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)
09/1979
09/25/1979CA1063188A1 Arrangement for the generation of pulse trains for charge-coupled circuits
09/19/1979EP0003963A1 Field effect transistor protection circuit and its use in clock phase generators
09/18/1979US4168396 Microprocessor for executing enciphered programs
09/11/1979US4167780 Data processing unit having scan-in and scan-out means
09/11/1979CA1062373A1 Peripheral device controller for a data processing system
08/1979
08/21/1979US4165490 Clock pulse generator with selective pulse delay and pulse width control
08/14/1979US4164786 Apparatus for expanding memory size and direct memory addressing capabilities of digital computer means
08/14/1979US4164629 Time base for synchronous generation of frame and clock pulses
08/07/1979US4164022 Electronic digital arctangent computational apparatus
08/07/1979US4164020 Programmable sound synthesizer
07/1979
07/25/1979EP0003152A1 Battery back-up system for a data processor
07/17/1979US4161787 Programmable timer module coupled to microprocessor system
07/17/1979US4161627 Method of and system for generating digital test signals
07/03/1979US4160273 Digital memory addressing system
07/03/1979CA1057860A1 Two mode harmonic and nonharmonic phase detector
06/1979
06/27/1979EP0002579A1 A method of creating a secure data file
06/26/1979US4159527 Wave generator
06/26/1979CA1057407A1 Automatic clock tuning and measuring system for lsi computers
06/13/1979EP0002390A1 Method for cryptographic file security in multiple domain data processing systems
06/12/1979US4158220 Printed circuit card construction
06/05/1979CA1055690A1 Training machine for keyboards
05/1979
05/08/1979US4153941 Timing circuit and method for controlling the operation of cyclical devices
04/1979
04/17/1979US4150435 Tape recorder with display function
04/10/1979US4149027 TV game cartridge and method
04/03/1979US4147891 Arrangement for distribution of clock signals
03/1979
03/20/1979US4145761 Ram retention during power up and power down
03/13/1979US4144580 Electronic apparatus incorporating a power savings feature
03/13/1979US4144448 Asynchronous validity checking system and method for monitoring clock signals on separate electrical conductors
03/13/1979US4144447 Interval timer
03/06/1979US4143417 Portable data-gathering apparatus formed by modular components having operate-standby modes
03/06/1979US4143283 Battery backup system
02/1979
02/27/1979US4142245 Multi-frequency digital wave synthesizer for providing analog output signals
01/1979
01/30/1979US4137563 Circuitry for reducing power dissipation in equipment which operates in synchronism with clock pulses
01/30/1979CA1047637A1 Multi-layer panel board with single-in-line package for high speed switching logic
01/16/1979US4135240 Protection of data file contents
01/09/1979US4134073 Clock system having adaptive synchronization feature
01/09/1979US4134072 Direct digital frequency synthesizer
01/02/1979US4133032 Crane load indicating arrangement
01/02/1979US4132871 Digitally synthesized multi-frequency signal generator
12/1978
12/26/1978US4131942 Non-volatile storage module for a controller
12/19/1978US4130866 Data processor having a circuit structure suitable for fabrication in LSI form
12/05/1978US4128201 Synchronizing means
11/1978
11/14/1978US4125898 Digitally shaped noise generating system
11/07/1978US4124898 Programmable clock
11/07/1978CA1042107A1 Complex analog waveform generator
10/1978
10/31/1978CA1041669A1 Circuit for transforming rectangular coordinates to polar coordinates
10/31/1978CA1041615A1 Multiple phase clock generator
10/24/1978US4122541 Non-volatile memory device
10/24/1978US4122513 Power control device
10/10/1978US4120021 Cooling system for electronic assembly
10/03/1978CA1039851A1 Timing control in semiconductor memory systems
09/1978
09/12/1978US4114189 Digital signal synthesis system
09/05/1978US4112501 System and method for loading computer diagnostic programs
09/05/1978US4112380 Clock sequencing apparatus having more states than clock phase outputs
09/05/1978US4111090 Noise reduction circuit for a digital tone generator
08/1978
08/22/1978CA1037131A1 Digital electrocardiogram waveform generator
08/15/1978US4107596 Efficient bidirectional power converter for portable data gathering apparatus
08/08/1978US4106021 Polar to rectangular coordinate converter
08/08/1978US4105978 Stretch and stall clock
08/08/1978US4105939 Direct digital technique for generating an AC waveform
07/1978
07/25/1978US4103187 Power-on reset semiconductor integrated circuit
07/11/1978US4100494 Dynamic control of code modulated pulse transmission
07/04/1978US4099109 Digital apparatus for synthesizing pulse width modulated waveforms and digital pulse width modulated control system
07/04/1978US4099068 Power supply interruption detecting circuit
06/1978
06/20/1978US4096566 Modular signal processor having a hierarchical structure
06/20/1978US4096560 Protection circuit to minimize the effects of power line interruptions on the contents of a volatile electronic memory
06/13/1978US4095275 Pulse width modulated sine cosine generator
06/13/1978US4095267 Clock pulse control system for microcomputer systems
06/13/1978US4095265 Memory control structure for a pipelined mini-processor system
06/13/1978US4095093 Synchronous state counter
06/06/1978US4093995 Random access memory apparatus for a waveform measuring apparatus
05/1978
05/16/1978US4090236 N-channel field effect transistor integrated circuit microprocessor requiring only one external power supply
04/1978
04/25/1978US4086626 Microprocessor system
04/18/1978US4085311 Memory device with error prevention of data during power failure
04/11/1978US4084262 Digital monitor having memory readout by the monitored system
04/11/1978US4084250 Modular assembly for an electronic computer
04/11/1978US4084233 Microcomputer apparatus
04/11/1978US4084232 Power confidence system
04/11/1978US4084214 Modular housing for electronic apparatus
04/11/1978US4084213 Portable keyboard/display terminal
03/1978
03/28/1978US4081662 Clock supervision in digital systems
03/21/1978US4080576 Tow mode harmonic and nonharmonic phase detector
03/14/1978US4079454 Data processing system using read-only-memory arrays to provide operation in a plurality of operating states
03/14/1978US4079418 Power supply unit for data viewing devices
03/07/1978US4078250 Log-antilog conversion for a digital radar system
03/07/1978US4078192 Synthesizer for multiphase waveforms
02/1978
02/28/1978US4077063 Apparatus for rapidly determining the trigonometric functions of an input angle
02/28/1978US4076965 Universal receiver/sender
02/21/1978US4075692 Data path configuration for a data processing system
02/21/1978US4074851 Method of level sensitive testing a functional logic system with embedded array
01/1978
01/24/1978US4070630 Data transfer synchronizing circuit
01/10/1978US4068095 Portable terminal with self-contained collapsible stand
12/1977
12/27/1977US4065736 Amplitude and phase programmable acoustic surface wave matched filter
12/27/1977US4065663 Rate/time computer and control device
12/20/1977US4064399 Electronic calculator having keyboard for entering data
12/13/1977US4063308 Automatic clock tuning and measuring system for LSI computers
12/13/1977US4063109 Clock pulse system
12/13/1977US4063080 Method of propagation delay testing a level sensitive array logic system
12/13/1977US4063078 Clock generation network for level sensitive logic system
12/06/1977US4061933 Clock generator and delay stage
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