BR8008264A - Circuito modulador em amplitude para modular um sinal de video,tendo partes de sinal de referencia de ocorrencia periodica,sobre um sinal de portadora - Google Patents

Circuito modulador em amplitude para modular um sinal de video,tendo partes de sinal de referencia de ocorrencia periodica,sobre um sinal de portadora

Info

Publication number
BR8008264A
BR8008264A BR8008264A BR8008264A BR8008264A BR 8008264 A BR8008264 A BR 8008264A BR 8008264 A BR8008264 A BR 8008264A BR 8008264 A BR8008264 A BR 8008264A BR 8008264 A BR8008264 A BR 8008264A
Authority
BR
Brazil
Prior art keywords
signal
modulating
parts
amplitude modulator
modulator circuit
Prior art date
Application number
BR8008264A
Other languages
English (en)
Inventor
R Huesken
H Haener
Original Assignee
Philips 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 Nv filed Critical Philips Nv
Publication of BR8008264A publication Critical patent/BR8008264A/pt

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N5/00—Details of television systems
    • H04N5/38—Transmitter circuitry for the transmission of television signals according to analogue transmission standards
    • H04N5/40—Modulation circuits

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Processing Of Color Television Signals (AREA)
  • Amplitude Modulation (AREA)
BR8008264A 1979-12-20 1980-12-17 Circuito modulador em amplitude para modular um sinal de video,tendo partes de sinal de referencia de ocorrencia periodica,sobre um sinal de portadora BR8008264A (pt)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
NL7909177A NL7909177A (nl) 1979-12-20 1979-12-20 Amplitudemodulatorschakeling voor het moduleren van een videosignaal op een draaggolfsignaal.

Publications (1)

Publication Number Publication Date
BR8008264A true BR8008264A (pt) 1981-07-07

Family

ID=19834352

Family Applications (1)

Application Number Title Priority Date Filing Date
BR8008264A BR8008264A (pt) 1979-12-20 1980-12-17 Circuito modulador em amplitude para modular um sinal de video,tendo partes de sinal de referencia de ocorrencia periodica,sobre um sinal de portadora

Country Status (20)

Country Link
US (1) US4354200A (pt)
JP (1) JPS5925548B2 (pt)
AU (1) AU537558B2 (pt)
BE (1) BE886753A (pt)
BR (1) BR8008264A (pt)
DD (1) DD155573A5 (pt)
DE (1) DE3046460C2 (pt)
ES (1) ES497873A0 (pt)
FI (1) FI803938L (pt)
FR (1) FR2472324A1 (pt)
GB (1) GB2067046B (pt)
HK (1) HK75284A (pt)
HU (1) HU181776B (pt)
IT (1) IT1129450B (pt)
MX (1) MX148028A (pt)
NL (1) NL7909177A (pt)
PL (1) PL228530A1 (pt)
SE (2) SE448047B (pt)
SG (1) SG42584G (pt)
ZA (1) ZA807334B (pt)

Families Citing this family (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4393395A (en) * 1981-01-26 1983-07-12 Rca Corporation Balanced modulator with feedback stabilization of carrier balance
NL8201341A (nl) * 1982-03-31 1983-10-17 Philips Nv Videosignaalvermenigvuldigingsschakeling.
US4546387A (en) * 1982-11-04 1985-10-08 General Instrument Corporation Circuit for providing accurately spaced video and sound carriers
US5327237A (en) * 1991-06-14 1994-07-05 Wavephore, Inc. Transmitting data with video
US5617148A (en) * 1991-06-14 1997-04-01 Wavephore, Inc. Filter by-pass for transmitting an additional signal with a video signal
US5831679A (en) * 1991-06-14 1998-11-03 Wavephore, Inc. Network for retrieval and video transmission of information
US5559559A (en) * 1991-06-14 1996-09-24 Wavephore, Inc. Transmitting a secondary signal with dynamic injection level control
US5387941A (en) * 1991-06-14 1995-02-07 Wavephore, Inc. Data with video transmitter
US5410360A (en) * 1991-06-14 1995-04-25 Wavephore, Inc. Timing control for injecting a burst and data into a video signal
GB9709498D0 (en) * 1997-05-09 1997-07-02 Switched Reluctance Drives Ltd Transducer offset compensation
US7719241B2 (en) * 2006-03-06 2010-05-18 Analog Devices, Inc. AC-coupled equivalent series resistance

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CH282896A (fr) * 1948-08-10 1952-05-15 Marconi Wireless Telegraph Co Emmeteur de télévision.
US2793348A (en) * 1952-01-14 1957-05-21 Rca Corp Modulation system for color phase alternation
NZ152611A (pt) * 1967-05-24
US3721755A (en) * 1971-03-29 1973-03-20 Telemation Color television encoder modulator

Also Published As

Publication number Publication date
PL228530A1 (pt) 1981-08-21
SE448047B (sv) 1987-01-12
JPS5698985A (en) 1981-08-08
IT8068927A0 (it) 1980-12-17
AU6544680A (en) 1981-06-25
GB2067046B (en) 1984-03-14
DE3046460A1 (de) 1981-09-17
SG42584G (en) 1985-02-08
US4354200A (en) 1982-10-12
ZA807334B (en) 1982-07-28
FI803938L (fi) 1981-06-21
HU181776B (en) 1983-11-28
HK75284A (en) 1984-10-12
DD155573A5 (de) 1982-06-16
AU537558B2 (en) 1984-06-28
DE3046460C2 (de) 1982-09-30
NL7909177A (nl) 1981-07-16
GB2067046A (en) 1981-07-15
BE886753A (fr) 1981-06-18
ES8200805A1 (es) 1981-11-01
IT1129450B (it) 1986-06-04
FR2472324B1 (pt) 1983-02-18
SE8008859L (sv) 1981-06-21
JPS5925548B2 (ja) 1984-06-19
MX148028A (es) 1983-03-01
ES497873A0 (es) 1981-11-01
FR2472324A1 (fr) 1981-06-26

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