JP2018528675A - パルススワロー技法を使用して分周器を同期させるための方法および装置 - Google Patents

パルススワロー技法を使用して分周器を同期させるための方法および装置 Download PDF

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JP2018528675A
JP2018528675A JP2018507503A JP2018507503A JP2018528675A JP 2018528675 A JP2018528675 A JP 2018528675A JP 2018507503 A JP2018507503 A JP 2018507503A JP 2018507503 A JP2018507503 A JP 2018507503A JP 2018528675 A JP2018528675 A JP 2018528675A
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Prior art keywords
signal
phase
divided
detection
frequency
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JP2018507503A
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Japanese (ja)
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JP2018528675A5 (enExample
Inventor
チェン−ハン・ワン
ケプリン・ヴィクター・ヨハンセン
ジョンシク・ヤン
ジャスティン・フェルプス・ブラック
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クアルコム，インコーポレイテッド
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Publication of JP2018528675A publication Critical patent/JP2018528675A/ja
Publication of JP2018528675A5 publication Critical patent/JP2018528675A5/ja
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    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03K—PULSE TECHNIQUE
    • H03K23/00—Pulse counters comprising counting chains; Frequency dividers comprising counting chains
    • H03K23/64—Pulse counters comprising counting chains; Frequency dividers comprising counting chains with a base or radix other than a power of two
    • H03K23/66—Pulse counters comprising counting chains; Frequency dividers comprising counting chains with a base or radix other than a power of two with a variable counting base, e.g. by presetting or by adding or suppressing pulses
    • H03K23/662—Pulse counters comprising counting chains; Frequency dividers comprising counting chains with a base or radix other than a power of two with a variable counting base, e.g. by presetting or by adding or suppressing pulses by adding or suppressing pulses
    • 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
    • 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
    • H03L7/08—Details of the phase-locked loop
    • H03L7/099—Details of the phase-locked loop concerning mainly the controlled oscillator of the 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
    • H03L7/08—Details of the phase-locked loop
    • H03L7/099—Details of the phase-locked loop concerning mainly the controlled oscillator of the loop
    • H03L7/0991—Details of the phase-locked loop concerning mainly the controlled oscillator of the loop the oscillator being a digital oscillator, e.g. composed of a fixed oscillator followed by a variable frequency divider
    • H03L7/0992—Details of the phase-locked loop concerning mainly the controlled oscillator of the loop the oscillator being a digital oscillator, e.g. composed of a fixed oscillator followed by a variable frequency divider comprising a counter or a frequency divider
    • H03L7/0993—Details of the phase-locked loop concerning mainly the controlled oscillator of the loop the oscillator being a digital oscillator, e.g. composed of a fixed oscillator followed by a variable frequency divider comprising a counter or a frequency divider and a circuit for adding and deleting pulses
    • 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
    • H03L7/193—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 the frequency divider/counter comprising a commutable pre-divider, e.g. a two modulus divider
    • 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
    • H03L7/22—Indirect frequency synthesis, i.e. generating a desired one of a number of predetermined frequencies using a frequency- or phase-locked loop using more than one loop
    • H03L7/23—Indirect frequency synthesis, i.e. generating a desired one of a number of predetermined frequencies using a frequency- or phase-locked loop using more than one loop with pulse counters or frequency dividers

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  • Stabilization Of Oscillater, Synchronisation, Frequency Synthesizers (AREA)
JP2018507503A 2015-08-19 2016-07-26 パルススワロー技法を使用して分周器を同期させるための方法および装置 Pending JP2018528675A (ja)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US14/829,723 2015-08-19
US14/829,723 US9490826B1 (en) 2015-08-19 2015-08-19 Methods and apparatus for synchronizing frequency dividers using a pulse swallowing technique
PCT/US2016/044047 WO2017030755A1 (en) 2015-08-19 2016-07-26 Methods and apparatus for synchronizing frequency dividers using a pulse swallowing technique

Publications (2)

Publication Number Publication Date
JP2018528675A true JP2018528675A (ja) 2018-09-27
JP2018528675A5 JP2018528675A5 (enExample) 2019-08-22

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Family Applications (1)

Application Number Title Priority Date Filing Date
JP2018507503A Pending JP2018528675A (ja) 2015-08-19 2016-07-26 パルススワロー技法を使用して分周器を同期させるための方法および装置

Country Status (6)

Country Link
US (1) US9490826B1 (enExample)
EP (1) EP3338369B1 (enExample)
JP (1) JP2018528675A (enExample)
KR (1) KR20180042245A (enExample)
CN (1) CN107925411B (enExample)
WO (1) WO2017030755A1 (enExample)

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JP2022543394A (ja) * 2019-08-08 2022-10-12 クゥアルコム・インコーポレイテッド ラウンドトリップ遅延推定のための位相同期

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US10107919B1 (en) 2016-03-01 2018-10-23 Interstate Electronics Corporation Satellite positioning system receivers with microelectromechanical systems oscillators
US10250375B2 (en) 2016-09-22 2019-04-02 Qualcomm Incorporated Clock synchronization
US10880136B2 (en) 2017-04-01 2020-12-29 Intel IP Corporation Synchronizing a digital frequency shift
US9998129B1 (en) 2017-09-21 2018-06-12 Qualcomm Incorporated PLL post divider phase continuity
CN108199710B (zh) * 2017-12-25 2021-06-29 深圳市紫光同创电子有限公司 一种振荡器校正电路及振荡器校正方法
WO2019177532A1 (en) * 2018-03-12 2019-09-19 Huawei International Pte. Ltd. Divider synchronization device and method of operating thereof
US10985761B1 (en) * 2018-05-31 2021-04-20 Synopsys, Inc. Fractional divider
JP7187267B2 (ja) * 2018-10-31 2022-12-12 キヤノン株式会社 情報処理装置及びその制御方法
CN109995346B (zh) * 2019-03-06 2020-08-04 杭州城芯科技有限公司 一种基于时钟吞咽电路的高频时钟同步电路
TWI726791B (zh) * 2019-08-14 2021-05-01 創未來科技股份有限公司 訊號除頻器、訊號分佈系統與其相關方法
CN112799329B (zh) * 2021-01-15 2022-03-04 珠海一微半导体股份有限公司 分时钟访问sram的控制系统及异构soc芯片
US11811413B2 (en) * 2021-10-13 2023-11-07 Mediatek Inc. Poly phase filter with phase error enhance technique
CN115378424B (zh) * 2022-10-21 2023-02-17 上海集成电路研发中心有限公司 三分频电路
US12212326B2 (en) 2023-02-15 2025-01-28 Apple Inc. Wireless transmitter with improved data rate
CN119254221B (zh) * 2024-12-04 2025-05-20 爱科微半导体(上海)有限公司 一种自校准本振信号发生装置及其校准方法

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KR100206476B1 (ko) * 1997-03-20 1999-07-01 윤종용 디지털 마이크로웨이브 시스템에서 송신용 국부발진주파수를 동기화시키기 위한 회로
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JPS63306732A (ja) * 1987-06-09 1988-12-14 Fujitsu Ltd クロックパルス供給装置
JP2001119292A (ja) * 1999-10-22 2001-04-27 Fujitsu Ltd 分周回路
JP2002023885A (ja) * 2000-07-03 2002-01-25 Anritsu Corp 複数同期装置及びクロック分岐・分周装置
JP2007243617A (ja) * 2006-03-08 2007-09-20 Fujitsu Ltd 差動出力分周回路
JP2014502464A (ja) * 2010-11-17 2014-01-30 クゥアルコム・インコーポレイテッド マルチバンドトランシーバ中での、ｌｏの発生および分配

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2022543394A (ja) * 2019-08-08 2022-10-12 クゥアルコム・インコーポレイテッド ラウンドトリップ遅延推定のための位相同期
JP7570401B2 (ja) 2019-08-08 2024-10-21 クゥアルコム・インコーポレイテッド ラウンドトリップ遅延推定のための位相同期

Also Published As

Publication number Publication date
CN107925411B (zh) 2022-01-28
US9490826B1 (en) 2016-11-08
KR20180042245A (ko) 2018-04-25
CN107925411A (zh) 2018-04-17
WO2017030755A1 (en) 2017-02-23
EP3338369A1 (en) 2018-06-27
EP3338369B1 (en) 2021-11-17

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