DK1267491T3 - Præcisionsoscillatorkredslöb med lav jitter - Google Patents
Præcisionsoscillatorkredslöb med lav jitterInfo
- Publication number
- DK1267491T3 DK1267491T3 DK02008038T DK02008038T DK1267491T3 DK 1267491 T3 DK1267491 T3 DK 1267491T3 DK 02008038 T DK02008038 T DK 02008038T DK 02008038 T DK02008038 T DK 02008038T DK 1267491 T3 DK1267491 T3 DK 1267491T3
- Authority
- DK
- Denmark
- Prior art keywords
- clock signal
- oscillator
- oscillator circuit
- low jitter
- precision oscillator
- Prior art date
Links
Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; ELECTRIC HEARING AIDS; PUBLIC ADDRESS SYSTEMS
- H04R25/00—Electric hearing aids
- H04R25/50—Customised settings for obtaining desired overall acoustical characteristics
- H04R25/505—Customised settings for obtaining desired overall acoustical characteristics using digital signal processing
-
- 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
- H03K3/023—Generators characterised by the type of circuit or by the means used for producing pulses by the use of differential amplifiers or comparators, with internal or external positive feedback
- H03K3/0231—Astable circuits
-
- 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
- H03K3/03—Astable circuits
- H03K3/0315—Ring oscillators
- H03K3/0322—Ring oscillators with differential cells
-
- 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
- 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
- H03K2005/0015—Layout of the delay element
- H03K2005/00195—Layout of the delay element using FET's
- H03K2005/00208—Layout of the delay element using FET's using differential stages
Landscapes
- Physics & Mathematics (AREA)
- Acoustics & Sound (AREA)
- Neurosurgery (AREA)
- Otolaryngology (AREA)
- General Health & Medical Sciences (AREA)
- Engineering & Computer Science (AREA)
- Health & Medical Sciences (AREA)
- Signal Processing (AREA)
- Nonlinear Science (AREA)
- Amplifiers (AREA)
- Stabilization Of Oscillater, Synchronisation, Frequency Synthesizers (AREA)
- Inductance-Capacitance Distribution Constants And Capacitance-Resistance Oscillators (AREA)
- Oscillators With Electromechanical Resonators (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US09/833,376 US6633202B2 (en) | 2001-04-12 | 2001-04-12 | Precision low jitter oscillator circuit |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| DK1267491T3 true DK1267491T3 (da) | 2006-05-29 |
Family
ID=25264261
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DK02008038T DK1267491T3 (da) | 2001-04-12 | 2002-04-10 | Præcisionsoscillatorkredslöb med lav jitter |
Country Status (7)
| Country | Link |
|---|---|
| US (2) | US6633202B2 (da) |
| EP (1) | EP1267491B1 (da) |
| AT (1) | ATE315846T1 (da) |
| CA (1) | CA2381105A1 (da) |
| DE (1) | DE60208601T2 (da) |
| DK (1) | DK1267491T3 (da) |
| ES (1) | ES2256350T3 (da) |
Families Citing this family (31)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US7548726B1 (en) * | 1999-10-21 | 2009-06-16 | Broadcom Corporation | Adaptive radio transceiver with a bandpass filter |
| US7076073B2 (en) * | 2001-04-18 | 2006-07-11 | Gennum Corporation | Digital quasi-RMS detector |
| ATE318062T1 (de) † | 2001-04-18 | 2006-03-15 | Gennum Corp | Mehrkanal hörgerät mit übertragungsmöglichkeiten zwischen den kanälen |
| US6784755B2 (en) * | 2002-03-28 | 2004-08-31 | Texas Instruments Incorporated | Compact, high power supply rejection ratio, low power semiconductor digitally controlled oscillator architecture |
| EP1570569B1 (en) * | 2002-11-29 | 2010-06-16 | Infineon Technologies AG | Current-controlled oscillator |
| US20040246039A1 (en) * | 2003-06-03 | 2004-12-09 | Chi-Ming Hsiao | Switched capacitor circuit capable of minimizing clock feedthrough effect in a voltage controlled oscillator circuit |
| US7015742B2 (en) * | 2003-06-20 | 2006-03-21 | Media Tek Inc. | Switched capacitor circuit capable of eliminating clock feedthrough by complementary control signals for digital tuning VCO |
| US7057466B2 (en) * | 2004-03-31 | 2006-06-06 | Broadcom Corporation | Varactor-based ring oscillator |
| KR20060060158A (ko) * | 2004-11-30 | 2006-06-05 | 삼성전자주식회사 | 주파수 검출기를 이용하여 커패시턴스를 가변시키는 전압제어 발진기 및 위상 고정 루프 |
| US20070052483A1 (en) * | 2005-03-09 | 2007-03-08 | Markus Dietl | Oscillator |
| EP1861927A1 (en) * | 2005-03-09 | 2007-12-05 | Texas Instruments Deutschland Gmbh | Oscillator |
| WO2007072551A1 (ja) * | 2005-12-20 | 2007-06-28 | Fujitsu Limited | 電圧制御リングオシレータ |
| US20070152763A1 (en) * | 2005-12-30 | 2007-07-05 | Mozhgan Mansuri | Voltage controlled oscillator |
| US7629856B2 (en) * | 2006-10-27 | 2009-12-08 | Infineon Technologies Ag | Delay stage, ring oscillator, PLL-circuit and method |
| US8208665B2 (en) | 2007-01-10 | 2012-06-26 | Siemens Audiologische Technik Gmbh | Hearing apparatus with automatic self trimming and corresponding method |
| DE102007001538B4 (de) * | 2007-01-10 | 2015-02-12 | Siemens Audiologische Technik Gmbh | Hörvorrichtung mit automatischer Selbsttrimmung und entsprechendes Verfahren |
| US20080211590A1 (en) * | 2007-03-01 | 2008-09-04 | Stephen Wu | Method and system for a varactor-tuned voltage-controlled ring oscillator with frequency and amplitude calibration |
| US20080253491A1 (en) * | 2007-04-13 | 2008-10-16 | Georgia Tech Research Corporation | Method and Apparatus for Reducing Jitter in Multi-Gigahertz Systems |
| US20090224843A1 (en) * | 2008-03-10 | 2009-09-10 | Catalyst Semiconductor, Inc. | Programmable Crystal Oscillator |
| DE102008014991B3 (de) * | 2008-03-19 | 2009-03-12 | Job Lizenz Gmbh & Co. Kg | Verfahren und Warnmelder, insbesondere Rauchmelder |
| US8031011B2 (en) * | 2008-06-27 | 2011-10-04 | Altera Corporation | Digitally controlled oscillators |
| KR100965766B1 (ko) * | 2008-06-30 | 2010-06-24 | 주식회사 하이닉스반도체 | 링 오실레이터와 이를 이용한 멀티 위상 클럭 보정 회로 |
| JP2011024039A (ja) * | 2009-07-16 | 2011-02-03 | Toshiba Corp | 局部発振器 |
| DK2721840T3 (da) | 2011-06-17 | 2019-03-18 | Widex As | Høreapparat med en trådløs transceiver og fremgangsmåde til tilpasning af et høreapparat |
| US8975977B2 (en) * | 2012-05-08 | 2015-03-10 | Mohammad Ardehali | Low noise and low power voltage controlled oscillators |
| KR101701662B1 (ko) | 2013-02-07 | 2017-02-01 | 와이덱스 에이/에스 | 보청기용 트랜시버 및 이러한 트랜시버를 동작시키는 방법 |
| US9232322B2 (en) * | 2014-02-03 | 2016-01-05 | Zhimin FANG | Hearing aid devices with reduced background and feedback noises |
| US20190215000A1 (en) * | 2018-01-11 | 2019-07-11 | Qualcomm Incorporated | Ring oscillator topology based on resistor array |
| CN108847843B (zh) * | 2018-05-23 | 2022-04-15 | 东南大学 | 一种基于电阻增强型前馈的正交环形振荡器 |
| CN110784193A (zh) * | 2019-09-17 | 2020-02-11 | 芯创智（北京）微电子有限公司 | 一种蛙跳式快速环形振荡器电路 |
| US11480992B1 (en) | 2021-01-21 | 2022-10-25 | Qualcomm Incorporated | Techniques for phase shift reduction in a single crystal multiple output clock system |
Family Cites Families (85)
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|---|---|---|---|---|
| GB1592168A (en) | 1976-11-29 | 1981-07-01 | Oticon Electronics As | Hearing aids |
| DE2658301C2 (de) | 1976-12-22 | 1978-12-07 | Siemens Ag, 1000 Berlin Und 8000 Muenchen | Hörgerät |
| DE2716336B1 (de) | 1977-04-13 | 1978-07-06 | Siemens Ag | Verfahren und Hoergeraet zur Kompensation von Gehoerdefekten |
| DE2908999C2 (de) | 1979-03-08 | 1982-06-09 | Siemens AG, 1000 Berlin und 8000 München | Verfahren zur Erzeugung von akustischen Sprachsignalen, die für äußerst Schwerhörige verständlich sind und Gerät zur Durchführung dieses Verfahrens |
| US4403118A (en) | 1980-04-25 | 1983-09-06 | Siemens Aktiengesellschaft | Method for generating acoustical speech signals which can be understood by persons extremely hard of hearing and a device for the implementation of said method |
| DE3131193A1 (de) | 1981-08-06 | 1983-02-24 | Siemens AG, 1000 Berlin und 8000 München | Geraet zur kompensation von gehoerschaeden |
| DK546581A (da) | 1981-12-10 | 1983-06-11 | Danavox As | Fremgangsmaade til tilpasning af overfoeringsfunktionen i et hoereapparat til forskellige hoeredefekter samt hoereapparat til udoevelse af fremgangsmaaden |
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| DE3205686A1 (de) | 1982-02-17 | 1983-08-25 | Robert Bosch Gmbh, 7000 Stuttgart | Hoergeraet |
| US4689818A (en) | 1983-04-28 | 1987-08-25 | Siemens Hearing Instruments, Inc. | Resonant peak control |
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| US5347587A (en) | 1991-11-20 | 1994-09-13 | Sharp Kabushiki Kaisha | Speaker driving device |
| EP0557847B1 (de) | 1992-02-27 | 1995-12-27 | Siemens Audiologische Technik GmbH | Am Kopf tragbares Hörgerät |
| US5241310A (en) | 1992-03-02 | 1993-08-31 | General Electric Company | Wide dynamic range delta sigma analog-to-digital converter with precise gain tracking |
| US5191301A (en) * | 1992-05-12 | 1993-03-02 | International Business Machines Corporation | Integrated differential voltage controlled ring oscillator |
| DE59204944D1 (de) | 1992-06-29 | 1996-02-15 | Siemens Audiologische Technik | Hörgerät |
| US5448644A (en) | 1992-06-29 | 1995-09-05 | Siemens Audiologische Technik Gmbh | Hearing aid |
| EP0597523B1 (en) | 1992-11-09 | 1997-07-23 | Koninklijke Philips Electronics N.V. | Digital-to-analog converter |
| DE4321788C1 (de) | 1993-06-30 | 1994-08-18 | Siemens Audiologische Technik | Interface für serielle Datenübertragung zwischen einem Hörgerät und einem Steuergerät |
| US5376892A (en) | 1993-07-26 | 1994-12-27 | Texas Instruments Incorporated | Sigma delta saturation detector and soft resetting circuit |
| US5608803A (en) | 1993-08-05 | 1997-03-04 | The University Of New Mexico | Programmable digital hearing aid |
| US5412734A (en) | 1993-09-13 | 1995-05-02 | Thomasson; Samuel L. | Apparatus and method for reducing acoustic feedback |
| US5651071A (en) | 1993-09-17 | 1997-07-22 | Audiologic, Inc. | Noise reduction system for binaural hearing aid |
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| EP0585976A3 (en) | 1993-11-10 | 1994-06-01 | Phonak Ag | Hearing aid with cancellation of acoustic feedback |
| DE4340817A1 (de) | 1993-12-01 | 1995-06-08 | Toepholm & Westermann | Schaltungsanordnung für die automatische Regelung von Hörhilfsgeräten |
| EP0674464A1 (de) | 1994-03-23 | 1995-09-27 | Siemens Audiologische Technik GmbH | Programmierbares Hörgerät mit Fuzzy-Logik-Controller |
| EP0674463A1 (de) | 1994-03-23 | 1995-09-27 | Siemens Audiologische Technik GmbH | Programmierbares Hörgerät |
| EP0676909A1 (de) | 1994-03-31 | 1995-10-11 | Siemens Audiologische Technik GmbH | Programmierbares Hörgerät |
| DE59410235D1 (de) | 1994-05-06 | 2003-03-06 | Siemens Audiologische Technik | Programmierbares Hörgerät |
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| EP0712261A1 (de) | 1994-11-10 | 1996-05-15 | Siemens Audiologische Technik GmbH | Programmierbares Hörgerät |
| DE4441996A1 (de) | 1994-11-26 | 1996-05-30 | Toepholm & Westermann | Hörhilfsgerät |
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| JP3862306B2 (ja) * | 1995-06-23 | 2006-12-27 | 三菱電機株式会社 | 半導体装置 |
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| EP0814636A1 (de) | 1996-06-21 | 1997-12-29 | Siemens Audiologische Technik GmbH | Hörgerät |
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| EP0845921A1 (de) | 1996-10-23 | 1998-06-03 | Siemens Audiologische Technik GmbH | Verfahren und Schaltung zur Verstärkungsregelung in digitalen Hörgeräten |
| JP2904272B2 (ja) | 1996-12-10 | 1999-06-14 | 日本電気株式会社 | ディジタル補聴器、及びその補聴処理方法 |
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| DE19703228B4 (de) | 1997-01-29 | 2006-08-03 | Siemens Audiologische Technik Gmbh | Verfahren zur Verstärkung von Eingangssignalen eines Hörgerätes sowie Schaltung zur Durchführung des Verfahrens |
| US6236731B1 (en) | 1997-04-16 | 2001-05-22 | Dspfactory Ltd. | Filterbank structure and method for filtering and separating an information signal into different bands, particularly for audio signal in hearing aids |
| US6240192B1 (en) | 1997-04-16 | 2001-05-29 | Dspfactory Ltd. | Apparatus for and method of filtering in an digital hearing aid, including an application specific integrated circuit and a programmable digital signal processor |
| DE19720651C2 (de) | 1997-05-16 | 2001-07-12 | Siemens Audiologische Technik | Hörgerät mit verschiedenen Baugruppen zur Aufnahme, Weiterverarbeitung sowie Anpassung eines Schallsignals an das Hörvermögen eines Schwerhörigen |
| US6049618A (en) | 1997-06-30 | 2000-04-11 | Siemens Hearing Instruments, Inc. | Hearing aid having input AGC and output AGC |
| EP0917398B1 (de) | 1997-11-12 | 2007-04-11 | Siemens Audiologische Technik GmbH | Hörgerät und Verfahren zur Einstellung audiologischer/akustischer Parameter |
| US6222423B1 (en) * | 1999-02-03 | 2001-04-24 | Micro Linear Corporation | Voltage controlled ring oscillator delay |
| WO2001010169A1 (en) | 1999-08-03 | 2001-02-08 | Widex A/S | Hearing aid with adaptive matching of microphones |
| US6369661B1 (en) * | 2000-11-20 | 2002-04-09 | Cirrus Logic, Inc. | Phase interpolation circuits and methods and systems using the same |
-
2001
- 2001-04-12 US US09/833,376 patent/US6633202B2/en not_active Expired - Lifetime
-
2002
- 2002-04-09 CA CA002381105A patent/CA2381105A1/en not_active Abandoned
- 2002-04-10 EP EP02008038A patent/EP1267491B1/en not_active Expired - Lifetime
- 2002-04-10 ES ES02008038T patent/ES2256350T3/es not_active Expired - Lifetime
- 2002-04-10 AT AT02008038T patent/ATE315846T1/de not_active IP Right Cessation
- 2002-04-10 DK DK02008038T patent/DK1267491T3/da active
- 2002-04-10 DE DE60208601T patent/DE60208601T2/de not_active Expired - Lifetime
-
2003
- 2003-10-10 US US10/683,632 patent/US7031482B2/en not_active Expired - Lifetime
Also Published As
| Publication number | Publication date |
|---|---|
| US6633202B2 (en) | 2003-10-14 |
| EP1267491B1 (en) | 2006-01-11 |
| DE60208601T2 (de) | 2006-11-09 |
| ES2256350T3 (es) | 2006-07-16 |
| US7031482B2 (en) | 2006-04-18 |
| US20040075505A1 (en) | 2004-04-22 |
| CA2381105A1 (en) | 2002-10-12 |
| US20020167363A1 (en) | 2002-11-14 |
| EP1267491A3 (en) | 2004-04-28 |
| ATE315846T1 (de) | 2006-02-15 |
| EP1267491A2 (en) | 2002-12-18 |
| DE60208601D1 (de) | 2006-04-06 |
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