HK25697A - Dual mode automatic gain control - Google Patents

Dual mode automatic gain control

Info

Publication number: HK25697A
Authority: HK; Hong Kong
Prior art keywords: gain control; automatic gain; dual mode; mode automatic; dual
Prior art date: 1990-08-24

Application number

HK25697A

Other languages

English (en)

Inventor

Randall W Rich

Rashid M Osmani

Thomas J Walczak

Stephen V Cahill

Original Assignee

Motorola Inc

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.)

1990-08-24

Filing date

1997-03-06

Publication date

1997-03-06

1997-03-06 Application filed by Motorola Inc filed Critical Motorola Inc

1997-03-06 Publication of HK25697A publication Critical patent/HK25697A/xx

Links

230000009977 dual effect Effects 0.000 title 1

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

HK25697A 1990-08-24 1997-03-06 Dual mode automatic gain control HK25697A (en)

Applications Claiming Priority (2)

Application Number	Priority Date	Filing Date	Title
US57208090A	1990-08-24	1990-08-24
PCT/US1991/005069 WO1992003892A1 (en)	1990-08-24	1991-07-18	Dual mode automatic gain control

Publications (1)

Publication Number	Publication Date
HK25697A true HK25697A (en)	1997-03-06

Family

ID=24286267

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
HK25697A HK25697A (en)	1990-08-24	1997-03-06	Dual mode automatic gain control

Country Status (9)

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

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

Family Cites Families (12)

* 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
JPS5648732A (en) *	1979-09-28	1981-05-02	Nec Corp	Radio equipment
GB2106359B (en) *	1981-09-24	1985-07-03	Standard Telephones Cables Ltd	Direct conversion radio receiver for fm signals
DE3146280A1 (de) *	1981-11-21	1983-06-23	AEG-Telefunken Nachrichtentechnik GmbH, 7150 Backnang	Demodulatoren, deren regelinformation von einem leistungsdetektor gewonnen wird
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
IE64560B1 (en) *	1988-11-30	1995-08-23	Motorola Inc	Digital automatic gain control
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

1991
- 1991-07-18 WO PCT/US1991/005069 patent/WO1992003892A1/en active Application Filing
- 1991-07-18 AU AU83076/91A patent/AU632707B2/en not_active Ceased
- 1991-07-18 JP JP3513084A patent/JP2797712B2/ja not_active Expired - Lifetime
- 1991-07-18 DE DE19914191921 patent/DE4191921T/de not_active Withdrawn
- 1991-07-18 CA CA 2066711 patent/CA2066711C/en not_active Expired - Fee Related
- 1991-08-21 MX MX9100764A patent/MX173696B/es not_active IP Right Cessation
- 1991-08-23 FR FR9110585A patent/FR2666709A1/fr active Granted
1992
- 1992-04-09 GB GB9207830A patent/GB2253314B/en not_active Expired - Fee Related
1997
- 1997-03-06 HK HK25697A patent/HK25697A/xx not_active IP Right Cessation

Also Published As

Publication number	Publication date
JP2797712B2 (ja)	1998-09-17
GB2253314B (en)	1994-04-20
JPH05501794A (ja)	1993-04-02
CA2066711C (en)	1996-09-03
AU8307691A (en)	1992-03-17
WO1992003892A1 (en)	1992-03-05
MX9100764A (es)	1992-04-01
AU632707B2 (en)	1993-01-07
GB9207830D0 (en)	1992-06-10
FR2666709B1 (es)	1995-05-05
CA2066711A1 (en)	1992-02-25
GB2253314A (en)	1992-09-02
FR2666709A1 (fr)	1992-03-13
MX173696B (es)	1994-03-22
DE4191921T (es)	1992-08-27

Legal Events

Date	Code	Title	Description
2004-12-15	PC	Patent ceased (i.e. patent has lapsed due to the failure to pay the renewal fee)

Publication	Publication Date	Title
GB2253751B (en)	1994-04-27	Dual mode automatic frequency control
EP0430034A3 (en)	1991-10-16	Automatic gain control
DE3268443D1 (en)	1986-02-20	Switched capacitor automatic gain control loop
GB2330961B (en)	2002-04-24	Automatic Gain Control
GB2244595B (en)	1994-04-13	Fibre amplifier with automatic gain control
GB2229333B (en)	1993-08-25	Automatic gain control devices
EP0463586A3 (en)	1993-03-24	Automatic gain control circuit
GB2253314B (en)	1994-04-20	Dual mode automatic gain control
GB2233516B (en)	1994-01-05	An automatic gain control system
GB2219898B (en)	1992-11-11	Automatic gain control circuit
HU9600883D0 (en)	1996-06-28	Transponder with automatic gain control
AU7765991A (en)	1991-12-10	Automatic control valve
SG52585A1 (en)	1998-09-28	Automatic gain control circuit
GB9001718D0 (en)	1990-10-03	Control mechanism
GB9524254D0 (en)	1996-01-31	Automatic gain control
GB2166014B (en)	1988-10-26	Automatic gain control
GB9316681D0 (en)	1993-09-29	Fast-acting automatic gain control arrangement
DE69311026D1 (de)	1997-07-03	Automatische Verstärkungsregelung
EP0534599A3 (en)	1993-09-08	Automatic control system
GB2226719B (en)	1992-12-23	Automatic gain control system
RU1769347C (ru)	1992-10-15	Уctpoйctbo abtomatичeckoй peгулиpobkи уcилehия
GB2258773B (en)	1995-05-10	An automatic gain control system
AU6476890A (en)	1992-04-30	Automatic room deoderiser
GB8814574D0 (en)	1988-07-27	Automatic contrast control
GB9201586D0 (en)	1992-03-11	Automatic tracking control