FR2717643B1 - Processeur de signaux d'émetteur-récepteur pour appareil numérique de télécommunications sans fil. - Google Patents

Processeur de signaux d'émetteur-récepteur pour appareil numérique de télécommunications sans fil.

Info

Publication number
FR2717643B1
FR2717643B1 FR9502986A FR9502986A FR2717643B1 FR 2717643 B1 FR2717643 B1 FR 2717643B1 FR 9502986 A FR9502986 A FR 9502986A FR 9502986 A FR9502986 A FR 9502986A FR 2717643 B1 FR2717643 B1 FR 2717643B1
Authority
FR
France
Prior art keywords
signal processor
wireless telecommunications
telecommunications device
digital wireless
transceiver signal
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
FR9502986A
Other languages
English (en)
Other versions
FR2717643A1 (fr
Inventor
Bo-Gyu Na
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.)
Samsung Electronics Co Ltd
Original Assignee
Samsung Electronics 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 Samsung Electronics Co Ltd filed Critical Samsung Electronics Co Ltd
Publication of FR2717643A1 publication Critical patent/FR2717643A1/fr
Application granted granted Critical
Publication of FR2717643B1 publication Critical patent/FR2717643B1/fr
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03D—DEMODULATION OR TRANSFERENCE OF MODULATION FROM ONE CARRIER TO ANOTHER
    • H03D7/00—Transference of modulation from one carrier to another, e.g. frequency-changing
    • H03D7/16—Multiple-frequency-changing
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03D—DEMODULATION OR TRANSFERENCE OF MODULATION FROM ONE CARRIER TO ANOTHER
    • H03D7/00—Transference of modulation from one carrier to another, e.g. frequency-changing
    • H03D7/16—Multiple-frequency-changing
    • H03D7/161—Multiple-frequency-changing all the frequency changers being connected in cascade
    • H03D7/163—Multiple-frequency-changing all the frequency changers being connected in cascade the local oscillations of at least two of the frequency changers being derived from a single oscillator
    • 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
    • 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
    • H04B1/403—Circuits using the same oscillator for generating both the transmitter frequency and the receiver local oscillator frequency
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Transceivers (AREA)
FR9502986A 1994-03-15 1995-03-15 Processeur de signaux d'émetteur-récepteur pour appareil numérique de télécommunications sans fil. Expired - Fee Related FR2717643B1 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
KR1019940005106A KR100219709B1 (ko) 1994-03-15 1994-03-15 디지탈무선통신장치에있어서송수신신호처리회로

Publications (2)

Publication Number Publication Date
FR2717643A1 FR2717643A1 (fr) 1995-09-22
FR2717643B1 true FR2717643B1 (fr) 1997-01-03

Family

ID=19378915

Family Applications (1)

Application Number Title Priority Date Filing Date
FR9502986A Expired - Fee Related FR2717643B1 (fr) 1994-03-15 1995-03-15 Processeur de signaux d'émetteur-récepteur pour appareil numérique de télécommunications sans fil.

Country Status (4)

Country Link
US (1) US5825813A (fr)
KR (1) KR100219709B1 (fr)
DE (1) DE19509260A1 (fr)
FR (1) FR2717643B1 (fr)

Families Citing this family (27)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6087865A (en) * 1994-12-22 2000-07-11 Anritsu Company Programmable frequency divider
US6163568A (en) * 1995-10-23 2000-12-19 Simtek Corporation Broadband, low power FM/FSK transceiver for wireless communications systems
JPH11513870A (ja) * 1995-10-23 1999-11-24 モーメンタム・マイクロシステムズ・インコーポレーテッド ワイヤレス通信システムのための広帯域で低電力のｆｍ／ｆｓｋ送受信システム
JPH09321682A (ja) * 1996-05-27 1997-12-12 Sony Corp 通信システム，通信方法及び端末装置
JPH1013181A (ja) * 1996-06-21 1998-01-16 Nec Corp Ｉｆフィルタ自動整合方式
US6118984A (en) * 1997-04-08 2000-09-12 Acer Peripherals, Inc. Dual conversion radio frequency transceiver
JP3825540B2 (ja) * 1997-09-05 2006-09-27 松下電器産業株式会社 受信機および送受信機
US6308048B1 (en) * 1997-11-19 2001-10-23 Ericsson Inc. Simplified reference frequency distribution in a mobile phone
EP0988707A2 (fr) * 1998-03-20 2000-03-29 Koninklijke Philips Electronics N.V. Recepteur avec generateur de signal d'horloge
US6002920A (en) * 1998-05-19 1999-12-14 Northrop Grumman Corporation Method and device for modifying a radio frequency range of a radio transceiver
JP3369480B2 (ja) * 1998-07-31 2003-01-20 松下電器産業株式会社 無線回路装置
US6175724B1 (en) * 1998-07-31 2001-01-16 Motorola, Inc. Band switchable injection oscillator and communication device using same
DE19913066A1 (de) 1999-03-17 2000-09-21 Francotyp Postalia Gmbh Verfahren und Anordnung zur Druckstempeleingabe in eine Frankiermaschine
US6374155B1 (en) 1999-11-24 2002-04-16 Personal Robotics, Inc. Autonomous multi-platform robot system
JP2003528529A (ja) * 2000-03-21 2003-09-24 コーニンクレッカ フィリップス エレクトロニクス エヌ ヴィ 周波数変調器及び単一局部発振器を備える通信システム
AU2001281276A1 (en) 2000-05-02 2001-11-12 Personal Robotics, Inc. Autonomous floor mopping apparatus
US6671337B1 (en) 2000-10-25 2003-12-30 Koninklijke Philips Electronics N.V. Carrier modulator for use in a transmitter or transceiver
US6993107B2 (en) * 2001-01-16 2006-01-31 International Business Machines Corporation Analog unidirectional serial link architecture
DE10248043B4 (de) * 2002-10-15 2018-02-08 Intel Deutschland Gmbh Phasenregelschleife zur Frequenzmodulation
JP4045978B2 (ja) * 2003-02-25 2008-02-13 松下電器産業株式会社 デジタル信号送受信機
US7747237B2 (en) * 2004-04-09 2010-06-29 Skyworks Solutions, Inc. High agility frequency synthesizer phase-locked loop
JP4031470B2 (ja) * 2004-07-05 2008-01-09 松下電器産業株式会社 送信装置、受信装置、及び信号伝送装置並びに信号伝送方法
KR20120070807A (ko) * 2010-12-22 2012-07-02 한국전자통신연구원 무선 통신 장치 및 무선 통신 방법
US8611842B2 (en) * 2011-11-04 2013-12-17 Broadcom Corporation Apparatus and method for fast phase locked loop (PLL) settling for cellular time-division duplex (TDD) communications systems
US9673847B1 (en) * 2015-11-25 2017-06-06 Analog Devices, Inc. Apparatus and methods for transceiver calibration
US9979408B2 (en) 2016-05-05 2018-05-22 Analog Devices, Inc. Apparatus and methods for phase synchronization of phase-locked loops
US11082051B2 (en) 2018-05-11 2021-08-03 Analog Devices Global Unlimited Company Apparatus and methods for timing offset compensation in frequency synthesizers

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4061973A (en) * 1976-03-25 1977-12-06 Motorola, Inc. Synthesizer
GB2024546B (en) * 1978-05-26 1982-12-22 Racal Group Services Ltd Frequency synthesisers
US4862107A (en) * 1986-03-18 1989-08-29 International Mobile Machines Corporation Frequency synthesizer for broadcast telephone system having multiple assignable frequency channels
GB8806194D0 (en) * 1988-03-16 1988-04-13 Shaye Communications Ltd Transceivers
JPH04313917A (ja) * 1991-03-29 1992-11-05 Mitsubishi Electric Corp ダブルｐｌｌ装置
US5319680A (en) * 1991-09-03 1994-06-07 The Whitaker Corporation Phase locked loop synchronization system for use in data communications
US5144254A (en) * 1991-09-30 1992-09-01 Wilke William G Dual synthesizer including programmable counters which are controlled by means of calculated input controls
US5150078A (en) * 1991-11-29 1992-09-22 Hughes Aircraft Company Low noise fine frequency step synthesizer
US5422604A (en) * 1993-12-07 1995-06-06 Nec Corporation Local oscillation frequency synthesizer for vibration suppression in the vicinity of a frequency converging value

Also Published As

Publication number Publication date
KR950028328A (ko) 1995-10-18
US5825813A (en) 1998-10-20
KR100219709B1 (ko) 1999-09-01
FR2717643A1 (fr) 1995-09-22
DE19509260A1 (de) 1995-09-21

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Legal Events

Date Code Title Description
ST Notification of lapse

Effective date: 20081125