JPS5822892B2 - ４ チヤンネルステレオゴウセイシンゴウノ ハンベツカイロ - Google Patents

４ チヤンネルステレオゴウセイシンゴウノ ハンベツカイロ

Info

Publication number
JPS5822892B2
JPS5822892B2 JP49022145A JP2214574A JPS5822892B2 JP S5822892 B2 JPS5822892 B2 JP S5822892B2 JP 49022145 A JP49022145 A JP 49022145A JP 2214574 A JP2214574 A JP 2214574A JP S5822892 B2 JPS5822892 B2 JP S5822892B2
Authority
JP
Japan
Prior art keywords
signal
circuit
channel stereo
frequency
supplied
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
JP49022145A
Other languages
English (en)
Japanese (ja)
Other versions
JPS50116104A (US07118763-20061010-C00002.png
Inventor
佐藤輝雄
中村英雄
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.)
Sony Corp
Original Assignee
Sony 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 Sony Corp filed Critical Sony Corp
Priority to JP49022145A priority Critical patent/JPS5822892B2/ja
Priority to GB7231/75A priority patent/GB1487496A/en
Priority to DE19752507574 priority patent/DE2507574A1/de
Priority to US05/551,705 priority patent/US3980832A/en
Priority to IT20664/75A priority patent/IT1033197B/it
Priority to NL7502229A priority patent/NL7502229A/xx
Priority to FR7505874A priority patent/FR2262441B1/fr
Priority to CA222,676A priority patent/CA1061421A/en
Publication of JPS50116104A publication Critical patent/JPS50116104A/ja
Publication of JPS5822892B2 publication Critical patent/JPS5822892B2/ja
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
    • H04H20/89—Stereophonic broadcast systems using three or more audio channels, e.g. triphonic or quadraphonic

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Stereo-Broadcasting Methods (AREA)
JP49022145A 1974-02-25 1974-02-25 ４ チヤンネルステレオゴウセイシンゴウノ ハンベツカイロ Expired JPS5822892B2 (ja)

Priority Applications (8)

Application Number Priority Date Filing Date Title
JP49022145A JPS5822892B2 (ja) 1974-02-25 1974-02-25 ４ チヤンネルステレオゴウセイシンゴウノ ハンベツカイロ
GB7231/75A GB1487496A (en) 1974-02-25 1975-02-20 Decoders for 4-channel fm stereophonic composite signals
DE19752507574 DE2507574A1 (de) 1974-02-25 1975-02-21 Decoder fuer 4-kanal-fm-sterephoniemischsignale
US05/551,705 US3980832A (en) 1974-02-25 1975-02-21 Decoder for four channel FM stereophonic composite signal having an Indicating signal wherein the indicating signal is detected and used in the decoding of the four channel composite signal
IT20664/75A IT1033197B (it) 1974-02-25 1975-02-25 Decodificatore per segnali stereo fonici compositi di sistemi a modulazione di frequenza a quattro canali
NL7502229A NL7502229A (nl) 1974-02-25 1975-02-25 Decodeerschakeling voor een vierkanaals fm stereofonisch samengesteld signaal.
FR7505874A FR2262441B1 (US07118763-20061010-C00002.png) 1974-02-25 1975-02-25
CA222,676A CA1061421A (en) 1974-02-25 1975-03-20 Decoder for four channel fm stereophonic composite signal

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP49022145A JPS5822892B2 (ja) 1974-02-25 1974-02-25 ４ チヤンネルステレオゴウセイシンゴウノ ハンベツカイロ

Publications (2)

Publication Number Publication Date
JPS50116104A JPS50116104A (US07118763-20061010-C00002.png) 1975-09-11
JPS5822892B2 true JPS5822892B2 (ja) 1983-05-12

Family

ID=12074688

Family Applications (1)

Application Number Title Priority Date Filing Date
JP49022145A Expired JPS5822892B2 (ja) 1974-02-25 1974-02-25 ４ チヤンネルステレオゴウセイシンゴウノ ハンベツカイロ

Country Status (8)

Country Link
US (1) US3980832A (US07118763-20061010-C00002.png)
JP (1) JPS5822892B2 (US07118763-20061010-C00002.png)
CA (1) CA1061421A (US07118763-20061010-C00002.png)
DE (1) DE2507574A1 (US07118763-20061010-C00002.png)
FR (1) FR2262441B1 (US07118763-20061010-C00002.png)
GB (1) GB1487496A (US07118763-20061010-C00002.png)
IT (1) IT1033197B (US07118763-20061010-C00002.png)
NL (1) NL7502229A (US07118763-20061010-C00002.png)

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5228208A (en) * 1975-08-28 1977-03-03 Nippon Gakki Seizo Kk Fm multiplex stereo demodulator circuit
US4061882A (en) * 1976-08-13 1977-12-06 Quadracast Systems, Inc. Quadrature multiplying four-channel demodulator
US4300019A (en) * 1979-01-09 1981-11-10 Victor Company Of Japan, Limited Method and apparatus for multiplying an electrical signal
JPS5854691B2 (ja) * 1979-02-13 1983-12-06 株式会社日立製作所 ステレオ復調方式
JPS6029251Y2 (ja) * 1979-11-29 1985-09-04 ソニー株式会社 Ａｍステレオ受信機
US4564867A (en) * 1980-07-24 1986-01-14 Universal Pioneer Corporation Video disc recording and reproducing device for video discs having recognition signal indicative of content of associated program signal
US4420658A (en) * 1981-05-04 1983-12-13 Hazeltine Corporation Multiple tone signal system
JPS59140739A (ja) * 1983-01-31 1984-08-13 Sony Corp Ａｍステレオ受信機のパイロット信号検出回路
JPS621441U (US07118763-20061010-C00002.png) * 1985-06-20 1987-01-07
JPH0419890A (ja) * 1990-05-11 1992-01-23 Sony Corp 無線伝送式の音声信号再生装置

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5573825A (en) * 1978-11-24 1980-06-03 Nisshin Steel Co Ltd Production of hot-dipped steel plate for ultra-deep drawing

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NL6608507A (US07118763-20061010-C00002.png) * 1966-06-18 1967-12-19
US3708623A (en) * 1970-04-29 1973-01-02 Quadracast Syst Inc Compatible four channel fm system
US3679832A (en) * 1971-03-23 1972-07-25 Bell Telephone Labor Inc Three-channel fm stereo transmission
US3714595A (en) * 1971-03-25 1973-01-30 Warwick Electronics Inc Demodulator using a phase locked loop
US3798377A (en) * 1972-04-07 1974-03-19 Matsushita Electric Corp Four channel fm decoder utilizing a one-of-four decoder
US3787629A (en) * 1972-05-09 1974-01-22 Rca Corp Apparatus for distinguishing between various fm broadcast multiplex transmissions
JPS5544519B2 (US07118763-20061010-C00002.png) * 1972-10-09 1980-11-12
DE2263131A1 (de) * 1972-12-22 1973-07-12 Matsushita Electric Ind Co Ltd Vierkanalstereoempfaenger
FR2164920B1 (US07118763-20061010-C00002.png) * 1972-12-22 1978-02-10 Matsushita Electric Ind Co Ltd

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5573825A (en) * 1978-11-24 1980-06-03 Nisshin Steel Co Ltd Production of hot-dipped steel plate for ultra-deep drawing

Also Published As

Publication number Publication date
US3980832A (en) 1976-09-14
DE2507574C2 (US07118763-20061010-C00002.png) 1988-01-07
GB1487496A (en) 1977-09-28
NL7502229A (nl) 1975-08-27
DE2507574A1 (de) 1975-08-28
FR2262441A1 (US07118763-20061010-C00002.png) 1975-09-19
FR2262441B1 (US07118763-20061010-C00002.png) 1979-01-05
CA1061421A (en) 1979-08-28
IT1033197B (it) 1979-07-10
JPS50116104A (US07118763-20061010-C00002.png) 1975-09-11

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