IT1125212B - Procedimento per ridurre l'interferenza tra segnali modulati in frequenza e dispositivo elaboratore per la sua attuazione - Google Patents

Procedimento per ridurre l'interferenza tra segnali modulati in frequenza e dispositivo elaboratore per la sua attuazione

Info

Publication number
IT1125212B
IT1125212B IT69299/76A IT6929976A IT1125212B IT 1125212 B IT1125212 B IT 1125212B IT 69299/76 A IT69299/76 A IT 69299/76A IT 6929976 A IT6929976 A IT 6929976A IT 1125212 B IT1125212 B IT 1125212B
Authority
IT
Italy
Prior art keywords
implementation
procedure
processing device
modulated signals
frequency modulated
Prior art date
Application number
IT69299/76A
Other languages
English (en)
Italian (it)
Original Assignee
Decca Ltd
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 Decca Ltd filed Critical Decca Ltd
Application granted granted Critical
Publication of IT1125212B publication Critical patent/IT1125212B/it

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N9/00—Details of colour television systems
    • H04N9/79—Processing of colour television signals in connection with recording
    • H04N9/7908—Suppression of interfering signals at the reproducing side, e.g. noise
    • H04N9/7912—Suppression of interfering signals at the reproducing side, e.g. noise the interfering signals being intermodulation signals
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N9/00—Details of colour television systems
    • H04N9/79—Processing of colour television signals in connection with recording
    • H04N9/80—Transformation of the television signal for recording, e.g. modulation, frequency changing; Inverse transformation for playback
    • H04N9/802—Transformation of the television signal for recording, e.g. modulation, frequency changing; Inverse transformation for playback involving processing of the sound signal

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Noise Elimination (AREA)
  • Television Signal Processing For Recording (AREA)
  • Television Systems (AREA)
IT69299/76A 1975-09-24 1976-09-24 Procedimento per ridurre l'interferenza tra segnali modulati in frequenza e dispositivo elaboratore per la sua attuazione IT1125212B (it)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB39195/75A GB1514556A (en) 1975-09-24 1975-09-24 Signal processor for reducing interference between frequency-modulated signals

Publications (1)

Publication Number Publication Date
IT1125212B true IT1125212B (it) 1986-05-14

Family

ID=10408217

Family Applications (1)

Application Number Title Priority Date Filing Date
IT69299/76A IT1125212B (it) 1975-09-24 1976-09-24 Procedimento per ridurre l'interferenza tra segnali modulati in frequenza e dispositivo elaboratore per la sua attuazione

Country Status (16)

Country Link
US (1) US4051533A (enExample)
JP (1) JPS5240017A (enExample)
AT (1) AT347518B (enExample)
AU (1) AU497794B2 (enExample)
BE (1) BE846448A (enExample)
CA (1) CA1079810A (enExample)
CH (1) CH595020A5 (enExample)
DE (1) DE2642857C3 (enExample)
DK (1) DK428876A (enExample)
FR (1) FR2326095A1 (enExample)
GB (1) GB1514556A (enExample)
IT (1) IT1125212B (enExample)
NL (1) NL7610195A (enExample)
NO (1) NO763254L (enExample)
NZ (1) NZ182006A (enExample)
SE (1) SE415513B (enExample)

Families Citing this family (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
IT1159851B (it) * 1978-06-20 1987-03-04 Cselt Centro Studi Lab Telecom Perfezionamenti ai sistemi di trasmissione a divisione di lunghezza d'onda
US4322746A (en) * 1978-10-06 1982-03-30 Hitachi, Ltd. Crosstalk attenuator system
US4335394A (en) * 1979-12-19 1982-06-15 Rca Corporation Crosstalk filtering arrangement with variable frequency filtering to remove effects of FM carrier
US4441090A (en) * 1979-12-19 1984-04-03 Rca Corporation Crosstalk filtering arrangement with variable frequency filtering to remove effects of FM carrier
US4309722A (en) * 1980-05-27 1982-01-05 Rca Corporation Video disc player noise reduction circuit
US4360829A (en) * 1980-06-24 1982-11-23 Rca Corporation Active distortion elimination circuitry for a video disc player
US4329712A (en) * 1980-06-24 1982-05-11 Rca Corporation Adaptive distortion elimination circuitry for a video disc player
JPS62133878A (ja) * 1985-12-05 1987-06-17 Sony Corp 映像信号記録装置
US4743980A (en) * 1986-01-13 1988-05-10 Optical Disc Corporation Audio carrier amplitude control for videodisc recorder
JPH0196868A (ja) * 1987-10-08 1989-04-14 Pioneer Electron Corp 記録情報再生装置
US5093725A (en) * 1990-06-22 1992-03-03 At&T Bell Laboratories Dynamic signal modification for achieving interference reduction in concurrently transmitted signals
KR20150072987A (ko) * 2013-12-20 2015-06-30 삼성전자주식회사 오디오 출력 환경에서의 노이즈 저감 방법 및 이를 지원하는 전자 장치

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3371154A (en) * 1963-12-26 1968-02-27 Minnesota Mining & Mfg Audio-video disk recording system with crosstalk prevention
NL6602675A (enExample) * 1966-03-02 1967-09-04
US3548085A (en) * 1967-03-13 1970-12-15 Sony Corp Color television transmission systems for elimination of cross modulation
DE2133130B2 (de) * 1971-07-03 1973-12-06 Ted Bildplatten Ag Aeg-Telefunkenteldec, Zug (Schweiz) System zur gleichzeitigen Wie dergabe zweier unabhängiger Signal verlaufe
DE2219528C2 (de) * 1972-04-21 1974-04-04 Ted Bildplatten Ag, Aeg-Telefunken Teldec, Zug (Schweiz) System zum Aufzeichnen eines Videosignals und eines Tonsignals auf derselben Spur eines Aufzeichnungsträgers, insbesondere einer Bildplatte

Also Published As

Publication number Publication date
US4051533A (en) 1977-09-27
NO763254L (no) 1977-03-25
GB1514556A (en) 1978-06-14
AT347518B (de) 1978-12-27
DE2642857C3 (de) 1980-02-14
AU497794B2 (en) 1979-01-11
NZ182006A (en) 1980-10-24
SE7610533L (sv) 1977-03-25
DE2642857B2 (de) 1979-06-07
DE2642857A1 (de) 1977-04-07
ATA705676A (de) 1978-05-15
NL7610195A (nl) 1977-03-28
SE415513B (sv) 1980-10-06
DK428876A (da) 1977-03-25
AU1808876A (en) 1978-04-06
CA1079810A (en) 1980-06-17
BE846448A (fr) 1977-01-17
CH595020A5 (enExample) 1978-01-31
JPS5240017A (en) 1977-03-28
FR2326095A1 (fr) 1977-04-22

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