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Class Information
Number: 352/27
Name: Optics: motion pictures > With sound accompaniment > Common picture and sound record carrier systems > Flexible strip type
Description: Subject matter in which the common carrier is a flexible strip.

Sub-classes under this class:

Class Number Class Name Patents
352/28 Common light source for picture and sound 2
352/29 Spaced picture gate and sound transducers 32

Patents under this class:
1 2 3

Patent Number Title Of Patent Date Issued
7400821 Device and method for reproducing photographic sound recordings Jul. 15, 2008
7394519 System and method for audio encoding and counterfeit tracking a motion picture Jul. 1, 2008
7126663 Variable area film soundtrack renovation Oct. 24, 2006
7123339 Processing variable area film soundtracks Oct. 17, 2006
7053978 Correction of optical film soundtrack deficiencies May. 30, 2006
7050142 Digital reproduction of optical film soundtracks May. 23, 2006
6819459 Film scanning and filing Nov. 16, 2004
6684130 Robot apparatus and its control method Jan. 27, 2004
6624873 Matrix-encoded surround-sound channels in a discrete digital sound format Sep. 23, 2003
6550922 Audio-video recording of overhead projector based presentations Apr. 22, 2003
6429922 Master negative film making apparatus, master negative film making method, and master negative film Aug. 6, 2002
6317191 Process for viewing a positive motion picture film scene image with integral audio soundtrack Nov. 13, 2001
6211940 Selecting analog or digital motion picture sound tracks Apr. 3, 2001
6188806 Apparatus for reading optical data from a motion picture film and a light source therefor Feb. 13, 2001
6157434 Movie film having two digital audio data recording areas along its longitudinal direction Dec. 5, 2000
6038010 Apparatus for reproducing digital sound signals for projectors Mar. 14, 2000
6028972 Apparatus for reading optical data from a motion picture film and a light source therefor Feb. 22, 2000
6016182 Motion picture film and a technique for recording and/or reproducing data from such motion picture film Jan. 18, 2000
6011610 Compatible digital soundtracks for 70 mm motion picture film Jan. 4, 2000
5991003 Synchronous control apparatus Nov. 23, 1999
5959716 Data recording device for motion picture film Sep. 28, 1999
5841513 Apparatus for reproducing sound signals recorded on a motion picture film with digital sound track Nov. 24, 1998
5761349 Apparatus for reading optical data from a motion picture film and a light source therefor Jun. 2, 1998
5757465 Storage medium for carrying information encoded in two dimensions May. 26, 1998
5753402 Method for recording and processing motion picture film soundtrack May. 19, 1998
5745213 Method of making enhanced resolution motion picture release-print film Apr. 28, 1998
5677753 Digital sound recording on motion picture film Oct. 14, 1997
5677752 Digital sound recording on motion picture film Oct. 14, 1997
5666185 Method for recording a digital audio signal on a motion picture film Sep. 9, 1997
5652642 Combination digital and analog soundtrack system and method Jul. 29, 1997
5639585 System for photographically recording digital data and analog soundtrack, and medium having digital data and analog soundtrack recorded thereon Jun. 17, 1997
5621489 Medium having photographically recorded digital audio bits Apr. 15, 1997
5617158 Digital sound recording on motion picture film Apr. 1, 1997
5608473 Audio data readout device for motion picture film and clock generating device in motion picture film changeover system Mar. 4, 1997
5600384 Self aligning magnetic media follower device Feb. 4, 1997
5600617 Data recording device for motion picture film Feb. 4, 1997
5596380 Digital sound signal reproducing apparatus for projector Jan. 21, 1997
5587749 Apparatus and method for reading motion picture film photographic dye soundtracks Dec. 24, 1996
5553049 Reproduction of digital audio data optically recorded in a motion picture film Sep. 3, 1996
5550603 Motion picture film with digital sound track Aug. 27, 1996
5543868 Method and apparatus of reproducing a digital signal recorded on a movie film Aug. 6, 1996
5537165 Motion picture film and reproducing device therefor Jul. 16, 1996
5523996 Laser light modulation method and apparatus for recording digital audio signals on cinefilm Jun. 4, 1996
5521663 Sound system for still film photography May. 28, 1996
5506907 Channel audio signal encoding method Apr. 9, 1996
5483306 Soundtrack interface for motion picture projector Jan. 9, 1996
5471263 Method for recording a digital audio signal on a motion picture film and a motion picture film having digital soundtracks Nov. 28, 1995
5453802 Method and apparatus for photographically recording digital audio and a medium having photographically recorded digital sountracks Sep. 26, 1995
5386256 Printer module for recording a digital soundtrack Jan. 31, 1995
5363158 Camera including optical encoding of audio information Nov. 8, 1994

1 2 3

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