NL7807921A - Afstemeenheid. - Google Patents

Afstemeenheid.

Info

Publication number: NL7807921A
Authority: NL; Netherlands
Prior art keywords: unity
Prior art date: 1977-07-27

Application number

NL7807921A

Other languages

English (en)

Other versions

NL189222C (nl

NL189222B (nl

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.)

1977-07-27

Filing date

1978-07-26

Publication date

1979-01-30

1978-07-26 Application filed by Sony Corp filed Critical Sony Corp

1979-01-30 Publication of NL7807921A publication Critical patent/NL7807921A/nl

1992-09-01 Publication of NL189222B publication Critical patent/NL189222B/nl

1993-02-01 Application granted granted Critical

1993-02-01 Publication of NL189222C publication Critical patent/NL189222C/nl

Classifications

- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N5/00—Details of television systems
- H04N5/44—Receiver circuitry for the reception of television signals according to analogue transmission standards
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03D—DEMODULATION OR TRANSFERENCE OF MODULATION FROM ONE CARRIER TO ANOTHER
- H03D7/00—Transference of modulation from one carrier to another, e.g. frequency-changing
- H03D7/12—Transference of modulation from one carrier to another, e.g. frequency-changing by means of semiconductor devices having more than two electrodes
- 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
- H04B1/26—Circuits for superheterodyne receivers

Landscapes

Engineering & Computer Science (AREA)
Signal Processing (AREA)
Power Engineering (AREA)
Computer Networks & Wireless Communication (AREA)
Multimedia (AREA)
Superheterodyne Receivers (AREA)
Noise Elimination (AREA)
Amplifiers (AREA)
Input Circuits Of Receivers And Coupling Of Receivers And Audio Equipment (AREA)

NLAANVRAGE7807921,A 1977-07-27 1978-07-26 Mengschakeling. NL189222C (nl)

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
JP9012577A JPS5424513A (en)	1977-07-27	1977-07-27	Tuner

Publications (3)

Publication Number	Publication Date
NL7807921A true NL7807921A (nl)	1979-01-30
NL189222B NL189222B (nl)	1992-09-01
NL189222C NL189222C (nl)	1993-02-01

Family

ID=13989778

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
NLAANVRAGE7807921,A NL189222C (nl)	1977-07-27	1978-07-26	Mengschakeling.

Country Status (8)

Country	Link
US (1)	US4206412A (nl)
JP (1)	JPS5424513A (nl)
AU (1)	AU520589B2 (nl)
CA (1)	CA1116326A (nl)
DE (1)	DE2833053A1 (nl)
FR (1)	FR2399171A1 (nl)
GB (1)	GB2002189B (nl)
NL (1)	NL189222C (nl)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
DE3401863C2 (de) *	1984-01-20	1986-01-30	Deutsche Thomson-Brandt Gmbh, 7730 Villingen-Schwenningen	Bandabhängig schaltbare VHF-Mischerschaltungsanordnung
US4601063A (en) *	1985-02-28	1986-07-15	Rca Corporation	Doubly-balanced mixer termination
US5521650A (en) *	1995-03-20	1996-05-28	Hwa Lin Electronic Co., Ltd.	Cable television tuner
GB2372174B (en) *	2001-02-12	2003-07-16	Matsushita Electric Ind Co Ltd	Intermediate frequency planning in radio transmitters and receivers
JP2003319288A (ja) *	2002-04-22	2003-11-07	Sharp Corp	音声復調回路

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US2204954A (en) *	1939-01-04	1940-06-18	Rca Corp	Interference rejection circuit
US2907960A (en) *	1954-04-26	1959-10-06	Rca Corp	Signal transfer apparatus
GB825665A (en) *	1956-06-19	1959-12-16	Sylvania Electric Prod	Colour television receiver
FR1395328A (fr) *	1963-05-15	1965-04-09	Philips Nv	Montage pour l'amplification commune du signal d'image et du signal acoustique moyenne fréquence dans un récepteur de télévision
US3416086A (en) *	1965-05-14	1968-12-10	Rca Corp	Television signal converter circuit
US3348154A (en) *	1965-12-14	1967-10-17	Scott Inc H H	Signal mixing and conversion apparatus employing field effect transistor with squarelaw operation
US3487339A (en) *	1967-01-04	1969-12-30	Rca Corp	Intermediate frequency coupling network having a sharply tuned sound carrier cancellation trap inductively coupled to the input circuit
US3806813A (en) *	1972-06-26	1974-04-23	Gte Sylvania Inc	Filter system for amplifier station for amplifying signals in separate frequency bands

1977
- 1977-07-27 JP JP9012577A patent/JPS5424513A/ja active Granted
1978
- 1978-07-26 AU AU38377/78A patent/AU520589B2/en not_active Expired
- 1978-07-26 NL NLAANVRAGE7807921,A patent/NL189222C/nl not_active IP Right Cessation
- 1978-07-26 CA CA000308144A patent/CA1116326A/en not_active Expired
- 1978-07-27 FR FR7822305A patent/FR2399171A1/fr active Granted
- 1978-07-27 US US05/928,461 patent/US4206412A/en not_active Expired - Lifetime
- 1978-07-27 DE DE19782833053 patent/DE2833053A1/de active Granted
- 1978-07-27 GB GB7831346A patent/GB2002189B/en not_active Expired

Also Published As

Publication number	Publication date
DE2833053C2 (nl)	1987-10-15
GB2002189A (en)	1979-02-14
FR2399171B1 (nl)	1983-11-18
CA1116326A (en)	1982-01-12
US4206412A (en)	1980-06-03
JPS5529624B2 (nl)	1980-08-05
JPS5424513A (en)	1979-02-23
FR2399171A1 (fr)	1979-02-23
NL189222C (nl)	1993-02-01
DE2833053A1 (de)	1979-02-15
NL189222B (nl)	1992-09-01
AU3837778A (en)	1980-01-31
GB2002189B (en)	1982-05-26
AU520589B2 (en)	1982-02-11

Publication	Publication Date	Title
FI781597A (fi)	1978-11-21	Saosom bindemedel foer bestrykningskompositioner foer papper anvaendbar vattenhaltig polymerlatex.
BE865203A (fr)	1978-09-22	Hogedruk-kwikdampontladingslamp.
IT7821099A0 (it)	1978-03-10	Piridinil-aminoalchileteri.
IT7823035A0 (it)	1978-05-04	Bisamidine.
NL7803795A (nl)	1978-10-17	Heelkundige eenheid.
IT7825782A0 (it)	1978-07-17	Autoelettrolisi magnetodinamica.
IT7821048V0 (it)	1978-03-03	Espositore.
NO154356C (no)	1986-09-03	Lyddempende festeelement.
IT7824165A0 (it)	1978-06-02	Acil-derivati.
IT7821258A0 (it)	1978-03-15	Ossirancarbossamidi.
IT7820276A0 (it)	1978-02-16	Virricello passante.
NL7807921A (nl)	1979-01-30	Afstemeenheid.
IT7822628A0 (it)	1978-04-21	D-omosteroidi.
IT7822192A0 (it)	1978-04-11	Monoazo-coloranti.
IT7825286A0 (it)	1978-07-03	Pseudo-disaccaridi.
ES232650Y (es)	1979-02-16	Jacena.
ES230297Y (es)	1978-02-16	Biombo fono-absorbente.
ES232507Y (es)	1978-08-01	Burlete.
IT206062Z2 (it)	1987-03-02	Copriscodella.
IT219929Z2 (it)	1993-05-21	Elettrobicicletta.
ES232676Y (es)	1978-06-16	Molde-criba.
ES231330Y (es)	1978-04-01	Escalimetro.
ES231229Y (es)	1978-06-01	Sabana atermana.
ES225658Y (es)	1977-07-01	Molino-hucha.
ES232293Y (es)	1978-05-16	Solariscopio.

Legal Events

Date	Code	Title	Description
1985-01-01	A85	Still pending on 85-01-01
1985-09-02	BA	A request for search or an international-type search has been filed
1985-10-01	BB	A search report has been drawn up
1986-02-03	BC	A request for examination has been filed
1998-10-01	V4	Discontinued because of reaching the maximum lifetime of a patent	Free format text: 980726