DE60129457D1 - Sender - Google Patents

Sender

Info

Publication number
DE60129457D1
DE60129457D1 DE60129457T DE60129457T DE60129457D1 DE 60129457 D1 DE60129457 D1 DE 60129457D1 DE 60129457 T DE60129457 T DE 60129457T DE 60129457 T DE60129457 T DE 60129457T DE 60129457 D1 DE60129457 D1 DE 60129457D1
Authority
DE
Germany
Prior art keywords
signal
conversion
frequency
transmission signal
transmitter
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 - Lifetime
Application number
DE60129457T
Other languages
English (en)
Inventor
Mats Klingberg
Scott Leyonhjelm
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Telefonaktiebolaget LM Ericsson AB
Original Assignee
Telefonaktiebolaget LM Ericsson AB
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 Telefonaktiebolaget LM Ericsson AB filed Critical Telefonaktiebolaget LM Ericsson AB
Application granted granted Critical
Publication of DE60129457D1 publication Critical patent/DE60129457D1/de
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B1/00—Details of transmission systems, not covered by a single one of groups H04B3/00 - H04B13/00; Details of transmission systems not characterised by the medium used for transmission
    • H04B1/02—Transmitters
    • H04B1/04—Circuits
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03F—AMPLIFIERS
    • H03F1/00—Details of amplifiers with only discharge tubes, only semiconductor devices or only unspecified devices as amplifying elements
    • H03F1/34—Negative-feedback-circuit arrangements with or without positive feedback
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03F—AMPLIFIERS
    • H03F3/00—Amplifiers with only discharge tubes or only semiconductor devices as amplifying elements
    • H03F3/20—Power amplifiers, e.g. Class B amplifiers, Class C amplifiers
    • H03F3/24—Power amplifiers, e.g. Class B amplifiers, Class C amplifiers of transmitter output stages
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B1/00—Details of transmission systems, not covered by a single one of groups H04B3/00 - H04B13/00; Details of transmission systems not characterised by the medium used for transmission
    • H04B1/02—Transmitters
    • H04B1/04—Circuits
    • H04B2001/0408—Circuits with power amplifiers
    • H04B2001/0433—Circuits with power amplifiers with linearisation using feedback
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B1/00—Details of transmission systems, not covered by a single one of groups H04B3/00 - H04B13/00; Details of transmission systems not characterised by the medium used for transmission
    • H04B1/02—Transmitters
    • H04B1/04—Circuits
    • H04B2001/0491—Circuits with frequency synthesizers, frequency converters or modulators
DE60129457T 2000-11-24 2001-11-07 Sender Expired - Lifetime DE60129457D1 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
SE0004330A SE519258C2 (sv) 2000-11-24 2000-11-24 Sändare
PCT/SE2001/002440 WO2002043260A1 (en) 2000-11-24 2001-11-07 A transmitter

Publications (1)

Publication Number Publication Date
DE60129457D1 true DE60129457D1 (de) 2007-08-30

Family

ID=20281966

Family Applications (1)

Application Number Title Priority Date Filing Date
DE60129457T Expired - Lifetime DE60129457D1 (de) 2000-11-24 2001-11-07 Sender

Country Status (7)

Country Link
US (1) US7065330B2 (de)
EP (1) EP1336252B1 (de)
AT (1) ATE367683T1 (de)
AU (1) AU2002214448A1 (de)
DE (1) DE60129457D1 (de)
SE (1) SE519258C2 (de)
WO (1) WO2002043260A1 (de)

Families Citing this family (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20050143025A1 (en) * 2002-06-19 2005-06-30 Masayoshi Suzuki Transmitting apparatus
JP4323968B2 (ja) * 2004-01-14 2009-09-02 株式会社日立コミュニケーションテクノロジー 無線通信装置のタイミング調整方法
US8085868B2 (en) * 2004-11-03 2011-12-27 Freescale Semiconductor, Inc. Phase modulating and combining circuit
FI20055632A0 (fi) * 2005-11-30 2005-11-30 Nokia Corp Paikallisoskillaattorin vuodon vaimentaminen radiolähettimessä
WO2008146090A1 (en) * 2007-05-25 2008-12-04 Freescale Semiconductor, Inc. Wireless communication unit, baseband module, radio frequency module, wireless terminal and computer program product
US7576665B2 (en) * 2007-11-27 2009-08-18 Amx Llc System and method for receiving analog and digital input
US8094748B2 (en) 2008-07-14 2012-01-10 Motorola Mobility, Inc. Transceiver architecture with combined smart antenna calibration and digital predistortion
CA2729395C (en) * 2010-02-02 2014-04-01 Vecima Networks Inc. Agile distortion and noise cancellation across multiple channels and ports in a catv upconverter/modulator
US8837620B2 (en) * 2011-05-03 2014-09-16 Optis Cellular Technology, Llc Adaptive multi-channel transmitter linearization system using a shared feedback receiver
CN105721036B (zh) * 2016-02-03 2019-04-16 北京邮电大学 一种mimo变频系统
TWI610566B (zh) * 2016-07-22 2018-01-01 晨星半導體股份有限公司 電視影音訊號處理電路及相關的電視訊號處理方法
CN112953868B (zh) * 2019-12-10 2022-09-09 珠海全志科技股份有限公司 预失真方法、装置、计算机设备和可读存储介质

Family Cites Families (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4700151A (en) 1985-03-20 1987-10-13 Nec Corporation Modulation system capable of improving a transmission system
GB9320078D0 (en) * 1993-09-29 1993-11-17 Linear Modulation Tech Cartesian amplifier power control and related applications
JPH08316756A (ja) * 1995-05-22 1996-11-29 Saitama Nippon Denki Kk 送信出力制御方式
US5732333A (en) * 1996-02-14 1998-03-24 Glenayre Electronics, Inc. Linear transmitter using predistortion
US5937011A (en) * 1996-03-26 1999-08-10 Airnet Communications Corp. Multi-carrier high power amplifier using digital pre-distortion
US5974302A (en) 1997-03-24 1999-10-26 Lucent Technologies Inc. Dual band cellular/PCS transceiver
US6072364A (en) 1997-06-17 2000-06-06 Amplix Adaptive digital predistortion for power amplifiers with real time modeling of memoryless complex gains
US6029052A (en) 1997-07-01 2000-02-22 Telefonaktiebolaget Lm Ericsson Multiple-mode direct conversion receiver
GB9811381D0 (en) * 1998-05-27 1998-07-22 Nokia Mobile Phones Ltd Predistortion control for power reduction
JP2000138602A (ja) * 1998-10-30 2000-05-16 Hewlett Packard Japan Ltd アップ／ダウン・コンバータ
KR100398664B1 (ko) * 2001-02-21 2003-09-19 주식회사 쏠리테크 중간주파수 대역 사전왜곡에 의한 전력 증폭기 선형화 장치

Also Published As

Publication number Publication date
WO2002043260A1 (en) 2002-05-30
US7065330B2 (en) 2006-06-20
SE0004330D0 (sv) 2000-11-24
ATE367683T1 (de) 2007-08-15
US20040029542A1 (en) 2004-02-12
SE0004330L (sv) 2002-05-25
EP1336252B1 (de) 2007-07-18
SE519258C2 (sv) 2003-02-04
EP1336252A1 (de) 2003-08-20
AU2002214448A1 (en) 2002-06-03

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Legal Events

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8332 No legal effect for de