Method and apparatus for testing delta-sigma modulators
FIG. 1 is a block schematic diagram of a system 10, in accordance with a first preferred embodiment of the invention, for testing a delta-sigma modulator Analog-to-Digital (A/D) converter 12 and, par... Read More
Inventors: Tsai, Sheng-Jen;, Assignee: AT&T Bell Laboratories (Murray Hill, NJ) |
Communications system for automotive vehicles
Therefore, it is the primary object of the present invention to provide a communications system for automotive vehicles which can receive stable and continuous information signals from a fixed unit, r... Read More
Inventors: Matsumura, Akira;, Assignee: Nissan Motor Company, Limited (Yokohama, JP) |
Pager watch system utilizing time slot communication
The present invention is a method and apparatus for transmitting paging and time information from a central station and receiving such information at a remote electronic timepiece and pager unit durin... Read More
Inventors: Hoff, Don G.;, Assignee: Seiko Corporation (JP); Seiko Epson Corp. (JP) |
Partially-operable driver circuit
It is an object of the present invention to provide a driver circuit capable of stopping the operations of unnecessary driving outputs thereof. It is another object of the present invention to provide... Read More
Inventors: Fujisawa, Yoshimitu;, Assignee: Oki Electric Industry Co., Ltd. (Tokyo, JP) |
Display aid for air traffic controllers
What is claimed is: 1. Apparatus for displaying the locations of aircraft on a first approach or first stream onto a line substantially parallel to a second approach or second stream converging with t... Read More
Inventors: Mundra, Anand D.;, Assignee: The Mitre Corporation (Bedford, MA) |
Air traffic control training system
What is claimed is: 1. A traffic control training system for interacting with a user, comprising: means for generating a representation of at least one moving vehicle having an initial position and he... Read More
Inventors: Gerstenfeld, Arthur; Gualtieri, Michael N.; Moody, Thomas D.;, Assignee: UFA Inc. (MA) |
Position-locating method and apparatus including corrections for elevational changes
An object of the present invention is to provide both an improved method and an improved apparatus for more precisely locating the position of a vehicle travelling over a terrain. According to the pre... Read More
Inventors: Levy, Nessim I.;, Assignee: |
Radio telephone suitable for portable and vehicle-mounted use
An object of the present invention is, therefore, to provide a radio telephone suitable for both portable and vehicle-mounted use. Another object of the present invention is to provide a radio telepho... Read More
Inventors: Ueda, Hideki;, Assignee: NEC Corporation (JP) |
Diversity receiver
It is an object of the present invention to provide a diversity receiver wherein the drawbacks of the conventional techniques are removed, power consumption is reduced, and quality of communication is... Read More
Inventors: Hashimoto, Kazuya;, Assignee: |
Power saving diversity receiver
It is therefore an object of the present invention to provide a power saving diversity receiver in which power supply to each diversity branch is cut off when it is out of circuit. According to the pr... Read More
Inventors: Nobusawa, Hideaki; Tashiro, Hideaki;, Assignee: NEC Corporation (Tokyo, JP) |
Process and device for information transmission between radioelectric transceivers of the same network operating in frequency hopping
The object of the present invention is to solve the above-mentioned problems. Thus, the object present invention is a process for transmitting information between radio transceivers of the same networ... Read More
Inventors: Delaperriere, Jean-Paul; Eberland, Alain; Singlas, Yves;, Assignee: Thomson - CSF (Puteaux, FR) |
Microstrip patch antenna with embedded detector
It is thus a general object of the present invention to provide improved patch antennas. It is a particular object of the present invention to provide patch antennas from which detected signal may be ... Read More
Inventors: Schneider, Martin V.; Trambarulo, Ralph F.; Tran, Cuong;, Assignee: AT&T Corp. (Murray Hill, NJ) |
Light plane communication system for use in a phased array antenna
In accordance with the present invention, there is provided a light plane assembly for passing an electrical information signal provided from a phased array antenna control system to a plurality of in... Read More
Inventors: Staehlin, John H.; Colgan, John R.;, Assignee: Westinghouse Electric Corp. (Pittsburgh, PA) |
Golf score counter
This invention relates generally to manual input electronic counters and particularly to a novel gold score counter which, in response to the pressing of appropriate keys, displays the hole number and... Read More
Inventors: Lee, Yong K.;, Assignee: |
Garage parking position indicator
In accordance with the invention, a garage parking position indicator operable on principles of wave energy is provided. A wave energy detector such as an infrared receiver is mounted to one side of t... Read More
Inventors: Cotton, John B.;, Assignee: |
Keyboard for photographic printing apparatus
A keyboard for use in a photographic printing apparatus according to the present invention comprises a set of entry keys arranged on a single board base for entering corresponding data to correct expo... Read More
Inventors: Honomizo, Seiji;, Assignee: Noritsu Koki Co., Ltd. (Wakayama, JP) |
Guided missile fire control simulators
I claim: 1. A guided missile fire control simulator in which a plurality of image projectors are combined in a projection system under the control of a digital computer to display on a common screen: ... Read More
Inventors: Walmsley, Dennis A.;, Assignee: Invertron Simulated Systems Limited (GB2) |
Air-carried missle launcher
We claim: 1. An airborne missile launcher, comprising: a main missile launcher, a sub-rail for detachable attachment of a missile, detachable connection means for detachably connecting said sub-rail t... Read More
Inventors: Griffin, Dennis; Delves, Ronald F.;, Assignee: Frazer-Nash Limited (GB2) |
***WITHDRAWN PATENT AS PER THE LATEST USPTO WITHDRAWN LIST*** *** NO IMAGES AVAILABLE***
Description:... Read More
Inventors: , Assignee: |
Closest point of approach calculator
The present invention provides for a small dedicated programmable mini-computer that has the capability of rapidly computing the five required closest point of approach parameters-range, time, bearing... Read More
Inventors: Roth, Albert; Holma, Gary M.;, Assignee: The United States of America as represented by the Secretary of the Navy (Washington, DC) |
Collision avoidance apparatus
I claim: 1. Apparatus for assessing maneuvers of a first vehicle to avoid collision with other vehicles comprising sensing means for providing signals representative of the positions and velocities of... Read More
Inventors: O'Sullivan, James P.;, Assignee: Sperry Limited (Bracknell, GB2) |
Method and device for preventing aerodynes from colliding with relief obstacles
Accordingly, there is provided a method for preventing an aerodyne from colliding with obstacles formed by the relief flown over. This method is characterized in that it comprises the following stages... Read More
Inventors: Simon, Georges-Henri;, Assignee: Sextant Avionique (Meudon la Foret, FR) |
Closed induction furnace for the melting and casting of substances
The invention is therefore addressed to the task of devising a closed induction furnace having a minimal internal volume and in which the masses that have to be moved during the teeming process are ke... Read More
Inventors: Henn, Alfred;, Assignee: Leybold Durferrit GmbH (Cologne, DE) |
Control system for self-propelled working vehicle including vehicle course correction means
The object of the present invention is to provide a steering control system for a self-propelled working vehicle capable of correcting both a directional displacement and a sideways displacement of th... Read More
Inventors: Yamaguchi, Tetsuo; Ito, Katsumi; Tanaka, Shigeru; Takahara, Kazuhiro;, Assignee: Kubota Ltd. (JP) |
Method for controlling a front and rear wheel steering system
In view of such problems of the conventional systems, a primary object of the present invention is to provide a method for controlling a front and rear wheel steering system which can quickly achieve ... Read More
Inventors: Serizawa, Mitsuya;, Assignee: Honda Giken Kogyo Kabushiki Kaisha (Tokyo, JP) |
Coherent optically controlled phased array antenna system
What is claimed is: 1. A coherent optically controlled phased array antenna system comprising: (a) a transmitter system, said transmitter system comprising (1) a plurality of tunable input laser array... Read More
Inventors: Forrest, Stephen R.;, Assignee: University of Southern California (Los Angeles, CA) |
Communication device using antenna having an offset
OF THE PREFERRED EMBODIMENT Referring to FIG. 1, a radio communication device 100 in accordance with the present invention is shown. The radio 100 is used for the transmission and reception of radio ... Read More
Inventors: Balzano, Quirino; Richards, Scott H.; Claxton, Bruce A.;, Assignee: Motorola, Inc. (Schaumburg, IL) |
Anti-theft system with remote controlled verification of arming
The present invention provides the advantage that the anti-theft system user can obtain on-demand verification as desired. The present invention provides a remote controlled anti-theft system for a tr... Read More
Inventors: LeMense, Thomas J.; Tengler, David R.;, Assignee: Ford Motor Company (Dearborn, MI) |
Emergency transmitter buoy for use on marine vessels
What is claimed is: 1. An emergency radio beacon comprising transmitter electronics contained in a housing and an external antenna for radiating radio signals, the beacon comprising: a conductive shie... Read More
Inventors: Cardamone, David P.; Keohane, Eugene F.; Malloy, Robert J.; Paulovitz, Albert C.; Muir, Robert L.;, Assignee: Litton Systems Inc. (Beverly Hills, CA) |
Point of sale apparatus with an automatic determination if weighing a product is necessary or prohibited
Hence, an object of the invention is to offer a register which is operated in a simple manner in measuring and registering the weight of an article. The invention is directed to a register which is ch... Read More
Inventors: Komai, Kensaku;, Assignee: Sharp Kabushiki Kaisha (Osaka, JP) |
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