TW200629709A - Oscillator and communication device - Google Patents

Oscillator and communication device

Info

Publication number
TW200629709A
TW200629709A TW094136698A TW94136698A TW200629709A TW 200629709 A TW200629709 A TW 200629709A TW 094136698 A TW094136698 A TW 094136698A TW 94136698 A TW94136698 A TW 94136698A TW 200629709 A TW200629709 A TW 200629709A
Authority
TW
Taiwan
Prior art keywords
transistor
coupling
oscillator
serially provided
collector terminal
Prior art date
Application number
TW094136698A
Other languages
English (en)
Other versions
TWI290416B (en
Inventor
O Adan Alberto
Original Assignee
Sharp Kk
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 Sharp Kk filed Critical Sharp Kk
Publication of TW200629709A publication Critical patent/TW200629709A/zh
Application granted granted Critical
Publication of TWI290416B publication Critical patent/TWI290416B/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
    • 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
    • H03B5/00—Generation of oscillations using amplifier with regenerative feedback from output to input
    • H03B5/08—Generation of oscillations using amplifier with regenerative feedback from output to input with frequency-determining element comprising lumped inductance and capacitance
    • H03B5/12—Generation of oscillations using amplifier with regenerative feedback from output to input with frequency-determining element comprising lumped inductance and capacitance active element in amplifier being semiconductor device
    • H03B5/1206—Generation of oscillations using amplifier with regenerative feedback from output to input with frequency-determining element comprising lumped inductance and capacitance active element in amplifier being semiconductor device using multiple transistors for amplification
    • H03B5/1212—Generation of oscillations using amplifier with regenerative feedback from output to input with frequency-determining element comprising lumped inductance and capacitance active element in amplifier being semiconductor device using multiple transistors for amplification the amplifier comprising a pair of transistors, wherein an output terminal of each being connected to an input terminal of the other, e.g. a cross coupled pair
    • H03B5/1215—Generation of oscillations using amplifier with regenerative feedback from output to input with frequency-determining element comprising lumped inductance and capacitance active element in amplifier being semiconductor device using multiple transistors for amplification the amplifier comprising a pair of transistors, wherein an output terminal of each being connected to an input terminal of the other, e.g. a cross coupled pair the current source or degeneration circuit being in common to both transistors of the pair, e.g. a cross-coupled long-tailed pair
    • 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
    • H03B5/08—Generation of oscillations using amplifier with regenerative feedback from output to input with frequency-determining element comprising lumped inductance and capacitance
    • H03B5/12—Generation of oscillations using amplifier with regenerative feedback from output to input with frequency-determining element comprising lumped inductance and capacitance active element in amplifier being semiconductor device
    • H03B5/1231—Generation of oscillations using amplifier with regenerative feedback from output to input with frequency-determining element comprising lumped inductance and capacitance active element in amplifier being semiconductor device the amplifier comprising one or more bipolar transistors
    • 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
    • H03B5/08—Generation of oscillations using amplifier with regenerative feedback from output to input with frequency-determining element comprising lumped inductance and capacitance
    • H03B5/12—Generation of oscillations using amplifier with regenerative feedback from output to input with frequency-determining element comprising lumped inductance and capacitance active element in amplifier being semiconductor device
    • H03B5/1237—Generation of oscillations using amplifier with regenerative feedback from output to input with frequency-determining element comprising lumped inductance and capacitance active element in amplifier being semiconductor device comprising means for varying the frequency of the generator
    • H03B5/124—Generation of oscillations using amplifier with regenerative feedback from output to input with frequency-determining element comprising lumped inductance and capacitance active element in amplifier being semiconductor device comprising means for varying the frequency of the generator the means comprising a voltage dependent capacitance
    • H03B5/1243—Generation of oscillations using amplifier with regenerative feedback from output to input with frequency-determining element comprising lumped inductance and capacitance active element in amplifier being semiconductor device comprising means for varying the frequency of the generator the means comprising a voltage dependent capacitance the means comprising voltage variable capacitance diodes
    • 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
    • H03B5/08—Generation of oscillations using amplifier with regenerative feedback from output to input with frequency-determining element comprising lumped inductance and capacitance
    • H03B5/12—Generation of oscillations using amplifier with regenerative feedback from output to input with frequency-determining element comprising lumped inductance and capacitance active element in amplifier being semiconductor device
    • H03B5/1237—Generation of oscillations using amplifier with regenerative feedback from output to input with frequency-determining element comprising lumped inductance and capacitance active element in amplifier being semiconductor device comprising means for varying the frequency of the generator
    • H03B5/1271—Generation of oscillations using amplifier with regenerative feedback from output to input with frequency-determining element comprising lumped inductance and capacitance active element in amplifier being semiconductor device comprising means for varying the frequency of the generator the frequency being controlled by a control current, i.e. current controlled oscillators
    • 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
    • H03B5/08—Generation of oscillations using amplifier with regenerative feedback from output to input with frequency-determining element comprising lumped inductance and capacitance
    • H03B5/12—Generation of oscillations using amplifier with regenerative feedback from output to input with frequency-determining element comprising lumped inductance and capacitance active element in amplifier being semiconductor device
    • H03B5/1296—Generation of oscillations using amplifier with regenerative feedback from output to input with frequency-determining element comprising lumped inductance and capacitance active element in amplifier being semiconductor device the feedback circuit comprising a transformer

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Inductance-Capacitance Distribution Constants And Capacitance-Resistance Oscillators (AREA)
TW094136698A 2004-10-21 2005-10-20 Oscillator and communication device TWI290416B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2004307203A JP3954059B2 (ja) 2004-10-21 2004-10-21 発振器、通信装置

Publications (2)

Publication Number Publication Date
TW200629709A true TW200629709A (en) 2006-08-16
TWI290416B TWI290416B (en) 2007-11-21

Family

ID=36315737

Family Applications (1)

Application Number Title Priority Date Filing Date
TW094136698A TWI290416B (en) 2004-10-21 2005-10-20 Oscillator and communication device

Country Status (4)

Country Link
US (1) US7239209B2 (zh)
JP (1) JP3954059B2 (zh)
CN (1) CN100479323C (zh)
TW (1) TWI290416B (zh)

Families Citing this family (41)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102004058300B4 (de) * 2004-12-02 2016-09-15 Austriamicrosystems Ag Schaltungsanordnung zur Erzeugung eines komplexen Signals und Verwendung in einem Hochfrequenz-Sender oder -Empfänger
EP1833171B1 (fr) * 2006-03-09 2010-06-09 The Swatch Group Research and Development Ltd. Dispositif de réception et/ou d'émission de signaux radiofréquences à réduction du bruit
TW200822528A (en) * 2006-11-07 2008-05-16 Univ Nat Taiwan Science Tech Multi-phase voltage-control osillator
JP4869029B2 (ja) * 2006-11-09 2012-02-01 株式会社日立製作所 コイル装置及びそれを用いた磁気共鳴検査装置
US7902930B2 (en) * 2006-12-05 2011-03-08 Electronics And Telecommunications Research Institute Colpitts quadrature voltage controlled oscillator
GB2445776B (en) * 2007-01-17 2009-08-19 Motorola Inc Wireless communication unit, linearised transmitter circuit and method of linearising therein
US8175553B2 (en) * 2007-01-17 2012-05-08 Motorola Solutions, Inc. Wireless communication unit, linearised transmitter circuit and method of linearising therein
US8615205B2 (en) * 2007-12-18 2013-12-24 Qualcomm Incorporated I-Q mismatch calibration and method
KR100952424B1 (ko) * 2008-02-21 2010-04-14 한국전자통신연구원 트랜스포머의 커플링을 이용한 차동 전압 제어 발진기 및직교 전압 제어 발진기
US8970272B2 (en) * 2008-05-15 2015-03-03 Qualcomm Incorporated High-speed low-power latches
US8712357B2 (en) * 2008-11-13 2014-04-29 Qualcomm Incorporated LO generation with deskewed input oscillator signal
US8718574B2 (en) 2008-11-25 2014-05-06 Qualcomm Incorporated Duty cycle adjustment for a local oscillator signal
JP5171603B2 (ja) * 2008-12-25 2013-03-27 株式会社東芝 Ｐｌｌ回路、及び無線機
JP2010219769A (ja) * 2009-03-16 2010-09-30 Toshiba Corp 発振回路及び、その発振回路を用いた無線機
US8736392B2 (en) * 2009-03-18 2014-05-27 Qualcomm Incorporated Transformer-based CMOS oscillators
US8159308B1 (en) * 2009-04-20 2012-04-17 Marvell International Ltd. Low power voltage controlled oscillator (VCO)
US8058938B2 (en) * 2009-04-30 2011-11-15 Project Ft, Inc. Voltage controlled oscillator
US8847638B2 (en) * 2009-07-02 2014-09-30 Qualcomm Incorporated High speed divide-by-two circuit
US8791740B2 (en) * 2009-07-16 2014-07-29 Qualcomm Incorporated Systems and methods for reducing average current consumption in a local oscillator path
JP4922369B2 (ja) * 2009-08-28 2012-04-25 株式会社東芝 電圧制御発振器
US9268091B2 (en) * 2010-02-18 2016-02-23 Corning Cable Systems Llc Methods for laser processing arrayed optical fibers along with splicing connectors
US20120038429A1 (en) * 2010-08-13 2012-02-16 International Business Machines Corporation Oscillator Circuits Including Graphene FET
FR2965426B1 (fr) * 2010-09-24 2013-06-28 Patrick Magajna Oscillateur controle par la phase.
US8294528B2 (en) * 2010-12-28 2012-10-23 Qualcomm Incorporated Wideband multi-mode VCO
US8854098B2 (en) 2011-01-21 2014-10-07 Qualcomm Incorporated System for I-Q phase mismatch detection and correction
JP5912598B2 (ja) * 2011-03-24 2016-04-27 日本電波工業株式会社 電圧制御発振回路及び水晶発振器
US8258887B1 (en) * 2011-04-25 2012-09-04 Fujitsu Limited Delay-coupled LCVCO
US9154077B2 (en) 2012-04-12 2015-10-06 Qualcomm Incorporated Compact high frequency divider
CN103236821B (zh) * 2013-04-26 2015-12-02 中国科学技术大学 一种基于可调负阻结构的多模多通道混频器
CN104052404B (zh) * 2014-06-10 2017-02-15 北京大学 一种低相位噪声电感电容压控振荡器
US9543916B2 (en) 2014-06-19 2017-01-10 Project Ft, Inc. Active device which has a high breakdown voltage, is memory-less, traps even harmonic signals and circuits used therewith
CN105577118B (zh) * 2014-11-03 2019-05-21 联咏科技股份有限公司 振荡器、时脉产生器以及时脉信号的产生方法
US9444400B2 (en) 2015-01-09 2016-09-13 Qualcomm Incorporated System and method for dynamically biasing oscillators for optimum phase noise
US9379663B1 (en) * 2015-03-23 2016-06-28 Xilinx, Inc. LC oscillator circuit with wide tuning range
US9425739B1 (en) * 2015-06-05 2016-08-23 Texas Instruments Incorporated Tunable quadrature oscillator
JP6615406B2 (ja) * 2017-03-10 2019-12-04 三菱電機株式会社 Ｉｑ信号源
US10396712B2 (en) * 2017-11-29 2019-08-27 National Chung Shan Institute Of Science And Technology Transformer feed-back quadrature voltage controlled oscillator for correcting dynamic phase error and communication apparatus using the same
KR102459225B1 (ko) 2018-10-15 2022-10-27 한국전자통신연구원 푸쉬 풀 동작을 수행하는 전자 회로 및 그것을 포함하는 발진기
CN110912399B (zh) * 2019-12-11 2021-09-07 国网山东省电力公司济南供电公司 一种温度传感器时域供电系统
US11621670B1 (en) * 2022-04-28 2023-04-04 Stmicroelectronics S.R.L. Capacitively-coupled stacked class-d oscillators for galvanic isolation
US11901863B2 (en) 2022-04-28 2024-02-13 Stmicroelectronics S.R.L. Capacitively-coupled stacked class-D oscillators for galvanic isolation

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5912596A (en) 1998-01-26 1999-06-15 International Business Machines Corporation Apparatus and method for frequency tuning an LC oscillator in a integrated clock circuit
US7555263B1 (en) 1999-10-21 2009-06-30 Broadcom Corporation Adaptive radio transceiver
US6456167B1 (en) 2000-07-13 2002-09-24 Industrial Technology Research Institute Quadrature oscillator
JP2002208819A (ja) 2001-01-05 2002-07-26 Tdk Corp 発振回路
JP4669130B2 (ja) * 2001-01-10 2011-04-13 川崎マイクロエレクトロニクス株式会社 発振装置
WO2002061937A1 (en) 2001-02-01 2002-08-08 Koninklijke Philips Electronics N.V. Quadrature coupled controllable oscillator and communication arrangement
SE0102421D0 (sv) * 2001-07-05 2001-07-05 Ericsson Telefon Ab L M Oscillator
US6639481B1 (en) 2002-08-20 2003-10-28 Intel Corporation Transformer coupled quadrature tuned oscillator

Also Published As

Publication number Publication date
CN1764060A (zh) 2006-04-26
JP2006121435A (ja) 2006-05-11
US7239209B2 (en) 2007-07-03
CN100479323C (zh) 2009-04-15
US20060097801A1 (en) 2006-05-11
TWI290416B (en) 2007-11-21
JP3954059B2 (ja) 2007-08-08

Similar Documents

Publication Publication Date Title
TW200629709A (en) Oscillator and communication device
WO2006016954A3 (en) Output driver circuit with reduced rf noise, reduced power consumption, and reduced load capacitance susceptibility
DK1688016T3 (da) Sende-modtageomskiftning i trådlöse höreapparater
WO2008027933A3 (en) Low noise amplifier with embedded filter and related wireless communication unit
EP1696699A3 (en) IC chip type hearing aid module for mobile communication terminal
WO2006058036A3 (en) Call transfer to proximate devices
GB2361606B (en) Mobile communication device
WO2007009465A3 (en) Programmable microphone
ATE448606T1 (de) Resonanzfrequenz-verschiebungsaufhebung in drahtlosen höhrgeräten
TW200614705A (en) Signal transmission circuit
CA2442269A1 (en) Communication relay device
TW200703180A (en) Driving circuit and display device
TW200713809A (en) Surge absorption circuit
TW200735545A (en) Wireless communication module capable of switching an internal antenna module and an external antenna module
Lazaro et al. A Nonresonant Self-Synchronizing Inductively Coupled 0.18-$\mu $ m CMOS Power Receiver and Charger
TW200516942A (en) Communication device
ATE364296T1 (de) Integrierte schaltung für einen mobilen fernsehempfänger
DE60207546D1 (de) Antennenschnittstelleneinheit
ATE412309T1 (de) Drahtlose türsprechanlage
TW200746389A (en) Embedded capacitor device having a common coupling area
WO2004025929A3 (en) Cellular radio telephone
TW200707900A (en) Reference voltage generating circuit
TW200746634A (en) Semiconductor integrated circuit
TW200503516A (en) Electronic device, SIM card socket and its manufacturing method
TW200709128A (en) Charge pump

Legal Events

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