Patents

Searching:





Search by keyword, patent number, inventor, assignee, city or state:




Patent # Description
US-5,365,505 Information reproducing device
An information reproducing device in accordance with the present invention has at least a differentiating zero-cross detection circuit that differentiates analog...
US-5,365,504 Optical disk apparatus, and construction of optical disk
An optical disk apparatus is provided which includes an incident light optical system which causes a light beam, having a wavefront aberration in which an odd...
US-5,365,503 Digital recording and reproducing apparatus
Cue and review functions are provided sufficiently for a digital recording and reproducing apparatus having a speed of reading information recorded in a...
US-5,365,502 Optical disc player having a resume function
An optical disc player which is comprised of a reproducing unit for reproducing an information recorded on an optical disc, a display unit for displaying...
US-5,365,501 Information recording and reproducing device
An information recording and reproducing device records, erases and reproduces information on and from a memory device. The memory device has pre-format...
US-5,365,500 Key control method and control device for a cassette tape recorder
A cassette tape recorder including input key means having one or more keys, each key capable of representing a plurality of functions selectable by the user to...
US-5,365,499 Clock with lid-activated snooze alarm
A snooze alarm clock having a housing including a depressible snooze actuator in the housing and movable between an off position and an on position. The clock...
US-5,365,498 Sundial-like timepiece
A sundial-like timepiece comprising a conventional clock mechanism including a surface having a plurality of time interval markings inscribed thereon. A light...
US-5,365,497 Silent electromagnetic alarm
A non-acoustic alarm intended to equip a device supplying information such as time information. Such alarm includes motor means (24) which can be electrically...
US-5,365,496 Potty trainer timepiece
A device for time conditioning children. The device comprises an alarm circuit for producing an alarm signal, an alarm timer for timing an alarm interval and...
US-5,365,495 Clock device including hour, decade and unit minute stations
A clock device utilizing a hollow housing having stackable--columnar--first, second and third stations, each having a blinking light emitting diode (LED)...
US-5,365,494 Radio alarm clock with reminder capability
A Radio Alarm Clock With Reminder Capability provides an electronic alarm clock with message storing, editing, displaying and scheduling and an audio receiver...
US-5,365,493 Air gun
The invention provides an air gun responsive to a supply of compressed gas, which facilitates rapid acceleration of a shuttle member to selectively actuate the...
US-5,365,492 Method for reverberation suppression
A method for reducing the effects of reverberation on noisy seismic wavefields recorded from within a moisture-laden environment. The wavefield manifests itself...
US-5,365,491 Marine seismic bottom geophone coupling and anchor
A marine seismic bottom geophone anchor and coupling device comprising two rectangular fabric sections attached along their edges and along a plurality of lines...
US-5,365,490 Method and system for reducing drag on a body moving through a fluid medium
A method of detecting the onset of turbulence in connection with a body mng through a fluid medium and of reducing body drag and as well reducing the amount of...
US-5,365,489 Dual port video random access memory with block write capability
A dual port video random access memory device operates as a dual port by adding a serial access memory portion to a dynamic random access memory portion. A block...
US-5,365,488 Data reading circuit having a clamping circuit for clamping a pair of data buses to predetermined potentials
A data reading circuit of the present invention comprises a pair of data buses supplied with complementary potentials respectively, a first reference voltage...
US-5,365,487 DRAM power management with self-refresh
A DRAM furnishes power management circuits that remove power from circuits on the DRAM that are not necessary for self-refresh and that turn on and off other...
US-5,365,486 Method and circuitry for refreshing a flash electrically erasable, programmable read only memory
A method and apparatus for flash EEPROM refresh is provided in which the control gate of a particular memory cell is read at an elevated control gate voltage...
US-5,365,485 Fifo with fast retransmit mode
A clocked first-in first-out (FIFO) memory includes interleaved dual-port static random access memories (SRAM's) 32 and 36. The FIFO has status flags 44 to...
US-5,365,484 Independent array grounds for flash EEPROM array with paged erase architechture
An improved architecture for an array of flash EEPROM cells with paged erase is provided. The array is formed of a plurality of half-sectors. In each sector, the...
US-5,365,483 Random access memory architecture including primary and signal bit lines and coupling means therefor
A differential latching inverter uses a pair of cross-coupled inverters having a skewed voltage transfer function to rapidly sense a differential signal on a...
US-5,365,482 Semiconductor memory device with provision of pseudo-acceleration test
In a semiconductor memory device including memory cells connected to word lines, one of the word lines is selected by a word line selecting circuit. A word line...
US-5,365,481 Semiconductor memory device having test mode and method of setting test mode
A semiconductor memory device according to the present invention includes a memory cell array, internal circuits for reading and writing of data of the memory...
US-5,365,480 Memory cells and a memory apparatus using them
A device is provided for static random access memories (SRAM's), including an apparatus capable of executing more than one kind of logical operation for each...
US-5,365,479 Row decoder and driver with switched-bias bulk regions
A novel row decoder/driver circuit in which switched bias voltages are applied to the bulk regions in order to minimize the maximum voltage differential...
US-5,365,478 Semiconductor memory
A dynamic RAM integrated circuit of the one-element memory cell type is provided with a plurality of data lines, a sense amplifier, a plurality of word lines...
US-5,365,477 Dynamic random access memory device
A vertically integrated DRAM cell having a storage time of at least 4.5 hours at room temperature, formed from a wide-bandgap semiconductor such as GaAs or...
US-5,365,476 Three-port Josephson memory cell for superconducting digital computer
A three-port Josephson memory cell has one input port (a data line) and two output ports (first and second sense lines). The memory cell receives a write enable...
US-5,365,475 Semiconductor memory device usable as static type memory and read-only memory and operating method therefor
Each of memory cells of a semiconductor memory device comprises a transistor connected between a node and a node, a transistor connected between the node and a...
US-5,365,474 Semiconductor memory device
An improved semiconductor memory device which can increase the capacitor capacitance and improve the processing accuracy of a storage node can be obtained. The...
US-5,365,473 Integral value calculating device and function gradient calculating device
An integral value calculating device is used for calculating an integral value of a function, and a function gradient calculating device is used for calculating...
US-5,365,472 Non-linear resistive grid kernel estimator useful in single feature, two-class pattern classification
A discrete non-linear estimator is provided to establish a probability dety function useful in classification of a feature as belonging to one of two classes. A...
US-5,365,471 Divider for performing signed division using a redundant signed digit
A divider having a selector for selecting a numeral to be added to a dividend or partial remainder by an adder, which makes it possible to receive the numeral...
US-5,365,470 Fast fourier transform multiplexed pipeline
A Fast Fourier Transform Multiplexed Pipeline (FFTMP) which includes a row of processing elements each followed by a delay commutator. In one embodiment the...
US-5,365,469 Fast fourier transform using balanced coefficients
A method and apparatus for processing a digital signal by a fast Fourier transformation using balanced coefficients. The balanced coefficient method reduces the...
US-5,365,468 Sampling frequency converter
A sampling frequency converter includes an oversampling circuit for oversampling an input sample train, a Random Access Memory (RAM), a write control circuit for...
US-5,365,467 Signal processor for providing variable acoustic effect
A musical tone signal processor is included of a computation unit, a register, a controller and an interpolator, and imparts a variable acoustic effect to a...
US-5,365,466 Method for generating a random number in a system with portable electronic objects, and system for implementing...
A method for generating a random number in a system utilizing portable objects, such as cards with electronic memories and data processing circuits, wherein the...
US-5,365,465 Floating point to logarithm converter
A method converts an n-bit floating point number to a logarithmic representation, the number having a first set of bits assigned to a mantissa, and a second set...
US-5,365,463 Method for evaluating the timing of digital machines with statistical variability in their delays
An apparatus and method for simulating timing performance of designs of digital machines which allows for the avoidance of lumping of correlation of correlation...
US-5,365,462 Instrumentation system with multiple sensor modules providing calibration date information
An instrumentation system includes a hand-held computer-based measuring meter having a visual display and a plurality of individual sensor modules that can be...
US-5,365,461 Position sensing computer input device
A position sensing computer input device including a sensor with a sensing surface including a conductive sheet on which a human touch and the touch of an...
US-5,365,460 Neural network signal processor
An apparatus and method using a neural network processor for target detection is described. An array of injection mode infrared detectors, whose output signals...
US-5,365,459 Continuous stack flow rate monitor
A stack flow rate measurement system and method utilizes the measured temperatures and pressures of the flue gases in a stack and the measured power supplied to...
US-5,365,458 Motor eccentricity measuring apparatus
A motor eccentricity measuring apparatus is provided comprising a detecting device for detecting a deflection of the rotating shaft of a motor, a first, a...
US-5,365,457 In situ dynamic material property measurement system
Material is periodically indented by a probe driven at an oscillation frency by a shaker regulated by an analyzer to which input measurement data is fed from a...
US-5,365,456 Method for modelling the electron density of a crystal
A method for modelling the electron density distribution of a macromolecule in a defined asymmetric unit of a crystal lattice having locations of uniformly...
US-5,365,455 Method and apparatus for automatic nucleic acid sequence determination
A method and system for automated nucleic acid sequence determination of a polynucleotide, wherein a nucleic acid sequencing ladder comprises signals ...
← Previous | 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 | Next →