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DE69204219D1 - Tragbares und klappbares Funkgerät. - Google Patents

Tragbares und klappbares Funkgerät.

Info

Publication number
DE69204219D1
DE69204219D1 DE69204219T DE69204219T DE69204219D1 DE 69204219 D1 DE69204219 D1 DE 69204219D1 DE 69204219 T DE69204219 T DE 69204219T DE 69204219 T DE69204219 T DE 69204219T DE 69204219 D1 DE69204219 D1 DE 69204219D1
Authority
DE
Germany
Prior art keywords
portable
foldable radio
foldable
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
DE69204219T
Other languages
English (en)
Other versions
DE69204219T2 (de
Inventor
Yoshiharu 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.)
NEC Corp
Original Assignee
NEC Corp
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 NEC Corp filed Critical NEC Corp
Application granted granted Critical
Publication of DE69204219D1 publication Critical patent/DE69204219D1/de
Publication of DE69204219T2 publication Critical patent/DE69204219T2/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
    • H04B1/06—Receivers
    • H04B1/16—Circuits
    • H04B1/18—Input circuits, e.g. for coupling to an antenna or a transmission line
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01Q—ANTENNAS, i.e. RADIO AERIALS
    • H01Q1/00—Details of, or arrangements associated with, antennas
    • H01Q1/12—Supports; Mounting means
    • H01Q1/22—Supports; Mounting means by structural association with other equipment or articles
    • H01Q1/24—Supports; Mounting means by structural association with other equipment or articles with receiving set
    • H01Q1/241—Supports; Mounting means by structural association with other equipment or articles with receiving set used in mobile communications, e.g. GSM
    • H01Q1/242—Supports; Mounting means by structural association with other equipment or articles with receiving set used in mobile communications, e.g. GSM specially adapted for hand-held use
    • H01Q1/243—Supports; Mounting means by structural association with other equipment or articles with receiving set used in mobile communications, e.g. GSM specially adapted for hand-held use with built-in antennas
    • H01Q1/244—Supports; Mounting means by structural association with other equipment or articles with receiving set used in mobile communications, e.g. GSM specially adapted for hand-held use with built-in antennas extendable from a housing along a given path
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04M—TELEPHONIC COMMUNICATION
    • H04M1/00—Substation equipment, e.g. for use by subscribers
    • H04M1/02—Constructional features of telephone sets
    • H04M1/0202—Portable telephone sets, e.g. cordless phones, mobile phones or bar type handsets
    • H04M1/0206—Portable telephones comprising a plurality of mechanically joined movable body parts, e.g. hinged housings
    • H04M1/0208—Portable telephones comprising a plurality of mechanically joined movable body parts, e.g. hinged housings characterized by the relative motions of the body parts
    • H04M1/0214—Foldable telephones, i.e. with body parts pivoting to an open position around an axis parallel to the plane they define in closed position
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04M—TELEPHONIC COMMUNICATION
    • H04M1/00—Substation equipment, e.g. for use by subscribers
    • H04M1/02—Constructional features of telephone sets
    • H04M1/0202—Portable telephone sets, e.g. cordless phones, mobile phones or bar type handsets
    • H04M1/0206—Portable telephones comprising a plurality of mechanically joined movable body parts, e.g. hinged housings
    • H04M1/0241—Portable telephones comprising a plurality of mechanically joined movable body parts, e.g. hinged housings using relative motion of the body parts to change the operational status of the telephone set, e.g. switching on/off, answering incoming call
    • H04M1/0245—Portable telephones comprising a plurality of mechanically joined movable body parts, e.g. hinged housings using relative motion of the body parts to change the operational status of the telephone set, e.g. switching on/off, answering incoming call using open/close detection
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04M—TELEPHONIC COMMUNICATION
    • H04M2250/00—Details of telephonic subscriber devices
    • H04M2250/12—Details of telephonic subscriber devices including a sensor for measuring a physical value, e.g. temperature or motion

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Telephone Set Structure (AREA)
  • Transceivers (AREA)
  • Support Of Aerials (AREA)
DE69204219T 1991-05-31 1992-05-28 Tragbares und klappbares Funkgerät. Expired - Lifetime DE69204219T2 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP3155115A JP2794987B2 (ja) 1991-05-31 1991-05-31 携帯無線装置

Publications (2)

Publication Number Publication Date
DE69204219D1 true DE69204219D1 (de) 1995-09-28
DE69204219T2 DE69204219T2 (de) 1996-04-25

Family

ID=15598915

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69204219T Expired - Lifetime DE69204219T2 (de) 1991-05-31 1992-05-28 Tragbares und klappbares Funkgerät.

Country Status (4)

Country Link
US (1) US5335368A (de)
EP (1) EP0518526B1 (de)
JP (1) JP2794987B2 (de)
DE (1) DE69204219T2 (de)

Families Citing this family (80)

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CA2108535C (en) * 1992-12-14 1999-12-14 Satya Pal Khanna Compact wrist telephone
DE69424968T2 (de) * 1993-04-28 2000-10-19 Casio Computer Co., Ltd. Antennenvorrichtung zur Erzeugung gewünschter Strahlungsdiagramme ohne Veränderung der Antennenstruktur
JPH07154840A (ja) * 1993-11-26 1995-06-16 Casio Comput Co Ltd 受信機
JP2689880B2 (ja) * 1993-12-28 1997-12-10 日本電気株式会社 携帯電話機
JP3059336B2 (ja) * 1994-04-06 2000-07-04 三菱電機株式会社 アンテナ装置及び移動体通信機
JPH07321726A (ja) 1994-05-20 1995-12-08 Fujitsu Ltd Ｉｃカード型無線通信装置
US5644320A (en) * 1994-06-30 1997-07-01 Compaq Computer Corporation Antenna system for a notebook computer
CA2152860A1 (en) * 1994-07-15 1996-01-16 Argyrios A. Chatzipetros Antenna for communication device
US5542106A (en) * 1994-09-15 1996-07-30 Motorola, Inc. Electronic device having an RF circuit integrated into a movable housing element
US5577269A (en) * 1995-04-21 1996-11-19 E. F. Johnson Company Antenna connector for a portable radio
WO1996037967A1 (en) * 1995-05-26 1996-11-28 Motorola Inc. Selective call receiver having automatically adjusted impedance match for antenna
TW268157B (en) * 1995-06-08 1996-01-11 Plantronics A combined antenna apparatus and method for receiving and transmitting radio frequency signals
US5857148A (en) * 1995-06-13 1999-01-05 Motorola, Inc. Portable electronic device and method for coupling power thereto
JPH0964758A (ja) * 1995-08-30 1997-03-07 Matsushita Electric Ind Co Ltd ディジタル携帯無線機の送信装置とそれに用いる高周波電力増幅装置
CN1084973C (zh) 1995-09-15 2002-05-15 西门子公司 具有多个频段的无线电装置
FI111897B (fi) * 1995-11-24 2003-09-30 Nokia Corp Kaksitoiminen tiedonvälityslaite
US5739792A (en) * 1995-12-22 1998-04-14 Motorola, Inc. Wireless communication device with electrical contacts
TW353833B (en) * 1995-12-22 1999-03-01 Motorola Inc Wireless communication device having a reconfigurable matching circuit
US5874926A (en) * 1996-03-11 1999-02-23 Murata Mfg Co. Ltd Matching circuit and antenna apparatus
AU714193B2 (en) * 1996-03-13 1999-12-23 Wi-Lan, Inc. Wireless communication device with antenna-activated switch
SE509641C2 (sv) * 1996-05-03 1999-02-15 Allgon Ab En antennanordning försedd med en matchningsanordning
DE19701839A1 (de) * 1997-01-21 1998-07-23 Christoph Sonntag Vorrichtung und ein Verfahren zur Reduktion von Strahlenbelastung des Gehirns beim Telefonieren mit mobilen Sendeeinheiten
CN1146209C (zh) * 1997-06-19 2004-04-14 艾利森电话股份有限公司 与移动收发信机有关的装置与方法
USD421982S (en) * 1997-10-15 2000-03-28 Motorola, Inc. Radiotelephone housing
JPH11234053A (ja) * 1998-02-12 1999-08-27 Nec Corp デバイス負荷変動保護回路
USD405081S (en) * 1998-03-20 1999-02-02 Motorola, Inc. Handset for a wireless communications device
US5923297A (en) * 1998-05-06 1999-07-13 Ericsson Inc. Retractable antenna system with switchable impedance matching
US6064341A (en) * 1998-05-14 2000-05-16 Motorola, Inc. Antenna assembly
USD415152S (en) * 1998-06-01 1999-10-12 Hyundai Electronics Ind. Co., Ltd. Foldable wireless telephone housing
KR20000008439A (ko) * 1998-07-14 2000-02-07 구관영 이동통신 단말기의 채널 검출 기술을 이용한 안테나 최적 정합알고리즘 및 회로
USD408402S (en) * 1998-08-18 1999-04-20 Motorola, Inc. Cellular telephone housing
JP2000078052A (ja) * 1998-08-28 2000-03-14 Nec Saitama Ltd アンテナ整合部切替回路
USD421604S (en) * 1998-09-28 2000-03-14 Hyundai Electronics Ind. Co., Ltd. Foldable wireless telephone housing
SE513469C2 (sv) * 1998-11-13 2000-09-18 Allgon Ab En anpassad antennanordning och en portabel radiokommunikationsanordning omfattande en anpassad antennanordning
EP1057126A2 (de) * 1998-12-04 2000-12-06 Koninklijke Philips Electronics N.V. System zur unterstützung von aktivitäten
USD429707S (en) * 1999-03-02 2000-08-22 Hyundai Electronics Ind. Co., Ltd. Foldable wireless telephone housing
FI990687L (fi) * 1999-03-29 2000-09-30 Nokia Mobile Phones Ltd Langattoman viestimen antennin sovitusjärjestelmä
DE19921438B4 (de) * 1999-05-10 2010-09-09 Rohde & Schwarz Gmbh & Co. Kg Überlagerungsstufe für Hochfrequenzempfänger
USD424557S (en) * 1999-06-18 2000-05-09 Motorola, Inc. Cellular telephone housing
USD419155S (en) * 1999-07-01 2000-01-18 Motorola, Inc. Cellular telephone housing
KR100358444B1 (ko) 1999-07-27 2002-10-25 엘지전자 주식회사 휴대 무선 전화기의 안테나 매칭 장치
GB2353141B (en) * 1999-08-11 2002-12-24 Nokia Mobile Phones Ltd Device with touch sensitive screen
JP2001077719A (ja) * 1999-09-07 2001-03-23 Nec Saitama Ltd アンテナ・インピーダンス変化の補償可能な携帯電話機
US6470176B1 (en) * 1999-11-04 2002-10-22 Ericsson Inc. Battery packs that facilitate acoustic communications and radiotelephones incorporating same
FI19992611A (fi) * 1999-12-03 2001-06-04 Nokia Mobile Phones Ltd Saranoitu lähetin- ja/tai vastaanotintyyppinen elektroninen laite
JP3528745B2 (ja) 2000-03-06 2004-05-24 日本電気株式会社 携帯無線機
JP4342074B2 (ja) * 2000-03-22 2009-10-14 パナソニック株式会社 アンテナ装置
EP1280226A4 (de) * 2000-04-20 2004-10-06 Mitsubishi Electric Corp Tragbares funkgerät
JP3669422B2 (ja) 2000-05-29 2005-07-06 日本電気株式会社 折り畳み型携帯電話機
CN1370341A (zh) * 2000-06-12 2002-09-18 三菱电机株式会社 便携式无线电单元
KR100350695B1 (ko) * 2000-11-27 2002-08-29 삼성전자 주식회사 다중 안테나 정합회로를 이용한 폴더형 이동무선 단말기의안테나 특성 최적화 방법
JP3830773B2 (ja) * 2001-05-08 2006-10-11 三菱電機株式会社 携帯電話機
KR20020096008A (ko) * 2001-06-19 2002-12-28 엘지전자 주식회사 안테나 정합 회로망
JP2003037415A (ja) * 2001-07-25 2003-02-07 Matsushita Electric Ind Co Ltd 携帯無線装置
KR100563710B1 (ko) * 2001-09-20 2006-03-28 엘지전자 주식회사 차세대 이동통신단말기의 내장안테나 정합회로 스위칭장치
US20040204000A1 (en) * 2002-05-30 2004-10-14 Aaron Dietrich Mobile communication device including an array sensor
JP4048841B2 (ja) * 2002-06-05 2008-02-20 日本電気株式会社 可変型アンテナ整合回路
US6839577B2 (en) * 2002-12-30 2005-01-04 Motorola, Inc. Electronic device having a multi-state antenna ground structure
JPWO2004102822A1 (ja) * 2003-05-14 2006-07-20 三菱電機株式会社 携帯用無線機
EP1643655A4 (de) * 2003-07-08 2007-11-28 Fujitsu Ltd Kommunikationsendgeräteeinrichtung, stromversorgungsverfahren und stromversorgungsprogramm
US20050096081A1 (en) * 2003-10-31 2005-05-05 Black Gregory R. Tunable ground return impedance for a wireless communication device
US7747226B2 (en) * 2004-04-13 2010-06-29 Sony Ericsson Mobile Communications Ab Portable electronic devices including multi-mode matching circuits and methods of operating the same
US6995716B2 (en) * 2004-04-30 2006-02-07 Sony Ericsson Mobile Communications Ab Selectively engaged antenna matching for a mobile terminal
JP2005328192A (ja) * 2004-05-12 2005-11-24 Denso Corp 受信機
EP1615345A1 (de) * 2004-07-08 2006-01-11 Sony Ericsson Mobile Communications AB Antennenimpedanzschieber
KR100703356B1 (ko) * 2004-11-25 2007-04-03 삼성전자주식회사 휴대용 단말기의 ｆｍ 송신용 안테나 장치
KR100773929B1 (ko) * 2004-12-27 2007-11-07 엘지전자 주식회사 단말기의 스위칭 안테나 정합 장치 및 그 방법
JP2006229333A (ja) * 2005-02-15 2006-08-31 Sony Corp 無線通信装置
JP3936956B2 (ja) * 2005-05-23 2007-06-27 シャープ株式会社 携帯通信端末
DE602005015951D1 (de) * 2005-07-06 2009-09-24 Sony Ericsson Mobile Comm Ab Tragbarer Kommunikationsapparat mit in mehreren Positionen faltbaren oder verschiebbaren Gehäuseteilen und welches mehrere Ausgabemittel enthält, die entsprechend dieser Positionen selectiv aktivierbar sind.
JP4979231B2 (ja) * 2005-12-05 2012-07-18 京セラ株式会社 携帯型無線端末機
US7808444B2 (en) * 2007-03-01 2010-10-05 Sony Ericsson Mobile Communications Ab Two-way antenna connector
US20080233869A1 (en) * 2007-03-19 2008-09-25 Thomas Baker Method and system for a single-chip fm tuning system for transmit and receive antennas
JP2008245182A (ja) * 2007-03-29 2008-10-09 Hitachi Cable Ltd 周波数自動補正機能付きチューナブル受信装置
EP2210313A4 (de) * 2007-11-14 2013-03-06 Ericsson Telefon Ab L M Verbesserte antennenumschaltanordnung
JP2009165082A (ja) 2008-01-10 2009-07-23 Panasonic Corp 携帯無線機
JP4598837B2 (ja) * 2008-02-27 2010-12-15 京セラ株式会社 携帯電子機器
EP2502392B1 (de) * 2009-11-16 2013-09-25 Fujitsu Limited Drahtlose mimo-kommunikationssysteme
EP2568531B1 (de) * 2011-09-09 2014-07-02 BlackBerry Limited Mobile drahtlose Kommunikationsvorrichtung mit Impedanzeinstellung basierend auf der akustischen Kopplung und entsprechende Verfahren
US8830136B2 (en) 2011-09-09 2014-09-09 Blackberry Limited Mobile wireless communications device including acoustic coupling based impedance adjustment and related methods

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DE2504314A1 (de) * 1975-02-03 1976-08-05 Elmeg Nachrichten-peripherie-einrichtung, insbesondere fernsprechapparat oder pruefhandapparat
DE3515434A1 (de) * 1984-04-27 1986-06-26 Brandenstein Erwin Schnurloses fernsprechgeraet
JPS61168732U (de) * 1985-04-08 1986-10-20
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JPS6480145A (en) * 1987-09-22 1989-03-27 Matsushita Electric Ind Co Ltd Portable telephone set
JPH01105237U (de) * 1987-12-28 1989-07-14
US5014346A (en) * 1988-01-04 1991-05-07 Motorola, Inc. Rotatable contactless antenna coupler and antenna
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US5170173A (en) * 1992-04-27 1992-12-08 Motorola, Inc. Antenna coupling apparatus for cordless telephone

Also Published As

Publication number Publication date
JP2794987B2 (ja) 1998-09-10
DE69204219T2 (de) 1996-04-25
EP0518526A1 (de) 1992-12-16
US5335368A (en) 1994-08-02
JPH04354425A (ja) 1992-12-08
EP0518526B1 (de) 1995-08-23

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