DE69635260D1 - Zweibandfunkempfänger - Google Patents

Zweibandfunkempfänger

Info

Publication number
DE69635260D1
DE69635260D1 DE69635260T DE69635260T DE69635260D1 DE 69635260 D1 DE69635260 D1 DE 69635260D1 DE 69635260 T DE69635260 T DE 69635260T DE 69635260 T DE69635260 T DE 69635260T DE 69635260 D1 DE69635260 D1 DE 69635260D1
Authority
DE
Germany
Prior art keywords
radio receiver
band radio
band
receiver
radio
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
DE69635260T
Other languages
English (en)
Other versions
DE69635260T2 (de
Inventor
Robert Donald Plowdrey
Robert Carl Beier
Yao Hsien Kuo
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.)
Ford Motor Co
Original Assignee
Ford Motor Co
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 Ford Motor Co filed Critical Ford Motor Co
Publication of DE69635260D1 publication Critical patent/DE69635260D1/de
Application granted granted Critical
Publication of DE69635260T2 publication Critical patent/DE69635260T2/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
    • H04B1/005—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 adapting radio receivers, transmitters andtransceivers for operation on two or more bands, i.e. frequency ranges
    • H04B1/0067—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 adapting radio receivers, transmitters andtransceivers for operation on two or more bands, i.e. frequency ranges with one or more circuit blocks in common for different bands
    • H04B1/0082—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 adapting radio receivers, transmitters andtransceivers for operation on two or more bands, i.e. frequency ranges with one or more circuit blocks in common for different bands with a common local oscillator for more than one band
    • H04B1/0089—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 adapting radio receivers, transmitters andtransceivers for operation on two or more bands, i.e. frequency ranges with one or more circuit blocks in common for different bands with a common local oscillator for more than one band using a first intermediate frequency higher that the highest of any band received
    • H04B1/0092—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 adapting radio receivers, transmitters andtransceivers for operation on two or more bands, i.e. frequency ranges with one or more circuit blocks in common for different bands with a common local oscillator for more than one band using a first intermediate frequency higher that the highest of any band received using a wideband front end
    • 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
    • H04B1/005—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 adapting radio receivers, transmitters andtransceivers for operation on two or more bands, i.e. frequency ranges
    • 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
    • H04B1/06—Receivers
    • H04B1/16—Circuits
    • H04B1/26—Circuits for superheterodyne receivers

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Superheterodyne Receivers (AREA)
  • Circuits Of Receivers In General (AREA)
DE69635260T 1995-11-06 1996-10-31 Zweibandfunkempfänger Expired - Lifetime DE69635260T2 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US08/554,335 US5742897A (en) 1995-11-06 1995-11-06 Matching transformer for dual-band radio receiver
US554335 1995-11-06

Publications (2)

Publication Number Publication Date
DE69635260D1 true DE69635260D1 (de) 2005-11-17
DE69635260T2 DE69635260T2 (de) 2006-05-24

Family

ID=24212961

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69635260T Expired - Lifetime DE69635260T2 (de) 1995-11-06 1996-10-31 Zweibandfunkempfänger

Country Status (3)

Country Link
US (1) US5742897A (de)
EP (1) EP0772304B1 (de)
DE (1) DE69635260T2 (de)

Families Citing this family (20)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5812942A (en) * 1996-09-24 1998-09-22 Motorola, Inc. Balanced differential radio receiver and method of operation
EP1058969B1 (de) * 1998-02-26 2002-08-07 Siemens Aktiengesellschaft Empfängereingangsschaltung
GB2338853B (en) 1998-06-18 2002-11-06 Ericsson Telefon Ab L M Radio receiver
US6205309B1 (en) * 1999-10-18 2001-03-20 Aetas Technology Corporation AC corona charging arrangement with current—limiting capacitor
US6738612B1 (en) * 2000-04-06 2004-05-18 International Business Machines Corporation Image trap filter
US6850747B1 (en) * 2000-06-30 2005-02-01 International Business Machines Corporation Image trap filter
US6985698B2 (en) 2001-11-14 2006-01-10 Koninklijke Philips Electronics N.V. Impedeance matching circuit for a multi-band radio frequency device
US20030114129A1 (en) * 2001-12-17 2003-06-19 Jerng Albert C. System and method for a radio frequency receiver front end utilizing a balun to couple a low-noise amplifier to a mixer
US6810241B1 (en) * 2002-01-30 2004-10-26 Northrop Grumman Corporation Microwave diode mixer
US7020452B1 (en) * 2003-04-29 2006-03-28 Sirenza Microdevices, Inc. Actively matched center-tapped marchand balanced mixer
TWI345369B (en) * 2004-01-28 2011-07-11 Mediatek Inc High dynamic range time-varying integrated receiver for elimination of off-chip filters
US7680477B2 (en) 2004-09-03 2010-03-16 Texas Instruments Incorporated Integrated radio frequency filters for multiband transceivers
US8095082B2 (en) 2007-10-10 2012-01-10 Qualcomm, Incorporated Dual band radio frequency transmitter
US8493126B2 (en) * 2010-07-15 2013-07-23 Qualcomm Incorporated Wideband balun having a single primary and multiple secondaries
US8933858B2 (en) 2012-08-09 2015-01-13 Qualcomm Incorporated Front end parallel resonant switch
US9608574B2 (en) * 2012-11-19 2017-03-28 Qualcomm Incorporated Port isolation in shared transformers
CN105453419B (zh) * 2013-03-15 2020-06-30 多康公司 具有固有频率解调能力的频率选择性对数放大器
US8929945B1 (en) * 2013-07-18 2015-01-06 Mstar Semiconductor, Inc. Transceivers with a transformer supporting multiband operation
US9876437B2 (en) 2014-09-26 2018-01-23 Lenovo Enterprise Solutions (Singapore) Pte. Ltd. Interleaved transformer/inductor
US11631523B2 (en) 2020-11-20 2023-04-18 Analog Devices International Unlimited Company Symmetric split planar transformer

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2159944A (en) * 1926-09-02 1939-05-23 Rca Corp Coupling arrangement for amplifiers and repeaters
US2236982A (en) * 1938-10-13 1941-04-01 Gen Electric Coupling device
US3497811A (en) * 1967-09-25 1970-02-24 Zenith Radio Corp Intermediate-frequency coupling circuit
US3747026A (en) * 1971-11-02 1973-07-17 Nautical Electronics Labor Ltd Two input combiner having useful and dummy load outputs
US3987448A (en) * 1975-05-08 1976-10-19 Lawrence Peska Associates, Inc. AM/FM antenna system
US4051475A (en) * 1976-07-21 1977-09-27 The United States Ofamerica As Represented By The Secretary Of The Army Radio receiver isolation system
US4228544A (en) * 1978-01-19 1980-10-14 Guyton James H Antenna system using antenna base impedance transforming means
US4556856A (en) * 1984-09-18 1985-12-03 Rca Corporation Planar, lumped element, matched N-way power divider
JPH0767050B2 (ja) * 1989-10-11 1995-07-19 株式会社東芝 周波数変換回路

Also Published As

Publication number Publication date
EP0772304A2 (de) 1997-05-07
EP0772304A3 (de) 1999-11-17
DE69635260T2 (de) 2006-05-24
EP0772304B1 (de) 2005-10-12
US5742897A (en) 1998-04-21

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition