IT8419812A0 - Filtri, di ordine elevato, per segnali elettrici. - Google Patents

Filtri, di ordine elevato, per segnali elettrici.

Info

Publication number: IT8419812A0
Authority: IT; Italy
Prior art keywords: electrical signals; high order; order filters; filters; signals
Prior art date: 1983-02-28

Application number

IT8419812A

Other languages

English (en)

Other versions

IT1173518B (it

Inventor

Walter Edgar Sepp

Original Assignee

Rca 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.)

1983-02-28

Filing date

1984-02-27

Publication date

1984-02-27

1984-02-27 Application filed by Rca Corp filed Critical Rca Corp

1984-02-27 Publication of IT8419812A0 publication Critical patent/IT8419812A0/it

1987-06-24 Application granted granted Critical

1987-06-24 Publication of IT1173518B publication Critical patent/IT1173518B/it

Links

Classifications

- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N9/00—Details of colour television systems
- H04N9/64—Circuits for processing colour signals
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03H—IMPEDANCE NETWORKS, e.g. RESONANT CIRCUITS; RESONATORS
- H03H11/00—Networks using active elements
- H03H11/02—Multiple-port networks
- H03H11/04—Frequency selective two-port networks

Landscapes

Engineering & Computer Science (AREA)
Multimedia (AREA)
Signal Processing (AREA)
Networks Using Active Elements (AREA)
Processing Of Color Television Signals (AREA)
Filters And Equalizers (AREA)
Cable Transmission Systems, Equalization Of Radio And Reduction Of Echo (AREA)
Input Circuits Of Receivers And Coupling Of Receivers And Audio Equipment (AREA)
Color Television Image Signal Generators (AREA)

IT19812/84A 1983-02-28 1984-02-27 Filtri, di ordine elevato, per segnali elettrici IT1173518B (it)

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
US06/470,618 US4562458A (en)	1983-02-28	1983-02-28	Circuit for coupling a three terminal filter to a signal path using one interface connection

Publications (2)

Publication Number	Publication Date
IT8419812A0 true IT8419812A0 (it)	1984-02-27
IT1173518B IT1173518B (it)	1987-06-24

Family

ID=23868324

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
IT19812/84A IT1173518B (it)	1983-02-28	1984-02-27	Filtri, di ordine elevato, per segnali elettrici

Country Status (21)

Country	Link
US (1)	US4562458A (it)
JP (1)	JPH0666635B2 (it)
KR (1)	KR920000146B1 (it)
AT (1)	AT397324B (it)
AU (1)	AU572824B2 (it)
BE (1)	BE899012A (it)
CA (1)	CA1217829A (it)
DE (1)	DE3407083A1 (it)
DK (1)	DK163772C (it)
ES (1)	ES529892A0 (it)
FI (1)	FI78799C (it)
FR (1)	FR2541834B1 (it)
GB (1)	GB2136234B (it)
HK (1)	HK59691A (it)
IT (1)	IT1173518B (it)
MX (1)	MX156257A (it)
NL (1)	NL192709C (it)
NZ (1)	NZ207292A (it)
PT (1)	PT78153B (it)
SE (1)	SE452683B (it)
ZA (1)	ZA841438B (it)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US4562458A (en) *	1983-02-28	1985-12-31	Rca Corporation	Circuit for coupling a three terminal filter to a signal path using one interface connection

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US2908752A (en) *	1956-03-07	1959-10-13	Rca Corp	Color signal demodulating and matrixing
US3581122A (en) *	1967-10-26	1971-05-25	Bell Telephone Labor Inc	All-pass filter circuit having negative resistance shunting resonant circuit
US3571761A (en) *	1969-05-01	1971-03-23	Hughues Aircraft Co	Transistorized amplitude modulation circuit with current control
US3595989A (en) *	1970-02-25	1971-07-27	Philco Ford Corp	Dc-coupled chroma processing integrated circuit
US3864641A (en) *	1973-01-02	1975-02-04	Rca Corp	High-input-impedance amplifier
JPS6041624Y2 (ja) *	1978-09-06	1985-12-18	旭計器株式会社	サ−モスタツト
US4207590A (en) *	1979-03-14	1980-06-10	Rca Corporation	Combined phase shift filter network in a color video signal processing system employing dynamic flesh tone control
US4562458A (en) *	1983-02-28	1985-12-31	Rca Corporation	Circuit for coupling a three terminal filter to a signal path using one interface connection

1983
- 1983-02-28 US US06/470,618 patent/US4562458A/en not_active Expired - Lifetime
1984
- 1984-02-03 CA CA000446738A patent/CA1217829A/en not_active Expired
- 1984-02-21 AU AU24771/84A patent/AU572824B2/en not_active Ceased
- 1984-02-21 FI FI840708A patent/FI78799C/fi not_active IP Right Cessation
- 1984-02-21 SE SE8400952A patent/SE452683B/sv not_active IP Right Cessation
- 1984-02-21 ES ES529892A patent/ES529892A0/es active Granted
- 1984-02-24 PT PT78153A patent/PT78153B/pt not_active IP Right Cessation
- 1984-02-24 KR KR1019840000913A patent/KR920000146B1/ko not_active Expired
- 1984-02-27 BE BE0/212455A patent/BE899012A/fr not_active IP Right Cessation
- 1984-02-27 FR FR8402956A patent/FR2541834B1/fr not_active Expired
- 1984-02-27 AT AT0064484A patent/AT397324B/de not_active IP Right Cessation
- 1984-02-27 JP JP59037204A patent/JPH0666635B2/ja not_active Expired - Lifetime
- 1984-02-27 NZ NZ207292A patent/NZ207292A/en unknown
- 1984-02-27 IT IT19812/84A patent/IT1173518B/it active
- 1984-02-27 DK DK108484A patent/DK163772C/da not_active IP Right Cessation
- 1984-02-27 NL NL8400599A patent/NL192709C/nl not_active IP Right Cessation
- 1984-02-27 GB GB08405002A patent/GB2136234B/en not_active Expired
- 1984-02-27 ZA ZA841438A patent/ZA841438B/xx unknown
- 1984-02-27 DE DE19843407083 patent/DE3407083A1/de active Granted
- 1984-02-28 MX MX200486A patent/MX156257A/es unknown
1991
- 1991-08-01 HK HK596/91A patent/HK59691A/xx not_active IP Right Cessation

Also Published As

Publication number	Publication date
FI840708A0 (fi)	1984-02-21
GB8405002D0 (en)	1984-04-04
FI840708L (fi)	1984-08-29
DK163772B (da)	1992-03-30
AU572824B2 (en)	1988-05-19
AT397324B (de)	1994-03-25
ES8502829A1 (es)	1985-01-16
GB2136234B (en)	1986-09-03
DE3407083A1 (de)	1984-08-30
NL192709C (nl)	1997-12-02
DK108484A (da)	1984-08-29
DK108484D0 (da)	1984-02-27
KR840008111A (ko)	1984-12-12
JPS59174011A (ja)	1984-10-02
SE8400952D0 (sv)	1984-02-21
FI78799B (fi)	1989-05-31
ZA841438B (en)	1984-09-26
NL192709B (nl)	1997-08-01
NL8400599A (nl)	1984-09-17
PT78153A (en)	1984-03-01
DE3407083C2 (it)	1990-06-13
SE8400952L (sv)	1984-08-29
KR920000146B1 (ko)	1992-01-09
AU2477184A (en)	1984-09-06
ATA64484A (de)	1993-07-15
CA1217829A (en)	1987-02-10
FR2541834B1 (fr)	1988-08-26
MX156257A (es)	1988-07-29
PT78153B (en)	1986-03-20
US4562458A (en)	1985-12-31
SE452683B (sv)	1987-12-07
FR2541834A1 (fr)	1984-08-31
DK163772C (da)	1992-08-31
JPH0666635B2 (ja)	1994-08-24
GB2136234A (en)	1984-09-12
BE899012A (fr)	1984-06-18
HK59691A (en)	1991-08-09
IT1173518B (it)	1987-06-24
NZ207292A (en)	1986-10-08
FI78799C (fi)	1989-09-11
ES529892A0 (es)	1985-01-16

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Legal Events

Date	Code	Title	Description
1999-10-27	TA	Fee payment date (situation as of event date), data collected since 19931001	Effective date: 19970226