FI961786A0 - Foerfarande och anordning foer att utforma klockfrekvens i en radioapparat - Google Patents

Foerfarande och anordning foer att utforma klockfrekvens i en radioapparat

Info

Publication number
FI961786A0
FI961786A0 FI961786A FI961786A FI961786A0 FI 961786 A0 FI961786 A0 FI 961786A0 FI 961786 A FI961786 A FI 961786A FI 961786 A FI961786 A FI 961786A FI 961786 A0 FI961786 A0 FI 961786A0
Authority
FI
Finland
Prior art keywords
uttaa
radioapparat
klockfrekvens
anordning foer
och anordning
Prior art date
Application number
FI961786A
Other languages
English (en)
Other versions
FI100929B (fi
FI961786A (fi
Inventor
Tapio Kuiri
Original Assignee
Nokia Mobile Phones Ltd
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 Nokia Mobile Phones Ltd filed Critical Nokia Mobile Phones Ltd
Priority to FI961786A priority Critical patent/FI100929B/fi
Publication of FI961786A0 publication Critical patent/FI961786A0/fi
Priority to EP97660048A priority patent/EP0803997A3/en
Priority to JP9109461A priority patent/JPH1056431A/ja
Publication of FI961786A publication Critical patent/FI961786A/fi
Application granted granted Critical
Publication of FI100929B publication Critical patent/FI100929B/fi

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B15/00—Suppression or limitation of noise or interference
    • H04B15/02—Reducing interference from electric apparatus by means located at or near the interfering apparatus
    • H04B15/04—Reducing interference from electric apparatus by means located at or near the interfering apparatus the interference being caused by substantially sinusoidal oscillations, e.g. in a receiver or in a tape-recorder
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03J—TUNING RESONANT CIRCUITS; SELECTING RESONANT CIRCUITS
    • H03J1/00—Details of adjusting, driving, indicating, or mechanical control arrangements for resonant circuits in general
    • H03J1/0008—Details of adjusting, driving, indicating, or mechanical control arrangements for resonant circuits in general using a central processing unit, e.g. a microprocessor
    • H03J1/0041—Details of adjusting, driving, indicating, or mechanical control arrangements for resonant circuits in general using a central processing unit, e.g. a microprocessor for frequency synthesis with counters or frequency dividers
    • H03J1/005—Details of adjusting, driving, indicating, or mechanical control arrangements for resonant circuits in general using a central processing unit, e.g. a microprocessor for frequency synthesis with counters or frequency dividers in a loop
    • 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
    • H03L7/06—Automatic control of frequency or phase; Synchronisation using a reference signal applied to a frequency- or phase-locked loop
    • H03L7/16—Indirect frequency synthesis, i.e. generating a desired one of a number of predetermined frequencies using a frequency- or phase-locked loop
    • H03L7/18—Indirect frequency synthesis, i.e. generating a desired one of a number of predetermined frequencies using a frequency- or phase-locked loop using a frequency divider or counter in the loop
    • H03L7/183—Indirect frequency synthesis, i.e. generating a desired one of a number of predetermined frequencies using a frequency- or phase-locked loop using a frequency divider or counter in the loop a time difference being used for locking the loop, the counter counting between fixed numbers or the frequency divider dividing by a fixed number
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B2215/00—Reducing interference at the transmission system level
    • H04B2215/064—Reduction of clock or synthesizer reference frequency harmonics

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Hardware Design (AREA)
  • Microelectronics & Electronic Packaging (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Transceivers (AREA)
  • Noise Elimination (AREA)
  • Mobile Radio Communication Systems (AREA)
FI961786A 1996-04-26 1996-04-26 Menetelmä ja järjestely kellotaajuuden muodostamiseksi radiolaitteessa FI100929B (fi)

Priority Applications (3)

Application Number Priority Date Filing Date Title
FI961786A FI100929B (fi) 1996-04-26 1996-04-26 Menetelmä ja järjestely kellotaajuuden muodostamiseksi radiolaitteessa
EP97660048A EP0803997A3 (en) 1996-04-26 1997-04-22 A method and arrangement for producing a clock frequency in a radio device
JP9109461A JPH1056431A (ja) 1996-04-26 1997-04-25 無線装置においてクロック周波数を生成する方法および装置

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
FI961786 1996-04-26
FI961786A FI100929B (fi) 1996-04-26 1996-04-26 Menetelmä ja järjestely kellotaajuuden muodostamiseksi radiolaitteessa

Publications (3)

Publication Number Publication Date
FI961786A0 true FI961786A0 (fi) 1996-04-26
FI961786A FI961786A (fi) 1997-10-27
FI100929B FI100929B (fi) 1998-03-13

Family

ID=8545914

Family Applications (1)

Application Number Title Priority Date Filing Date
FI961786A FI100929B (fi) 1996-04-26 1996-04-26 Menetelmä ja järjestely kellotaajuuden muodostamiseksi radiolaitteessa

Country Status (3)

Country Link
EP (1) EP0803997A3 (fi)
JP (1) JPH1056431A (fi)
FI (1) FI100929B (fi)

Families Citing this family (29)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6587670B1 (en) * 1998-12-22 2003-07-01 Harris Corporation Dual mode class D amplifiers
DE69904473T2 (de) * 1999-10-08 2003-05-28 Motorola Inc Methode und Vorrichtung zur Unterdrückung von zur Selbst-Stummschaltung führenden Signalen in Synthesizer-Empfängern
US7548726B1 (en) 1999-10-21 2009-06-16 Broadcom Corporation Adaptive radio transceiver with a bandpass filter
US8014724B2 (en) 1999-10-21 2011-09-06 Broadcom Corporation System and method for signal limiting
US6975838B1 (en) 1999-10-21 2005-12-13 Broadcom Corporation Adaptive radio transceiver with noise suppression
US6968167B1 (en) 1999-10-21 2005-11-22 Broadcom Corporation Adaptive radio transceiver with calibration
US7113744B1 (en) 1999-10-21 2006-09-26 Broadcom Corporation Adaptive radio transceiver with a power amplifier
US6738601B1 (en) 1999-10-21 2004-05-18 Broadcom Corporation Adaptive radio transceiver with floating MOSFET capacitors
US7299006B1 (en) 1999-10-21 2007-11-20 Broadcom Corporation Adaptive radio transceiver
US7558556B1 (en) 1999-10-21 2009-07-07 Broadcom Corporation Adaptive radio transceiver with subsampling mixers
US6961546B1 (en) 1999-10-21 2005-11-01 Broadcom Corporation Adaptive radio transceiver with offset PLL with subsampling mixers
US7555263B1 (en) * 1999-10-21 2009-06-30 Broadcom Corporation Adaptive radio transceiver
US6373909B2 (en) * 1999-10-22 2002-04-16 Telefonaktiebolaget Lm Ericsson (Publ) Communications terminal having a receiver and method for removing known interferers from a digitized intermediate frequency signal
US7675996B2 (en) * 2003-02-28 2010-03-09 Johnson Richard A Television receiver suitable for multi-standard operation and method therefor
GB2408899A (en) * 2003-12-04 2005-06-08 Imagination Tech Ltd DAB receiver which looks up non-interfering digital processing clock frequencies from a table for each RF reception channel
US20070009067A1 (en) * 2005-07-08 2007-01-11 Michalak Gerald P Methods and apparatus for radio frequency interference reduction
US7503483B2 (en) * 2005-07-08 2009-03-17 Ward/Kraft Substantially planar discontinuous business communication assembly having laser abraded recessed areas
US20070014556A1 (en) * 2005-07-15 2007-01-18 Truls Persson Communications devices including integrated digital cameras operating at different frequencies and related methods
US7439788B2 (en) * 2005-12-28 2008-10-21 Intel Corporation Receive clock deskewing method, apparatus, and system
US8014477B1 (en) * 2006-03-08 2011-09-06 Marvell International Ltd. Receiver employing selectable A/D sample clock frequency
US7498871B2 (en) 2006-04-19 2009-03-03 Sony Ericsson Mobile Communications Ab Spectrum spreaders including tunable filters and related devices and methods
JP4954020B2 (ja) * 2006-10-30 2012-06-13 パナソニック株式会社 無線通信装置及び周波数選定方法
US20080137786A1 (en) * 2006-12-08 2008-06-12 Waltho Alan E Adaptively modifying the even harmonic content of clock signals
US8239694B2 (en) 2008-03-31 2012-08-07 Qualcomm, Incorporated Dynamic frequency scaling of a switched mode power supply
JP5196574B2 (ja) * 2009-02-04 2013-05-15 Ｎｅｃカシオモバイルコミュニケーションズ株式会社 通信端末、および、プログラム
EP2383913B1 (en) * 2010-04-30 2013-10-23 Nxp B.V. RF digital spur reduction
EP2383914B1 (en) 2010-04-30 2015-01-28 Nxp B.V. RF digital spur reduction
US8483333B2 (en) * 2010-05-06 2013-07-09 Mediatek Inc. Methods for adjusting system clock in terms of operational status of non-baseband module, methods for peripheral device control adjustment, and electronic devices using the same
CN110392398B (zh) * 2018-04-23 2023-04-07 瑞昱半导体股份有限公司 网络串流装置及其操作方法

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2276784A (en) * 1993-03-22 1994-10-05 Motorola Gmbh Shifting spurious frequencies away from received frequency
US5493210A (en) * 1993-06-10 1996-02-20 Trilithic, Inc. Combined signal level meter and leakage detector
US5745848A (en) * 1996-03-04 1998-04-28 Motorola, Inc. Method and apparatus for eliminating interference caused by spurious signals in a communication device

Also Published As

Publication number Publication date
FI100929B (fi) 1998-03-13
EP0803997A2 (en) 1997-10-29
FI961786A (fi) 1997-10-27
JPH1056431A (ja) 1998-02-24
EP0803997A3 (en) 2000-01-19

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