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| Patent # | Description |
|---|---|
| US-4,697,284 |
Single-photodiode optical heterodyne mixers The present invention relates to a single-photodiode optical mixer for heterodyne detection of optical signals. In the present optical mixer, a received optical... |
| US-4,697,283 |
Telephone handset with integrated flux coil A telephone handset having a receiver housing at one end has a flux coil positioned at the front corner at the junction between the peripheral wall and the front... |
| US-4,697,282 |
Telephone operator voice storage and retrieval system A telephone operator voice storage and retrieval system is capable of presenting to the caller a played-back, previously recorded response message in the actual... |
| US-4,697,281 |
Cellular telephone data communication system and method The cellular telephone data communication system and method involves the use of a mobile data processing interface and a cooperating static data processing... |
| US-4,697,280 |
Method and apparatus for the measurement of X-ray sources An X-ray measurement device (20) is disclosed which utilizes a pair of detector units (29, 30) which receive X-rays through filters (40, 41) of differing... |
| US-4,697,279 |
Test/master/slave triple latch flip-flop A shift register stage (20) for LSI and VLSI circuits is disclosed and includes a first latching circuit (21) responsive to a data input and for providing a... |
| US-4,697,278 |
Electronic hub odometer An electronic hub odometer employs a permanent magnet and a magnetic reed switch for recording the number of revolutions of a vehicle wheel to which the odometer... |
| US-4,697,277 |
Synchronization recovery in a communications system Synchronization between a transmitter and a receiver is effected by encoding and transmitting a synchronization pulse as a series of m first waveforms followed... |
| US-4,697,276 |
Apparatus for synchronizing pulse trains in a digital telephone system A system which includes an exchange (EX) to which are connected a plurality of telephone sets (TA). The exchange contains a central processor (EXCP), a plurality... |
| US-4,697,275 |
Receiving circuit for signal transmission systems A receiving level control signal is generated line side, and the data signal is reproduced line side of a receiving circuit for signal transmission systems to... |
| US-4,697,274 |
Electric melting furnace arrangement as well as a method of influencing
the composition of a mineral melt for... An electric melting furnace arrangement for the continuous melting of spinnable mineral fine-particle or granular materials has a refractorily lined furnace... |
| US-4,697,273 |
Electrode structure for a bath of molten metal The electrode structure, embedded in a refractory lining (1) covering the wall (2) of a vessel containing the bath (5) of metal, flush at one (4) of its ends... |
| US-4,697,272 |
Corrugated reflector apparatus and method for free electron lasers A blazed corrugated reflector having internal corrugations or vanes, blazed at specified design angles, coherently reflects power at specified wavelengths. The... |
| US-4,697,271 |
Solid-state laser device capable of effectively exciting a plurality of
slab-shaped laser media A plurality of slab-shaped laser media are surrounded by an internal reflection surface of a reflector member and kept substantially parallel to each other by a... |
| US-4,697,270 |
Copper vapor laser acoustic thermometry system A copper vapor laser (CVL) acoustic thermometry system is disclosed. The invention couples an acoustic pulse a predetermined distance into a laser tube by means... |
| US-4,697,269 |
Laser apparatus A laser apparatus comprises a case, a laser tube positioned within the case, and a temperature control means for controlling the temperature of the atmosphere... |
| US-4,697,268 |
Data processing apparatus with message acceptance monitoring Data processing apparatus includes a number of units connected by a bus over which each unit can send public write messages to all the other units in parallel.... |
| US-4,697,267 |
Scan control apparatus and method for data processing apparatus A scan control apparatus performs data scan-in operation to data storage elements each constituting a bit of data unit. Data of the plural data storage elements... |
| US-4,697,266 |
Asynchronous checkpointing system for error recovery A method of recovering from an error condition during operation of a program that is modifying a data base without corrupting the data base, wherein the program... |
| US-4,697,265 |
Error monitor circuit A multi-value signal monitor circuit in a data transmitting and receiving system which transmits data after conversion into a multi-value signal and obtains the... |
| US-4,697,264 |
Bit compression multiplexing A bit compression multiplexer for a pair of time division multiplexed digital bit streams each one of which includes a plurality of PCM encoded signals deposited... |
| US-4,697,263 |
Time slot arrangements for local area network systems In local area networks (LAN's) which are required to operate in duplex mode it is necessary for the common communication medium to be operated in a t.d.m.... |
| US-4,697,262 |
Digital carrier channel bus interface module for a multiplexer having a
cross-connect bus system A digital carrier channel bus interface module is disclosed for a multiplexer having a cross-connect bus system. Random access memory is loaded or unloaded by a... |
| US-4,697,261 |
Linear predictive echo canceller integrated with RELP vocoder A linear predictive echo canceller is integrated with a RELP vocoder in a two-way communications network, in which a received digitized speech signal synthesized... |
| US-4,697,260 |
Method of and arrangement for transmitting messages in a digital radio
transmission system A method and apparatus for use in a digital radio transmission system comprising stationary radio stations arranged in a cellular network and to which are... |
| US-4,697,259 |
Disc automatically setting device of a disc player A disc automatically setting device of a disc player, including: a tray assembly supported on a disc player body to be horizontally movable between an open... |
| US-4,697,258 |
Apparatus for enabling an autotrack circuit of an optical disc reading
apparatus during the positioning of a... Apparatus for reading a disc-shaped record carrier with a light beam. A radial positioning apparatus controls the radial position of the light beam spot on the... |
| US-4,697,257 |
Jitter compensation system in a rotary recording medium reproducing
apparatus A jitter compensation system is applied to a rotary recording medium reproducing apparatus having a reproducing transducer including a reproducing element for... |
| US-4,697,256 |
Optical disc player with improved initial positioning operation An optical disc player employs a counter preset with a preset value representative of 4 times the distance between an initial address position of an optical head... |
| US-4,697,255 |
Implosion type energy source for seismic exploration An acoustic energy source or gun for use in an aqueous environment such as in a borehole, a well, or in open water. The apparatus, when lowered into a water... |
| US-4,697,254 |
System and method for measuring ice thickness Sonar ice thickness measurement comprises transmitting an AM and subsequent CW sonic radiant energy signals from the water toward the sonic signal reflecting ice... |
| US-4,697,253 |
Sonar heave compensation system A ship-borne sonar heave compensation system measures the heave at time of transmit and at the expected time of receive of a bottom-echo which is approximated by... |
| US-4,697,252 |
Dynamic type semiconductor memory device A dynamic type semiconductor memory device is disclosed, which comprises an n-type semiconductor layer, at least one memory cell having a capacitor for storing... |
| US-4,697,251 |
Bipolar RAM cell A memory cell is provided having reduced read and write times, and a large current differential between the standby mode and the read mode. A pair of ... |
| US-4,697,250 |
Flexible computer control unit Disclosed is a control unit including a flexible decoder unit providing control patterns for controlling functional units in data processing equipment. The... |
| US-4,697,249 |
Method and apparatus for creating part program data using a tablet A method and apparatus creates part program data by entering coordinates which specify points on a drawing placed on a tablet. The method includes entering... |
| US-4,697,248 |
Arithmetic circuit for obtaining the vector product of two vectors In an arithmetic circuit, a first input of m bits representing the vector expression of a first set of elements of a finite field GF(2m) is converted into the... |
| US-4,697,247 |
Method of performing matrix by matrix multiplication The general purpose of the present invention is to provide a optimized procedure for performing matrix by matrix multiplication in a parallel architecture... |
| US-4,697,246 |
Method and apparatus for detecting the engagement of a proper number of
articles Method and apparatus for detecting article engagement errors and for calibrating engagement error detection apparatus associated with a plurality of gripper arms... |
| US-4,697,245 |
Inspection and measuring apparatus and method A system writes computer instructions and statements for a program which operates on manufacturing apparatus to measure objects processed in the apparatus and to... |
| US-4,697,244 |
Coordinate input device with display and printer A coordinate input device with display includes a tablet having a plurality of parallel X-direction magnetostrictive transmission mediums, a plurality of... |
| US-4,697,243 |
Methods of servicing an elevator system A method of integrating an expert system having a knowledge base of elevator trouble-shooting information into the working environment of elevator service... |
| US-4,697,242 |
Adaptive computing system capable of learning and discovery An electronic computing system capable of learning and discovery employing a language composed of conditional statements called "classifiers" which respond to... |
| US-4,697,241 |
Hardware logic simulator Apparatus for verifying the design of a logic circuit composed of a plurality of interconnected logic elements comprises a plurality of hardware gates, each of... |
| US-4,697,240 |
Method for making models using simultaneous construction and CAD/CAM
techniques A sturdy three-dimensional master model constructed using CAD/CAM and N/C machine tool techniques by digitally processing surface data to obtain low density,... |
| US-4,697,239 |
Automated installation for processing large objects An automated mobile workshop composed of a workstation equipped with at least one tool for performing work, a transporter for moving the mobile workstation from... |
| US-4,697,238 |
Integrated fuel management system A low cost, integrated, aircraft fuel management system. A system control unit receives engine variable signals and provides a signal to a motor control unit... |
| US-4,697,237 |
Vehicle suspension apparatus A microcomputer performs roll control and communication control. In roll control, when the steering state detecting means and vehicle velocity detecting means... |
| US-4,697,236 |
Densitometer with automatic gain and reference value adjustment of
analog waveform A computer controlled diagnostic densitometer for analyzing optical density patterns of blood samples or the like scans a sample and generates an analog waveform... |
| US-4,697,235 |
List vector control apparatus A list vector control apparatus to be incorporated in a vector processing system includes therein at least a plurality of vector registers. One of the vector... |
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