DE69309512D1 - Selektivrufempfänger mit hoher Verstärkung unter Verwendung von mikrostripartigen Verbindungen zwischen den Leiterplatten - Google Patents

Selektivrufempfänger mit hoher Verstärkung unter Verwendung von mikrostripartigen Verbindungen zwischen den Leiterplatten

Info

Publication number
DE69309512D1
DE69309512D1 DE69309512T DE69309512T DE69309512D1 DE 69309512 D1 DE69309512 D1 DE 69309512D1 DE 69309512 T DE69309512 T DE 69309512T DE 69309512 T DE69309512 T DE 69309512T DE 69309512 D1 DE69309512 D1 DE 69309512D1
Authority
DE
Germany
Prior art keywords
microstrip
circuit boards
high gain
selective call
call 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 - Fee Related
Application number
DE69309512T
Other languages
English (en)
Other versions
DE69309512T2 (de
Inventor
Takayuki Asai
Masaharu Yagi
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 DE69309512D1 publication Critical patent/DE69309512D1/de
Publication of DE69309512T2 publication Critical patent/DE69309512T2/de
Anticipated expiration legal-status Critical
Expired - Fee Related 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
    • H01P—WAVEGUIDES; RESONATORS, LINES, OR OTHER DEVICES OF THE WAVEGUIDE TYPE
    • H01P3/00—Waveguides; Transmission lines of the waveguide type
    • H01P3/02—Waveguides; Transmission lines of the waveguide type with two longitudinal conductors
    • H01P3/08—Microstrips; Strip lines
    • H01P3/081—Microstriplines
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01P—WAVEGUIDES; RESONATORS, LINES, OR OTHER DEVICES OF THE WAVEGUIDE TYPE
    • H01P3/00—Waveguides; Transmission lines of the waveguide type
    • H01P3/02—Waveguides; Transmission lines of the waveguide type with two longitudinal conductors
    • H01P3/08—Microstrips; Strip lines
    • H01P3/081—Microstriplines
    • H01P3/084—Suspended microstriplines
    • 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
    • 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
    • H04B1/08—Constructional details, e.g. cabinet
    • H04B1/086—Portable receivers

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Mobile Radio Communication Systems (AREA)
  • Structure Of Receivers (AREA)
  • Input Circuits Of Receivers And Coupling Of Receivers And Audio Equipment (AREA)
DE69309512T 1992-01-29 1993-01-25 Selektivrufempfänger mit hoher Verstärkung unter Verwendung von mikrostripartigen Verbindungen zwischen den Leiterplatten Expired - Fee Related DE69309512T2 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP4038826A JP2731659B2 (ja) 1992-01-29 1992-01-29 無線選択呼出し受信機

Publications (2)

Publication Number Publication Date
DE69309512D1 true DE69309512D1 (de) 1997-05-15
DE69309512T2 DE69309512T2 (de) 1997-07-24

Family

ID=12536044

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69309512T Expired - Fee Related DE69309512T2 (de) 1992-01-29 1993-01-25 Selektivrufempfänger mit hoher Verstärkung unter Verwendung von mikrostripartigen Verbindungen zwischen den Leiterplatten

Country Status (9)

Country Link
US (1) US5606326A (de)
EP (1) EP0553751B1 (de)
JP (1) JP2731659B2 (de)
KR (1) KR960008325B1 (de)
CN (1) CN1032100C (de)
AU (1) AU654074B2 (de)
DE (1) DE69309512T2 (de)
HK (1) HK1002133A1 (de)
TW (1) TW211625B (de)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH08316868A (ja) * 1995-05-17 1996-11-29 Nec Corp 無線通信機
JPH09321521A (ja) * 1996-05-31 1997-12-12 Hitachi Ltd 携帯無線端末
KR100731161B1 (ko) 2005-12-29 2007-06-22 엘지전자 주식회사 다중 대역 통신 기기
US9404965B2 (en) * 2013-12-20 2016-08-02 Apple Inc. Radio-frequency test system with tunable test antenna circuitry
CN114447588B (zh) * 2020-11-03 2024-01-26 英业达科技有限公司 天线结构及电子装置

Family Cites Families (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1534014A (en) * 1975-10-16 1978-11-29 Xerox Corp Electrical cable and coupling arrangement
JPS5636158Y2 (de) * 1978-11-06 1981-08-25
JPS57190429A (en) * 1981-05-18 1982-11-24 Nec Corp Portable radio receiver
US4490579A (en) * 1983-04-15 1984-12-25 Vanig Godoshian Auto-dialing pager receiver
CA1243731A (en) * 1983-08-29 1988-10-25 Hideo Honma Portable tape player with radio in lid
US4736454A (en) * 1983-09-15 1988-04-05 Ball Corporation Integrated oscillator and microstrip antenna system
JPH0714068B2 (ja) * 1985-08-20 1995-02-15 富士通株式会社 半導体装置の製造方法
JP2624257B2 (ja) * 1987-06-29 1997-06-25 日本電気株式会社 無線機用アンテナ
US4939792A (en) * 1987-11-16 1990-07-03 Motorola, Inc. Moldable/foldable radio housing
US5065502A (en) * 1988-09-30 1991-11-19 Lucas Duralith Art Corporation Method for modifying electrical performance characteristics of circuit paths on circuit panels
US4899118A (en) * 1988-12-27 1990-02-06 Hughes Aircraft Company Low temperature cofired ceramic packages for microwave and millimeter wave gallium arsenide integrated circuits
US5006822A (en) * 1990-01-03 1991-04-09 Prabhakara Reddy Hybrid RF coupling device with integrated capacitors and resistors
US5363114A (en) * 1990-01-29 1994-11-08 Shoemaker Kevin O Planar serpentine antennas
US5182568A (en) * 1990-05-21 1993-01-26 Motorola, Inc. Loss cancellation element for an integral antenna receiver
JPH04186929A (ja) * 1990-11-20 1992-07-03 Matsushita Electric Ind Co Ltd 携帯用受信装置

Also Published As

Publication number Publication date
JPH05206881A (ja) 1993-08-13
AU654074B2 (en) 1994-10-20
HK1002133A1 (en) 1998-07-31
EP0553751A1 (de) 1993-08-04
EP0553751B1 (de) 1997-04-09
CN1032100C (zh) 1996-06-19
KR960008325B1 (en) 1996-06-24
KR930017321A (ko) 1993-08-30
US5606326A (en) 1997-02-25
CN1077320A (zh) 1993-10-13
TW211625B (de) 1993-08-21
DE69309512T2 (de) 1997-07-24
AU3207193A (en) 1993-08-05
JP2731659B2 (ja) 1998-03-25

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8339 Ceased/non-payment of the annual fee