Modular detector arrangement for X-ray tomographic system
In accordance with the present invention, the detector system includes a base support element in the form of a spine, a plurality of anti-scatter modules and a plurality of detector modules for attach... Read More
Inventors: Dobbs, John; Banks, David;, Assignee: Analogic Corporation (Peabody, MA) |
VHF Sensor in-band radio relay
What is claimed is: 1. Radio apparatus for operating as a signal repeater for the relaying of information signals from one location to another over a network, comprising: co-located receiver and trans... Read More
Inventors: Abrams, Burton S.; Zeger, Andrew E.;, Assignee: The United States of America as represented by the Secretary of the Army (Washington, DC) |
Double integration delta-sigma modulation analog to digital converter
It is, therefore, an object of the present invention to provide a .DELTA.-.SIGMA. modulation A/D converter which can reduce noise. In order to achieve the above object, a .DELTA.-.SIGMA. modulation A/... Read More
Inventors: Sakaguchi, Takashi;, Assignee: Kabushiki Kaisha Toshiba (Kanagawa, JP) |
Phase adjusting system for a radio communication system
Accordingly, it is an object of the invention is to provide a phase adjusting system for a radio communication system in which the sequential order of phase adjustment is changed in a central station ... Read More
Inventors: Nakahara, Kenji;, Assignee: NEC Corporation (JP) |
Supervisory circuit for optical repeater
It is therefore an object of the present invention to provide a supervisory circuit for optical repeaters which is capable of receiving, even when a fault occurs on the first channel, a control signal... Read More
Inventors: Yamashita, Shuji;, Assignee: NEC Corporation (Tokyo, JP) |
Variable speed asynchronous modem
In accordance with the present invention, a modulator for a modem modulates data, producing an output signal conveying the data over a data channel at a data rate. The modulator comprises tone generat... Read More
Inventors: Marchetto, Robert F.; Stewart, Todd A.;, Assignee: Glenayre Electronics, Inc. (Charlotte, NC) |
Method and apparatus for material level measurement using stepped frequency microwave signals
A method for measuring a level of a material in a tank is contemplated which includes the steps of providing a stepped frequency microwave signal to an antenna of a transmitter and receiving in the an... Read More
Inventors: Locke, John W.;, Assignee: Motorola, Inc. (Schaumburg, IL) |
Simulcast transmission system with selective call tones
The present invention encompasses a simulcast radio transmission system for transmitting message signals, including selective call tones, originating from a message source, to a geographical area. The... Read More
Inventors: Cudak, Mark C.; Hiben, Bradley M.; Lo Galbo, Robert D.;, Assignee: Motorola, Inc. (Schaumburg, IL) |
Reducing peak-to-average variance of a composite transmitted signal via out-of-band artifact signaling
Briefly, the invention is a technique to generate a constant envelope signal from a wideband composite signal comprised of a combination of many narrowband modulated signals. The technique involves ad... Read More
Inventors: Komara, Michael A.;, Assignee: AirNet Communications Corporation (Melbourne, FL) |
Split frequency band signal digitizer and method
OF A PREFERRED EMBODIMENT Digitizing of a split frequency band analog signal is accomplished in the present invention with both reduced sampling frequency and hardware requirements. The present inven... Read More
Inventors: Smith, Paul Fielding; Pinckley, Danny Thomas;, Assignee: Motorola, Inc. (Schaumburg, IL) |
Method and apparatus for system synchronization in a messaging system
A method for providing time synchronization in a messaging system comprises the steps of receiving source information from a satellite, the source information having timing information and originating... Read More
Inventors: Harthcock, Andrew Holloman; Thomsen, Soeren Henrik; Sequeira, Anselm Irenius; Perry, Thomas Glenn;, Assignee: Motorola, Inc. (Schaumburg, IL) |
Hearing aid with self-contained battery compartment and volume control
Accordingly, the present invention is directed to an improved hearing aid of the self-contained type. The hearing aid includes a unitary housing shaped for insertion into an ear of a wearer. The housi... Read More
Inventors: McGroarty, Joseph F.; Houlihan, Thomas D.;, Assignee: Sears, Roebuck, & Co. (Chicago, IL) |
Process for melting down and degassing lumpy material
What is claimed is: 1. Process for melting down and degassing metallic material by means of inductive heating and under subatmospheric pressure in a melting crucible in a vacuum chamber, comprising: i... Read More
Inventors: Bruckmann, Gerhard; Kemmer, Johann; Muller, Felix; Schlebusch, Detley; Hensgen, Ulrich;, Assignee: Leybold-Heraeus GmbH (Cologne, DE) |
Quadriphase differential demodulator
These and other objects of the invention are fulfilled by providing a unique correction circuit incorporated within the circuitry of a conventional differentially coherent demodulator for synchronizin... Read More
Inventors: Jansen, Augustinus M.; Groot, Arien;, Assignee: NCR Corporation (Dayton, OH) |
Monitoring means for digital signal multiplex equipment
It is therefore the object of the present invention to provide a practically gap-free monitoring system in a switching location of the type set forth which allows the faulty component or components to... Read More
Inventors: Fuerlinger, Franz; Grabner, Albrecht; Pokorny, Werner; Steiner, Walter; Volejnik, Wilhelm;, Assignee: Siemens Aktiengesellschaft (Berlin and Munich, DE) |
Apparatus for multiplexing digital video and a digital sub-signal and method thereof
In the light of the above, it is an object of the present invention to provide a method and an apparatus for multiplexing a video signal attainable by a relatively simple circuit configuration with re... Read More
Inventors: Wakamori, Kazuhiko; Tsuchiya, Hiroshi;, Assignee: Hamamatsu Photonics K.K. (Hamamatsu, JP) |
Vending machine
What is claimed is: 1. A coin-operated, manually manipulated vending machine device comprising: a plurality of limited access article storage bins; retrieval means for removing articles from said bins... Read More
Inventors: Hoffman, Arlan;, Assignee: |
Change return protection device
We claim: 1. A change return protection device for installation on the back side of a door to a coin return box connected to a coin return passage having a slotted lower wall of a coin operated machin... Read More
Inventors: Anello, Salvatore; Turk, Nathan;, Assignee: |
Form-fill-seal wrapping apparatus
According to a first aspect of the present invention there is provided horizontal form-fill-seal wrapping apparatus comprising an infeed conveyor which performs in a cycle to deliver at a fixed point ... Read More
Inventors: Wilson, Peter G.;, Assignee: Baker Perkins Holdings PLC (Peterborough, GB2) |
Servo system
It is therefore an object of the present invention to provide a servo system which controls a plurality of movable objects into synchronization during movement thereof. It is another object of the pre... Read More
Inventors: Kikuno, Mitsutoyo;, Assignee: Ricoh Company, Ltd. (Tokyo, JP) |
Wire electric discharge machining control apparatus
Accordingly, the object of the present invention is to provide an electric discharge machining control apparatus permitting stable electric discharge in both a straight machining process and a corner ... Read More
Inventors: Obara, Haruki;, Assignee: Fanuc Ltd. (Minamitsuru, JP) |
Optical wavelength modulated long-path gas monitoring apparatus
We claim: 1. Optical long-path gas monitoring apparatus comprising radiation source means for providing a radiation beam having a broad range of wavelengths, wavelength modulation means for modulating... Read More
Inventors: Partridge, Roger H.; Bradsell, Robert H.; Woods, Peter T.;, Assignee: Secretary of State for Trade Industry (London, GB2) |
Automatic intelligent audio-tracking response circuit
In accordance with the invention a circuit automatically adjustable in response to an input audio signal to provide a dc control signal having the release characteristics of the input audio signal has... Read More
Inventors: Waller, Jr., James K.;, Assignee: |
Self-contained fax communications appliance
Having thus described the invention, it is claimed: 1. A self-contained communications appliance comprising: at least one data receiving port accepting first digital signals representing characters, s... Read More
Inventors: Blanchard, Kenneth E.; Douglass, Robert J.;, Assignee: Phonetics, Inc. (Aston, PA) |
Cold-cathode X-ray emitter and tube therefor
OF THE PREFERRED EMBODIMENT Referring now to the drawing and first to FIGS. 1, 3 and 4, an illustrative embodiment of the invention is shown in the form of a small lightweight battery-powered x-ray e... Read More
Inventors: Golden, John; Golden, Phillip;, Assignee: |
Apparatus for driving electroluminescence panel
It is an object of the present invention to provide an apparatus for driving an electroluminescence panel in which high reliability is obtained and the luminance deterioration can be minimized. Anothe... Read More
Inventors: Tateyama, Jiro;, Assignee: Canon Kabushiki Kaisha (Tokyo, JP) |
Facsimile front end router
OF THE INVENTION Referring now to the drawing, and in particular to FIG. 1, a facsimile transmission device 10 is connected through a communication port 12 to a front-end router 14. Router 14 is conn... Read More
Inventors: Agudelo, G. William; Ho, Shu-Kuang;, Assignee: |
Arrangement with a short-range radio system
OF A PREFERRED EMBODIMENT Applicant's invention will be readily understood by reviewing FIGS. 1-8 which show the connection procedure sequentially through the system at either a call's origination, a... Read More
Inventors: Jonsson, Ulf;, Assignee: Telia AB (Farsta, SE) |
Acquisition method and device allowing to precisely digitize analog signals
The method for acquiring analog signals according to the invention comprises amplifying analog signals, sampling the analog signals and digitizing the signal samples which provides high precision in t... Read More
Inventors: Beauducel, Claude;, Assignee: Institut Francais du Petrole (Rueil-Malmaison, FR) |
Incoming call controller for preferentially connecting a waiting call based on number of previous unsuccessful call attempts
Accordingly, it is an object of the present invention to solve the aforementioned problem by providing an incoming call controller which provides a fair communication service to each calling subscribe... Read More
Inventors: Hikawa, Kenichi;, Assignee: Fujitsu Limited (Kanagawa, JP) |
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