CA1127717A - Reduction of adjacent channel interference - Google Patents

Reduction of adjacent channel interference

Info

Publication number
CA1127717A
CA1127717A CA295,324A CA295324A CA1127717A CA 1127717 A CA1127717 A CA 1127717A CA 295324 A CA295324 A CA 295324A CA 1127717 A CA1127717 A CA 1127717A
Authority
CA
Canada
Prior art keywords
stereo
sideband
signal
adjacent channel
channel interference
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
CA295,324A
Other languages
English (en)
French (fr)
Inventor
Leonard R. Kahn
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.)
Individual
Original Assignee
Individual
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 Individual filed Critical Individual
Application granted granted Critical
Publication of CA1127717A publication Critical patent/CA1127717A/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
    • H04H20/44—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
    • H04B1/06—Receivers
    • H04B1/16—Circuits
    • H04B1/1646—Circuits adapted for the reception of stereophonic signals
    • H04B1/1661—Reduction of noise by manipulation of the baseband composite stereophonic signal or the decoded left and right channels

Landscapes

  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Stereo-Broadcasting Methods (AREA)
  • Noise Elimination (AREA)
CA295,324A 1977-01-31 1978-01-19 Reduction of adjacent channel interference Expired CA1127717A (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US76447677A 1977-01-31 1977-01-31
US764,476 1977-01-31

Publications (1)

Publication Number Publication Date
CA1127717A true CA1127717A (en) 1982-07-13

Family

ID=25070842

Family Applications (1)

Application Number Title Priority Date Filing Date
CA295,324A Expired CA1127717A (en) 1977-01-31 1978-01-19 Reduction of adjacent channel interference

Country Status (14)

Country Link
JP (2) JPS5396702A (it)
AU (1) AU513310B2 (it)
BR (1) BR7800554A (it)
CA (1) CA1127717A (it)
DE (1) DE2803979A1 (it)
FR (1) FR2379192A1 (it)
GB (2) GB1593834A (it)
IL (2) IL53821A (it)
IT (1) IT1192325B (it)
MX (2) MX158303A (it)
NL (1) NL187883C (it)
NZ (1) NZ186319A (it)
SE (1) SE420881B (it)
SU (1) SU976864A3 (it)

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3005537A1 (de) * 1980-02-14 1981-08-20 Wolf, Max, 8103 Oberammergau Verfahren und vorrichtung zur beseitigung von, auf einem hoeherfrequenten uebertragungsweg angelangerten stoerungen
US4653095A (en) * 1986-02-06 1987-03-24 Kahn Leonard R AM stereo receivers having platform motion protection
JPH0232248U (it) * 1988-08-24 1990-02-28
US5222255A (en) * 1991-08-05 1993-06-22 Ford Motor Company Intermodulation controller for radio receiver
US5307515A (en) * 1991-08-05 1994-04-26 Ford Motor Company Adjacent channel controller for radio receiver
DE4241362C2 (de) * 1992-12-09 1997-06-05 Blaupunkt Werke Gmbh Rundfunkempfänger
DE10116358A1 (de) * 2001-04-02 2002-11-07 Micronas Gmbh Vorrichtung und Verfahren zur Erfassung und Unterdrückung von Störungen
WO2003019802A1 (de) 2001-08-23 2003-03-06 Siemens Aktiengesellschaft Adaptives filterverfahren und filter zum filtern eines funksignals in einem mobilfunk-kommunikationssystem
DE10141394A1 (de) * 2001-08-23 2003-03-13 Siemens Ag Adaptives Filterverfahren und Filter zum Filtern eines Funksignals in einem Mobilfunk-Kommunikationssystem
JP2004347474A (ja) * 2003-05-22 2004-12-09 Sharp Corp 携帯型ナビゲーション装置

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3218393A (en) * 1960-02-11 1965-11-16 Leonard R Kahn Compatible stereophonic transmission and reception systems, and methods and components characterizing same
DE1938838C3 (de) * 1969-07-28 1979-06-13 Matsushita Electric Industrial Co., Ltd., Kadoma, Osaka (Japan) Rauschunterdrfickungssystem
JPS5225681B1 (it) * 1970-12-11 1977-07-09
US3944749A (en) * 1972-05-10 1976-03-16 Kahn Leonard R Compatible AM stereophonic receivers involving sideband separation at IF frequency
US3908090A (en) * 1972-05-10 1975-09-23 Leonard R Kahn Compatible AM stereophonic transmission system
US3973203A (en) * 1972-09-13 1976-08-03 Kahn Leonard R Carrier isolation system
US4018994A (en) * 1974-07-10 1977-04-19 Kahn Leonard R Compatible AM stereophonic receivers
US3947749A (en) * 1975-01-31 1976-03-30 Hitachi, Ltd. Apparatus for generating high voltage for cathode-ray tube

Also Published As

Publication number Publication date
JPS6121636A (ja) 1986-01-30
NL7801097A (nl) 1978-08-02
NZ186319A (en) 1983-11-18
SE420881B (sv) 1981-11-02
IL59757A0 (en) 1980-06-30
IT7867175A0 (it) 1978-01-30
SE7801100L (sv) 1978-08-01
JPS6214974B2 (it) 1987-04-04
BR7800554A (pt) 1979-02-13
FR2379192B1 (it) 1984-02-24
GB1593835A (en) 1981-07-22
AU513310B2 (en) 1980-11-27
NL187883C (nl) 1992-02-03
JPS5396702A (en) 1978-08-24
SU976864A3 (ru) 1982-11-23
MX158303A (es) 1989-01-20
IT1192325B (it) 1988-03-31
AU3258878A (en) 1979-07-26
DE2803979A1 (de) 1978-08-03
IL53821A0 (en) 1978-04-30
FR2379192A1 (fr) 1978-08-25
DE2803979C2 (it) 1988-09-15
IL53821A (en) 1980-10-26
JPS6341254B2 (it) 1988-08-16
MX150961A (es) 1984-08-29
GB1593834A (en) 1981-07-22

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Legal Events

Date Code Title Description
MKEX Expiry