IT1085116B - Quadraphonic signal transmission system - produces four independent signals for reception by quadraphonic and four channel receivers - Google Patents

Quadraphonic signal transmission system - produces four independent signals for reception by quadraphonic and four channel receivers

Info

Publication number
IT1085116B
IT1085116B IT2200177A IT2200177A IT1085116B IT 1085116 B IT1085116 B IT 1085116B IT 2200177 A IT2200177 A IT 2200177A IT 2200177 A IT2200177 A IT 2200177A IT 1085116 B IT1085116 B IT 1085116B
Authority
IT
Italy
Prior art keywords
quadraphonic
signals
transmission system
signal transmission
reception
Prior art date
Application number
IT2200177A
Other languages
Italian (it)
Inventor
Gabor Juhasz
Original Assignee
Orion Radio
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 Orion Radio filed Critical Orion Radio
Priority to IT2200177A priority Critical patent/IT1085116B/en
Application granted granted Critical
Publication of IT1085116B publication Critical patent/IT1085116B/en

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Landscapes

  • Measurement Of Velocity Or Position Using Acoustic Or Ultrasonic Waves (AREA)

Abstract

The quadraphonic signal transmission system has a coder to form four independent signals from the output of four microphones (or other signal sources). These signals are transmitted via a 2 or 4 channel path to a decoder. The signals can be received both by a quadraphonic receiver and by a receiver with four discrete channels. The four signals are formed according to: U=aLF+bRF, V=cLR+dRR, S=eLF+fRF, T=gLR+hRR, where a-h are real or imaginary constants. These signals are added to give X=U+V and Y=S+T.
IT2200177A 1977-04-01 1977-04-01 Quadraphonic signal transmission system - produces four independent signals for reception by quadraphonic and four channel receivers IT1085116B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
IT2200177A IT1085116B (en) 1977-04-01 1977-04-01 Quadraphonic signal transmission system - produces four independent signals for reception by quadraphonic and four channel receivers

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
IT2200177A IT1085116B (en) 1977-04-01 1977-04-01 Quadraphonic signal transmission system - produces four independent signals for reception by quadraphonic and four channel receivers

Publications (1)

Publication Number Publication Date
IT1085116B true IT1085116B (en) 1985-05-28

Family

ID=11190011

Family Applications (1)

Application Number Title Priority Date Filing Date
IT2200177A IT1085116B (en) 1977-04-01 1977-04-01 Quadraphonic signal transmission system - produces four independent signals for reception by quadraphonic and four channel receivers

Country Status (1)

Country Link
IT (1) IT1085116B (en)

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