Lightpen control circuit
The foregoing need is met in an illustrative embodiment of the invention wherein a lightpen control circuit for a random scanning computer graphics system comprises means for generating computer inter... Read More
Inventors: Macdonald, John B.;, Assignee: American Telephone and Telegraph Company, AT&T Technologies, Inc. (Berkeley Heights, NJ) |
***WITHDRAWN PATENT AS PER THE LATEST USPTO WITHDRAWN LIST*** *** NO IMAGES AVAILABLE***
Description:... Read More
Inventors: , Assignee: |
Emulation attribute mapping for a color video display
What is claimed is: 1. A method of translating monochrome attributes to colors and color attributes for display on a color screen, said method comprising the steps of: A. displaying a menu including a... Read More
Inventors: Zelinsky, Jerold M.; Stafford, John P.; Lief, Gerald A.;, Assignee: Bull HN Information Systems Inc. (Billerica, MA) |
Generation of hard copy color photo reproductions from digitally created internegative
In accordance with the present invention, there is provided a hybrid photo-finishing system which integrates the low cost and reduced processing time for multiple copy replication by an analog optic/c... Read More
Inventors: Manico, Joseph A.; Kristy, Stephen H.;, Assignee: Eastman Kodak Company (Rochester, NY) |
Edit decision list for identifying the pull down phase of a video signal
A conventional edit decision list (EDL) is a series of computer instructions for an edit controller 20 (FIG. 1) which produces an edited video or film program from a combination of source materials. ... Read More
Inventors: Phillips, Michael E.; Cornog, Katherine H.;, Assignee: Avid Technology, Inc. (Tewksbury, MA) |
Method and apparatus for the selection of data for use in VTR trick playback operation in a system using intra-coded video frames
The present invention is directed to data extraction techniques and, more particularly, to a method and apparatus for extracting intra-coded video frames from a digital video bitstream and for proces... Read More
Inventors: Boyce, Jill MacDonald; Lane, Frank Anton;, Assignee: Hitachi America Ltd. (Tarrytown, NY) |
Replay bit stream searching
In an inventive arrangement, an apparatus reproduces a digitally encoded signal from a medium. The apparatus comprises a transducer for transducing the digitally encoded signal and generating a bit st... Read More
Inventors: Schultz, Mark Alan; Willis, Donald Henry; Xie, Jianlei; Hague, John Alan; Barron, Steven Anthony; Canfield, Barth Alan;, Assignee: Thomson Licensing S.A. (Boulogne Cedex, FR) |
Chroma signal phase correction circuitry to be used in a color video information playback system
An object of the present invention is therefore to provide a phase correction circuitry for a chroma signal to be used in a system for playing back color video information which is capable of effectin... Read More
Inventors: Akiyama, Toru;, Assignee: Pioneer Electronic Corporation (Tokorozawa, JP) |
Method of access to recording medium, and apparatus and method for processing information
An object of the present invention is to provide a method of access for a recording medium, which is free from the above-mentioned disadvantages, realizes high-density of recording-reproducing by util... Read More
Inventors: Hatanaka, Katsunori; Takamatsu, Osamu; Yamano, Akihiko; Kuroda, Ryo; Nose, Hiroyasu; Miyazaki, Toshihiko;, Assignee: Canon Kabushiki Kaisha (Tokyo, JP) |
Recording and reading space control between a read/write probe and a recording medium
The present invention has been made to solve the above-noted problems and has as its object the provision of a system which, in recording and reproduction to which the principle of STM is applied, sta... Read More
Inventors: Hatanaka, Katsunori; Sakai, Kunihiro; Kawada, Haruki; Kuroda, Ryo;, Assignee: Canon Kabushiki Kaisha (Tokyo, JP) |
Optical disc with data recorded at different rates on different zones and recording apparatus, and reproducing apparatus therefor
It is therefore an object of the present invention to provide an optical disc recording apparatus, an optical disc reproducing apparatus, an optical disc recording and reproducing apparatus and an opt... Read More
Inventors: Naito, Ryuichi;, Assignee: Pioneer Electronic Corporation (Tokyo, JP) |
Information recording apparatus and process for recording on a recording medium with pit edges shifted in a step-wise fashion
We claim: 1. An information recording apparatus of the type which includes recording means for recording digital information on an information recording medium from which recorded information is repro... Read More
Inventors: Kobayashi, Seiji; Okamura, Hiroshige; Yamatsu, Hisayuki;, Assignee: Sony Corporation (Tokyo, JP) |
Disc player for playing different types of discs which automatically identifies the type of a currently loaded disc
An object of the present invention is to provide a disc player for playing back discs of different types, in which the reproduction mode need not be set manually each time the disc is replaced. A disc... Read More
Inventors: Otsubo, Hiroshi; Ohmori, Seiji; Tsuruga, Tasuku; Kawano, Eisaku; Mawatari, Takeshi;, Assignee: Pioneer Electronic Corporation (Tokyo, JP) |
Method of recording and reproducing video format signal using division video signals on a plurality of recording media
It is, therefore, an object of the invention to provide a recording and reproducing method which can automatically play a correct combination of a plurality of disks. In a video disk signal recording ... Read More
Inventors: Temma, Tetsuya; Nakajima, Yasuharu; Matsuura, Hiroyasu; Tobe, Takeo; Kono, Jun; Fujimura, Takuo; Kikuchi, Isao; Takada, Atsushi;, Assignee: Pioneer Electronic Corporation (Tokyo, JP) |
Method of digitally compressed video and audio data
It is therefore an object of the present invention to provide a data recording system capable of easily recording in a recording medium a data file which contains compressed audio and video data and a... Read More
Inventors: Kunihiro, Hideto;, Assignee: Nec Corporation (Tokyo, JP); Nec Home Electronics, Ltd. (Osaka, JP) |
Adapter and adapter system for playback of a compact disc and a mini disc in an optical disc apparatus
Accordingly, the present invention has been made in order to solve to the aforementioned problems, and an essential objective of the present invention is to provide an optical disc clamp mechanism, an... Read More
Inventors: Mizuno, Osamu; Nakamura, Tohru; Aikoh, Hideki; Tomita, Hironori; Mohri, Masanari;, Assignee: Matsushita Electric Industrial Co., Ltd. (Osaka-fu, JP) |
ECL in a recording and reproduction device in which coefficient groups including coefficient data corresponding to low frequency components of the first axis in at least two overlapped coding blocks are not recorded by the same recording head
An object of the present invnetion is to provide a recording a reproducing apparatus with image coding in which an image will never be dropped out in blocks even if a plurality of errors occur when di... Read More
Inventors: Miyashita, Mitsuhiro; Bannai, Tatsushi;, Assignee: Matsushita Electric Industrial Co., Ltd. (Osaka, JP) |
Video recording and reproducing device and method including video signal record restart during rewind/playback operation after non-detection of pilot signal in video track
In view of the foregoing, an object of the present invention is to provide a rotary head type magnetic recording and reproducing device in which, instead of fixed heads such as audio heads, rotary hea... Read More
Inventors: Okumura, Nobuyoshi;, Assignee: Mitsubishi Denki Kabushiki Kaisha (Tokyo, JP) |
Method and apparatus for reducing noise in a video signal
I claim: 1. A method of reducing noise in a video signal, comprising: passing said video signal through a high pass filter to create a high frequency signal; passing said high frequency signal through... Read More
Inventors: Asano, Mitsuyasu;, Assignee: Sony Corporation (Tokyo, JP) |
Semiconductor delay line driven by an input signal-derived reference signal
It is an object of the present invention to provide a method of driving a semiconductor delay line apparatus having a good delay characteristic without externally supplying a clock signal. It is anoth... Read More
Inventors: Nishikawa, Tetsuo; Hagiwara, Tatsuya;, Assignee: Fuji Photo Film Co., Ltd. (Kanagawa, JP) |
Method of recording and reproducing color video signals
The present invention therefore contemplates to alleviate the drawbacks described above, and a prime object of the present invention is to provide a recording system capable of recording broad-band co... Read More
Inventors: Kanamaru, Hitoshi;, Assignee: Pioneer Electronic Corporation (Tokyo, JP) |
Recording apparatus
An object of the present invention is to eliminate the drawbacks in the prior technology. Another object of the present invention is to provide a recording apparatus capable of renewing or expanding t... Read More
Inventors: Mitsuhashi, Shunya; Kumada, Shuichi;, Assignee: Canon Kabushiki Kaisha (Tokyo, JP) |
Recording/reproducing apparatus and information medium transfer method
It is an object of the present invention to solve these problems, and to extend the product lifetime of a recording/reproducing apparatus having a plurality of recording/reproducing means by operating... Read More
Inventors: Hashimoto, Yoshiyuki; Ueno, Shigeto;, Assignee: Matsushita Electric Industrial Co., Ltd. (Osaka, JP) |
Method for producing copy protected recorded videotape having uncopyable vertical synchronizing signal partition
It is an object of the present invention to provide a copy protected recorded videotape that is effective with presently marketed VTRs. The present invention provides copy protection of recorded video... Read More
Inventors: Takahashi, Yasunori;, Assignee: Scitec Corporation (Tokyo, JP) |
Image recording/reproducing apparatus
It is therefore an object of the present invention to provide a video recording/reproducing apparatus which can distinguish commercial message portions even in the same broadcasting mode. In a video r... Read More
Inventors: Tada, Yukinobu; Nishijima, Hideo; Okamoto, Kaneyuki; Kijima, Masayuki;, Assignee: Hitachi, Ltd. (JP) |
Electro luminescence device and electrophotographic printing system using the same
An object of the present invention is to provide an EL device having an electrode arrangement including a reduced number of driving electrodes. Another object of the present invention is to provide an... Read More
Inventors: Sato, Seii; Wakitani, Masayuki; Hasegawa, Tadashi; Miura, Shoshin; Andoh, Shizuo; Takizawa, Hideaki; Kobayashi, Tetsuya; Takahara, Kazuhiro; Kawada, Toyoshi; Hoshiya, Takayuki; Kisumi, Shintaro;, Assignee: Fujitsu Limited (Kawasaki, JP) |
Chrominance encoding for a widescreen television system
What is claimed is: 1. In a system for processing a television type video signal including first and second sampled data components, apparatus comprising: means for providing an auxiliary signal; mean... Read More
Inventors: Dieterich, Charles B.;, Assignee: General Electric Company (Princeton, NJ) |
Auxiliary signal to assist conversion of a letterbox standard aspect ratio television signal to a wide aspect ratio signal
A system according to the present invention comprises a compatatible television signal processing system for a 16:9 television signal which in standard 4:3 aspect ratio receivers provides images in th... Read More
Inventors: Geiger, Erich; Platte, Hans-Joachim; Plantholt, Martin; Westerkamp, Dietrich; Riemann, Uwe; Hepper, Dietmar;, Assignee: Deutsche Thomson-Brandt GmbH (DE) |
TV signal decoding apparatus using luminance and color signal selection
To solve the above problems, the present invention offers an EDTV signal decoding apparatus which is common for a first and a second generation EDTV systems and can suppress an increase of a circuit s... Read More
Inventors: Nio, Yutaka; Matsuura, Ryuji;, Assignee: Matsushita Electric Industrial Co., Ltd. (Kadoma, JP) |
Low cost high efficiency power converter
A new circuit for switch mode power converters achieves high efficiency and zero voltage switching by using an auxiliary switch, a capacitor, an auxiliary winding and an inductor. This circuit can be ... Read More
Inventors: Poon, Franki Ngai Kit;, Assignee: Computer Products, Inc. (Fremont, CA) |
TV Signal 
