Video signal processing circuit
An object of this invention is to provide a novel video signal processing circuit which avoids previously mentioned problems inherent in the previously proposed devices. Another object of this inventi... Read More
Inventors: Kato, Tetsuro;, Assignee: Sony Corporation (Tokyo, JP) |
Technique for minimizing multi-path distortion effects in video transmission
What is claimed is: 1. A method for reducing the distortion characteristics of video bandwidth information transmitted in television line format, wherein the non-recurring program information comprise... Read More
Inventors: Kennedy, Paul G.;, Assignee: Westinghouse Electric Corporation (Pittsburgh, PA) |
Method and apparatus for using a vertical internal test signal for phase control of an offset modulation of offset sampling system
It is an object of the present invention to provide a method for modulation and synchronous demodulation of color television signals processed according to the offset modulation and offset sampling pr... Read More
Inventors: Plantholt, Martin; Eiberger, Berthold; Schroder, Hartmut;, Assignee: ANT Nachrichtentechnik GmbH (Backnang, DE) |
Optimized routing of calls to roaming subscribers within a telecommunications network
The present invention discloses a method and system for optimally routing a call connection within a mobile telecommunications network. A telecommunications subscriber requesting an outgoing call conn... Read More
Inventors: Alperovich, Vladimir;, Assignee: Ericsson Inc. (Research Triangle Park, NC) |
Distributed subscriber data management in wireless networks from a remote perspective
In the broadest sense, our invention is directed to a system and method for increasing capacity of a cellular system by reducing call overhead processing and transmission congestion previously require... Read More
Inventors: Xu, Jian Ming; Sollee, Patrick N.; Bryant, Adam E. T.;, Assignee: Nortel Networks Corporation (Montreal, CA) |
Method and apparatus for detecting the movement of a device that receives a signal broadcast from a relative fixed position
Generally, a method and apparatus are provided for detecting the movement of a device that receives a signal broadcast from a relative fixed position, such as a signal sent by a geo-synchronous satell... Read More
Inventors: Gabber, Eran; Wool, Avishai;, Assignee: Lucent Technologies Inc. (Murray Hill, NJ) |
D.C. Controlled adjustable ramp signal generator and method
Consequently, it is an object of the invention to provide a circuit and method for generating a ramp signal which has a D.C. controlled adjustable level. It is a further object to provide a circuit an... Read More
Inventors: Fawkes, John S.; Umholtz, Walter F.;, Assignee: Ampex Corporation (Redwood City, CA) |
Apparatus using disc-shaped record bearing medium
This invention is directed to the solution of the problems mentioned in the foregoing. It is therefore a principal object of the invention to provide a novel recording and/or reproducing apparatus usi... Read More
Inventors: Nishimura, Akimasa; Tezuka, Nobuo;, Assignee: Canon Kabushiki Kaisha (Tokyo, JP) |
Video record player switching system
What is claimed is: 1. In a video record player, including means for recovering recorded signals respectively representative of picture information and accompanying sound information; apparatus compri... Read More
Inventors: Yu, John Pang;, Assignee: RCA Corporation (New York, NY) |
Clock generation circuit for multistandard serial digital video with automatic format identification
It is an object of the present invention to provide a method and circuit for producing frequency agile clock signals suitable for use with D1 component digital video, NTSC and PAL D2 composite digital... Read More
Inventors: Hershberger, David L.;, Assignee: The Grass Valley Group (Nevada City, CA) |
Multi-beam light source unit
The preferred embodiments of the present invention overcome the problems described above by providing a multi-beam light source unit having excellent stability in beam spot position and beam spot inte... Read More
Inventors: Nakajima, Tomohiro; Sakai, Kohji;, Assignee: Ricoh Company, Ltd. (JP) |
Load shedding timer for a power management system
It is an object of this invention, therefore, to an improved power shedding timer which assures restoration of a plurality of load sites to the power management system in a linear manner. More particu... Read More
Inventors: Townsend, Greg M.;, Assignee: Motorola, Inc. (Schaumburg, IL) |
Method and apparatus for composite wobbled and push-pull tracking servo system
With a view to solve the prior art problem of the offset pointed out above, it is a primary object of the present invention to provide an optical tracking method and apparatus which can eliminate the ... Read More
Inventors: Yonezawa, Seiji; Ohtake, Masatoshi; Ito, Masaru; Tsuyoshi, Toshiaki; Ichino, Kazuo; Nakagaki, Harushige;, Assignee: Hitachi, Ltd. (Tokyo, JP) |
Method of recording and reproducing digital information and apparatus therefor
It is an object of the present invention to solve the above-mentioned prior art problems and provide a method and apparatus for recording and reproducing digital information wherein the transfer rate ... Read More
Inventors: Ishigaki, Masaji; Onuki, Hideo; Fukui, Yukio; Inoue, Masayuki; Ohnishi, Kunikazu;, Assignee: Hitachi, Ltd. (Tokyo, JP) |
Digital selective calling receiver having a selectively attachable device for multiple independent address decoding capability
I claim: 1. In a digital selective call receiver including a receiver circuit for receiving transmitted signals, and a decoder for decoding said received signals, said decoder comprising: a memory con... Read More
Inventors: Davis, Walter L.;, Assignee: Motorola, Inc. (Schaumburg, IL) |
Portable transfer apparatus
Accordingly, an object of the present invention is to provide a portable transfer apparatus that may achieve a transfer operation with a desired time lag and an spatial interval. More specifically, ac... Read More
Inventors: Koga, Ritsuo;, Assignee: Plus Corporation (Tokyo, JP) |
Positioning and control apparatus that is interactively programmable using a display
The first positioning apparatus of the conventional art requires machine mechanisms, such as a long connecting shaft and cam, taking much time and labor in manufacturing a machine. In addition, the ma... Read More
Inventors: Takizawa, Yoshichika; Suzuki, Yasuyuki; Okada, Misako; Nishimura, Makoto; Matsumoto, Hidehiko; Kudo, Yasuharu; Tsujimoto, Tohru;, Assignee: Mitsubishi Denki Kabushiki Kaisha (Tokyo, JP) |
Information transmission system having collective data transmission and collection devices
It is an object of the present invention to provide a communication control method and an information transmission system for collectively transmitting and collecting information without individually ... Read More
Inventors: Tanaka, Shotaro; Ono, Yukiko; Ikezaki, Masao; Goto, Takeshi;, Assignee: Matsushita Electric Industrial Co., Ltd. (Osaka, JP) |
Teletext receiver
The object of the present invention is to obviate this disadvantage by giving the teletext receivers means making it possible to simplify the tests, particularly by shortening the processing time and ... Read More
Inventors: Motsch, Roger; Sechet, Claude;, Assignee: L'Etat Francais (FR) |
Rotary head assembly
The principal object of the present invention is to provide a novel head assembly for use in a rotary scan type multitrack recording apparatus, wherein a plurality of magnetic heads are mounted on a s... Read More
Inventors: Ike, Kazuo; Tachi, Katsuichi; Kato, Tetsuro;, Assignee: Sony Corporation (Tokyo, JP) |
Abnormal separation detecting circuits of chromatic signals of SECAM systems
Accordingly, it is an object of this invention to provide a novel abnormal separation detecting circuit of chromatic signals utilized in a SECAM system which can check as to whether R-Y and B-Y signal... Read More
Inventors: Sugimoto, Takashi; Takahashi, Hiroshi;, Assignee: Tokyo Shibaura Denki Kabushiki Kaisha (JP) |
Color video signal recording and reproducing apparatus
Accordingly, it is a general object of the present invention to provide a novel and useful color video signal recording and reproducing apparatus in which the problems described heretofore are elimina... Read More
Inventors: Nakano, Ryo; Ito, Takeyoshi; Matsuo, Yasutoshi;, Assignee: Victor Company of Japan, Ltd. (Kanagawa, JP) |
Method for recording and reproducing a digital color video signal
Accordingly, it is an object of this invention to provide a method and apparatus for recording a digital color video signal that avoids the above-described difficulties encountered with the prior art.... Read More
Inventors: Hashimoto, Yoshitaka; Shirota, Norihisa; Yamamoto, Kaichi;, Assignee: Sony Corporation (Tokyo, JP) |
Image processing apparatus using inclined line screens to reduce Moire
An object of the present invention is to eliminate the above-explained drawbacks. Another object of the present invention is to provide an improvement on an image processing apparatus for tonal proces... Read More
Inventors: Kawamura, Naoto; Kadowaki, Hidejiro;, Assignee: Canon Kabushiki Kaisha (Tokyo, JP) |
Image pick-up device and system
The present invention has been made ro further improve the image pick-up system and device of the previous applications assigned to the same assignee, as described above. In particular, it is a primar... Read More
Inventors: Masunaga, Makoto; Kinoshita, Takao;, Assignee: Canon Kabushiki Kaisha (Tokyo, JP) |
Apparatus for detecting the color temperature of a source of light and automatic white balancing means for use therewith
In accordance with this invention, apparatus is provided for detecting the color temperature of a source of light, such as the light source which is used to illuminate a televised scene. First and sec... Read More
Inventors: Nakamura, Takashi;, Assignee: Sony Corporation (Tokyo, JP) |
Solid state television camera
Accordingly, an object of the present invention relates to a dots sequential gain control amplifier for a dot sequential color output camera which is constituted from a simple circuit adapted for IC. ... Read More
Inventors: Yamanaka, Seisuke;, Assignee: Sony Corporation (Tokyo, JP) |
Solid state color imaging apparatus
The object of the present invention is to provide a color imaging apparatus not associated with the above-mentioned drawbacks. Another object of the present invention is to provide a color filter arra... Read More
Inventors: Tanaka, Nobuyoshi; Hashimoto, Seiji; Kuwayama, Tetsuro;, Assignee: Canon Kabushiki Kaisha (Tokyo, JP) |
Color information detecting device
A color information detecting device including a plurality of color sensing means for sensing different color lights from one another, converting means for a non-linearly converting an input signal, c... Read More
Inventors: Hashimoto, Seiji; Sakai, Shinji;, Assignee: Canon Kabushiki Kaisha (JP) |
Luminance signal forming circuit for color tv camera which combines luminance signal derived from primary color signals with luminance signal derived from complementary color signals
Accordingly, it is an object of the present invention to provide luminance signal forming circuitry capable of forming a luminance signal having improved characteristics on the basis of complementary ... Read More
Inventors: Sase, Masatoshi;, Assignee: Sony Corporation (Tokyo, JP) |
TV Signal 
