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297 results about "Film frame" patented technology

In filmmaking, video production, animation, and related fields, a frame is one of the many still images which compose the complete moving picture. The term is derived from the fact that, from the beginning of modern filmmaking toward the end of the 20th century, and in many places still up to the present, the single images have been recorded on a strip of photographic film that quickly increased in length, historically; each image on such a strip looks rather like a framed picture when examined individually.

Method and apparatus for eliminating motion artifacts from video

A method and apparatus for detecting and correcting motion artifacts in interlaced video signal converted for progressive video display. A correction is applied where interlaced video material is determined to originate from film source, thereby having been converted to video using a process known as 3-2 pulldown. Where the video material is not a result of the 3-2 pulldown process, a check is made for the presence of “pixel motion” so that corrections may be applied to smooth out the pixel motion. To determine 3-2 pulldown or field motion, a video field is compared to the field prior to the previous field to generate field error. Field errors are generated for five consecutive fields and a local minimum error repeated every five fields indicate the origination of the video material from film source using the 3-2 pulldown process. Upon confirmation of 3-2 pulldown, the video material is modified to correct for the mixing of two film frames into one interlaced video frame by assuring that the two fields of the de-interlaced video frame contain data from the same film frame. Where the video material did not originate from a film source, but pixel motion is detected, the pixel motion is smoothed out by an averaging method. The odd and even fields of the resulting video data are subsequently combined to form a progressive video material.
Owner:RGB SYST INC

Recording a stereoscopic image of a wide field of view

A scanning camera with a rotating drum has one or more sensors characterized by a non-radial optical axis. With two sensors on opposite sides of the drum and facing in substantially the same direction, stereoscopic recording of a panorama is accomplished as the drum rotates. Rapid rotation of the scanning camera produces panoramic motion picture recording, with the final frame speed dependent on the sensitivity and speed of the sensor, the resolution desired, and the capabilities of the recording device. The preferred embodiment employs rotating fisheye lenses for a substantially fill-sphere field of view. Streamlining of the lens elements on the drum surface is described for quiet operation of the camera, even at high rotation speeds. The rapid rotation of the drum characteristic of motion picture frame rates can improve both the stability and portability of the camera. The gyroscopic effect of the rotating weight of the drum can increase the stability of the camera, and the apparent weight of the camera can be reduced by the lifting effect of aerodynamic elements such as rotors added to the rotating drum. The adjustment of convergence are described that improve the viewing of stereoscopic images. Additional sensors in the same arrangement are used to increase resolution through multiplexed recording of the image data. Recording image information using film, either internal or external to the camera drum, is also described as a cost-effective alternative to digital media storage.
Owner:IMMERSIVE LICENSING

Rotating scan self-cleaning camera

A scanning camera with a rotating drum has one or more sensors characterized by a non-radial optical axis. With two sensors on opposite sides of the drum and facing in substantially the same direction, stereoscopic recording of a panorama is accomplished as the drum rotates. Rapid rotation of the scanning camera produces panoramic motion picture recording, with the final frame speed dependent on the sensitivity and speed of the sensor, the resolution desired, and the capabilities of the recording device. The preferred embodiment employs rotating fisheye lenses for a substantially full-sphere field of view. Streamlining of the lens elements on the drum surface is described for quiet operation of the camera, even at high rotation speeds. The rapid rotation of the drum characteristic of motion picture frame rates can improve both the stability and portability of the camera. The gyroscopic effect of the rotating weight of the drum can increase the stability of the camera, and the apparent weight of the camera can be reduced by the lifting effect of aerodynamic elements such as rotors added to the rotating drum. The adjustment of convergence are described that improve the viewing of stereoscopic images. Additional sensors in the same arrangement are used to increase resolution through multiplexed recording of the image data. Recording image information using film, either internal or external to the camera drum, is also described as a cost-effective alternative to digital media storage.
Owner:IMMERSIVE LICENSING

Image modifiers for use in photography

In a first embodiment of the invention, a transparent plate is mounted at the film plane within a camera. The transparent plate includes a translucent diffusion pattern which diffuses incoming light rays reflected from the subject and effectively repositions them in a controlled manner prior to the light exposing the film. Proposed diffusion patterns may alter the light rays to create characteristics indicative of various types of paintings or may produce a controlled grainy appearance to an image recorded on film.In another embodiment of the invention, the transparent plate is mounted in a film cartridge.In another embodiment of the invention, a length of plastic film (a pattern strip) is positioned adjacent to a similar length of photographic film (film strip). An appropriate translucent diffusion pattern is provided onto one surface of the pattern strip, along its entire length. Both strips are rolled into a conventional 35 mm film canister and dispensed simultaneously, as needed (within the camera) so that each frame of film has a separate mask in front of it, at the film gate of the camera.In another embodiment of the invention, a transparent plate having a translucent diffusion pattern is positioned between the main lens of the camera, and the camera body. In this arrangement, a correcting lens is required to bring the pattern of the particular pattern into sharp focus with the image at the film plane to be exposed on film.
Owner:SMARTLENS CORP

Method for manufacturing polydimethylsiloxane (PDMS) film with integrated microstructure

ActiveCN103009534AAvoid prone to tearingAvoid structureFlat articlesCoatingsSheet filmThin layer
The invention discloses a method for manufacturing a polydimethylsiloxane (PDMS) film with an integrated microstructure. The method is characterized in that firstly a PDMS rotary die technology is utilized to replicate a targeted microstructure from a female die manufactured based on micro-processing technology to the surface of a hot melting or water soluble material so as to form a sacrificial layer die with a meltable or dissolution characteristic; and then the surface of the manufactured sacrificial layer die is coated with a thin layer of PDMS rotationally, simultaneously an outer film frame is attached to the PDMS in a pressing manner, finally a PDMS film structure is released through hearing or smelting in water or dissolving the sacrificial layer die after the PDMS is cured, and the transferring and application of the PDMS film are achieved with the assistance of the outer film frame. The method utilizes the sacrificial layer die to manufacture and release the PDMS film with the integrated structure, prevents traditional manual mechanical peeling methods from damaging the PDMS film, substantially reduces difficulty in manufacturing of fragile PDMS film structure, increases the success rate of manufacturing the PDMS film and can achieve the high-yield mass production of the PDMS film structure.
Owner:SHANGHAI INST OF MICROSYSTEM & INFORMATION TECH CHINESE ACAD OF SCI

Method and apparatus for eliminating motion artifacts from video

InactiveUS20050062891A1Enhancing and improving quality of video imageTelevision system detailsPicture reproducers using cathode ray tubesInterlaced videoFilm frame
A method and apparatus for detecting and correcting motion artifacts in interlaced video signal converted for progressive video display. A correction is applied where interlaced video material is determined to originate from film source, thereby having been converted to video using a process known as 3-2 pulldown. Where the video material is not a result of the 3-2 pulldown process, a check is made for the presence of “pixel motion” so that corrections may be applied to smooth out the pixel motion. To determine 3-2 pulldown or field motion, a video field is compared to the field prior to the previous field to generate field error. Field errors are generated for five consecutive fields and a local minimum error repeated every five fields indicate the origination of the video material from film source using the 3-2 pulldown process. Upon confirmation of 3-2 pulldown, the video material is modified to correct for the mixing of two film frames into one interlaced video frame by assuring that the two fields of the de-interlaced video frame contain data from the same film frame. Where the video material did not originate from a film source, but pixel motion is detected, the pixel motion is smoothed out by an averaging method. The odd and even fields of the resulting video data are subsequently combined to form a progressive video material.
Owner:RGB SYST INC

Glass lamination machine for producing insulating glass

The invention discloses a glass lamination machine for producing insulating glass. The glass lamination machine for producing the insulating glass comprises a feeding device, a lamination working table, a suction cup device, a film frame and a protective cover, the feeding device comprises a feeding rack and a feeding plate, the lamination working table is provided with a cushion, vent holes are evenly formed in the surface of the cushion, supporting springs and a horizontal sliding device are arranged in a cavity of the cushion, the suction cup device comprises fixing frames and vertical suction cups, the two adjacent fixing frames are connected through a connecting rod, and a lead screw is arranged at the upper end of each vertical suction cup. The glass lamination machine for producing the insulating glass is simple in structure and strong in practicability; the original design of feeding through an escalator is improved; by means of a traction motor, feeding of glass is more convenient and simple, and the safety performance of operation is improved; by means of the cushion, a protective effect on the glass can be achieved, the placed glass can be firmly sucked by horizontal suction cups in the cushion, the movement of the glass is avoided, the energy consumption is reduced, and the comprehensive utilization efficiency is increased.
Owner:SHENGZHOU HUANDING GLASS TECH CO LTD

Horizontal cassette

A cassette, particularly suitable for storing film frames, in a preferred embodiment utilizes an integral shell portion with a plurality of shelves to support a plurality of axially aligned horizontally stacked film frames. A door, preferably vacuum-formed, covers the open front of the shell to enclose the film frames therein. The cassette may have a robotic top and collapsible handles. In a preferred embodiment the handles are U-shaped and slideably engaged with a pair of brackets integral with the sidewall. In another embodiment the handles pivot about an axis parallel to the top of the cassette and attach by a pair of split prongs insertable into a pair of receiving holes. A pair of film frame retention members are pivotally and rotatably attached at the sides of the shell inside the front opening. The restraints are pivotable between an open position where they are aligned with the sidewalls and pointing toward the open front to a film frame retention position where they are rotated to face inwardly in an approximately radial direction. The film frame retention members may be actuated by handles positioned on the top of the enclosure. Alternatively, the retention members may be automatically actuated by a helical cam mechanism with a engagement portion extending below the cassette to contact a surface upon which the cassette is placed. The members may be biased and spring loaded such that they remain in the retention position and/or the open position when so placed.
Owner:ENTEGRIS INC

Walking winding machine

ActiveCN101797982AMobile shapeWinding film is suitable forWrappingWinding machineElectric machinery
The invention relates to a walking winding machine, which is provided with a walking mechanism, a base plate, an upright post and a film frame, wherein the film frame is arranged on the upright post, a lifting device is arranged on the base plate, the upright post is connected on the lifting device, the walking mechanism is provided with walking wheels which comprise a left wheel and a right wheel, the walking mechanism is also provided with a sensor, the sensor controls the work of a driving motor of the walking wheels positioned at the side of a rolling element, the rolling element is connected on a swinging mechanism, and the sensor induces the action of the swinging mechanism. The invention can realize the maneuvering under the driven effect by the motor, the automatic turning can be realized, and the film winding work can be completed automatically when the walking winding machine is maneuvered to the position of an object. At the same time, the upright post of the invention can be lifted. Because the upright post per se is a height orientation part, the invention can still make the film frame have a certain lifting height to be applicable to the film winding on an large-sized object under the condition that the upright post does not have the same height as the traditional upright post, and the external shape of the winding machine is more applicable to the maneuvering.
Owner:HANGZHOU YOUNGSUN INTELLIGENT EQUIP
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