
08/06/1992WO1992013305A1 Synchronization of hardware oscillators in a mesh-connected parallel processor
08/05/1992EP0497502A2 Integrated keyboard and pointing device system with automatic mode change
08/05/1992EP0497474A2 Battery operated computer operable under a plurality of operating systems
08/05/1992EP0497441A2 Improved microprocessor synchronous timing system
08/05/1992CN2112174U Electronic device with keyboard
08/04/1992US5136644 Portable electronic device for use in conjunction with a screen
08/04/1992US5136468 Modular computer chassis
08/04/1992US5136466 Mounting device for detachably mounting a plurality of computer peripherals
08/04/1992US5136465 Personal computer with tandem air flow dual fans and baffle directed air cooling
08/04/1992US5136434 Computer terminal operators protective device #2
08/04/1992US5136327 Power control circuit for cameras
08/04/1992US5136231 Ni-cad battery charge rate controller
08/04/1992US5136180 Variable frequency clock for a computer system
08/04/1992CA1306034C Security enclosures
07/1992
07/30/1992DE4201133A1 Microcomputer system with current saving device for peripherals - isolates microprocessor from external bus and switches off peripherals after executive program transfer to internal memory
07/29/1992EP0496536A2 Battery operated computer power management system
07/29/1992EP0496535A2 Automatic device configuration for dockable computers
07/29/1992EP0496534A2 Battery operated personal computer
07/29/1992EP0496383A2 Data input and display apparatus
07/29/1992EP0496344A1 Device for the authorisation of the use of an apparatus with an actuating unit
07/28/1992US5134703 External clock unit for a computer
07/28/1992US5134700 Microcomputer with internal ram security during external program mode
07/28/1992US5134636 Synchronization circuit for a synchronous switching system
07/28/1992US5134580 Computer with capability to automatically initialize in a first operating system of choice and reinitialize in a second operating system without computer shutdown
07/28/1992US5134390 Method and apparatus for rotatable display
07/28/1992US5134245 Lap-top computer operators protective device
07/23/1992WO1992012485A1 Devices to (1) supply authenticated time and (2) time stamp and authenticate digital documents
07/23/1992CA2059498A1 Data input and display apparatus
07/22/1992EP0495660A1 Multi-amplitude sampling generating apparatus and method
07/22/1992EP0495040A1 Apparatus and method for reducing repetitive or maintained stress injuries.
07/22/1992EP0495003A1 Keyless flat panel portable computer - computer aided notebook