GB1341673A - Transmission system for stereophonic signals - Google Patents
Transmission system for stereophonic signalsInfo
- Publication number
- GB1341673A GB1341673A GB362372A GB362372A GB1341673A GB 1341673 A GB1341673 A GB 1341673A GB 362372 A GB362372 A GB 362372A GB 362372 A GB362372 A GB 362372A GB 1341673 A GB1341673 A GB 1341673A
- Authority
- GB
- United Kingdom
- Prior art keywords
- generator
- signals
- frequency
- khz
- phase
- 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
Links
Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04H—BROADCAST COMMUNICATION
- H04H20/00—Arrangements for broadcast or for distribution combined with broadcast
- H04H20/44—Arrangements characterised by circuits or components specially adapted for broadcast
- H04H20/46—Arrangements characterised by circuits or components specially adapted for broadcast specially adapted for broadcast systems covered by groups H04H20/53-H04H20/95
- H04H20/47—Arrangements characterised by circuits or components specially adapted for broadcast specially adapted for broadcast systems covered by groups H04H20/53-H04H20/95 specially adapted for stereophonic broadcast systems
- H04H20/49—Arrangements characterised by circuits or components specially adapted for broadcast specially adapted for broadcast systems covered by groups H04H20/53-H04H20/95 specially adapted for stereophonic broadcast systems for AM stereophonic broadcast systems
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B1/00—Details of transmission systems, not covered by a single one of groups H04B3/00 - H04B13/00; Details of transmission systems not characterised by the medium used for transmission
- H04B1/68—Details of transmission systems, not covered by a single one of groups H04B3/00 - H04B13/00; Details of transmission systems not characterised by the medium used for transmission for wholly or partially suppressing the carrier or one side band
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04J—MULTIPLEX COMMUNICATION
- H04J1/00—Frequency-division multiplex systems
- H04J1/18—Frequency-division multiplex systems in which all the carriers are amplitude-modulated
Landscapes
- Engineering & Computer Science (AREA)
- Signal Processing (AREA)
- Computer Networks & Wireless Communication (AREA)
- Digital Transmission Methods That Use Modulated Carrier Waves (AREA)
- Transmitters (AREA)
- Stereo-Broadcasting Methods (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
NL7101184A NL7101184A (US20110009641A1-20110113-C00185.png) | 1971-01-29 | 1971-01-29 |
Publications (1)
Publication Number | Publication Date |
---|---|
GB1341673A true GB1341673A (en) | 1973-12-25 |
Family
ID=19812358
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
GB362372A Expired GB1341673A (en) | 1971-01-29 | 1972-01-26 | Transmission system for stereophonic signals |
Country Status (12)
Families Citing this family (11)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3902019A (en) * | 1974-06-14 | 1975-08-26 | Rockwell International Corp | Fm broadcast exciter apparatus |
US4105868A (en) * | 1975-12-26 | 1978-08-08 | Sansui Electric Co., Ltd. | AM stereophonic transmission system |
US4131850A (en) * | 1977-02-18 | 1978-12-26 | Glade Wilcox | Single side band radio apparatus |
US4124779A (en) * | 1977-09-12 | 1978-11-07 | Stephen Berens | Dual channel communications system particularly adapted for the AM broadcast band |
FR2447121A1 (fr) * | 1979-01-22 | 1980-08-14 | United Kingdom Government | Systeme de radiocommunication, notamment pour avions |
US4220818A (en) * | 1979-05-21 | 1980-09-02 | Kahn Leonard R | AM Stereo transmitter |
US4569073A (en) * | 1984-03-15 | 1986-02-04 | Kahn Leonard R | Asymmetrical sideband transmission |
GB8604981D0 (en) * | 1986-02-28 | 1986-04-09 | Mcgeehan J P | Data transmission |
US4881931A (en) | 1987-04-10 | 1989-11-21 | Presto Products, Incorporated | Hem seal for draw tape bags |
US5668923A (en) * | 1995-02-28 | 1997-09-16 | Motorola, Inc. | Voice messaging system and method making efficient use of orthogonal modulation components |
US6249213B1 (en) * | 1998-12-17 | 2001-06-19 | Intel Corporation | Method for transmitting information over an alternating current power line through a plurality of frequency orthogonal subchannels |
-
1971
- 1971-01-29 NL NL7101184A patent/NL7101184A/xx not_active Application Discontinuation
-
1972
- 1972-01-07 DE DE19722200636 patent/DE2200636A1/de active Pending
- 1972-01-07 US US00216066A patent/US3803490A/en not_active Expired - Lifetime
- 1972-01-20 CA CA132,806A patent/CA997490A/en not_active Expired
- 1972-01-26 GB GB362372A patent/GB1341673A/en not_active Expired
- 1972-01-26 AU AU38333/72A patent/AU462094B2/en not_active Expired
- 1972-01-26 JP JP917572A patent/JPS5414899B1/ja active Pending
- 1972-01-26 SE SE00854/72A patent/SE366445B/xx unknown
- 1972-01-26 CH CH115272A patent/CH543199A/de not_active IP Right Cessation
- 1972-01-26 IT IT19811/72A patent/IT946920B/it active
- 1972-01-27 BE BE778588A patent/BE778588A/xx unknown
- 1972-01-27 FR FR7202673A patent/FR2123462A1/fr not_active Withdrawn
Also Published As
Publication number | Publication date |
---|---|
SE366445B (US20110009641A1-20110113-C00185.png) | 1974-04-22 |
US3803490A (en) | 1974-04-09 |
NL7101184A (US20110009641A1-20110113-C00185.png) | 1972-08-01 |
DE2200636A1 (de) | 1972-08-10 |
FR2123462A1 (US20110009641A1-20110113-C00185.png) | 1972-09-08 |
IT946920B (it) | 1973-05-21 |
JPS5414899B1 (US20110009641A1-20110113-C00185.png) | 1979-06-11 |
CA997490A (en) | 1976-09-21 |
CH543199A (de) | 1973-10-15 |
AU3833372A (en) | 1973-08-02 |
BE778588A (fr) | 1972-07-27 |
AU462094B2 (en) | 1975-05-29 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
PS | Patent sealed [section 19, patents act 1949] | ||
PCNP | Patent ceased through non-payment of renewal fee |