JPH04505237A - - Google Patents

Info

Publication number
JPH04505237A
JPH04505237A JP50570990A JP50570990A JPH04505237A JP H04505237 A JPH04505237 A JP H04505237A JP 50570990 A JP50570990 A JP 50570990A JP 50570990 A JP50570990 A JP 50570990A JP H04505237 A JPH04505237 A JP H04505237A
Authority
JP
Japan
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.)
Pending
Application number
JP50570990A
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
Priority to US07/329,543 priority Critical patent/US5012235A/en
Priority to US07/381,483 priority patent/US5077834A/en
Priority to US07/381,527 priority patent/US5052049A/en
Application filed filed Critical
Publication of JPH04505237A publication Critical patent/JPH04505237A/ja
Pending legal-status Critical Current

Links

Classifications

    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04WWIRELESS COMMUNICATION NETWORKS
    • H04W88/00Devices specially adapted for wireless communication networks, e.g. terminals, base stations or access point devices
    • H04W88/02Terminal devices
    • H04W88/022Selective call receivers
    • HELECTRICITY
    • H03BASIC ELECTRONIC CIRCUITRY
    • H03JTUNING RESONANT CIRCUITS; SELECTING RESONANT CIRCUITS
    • H03J7/00Automatic frequency control; Automatic scanning over a band of frequencies
    • H03J7/02Automatic frequency control
    • H03J7/04Automatic frequency control where the frequency control is accomplished by varying the electrical characteristics of a non-mechanically adjustable element or where the nature of the frequency controlling element is not significant
    • H03J7/08Automatic frequency control where the frequency control is accomplished by varying the electrical characteristics of a non-mechanically adjustable element or where the nature of the frequency controlling element is not significant using varactors, i.e. voltage variable reactive diodes
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04BTRANSMISSION
    • H04B1/00Details 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
    • H04B1/06Receivers
    • H04B1/16Circuits
    • H04B1/18Input circuits, e.g. for coupling to an antenna or a transmission line
JP50570990A 1987-10-20 1990-03-26 Pending JPH04505237A (en)

Priority Applications (3)

Application Number Priority Date Filing Date Title
US07/329,543 US5012235A (en) 1987-10-20 1989-03-28 Paging receiver with continuously tunable antenna and RF amplifier
US07/381,483 US5077834A (en) 1989-03-28 1989-07-18 Paging receiver with continuously tunable antenna and RF amplifier
US07/381,527 US5052049A (en) 1987-10-20 1989-07-18 Paging receiver with continuously tunable antenna

Publications (1)

Publication Number Publication Date
JPH04505237A true JPH04505237A (en) 1992-09-10

Family

ID=27406670

Family Applications (1)

Application Number Title Priority Date Filing Date
JP50570990A Pending JPH04505237A (en) 1987-10-20 1990-03-26

Country Status (5)

Country Link
EP (1) EP0469001A4 (en)
JP (1) JPH04505237A (en)
AU (1) AU5406290A (en)
CA (1) CA2049969A1 (en)
WO (1) WO1990011653A1 (en)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2007274674A (en) * 2006-03-07 2007-10-18 Hitachi Cable Ltd Tunable receiving apparatus with automatic frequency correction function
JP2008245182A (en) * 2007-03-29 2008-10-09 Hitachi Cable Ltd Tunable receiving apparatus with automatic frequency correction function
US8073415B2 (en) 2006-03-07 2011-12-06 Hitachi Cable, Ltd. Tunable receiving apparatus and method therefor

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2679084B1 (en) * 1991-07-12 1994-12-09 Telediffusion Fse Hf receiver of digital information ferrite core antenna.
US5871480A (en) * 1991-10-29 1999-02-16 Thermolase Corporation Hair removal using photosensitizer and laser
US6162211A (en) * 1996-12-05 2000-12-19 Thermolase Corporation Skin enhancement using laser light

Family Cites Families (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4155040A (en) * 1977-07-27 1979-05-15 Rockwell International Corporation Frequency programmable RF communications
JPS624898B2 (en) * 1978-01-30 1987-02-02 Sony Corp
US4291414A (en) * 1979-05-02 1981-09-22 Nippon Gakki Seizo Kabushiki Kaisha Radio receiver operable in station search mode or station select mode
JPS56110331A (en) * 1980-02-05 1981-09-01 General Denshi Kogyo Kk Automatic tracking compensation circuit for electronic tuner
JPH0438167B2 (en) * 1984-09-26 1992-06-23 Nippon Electric Co
JPS61135235A (en) * 1984-12-05 1986-06-23 Fujitsu Ltd Antenna system
US4704734A (en) * 1986-02-18 1987-11-03 Motorola, Inc. Method and apparatus for signal strength measurement and antenna selection in cellular radiotelephone systems
US4868885A (en) * 1986-05-05 1989-09-19 General Electric Company Apparatus and method for high-speed determination of received RF signal strength indicator
US4723302A (en) * 1986-08-05 1988-02-02 A. C. Nielsen Company Method and apparatus for determining channel reception of a receiver
DE3785675D1 (en) * 1987-01-02 1993-06-03 Motorola Inc Device for tuning an antenna for personal communication systems.
WO1988005214A1 (en) * 1987-01-02 1988-07-14 Motorola, Inc. Automatic antenna tuning system for portable communication devices

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2007274674A (en) * 2006-03-07 2007-10-18 Hitachi Cable Ltd Tunable receiving apparatus with automatic frequency correction function
US8073415B2 (en) 2006-03-07 2011-12-06 Hitachi Cable, Ltd. Tunable receiving apparatus and method therefor
JP2008245182A (en) * 2007-03-29 2008-10-09 Hitachi Cable Ltd Tunable receiving apparatus with automatic frequency correction function

Also Published As

Publication number Publication date
EP0469001A4 (en) 1992-12-02
CA2049969A1 (en) 1990-09-29
WO1990011653A1 (en) 1990-10-04
EP0469001A1 (en) 1992-02-05
AU5406290A (en) 1990-10-22

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