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4876596 |
Film-to-video converter with scan line doubling
Improved apparent picture quality in film-to-video transfer television systems operating in accordance with an odd ratio between film frame display rate and television scan field/frame rate and...
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4875102 |
Automatic correcting of picture unsteadiness in television film scanning
For detecting picture unsteadiness in television pictures obtained from a film scanner in which the film moves continuously, the sprocket holes and the picture boundaries on the film and additional...
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4855836 |
Method and apparatus for converting film to line synchronized video signal data
Apparatus and method for converting information recorded on film to video signal data in which the film is transported in the direction of its length between light source and scanner optics in...
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4841317 |
Web handling device
A web storage and handling system employing two concentric rings of rollers. The web is wound around the outer of the concentric arrangement and therefrom wound around the inner of the concentric...
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4823204 |
Method and apparatus for film weave correction
A method and apparatus for correction of both horizontal and vertical film weave is disclosed in connection with continuous motion type moving beam recorder or playback devices such as electron...
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4814885 |
Compressive film to video transfer method
An improved method is disclosed for transferring motion pictures from film to videotape, with an improved video image quality for moving objects. In the preferred embodiment, the motion picture is...
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4807039 |
Motion picture film transport
Motion picture film transport of the kind used in a telecine apparatus uses a common film lacing path between a picture gate and a sound gate for films of different gauges. An audio delay circuit...
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4807056 |
Method and apparatus for video signal recording and playback signal level compensation based on recorded reference signal
A video signal recording and playback apparatus and method which is applicable to wide-band recording in which a video signal is divided into a plurality of channels by time-axis expansion, and the...
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4786979 |
Method and system for picture-correct transfer of motion picture film scenes to magnetic tape
To record motion picture film scenes, for example recorded at 24 frames per second, a television recording medium, such as magnetic tape, in accordance with the NTSC standard of 30 frames--60...
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4755875 |
Telecine apparatus including an electro-optical image transducer illuminated by a bias light source
A telecine apparatus uses a line array electro-optical image transducer which is illuminated with bias light in addition to the projection light passing through the film. The bias light serves to...
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4710818 |
Method of reading image data
A method of sensing image data from a film fed by a pulse motor and associated components, whereby sensing is carried out at fixed intervals along the film, independently of whether the pulse motor...
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4689691 |
Phototelegraphic transmission apparatus
According to the phototelegraphic transmission apparatus of the present invention, the image on developed films can be directly transmitted without any prints of the film. In order to reproduce...
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4688099 |
Illumination control circuitry for a film video player electronic strobe light
A film video player includes an electronic strobe light operable for repetitively firing a flash tube to flash illuminate a solid state image sensor via a pulse of light projected via a...
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4680638 |
Concealment of defects in a video signal
Video signals (Y,U,V) from a telecine machine are accompanied by a blemish signal (D) (obtained for example by infra-red scanning of a color film) indicating the presence of scratches, dirt etc....
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4677500 |
System for playing back a film recorded as a video signal on a disc-shaped record carrier
In order to enable film frames of a film standard in which the number of film frames per second differs from the number of video pictures per second of the television standard in use with a gain of...
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4660091 |
Exposure level correction for film-to-video conversion
The average video level of a video camera is corrected for film-to-video conversion by having a film aperture plate with a light-passing opening that is slightly enlarged with respect to the image...
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4641188 |
Progressive scan display system employing line and frame memories
A receiver includes a line store progressive scan processor and a frame store progressive scan processor for doubling the line rate of a video input signal for display. The video input signal...
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4633293 |
High definition television signal for film-television standards conversion system
A high definition television production system generates a high definition video signal that is easily convertible to signals formatted in accordance with other television and film standards of...
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4607282 |
Television circuit for the reduction of flicker on a display
The television circuit is suitable for use with a television picture signal originating from a tele-cine converter (1) which operates at a cine film display rate of 24 frames per second and a 60 Hz...
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4594614 |
Film video player with electronic strobe light
A film video player for producing a standard television signal from photographic film includes an image sensor for sensing a film image illuminated by a pulse of light from an electronic strobe...
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4586085 |
Device for taking pictures from a monitor
A device for taking pictures with a monitor, a lens, a mirror that can be moved within the path of the rays of the monitor and a film camera located in one of the ray paths that can be selected by...
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4569026 |
TV Movies that talk back
A video entertainment system by which human viewers conduct simulated voice conversations with screen actors or cartoon characters in a branching story game shown on a television screen. The actors...
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4524392 |
Cine film-video scanner system
To suppress display of film splices, defects in the film, fade, dissolve, or torn perforation openings upon scanning a film for video reproduction, splices and defects are recognized, and...
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4516171 |
Video transfer device
A thin film screen of disc form which is semi-transparent is rotated at high speed about its axis at right angles to the projection path of a projected movie or slide picture through an aperture...
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4513324 |
Television scanning of wide frame motion picture films
Wide screen film frames are scanned in full width and in a first intermediate store a horizontal section of the frame is defined by a read-out start address and expanded by reading out at a lower...
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4485406 |
Film video player with zoom and scan
A film video player for sensing photographic images having a given resolution to produce a standard video signal having a lower resolution, includes a zoom lens for selectively varying the...
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4476493 |
Television scanning of motion picture films of different frame aspect ratios
Horizontally compressed video signals sensed in film scanning are transmitted at a slower rate for time expansion while the beginning of the transmission of each line is electronically delayed by...
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4445139 |
Device for the electronic scanning of images
An electronic image scanner is disclosed in various embodiments. Scanning of an image is divided into a first reproduction phase and a second reproduction phase. In the first reproduction phase, a...
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4399465 |
System for scanning of motion picture films to derive television signals
To prevent cutting lines and overlap of frames upon reproduction of standard motion-picture film, in which the motion-picture film is scanned and the scanned signals are recorded in a store (16),...
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4346408 |
Method for the television scanning of films
To prevent cut edges with studio asynchronous film speeds below 50 frames per second, during the reading in of one film frame into one field store, the other field store is simultaneously...
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4338634 |
Frame-rate converting film scanner with two-dimensional solid state image sensing array
A frame-rate converting film scanner includes means for continuously advancing film at a selected frame rate and for projecting an image of the moving film onto a solid state image sensor for...
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4319280 |
Apparatus for converting cinematographic pictures into video signals
An apparatus is described for converting cinematographic images into video signals. The film gate in which a frame to be scanned is located is illuminated uniformly. The film is scanned by means of...
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4312017 |
Method and system to scan motion picture film to develop television signals
To derive TV signals in standard TV interlace scanning format upon continuous scanning of motion picture film, line by line, the scanned signals are stored in a memory and the lines of the film...
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4310856 |
Method and apparatus for the television scanning of films
A system for the television scanning of films is proposed in which the film is continuously moved and is scanned without interlacing. The respective signals belonging to a scanned line are read...
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4281351 |
Apparatus for the line by line optical scanning of a film
For the line-by-line optical scanning of a film as it passes at high speed through a scanning region, particularly to obtain television image signals, a light source directs light to a sensor. To...
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4280142 |
Optical reproducing device for a super-8 film reader
Light is directed from a source through a developed and travelling motion-picture film, to pass through a reproduction lens. This light is intercepted by a tilting mirror which reflects it back...
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4275422 |
Telecine machines
A telecine machine has a solid state sensor before which film is driven at a constant rate. To overcome differences between the film frame and television field utilization ratios, i.e. the...
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4203130 |
Information displaying system
Program schedules together with other periodically updated information is displayed to subscribers through a cable television system. The information is derived from optical image recordings and...
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4199781 |
Program schedule displaying system
Program schedule information recorded on film is converted into video signals by two video record players for transmission with audio signals through a selected channel to cable television...
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4151560 |
Apparatus and method for displaying moving film on a television receiver
An apparatus and a method for displaying a motion picture film on a television receiver are disclosed. The apparatus employs several line scanners, each positioned to intercept a different portion...
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4149191 |
Method and system for converting the image content of transported film into television signal picture information
A succession of film frames is continuously transported past at least one row of optoelectronic converters. The information registered by the row of optoelectronic converters is periodically read...
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4018988 |
Negative gamma circuit
A gamma circuit for developing a video output signal having a positive gamma coefficient from an input signal having a negative gamma coefficient includes a multiplier and amplifier which forms an...
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3988602 |
Method and apparatus for enhancing data
A technique and apparatus for enhancing the data upon a film transparency is presented. The density characteristics of the object film are digitized and shifted to exponentially increase the...
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3943559 |
Telecinema system using electroluminescent diodes
A cinematographic film to be reproduced by television is driven at constant speed in synchronism with the sweep cycle of one or more camera tubes each positioned to pick up images projected upon a...
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3930118 |
Radar recorder system
A radar recorder system is disclosed for recording and playing back information for a radar system. A motion picture camera is positioned opposite the face of the cathode ray tube (CRT) and is...
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3914544 |
Apparatus for halographically recording and reproducing picture images on a disc
Images originally recorded on, for example, a film frame, a television frame or a field are arranged as holograms on a holographic recording body. An apparatus for holographically recording and...
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3825675 |
SYSTEM FOR CONTROLLING FILM MOTION
Photographic film is reeled and a loop thereof is included between the payout reel and the takeup reel. A capstan engages the film in the loop and controls movement of the film past a beam recorder...
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3824336 |
EDITING SYSTEM AND METHOD
Images on motion picture film are converted into electrical video signals by means of a motion picture projector and a film camera. The video pictures are displayed sequentially on a video receiver...
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3823276 |
RECORDING/REPRODUCING RADIATION SYSTEM WITH THE RECORD MEDIUM WRAPPED AND GUIDED HELICALLY INSIDE A HOLLOW CYLINDER
A high density optical data recording and reproducing system for use with light-sensitive tape-type recording carriers including a cylinder, a structure for guiding a tape carrying a...
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3804978 |
INFORMATION STORAGE AND REPRODUCTION SYSTEM HAVING VERTICAL SYNCHRONIZING SIGNAL INDEPENDENT HORIZONTAL SCANNING FREQUENCY
An elongated film record has a sequence of picture frames and synchronizing indicia for the frames. The film record is transported through a scanning beam which passes through the record to a...
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