Patents
Sitemap › G06 - Computing; Calculating; Counting › G06F - Electric digital data processing › G06F 1 - Details not covered by groups and
Patents for G06F 1 - Details not covered by groups and (173,766)
01/1982
01/19/1982US4312035 Apparatus for controlling electrical power in a data processing system
01/19/1982US4311996 Hand held type electronic calculators
01/12/1982US4310802 Logical waveform generator
01/06/1982EP0043222A2 Data processing memory system
01/06/1982EP0042924A2 Data transfer apparatus
01/05/1982US4309673 Delay lock loop modulator and demodulator
01/05/1982US4309662 Circuit for rapidly resynchronizing a clock
12/1981
12/29/1981CA1115403A1 Anti-glare screen with electromagnetic interference rejection
12/22/1981US4307455 Power supply for computing means with data protected shut-down
12/22/1981CA1114956A1 Digital memory addressing system
12/15/1981US4306289 Digital computer having code conversion apparatus for an encrypted program
12/15/1981US4306190 Plural frequency signal generator
12/15/1981US4306163 Programmable single chip MOS computer
12/08/1981CA1113999A1 Data processor enclosure with tambour door
11/1981
11/24/1981US4302735 Delay line compensation network
11/18/1981EP0040088A1 Waveform synthesiser for calibrating VOR equipment
11/10/1981CA1112369A1 Video processing logic
10/1981
10/21/1981EP0038068A1 Device for fastening a monitor to a text processing station
10/21/1981EP0037850A2 A rom-based parallel digital arithmetic device
10/20/1981CA1111140A1 Power supply for computing means with data protected shut-down
10/13/1981US4295210 Power supply system for monolithic cells
10/13/1981US4294496 Portable computer enclosure
10/07/1981EP0037328A1 Adjustable carrier for avoiding light reflections on a display station
10/06/1981US4293931 Memory refresh control system
10/06/1981US4293928 Peripheral dependent circuit for peripheral controller
10/06/1981US4293927 Power consumption control system for electronic digital data processing devices
10/06/1981US4293917 Non-linear function generator
09/1981
09/30/1981EP0036418A1 Process for transforming chrominance numerical signals of an orthogonal system of colour coordinates into numerical colour signals and into saturation signals of a system of colour coordinates and transformation circuit.
09/29/1981CA1109965A1 Variable symmetry multiphase clock generator
09/22/1981US4291241 Timing signal generating circuit
09/15/1981US4290116 Method and apparatus for operating a printer
09/15/1981US4290111 Decibel addition circuit
09/15/1981CA1109158A1 Non-volatile storage module for a controller
09/09/1981EP0035345A1 A power-on reset circuit
09/08/1981US4288865 Low-power battery backup circuit for semiconductor memory
09/03/1981WO1981002480A1 Memory addressing apparatus and method
08/1981
08/25/1981CA1107864A1 Power confidence system
08/20/1981WO1981002359A1 Low-power battery backup circuit for semiconductor memory
08/20/1981WO1981002357A1 Backup power circuit for biasing bit lines of a static semiconductor memory
08/20/1981WO1981002351A1 Digital computer
08/18/1981US4285050 Electronic postage meter operating voltage variation sensing system
08/18/1981US4285044 Digital generator for producing a sinewave
08/18/1981US4285043 Power transmission controller for electronic calculators
08/12/1981EP0033631A2 Processor arrangements
08/11/1981US4283768 Signal generator
08/11/1981CA1106976A1 Synchronous control apparatus in multi-circuit system
08/05/1981EP0033007A1 Power conservation control in an electronic calculator
08/04/1981CA1106502A1 Automatic clock phase adjustment method and circuit
07/1981
07/29/1981EP0032818A2 Selectable data throughput microprocessor system and heart pacemaker including same
07/28/1981CA1106088A1 Digitally synthesized touch-tone audio signal generator
07/21/1981US4279523 Power recovery apparatus for an electric typewriter
07/14/1981US4279020 Power supply circuit for a data processor
07/14/1981US4278837 Crypto microprocessor for executing enciphered programs
07/08/1981EP0031403A2 Data processing apparatus including a time of day clock
07/01/1981EP0031276A1 Sequential pulse generator with settable frequency and application of this generator to simulate irradiation or contamination profiles on nuclear sites
06/1981
06/30/1981CA1104263A1 Apparatus for expanding memory size and direct memory addressing capabilities of digital computer means
06/25/1981WO1981001761A1 Computer work station assembly and mounting apparatus therefor
06/23/1981US4275456 Betting tickets selling and collecting system
06/16/1981US4274143 Recirculating RMS AC conversion method and apparatus
06/16/1981CA1103345A1 Digital scan converter
06/02/1981US4271404 Power supply controller in a keyboard-equipped apparatus such as an electronic calculator
05/1981
05/26/1981CA1102003A1 Power strobed digital computer system
05/20/1981EP0028817A1 Secure implementation of transition machine computer
05/14/1981WO1981001341A1 Secure implementation of transition machine computer
05/13/1981EP0028426A1 Hausing for an electronic comporator for controlling measurements
05/12/1981US4267587 Electronic timepiece circuit
05/12/1981US4267579 Digital waveform generator having constant signal to noise ratio
05/12/1981US4267577 Low power consumption integrated circuit for a combined timepiece and calculator
05/12/1981US4267555 Rotatable raster scan display
05/06/1981EP0027861A2 Typewriter including an apparatus for repositioning a printing element upon power return
05/05/1981US4266278 Portable electronic device equipped with calculation and timekeeping functions
04/1981
04/28/1981US4264962 Small-sized electronic calculator
04/28/1981CA1100195A1 Clock pulse generator with selective pulse delay and pulse width control
04/28/1981CA1100185A1 Power supply for computer peripheral device
04/22/1981EP0027432A2 Electronic data memorising circuit in a domestic electrical appliance
04/16/1981WO1981001065A1 Process for transforming chrominance numerical signals of an orthogonal system of colour coordinates into numerical colour signals and into saturation signals of a system of colour coordinates and transformation circuit
04/14/1981US4262337 Portable calculator incorporating an anti-theft feature
04/14/1981US4262329 Security system for data processing
04/08/1981EP0026326A1 Timing interval generators and method of generation
03/1981
03/31/1981CA1098324A1 No translation available
03/25/1981EP0025511A2 Control device for executing instructions
03/24/1981US4258429 Multiphase clocking for MOS electronic calculator or digital processor chip
03/18/1981EP0025330A2 Method of rewriting data in a non-volatile memory, and system therefor
03/18/1981EP0025194A2 Reset circuit for microprocessors
03/10/1981CA1097105A1 Electronic musical instrument with device for selecting tone clock numbers
03/03/1981US4254475 Microprocessor having dual frequency clock
02/1981
02/17/1981CA1095983A1 Direct digital technique for generating an ac waveform
02/11/1981EP0023752A1 Method and apparatus for accurately determining the RMS value of an unknown signal
02/11/1981EP0023693A2 Circuitry for a predetermined interruption of the processing course of a control circuit
02/10/1981US4250563 Expandable programmable controller
02/10/1981CA1095629A1 Clock system having adaptive synchonrization feature
02/05/1981WO1981000314A1 Digital waveform generator having constant signal to noise ratio
02/03/1981US4249119 Digital drive circuit for electric motor or the like
01/1981
01/28/1981EP0023124A2 Power source device for bubble memory unit
01/27/1981US4247882 Universal input/output system construction for programmable controllers
01/20/1981US4246613 Anti-glare screen with electromagnetic interference rejection
01/20/1981CA1094173A1 Digitally shaped noise generating system
01/13/1981US4245150 Power line disturbance detector circuit
01/13/1981CA1093696A1 Dynamic control of code modulated pulse transmission
01/07/1981EP0021296A1 Frequency generator for generating signalling frequencies in a multifrequency telephone apparatus
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