CN105162457B - 高速分频器及使用高速分频器的锁相环路 - Google Patents

高速分频器及使用高速分频器的锁相环路 Download PDF

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Publication number
CN105162457B
CN105162457B CN201510703114.7A CN201510703114A CN105162457B CN 105162457 B CN105162457 B CN 105162457B CN 201510703114 A CN201510703114 A CN 201510703114A CN 105162457 B CN105162457 B CN 105162457B
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China
Prior art keywords
frequency
signal
clock
divided
grade
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Chinese (zh)
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CN105162457A (zh
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卡西克·苏布拉杰
丹亚·K
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Texas Instruments Inc
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Texas Instruments Inc
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    • 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
    • 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
    • H03K23/667—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 switching the base during a counting cycle
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03L—AUTOMATIC CONTROL, STARTING, SYNCHRONISATION OR STABILISATION OF GENERATORS OF ELECTRONIC OSCILLATIONS OR PULSES
    • H03L2207/00—Indexing scheme relating to automatic control of frequency or phase and to synchronisation
    • H03L2207/50—All digital phase-locked loop

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  • Stabilization Of Oscillater, Synchronisation, Frequency Synthesizers (AREA)
CN201510703114.7A 2010-08-09 2011-08-09 高速分频器及使用高速分频器的锁相环路 Active CN105162457B (zh)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US12/852,520 2010-08-09
US12/852,520 US8248118B2 (en) 2010-08-09 2010-08-09 High-speed frequency divider and a phase locked loop that uses the high-speed frequency divider
CN201180036257.7A CN103026627B (zh) 2010-08-09 2011-08-09 高速分频器及其分频方法

Related Parent Applications (1)

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CN201180036257.7A Division CN103026627B (zh) 2010-08-09 2011-08-09 高速分频器及其分频方法

Publications (2)

Publication Number Publication Date
CN105162457A CN105162457A (zh) 2015-12-16
CN105162457B true CN105162457B (zh) 2018-07-27

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CN201180036257.7A Active CN103026627B (zh) 2010-08-09 2011-08-09 高速分频器及其分频方法
CN201510703114.7A Active CN105162457B (zh) 2010-08-09 2011-08-09 高速分频器及使用高速分频器的锁相环路

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Application Number Title Priority Date Filing Date
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US (2) US8248118B2 (enExample)
JP (2) JP5893026B2 (enExample)
CN (2) CN103026627B (enExample)
WO (1) WO2012021511A2 (enExample)

Families Citing this family (17)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US8816780B2 (en) 2010-07-27 2014-08-26 Mediatek Inc. Apparatus and method for calibrating timing mismatch of edge rotator operating on multiple phases of oscillator
US8493107B2 (en) * 2010-07-27 2013-07-23 Mediatek Inc. Clock generator for generating output clock having non-harmonic relationship with input clock and related clock generating method thereof
US8471614B2 (en) * 2011-06-14 2013-06-25 Globalfoundries Singapore Pte. Ltd. Digital phase locked loop system and method
US8791762B2 (en) * 2011-10-13 2014-07-29 Sand 9, Inc. Method and apparatus for managing arbitrary frequencies
CN103138747B (zh) * 2013-01-27 2016-08-03 长春理工大学 基于单片机的可预置分频数的任意整数分频器
CN103873047B (zh) * 2014-03-18 2017-01-04 华为技术有限公司 一种二分频器和高速多路复用器
KR102197065B1 (ko) 2014-10-23 2020-12-30 삼성전자 주식회사 클락 발생 회로 및 이를 포함하는 반도체 집적회로 장치
US9438257B1 (en) * 2015-07-02 2016-09-06 Aura Semiconductor Pvt. Ltd Programmable frequency divider providing output with reduced duty-cycle variations over a range of divide ratios
US9705507B1 (en) 2016-05-19 2017-07-11 Texas Instruments Incorporated Fixed frequency divider circuit
US9647669B1 (en) 2016-07-18 2017-05-09 Texas Instruments Incorporated High speed frequency divider
US10855294B2 (en) 2016-11-08 2020-12-01 Texas Instruments Incorporated High linearity phase interpolator
US10389366B2 (en) * 2017-06-29 2019-08-20 Qualcomm Incorporated SerDes with adaptive clock data recovery
US10116314B1 (en) 2017-11-01 2018-10-30 Nvidia Corporation Multi-mode frequency divider
US10339998B1 (en) * 2018-03-27 2019-07-02 Micron Technology, Inc. Apparatuses and methods for providing clock signals in a semiconductor device
CN114689936B (zh) * 2020-12-29 2025-07-11 钜泉光电科技(上海)股份有限公司 基于固定频率采样的有效值检测方法及其装置
US11874693B2 (en) 2022-05-24 2024-01-16 Analog Devices International Unlimited Company Reconfigurable clock divider
US12088303B1 (en) 2023-02-23 2024-09-10 Qualcomm Incorporated Self-calibrated phase tuning system

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH03136520A (ja) * 1989-10-23 1991-06-11 Japan Radio Co Ltd 可変分周回路
JPH04117816A (ja) * 1990-09-07 1992-04-17 Japan Radio Co Ltd 可変分周装置
CN1215257A (zh) * 1997-09-17 1999-04-28 索尼公司 分频器电路和数字锁相环电路
CN101557228A (zh) * 2008-04-10 2009-10-14 联咏科技股份有限公司 锁相环系统与锁相环的锁相方法

Family Cites Families (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7292091B1 (en) * 2000-10-11 2007-11-06 Silicon Laboratories Inc. Method and apparatus for reducing interference
WO2002093747A2 (en) * 2001-05-17 2002-11-21 Koninklijke Philips Electronics N.V. Improved frequency divider with reduced jitter and apparatus based thereon
US6683932B1 (en) * 2002-07-23 2004-01-27 Bae Systems, Information And Electronic Systems Integration, Inc. Single-event upset immune frequency divider circuit
US20040227752A1 (en) * 2003-05-12 2004-11-18 Mccartha Bland Apparatus, system, and method for generating a three-dimensional model to represent a user for fitting garments
TWI222786B (en) * 2003-09-17 2004-10-21 Mediatek Inc Multi-modulus programmable frequency divider
US7426302B2 (en) * 2003-11-28 2008-09-16 John Amico System and method for digitizing a pattern
JP2008537190A (ja) * 2005-01-07 2008-09-11 ジェスチャー テック，インコーポレイテッド 赤外線パターンを照射することによる対象物の三次元像の生成
TWI315612B (en) * 2006-03-21 2009-10-01 Ind Tech Res Inst Apparatus for multiple-divisor prescaler
US7564276B2 (en) * 2006-06-28 2009-07-21 Qualcomm Incorporated Low-power modulus divider stage
US7916824B2 (en) 2006-08-18 2011-03-29 Texas Instruments Incorporated Loop bandwidth enhancement technique for a digital PLL and a HF divider that enables this technique
US8081018B2 (en) 2008-08-21 2011-12-20 Qualcomm Incorporated Low power radio frequency divider
CN101764606A (zh) * 2008-12-26 2010-06-30 浩凯微电子(上海)有限公司 高速可编程分频器

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH03136520A (ja) * 1989-10-23 1991-06-11 Japan Radio Co Ltd 可変分周回路
JPH04117816A (ja) * 1990-09-07 1992-04-17 Japan Radio Co Ltd 可変分周装置
CN1215257A (zh) * 1997-09-17 1999-04-28 索尼公司 分频器电路和数字锁相环电路
CN101557228A (zh) * 2008-04-10 2009-10-14 联咏科技股份有限公司 锁相环系统与锁相环的锁相方法

Also Published As

Publication number Publication date
WO2012021511A3 (en) 2012-05-24
CN103026627B (zh) 2015-11-25
CN105162457A (zh) 2015-12-16
US20120032715A1 (en) 2012-02-09
JP6375317B2 (ja) 2018-08-15
JP2013539272A (ja) 2013-10-17
WO2012021511A2 (en) 2012-02-16
US8248118B2 (en) 2012-08-21
US20120194235A1 (en) 2012-08-02
JP5893026B2 (ja) 2016-03-23
JP2016129342A (ja) 2016-07-14
CN103026627A (zh) 2013-04-03
US8299827B2 (en) 2012-10-30

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