DE602006018203D1 - Verfahren und system zur aufrechterhaltung autonomer systemzeitgebergenauigkeit für ein mobilfunkendgerät - Google Patents

Verfahren und system zur aufrechterhaltung autonomer systemzeitgebergenauigkeit für ein mobilfunkendgerät

Info

Publication number
DE602006018203D1
DE602006018203D1 DE602006018203T DE602006018203T DE602006018203D1 DE 602006018203 D1 DE602006018203 D1 DE 602006018203D1 DE 602006018203 T DE602006018203 T DE 602006018203T DE 602006018203 T DE602006018203 T DE 602006018203T DE 602006018203 D1 DE602006018203 D1 DE 602006018203D1
Authority
DE
Germany
Prior art keywords
frequency generator
operating device
mobile radio
mobile operating
clock signal
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.)
Active
Application number
DE602006018203T
Other languages
English (en)
Inventor
Lars I Berggren
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.)
Sony Mobile Communications AB
Original Assignee
Sony Ericsson Mobile Communications 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 Sony Ericsson Mobile Communications AB filed Critical Sony Ericsson Mobile Communications AB
Publication of DE602006018203D1 publication Critical patent/DE602006018203D1/de
Active legal-status Critical Current
Anticipated expiration legal-status Critical

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
    • H04B1/38—Transceivers, i.e. devices in which transmitter and receiver form a structural unit and in which at least one part is used for functions of transmitting and receiving
    • H04B1/40—Circuits
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03L—AUTOMATIC CONTROL, STARTING, SYNCHRONISATION OR STABILISATION OF GENERATORS OF ELECTRONIC OSCILLATIONS OR PULSES
    • H03L1/00—Stabilisation of generator output against variations of physical values, e.g. power supply
    • H03L1/02—Stabilisation of generator output against variations of physical values, e.g. power supply against variations of temperature only
    • H03L1/022—Stabilisation of generator output against variations of physical values, e.g. power supply against variations of temperature only by indirect stabilisation, i.e. by generating an electrical correction signal which is a function of the temperature
    • H03L1/023—Stabilisation of generator output against variations of physical values, e.g. power supply against variations of temperature only by indirect stabilisation, i.e. by generating an electrical correction signal which is a function of the temperature by using voltage variable capacitance diodes
    • H03L1/025—Stabilisation of generator output against variations of physical values, e.g. power supply against variations of temperature only by indirect stabilisation, i.e. by generating an electrical correction signal which is a function of the temperature by using voltage variable capacitance diodes and a memory for digitally storing correction values
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03L—AUTOMATIC CONTROL, STARTING, SYNCHRONISATION OR STABILISATION OF GENERATORS OF ELECTRONIC OSCILLATIONS OR PULSES
    • H03L7/00—Automatic control of frequency or phase; Synchronisation
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W88/00—Devices specially adapted for wireless communication networks, e.g. terminals, base stations or access point devices
    • H04W88/02—Terminal devices

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Telephone Function (AREA)
  • Mobile Radio Communication Systems (AREA)
  • Telephonic Communication Services (AREA)
  • Oscillators With Electromechanical Resonators (AREA)
  • Transceivers (AREA)
  • Electric Clocks (AREA)
DE602006018203T 2006-06-14 2006-12-07 Verfahren und system zur aufrechterhaltung autonomer systemzeitgebergenauigkeit für ein mobilfunkendgerät Active DE602006018203D1 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US11/423,965 US7542445B2 (en) 2006-06-14 2006-06-14 Method and system for maintaining autonomous system clock accuracy for a mobile radio terminal
PCT/IB2006/003522 WO2007144690A1 (en) 2006-06-14 2006-12-07 Method and system for maintaining autonomous system clock accuracy for a mobile radio terminal

Publications (1)

Publication Number Publication Date
DE602006018203D1 true DE602006018203D1 (de) 2010-12-23

Family

ID=37969896

Family Applications (1)

Application Number Title Priority Date Filing Date
DE602006018203T Active DE602006018203D1 (de) 2006-06-14 2006-12-07 Verfahren und system zur aufrechterhaltung autonomer systemzeitgebergenauigkeit für ein mobilfunkendgerät

Country Status (8)

Country Link
US (1) US7542445B2 (de)
EP (1) EP2027657B1 (de)
JP (1) JP2009540719A (de)
KR (1) KR20090029191A (de)
CN (1) CN101461148B (de)
AT (1) ATE488051T1 (de)
DE (1) DE602006018203D1 (de)
WO (1) WO2007144690A1 (de)

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GB2450680B (en) 2007-06-22 2012-05-30 Ubiquisys Ltd Controlling timing of synchronization updates
EP2297627B8 (de) * 2008-07-03 2015-12-30 Qulsar Sweden AB Elektronisches zeitgebersystem mit synchronisation auf der basis von verweistabellen
US20110260761A1 (en) * 2008-10-17 2011-10-27 Freescale Semiconductor, Inc. Temperature compensation in a phase-locked loop
CN101521695A (zh) * 2008-12-22 2009-09-02 康佳集团股份有限公司 一种可测量温度的手机及其利用该手机测量温度的方法
US8731501B2 (en) * 2009-09-29 2014-05-20 Silicon Laboratories Inc. Systems and methods for tuning a broadcast radio receiver with digital display
EP2315362B1 (de) * 2009-10-26 2018-04-25 Electronics and Telecommunications Research Institute Drahtloser sender für hohe mobilität und hohen durchsatz und modussteuerungsverfahren dafür
JP5743221B2 (ja) * 2012-06-29 2015-07-01 カシオ計算機株式会社 無線同期システム、無線装置、センサ装置、無線同期方法、及びプログラム
CN103346735A (zh) * 2013-06-13 2013-10-09 深圳市芯海科技有限公司 一种微控制器的时钟信号生成方法、装置及微控制器
KR101538230B1 (ko) * 2013-11-21 2015-07-20 고려대학교 산학협력단 이동 단말기의 전력 관리 방법 및 이동 단말기
JP6521219B2 (ja) * 2015-01-19 2019-05-29 セイコーエプソン株式会社 Ｄ／ａ変換回路、発振器、電子機器及び移動体
JP6572571B2 (ja) 2015-03-16 2019-09-11 セイコーエプソン株式会社 発振器、電子機器および移動体
CN106445360A (zh) * 2015-08-07 2017-02-22 中兴通讯股份有限公司 终端操作模式的切换方法及装置
KR102599653B1 (ko) 2015-11-20 2023-11-08 삼성전자주식회사 냉각 알고리즘을 수행하는 집적 회로와 이를 포함하는 모바일 장치
CN106205660B (zh) * 2016-07-18 2019-05-28 北京兆易创新科技股份有限公司 非易失性存储器时钟频率的调节方法及非易失性存储器
US11677433B2 (en) * 2018-01-04 2023-06-13 Mediatek Inc. Wireless system having local oscillator signal derived from reference clock output of active oscillator that has no electromechanical resonator
WO2023177104A1 (ko) * 2022-03-15 2023-09-21 삼성전자 주식회사 전자 장치에서 내부 온도에 대응하여 통신 성능을 유지하는 방법 및 장치

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Also Published As

Publication number Publication date
CN101461148B (zh) 2011-12-07
ATE488051T1 (de) 2010-11-15
EP2027657B1 (de) 2010-11-10
KR20090029191A (ko) 2009-03-20
CN101461148A (zh) 2009-06-17
EP2027657A1 (de) 2009-02-25
US7542445B2 (en) 2009-06-02
JP2009540719A (ja) 2009-11-19
US20070291676A1 (en) 2007-12-20
WO2007144690A1 (en) 2007-12-21

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