Signal pickup device for reproducing an information signal recorded on a track of a rotary recording medium
Accordingly, it is a general object of the present invention to provide a novel and useful signal pickup device for reproducing rotary recording mediums, which device overcomes the above described pro... Read More
Inventors: Tajima, Osamu;, Assignee: Victor Company of Japan, Ltd. (Yokohama, JP) |
Method of and apparatus for preselecting operation of television or radio receiving and recording apparatus
According to one aspect the present invention resides in a method of controlling the operation of a recorder of electrical video and/or audio signals produced in a television and/or radio recorder, sa... Read More
Inventors: Groetschel, Karl M.;, Assignee: |
Method of reproducing colored motion pictures
OF PREFERRED EMBODIMENTS As will be seen from FIG. 1, the motif 1 is reproduced in two images 4 and 5 by means of a lens 2 and an optical image splitter 3. By means of two photo-electric scanners 6 a... Read More
Inventors: Jaeger, Walter;, Assignee: GX-Holding AG (Basel, CH) |
Arrangement for receiving numerical data, comprising a circuit for recognizing the start of packets
The invention has for its object to provide an arrangement for receiving data, comprising a circuit for recognizing data which has a very good performance in the presence of noise signals at its input... Read More
Inventors: Guenot, Andre; Cantou, Christian J. R.;, Assignee: U.S. Philips Corporation (New York, NY) |
Method for tone reproduction in image forming system
This invention, conceived in the urge to eliminate the unsatisfactory state of the prior art mentioned above, aims to provide a method for the tone reproduction which, in the reproduction of a color i... Read More
Inventors: Uchiyama, Tadamitsu; Iida, Tetsuya;, Assignee: Minolta Camera Kabushiki Kaisha (Osaka, JP) |
Computer security apparatus with password hints
Computer systems include well known security capabilities, such as password protection of data files and encryption of data files. These capabilities are little used because the users either find suc... Read More
Inventors: Moy, Michael E.;, Assignee: Datasonix Corporation (Boulder, CO) |
Color function display system
What is claimed is: 1. A color function display system, comprising: means for generating coded signals representative of data and representative of a color indicating a particular function enabled mod... Read More
Inventors: Bridgewater, Thomas Austin St. Clair;, Assignee: RCA Corporation (New York, NY) |
Brush wear indicator for a dynamoelectric machine
In the preferred embodiments of the invention disclosed herein, a brush wear indicator for a dynamoelectric machine is provided for signalling the occurrence of a predetermined degree of brush wear. T... Read More
Inventors: Kimberlin, Dan W.;, Assignee: General Electric Co. (Schenectady, NY) |
Teletext decoder arrangements
What is claimed is: 1. A teletext decoder arrangement comprising a plurality of data acquisition circuits, a memory having a capacity for storing a large number of acquired pages in separate memory ch... Read More
Inventors: Bugg, Richard E. F.;, Assignee: U.S. Philips Corporation (New York, NY) |
Projection tube and its application in a video projection system
OF THE INVENTION A detailed explanation will be made on the present invention with the help of examples. EXAMPLE 1 FIG. 1 is a cross-sectional view to show schematically the main part of an example o... Read More
Inventors: Ooya, Tomoyuki;, Assignee: Matsushita Electric Industrial Co., Ltd. (Osaka, JP) |
Image pickup device for stabilizing optical aberrations
The present invention aims at eliminating the drawbacks found in the above-mentioned prior art devices. Accordingly, it is an object of the invention to provide an image pickup device which is capable... Read More
Inventors: Takatori, Naoki; Orimoto, Masaaki;, Assignee: Fuji Photo Film Co., Ltd. (Kanagawa, JP) |
Surface acoustic wave apparatus with a variable amplitude-frequency characteristic
What is claimed is: 1. A surface acoustic wave apparatus with a variable amplitude-frequency characteristic comprising an input terminal for receiving an electric input signal; a surface acoustic wave... Read More
Inventors: Yamada, Jun;, Assignee: Hitachi, Ltd. (Tokyo, JP) |
Apparatus for scrambling side panel information of a wide aspect ratio image signal
In accordance with the principles of the present invention, the modulated auxiliary subcarrier signal is decorrelated, or scrambled. This can be accomplished by scrambling the modulated auxiliary subc... Read More
Inventors: Cila, Benjamin J.; Koslov, Joshua L.; Hurst, Jr., Robert N.; Dietrich, Charles B.;, Assignee: General Electric Company (Princeton, NJ) |
Image reception system
Accordingly, it is an object of this invention to provide an image reception system by which the reason for a reception block condition can be understood easily and rapidly so that the user can enter ... Read More
Inventors: Inagaki, Isamu; Aoki, Haruo;, Assignee: Sony Corporation (Tokyo, JP) |
Miniature heat sink
The present invention is concerned with unique self-fastened heat sinks which offer marked advantage in respect of economy of manufacture, ease of installation and use, and promotion of efficient heat... Read More
Inventors: McCarthy, Alfred F.;, Assignee: Aavid Engineering, Inc. (Laconia, NH) |
Television receiver including a teletext decorder
A particular object of the invention is to provide a teletext decoder circuit which does not include a separate 6 MHz oscillator but in which for other reasons clock pulses, which are already present ... Read More
Inventors: Van Gestel, Henricus;, Assignee: U.S. Philips Corporation (New York, NY) |
Receiver for television and teletext signals, including a teletext decoder and an adaptive waiting time reduction circuit
What is claimed is: 1. A receiver for television and teletext signals, comprising: an operating system for generating a page number of a teletext page desired by a user; a teletext decoder having a fi... Read More
Inventors: Raaijmakers, Thomas A. M.;, Assignee: U.S. Philips Corporation (New York, NY) |
Zero crossing detector arrangements
What is claimed is: 1. A zero crossing detector arrangement which is operable on digitized successive samples of an analogue signal, characterised by means for affording a first output corresponding t... Read More
Inventors: Stuchbury, Ian K.;, Assignee: U.S. Philips Corporation (New York, NY) |
Phase comparator using digital and analogue phase detectors
I claim: 1. A phase detector comprising: a digital phase detector circuit responsive to a first signal having opposite edges, said circuit comprising: means for receiving a clock pulse signal, means f... Read More
Inventors: Summers, Christopher P.;, Assignee: U.S. Philips Corporation (New York, NY) |
Teletext decoder apparatus including feature of inhibiting generation of an end-of-page signal
What is claimed is: 1. A teletext decoder comprising: means for detecting the page header of a required teletext page, means for detecting the next following page header, and means responsive to the d... Read More
Inventors: Kinghorn, John R.; Stevens, Jeremy R.;, Assignee: U.S. Philips Corp. (New York, NY) |
Ideographic teletext transmissions
It is an object of the present invention to provide an ideographic teletext transmission which enables non-spacing attributes to be used without the need for coding extensions, thereby making it suita... Read More
Inventors: Bugg, Richard E. F.;, Assignee: U.S. Philips Corp. (New York, NY) |
Combination TV receiver and teletext processor with on-screen message capability
It is an object of the invention to enable the insertion and deletion of on-screen display messages over a teletext displayed page without an indeterminate delay in restoring the teletext information ... Read More
Inventors: Kinghorn, John R.; Stevens, Jeremy R.; Tarrant, David R.;, Assignee: U.S. Philips Corporation (New York, NY) |
Solid state imaging apparatus and method with expanded dynamic range
What is claimed is: 1. Solid state imaging apparatus comprising: a charge-coupled frame transfer image sensor including: an image-sensitive integration region for forming a charge pattern representati... Read More
Inventors: Busby, Peter W.;, Assignee: British Aerospace Public Limited Company (London, GB2) |
Video system with television receiver and teletext processor capable of switching external RGB signals
What is claimed is: 1. In combination in a video system including a television receiver, control microprocessor means, TTX processor means and an external source of RGB signals coupled to said TTX pro... Read More
Inventors: Zato, Thomas J.;, Assignee: Zenith Electronics Corporation (Glenview, IL) |
Anti-theft device for hoisting or striking a flag or the like
The present invention relates to a device for automatically hoisting or striking a flag, a pennant, colors etc. relative to a support structure, which device eliminates these drawbacks, by preventing ... Read More
Inventors: Doublet, Luc;, Assignee: Etablissements Doublet S.A. (Avelin, FR) |
Automatic color level circuit with peak detector
The invention includes the combination of means for amplifying signals subject to substantial amplitude variations and a closed loop sample-and-hold control system including peak detector means for de... Read More
Inventors: Jirka, Howard F.;, Assignee: Zenith Radio Corporation (Chicago, IL) |
Method of and apparatus for deriving a PAL color television signal corresponding to any desired field in an 8-field PAL sequence from one stored field or picture of a PAL signal
We claim: 1. A method of deriving a PAL color television signal corresponding to any field in an 8-field PAL sequence from one stored field or picture of a PAL signal, comprising: providing a first se... Read More
Inventors: Drewery, John O.; Storey, Richard;, Assignee: British Broadcasting Corporation (London, GB2) |
Color gain control circuit
I claim: 1. A color gain control circuit characterized in that a manual gain control, the bias of which is controllable by a manipulatable voltage, and an automatic gain control, the bias of which is ... Read More
Inventors: Hosoya, Nobukazu;, Assignee: Sanyo Electric Co., Ltd. (Osaka, JP) |
System for processing audio PCM digital signals
Accordingly, a object of the present invention is to provide a reproduced signal processing system which is used for reproducing an audio information signal recorded on a record medium in the form of ... Read More
Inventors: Kageyama, Satoshi; Kojima, Tadashi; Todokoro, Shigeru;, Assignee: Tokyo Shibaura Denki Kabushiki Kaisha (Kawasaki, JP) |
Tape recorder with cue processor
The present invention is developed from the abovementioned idea. The object of the present invention is to provide a tape recorder in which compatibility with a conventional tape recorder is not lost,... Read More
Inventors: Furuta, Kenji;, Assignee: Olympus Optical Co., Ltd. (Tokyo, JP) |
Image Analysis 
