DE69225259D1 - Zeitduplex-Sender-Empfänger - Google Patents

Zeitduplex-Sender-Empfänger

Info

Publication number
DE69225259D1
DE69225259D1 DE69225259T DE69225259T DE69225259D1 DE 69225259 D1 DE69225259 D1 DE 69225259D1 DE 69225259 T DE69225259 T DE 69225259T DE 69225259 T DE69225259 T DE 69225259T DE 69225259 D1 DE69225259 D1 DE 69225259D1
Authority
DE
Germany
Prior art keywords
duplex transceiver
time duplex
time
transceiver
duplex
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
DE69225259T
Other languages
English (en)
Other versions
DE69225259T2 (de
Inventor
Kunio Fukuda
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.)
Sony Corp
Original Assignee
Sony 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
Priority claimed from JP3050477A external-priority patent/JP3063192B2/ja
Priority claimed from JP3050478A external-priority patent/JP3063193B2/ja
Application filed by Sony Corp filed Critical Sony Corp
Application granted granted Critical
Publication of DE69225259D1 publication Critical patent/DE69225259D1/de
Publication of DE69225259T2 publication Critical patent/DE69225259T2/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
    • H04B1/38—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
    • H04B1/54—Circuits using the same frequency for two directions of communication
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03J—TUNING RESONANT CIRCUITS; SELECTING RESONANT CIRCUITS
    • H03J1/00—Details of adjusting, driving, indicating, or mechanical control arrangements for resonant circuits in general
    • H03J1/0008—Details of adjusting, driving, indicating, or mechanical control arrangements for resonant circuits in general using a central processing unit, e.g. a microprocessor
    • H03J1/0041—Details of adjusting, driving, indicating, or mechanical control arrangements for resonant circuits in general using a central processing unit, e.g. a microprocessor for frequency synthesis with counters or frequency dividers
    • H03J1/005—Details of adjusting, driving, indicating, or mechanical control arrangements for resonant circuits in general using a central processing unit, e.g. a microprocessor for frequency synthesis with counters or frequency dividers in a loop
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03J—TUNING RESONANT CIRCUITS; SELECTING RESONANT CIRCUITS
    • H03J7/00—Automatic frequency control; Automatic scanning over a band of frequencies
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04M—TELEPHONIC COMMUNICATION
    • H04M1/00—Substation equipment, e.g. for use by subscribers
    • H04M1/72—Mobile telephones; Cordless telephones, i.e. devices for establishing wireless links to base stations without route selection
    • H04M1/725—Cordless telephones
    • H04M1/72502—Cordless telephones with one base station connected to a single line

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Computer Hardware Design (AREA)
  • Microelectronics & Electronic Packaging (AREA)
  • Transceivers (AREA)
DE69225259T 1991-02-22 1992-02-20 Zeitduplex-Sender-Empfänger Expired - Fee Related DE69225259T2 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP3050477A JP3063192B2 (ja) 1991-02-22 1991-02-22 送受信装置
JP3050478A JP3063193B2 (ja) 1991-02-22 1991-02-22 送受信装置

Publications (2)

Publication Number Publication Date
DE69225259D1 true DE69225259D1 (de) 1998-06-04
DE69225259T2 DE69225259T2 (de) 1998-08-20

Family

ID=26390949

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69225259T Expired - Fee Related DE69225259T2 (de) 1991-02-22 1992-02-20 Zeitduplex-Sender-Empfänger

Country Status (3)

Country Link
US (1) US5309429A (de)
EP (1) EP0500373B1 (de)
DE (1) DE69225259T2 (de)

Families Citing this family (26)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH05300048A (ja) * 1992-04-14 1993-11-12 Motorola Inc 無線周波送受信機およびその動作方法
JPH06152467A (ja) * 1992-11-06 1994-05-31 Nec Corp 無線通信機
GB2274222A (en) * 1993-01-08 1994-07-13 Plessey Semiconductors Ltd Transceivers
US5722040A (en) * 1993-02-04 1998-02-24 Pacific Communication Sciences, Inc. Method and apparatus of frequency generation for use with digital cordless telephones
JPH06291697A (ja) * 1993-03-31 1994-10-18 Matsushita Electric Ind Co Ltd 送受信装置
US5444696A (en) * 1993-10-29 1995-08-22 Pacific Communication Sciences, Inc. Frame structure using consecutive slot assignments for mobile communications
US5590413A (en) * 1994-01-14 1996-12-31 Sun Microsystems, Inc. Radio transceiver having shared modulation and demodulation mixer circuits
JP3177559B2 (ja) * 1994-01-20 2001-06-18 アルプス電気株式会社 高周波増幅器
KR0143023B1 (ko) * 1994-08-03 1998-08-01 김광호 디지탈 무선전화기의 송수신 신호처리 회로
CN1082301C (zh) * 1994-09-10 2002-04-03 三星电子株式会社 数字无线电收发机
JP2950739B2 (ja) * 1994-11-11 1999-09-20 沖電気工業株式会社 デュアルモード送信装置
US5701600A (en) * 1995-07-17 1997-12-23 Motorola, Inc. Radio receiver and method of calibrating same
FI98673C (fi) * 1995-08-07 1997-07-25 Nokia Telecommunications Oy Automaattinen radiolähettimen viritys
US5995541A (en) * 1995-10-13 1999-11-30 Philips Electronics North America Corporation Method and apparatus for self-calibration and testing of ZPSK transmitter/receiver IC's
KR0164381B1 (ko) * 1995-12-30 1999-02-01 김광호 디지탈 무선 통신시스템의 자동 주파수 조절회로
IL127606A0 (en) * 1996-06-28 1999-10-28 Harris Corp Improvements in or relating to a method and apparatus for using duality and also a system for communicating digital information
JPH10107677A (ja) * 1996-08-05 1998-04-24 Sony Corp 送受信装置
KR0185512B1 (ko) * 1996-08-19 1999-03-20 김광호 칼럼리드구조를갖는패키지및그의제조방법
CN1241332A (zh) * 1997-08-20 2000-01-12 摩托罗拉公司 自配置多模式通信终端
JPH11220506A (ja) * 1997-11-25 1999-08-10 Fujitsu Ltd 変調用ミキサ及び直交変調器
JP3397238B2 (ja) * 1998-10-01 2003-04-14 日本電気株式会社 移動局および移動局におけるａｆｃ制御方法
JP2000165905A (ja) * 1998-11-27 2000-06-16 Mitsubishi Electric Corp クロック発生回路
US7540230B2 (en) * 2003-06-12 2009-06-02 I.D.E. Technologies Ltd. Three-way poppet valve for work exchanger
EP2485398A1 (de) * 2011-02-03 2012-08-08 Delphi Technologies, Inc. Komfort- und/oder Zugangskontrollsystem
CN103095321B (zh) * 2011-11-01 2017-05-10 瑞典爱立信有限公司 用于tdd系统中接收机校正的方法及相关的设备
JP5825175B2 (ja) * 2012-03-29 2015-12-02 富士通株式会社 無線通信機

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3916412A (en) * 1974-08-29 1975-10-28 United Technologies Corp Frequency stabilized single oscillator transceivers
US4325140A (en) * 1978-10-06 1982-04-13 The United States Of America As Represented By The Scretary Of The Air Force Full duplex communication system apparatus using frequency selective limiters
US4817197A (en) * 1986-07-18 1989-03-28 Nippon Telegraph And Telephone Corporation Mobile communication apparatus
DE3626792A1 (de) * 1986-08-08 1988-02-11 Siemens Ag Einrichtung zur stabilisierung der sende- und empfangsfrequenz eines uebertragungsgeraetes
GB2199708B (en) * 1986-11-01 1991-05-01 Storno As Digital automatic frequency control
DE3887204T2 (de) * 1987-05-27 1994-07-07 Fujitsu Ltd Digitales Zweirichtungsfunkübertragungssystem unter Verwendung einer einzigen Frequenz.
GB8806194D0 (en) * 1988-03-16 1988-04-13 Shaye Communications Ltd Transceivers
JPH07105756B2 (ja) * 1988-06-29 1995-11-13 松下電器産業株式会社 移動通信方法

Also Published As

Publication number Publication date
EP0500373A3 (en) 1993-08-11
EP0500373B1 (de) 1998-04-29
EP0500373A2 (de) 1992-08-26
DE69225259T2 (de) 1998-08-20
US5309429A (en) 1994-05-03

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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