CA1035428A - Recepteur multibande utilisant un seul oscillateur local - Google Patents

Recepteur multibande utilisant un seul oscillateur local

Info

Publication number
CA1035428A
CA1035428A CA216,278A CA216278A CA1035428A CA 1035428 A CA1035428 A CA 1035428A CA 216278 A CA216278 A CA 216278A CA 1035428 A CA1035428 A CA 1035428A
Authority
CA
Canada
Prior art keywords
bandswitched
frequency band
local oscillator
multiple frequency
band receiver
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
Application number
CA216,278A
Other languages
English (en)
Other versions
CA216278S (en
Inventor
Norman C. Gittinger
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.)
General Electric Co
Original Assignee
General Electric 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 General Electric Co filed Critical General Electric Co
Application granted granted Critical
Publication of CA1035428A publication Critical patent/CA1035428A/fr
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N7/00—Television systems
    • H04N7/10—Adaptations for transmission by electrical cable
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03D—DEMODULATION OR TRANSFERENCE OF MODULATION FROM ONE CARRIER TO ANOTHER
    • H03D7/00—Transference of modulation from one carrier to another, e.g. frequency-changing
    • H03D7/16—Multiple-frequency-changing
    • H03D7/161—Multiple-frequency-changing all the frequency changers being connected in cascade
    • H03D7/163—Multiple-frequency-changing all the frequency changers being connected in cascade the local oscillations of at least two of the frequency changers being derived from a single oscillator
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03J—TUNING RESONANT CIRCUITS; SELECTING RESONANT CIRCUITS
    • H03J5/00—Discontinuous tuning; Selecting predetermined frequencies; Selecting frequency bands with or without continuous tuning in one or more of the bands, e.g. push-button tuning, turret tuner
    • H03J5/24—Discontinuous tuning; Selecting predetermined frequencies; Selecting frequency bands with or without continuous tuning in one or more of the bands, e.g. push-button tuning, turret tuner with a number of separate pretuned tuning circuits or separate tuning elements selectively brought into circuit, e.g. for waveband selection or for television channel selection
    • H03J5/242—Discontinuous tuning; Selecting predetermined frequencies; Selecting frequency bands with or without continuous tuning in one or more of the bands, e.g. push-button tuning, turret tuner with a number of separate pretuned tuning circuits or separate tuning elements selectively brought into circuit, e.g. for waveband selection or for television channel selection used exclusively for band selection
    • 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
    • H03B19/00—Generation of oscillations by non-regenerative frequency multiplication or division of a signal from a separate source

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Superheterodyne Receivers (AREA)
CA216,278A 1973-12-26 1974-12-16 Recepteur multibande utilisant un seul oscillateur local Expired CA1035428A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US05/428,074 US3931578A (en) 1973-12-26 1973-12-26 Multiple frequency band receiver tuner system using single, non-bandswitched local oscillator

Publications (1)

Publication Number Publication Date
CA1035428A true CA1035428A (fr) 1978-07-25

Family

ID=23697444

Family Applications (1)

Application Number Title Priority Date Filing Date
CA216,278A Expired CA1035428A (fr) 1973-12-26 1974-12-16 Recepteur multibande utilisant un seul oscillateur local

Country Status (2)

Country Link
US (1) US3931578A (fr)
CA (1) CA1035428A (fr)

Families Citing this family (39)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4114103A (en) * 1974-03-14 1978-09-12 Masco Corporation Of Indiana Crystalless scanning radio receiver
US4179662A (en) * 1974-03-14 1979-12-18 Masco Corporation Of Indiana Multiband scanning radio receiver using frequency synthesizer
JPS50135912A (fr) * 1974-03-30 1975-10-28
JPS5826699B2 (ja) * 1975-11-13 1983-06-04 ソニー株式会社 チユ−ナ
DE2612720C2 (de) * 1976-03-25 1977-09-29 Siemens AG, 1000 Berlin und 8000 München Abstimmbarer, selektiver Überlagerungsempfänger
US4118679A (en) * 1977-05-23 1978-10-03 General Instrument Corporation VHF, UHF and superband tuner with automatic switching
US4271529A (en) * 1980-03-20 1981-06-02 Zenith Radio Corporation Tunable resonant circuits for a multi-band VHF/UHF/CATV tuner
US4429418A (en) 1980-07-11 1984-01-31 Microdyne Corporation Frequency agile satellite receiver
US4419768A (en) * 1980-09-30 1983-12-06 Matsushita Electric Industrial Company, Limited Wideband tuner for VHF, CATV and UHF television signals
US4408348A (en) * 1981-08-19 1983-10-04 Rca Corporation Multiband tuning system for a television receiver
US4633513A (en) * 1984-05-31 1986-12-30 Berko Technology Corporation Method and apparatus for converting television signals
GB9115350D0 (en) * 1991-07-16 1991-08-28 Navstar Ltd A radio receiver
JPH0583153A (ja) * 1991-09-19 1993-04-02 Toshiba Corp 広帯域同調回路
US5630214A (en) * 1992-05-13 1997-05-13 Hitachi, Ltd. Wide-band receiving apparatus with local oscillating circuit
GB9501243D0 (en) * 1995-01-23 1995-03-15 Rca Thomson Licensing Corp Local oscillator using digital handswitching
JPH09294088A (ja) * 1996-04-26 1997-11-11 Toshiba Corp チューナ回路
JP2002118795A (ja) * 2000-10-05 2002-04-19 Alps Electric Co Ltd テレビジョン信号受信チューナー
EP1386395A1 (fr) * 2001-04-27 2004-02-04 Koninklijke Philips Electronics N.V. Commutation pour bande passante uhf
US7327406B2 (en) * 2001-10-16 2008-02-05 Rfstream Corporation Methods and apparatus for implementing a receiver on a monolithic integrated circuit
US20050143031A1 (en) * 2002-02-06 2005-06-30 Oswald Moonen Multi-band receiver
US7199844B2 (en) * 2002-05-28 2007-04-03 Rfstream Corporation Quadratic nyquist slope filter
WO2003103131A2 (fr) * 2002-05-29 2003-12-11 Ukom, Inc. Filtre quadratique de réjection d'image
JP2005535160A (ja) * 2002-05-29 2005-11-17 株式会社ＲｆＳｔｒｅａｍ 逐次近似を使用する同調方法および装置
EP1514345A2 (fr) * 2002-06-05 2005-03-16 Rfstream Corporation Demodulation video quadratique a filtre de nyquist passe-bas
GB0219765D0 (en) * 2002-08-24 2002-10-02 Bolton Francis E K Augten
CN100379157C (zh) * 2003-06-24 2008-04-02 松下电器产业株式会社 高频接收装置、其使用的集成电路和电视接收机
US6940365B2 (en) * 2003-07-18 2005-09-06 Rfstream Corporation Methods and apparatus for an improved discrete LC filter
US20050208964A1 (en) * 2004-03-18 2005-09-22 Earls Jeffrey D Use of a preselection filter bank and switched local oscillator counter in an instrumentation receiver
US7376399B2 (en) * 2004-06-30 2008-05-20 Silicon Laboratories Inc. Weighted mixing circuitry for quadrature processing in communication systems
US7835706B2 (en) * 2004-06-30 2010-11-16 Silicon Laboratories, Inc. Local oscillator (LO) port linearization for communication system with ratiometric transmit path architecture
US7272374B2 (en) * 2004-06-30 2007-09-18 Silicon Laboratories Inc. Dynamic selection of local oscillator signal injection for image rejection in integrated receivers
US7376396B2 (en) * 2004-06-30 2008-05-20 Silicon Laboratories Inc. Ratiometric transmit path architecture for communication systems
US7272373B2 (en) * 2004-06-30 2007-09-18 Silacon Laboratories Inc. Ratiometric clock systems for integrated receivers and associated methods
US7272375B2 (en) * 2004-06-30 2007-09-18 Silicon Laboratories Inc. Integrated low-IF terrestrial audio broadcast receiver and associated method
CN101138153A (zh) * 2005-03-11 2008-03-05 Rf信息公司 射频电感-电容滤波器电路拓扑
US7358795B2 (en) * 2005-03-11 2008-04-15 Rfstream Corporation MOSFET temperature compensation current source
US20070178863A1 (en) * 2006-01-27 2007-08-02 Tuttle G Tyson AM/FM tuner saw filter-less architecture using AM frequency band up-conversion
JP2013219717A (ja) * 2012-04-12 2013-10-24 Sony Corp 信号処理装置、及び、信号処理方法
US10498375B1 (en) * 2018-07-11 2019-12-03 Rohde & Schwarz Gmbh & Co. Kg Portable RF receiver module and portable antenna arrangement

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2902598A (en) * 1953-03-31 1959-09-01 Radion Corp Double conversion multi-band tuning unit
US3264566A (en) * 1962-07-13 1966-08-02 Gen Instrument Corp Electronic switching of tuned circuits

Also Published As

Publication number Publication date
US3931578A (en) 1976-01-06

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