Process facility monitor using fuzzy logic
What is claimed is: 1. A method for monitoring operation of a process facility comprising the steps of: (a) storing at least one planned sequence of hypothesized plant states using multi-valued logic ... Read More
Inventors: Impink, Jr., Albert J.;, Assignee: Westinghouse Electric Corporation (Pittsburgh, PA) |
Stereophonic decoder
Accordingly, one object of the present invention is solve the above-mentioned problem and defects of the conventional AM stereophonic decoder. Another object of the present invention is provide an AM ... Read More
Inventors: Ogawa, Atsusi; Murayama, Tsuneyuki;, Assignee: Kabushiki Kaisha Toshiba (Kawasaki, JP) |
Active noise and vibration control system accounting for time varying plant, using residual signal to create probe signal
OF THE PREFERRED EMBODIMENTS The general layout of the active noise and vibration control system according to the present invention is shown in FIG. 3. Again, only system elements differing from the ... Read More
Inventors: Coleman, Ronald Bruce; Watters, Bill Gene; Westerberg, Roy Allen;, Assignee: Bolt, Beranek and Newman Inc. (Cambridge, MA) |
Method and apparatus for providing conditional access in connection-oriented interactive networks with a multiplicity of service providers
The present invention meets the needs discussed above by providing method and apparatus between the SPs and the Level 1 services provider that accepts programs destined for an STU in the form of MPEG-... Read More
Inventors: Wasilewski, Anthony J.; Woodhead, Douglas F.; Logston, Gary Lee;, Assignee: Scientific-Atlanta, Inc. (Lawrenceville, GA) |
Choralizer apparatus and method
Referring to FIG. 1, a sound chamber 10 is shown as including four walls, a ceiling and floor, the length, width and height dimensions of the chamber preferably being dissimilar. The walls, ceiling a... Read More
Inventors: Veneklasen, Paul S.;, Assignee: |
Directional microphone assembly
OF THE INVENTION DESCRIPTION OF THE PREFERRED EMBODIMENTS Certain elements of the functions of the present invention, in particular the use of a switch to choose directional or omnidirectional operat... Read More
Inventors: Killion, Mead C.; Stewart, Jonathan; Wilson, Don; Roberts, Matthew J.; Iseberg, Steve; Monroe, Timothy S.;, Assignee: Etymotic Research, Inc. (Elk Grove Village, IL) |
Musical tone control system with a pedal for adding a musical effect to a musical tone
Accordingly, it is an object of this invention to provide an electronic musical instrument which can detect the operated amount of a pedal and can add various effects to a musical tone in accordance w... Read More
Inventors: Morokuma, Hiroshi;, Assignee: Casio Computer (Tokyo, JP) |
Omni-directional stereo speaker
To achieve the foregoing and other advantages, the present invention, briefly described, provides an omni-directional stereo speaker especially useful in high fidelity sound reproduction applications,... Read More
Inventors: Dougherty, Donald J.;, Assignee: |
Audio video entertainment module
OF DRAWINGS Turning first to FIG. 1, there is shown, in perspective view, a preferred embodiment of the audio video display booth 10 of the present invention. A decorative peripheral upper panel 12 a... Read More
Inventors: Serap, Earl; Serap, Deborah;, Assignee: Schuman; Deborah Pauline (Los Angeles, CA) |
Narrow angle cylindrical wave full range loudspeaker system
A stereo system produces a virtual image by taking advantage of the localization ability of human hearing. Human hearing localizes by analyzing the differences in arrival times between the two ears. I... Read More
Inventors: Queen, Daniel L.;, Assignee: Chamberlain Manufacturing Corporation (Elmhurst, IL) |
Speaker system employing passive radiator
In accordance with the invention a technique of bottom loading is provided in which the passive radiator cone is directed and faces toward the floor. This has been found to be desirable since the maxi... Read More
Inventors: Butler, John L.;, Assignee: Image Acoustics, Inc. (North Marshfield, MA) |
Speaker cabinet having interactive speakers
The present invention includes a full range speaker having a horn positioned forwardly thereof in spaced relation thereto so that a space exists between the speaker and horn. Sound from a low range sp... Read More
Inventors: Paulson, Rollie W.;, Assignee: |
Hearing aid and method for preparing same
What is claimed is: 1. A method for the in situ formation of a custom contoured hearing aid, comprising: inserting into an external auditory canal at least a flexible distal end and an electronics sub... Read More
Inventors: Woodfill, Jr., Ernest L.;, Assignee: Minnesota Mining and Manufacturing Company (St. Paul, MN) |
Headphone operating on the two-way system
In accordance with the present invention, such an ideal solution is provided by having the high frequency transducer system designed as an electrostatic transducer, such as an electret-base electrosta... Read More
Inventors: Piribauer, Herbert;, Assignee: AKG Akustische u Kino-gerate Gesellschaft m.b.H. (OE) |
Control apparatus having remote PLC device and control method for same
It is an object of the present invention to provide a control apparatus having a remote PLC device in which data transfer between the main body of a control apparatus and a remote IO unit is not restr... Read More
Inventors: Shidara, Tatsuya; Yamashita, Akihiro;, Assignee: Mitsubishi Denki Kabushiki Kaisha (Tokyo, JP) |
Manufacturing method for microlithography apparatus
Based on the foregoing, an object of the present invention is to provide design and manufacturing methods for microlithography exposure apparatus that redress the problems summarized above. Specifical... Read More
Inventors: Hayashi, Yutaka;, Assignee: Nikon Corporation (Tokyo, JP) |
Apparatus for seismic signal processing and exploration
In accordance with the present invention, a method is disclosed for the exploration of hydrocarbons. The method comprises the steps of: obtaining a set of seismic signal traces distributed over a pre-... Read More
Inventors: Bahorich, Michael S.; Farmer, Steven L.;, Assignee: Amoco Corporation (Chicago, IL) |
Automotive engine control system capable of detecting specific engine operating conditions and projecting subsequent engine operating patterns
It is an object of the invention to provide an automotive engine control system with improved response characteristics by projecting engine operation patterns subsequent to specific engine operating c... Read More
Inventors: Hosaka, Akio;, Assignee: Nissan Motor Company, Limited (Kanagawa, JP) |
Switch display encoder apparatus
A switch display encoder apparatus comprising encoders, switches, and displays is connected to a rate aiding sensing system. The encoders generate and transmit signals that indicate position of the as... Read More
Inventors: Giorgio, Paul J.;, Assignee: |
Method for storing a multimedia title including an occurrence table and an execution profile table therefor unitary storage medium provided with such title and a platform subsystem for evaluating memory and processing requirements for such application
OF PREFERRED EMBODIMENTS FIG. 1 is a flow chart for storing an application title according to the invention. Block 20 initializes the system. In block 22, the application is loaded in whole or in par... Read More
Inventors: Elbers, Gerard J.; Huizer, Cornelis M.;, Assignee: U.S. Philips Corporation (New York, NY) |
Autokey code generator
What is claimed is: 1. In an autokey code generator for use in secret communication systems, the combination of a source of cipher text code in pulse form; a source of reset pulses having a repetition... Read More
Inventors: McArdle, Beryl L.;, Assignee: General Dynamics Corporation Electronics Division (San Diego, CA) |
Balanced circuit for connecting receiver and transmitter to transmission line
A dataset apparatus is schematically illustrated in FIGS. 1, 2 and 3, each figure showing a separate part of the apparatus with the details of the terminals, housing and mounting arrangements being o... Read More
Inventors: Dodds, David E.; Bertsch, Ludo A.;, Assignee: Develcon Electronics Ltd. (Saskatoon, CA) |
Carrier wave reproducing circuit in synchronized detection system of medium speed facsimile
One object of the present invention is to provide a carrier wave reproducing circuit of a simple construction wherein the amount of the phase jitter is substantially reduced. A further object is to pr... Read More
Inventors: Tan, Yoichi; Miyao, Fumio;, Assignee: Fuji Xerox Co., Ltd. (Tokyo, JP) |
Stabilized frequency and phase locked loop with saw devices on common substrate
What is claimed is: 1. A television signal receiver comprising: tuning means for converting a received RF signal to an IF signal of substantially 45 MHz; IF SAW bandpass filter means, having a predete... Read More
Inventors: Sgrignoli, Gary J.;, Assignee: Zenith Electronics Corporation () |
Transceiver duplex filter utilizing saw filter
It is therefore an object of the present invention to provide a SAW dielectric composite duplexer which is provided with a small and light surface acoustic wave (SAW) filter at the receiving part of t... Read More
Inventors: Nakata, Izumi;, Assignee: Mitsubishi Denki Kabushiki Kaisha (Tokyo, JP) |
Wide range oscillator
I claim: 1. Apparatus comprising: an amplifying device having a conduction path terminated in first and second electrodes and a control electrode for controlling the conduction of said conduction path... Read More
Inventors: Muterspaugh, Max W.;, Assignee: RCA Corporation (Princeton, NJ) |
Use of microencapsulated glue in the manufacture of envelopes
This invention provides an improvement in the process for manufacturing envelopes whereby the back gum is microencapsulated. A suspension of the microcapsules is applied to the appropriate area on the... Read More
Inventors: Lillibridge, Harold R.;, Assignee: Champion International Corporation (Stamford, CT) |
Electrical waveform synthesizer
Briefly, a waveform synthesizer is disclosed utilizing a shift register having a plurality of stages loadable by a digital signal source which may be a programmable logic means. Digital values loaded ... Read More
Inventors: Schwager, Joseph E.; Urban, Harry E.;, Assignee: The United States of America as represented by the Secretary of the Navy (Washington, DC) |
Module for supporting circuit boards
An object of the present invention is to create a module for accommodating printed circuit boards incorporating electrical components, said module to have good screening or shielding characteristics a... Read More
Inventors: Doerflinger, Karl; Renner, Hermann; Theus, Richard;, Assignee: Siemens Aktiengesellschaft (Berlin & Munich, DT) |
Stimulated raman scattering resonator
What is claimed is: 1. A stimulated Raman scattering resonator comprising: a. Raman scattering means for receiving optical pump irradiance, b. reflecting means contiguous with one surface of said scat... Read More
Inventors: Schade, William J.;, Assignee: The United States of America as represented by the Secretary of the Navy (Washington, DC) |
Audio Signal Processing 
