IT1215237B - Attenuatore a basso rumore ed elevata stabilita'termica,di tipo integrabile - Google Patents

Attenuatore a basso rumore ed elevata stabilita'termica,di tipo integrabile

Info

Publication number
IT1215237B
IT1215237B IT8519570A IT1957085A IT1215237B IT 1215237 B IT1215237 B IT 1215237B IT 8519570 A IT8519570 A IT 8519570A IT 1957085 A IT1957085 A IT 1957085A IT 1215237 B IT1215237 B IT 1215237B
Authority
IT
Italy
Prior art keywords
integrable
type
thermal stability
high thermal
low noise
Prior art date
Application number
IT8519570A
Other languages
English (en)
Other versions
IT8519570A0 (it
Inventor
Erratico Pietro
Original Assignee
Ates Componenti Elettron
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 Ates Componenti Elettron filed Critical Ates Componenti Elettron
Priority to IT8519570A priority Critical patent/IT1215237B/it
Publication of IT8519570A0 publication Critical patent/IT8519570A0/it
Priority to DE3603841A priority patent/DE3603841C2/de
Priority to US06/827,921 priority patent/US4716321A/en
Priority to GB8603273A priority patent/GB2171270B/en
Priority to FR868602171A priority patent/FR2577731B1/fr
Application granted granted Critical
Publication of IT1215237B publication Critical patent/IT1215237B/it

Links

Classifications

    • HELECTRICITY
    • H03ELECTRONIC CIRCUITRY
    • H03GCONTROL OF AMPLIFICATION
    • H03G3/00Gain control in amplifiers or frequency changers
    • H03G3/001Digital control of analog signals
    • HELECTRICITY
    • H03ELECTRONIC CIRCUITRY
    • H03HIMPEDANCE NETWORKS, e.g. RESONANT CIRCUITS; RESONATORS
    • H03H7/00Multiple-port networks comprising only passive electrical elements as network components
    • H03H7/24Frequency- independent attenuators
    • H03H7/25Frequency- independent attenuators comprising an element controlled by an electric or magnetic variable
IT8519570A 1985-02-20 1985-02-20 Attenuatore a basso rumore ed elevata stabilita'termica,di tipo integrabile IT1215237B (it)

Priority Applications (5)

Application Number Priority Date Filing Date Title
IT8519570A IT1215237B (it) 1985-02-20 1985-02-20 Attenuatore a basso rumore ed elevata stabilita'termica,di tipo integrabile
DE3603841A DE3603841C2 (de) 1985-02-20 1986-02-07 Dämpfungsglied mit niedrigem Rauschverhalten und hoher thermischer Stabilität
US06/827,921 US4716321A (en) 1985-02-20 1986-02-10 Low noise, high thermal stability attenuator of the integratable type
GB8603273A GB2171270B (en) 1985-02-20 1986-02-11 Low noise high thermal stability attenuator of the integratable type
FR868602171A FR2577731B1 (fr) 1985-02-20 1986-02-18 Attenuateur du type integrable, a faible niveau de bruit et a stabilite thermique elevee

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
IT8519570A IT1215237B (it) 1985-02-20 1985-02-20 Attenuatore a basso rumore ed elevata stabilita'termica,di tipo integrabile

Publications (2)

Publication Number Publication Date
IT8519570A0 IT8519570A0 (it) 1985-02-20
IT1215237B true IT1215237B (it) 1990-01-31

Family

ID=11159145

Family Applications (1)

Application Number Title Priority Date Filing Date
IT8519570A IT1215237B (it) 1985-02-20 1985-02-20 Attenuatore a basso rumore ed elevata stabilita'termica,di tipo integrabile

Country Status (5)

Country Link
US (1) US4716321A (it)
DE (1) DE3603841C2 (it)
FR (1) FR2577731B1 (it)
GB (1) GB2171270B (it)
IT (1) IT1215237B (it)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3731643A1 (de) * 1987-09-19 1989-03-30 Thomson Brandt Gmbh Schaltungsanordnung zur pegeleinstellung von audiosignalen
US5302859A (en) * 1991-11-14 1994-04-12 Harris Corporation Symmetric, high speed, voltage switching circuit possessing reverse voltage application immunity
US5442352A (en) * 1994-01-14 1995-08-15 Motorola, Inc. Linear attenuator for current-mode digital-to-analog converter (DAC) or the like
KR200153217Y1 (ko) * 1997-05-08 1999-08-02 윤종용 디스플레이장치의 광대역 수평 사이즈 조절회로
JP3670222B2 (ja) * 2001-05-29 2005-07-13 三菱電機株式会社 高周波増幅器および高周波多段増幅器
GB201117167D0 (en) * 2011-10-05 2011-11-16 Soundchip Sa Integrated circuit

Family Cites Families (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR1206340A (fr) * 1958-07-24 1960-02-09 Ribet Et Desjardins Perfectionnements aux atténuateurs électriques
US3140408A (en) * 1962-06-20 1964-07-07 Products Inc Comp Switch with plural inputs to, and plural feedback paths from, an operational amplifier
FR1598563A (it) * 1968-01-30 1970-07-06
US3562659A (en) * 1968-11-29 1971-02-09 Krohn Hite Corp Wide band transistor amplifiers with reduction in number of amplifying stages at higher frequencies
GB1342383A (en) * 1970-08-03 1974-01-03 Marconi Co Ltd Signal compression and expansion systems
US3875522A (en) * 1973-04-13 1975-04-01 Signetics Corp Integrated direct-coupled electronic attenuator
DE2322558C3 (de) * 1973-05-04 1979-03-22 Siemens Ag, 1000 Berlin Und 8000 Muenchen Steuerbarer Spannungsteiler
US4050055A (en) * 1976-07-26 1977-09-20 Krautkramer-Branson, Incorporated Attenuator circuit ultrasonic testing
NL7811229A (nl) * 1978-11-14 1980-05-19 Philips Nv Verzwakkerinrichting bevattende een cascadeschakeling van een stappenverzwakker en een regelbare spannings- deler, alsmede een besturingsschakeling voor de rege- ling daarvan.
NL8003027A (nl) * 1979-05-29 1980-12-02 Analog Devices Inc Signaal-bestuurbare verzwakker met een digitaal/- analoogomvormer.
NL8100033A (nl) * 1981-01-07 1982-08-02 Philips Nv Signaaloverdrachtsinrichting met een in stappen instelbare overdrachtskarakteristiek.
NL8201376A (nl) * 1982-04-01 1983-11-01 Philips Nv Schakeling voor het versterken en/of verzwakken van een signaal.
NL8203979A (nl) * 1982-10-15 1984-05-01 Philips Nv Inrichting voor het verzwakken van een analoog signaal.
US4467286A (en) * 1982-11-08 1984-08-21 Burr-Brown Corporation Resistor ladder network
US4462003A (en) * 1983-01-10 1984-07-24 Sony/Tektronix Variable gain amplifier
US4598252A (en) * 1984-07-06 1986-07-01 Itt Corporation Variable gain power amplifier

Also Published As

Publication number Publication date
DE3603841A1 (de) 1986-08-21
GB2171270A (en) 1986-08-20
FR2577731B1 (fr) 1991-11-29
GB8603273D0 (en) 1986-03-19
IT8519570A0 (it) 1985-02-20
FR2577731A1 (fr) 1986-08-22
US4716321A (en) 1987-12-29
GB2171270B (en) 1989-07-26
DE3603841C2 (de) 1996-08-08

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Legal Events

Date Code Title Description
TA Fee payment date (situation as of event date), data collected since 19931001

Effective date: 19970227