DE60044546D1 - Funkübertragungsgerät und Verfahren, bei dem der Stromverbrauch durch Steuerung eines A/D-Wandlers reduziert werden kann - Google Patents

Funkübertragungsgerät und Verfahren, bei dem der Stromverbrauch durch Steuerung eines A/D-Wandlers reduziert werden kann

Info

Publication number
DE60044546D1
DE60044546D1 DE60044546T DE60044546T DE60044546D1 DE 60044546 D1 DE60044546 D1 DE 60044546D1 DE 60044546 T DE60044546 T DE 60044546T DE 60044546 T DE60044546 T DE 60044546T DE 60044546 D1 DE60044546 D1 DE 60044546D1
Authority
DE
Germany
Prior art keywords
converter
controlling
reduced
power consumption
transmission apparatus
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
DE60044546T
Other languages
English (en)
Inventor
Tooru Ogino
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.)
NEC Corp
Original Assignee
NEC 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 NEC Corp filed Critical NEC Corp
Application granted granted Critical
Publication of DE60044546D1 publication Critical patent/DE60044546D1/de
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • 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
    • H04B1/69—Spread spectrum techniques
    • H04B1/707—Spread spectrum techniques using direct sequence modulation
    • 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
    • H04B1/0003—Software-defined radio [SDR] systems, i.e. systems wherein components typically implemented in hardware, e.g. filters or modulators/demodulators, are implented using software, e.g. by involving an AD or DA conversion stage such that at least part of the signal processing is performed in the digital domain
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B2201/00—Indexing scheme relating to details of transmission systems not covered by a single group of H04B3/00 - H04B13/00
    • H04B2201/69—Orthogonal indexing scheme relating to spread spectrum techniques in general
    • H04B2201/707—Orthogonal indexing scheme relating to spread spectrum techniques in general relating to direct sequence modulation
    • H04B2201/70707—Efficiency-related aspects
    • 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
DE60044546T 1999-03-26 2000-03-27 Funkübertragungsgerät und Verfahren, bei dem der Stromverbrauch durch Steuerung eines A/D-Wandlers reduziert werden kann Expired - Lifetime DE60044546D1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP08340799A JP3428629B2 (ja) 1999-03-26 1999-03-26 携帯電話装置及びその電力制御方法

Publications (1)

Publication Number Publication Date
DE60044546D1 true DE60044546D1 (de) 2010-07-29

Family

ID=13801589

Family Applications (1)

Application Number Title Priority Date Filing Date
DE60044546T Expired - Lifetime DE60044546D1 (de) 1999-03-26 2000-03-27 Funkübertragungsgerät und Verfahren, bei dem der Stromverbrauch durch Steuerung eines A/D-Wandlers reduziert werden kann

Country Status (6)

Country Link
US (1) US6842478B1 (de)
EP (1) EP1039648B1 (de)
JP (1) JP3428629B2 (de)
CN (1) CN1214667C (de)
AU (1) AU764552C (de)
DE (1) DE60044546D1 (de)

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US5754961A (en) 1994-06-20 1998-05-19 Kabushiki Kaisha Toshiba Radio communication system including SDL having transmission rate of relatively high speed
US6693953B2 (en) * 1998-09-30 2004-02-17 Skyworks Solutions, Inc. Adaptive wireless communication receiver
JP3428629B2 (ja) * 1999-03-26 2003-07-22 日本電気株式会社 携帯電話装置及びその電力制御方法
JP3539395B2 (ja) * 2001-03-26 2004-07-07 日本電気株式会社 Ｃｄｍａ無線基地局装置とその二重化方式
JP3637884B2 (ja) * 2001-06-01 2005-04-13 ソニー株式会社 逆拡散装置、伝播路推定装置、受信装置ならびに干渉抑圧装置、逆拡散、伝播路推定、受信および干渉抑圧方法、該プログラムおよび該プログラムを記録した記録媒体
GB2383232B (en) * 2001-12-14 2005-09-21 Ubinetics Ltd A radiotelephone system and a method of operating same
US7295645B1 (en) * 2002-01-29 2007-11-13 Ellipsis Digital Systems, Inc. System, method and apparatus to implement low power high performance transceivers with scalable analog to digital conversion resolution and dynamic range
GB2385498A (en) * 2002-02-13 2003-08-20 Pa Consulting Services Adjustable baseband processing of telecommunications signals
WO2004086805A1 (ja) * 2003-03-25 2004-10-07 Matsushita Electric Industrial Co., Ltd. 移動端末及びｃｄｍａ通信方法
JP4019006B2 (ja) 2003-04-02 2007-12-05 Ｎｅｃインフロンティア株式会社 無線ネットワークシステム、無線基地局及びそれらに用いる無線移動端末代理処理方法
US7522677B2 (en) * 2003-10-21 2009-04-21 Texas Instruments Incorporated Receiver with low power listen mode in a wireless local area network
US8036710B2 (en) * 2004-05-07 2011-10-11 Qualcomm, Incorporated Power-efficient multi-antenna wireless device
US7116259B2 (en) * 2004-05-18 2006-10-03 Broadcom Corporation Switching between lower and higher power modes in an ADC for lower/higher precision operations
JP2006191455A (ja) 2005-01-07 2006-07-20 Nec Corp 無線移動通信方法、無線移動通信システム、基地局制御装置及び無線移動端末
US7545272B2 (en) * 2005-02-08 2009-06-09 Therasense, Inc. RF tag on test strips, test strip vials and boxes
US8077758B2 (en) * 2005-02-10 2011-12-13 Interdigital Technology Corporation Signal separation techniques to provide robust spread spectrum signal decoding
US7460890B2 (en) * 2005-07-28 2008-12-02 Texas Instruments Incorporated Bi-modal RF architecture for low power devices
US7523329B2 (en) * 2006-07-19 2009-04-21 Texas Instruments Incorporated Apparatus for and method of reducing power consumption in a cable modem
GB2440988A (en) * 2006-08-18 2008-02-20 Iti Scotland Ltd Wireless receiver with low resolution ADC power saving mode
SG141259A1 (en) 2006-09-12 2008-04-28 Oki Techno Ct Singapore Pte Apparatus and method for receiving digital video signals
US7460049B2 (en) * 2007-04-13 2008-12-02 Mediatek Inc. Power-to-digital converter
CN103458375B (zh) * 2012-06-01 2018-05-04 中兴通讯股份有限公司 一种防止移动终端异常上传信息的系统及方法
JP2014131203A (ja) * 2012-12-28 2014-07-10 Toshiba Corp 受信装置および無線通信装置
KR102071550B1 (ko) 2013-03-06 2020-01-31 삼성전자주식회사 전력 절감을 위한 이동용 전자 장치 및 그 방법
TWI517592B (zh) * 2013-06-05 2016-01-11 晨星半導體股份有限公司 通訊系統及其取樣率轉換器
CN110784915B (zh) * 2019-10-30 2021-08-17 维沃移动通信有限公司 电子设备的功耗控制方法及电子设备

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US3991304A (en) * 1975-05-19 1976-11-09 Hillsman Dean Respiratory biofeedback and performance evaluation system
US4910752A (en) 1987-06-15 1990-03-20 Motorola, Inc. Low power digital receiver
JPH04290310A (ja) 1991-03-19 1992-10-14 Fujitsu Ltd アナログ・デジタルコンバータ
US5263486A (en) * 1991-11-01 1993-11-23 Telectronics Pacing Systems, Inc. Apparatus and method for electrocardiogram data compression
FI941221A (fi) 1994-03-15 1995-09-16 Nokia Mobile Phones Ltd Menetelmä matkaviestinjärjestelmän radiopuhelimen tehonkulutuksen pienentämiseksi ja matkaviestin
US6133871A (en) * 1995-10-09 2000-10-17 Snaptrack, Inc. GPS receiver having power management
JPH09261172A (ja) 1996-03-22 1997-10-03 Matsushita Electric Ind Co Ltd 移動通信装置
JP3325769B2 (ja) 1996-03-26 2002-09-17 松下電器産業株式会社 スペクトラム拡散方式携帯電話装置
JPH1093475A (ja) 1996-09-17 1998-04-10 Toshiba Corp 複合システム共用端末
JP3504451B2 (ja) 1996-12-18 2004-03-08 京セラ株式会社 携帯端末
JPH10209943A (ja) 1997-01-16 1998-08-07 Sony Corp 受信装置
US6144649A (en) * 1997-02-27 2000-11-07 Motorola, Inc. Method and apparatus for acquiring a pilot signal in a CDMA receiver
JPH10313264A (ja) 1997-05-12 1998-11-24 Mitsubishi Electric Corp 移動体通信端末
JPH1117644A (ja) 1997-06-27 1999-01-22 Toshiba Corp 無線基地局、無線端末、無線通信システムおよびそのキャリア割り当て制御方法
JP3484980B2 (ja) 1998-06-23 2004-01-06 日本電気株式会社 無線受信機
US6496729B2 (en) * 1998-10-28 2002-12-17 Medtronic, Inc. Power consumption reduction in medical devices employing multiple supply voltages and clock frequency control
JP3428629B2 (ja) * 1999-03-26 2003-07-22 日本電気株式会社 携帯電話装置及びその電力制御方法

Also Published As

Publication number Publication date
AU2261000A (en) 2000-09-28
AU764552B2 (en) 2003-08-21
EP1039648A3 (de) 2003-11-12
CN1270482A (zh) 2000-10-18
EP1039648A2 (de) 2000-09-27
CN1214667C (zh) 2005-08-10
EP1039648B1 (de) 2010-06-16
AU764552C (en) 2005-04-28
JP2000278165A (ja) 2000-10-06
JP3428629B2 (ja) 2003-07-22
US6842478B1 (en) 2005-01-11

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