AU2001280172A1 - Communication device - Google Patents

Communication device

Info

Publication number
AU2001280172A1
AU2001280172A1 AU2001280172A AU8017201A AU2001280172A1 AU 2001280172 A1 AU2001280172 A1 AU 2001280172A1 AU 2001280172 A AU2001280172 A AU 2001280172A AU 8017201 A AU8017201 A AU 8017201A AU 2001280172 A1 AU2001280172 A1 AU 2001280172A1
Authority
AU
Australia
Prior art keywords
communication device
communication
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.)
Abandoned
Application number
AU2001280172A
Inventor
Masahisa Tamura
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.)
Panasonic Holdings Corp
Original Assignee
Matsushita Electric Industrial Co Ltd
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 Matsushita Electric Industrial Co Ltd filed Critical Matsushita Electric Industrial Co Ltd
Publication of AU2001280172A1 publication Critical patent/AU2001280172A1/en
Abandoned legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03J—TUNING RESONANT CIRCUITS; SELECTING RESONANT CIRCUITS
    • H03J7/00—Automatic frequency control; Automatic scanning over a band of frequencies
    • H03J7/02—Automatic frequency control
    • H03J7/04—Automatic 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
    • H03J7/045—Modification of automatic frequency control sensitivity or linearising automatic frequency control operation; Modification of the working range
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03K—PULSE TECHNIQUE
    • H03K17/00—Electronic switching or gating, i.e. not by contact-making and –breaking
    • H03K17/51—Electronic switching or gating, i.e. not by contact-making and –breaking characterised by the components used
    • H03K17/56—Electronic switching or gating, i.e. not by contact-making and –breaking characterised by the components used by the use, as active elements, of semiconductor devices
    • H03K17/687—Electronic switching or gating, i.e. not by contact-making and –breaking characterised by the components used by the use, as active elements, of semiconductor devices the devices being field-effect transistors
    • H03K17/693—Switching arrangements with several input- or output-terminals, e.g. multiplexers, distributors
    • 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
    • H04B1/005—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
    • H04B1/0053—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 common antenna for more than one band
    • H04B1/0057—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 common antenna for more than one band using diplexing or multiplexing filters for selecting the desired band
    • 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
    • H04B1/38—Transceivers, i.e. devices in which transmitter and receiver form a structural unit and in which at least one part is used for functions of transmitting and receiving
    • H04B1/40—Circuits
    • H04B1/44—Transmit/receive switching
    • H04B1/48—Transmit/receive switching in circuits for connecting transmitter and receiver to a common transmission path, e.g. by energy of transmitter
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03J—TUNING RESONANT CIRCUITS; SELECTING RESONANT CIRCUITS
    • H03J2200/00—Indexing scheme relating to tuning resonant circuits and selecting resonant circuits
    • H03J2200/01—Circuitry controlling the selecting or switching action
AU2001280172A 2000-08-25 2001-08-27 Communication device Abandoned AU2001280172A1 (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
JP2000256040 2000-08-25
JP2000-256040 2000-08-25
PCT/JP2001/007302 WO2002017505A1 (en) 2000-08-25 2001-08-27 Communication device

Publications (1)

Publication Number Publication Date
AU2001280172A1 true AU2001280172A1 (en) 2002-03-04

Family

ID=18744709

Family Applications (1)

Application Number Title Priority Date Filing Date
AU2001280172A Abandoned AU2001280172A1 (en) 2000-08-25 2001-08-27 Communication device

Country Status (6)

Country Link
US (1) US20020180510A1 (en)
EP (1) EP1233529A1 (en)
KR (1) KR20020047263A (en)
CN (1) CN1393058A (en)
AU (1) AU2001280172A1 (en)
WO (1) WO2002017505A1 (en)

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE60203104D1 (en) * 2002-06-26 2005-04-07 St Microelectronics Nv Radiofrequency switch, in particular for a cellular mobile telephone
WO2006035783A1 (en) * 2004-09-30 2006-04-06 Murata Manufacturing Co., Ltd. High frequency switch and method for manufacturing the same
JP4245073B2 (en) 2005-08-26 2009-03-25 株式会社村田製作所 High frequency switch
JP4522945B2 (en) * 2005-12-05 2010-08-11 株式会社五洋電子 Antenna transmission / reception switching circuit
JPWO2007114114A1 (en) * 2006-04-05 2009-08-13 株式会社村田製作所 Low voltage control high frequency switch and composite high frequency components
JP4874887B2 (en) * 2007-07-20 2012-02-15 株式会社東芝 High frequency semiconductor switch device
CN104601196B (en) * 2013-10-31 2017-06-06 环胜电子(深圳)有限公司 One kind enhancing isolation circuit
US9755641B1 (en) * 2014-01-10 2017-09-05 Reno Technologies, Inc. High speed high voltage switching circuit
US11380968B2 (en) 2019-10-31 2022-07-05 Skyworks Solutions, Inc. DC bias configuration for pin diode SPDT switch
US11196453B2 (en) * 2019-11-19 2021-12-07 Skyworks Solutions, Inc. High-power hybrid SPDT switch

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS50108344U (en) * 1974-02-14 1975-09-04
JP2647737B2 (en) * 1990-10-02 1997-08-27 太陽誘電株式会社 Switch circuit and signal attenuating circuit using the same
JPH06291696A (en) * 1993-03-30 1994-10-18 Sony Corp Antenna sharing unit
JP3296038B2 (en) * 1993-09-03 2002-06-24 株式会社村田製作所 High frequency switch
JPH09186624A (en) * 1995-12-28 1997-07-15 Sharp Corp Transmitter and receiver
JPH10308602A (en) * 1997-05-02 1998-11-17 Fujitsu Ltd High frequency switch circuit

Also Published As

Publication number Publication date
CN1393058A (en) 2003-01-22
WO2002017505A1 (en) 2002-02-28
EP1233529A1 (en) 2002-08-21
US20020180510A1 (en) 2002-12-05
KR20020047263A (en) 2002-06-21

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