GB8411875D0 - Circuits - Google Patents

Circuits

Info

Publication number
GB8411875D0
GB8411875D0 GB848411875A GB8411875A GB8411875D0 GB 8411875 D0 GB8411875 D0 GB 8411875D0 GB 848411875 A GB848411875 A GB 848411875A GB 8411875 A GB8411875 A GB 8411875A GB 8411875 D0 GB8411875 D0 GB 8411875D0
Authority
GB
United Kingdom
Prior art keywords
circuits
Prior art date
Legal status (The legal status 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 status listed.)
Withdrawn
Application number
GB848411875A
Other versions
GB2140235A (en
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
STMicroelectronics SRL
Original Assignee
ATES Componenti Elettronici SpA
SGS ATES Componenti Elettronici SpA
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 Elettronici SpA, SGS ATES Componenti Elettronici SpA filed Critical ATES Componenti Elettronici SpA
Publication of GB8411875D0 publication Critical patent/GB8411875D0/en
Publication of GB2140235A publication Critical patent/GB2140235A/en
Withdrawn legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03G—CONTROL OF AMPLIFICATION
    • H03G5/00—Tone control or bandwidth control in amplifiers
    • H03G5/16—Automatic control
    • H03G5/18—Automatic control in untuned amplifiers
GB08411875A 1983-05-19 1984-05-10 Circuits for reducing noise in electromagnetic wave receivers Withdrawn GB2140235A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
IT8321173A IT1212744B (en) 1983-05-19 1983-05-19 CIRCUIT FOR THE ATTENUATION OF INTERFERENCE IN A RADIO RECEIVER BY USING AN ADJUSTABLE BANDWIDTH LOW-PASS FILTER.

Publications (2)

Publication Number Publication Date
GB8411875D0 true GB8411875D0 (en) 1984-06-13
GB2140235A GB2140235A (en) 1984-11-21

Family

ID=11177861

Family Applications (1)

Application Number Title Priority Date Filing Date
GB08411875A Withdrawn GB2140235A (en) 1983-05-19 1984-05-10 Circuits for reducing noise in electromagnetic wave receivers

Country Status (5)

Country Link
DE (1) DE3418037A1 (en)
FR (1) FR2546350A1 (en)
GB (1) GB2140235A (en)
IT (1) IT1212744B (en)
NL (1) NL8401564A (en)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4591805A (en) * 1984-05-30 1986-05-27 General Electric Company Adaptive bandwidth amplifier
GB2284718A (en) * 1990-10-10 1995-06-14 Motorola Inc Adjusting telephone bandwidth using variable integrated transconductance filter
JPH06164659A (en) * 1992-11-27 1994-06-10 Nec Corp Detection circuit
WO1996017440A1 (en) * 1994-11-29 1996-06-06 Gallagher Group Limited Method of electronic control
FI99068C (en) * 1995-01-27 1997-09-25 Nokia Mobile Phones Ltd Procedure for improving speaker function in mobile phone and mobile phone
GB2356305B (en) * 1996-07-11 2001-07-25 Nec Corp Portable telephone capable of decreasing noise

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB428772A (en) * 1932-10-19 1935-05-20 Marconi Wireless Telegraph Co Improvements in or relating to frequency discriminating circuit arrangements suitable for use in radio receivers
US3798559A (en) * 1971-04-20 1974-03-19 Matsushita Electric Ind Co Ltd Noise reduction system
DE2452360A1 (en) * 1974-11-05 1976-05-06 Blaupunkt Werke Gmbh Receiver noise suppressor circuit dependent on field strength - with operating voltage derived from HF carrier, controls low-pass admittance curve
JPS539403A (en) * 1976-07-14 1978-01-27 Pioneer Electronic Corp Fm stereophonic receiver
JPS54122017A (en) * 1978-03-16 1979-09-21 Clarion Co Ltd Noise reducing circuit
US4221930A (en) * 1979-04-11 1980-09-09 Rca Corporation FM Defect compensation apparatus
JPS58151724A (en) * 1982-03-05 1983-09-09 Nec Corp Receiver

Also Published As

Publication number Publication date
IT8321173A0 (en) 1983-05-19
NL8401564A (en) 1984-12-17
IT1212744B (en) 1989-11-30
DE3418037A1 (en) 1984-11-22
FR2546350A1 (en) 1984-11-23
GB2140235A (en) 1984-11-21

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Legal Events

Date Code Title Description
WAP Application withdrawn, taken to be withdrawn or refused ** after publication under section 16(1)