DE3853152D1 - Anordnung zur automatischen verstärkungsregelung. - Google Patents

Anordnung zur automatischen verstärkungsregelung.

Info

Publication number
DE3853152D1
DE3853152D1 DE3853152T DE3853152T DE3853152D1 DE 3853152 D1 DE3853152 D1 DE 3853152D1 DE 3853152 T DE3853152 T DE 3853152T DE 3853152 T DE3853152 T DE 3853152T DE 3853152 D1 DE3853152 D1 DE 3853152D1
Authority
DE
Germany
Prior art keywords
arrangement
gain control
automatic gain
automatic
control
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.)
Expired - Fee Related
Application number
DE3853152T
Other languages
English (en)
Other versions
DE3853152T2 (de
Inventor
Michael Leis
Roy Gustafson
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.)
Digital Equipment Corp
Original Assignee
Digital Equipment 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.)
Filing date
Publication date
Application filed by Digital Equipment Corp filed Critical Digital Equipment Corp
Publication of DE3853152D1 publication Critical patent/DE3853152D1/de
Application granted granted Critical
Publication of DE3853152T2 publication Critical patent/DE3853152T2/de
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B20/00—Signal processing not specific to the method of recording or reproducing; Circuits therefor
    • G11B20/10—Digital recording or reproducing
    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B19/00—Driving, starting, stopping record carriers not specifically of filamentary or web form, or of supports therefor; Control thereof; Control of operating function ; Driving both disc and head
    • G11B19/02—Control of operating function, e.g. switching from recording to reproducing
    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B19/00—Driving, starting, stopping record carriers not specifically of filamentary or web form, or of supports therefor; Control thereof; Control of operating function ; Driving both disc and head
    • G11B19/02—Control of operating function, e.g. switching from recording to reproducing
    • G11B19/04—Arrangements for preventing, inhibiting, or warning against double recording on the same blank or against other recording or reproducing malfunctions

Landscapes

  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
  • Control Of Amplification And Gain Control (AREA)
DE3853152T 1987-09-04 1988-09-01 Anordnung zur automatischen verstärkungsregelung. Expired - Fee Related DE3853152T2 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US07/093,810 US4849711A (en) 1987-09-04 1987-09-04 Automatic gain control system
PCT/US1988/003076 WO1989002190A1 (en) 1987-09-04 1988-09-01 Automatic gain control system

Publications (2)

Publication Number Publication Date
DE3853152D1 true DE3853152D1 (de) 1995-03-30
DE3853152T2 DE3853152T2 (de) 1995-10-26

Family

ID=22240856

Family Applications (1)

Application Number Title Priority Date Filing Date
DE3853152T Expired - Fee Related DE3853152T2 (de) 1987-09-04 1988-09-01 Anordnung zur automatischen verstärkungsregelung.

Country Status (6)

Country Link
US (1) US4849711A (de)
EP (1) EP0331715B1 (de)
JP (1) JPH0666616B2 (de)
CA (1) CA1320545C (de)
DE (1) DE3853152T2 (de)
WO (1) WO1989002190A1 (de)

Families Citing this family (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2667522B2 (ja) * 1989-07-06 1997-10-27 株式会社日立製作所 光ディスク装置
JPH0414657A (ja) * 1990-05-07 1992-01-20 Sony Corp デジタル信号処理装置
US5678198A (en) * 1991-05-22 1997-10-14 Southwestern Bell Technology Resources, Inc. System for controlling signal level at both ends of a transmission link, based upon a detected value
US5321849A (en) * 1991-05-22 1994-06-14 Southwestern Bell Technology Resources, Inc. System for controlling signal level at both ends of a transmission link based on a detected valve
US5455816A (en) * 1992-05-18 1995-10-03 At&T Global Information Solutions Company MOS amplifier with gain control
EP0831480B1 (de) 1996-09-24 2001-08-08 Hewlett-Packard Company, A Delaware Corporation Datenverabeitungsgerät und -verfahren
US6169502B1 (en) * 1998-05-08 2001-01-02 Cirrus Logic, Inc. Pipelined analog-to-digital converter (ADC) systems, methods, and computer program products
US8428181B2 (en) 2002-12-02 2013-04-23 Research In Motion Limited Method and apparatus for optimizing transmitter power efficiency
US7471738B2 (en) * 2002-12-02 2008-12-30 Research In Motion Limited Method and apparatus for optimizing transmitter power efficiency
US7333563B2 (en) * 2004-02-20 2008-02-19 Research In Motion Limited Method and apparatus for improving power amplifier efficiency in wireless communication systems having high peak to average power ratios
KR100988905B1 (ko) * 2006-06-14 2010-10-20 리서치 인 모션 리미티드 스위처 조정 파워 증폭기 모듈을 위한 입력 드라이브 제어
US8761305B2 (en) 2006-06-14 2014-06-24 Blackberry Limited Input drive control for switcher regulated power amplifier modules
BRPI0702890B1 (pt) 2006-06-14 2018-12-04 Blackberry Ltd transmissor para um dispositivo de comunicação sem fio e método de fornecer um sinal de voltagem de suprimento
JP5255986B2 (ja) * 2008-10-20 2013-08-07 株式会社日立ハイテクノロジーズ パターンドメディアの検査方法及び検査装置
US10389453B2 (en) 2009-12-15 2019-08-20 Interdigital Madison Patent Holdings Multiplexed RFAGC for frequency diversity receivers
US8620238B2 (en) 2010-07-23 2013-12-31 Blackberry Limited Method of power amplifier switching power control using post power amplifier power detection

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NL8007018A (nl) * 1980-01-21 1981-08-17 Tektronix Inc Golfvormanalysator.
DE3275670D1 (en) * 1982-06-18 1987-04-16 Ibm Head positioning system with automatic gain control
GB2149245B (en) * 1983-10-29 1986-11-12 Plessey Co Plc A.g.c. system
US4553104A (en) * 1984-03-01 1985-11-12 Honeywell Inc. Method of compensating an amplifier system having a variable gain amplifier to achieve a constant overall system signal gain and an apparatus utilizing the same
US4747065A (en) * 1985-10-11 1988-05-24 International Business Machines Corporation Automatic gain control in a digital signal processor

Also Published As

Publication number Publication date
JPH01502951A (ja) 1989-10-05
EP0331715B1 (de) 1995-02-22
WO1989002190A1 (en) 1989-03-09
JPH0666616B2 (ja) 1994-08-24
CA1320545C (en) 1993-07-20
DE3853152T2 (de) 1995-10-26
EP0331715A1 (de) 1989-09-13
US4849711A (en) 1989-07-18

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8339 Ceased/non-payment of the annual fee