DE4191921T - - Google Patents

Info

Publication number
DE4191921T
DE4191921T DE19914191921 DE4191921T DE4191921T DE 4191921 T DE4191921 T DE 4191921T DE 19914191921 DE19914191921 DE 19914191921 DE 4191921 T DE4191921 T DE 4191921T DE 4191921 T DE4191921 T DE 4191921T
Authority
DE
Germany
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Withdrawn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
DE19914191921
Other languages
German (de)
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 filed Critical
Publication of DE4191921T publication Critical patent/DE4191921T/de
Withdrawn legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03G—CONTROL OF AMPLIFICATION
    • H03G3/00—Gain control in amplifiers or frequency changers
    • H03G3/20—Automatic control
    • H03G3/30—Automatic control in amplifiers having semiconductor devices
    • H03G3/3052—Automatic control in amplifiers having semiconductor devices in bandpass amplifiers (H.F. or I.F.) or in frequency-changers used in a (super)heterodyne receiver
    • H03G3/3068—Circuits generating control signals for both R.F. and I.F. stages
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03G—CONTROL OF AMPLIFICATION
    • H03G3/00—Gain control in amplifiers or frequency changers
    • H03G3/20—Automatic control
    • H03G3/30—Automatic control in amplifiers having semiconductor devices
    • H03G3/3052—Automatic control in amplifiers having semiconductor devices in bandpass amplifiers (H.F. or I.F.) or in frequency-changers used in a (super)heterodyne receiver
DE19914191921 1990-08-24 1991-07-18 Withdrawn DE4191921T (da)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US57208090A 1990-08-24 1990-08-24

Publications (1)

Publication Number Publication Date
DE4191921T true DE4191921T (da) 1992-08-27

Family

ID=24286267

Family Applications (1)

Application Number Title Priority Date Filing Date
DE19914191921 Withdrawn DE4191921T (da) 1990-08-24 1991-07-18

Country Status (9)

Country Link
JP (1) JP2797712B2 (da)
AU (1) AU632707B2 (da)
CA (1) CA2066711C (da)
DE (1) DE4191921T (da)
FR (1) FR2666709A1 (da)
GB (1) GB2253314B (da)
HK (1) HK25697A (da)
MX (1) MX173696B (da)
WO (1) WO1992003892A1 (da)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5509030A (en) * 1992-03-04 1996-04-16 Alcatel Network Systems, Inc. RF receiver AGC incorporating time domain equalizer circuity
US5396653A (en) * 1992-06-05 1995-03-07 Nokia Mobile Phones Ltd. Cellular telephone signalling circuit operable with different cellular telephone systems
FI97001C (fi) * 1993-05-05 1996-09-25 Nokia Mobile Phones Ltd Kytkentä puhesignaalin käsittelemiseksi
US5469115A (en) * 1994-04-28 1995-11-21 Qualcomm Incorporated Method and apparatus for automatic gain control in a digital receiver
US5572452A (en) * 1995-02-03 1996-11-05 Telefonaktiebolaget Lm Ericsson Filter with feed-forward AGC
JPH10145250A (ja) * 1996-11-12 1998-05-29 Nec Corp 無線受信装置
JP4150101B2 (ja) 1998-04-10 2008-09-17 富士通株式会社 無線受信装置
JP4744461B2 (ja) * 2007-02-27 2011-08-10 京セラ株式会社 受信制御方法および受信装置

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3748581A (en) * 1971-12-13 1973-07-24 Zenith Radio Corp Multi-mode detector circuit
US4355401A (en) * 1979-09-28 1982-10-19 Nippon Electric Co., Ltd. Radio transmitter/receiver for digital and analog communications system
DE2555249C2 (de) * 1975-12-09 1983-03-24 Rohde & Schwarz GmbH & Co KG, 8000 München Hochfrequenz-Nachrichtenempfänger
DE3146280C2 (da) * 1981-11-21 1988-09-01 Ant Nachrichtentechnik Gmbh, 7150 Backnang, De
WO1990006644A1 (en) * 1988-11-30 1990-06-14 Motorola, Inc. Digital automatic gain control

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2106359B (en) * 1981-09-24 1985-07-03 Standard Telephones Cables Ltd Direct conversion radio receiver for fm signals
GB2166324A (en) * 1984-10-25 1986-04-30 Stc Plc A multi-mode radio transceiver
FR2576472B1 (fr) * 1985-01-22 1988-02-12 Alcatel Thomson Faisceaux Procede et dispositif de commande automatique de gain d'un recepteur en acces multiple a repartition temporelle
JPS62216511A (ja) * 1986-03-18 1987-09-24 Nec Corp 自動利得制御装置
US4914651A (en) * 1988-09-20 1990-04-03 Cellular Data, Inc. Cellular data system
US5008953A (en) * 1989-06-26 1991-04-16 Telefonaktiebolaget L M Ericsson Mobile station link supervision utilizing digital voice color codes
US5020076A (en) * 1990-05-21 1991-05-28 Motorola, Inc. Hybrid modulation apparatus

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3748581A (en) * 1971-12-13 1973-07-24 Zenith Radio Corp Multi-mode detector circuit
DE2555249C2 (de) * 1975-12-09 1983-03-24 Rohde & Schwarz GmbH & Co KG, 8000 München Hochfrequenz-Nachrichtenempfänger
US4355401A (en) * 1979-09-28 1982-10-19 Nippon Electric Co., Ltd. Radio transmitter/receiver for digital and analog communications system
DE3146280C2 (da) * 1981-11-21 1988-09-01 Ant Nachrichtentechnik Gmbh, 7150 Backnang, De
WO1990006644A1 (en) * 1988-11-30 1990-06-14 Motorola, Inc. Digital automatic gain control

Also Published As

Publication number Publication date
CA2066711A1 (en) 1992-02-25
FR2666709B1 (da) 1995-05-05
FR2666709A1 (fr) 1992-03-13
GB2253314A (en) 1992-09-02
JPH05501794A (ja) 1993-04-02
MX173696B (es) 1994-03-22
AU632707B2 (en) 1993-01-07
HK25697A (en) 1997-03-06
JP2797712B2 (ja) 1998-09-17
AU8307691A (en) 1992-03-17
CA2066711C (en) 1996-09-03
WO1992003892A1 (en) 1992-03-05
GB9207830D0 (en) 1992-06-10
GB2253314B (en) 1994-04-20
MX9100764A (es) 1992-04-01

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Legal Events

Date Code Title Description
OP8 Request for examination as to paragraph 44 patent law
8139 Disposal/non-payment of the annual fee