TW200603438A - Varactor-based ring oscillator - Google Patents

Varactor-based ring oscillator

Info

Publication number
TW200603438A
TW200603438A TW094110004A TW94110004A TW200603438A TW 200603438 A TW200603438 A TW 200603438A TW 094110004 A TW094110004 A TW 094110004A TW 94110004 A TW94110004 A TW 94110004A TW 200603438 A TW200603438 A TW 200603438A
Authority
TW
Taiwan
Prior art keywords
phase shift
varactor
shift circuit
ring oscillator
pole
Prior art date
Application number
TW094110004A
Other languages
English (en)
Other versions
TWI278129B (en
Inventor
Hung-Ming Chien
Original Assignee
Broadcom Corp
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 Broadcom Corp filed Critical Broadcom Corp
Publication of TW200603438A publication Critical patent/TW200603438A/zh
Application granted granted Critical
Publication of TWI278129B publication Critical patent/TWI278129B/zh

Links

Classifications

    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03B—GENERATION OF OSCILLATIONS, DIRECTLY OR BY FREQUENCY-CHANGING, BY CIRCUITS EMPLOYING ACTIVE ELEMENTS WHICH OPERATE IN A NON-SWITCHING MANNER; GENERATION OF NOISE BY SUCH CIRCUITS
    • H03B5/00—Generation of oscillations using amplifier with regenerative feedback from output to input
    • H03B5/20—Generation of oscillations using amplifier with regenerative feedback from output to input with frequency-determining element comprising resistance and either capacitance or inductance, e.g. phase-shift oscillator
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03B—GENERATION OF OSCILLATIONS, DIRECTLY OR BY FREQUENCY-CHANGING, BY CIRCUITS EMPLOYING ACTIVE ELEMENTS WHICH OPERATE IN A NON-SWITCHING MANNER; GENERATION OF NOISE BY SUCH CIRCUITS
    • H03B27/00—Generation of oscillations providing a plurality of outputs of the same frequency but differing in phase, other than merely two anti-phase outputs
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03B—GENERATION OF OSCILLATIONS, DIRECTLY OR BY FREQUENCY-CHANGING, BY CIRCUITS EMPLOYING ACTIVE ELEMENTS WHICH OPERATE IN A NON-SWITCHING MANNER; GENERATION OF NOISE BY SUCH CIRCUITS
    • H03B2200/00—Indexing scheme relating to details of oscillators covered by H03B
    • H03B2200/003—Circuit elements of oscillators
    • H03B2200/004—Circuit elements of oscillators including a variable capacitance, e.g. a varicap, a varactor or a variable capacitance of a diode or transistor

Landscapes

  • Inductance-Capacitance Distribution Constants And Capacitance-Resistance Oscillators (AREA)
TW094110004A 2004-03-31 2005-03-30 Varactor-based ring oscillator TWI278129B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US10/813,276 US7057466B2 (en) 2004-03-31 2004-03-31 Varactor-based ring oscillator

Publications (2)

Publication Number Publication Date
TW200603438A true TW200603438A (en) 2006-01-16
TWI278129B TWI278129B (en) 2007-04-01

Family

ID=34887703

Family Applications (1)

Application Number Title Priority Date Filing Date
TW094110004A TWI278129B (en) 2004-03-31 2005-03-30 Varactor-based ring oscillator

Country Status (4)

Country Link
US (1) US7057466B2 (zh)
EP (1) EP1583222A1 (zh)
CN (1) CN100517951C (zh)
TW (1) TWI278129B (zh)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7269174B2 (en) * 2003-03-28 2007-09-11 Modular Mining Systems, Inc. Dynamic wireless network
KR100635535B1 (ko) * 2004-07-22 2006-10-17 전자부품연구원 Ｉｅｅｅ 802.15.4 무선통신을 지원하는 다중대역 지그비송수신기
JPWO2007072551A1 (ja) * 2005-12-20 2009-05-28 富士通株式会社 電圧制御リングオシレータ
CN102624334A (zh) * 2012-04-13 2012-08-01 复旦大学 高功率大调谐范围的旋转行波压控振荡器
CN107612544A (zh) * 2017-09-30 2018-01-19 中国科学技术大学 一种宽带混合调谐环形压控振荡器

Family Cites Families (17)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2971165A (en) * 1958-09-12 1961-02-07 Genisco Inc Multi-phase oscillator with amplitude stabilizing means
US3416100A (en) * 1967-04-07 1968-12-10 Kruse Storke Electronics Voltage tuned oscillator with resistive and capacitive tuning diodes
US3813614A (en) * 1970-01-12 1974-05-28 Westinghouse Air Brake Co A fail-safe r-c phase shift oscillating type of level detector
US4686489A (en) * 1986-06-16 1987-08-11 Tektronix, Inc. Triggered voltage controlled oscillator using fast recovery gate
JP2930305B2 (ja) * 1988-08-18 1999-08-03 ソニー株式会社 移相型発振回路
US5012142A (en) * 1989-07-28 1991-04-30 At&T Bell Laboratories Differential controlled delay elements and skew correcting detector for delay-locked loops and the like
US5185581A (en) * 1992-03-26 1993-02-09 Northern Telecom Limited Differential amplifier and high frequency resonant circuits constructed therefrom
US5191301A (en) * 1992-05-12 1993-03-02 International Business Machines Corporation Integrated differential voltage controlled ring oscillator
US5206609A (en) * 1992-05-15 1993-04-27 Motorola, Inc. Current controlled oscillator with linear output frequency
US5239274A (en) * 1992-05-26 1993-08-24 Digital Equipment Corporation Voltage-controlled ring oscillator using complementary differential buffers for generating multiple phase signals
US5317287A (en) * 1992-07-16 1994-05-31 National Semiconductor Corporation Low-gain, range programmable, temperature compensated voltage controlled ring oscillator
US5610560A (en) * 1993-04-20 1997-03-11 Rca Thomson Licensing Corporation Oscillator with switched reactive elements
US5955929A (en) * 1996-08-27 1999-09-21 Silicon Image, Inc. Voltage-controlled oscillator resistant to supply voltage noise
US6462623B1 (en) * 1999-05-19 2002-10-08 Parthus Ireland Limited Method and apparatus for PLL with improved jitter performance
US6633202B2 (en) * 2001-04-12 2003-10-14 Gennum Corporation Precision low jitter oscillator circuit
US6842078B2 (en) * 2003-03-31 2005-01-11 Chartered Semiconductor Manufacturing Ltd. Ring oscillator with variable loading
DE10345195A1 (de) * 2003-09-29 2005-04-28 Infineon Technologies Ag Injection-Locked-Oscillator-Schaltkreis

Also Published As

Publication number Publication date
EP1583222A1 (en) 2005-10-05
US7057466B2 (en) 2006-06-06
TWI278129B (en) 2007-04-01
US20050225404A1 (en) 2005-10-13
CN1677840A (zh) 2005-10-05
CN100517951C (zh) 2009-07-22

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Legal Events

Date Code Title Description
MM4A Annulment or lapse of patent due to non-payment of fees