DE800157C - Process for synchronizing image and sound carriers when recording and playing back sound films - Google Patents

Process for synchronizing image and sound carriers when recording and playing back sound films

Info

Publication number
DE800157C
DE800157C DEP39465A DEP0039465A DE800157C DE 800157 C DE800157 C DE 800157C DE P39465 A DEP39465 A DE P39465A DE P0039465 A DEP0039465 A DE P0039465A DE 800157 C DE800157 C DE 800157C
Authority
DE
Germany
Prior art keywords
sound
recording
image
carriers
playing back
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired
Application number
DEP39465A
Other languages
German (de)
Inventor
Josef Schuerer
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Individual
Original Assignee
Individual
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Individual filed Critical Individual
Priority to DEP39465A priority Critical patent/DE800157C/en
Application granted granted Critical
Publication of DE800157C publication Critical patent/DE800157C/en
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04M—TELEPHONIC COMMUNICATION
    • H04M1/00—Substation equipment, e.g. for use by subscribers
    • H04M1/64—Automatic arrangements for answering calls; Automatic arrangements for recording messages for absent subscribers; Arrangements for recording conversations
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01D—MEASURING NOT SPECIALLY ADAPTED FOR A SPECIFIC VARIABLE; ARRANGEMENTS FOR MEASURING TWO OR MORE VARIABLES NOT COVERED IN A SINGLE OTHER SUBCLASS; TARIFF METERING APPARATUS; MEASURING OR TESTING NOT OTHERWISE PROVIDED FOR
    • G01D15/00—Component parts of recorders for measuring arrangements not specially adapted for a specific variable
    • G01D15/12—Magnetic recording elements
    • G—PHYSICS
    • G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
    • G03B—APPARATUS OR ARRANGEMENTS FOR TAKING PHOTOGRAPHS OR FOR PROJECTING OR VIEWING THEM; APPARATUS OR ARRANGEMENTS EMPLOYING ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ACCESSORIES THEREFOR
    • G03B31/00—Associated working of cameras or projectors with sound-recording or sound-reproducing means
    • G03B31/04—Associated working of cameras or projectors with sound-recording or sound-reproducing means in which sound track is not on, but is synchronised with, a moving-picture film
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06K—GRAPHICAL DATA READING; PRESENTATION OF DATA; RECORD CARRIERS; HANDLING RECORD CARRIERS
    • G06K7/00—Methods or arrangements for sensing record carriers, e.g. for reading patterns
    • G06K7/01—Details
    • G06K7/016—Synchronisation of sensing process
    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B15/00—Driving, starting or stopping record carriers of filamentary or web form; Driving both such record carriers and heads; Guiding such record carriers or containers therefor; Control thereof; Control of operating function
    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B23/00—Record carriers not specific to the method of recording or reproducing; Accessories, e.g. containers, specially adapted for co-operation with the recording or reproducing apparatus ; Intermediate mediums; Apparatus or processes specially adapted for their manufacture
    • G11B23/38—Visual features other than those contained in record tracks or represented by sprocket holes the visual signals being auxiliary signals
    • G11B23/42—Marks for indexing, speed-controlling, synchronising, or timing
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L7/00—Arrangements for synchronising receiver with transmitter
    • H04L7/04—Speed or phase control by synchronisation signals
    • H04L7/06—Speed or phase control by synchronisation signals the synchronisation signals differing from the information signals in amplitude, polarity or frequency or length
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N3/00—Scanning details of television systems; Combination thereof with generation of supply voltages
    • H04N3/36—Scanning of motion picture films, e.g. for telecine

Description

Verfahren zur Synchronisierung von Bild- und Tonträger bei Tonfilmaufnahme und -wiedergabe Bei 1_iclitt(ytifilniatifttalitnen i\ird der Synchronis- nms zwischen Bild und "hon durch die Perforation des Films und durch den gemeinsamen Antrieb der Bild- und "Tonkamera gewährleistet. Bei der \ crt@-cndung von \fagnettongeräten für Tonfilniaufnahincn bereitet die Synchronisierung große ScliN#,-ierigkeiteti, so (1a13 (las lfagnettongerät nur beschränkt angcwcti(let ii-er@lcti kann. T)ie Ur- sache liegt vor allein an der für die S@-ticlirotiisie- rung unzureichenden l@leichrn;il.iigkeit des Ban(1- transportes, die durch die Ban(ldehming, Schlupf, unterschiedliche Tonrollendurchmcsser tisw. bedingt ist. Diese Mängel könnten bei \"(r« endung von per- forierten Magnettonträgern, ähnlich Nde bei UM toll, und entsprechenden Antriebswerken behoben werden. Diese Urnstcllung bz\\-. Neubeschattung der Gcr;ite @\ird sich schon ;ins t@irt.schaftliclicn Gründen nicht durchfülircn lassen. . Bei dem im f(ilg(-ti(lcn 1>e:chrieltenen Verfahren kiiiitteti die iil)liclieti Magnettonbänder und Ma- schinen nach eitler kleinen Ämlcrtmg sehmhiti ver- w endet werden. 1 )as \ 'erfahren beruht auf folgenden, Prinzip: Auf das normale \fagtiettotilian(1 wird lieben der \Adnlationsfre(luenz gleichzeitig mit einem zweiten Sprechkopf ein Ton Von z. B. 5o Hz aufgezeichnet. Die Tonfrequenz kann z. B. von der Bildkamera ge- liefert \Gerden und ist svmchron mit dem Filmtratis- port. Beim li(lliieren der lfagnettonaufnahine auf ein Lichtt(-mtilniband kann der Antrieb der I_icht- totikanicra durch einen ]Oinphasensynchroninotor er- f(:lgeti. 1)ie Wechselspannung für diesen Motor \\ i r (1 aus (lern auf dein Magnettonband aufgezeich- neten Ton von z. B. ioo IM über einen Verstärker erzeugt. Auf diese Weise kann eine absolute Svn- chr(:nität zwischen Bild- und Tonträger erreicht ,i erden. 1)iescs \ 'erfahren bietet u. a. noch den Vorteil. daß jede \orhandene Bildkamera. auch mit Feder- uerl< angctrielmne. sowie jedes Magnettongerät ver- wundet @@ cr(icn kann. Atilierdeni können nach (lie- s( in \ crfalircn Tonfilniaufnahinen bzw. -@@ icdergal>e ohne \crii-enclung von Lichttoll gemacht N@-erden. In (liescni Dalle kann bei der Wiedergabe der Bild- 1>rojuktor durch den `vnchronisierton gesteuert c#rclen. Method for the synchronization of video and sound carriers when recording and playing back sound films With 1_iclitt (ytifilniatifttalitnen i \ ird the synchronizing nms between picture and "hon through the perforation of the film and by the common drive the picture and "sound camera" guaranteed. With the \ crt @ ending of \ fagnetto devices for Tonfilniaufnahincn prepares the synchronization large ScliN #, - ierigkeiteti, so (1a13 (read lfagnetto device only limited angcwcti (let ii-er @ lcti can. T) ie original matter is due solely to the S @ -ticlirotiisie- inadequate librarianship; obscurity of the ban (1- transportes, which through the Ban (ldehming, Schlupf, different drum diameters tisw. conditional is. These deficiencies could be forged magnetic sound carriers, similar to Nde at UM great, and fixed corresponding drive mechanisms will. This original setting or \\ -. New shading the Gcr; ite @ \ ird already; ins t@irt.schaftliclicn Do not allow reasons to be carried out. . In the case of the procedure described in the f (ilg (-ti (lcn 1> e: kiiiitteti die iil) liclieti magnetic tapes and ma- machines after vain little Ämlcrtmg sehmhiti w ends to be. 1) as \ 'experienced is based on the following principle: To the normal \ fagtiettotilian (1 will love the \ Adnlation frequency at the same time as a second Speech head a tone From z. B. 50 Hz recorded. The audio frequency can e.g. B. from the image camera delivers \ Gerden and is synchronized with the film strategy port. When the lfagnettonaufnahine on a light (-tilniband can drive the I_icht- totikanicra by a] oinphasensynchroninotor f (: lgeti. 1) ie AC voltage for this motor \\ ir (1 from (learn to record on your magnetic tape neten tone of z. B. ioo IM through an amplifier generated. In this way an absolute Svn- chr (: nity between image and sound carrier achieved , i ground. 1) iescs \ 'experience offers, among other things, the advantage. that every existing camera. Eder with F uerl <angctrielmne. as well as every magnetic device Wundet @@ cr (icn can. Atilierdeni can after (lie- s ( in \ crfalircn Tonfilniaufnahinen or - @@ icdergal> e made by Lichttoll without \ crii-enclung N @ -erden. In (liescni Dalle, when reproducing the image 1> controller controlled by the synchronized sound c # rclen.

Claims (1)

1':\-rENTAN.SPr,t-Cit: Verfahren zur '-',ynchroiiisierting von Bild- und "Tonträger hei Tonfilinaufnahnie und -wieder- gabe, insbesondere bei Verwendung von Magnet-
tonaufzeichnungsgeräten. dadurch gekennzeich- net. daß das auf dein Tonträger (\lagnetton- band) neben der Modulationsfrequenz zusätz- lich ein von der Geschwindigkeit des Bildträger: abhängiger hon attf"ezeicliiiet wird und daß diese Tonaufzeichnung hei der Wiedergabe zur Steuerung der Antriebsgesclnvindigkeit des Bild- bzw. Liclittoiifilml>aiicles verwendet wird.
1 ': \ - rENTAN.SPr, t-Cit: Process for '-', chromiumizing of image and "sound carriers, recording and re-recording especially when using magnetic
sound recorders. characterized by net. that this is on your sound carrier (\ lagnetton- band) in addition to the modulation frequency Lich one of the speed of the image carrier: dependent hon attf "is ezeicliiiet and that this sound recording is called playback for Control of the drive speed of the Image or Liclittoiifilml> aiicles is used.
DEP39465A 1949-04-10 1949-04-10 Process for synchronizing image and sound carriers when recording and playing back sound films Expired DE800157C (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
DEP39465A DE800157C (en) 1949-04-10 1949-04-10 Process for synchronizing image and sound carriers when recording and playing back sound films

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DEP39465A DE800157C (en) 1949-04-10 1949-04-10 Process for synchronizing image and sound carriers when recording and playing back sound films

Publications (1)

Publication Number Publication Date
DE800157C true DE800157C (en) 1950-09-25

Family

ID=7376526

Family Applications (1)

Application Number Title Priority Date Filing Date
DEP39465A Expired DE800157C (en) 1949-04-10 1949-04-10 Process for synchronizing image and sound carriers when recording and playing back sound films

Country Status (1)

Country Link
DE (1) DE800157C (en)

Cited By (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1001893B (en) * 1955-10-07 1957-01-31 Maihak Ag Pilot tone method for synchronizing several separately running image films with a magnetic sound film
DE1023484B (en) * 1954-05-03 1958-01-30 Rca Corp Method and device for the magnetic storage and reproduction of broadband signals, in particular of color television signals
DE1032780B (en) * 1955-05-03 1958-06-26 Siemens Ag Method for the true-frequency transmission of messages via one or more memories connected in series, preferably working with magnetizable recording media
DE1039247B (en) * 1953-02-17 1958-09-18 Rundfunk Betr Stechnik G M B H Method for recording a useful modulation and a control signal on the same track of a magnetic sound carrier
DE1102908B (en) * 1957-04-20 1961-03-23 Hartmann & Braun Ag Method for storing slowly changing electrical signals on a magnetic tape and device for carrying out the method
DE1115045B (en) * 1958-02-08 1961-10-12 Telefunken Patent Magnettongeraet with device for delivering control pulses, z. B. to control the image change in the still image projection
DE1115971B (en) * 1957-10-19 1961-10-26 Friedrich Lorenz Dipl Ing Dr Device for carrying out time studies using tape methods
DE1123431B (en) * 1960-03-15 1962-02-08 Dr Katharine Bier Device for testing the speech process
DE1124810B (en) * 1954-05-06 1962-03-01 Vitarama Corp Device for synchronous playback of films
DE1146411B (en) * 1955-05-12 1963-03-28 Bendix Corp Method and device for compensating unwanted frequency changes in a remote measurement system operating with frequency variation
DE1193808B (en) * 1953-03-13 1965-05-26 Eltra Corp Photographic line setting machine

Cited By (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1039247B (en) * 1953-02-17 1958-09-18 Rundfunk Betr Stechnik G M B H Method for recording a useful modulation and a control signal on the same track of a magnetic sound carrier
DE1193808B (en) * 1953-03-13 1965-05-26 Eltra Corp Photographic line setting machine
DE1023484B (en) * 1954-05-03 1958-01-30 Rca Corp Method and device for the magnetic storage and reproduction of broadband signals, in particular of color television signals
DE1124810B (en) * 1954-05-06 1962-03-01 Vitarama Corp Device for synchronous playback of films
DE1032780B (en) * 1955-05-03 1958-06-26 Siemens Ag Method for the true-frequency transmission of messages via one or more memories connected in series, preferably working with magnetizable recording media
DE1146411B (en) * 1955-05-12 1963-03-28 Bendix Corp Method and device for compensating unwanted frequency changes in a remote measurement system operating with frequency variation
DE1001893B (en) * 1955-10-07 1957-01-31 Maihak Ag Pilot tone method for synchronizing several separately running image films with a magnetic sound film
DE1102908B (en) * 1957-04-20 1961-03-23 Hartmann & Braun Ag Method for storing slowly changing electrical signals on a magnetic tape and device for carrying out the method
DE1115971B (en) * 1957-10-19 1961-10-26 Friedrich Lorenz Dipl Ing Dr Device for carrying out time studies using tape methods
DE1115045B (en) * 1958-02-08 1961-10-12 Telefunken Patent Magnettongeraet with device for delivering control pulses, z. B. to control the image change in the still image projection
DE1123431B (en) * 1960-03-15 1962-02-08 Dr Katharine Bier Device for testing the speech process

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