ITTO20020288A0 - Circuito oscillatore a frequenza regolabile e relativo metodo di calibrazione. - Google Patents
Circuito oscillatore a frequenza regolabile e relativo metodo di calibrazione.Info
- Publication number
- ITTO20020288A0 ITTO20020288A0 IT2002TO000288A ITTO20020288A ITTO20020288A0 IT TO20020288 A0 ITTO20020288 A0 IT TO20020288A0 IT 2002TO000288 A IT2002TO000288 A IT 2002TO000288A IT TO20020288 A ITTO20020288 A IT TO20020288A IT TO20020288 A0 ITTO20020288 A0 IT TO20020288A0
- Authority
- IT
- Italy
- Prior art keywords
- oscillator circuit
- calibration method
- frequency oscillator
- adjustable frequency
- related calibration
- Prior art date
Links
Classifications
-
- 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
-
- 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
Priority Applications (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
IT2002TO000288A ITTO20020288A1 (it) | 2002-04-02 | 2002-04-02 | Circuito oscillatore a frequenza regolabile e relativo metodo di calibrazione. |
US10/406,628 US6882231B2 (en) | 2002-04-02 | 2003-04-02 | Adjustable frequency oscillator with programmable calibrating circuit and related system and method |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
IT2002TO000288A ITTO20020288A1 (it) | 2002-04-02 | 2002-04-02 | Circuito oscillatore a frequenza regolabile e relativo metodo di calibrazione. |
Publications (2)
Publication Number | Publication Date |
---|---|
ITTO20020288A0 true ITTO20020288A0 (it) | 2002-04-02 |
ITTO20020288A1 ITTO20020288A1 (it) | 2003-10-02 |
Family
ID=27638970
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
IT2002TO000288A ITTO20020288A1 (it) | 2002-04-02 | 2002-04-02 | Circuito oscillatore a frequenza regolabile e relativo metodo di calibrazione. |
Country Status (2)
Country | Link |
---|---|
US (1) | US6882231B2 (it) |
IT (1) | ITTO20020288A1 (it) |
Families Citing this family (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
TWI385926B (zh) * | 2008-05-15 | 2013-02-11 | Realtek Semiconductor Corp | 時脈產生器 |
JP2010041275A (ja) * | 2008-08-04 | 2010-02-18 | Toshiba Corp | Pll回路 |
US9490778B1 (en) * | 2015-07-13 | 2016-11-08 | Lattice Semiconductor Corporation | High-resolution oscillator having wide frequency range |
KR102571572B1 (ko) * | 2018-12-05 | 2023-08-29 | 에스케이하이닉스 주식회사 | 전압 강하 레벨을 검출하기 위한 반도체 장치 및 반도체 시스템 |
CN109783061B (zh) * | 2019-01-16 | 2023-04-25 | 宁波大学 | 一种利用振荡器采样的真随机数发生器 |
CN114679157B (zh) * | 2022-03-30 | 2024-05-28 | 普冉半导体(上海)股份有限公司 | 可编程频率发生器及其校准方法 |
Family Cites Families (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5406228A (en) * | 1994-07-12 | 1995-04-11 | General Instrument | Ring oscillator with frequency control loop |
US5859571A (en) | 1997-03-11 | 1999-01-12 | Aplus Integrated Circuits, Inc. | Frequency trimmable oscillator and frequency multiplier |
US6617935B1 (en) * | 2000-02-18 | 2003-09-09 | Silicon Storage Technology, Inc. | Oscillator and current source |
US6369661B1 (en) * | 2000-11-20 | 2002-04-09 | Cirrus Logic, Inc. | Phase interpolation circuits and methods and systems using the same |
-
2002
- 2002-04-02 IT IT2002TO000288A patent/ITTO20020288A1/it unknown
-
2003
- 2003-04-02 US US10/406,628 patent/US6882231B2/en not_active Expired - Lifetime
Also Published As
Publication number | Publication date |
---|---|
US20040008090A1 (en) | 2004-01-15 |
US6882231B2 (en) | 2005-04-19 |
ITTO20020288A1 (it) | 2003-10-02 |
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