GB622255A - Improvements in or relating to devices for stereophonic transmission by electric means - Google Patents

Improvements in or relating to devices for stereophonic transmission by electric means

Info

Publication number
GB622255A
GB622255A GB33864/46A GB3386446A GB622255A GB 622255 A GB622255 A GB 622255A GB 33864/46 A GB33864/46 A GB 33864/46A GB 3386446 A GB3386446 A GB 3386446A GB 622255 A GB622255 A GB 622255A
Authority
GB
United Kingdom
Prior art keywords
carrier wave
suppressed
transmission
stereophonic
lower sideband
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
GB33864/46A
Other languages
English (en)
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.)
Koninklijke Philips NV
Original Assignee
Philips Gloeilampenfabrieken NV
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 Philips Gloeilampenfabrieken NV filed Critical Philips Gloeilampenfabrieken NV
Publication of GB622255A publication Critical patent/GB622255A/en
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04H—BROADCAST COMMUNICATION
    • H04H20/00—Arrangements for broadcast or for distribution combined with broadcast
    • H04H20/86—Arrangements characterised by the broadcast information itself
    • H04H20/88—Stereophonic broadcast systems

Landscapes

  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
  • Stereophonic System (AREA)
GB33864/46A 1943-04-21 1946-11-14 Improvements in or relating to devices for stereophonic transmission by electric means Expired GB622255A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
NL245731X 1943-04-21

Publications (1)

Publication Number Publication Date
GB622255A true GB622255A (en) 1949-04-28

Family

ID=19780824

Family Applications (1)

Application Number Title Priority Date Filing Date
GB33864/46A Expired GB622255A (en) 1943-04-21 1946-11-14 Improvements in or relating to devices for stereophonic transmission by electric means

Country Status (5)

Country Link
US (1) US2515619A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
BE (1) BE455396A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
CH (1) CH245731A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
FR (1) FR903556A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
GB (1) GB622255A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CA594467A (en) * 1954-06-22 1960-03-15 L. Halvorson Robert Radio communication system
US2961615A (en) * 1959-08-18 1960-11-22 Rca Corp High-level modulated signal amplifier system
US3257512A (en) * 1960-04-18 1966-06-21 Zenith Radio Corp Stereo fm transmission system
NL267354A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) * 1960-07-22
US3152224A (en) * 1962-08-01 1964-10-06 Zenith Radio Corp F. m. stereophonic multiplex receiver having a single volume control for adjusting the magnitude of the signals presented to the stereo detector and the output materixing means
US4074084A (en) * 1975-11-05 1978-02-14 Berg Johannes C M Van Den Method and apparatus for receiving sound intended for stereophonic reproduction
US6658115B1 (en) * 1999-11-16 2003-12-02 Radioshack, Corp. Method and apparatus for high fidelity wireless stereophonic transmission

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1717064A (en) * 1925-10-20 1929-06-11 Western Electric Co Electric-wave transmission system
US1854247A (en) * 1928-10-30 1932-04-19 American Telephone & Telegraph Multiplex phase discrimination transmission system
US1797317A (en) * 1928-12-20 1931-03-24 American Telephone & Telegraph Binaural phase-discrimination radio system
US2019615A (en) * 1933-11-21 1935-11-05 Electrical Res Prod Inc Sound transmission system
US2098561A (en) * 1934-02-09 1937-11-09 Rca Corp System for producing stereosonic effects
US2114019A (en) * 1934-04-26 1938-04-12 Western Electric Co Sound reproducing system
US2137032A (en) * 1936-09-30 1938-11-15 Bell Telephone Labor Inc Sound reproducing system

Also Published As

Publication number Publication date
BE455396A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
CH245731A (de) 1946-11-30
US2515619A (en) 1950-07-18
FR903556A (fr) 1945-10-09

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