DE69908969D1 - Verfahren und vorrichtung zur stromeinsparung während signalstärkemessungen in einem homodynempfänger - Google Patents

Verfahren und vorrichtung zur stromeinsparung während signalstärkemessungen in einem homodynempfänger

Info

Publication number
DE69908969D1
DE69908969D1 DE69908969T DE69908969T DE69908969D1 DE 69908969 D1 DE69908969 D1 DE 69908969D1 DE 69908969 T DE69908969 T DE 69908969T DE 69908969 T DE69908969 T DE 69908969T DE 69908969 D1 DE69908969 D1 DE 69908969D1
Authority
DE
Germany
Prior art keywords
receiver
homodyn
during signal
saving during
stress measurements
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 - Lifetime
Application number
DE69908969T
Other languages
English (en)
Other versions
DE69908969T2 (de
Inventor
Peter Jakobsson
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.)
Telefonaktiebolaget LM Ericsson AB
Original Assignee
Telefonaktiebolaget LM Ericsson AB
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 Telefonaktiebolaget LM Ericsson AB filed Critical Telefonaktiebolaget LM Ericsson AB
Application granted granted Critical
Publication of DE69908969D1 publication Critical patent/DE69908969D1/de
Publication of DE69908969T2 publication Critical patent/DE69908969T2/de
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W52/00—Power management, e.g. TPC [Transmission Power Control], power saving or power classes
    • H04W52/02—Power saving arrangements
    • H04W52/0209—Power saving arrangements in terminal devices
    • H04W52/0261—Power saving arrangements in terminal devices managing power supply demand, e.g. depending on battery level
    • H04W52/0274—Power saving arrangements in terminal devices managing power supply demand, e.g. depending on battery level by switching on or off the equipment or parts thereof
    • H04W52/028—Power saving arrangements in terminal devices managing power supply demand, e.g. depending on battery level by switching on or off the equipment or parts thereof switching on or off only a part of the equipment circuit blocks
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B1/00—Details of transmission systems, not covered by a single one of groups H04B3/00 - H04B13/00; Details of transmission systems not characterised by the medium used for transmission
    • H04B1/06—Receivers
    • H04B1/16—Circuits
    • H04B1/1607—Supply circuits
    • H04B1/1615—Switching on; Switching off, e.g. remotely
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02D—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN INFORMATION AND COMMUNICATION TECHNOLOGIES [ICT], I.E. INFORMATION AND COMMUNICATION TECHNOLOGIES AIMING AT THE REDUCTION OF THEIR OWN ENERGY USE
    • Y02D30/00—Reducing energy consumption in communication networks
    • Y02D30/70—Reducing energy consumption in communication networks in wireless communication networks
DE69908969T 1998-11-17 1999-11-15 Verfahren und vorrichtung zur stromeinsparung während signalstärkemessungen in einem homodynempfänger Expired - Lifetime DE69908969T2 (de)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US192508 1998-11-17
US09/192,508 US6246867B1 (en) 1998-11-17 1998-11-17 Method and apparatus for saving current while performing signal strength measurements in a homodyne receiver
PCT/SE1999/002084 WO2000030265A2 (en) 1998-11-17 1999-11-15 Method and apparatus for saving current while performing signal strength measurements in a homodyne receiver

Publications (2)

Publication Number Publication Date
DE69908969D1 true DE69908969D1 (de) 2003-07-24
DE69908969T2 DE69908969T2 (de) 2004-05-13

Family

ID=22709964

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69908969T Expired - Lifetime DE69908969T2 (de) 1998-11-17 1999-11-15 Verfahren und vorrichtung zur stromeinsparung während signalstärkemessungen in einem homodynempfänger

Country Status (10)

Country Link
US (1) US6246867B1 (de)
EP (1) EP1131896B1 (de)
JP (1) JP4237414B2 (de)
CN (1) CN1127808C (de)
AT (1) ATE243391T1 (de)
AU (1) AU1901300A (de)
DE (1) DE69908969T2 (de)
MY (1) MY124628A (de)
TR (1) TR200101373T2 (de)
WO (1) WO2000030265A2 (de)

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HU224302B1 (hu) * 1999-03-12 2005-07-28 Siemens Aktiengesellschaft Adó-vevő berendezés
SE9903532D0 (sv) * 1999-09-28 1999-09-28 Jiren Yuan Versatile charge sampling circuits
JP3567833B2 (ja) * 1999-11-29 2004-09-22 三菱電機株式会社 情報端末
US6631170B1 (en) * 1999-12-03 2003-10-07 Nokia Corporation Radio frequency receiver
US6950684B2 (en) 2002-05-01 2005-09-27 Interdigital Technology Corporation Method and system for optimizing power resources in wireless devices
KR100966867B1 (ko) 2002-05-06 2010-06-29 인터디지탈 테크날러지 코포레이션 배터리 수명을 연장시키기 위한 동기화 방법
US7359448B2 (en) * 2002-08-21 2008-04-15 Lear Corporation Remote transmitter system and method
US7499428B2 (en) * 2002-11-07 2009-03-03 Qualcomm, Incorporated Method, apparatus, and system for receiving data on a first frequency band and observing a second frequency band
KR20040046071A (ko) * 2002-11-26 2004-06-05 삼성전자주식회사 무선단말장치의 안테나-바 표시방법
US7139546B1 (en) 2003-04-29 2006-11-21 Ami Semiconductor, Inc. Up-conversion of a down-converted baseband signal in a direct conversion architecture without the baseband signal passing through active elements
US7113760B1 (en) 2003-04-29 2006-09-26 Ami Semiconductor, Inc. Direct conversion receiver for amplitude modulated signals using linear/log filtering
US7197091B1 (en) 2003-05-06 2007-03-27 Ami Semiconductor, Inc. Direct conversion receiver with direct current offset correction circuitry
US7006809B2 (en) * 2003-05-06 2006-02-28 Ami Semiconductor, Inc. Adaptive diversity receiver architecture
CN100407582C (zh) * 2004-09-07 2008-07-30 华为技术有限公司 一种延长工作时间的手持设备及实现方法
DE102004048390A1 (de) 2004-10-01 2006-04-06 Boehringer Ingelheim Pharma Gmbh & Co. Kg Neue Pulverinhalativa auf Basis modifizierter Laktosemischungen als Hilfsstoff
DE102004048389A1 (de) 2004-10-01 2006-04-06 Boehringer Ingelheim Pharma Gmbh & Co. Kg Modifizierung von Oberflächen von Laktose als Hilfsstoff zur Verwendung für Pulverinhalativa
JP2006238270A (ja) * 2005-02-28 2006-09-07 Toshiba Corp 情報処理装置
US7630695B2 (en) * 2007-04-12 2009-12-08 Applied Micro Circuits Corporation Receiver signal strength indicator
US8427986B2 (en) * 2008-06-13 2013-04-23 Research In Motion Limited Apparatus and method for transmitting messages in mobile telecommunications system user equipment
EP2146438B1 (de) 2008-07-15 2015-02-11 BlackBerry Limited Mobile drahtlose Kommunikationsvorrichtung mit separater In-Phase- und Quadraturverstärkung
WO2013044957A1 (en) 2011-09-28 2013-04-04 Fujitsu Limited Activation of supplementary transmission unit

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Publication number Priority date Publication date Assignee Title
US4736390A (en) * 1986-10-15 1988-04-05 Itt Avionics, A Division Of Itt Corporation Zero IF radio receiver apparatus
EP0738442B1 (de) * 1990-12-24 1999-03-24 Motorola, Inc. Zweimodenempfänger mit batteriestromeinsparung
DE4236546C1 (de) * 1992-10-29 1994-05-05 Hagenuk Telecom Gmbh Homodynempfänger und Verfahren zur direkten Konvertierung
SE502599C2 (sv) * 1993-09-09 1995-11-20 Ericsson Ge Mobile Communicat Sätt och anordning vid en homodynmottagare för att minimera läckage av störsignaler
US5715235A (en) * 1993-11-26 1998-02-03 Ntt Mobile Communications Network Inc. Communication system capable of performing FDMA transmission
JPH07250115A (ja) * 1994-03-09 1995-09-26 Toshiba Corp デジタルデータ受信装置
US5826180A (en) * 1994-08-08 1998-10-20 Nice Systems Ltd. Near homodyne radio frequency receiver
JP2655107B2 (ja) * 1994-12-09 1997-09-17 日本電気株式会社 スペクトラム拡散受信機
US5568520A (en) * 1995-03-09 1996-10-22 Ericsson Inc. Slope drift and offset compensation in zero-IF receivers
US5828955A (en) * 1995-08-30 1998-10-27 Rockwell Semiconductor Systems, Inc. Near direct conversion receiver and method for equalizing amplitude and phase therein
EP0795967A1 (de) * 1996-03-14 1997-09-17 Philips Patentverwaltung GmbH Verfahren zur Energieeinsparung in einem Funkempfänger
US5838735A (en) * 1996-07-08 1998-11-17 Telefonaktiebolaget Lm Ericsson Method and apparatus for compensating for a varying d.c. offset in a sampled signal
US5896304A (en) * 1996-07-12 1999-04-20 General Electric Company Low power parallel correlator for measuring correlation between digital signal segments
US5749051A (en) * 1996-07-18 1998-05-05 Ericsson Inc. Compensation for second order intermodulation in a homodyne receiver
US6029058A (en) * 1996-07-19 2000-02-22 The Board Of Trustee Of The Leland Stanford Junior University Spectrum control for direct conversion radio frequency reception
US5960325A (en) * 1997-04-30 1999-09-28 Motorola, Inc. Method and apparatus for conserving energy in a radio communication system

Also Published As

Publication number Publication date
JP4237414B2 (ja) 2009-03-11
AU1901300A (en) 2000-06-05
CN1333952A (zh) 2002-01-30
WO2000030265A3 (en) 2000-08-03
JP2002530923A (ja) 2002-09-17
DE69908969T2 (de) 2004-05-13
WO2000030265A2 (en) 2000-05-25
US6246867B1 (en) 2001-06-12
EP1131896A2 (de) 2001-09-12
ATE243391T1 (de) 2003-07-15
EP1131896B1 (de) 2003-06-18
CN1127808C (zh) 2003-11-12
TR200101373T2 (tr) 2001-10-22
MY124628A (en) 2006-06-30

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