JP5012901B2 - 可変遅延回路、可変遅延回路制御方法及び入出力回路 - Google Patents
可変遅延回路、可変遅延回路制御方法及び入出力回路 Download PDFInfo
- Publication number
- JP5012901B2 JP5012901B2 JP2009525198A JP2009525198A JP5012901B2 JP 5012901 B2 JP5012901 B2 JP 5012901B2 JP 2009525198 A JP2009525198 A JP 2009525198A JP 2009525198 A JP2009525198 A JP 2009525198A JP 5012901 B2 JP5012901 B2 JP 5012901B2
- Authority
- JP
- Japan
- Prior art keywords
- delay
- unit
- signal
- input
- delay unit
- 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.)
- Expired - Fee Related
Links
Images
Classifications
-
- 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
- H03L7/085—Details of the phase-locked loop concerning mainly the frequency- or phase-detection arrangement including the filtering or amplification of its output signal
- H03L7/087—Details of the phase-locked loop concerning mainly the frequency- or phase-detection arrangement including the filtering or amplification of its output signal using at least two phase detectors or a frequency and phase detector in the loop
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03K—PULSE TECHNIQUE
- H03K5/00—Manipulating of pulses not covered by one of the other main groups of this subclass
- H03K5/13—Arrangements having a single output and transforming input signals into pulses delivered at desired time intervals
- H03K5/133—Arrangements having a single output and transforming input signals into pulses delivered at desired time intervals using a chain of active delay devices
-
- 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
- H03L7/081—Details of the phase-locked loop provided with an additional controlled phase shifter
- H03L7/0812—Details of the phase-locked loop provided with an additional controlled phase shifter and where no voltage or current controlled oscillator is used
-
- 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
- H03L7/081—Details of the phase-locked loop provided with an additional controlled phase shifter
- H03L7/0812—Details of the phase-locked loop provided with an additional controlled phase shifter and where no voltage or current controlled oscillator is used
- H03L7/0814—Details of the phase-locked loop provided with an additional controlled phase shifter and where no voltage or current controlled oscillator is used the phase shifting device being digitally controlled
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03K—PULSE TECHNIQUE
- H03K5/00—Manipulating of pulses not covered by one of the other main groups of this subclass
- H03K2005/00013—Delay, i.e. output pulse is delayed after input pulse and pulse length of output pulse is dependent on pulse length of input pulse
- H03K2005/00019—Variable delay
- H03K2005/00026—Variable delay controlled by an analog electrical signal, e.g. obtained after conversion by a D/A converter
- H03K2005/00032—DC control of switching transistors
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03K—PULSE TECHNIQUE
- H03K5/00—Manipulating of pulses not covered by one of the other main groups of this subclass
- H03K2005/00013—Delay, i.e. output pulse is delayed after input pulse and pulse length of output pulse is dependent on pulse length of input pulse
- H03K2005/00019—Variable delay
- H03K2005/00058—Variable delay controlled by a digital setting
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03K—PULSE TECHNIQUE
- H03K5/00—Manipulating of pulses not covered by one of the other main groups of this subclass
- H03K2005/00013—Delay, i.e. output pulse is delayed after input pulse and pulse length of output pulse is dependent on pulse length of input pulse
- H03K2005/00019—Variable delay
- H03K2005/00058—Variable delay controlled by a digital setting
- H03K2005/00071—Variable delay controlled by a digital setting by adding capacitance as a load
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03K—PULSE TECHNIQUE
- H03K5/00—Manipulating of pulses not covered by one of the other main groups of this subclass
- H03K2005/00013—Delay, i.e. output pulse is delayed after input pulse and pulse length of output pulse is dependent on pulse length of input pulse
- H03K2005/00078—Fixed delay
- H03K2005/00097—Avoiding variations of delay using feedback, e.g. controlled by a PLL
- H03K2005/00104—Avoiding variations of delay using feedback, e.g. controlled by a PLL using a reference signal, e.g. a reference clock
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03K—PULSE TECHNIQUE
- H03K5/00—Manipulating of pulses not covered by one of the other main groups of this subclass
- H03K2005/00013—Delay, i.e. output pulse is delayed after input pulse and pulse length of output pulse is dependent on pulse length of input pulse
- H03K2005/0015—Layout of the delay element
- H03K2005/00195—Layout of the delay element using FET's
- H03K2005/00221—Layout of the delay element using FET's where the conduction path of the different output FET's is connected in parallel with different gate control, e.g. having different sizes or thresholds, or coupled through different resistors
Landscapes
- Physics & Mathematics (AREA)
- Nonlinear Science (AREA)
- Pulse Circuits (AREA)
- Networks Using Active Elements (AREA)
Description
Claims (8)
- 基準信号又はデータのいずれか一方に与える遅延を前記基準信号又はデータのいずれか他方に基づいて調整する可変遅延回路であって、
外部からの指示に従って駆動能力又は容量負荷を変化させることにより、前記基準信号が入力されると共に該入力に遅延を与えた第1遅延信号を出力する第1遅延部と、
前記第1遅延部と同一の構成を有し、前記基準信号が入力されると共に該入力に遅延を与えた第2遅延信号を出力する第2遅延部と、
前記第1遅延部又は前記第2遅延部のいずれか一方に他方と異なる大きさの容量負荷を設定する第1容量負荷設定部と、
前記第1遅延信号と前記第2遅延信号との位相関係を判定する第1位相判定部と、
前記第1位相判定部による位相判定結果に基づいて、前記第1遅延部の遅延時間と前記第2遅延部の遅延時間との差が所定値になるように、前記第1遅延部又は前記第2遅延部に対して同一の駆動能力を設定する駆動能力設定部と
を備える可変遅延回路。 - 請求項1に記載の可変遅延回路において、
前記第1遅延部は、前記基準信号又はデータのいずれか一方が入力されると共に該入力に遅延を与えた第3遅延信号を出力し、
前記第2遅延部は、前記第3遅延信号が入力されると共に該入力に遅延を与えた第4遅延信号を出力し、
更に、前記基準信号又はデータのいずれか他方である入力信号と前記第4遅延信号との位相関係を判定する第2位相判定部と、
前記第2位相判定部による位相判定結果に基づいて、前記入力信号と前記第4遅延信号との位相が一致するように、前記第1遅延部又は前記第2遅延部に対して同一の容量負荷を設定する前記第2容量負荷設定部と
を備える可変遅延回路。 - 請求項2に記載の可変遅延回路において、
前記第1遅延部と前記第2遅延部との間に設けられ、前記基準信号と前記第1遅延部の出力とを入力し、前記基準信号または前記第3遅延信号のいずれか一方を前記第2遅延部に出力する切り替え部をさらに備える可変遅延回路。 - 請求項1に記載の可変遅延回路において、
第1容量負荷設定部は、前記第1遅延部又は前記第2遅延部のいずれか一方に最小の容量負荷を設定し、前記第1遅延部又は前記第2遅延部のいずれか他方に最大の容量負荷を設定する可変遅延回路。 - 請求項1に記載の可変遅延回路において、
前記所定値は、前記基準信号の1/2周期または1周期である可変遅延回路。 - 請求項1に記載の可変遅延回路において、
第1遅延部又は第2遅延部は、それぞれ少なくとも1つの遅延回路で構成され、前記遅延回路は、インバータ、可変抵抗、可変静電容量を備える可変遅延回路。 - 基準信号又はデータのいずれか一方に与える遅延を前記基準信号又はデータのいずれか他方に基づいて調整する可変遅延回路の制御を行う可変遅延回路制御方法であって、
外部からの指示に従って駆動能力又は容量負荷を変化させる第1遅延部に前記基準信号を入力して第1遅延信号を出力させると共に、前記第1遅延部と同一の構成を有する第2遅延部に前記基準信号を入力して第2遅延信号を出力させる第1遅延ステップと、
前記第1遅延部又は前記第2遅延部のいずれか一方に他方と異なる大きさの容量負荷を設定する第1容量負荷設定ステップと、
前記第1遅延信号と前記第2遅延信号との位相関係に基づいて、前記第1遅延部の遅延時間と前記第2遅延部の遅延時間との差が所定値になるように、前記第1遅延部又は前記第2遅延部に対して同一の駆動能力を設定する駆動能力設定ステップと
を実行する可変遅延回路制御方法。 - 基準信号又はデータのいずれか一方に与える遅延を前記基準信号又はデータのいずれか他方に基づいて調整する入出力回路であって、
外部からの指示に従って駆動能力又は容量負荷を変化させることにより、前記基準信号が入力されると共に該入力に遅延を与えた第1遅延信号を出力する第1遅延部と、
前記第1遅延部と同一の構成を有し、前記基準信号が入力されると共に該入力に遅延を与えた第2遅延信号を出力する第2遅延部と、
前記第1遅延部又は前記第2遅延部のいずれか一方に他方と異なる大きさの容量負荷を設定する第1容量負荷設定部と、
前記第1遅延信号と前記第2遅延信号との位相関係を判定する第1位相判定部と、
前記第1位相判定部による位相判定結果に基づいて、前記第1遅延部の遅延時間と前記第2遅延部の遅延時間との差が所定値になるように、前記第1遅延部又は前記第2遅延部に対して同一の駆動能力を設定する駆動能力設定部と
を備える入出力回路。
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| PCT/JP2007/064801 WO2009016704A1 (ja) | 2007-07-27 | 2007-07-27 | 可変遅延回路、可変遅延回路制御方法及び入出力回路 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPWO2009016704A1 JPWO2009016704A1 (ja) | 2010-10-07 |
| JP5012901B2 true JP5012901B2 (ja) | 2012-08-29 |
Family
ID=40303951
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2009525198A Expired - Fee Related JP5012901B2 (ja) | 2007-07-27 | 2007-07-27 | 可変遅延回路、可変遅延回路制御方法及び入出力回路 |
Country Status (3)
| Country | Link |
|---|---|
| US (1) | US7944264B2 (ja) |
| JP (1) | JP5012901B2 (ja) |
| WO (1) | WO2009016704A1 (ja) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US8542049B1 (en) * | 2012-04-18 | 2013-09-24 | Texas Instruments Incorporated | Methods and delay circuits for generating a plurality of delays in delay lines |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH03238912A (ja) * | 1990-02-16 | 1991-10-24 | Nippon Telegr & Teleph Corp <Ntt> | ディジタル信号遅延回路 |
| JPH0514150A (ja) * | 1991-06-28 | 1993-01-22 | Sanyo Electric Co Ltd | 可変遅延装置 |
| JP2000315941A (ja) * | 1999-04-30 | 2000-11-14 | Matsushita Electric Ind Co Ltd | 位相調整回路 |
Family Cites Families (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR2779638B1 (fr) | 1998-06-15 | 2000-08-04 | Oreal | Composition cosmetique contenant un polysaccharide et un terpolymere acrylique et utilisation de cette composition pour le traitement des matieres keratiniques |
| JP3758121B2 (ja) * | 1999-01-04 | 2006-03-22 | 株式会社リコー | 補正回路 |
| JP2001075671A (ja) * | 1999-09-08 | 2001-03-23 | Nec Corp | 位相補償回路 |
| JP3605033B2 (ja) * | 2000-11-21 | 2004-12-22 | Necエレクトロニクス株式会社 | 固定長遅延生成回路 |
-
2007
- 2007-07-27 WO PCT/JP2007/064801 patent/WO2009016704A1/ja not_active Ceased
- 2007-07-27 JP JP2009525198A patent/JP5012901B2/ja not_active Expired - Fee Related
-
2010
- 2010-01-21 US US12/656,239 patent/US7944264B2/en not_active Expired - Fee Related
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH03238912A (ja) * | 1990-02-16 | 1991-10-24 | Nippon Telegr & Teleph Corp <Ntt> | ディジタル信号遅延回路 |
| JPH0514150A (ja) * | 1991-06-28 | 1993-01-22 | Sanyo Electric Co Ltd | 可変遅延装置 |
| JP2000315941A (ja) * | 1999-04-30 | 2000-11-14 | Matsushita Electric Ind Co Ltd | 位相調整回路 |
Also Published As
| Publication number | Publication date |
|---|---|
| US20100123503A1 (en) | 2010-05-20 |
| WO2009016704A1 (ja) | 2009-02-05 |
| US7944264B2 (en) | 2011-05-17 |
| JPWO2009016704A1 (ja) | 2010-10-07 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| US8154330B2 (en) | Delay line calibration mechanism and related multi-clock signal generator | |
| US8508273B2 (en) | Apparatus and method for outputting data of semiconductor memory apparatus | |
| CN106716537B (zh) | 具有并行延迟线和诸延迟线之间的内部开关的延迟电路、以及用于控制该延迟电路的方法和装备 | |
| US20100201414A1 (en) | Semiconductor device and operating method thereof | |
| JP5180793B2 (ja) | クロック生成回路、集積回路及び撮像センサ | |
| JP5143370B2 (ja) | 遅延制御回路 | |
| US20120105122A1 (en) | Duty cycle correction circuit of semiconductor memory apparatus | |
| TW201404045A (zh) | 積體電路內之工作週期校正 | |
| US20080315929A1 (en) | Automatic duty cycle correction circuit with programmable duty cycle target | |
| JP2004135333A (ja) | プログラム可能な平衡型遅延素子 | |
| US9608642B1 (en) | Delay lock loop | |
| US7612592B2 (en) | Programmable duty-cycle generator | |
| KR101242302B1 (ko) | 피드백 듀티비 보정 유닛을 이용한 디지털 듀티비 보정 회로 및 그 제어방법 | |
| JP5012901B2 (ja) | 可変遅延回路、可変遅延回路制御方法及び入出力回路 | |
| JP5198166B2 (ja) | デジタルdll回路及び半導体装置 | |
| JP5609287B2 (ja) | 遅延回路 | |
| KR20220094568A (ko) | 듀티 싸이클 검출 회로 및 이를 포함하는 듀티 싸이클 보정 회로 | |
| JP2009253366A (ja) | 可変遅延回路 | |
| JP2008252153A (ja) | 可変遅延回路及び可変遅延回路の遅延調整方法 | |
| JP5639740B2 (ja) | Dll回路とその制御方法 | |
| CN107291066B (zh) | 一种移位型数字校准系统 | |
| JP2007228145A (ja) | 半導体集積回路 | |
| JP5241670B2 (ja) | 半導体集積回路 | |
| US20110095795A1 (en) | Semiconductor memory device having delay lock loop with wide frequency range and delay cell current reduction scheme | |
| US20060232314A1 (en) | Phase adjustment device, phase adjustment method, and semiconductor integrated circuit |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| A131 | Notification of reasons for refusal |
Free format text: JAPANESE INTERMEDIATE CODE: A131 Effective date: 20110809 |
|
| A521 | Request for written amendment filed |
Free format text: JAPANESE INTERMEDIATE CODE: A523 Effective date: 20111011 |
|
| TRDD | Decision of grant or rejection written | ||
| A01 | Written decision to grant a patent or to grant a registration (utility model) |
Free format text: JAPANESE INTERMEDIATE CODE: A01 Effective date: 20120508 |
|
| A01 | Written decision to grant a patent or to grant a registration (utility model) |
Free format text: JAPANESE INTERMEDIATE CODE: A01 |
|
| A61 | First payment of annual fees (during grant procedure) |
Free format text: JAPANESE INTERMEDIATE CODE: A61 Effective date: 20120521 |
|
| FPAY | Renewal fee payment (event date is renewal date of database) |
Free format text: PAYMENT UNTIL: 20150615 Year of fee payment: 3 |
|
| R150 | Certificate of patent or registration of utility model |
Free format text: JAPANESE INTERMEDIATE CODE: R150 |
|
| LAPS | Cancellation because of no payment of annual fees |