1
Karl Heinz Lingemann, Dieter Poetsch, Volker Massmann: Method for the automatic correction of errors in image registration during film scanning. BTS Broadcast Television Systems, Felfe & Lynch, February 20, 1990: US04903131 (64 worldwide citation)

A method is described for the determination and automatic correction of horizontal and vertical errors in image steadiness for continuous raster scanning of film, using an image memory. By means of the vertical image steadiness error signals the beginning of scanning of the first line of a new film ...


2
Uwe Ritter, Rainer Sturm: Method of controlling a multiplicity of units of video apparatus. BTS Broadcast Television Systems, Frishauf Holtz Goodman & Woodward, March 19, 1991: US05001473 (26 worldwide citation)

Several video cassette recorders are among studio video equipments operated from a control unit at a control desk as a cluster of studio video equipments interconnected by a coaxial line constituting a digital data bus. The video cassette recorders have simple addresses and the control unit has a mu ...


3
Leland K Putnam, Phillip H Lucht, David K Blair, Scott K Pritchett: System and method for high speed computer graphics image computation using a parallel connected, asynchronous multiprocessor ring coupled to a synchronous special purpose video processing ring. BTS Broadcast Television Systems, Workman Nydegger Jensen, November 16, 1993: US05262965 (24 worldwide citation)

A high performance computer graphics image computation system architecture is disclosed. The system architecture includes a computational processor ring which includes a plurality of closely coupled computational subsystems. The computational subsystems operate asynchronously and each is interconnec ...


4
Dieter Poetsch: Automatic correcting of picture unsteadiness in television film scanning. BTS Broadcast Television Systems, Frishauf Holtz Goodman & Woodward, October 17, 1989: US04875102 (21 worldwide citation)

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 reference marks that may be provided on the film outside of the picture boundaries were scanned by an ...


5
Ulrich Reimers: Video production facility. BTS Broadcast Television Systems, Frishauf Holtz Goodman & Woodward, July 30, 1991: US05036395 (20 worldwide citation)

A video production facility has a switching matrix for video signals that serves both as the usual studio switching matrix for video signals interposed between video signal sources and video signal destinations and also provides the necessary switching for supplying signals to a mixer and for direct ...


6
Karl Heinz Lingemann: Method and circuit for the automatic correction of errors in image steadiness during film scanning. BTS Broadcast Television Systems, Felfe & Lynch, February 19, 1991: US04994918 (19 worldwide citation)

A method and a circuit for the detection and the automatic correction of horizontal and vertical errors in image steadiness during the television film scanning of continuously moving motion picture films wherein different frame start pulses are generated and substituted for pulses normally derived d ...


7
Jurgen Muller: Method and apparatus for reproducing at a selected speed video signals recorded on magnetic tape. BTS Broadcast Television Systems, Frishauf Holtz Goodman & Woodward, June 29, 1993: US05223987 (17 worldwide citation)

The magnetic tape video playback apparatus for a digital video signal regenerates the sample rate from the playback to operate a counter and detects the video data block numbers to permit an address generator to derive the more significant bits of addresses for a picture memory in which the video da ...


8
Gerhard Wischermann: Apparatus system for deriving synchronizing information from a digital video signal. BTS Broadcast Television Systems, Frishauf Holtz Goodman & Woodward, April 16, 1991: US05008751 (16 worldwide citation)

Synchronizing information is obtained from a digital video signal by supplying the digital video signal to a first digital function genenator which recognizes that the beginning and end of the horizontal blanking interval the preamble of a timing reference signal that precedes the synchronizing word ...


9
Gerhard Wischermann: Video noise reducer with detection of both total and temporal picture changes. BTS Broadcast Television Systems, Frishauf Holtz Goodman & Woodward, March 2, 1993: US05191419 (15 worldwide citation)

A video noise reducer comprises a full picture memory and provides comparison of corresponding pixels of undelayed and delayed video signals, in which the delayed signal is fed back and mixed which is the undelayed signal at a controllable fader fading factor controlled by the absolute value differe ...


10
Andreas Hess, Jurgen Klink, Friedrich Zimmermann: Automatic aperture control of a television camera. BTS Broadcast Television Systems, Frishauf Holtz Goodman & Woodward, May 9, 1989: US04829382 (15 worldwide citation)

R, G and B outputs from the corresponding preamplifiers of a television camera are supplied to a non-additive mixer (NAM) circuit for continuous selection of the greatest of the three outputs and the selected output is continuously supplied to a set of 9 electronic switches each selecting out a subd ...