ES227687A1 - Decoding - Google Patents

Decoding

Info

Publication number
ES227687A1
ES227687A1 ES0227687A ES227687A ES227687A1 ES 227687 A1 ES227687 A1 ES 227687A1 ES 0227687 A ES0227687 A ES 0227687A ES 227687 A ES227687 A ES 227687A ES 227687 A1 ES227687 A1 ES 227687A1
Authority
ES
Spain
Prior art keywords
series
zones
sections
readable material
decoding
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
ES0227687A
Other languages
Spanish (es)
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.)
Skiatron Electronics and Television Corp
Original Assignee
Skiatron Electronics and Television Corp
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 Skiatron Electronics and Television Corp filed Critical Skiatron Electronics and Television Corp
Publication of ES227687A1 publication Critical patent/ES227687A1/en
Expired legal-status Critical Current

Links

Classifications

    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04NPICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N7/00Television systems
    • H04N7/16Analogue secrecy systems; Analogue subscription systems
    • H04N7/162Authorising the user terminal, e.g. by paying; Registering the use of a subscription channel, e.g. billing
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04NPICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N7/00Television systems
    • H04N7/16Analogue secrecy systems; Analogue subscription systems
    • H04N7/161Constructional details of the subscriber equipment

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Computer Security & Cryptography (AREA)
  • Facsimile Heads (AREA)
  • Coupling Device And Connection With Printed Circuit (AREA)
  • Credit Cards Or The Like (AREA)

Abstract

Improvements in television systems, characterized by a registration form for use in decoding apparatuses comprising a record with a series of sections of readable material therein, and a series of electrically conductive, separate zones, for each of said sections, each series of zones is uniformly related, in position, respectively, with a section of readable material, and circuits interconnecting several of said zones of each series, at least partially, according to a predetermined key for each series of mentioned areas. (Machine-translation by Google Translate, not legally binding)
ES0227687A 1955-04-05 1956-04-04 Decoding Expired ES227687A1 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US499462A US2977434A (en) 1955-04-05 1955-04-05 Decoding

Publications (1)

Publication Number Publication Date
ES227687A1 true ES227687A1 (en) 1957-03-01

Family

ID=23985336

Family Applications (1)

Application Number Title Priority Date Filing Date
ES0227687A Expired ES227687A1 (en) 1955-04-05 1956-04-04 Decoding

Country Status (3)

Country Link
US (1) US2977434A (en)
DE (1) DE1083311B (en)
ES (1) ES227687A1 (en)

Families Citing this family (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3274333A (en) * 1952-10-23 1966-09-20 Skiatron Elect & Tele Scrambled television system
DE1189738B (en) * 1961-02-21 1965-03-25 Licentia Gmbh Recording device with recording paper arranged at rest between two crossing sets of conductors
US3475547A (en) * 1965-06-30 1969-10-28 Zenith Radio Corp Subscription television receiver with program use recording
AT257995B (en) * 1966-05-09 1967-11-10 Ramstetter Otto Elektro Scanning device
US3534397A (en) * 1966-05-20 1970-10-13 Amp Inc Punched data card reader
US3736369A (en) * 1972-03-13 1973-05-29 Theatre Vision Inc Technique for encoding and decoding scrambled t.v. transmissions by the simultaneous transmission of the encoding and decoding signals
US4115662A (en) * 1975-06-06 1978-09-19 Etablissement Public Dit Telediffusion De France One way data transmission system
FR2313825A1 (en) * 1975-06-06 1976-12-31 Telediffusion Fse DATA DISSEMINATION SYSTEM
DE3485639D1 (en) * 1983-10-31 1992-05-14 Rf Monolithics METHOD AND APPARATUS FOR TELEVISION VENTILATION AND UNEVOLVING.
US5282249A (en) * 1989-11-14 1994-01-25 Michael Cohen System for controlling access to broadcast transmissions
IL92310A (en) * 1989-11-14 1994-05-30 News Datacom Ltd System for controlling access to broadcast transmissions
IT1239581B (en) * 1990-02-07 1993-11-10 Antonini Vittorio CODING-DECODING SYSTEM OF TELEVISION BROADCASTS AND ELECTRONIC BOARD TO BE USED IN THE DECODING PHASE.
US5581614A (en) * 1991-08-19 1996-12-03 Index Systems, Inc. Method for encrypting and embedding information in a video program

Family Cites Families (19)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
USRE23877E (en) * 1954-09-28 Tube sockets for printed circuits
US2734954A (en) * 1956-02-14 Card switching device
US1393822A (en) * 1917-05-14 1921-10-18 John B Parker Electric switch
DE524754C (en) * 1929-01-30 1931-05-15 Chiffriermaschinen Akt Ges Encryption device for electrical encryption and decryption machines
US2041589A (en) * 1931-01-30 1936-05-19 William Saal Changeable electric light device
US2171556A (en) * 1933-08-21 1939-09-05 Harold H Higginbottom Record sheet for statistical purposes
US2284916A (en) * 1939-02-06 1942-06-02 Lloyd P Morris Program selector
US2425006A (en) * 1944-01-12 1947-08-05 Rosen Leo Cryptographic machine
US2478274A (en) * 1945-03-17 1949-08-09 Ibm Circuit connecting device
DE873766C (en) * 1946-01-16 1953-04-16 Ct D Etudes M B A Containers for organizing, indexing, sorting, etc. Like. Of objects, especially documents
US2517984A (en) * 1947-08-25 1950-08-08 Ibm Perforated record sensing device
US2483551A (en) * 1947-09-20 1949-10-04 Control Instr Co Inc Data transfer mechanism for tabulators and the like
US2594069A (en) * 1948-02-28 1952-04-22 Mallory & Co Inc P R Battery voltage selector jumper board and terminal board for industrial truck chargers
US2695351A (en) * 1950-01-12 1954-11-23 Beck S Inc Electric circuit components and methods of preparing the same
NL86947C (en) * 1951-01-26
BE519328A (en) * 1952-05-08
US2817824A (en) * 1952-11-21 1957-12-24 Rca Corp Card switching device
DE923702C (en) * 1953-05-14 1955-02-21 Ibm Deutschland Encryption and decryption device
US2794869A (en) * 1954-09-17 1957-06-04 Maurice J Noregaard Combination electric switch and shearing apparatus

Also Published As

Publication number Publication date
US2977434A (en) 1961-03-28
DE1083311B (en) 1960-06-15

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