BR112018005030B1 - Divisor de relógio programável em alta velocidade - Google Patents

Divisor de relógio programável em alta velocidade Download PDF

Info

Publication number
BR112018005030B1
BR112018005030B1 BR112018005030-0A BR112018005030A BR112018005030B1 BR 112018005030 B1 BR112018005030 B1 BR 112018005030B1 BR 112018005030 A BR112018005030 A BR 112018005030A BR 112018005030 B1 BR112018005030 B1 BR 112018005030B1
Authority
BR
Brazil
Prior art keywords
clock signal
half rate
rate clock
odd
signal
Prior art date
Application number
BR112018005030-0A
Other languages
English (en)
Portuguese (pt)
Other versions
BR112018005030A2 (enExample
Inventor
Neha Agrawal
Sajin Mohamad
ChulKyu Lee
Original Assignee
Qualcomm Incorporated
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 Qualcomm Incorporated filed Critical Qualcomm Incorporated
Publication of BR112018005030A2 publication Critical patent/BR112018005030A2/pt
Publication of BR112018005030B1 publication Critical patent/BR112018005030B1/pt

Links

Images

Classifications

    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03K—PULSE TECHNIQUE
    • H03K19/00—Logic circuits, i.e. having at least two inputs acting on one output; Inverting circuits
    • H03K19/20—Logic circuits, i.e. having at least two inputs acting on one output; Inverting circuits characterised by logic function, e.g. AND, OR, NOR, NOT circuits
    • H03K19/21—EXCLUSIVE-OR circuits, i.e. giving output if input signal exists at only one input; COINCIDENCE circuits, i.e. giving output only if all input signals are identical
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03K—PULSE TECHNIQUE
    • H03K21/00—Details of pulse counters or frequency dividers
    • H03K21/08—Output circuits
    • H03K21/10—Output circuits comprising logic circuits
    • 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
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03K—PULSE TECHNIQUE
    • H03K3/00—Circuits for generating electric pulses; Monostable, bistable or multistable circuits
    • H03K3/02—Generators characterised by the type of circuit or by the means used for producing pulses
    • H03K3/027—Generators characterised by the type of circuit or by the means used for producing pulses by the use of logic circuits, with internal or external positive feedback
    • H03K3/037—Bistable circuits
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03K—PULSE TECHNIQUE
    • H03K7/00—Modulating pulses with a continuously-variable modulating signal
    • H03K7/06—Frequency or rate modulation, i.e. PFM or PRM
    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F1/00—Details not covered by groups G06F3/00 - G06F13/00 and G06F21/00
    • G06F1/04—Generating or distributing clock signals or signals derived directly therefrom
    • G06F1/08—Clock generators with changeable or programmable clock frequency
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03K—PULSE TECHNIQUE
    • H03K21/00—Details of pulse counters or frequency dividers
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03K—PULSE TECHNIQUE
    • H03K21/00—Details of pulse counters or frequency dividers
    • H03K21/02—Input circuits
    • H03K21/026—Input circuits comprising logic circuits
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03K—PULSE TECHNIQUE
    • H03K23/00—Pulse counters comprising counting chains; Frequency dividers comprising counting chains

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • General Engineering & Computer Science (AREA)
  • Computer Hardware Design (AREA)
  • Computing Systems (AREA)
  • Mathematical Physics (AREA)
  • Pulse Circuits (AREA)
  • Theoretical Computer Science (AREA)
  • Manipulation Of Pulses (AREA)
  • General Physics & Mathematics (AREA)
  • Stabilization Of Oscillater, Synchronisation, Frequency Synthesizers (AREA)
BR112018005030-0A 2015-09-15 2016-08-10 Divisor de relógio programável em alta velocidade BR112018005030B1 (pt)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US14/855,238 2015-09-15
US14/855,238 US9762228B2 (en) 2015-09-15 2015-09-15 High-speed programmable clock divider
PCT/US2016/046333 WO2017048419A1 (en) 2015-09-15 2016-08-10 High-speed programmable clock divider

Publications (2)

Publication Number Publication Date
BR112018005030A2 BR112018005030A2 (enExample) 2018-10-02
BR112018005030B1 true BR112018005030B1 (pt) 2023-04-18

Family

ID=56741189

Family Applications (1)

Application Number Title Priority Date Filing Date
BR112018005030-0A BR112018005030B1 (pt) 2015-09-15 2016-08-10 Divisor de relógio programável em alta velocidade

Country Status (9)

Country Link
US (1) US9762228B2 (enExample)
EP (1) EP3350928B1 (enExample)
JP (1) JP6483329B2 (enExample)
KR (1) KR101923012B1 (enExample)
CN (1) CN108028656B (enExample)
BR (1) BR112018005030B1 (enExample)
ES (1) ES2715029T3 (enExample)
HU (1) HUE043658T2 (enExample)
WO (1) WO2017048419A1 (enExample)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US10063234B1 (en) * 2017-07-13 2018-08-28 Micron Technology, Inc. Half-frequency command path
US11038666B1 (en) * 2019-12-11 2021-06-15 Qualcomm Incorporated Open-loop, super fast, half-rate clock and data recovery for next generation C-PHY interfaces
US11874693B2 (en) 2022-05-24 2024-01-16 Analog Devices International Unlimited Company Reconfigurable clock divider

Family Cites Families (21)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4623846A (en) * 1985-02-14 1986-11-18 Motorola, Inc. Constant duty cycle, frequency programmable clock generator
US5362119A (en) * 1993-09-29 1994-11-08 Rosentratter Billy F Glare shield
US5524035A (en) * 1995-08-10 1996-06-04 International Business Machines Corporation Symmetric clock system for a data processing system including dynamically switchable frequency divider
EP0785624B1 (en) * 1996-01-19 2001-08-29 STMicroelectronics S.r.l. Windowed clock generation
JP3159238B2 (ja) * 1996-09-17 2001-04-23 日本電気株式会社 数値制御発振回路
EP1241788A1 (en) * 2001-03-13 2002-09-18 STMicroelectronics Limited Digital frequency divider
JP3949995B2 (ja) * 2001-12-28 2007-07-25 シャープ株式会社 カウンタ回路
US7358782B2 (en) * 2005-08-17 2008-04-15 Broadcom Corporation Frequency divider and associated methods
US20080219399A1 (en) 2007-03-07 2008-09-11 Nary Kevin R Frequency Divider With Symmetrical Output
US8324858B2 (en) * 2008-07-01 2012-12-04 Proterra Inc. Charging stations for electric vehicles
US7881422B1 (en) * 2008-07-10 2011-02-01 Marvell International Ltd. Circuits and methods for dividing frequency by an odd value
US8368436B1 (en) 2010-10-29 2013-02-05 Maxim Integrated, Inc. Programmable frequency synthesizer with I/Q outputs
CN102055465A (zh) * 2010-12-09 2011-05-11 山东大学 一种可配置任意整数半整数分频器装置及方法
US8471608B2 (en) 2011-02-02 2013-06-25 Texas Instruments Incorporated Clock divider circuit
US8378719B1 (en) 2011-10-18 2013-02-19 St-Ericsson Sa Programmable high-speed frequency divider
US8558575B1 (en) * 2012-03-23 2013-10-15 Applied Micro Circuits Corporation Clock generation for N.5 modulus divider
US8744037B2 (en) 2012-06-11 2014-06-03 Intel Mobil Communications GmbH Divider, method for providing an output signal and edge tracker
EP2806562A1 (en) 2013-05-22 2014-11-26 Asahi Kasei Microdevices Corporation Programmable frequency divider module with duty cycle close to fifty percent
US10579580B2 (en) * 2013-12-18 2020-03-03 Qorvo Us, Inc. Start of sequence detection for one wire bus
US8829953B1 (en) 2014-01-09 2014-09-09 Freescale Semiconductor, Inc. Programmable clock divider
CN104682954B (zh) * 2015-02-06 2017-07-18 北京大学 一种半速率随机数据相位检测电路

Also Published As

Publication number Publication date
ES2715029T3 (es) 2019-05-31
US9762228B2 (en) 2017-09-12
WO2017048419A1 (en) 2017-03-23
HUE043658T2 (hu) 2019-08-28
KR101923012B1 (ko) 2018-11-28
EP3350928A1 (en) 2018-07-25
CN108028656A (zh) 2018-05-11
EP3350928B1 (en) 2019-01-09
KR20180043380A (ko) 2018-04-27
JP2018526940A (ja) 2018-09-13
JP6483329B2 (ja) 2019-03-13
CN108028656B (zh) 2019-05-31
US20170077918A1 (en) 2017-03-16
BR112018005030A2 (enExample) 2018-10-02

Similar Documents

Publication Publication Date Title
US7652516B2 (en) Apparatus and method for generating a clock signal
US8065549B2 (en) Scan-based integrated circuit having clock frequency divider
US8837639B2 (en) Parallel synchronizing cell with improved mean time between failures
US8453043B2 (en) Built-in bit error rate test circuit
JPH04217115A (ja) 少くとも１つのクロック位相出力と基準クロックの間の位相関係を変えるための集積回路
US10530375B1 (en) High speed frequency divider
BR112018005030B1 (pt) Divisor de relógio programável em alta velocidade
CN111092617A (zh) 分频器电路
CN103780257B (zh) 环型振荡器电路
US10418982B2 (en) Folded divider architecture
US8884665B2 (en) Multiple-phase clock generator
US9680501B1 (en) De-serialization circuit and method of operating the same
KR100671749B1 (ko) 클럭 분주기
TWI775389B (zh) 時脈資料校正電路
US9966964B1 (en) Multi-phase divider
CN110198162A (zh) 包括时钟发生电路的半导体器件
JP2007235960A (ja) 集積回路装置
JP2009159296A (ja) クロック信号生成装置及び方法
US9319048B2 (en) Clock divider
CN100481728C (zh) 低电压差动信号的时脉数据回复装置及其方法
CN110892641B (zh) 多相时钟发生器
Imm et al. Cmos high-speed 1/14 dynamic frequency divider
CN115561612A (zh) 半导体装置与测试脉冲信号产生方法
Peev A picosecond-resolution hybrid method of TDC implementation in FPGAs, based on differential time delays
IL186821A (en) Facilities and method for creating a clock signal

Legal Events

Date Code Title Description
B06U Preliminary requirement: requests with searches performed by other patent offices: procedure suspended [chapter 6.21 patent gazette]
B09A Decision: intention to grant [chapter 9.1 patent gazette]
B16A Patent or certificate of addition of invention granted [chapter 16.1 patent gazette]

Free format text: PRAZO DE VALIDADE: 20 (VINTE) ANOS CONTADOS A PARTIR DE 10/08/2016, OBSERVADAS AS CONDICOES LEGAIS