DE69925338D1 - Verfahren und Einrichtung zur ASK-Modulation - Google Patents

Verfahren und Einrichtung zur ASK-Modulation

Info

Publication number
DE69925338D1
DE69925338D1 DE69925338T DE69925338T DE69925338D1 DE 69925338 D1 DE69925338 D1 DE 69925338D1 DE 69925338 T DE69925338 T DE 69925338T DE 69925338 T DE69925338 T DE 69925338T DE 69925338 D1 DE69925338 D1 DE 69925338D1
Authority
DE
Germany
Prior art keywords
ask modulation
ask
modulation
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
DE69925338T
Other languages
English (en)
Other versions
DE69925338T2 (de
Inventor
Kazumi Shiikuma
Toyosaka Yamasaki
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 DE69925338D1 publication Critical patent/DE69925338D1/de
Publication of DE69925338T2 publication Critical patent/DE69925338T2/de
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03C—MODULATION
    • H03C1/00—Amplitude modulation
    • H03C1/36—Amplitude modulation by means of semiconductor device having at least three electrodes
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03H—IMPEDANCE NETWORKS, e.g. RESONANT CIRCUITS; RESONATORS
    • H03H7/00—Multiple-port networks comprising only passive electrical elements as network components
    • H03H7/38—Impedance-matching networks
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L25/00—Baseband systems
    • H04L25/02—Details ; arrangements for supplying electrical power along data transmission lines
    • H04L25/03—Shaping networks in transmitter or receiver, e.g. adaptive shaping networks
    • H04L25/03828—Arrangements for spectral shaping; Arrangements for providing signals with specified spectral properties
    • H04L25/03834—Arrangements for spectral shaping; Arrangements for providing signals with specified spectral properties using pulse shaping
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L27/00—Modulated-carrier systems
    • H04L27/02—Amplitude-modulated carrier systems, e.g. using on-off keying; Single sideband or vestigial sideband modulation
    • H04L27/04—Modulator circuits; Transmitter circuits

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Physics & Mathematics (AREA)
  • Spectroscopy & Molecular Physics (AREA)
  • Power Engineering (AREA)
  • Digital Transmission Methods That Use Modulated Carrier Waves (AREA)
  • Filters And Equalizers (AREA)
  • Amplitude Modulation (AREA)
DE69925338T 1998-07-30 1999-07-28 Verfahren und Einrichtung zur ASK-Modulation Expired - Fee Related DE69925338T2 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP21551698A JP3362672B2 (ja) 1998-07-30 1998-07-30 Ａｓｋ変調装置及びａｓｋ変調方法
JP21551698 1998-07-30

Publications (2)

Publication Number Publication Date
DE69925338D1 true DE69925338D1 (de) 2005-06-23
DE69925338T2 DE69925338T2 (de) 2006-03-09

Family

ID=16673715

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69925338T Expired - Fee Related DE69925338T2 (de) 1998-07-30 1999-07-28 Verfahren und Einrichtung zur ASK-Modulation

Country Status (6)

Country Link
US (1) US6792050B1 (de)
EP (1) EP0977408B1 (de)
JP (1) JP3362672B2 (de)
CA (1) CA2279065A1 (de)
DE (1) DE69925338T2 (de)
SG (1) SG80637A1 (de)

Families Citing this family (17)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP3473492B2 (ja) 1999-04-28 2003-12-02 株式会社村田製作所 Ａｓｋ変調器およびそれを用いた通信装置
US6608536B2 (en) 2000-11-09 2003-08-19 Broadcom Corporation Constant impedance filter
US7505580B2 (en) 2000-11-09 2009-03-17 Broadcom Corporation IP telephone system
US7292645B2 (en) * 2001-05-29 2007-11-06 Agere Systems Inc. Binary transmitter and method of transmitting data in binary format
JP2003101309A (ja) * 2001-09-20 2003-04-04 Mitsubishi Electric Corp マイクロ波装置
JP4447596B2 (ja) 2006-06-28 2010-04-07 パナソニック株式会社 パルス生成回路及び変調器
US8023586B2 (en) * 2007-02-15 2011-09-20 Med-El Elektromedizinische Geraete Gmbh Inductive power and data transmission system based on class D and amplitude shift keying
JP4968803B2 (ja) * 2009-05-21 2012-07-04 日本電信電話株式会社 バーストデータ受信回路
JP5762723B2 (ja) 2009-11-20 2015-08-12 株式会社半導体エネルギー研究所 変調回路及びそれを備えた半導体装置
CN102656625B (zh) 2009-12-18 2016-08-03 株式会社半导体能源研究所 用于驱动液晶显示设备的方法
WO2011081041A1 (en) 2009-12-28 2011-07-07 Semiconductor Energy Laboratory Co., Ltd. Semiconductor device and method for manufacturing the semiconductor device
RU2468497C1 (ru) * 2011-06-28 2012-11-27 Государственное образовательное учреждение высшего профессионального образования "Томский государственный университет систем управления и радиоэлектроники" (ТУСУР) Установка регулирования амплитуды мощных гармонических сигналов
JP5881492B2 (ja) * 2012-03-23 2016-03-09 株式会社東芝 Ａｓｋ信号発生器
US20210226828A1 (en) * 2017-10-19 2021-07-22 Telefonaktiebolaget Lm Ericsson (Publ) Transmitter, network node, method and computer program
US11063797B2 (en) 2017-11-03 2021-07-13 Telefonaktiebolaget Lm Ericsson (Publ) Transmitter, network node, method and computer program
US11240090B2 (en) 2017-11-03 2022-02-01 Telefonaktiebolaget Lm Ericsson (Publ) Receiver, communication apparatus, method and computer program
FR3091796A1 (fr) * 2019-01-14 2020-07-17 Stmicroelectronics Sa Circuit électronique de détection d’enveloppe et démodulateur correspondant

Family Cites Families (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3794920A (en) 1971-09-15 1974-02-26 Westinghouse Air Brake Co Fail-safe code keying transmitter
US3906349A (en) 1973-03-23 1975-09-16 Westinghouse Air Brake Co Modulated carrier transmitting circuit
US3961287A (en) * 1975-04-16 1976-06-01 Prf, Inc. Amplitude modulated transmitter
JPS58104531A (ja) 1981-12-17 1983-06-22 Fujitsu Ltd スイツチ回路
US4602226A (en) * 1985-03-21 1986-07-22 General Electric Company Apparatus for the gated modulation of a radio-frequency carrier signal
JPH02223256A (ja) 1988-11-28 1990-09-05 Nec Corp 単一周波数発生回路
JPH0734560B2 (ja) 1989-05-18 1995-04-12 株式会社ケンウッド オン・オフキーイング変調回路
US5239275A (en) * 1989-08-04 1993-08-24 Motorola, Inc. Amplitude modulator circuit having multiple power supplies
JPH04167645A (ja) 1990-10-26 1992-06-15 Matsushita Electric Works Ltd Ａｓｋ変調器
DE69230315T2 (de) * 1992-05-26 2000-02-24 Hewlett-Packard Gmbh Einrichtung zur Änderung der Impulsübergangszeit
US5694439A (en) * 1995-03-21 1997-12-02 Intel Corporation Bi-directional low pass filtering method and apparatus
US6014409A (en) * 1997-02-05 2000-01-11 Cabletron Systems, Inc. Passive analog filter for network interface
JPH10261925A (ja) * 1997-03-17 1998-09-29 Toshiba Corp 高周波増幅器
US5798674A (en) * 1997-04-08 1998-08-25 Raytheon Company Band Limited AM modulator using linear power amplification
US6608536B2 (en) * 2000-11-09 2003-08-19 Broadcom Corporation Constant impedance filter

Also Published As

Publication number Publication date
DE69925338T2 (de) 2006-03-09
EP0977408A3 (de) 2003-02-05
EP0977408A2 (de) 2000-02-02
JP3362672B2 (ja) 2003-01-07
JP2000049874A (ja) 2000-02-18
CA2279065A1 (en) 2000-01-30
US6792050B1 (en) 2004-09-14
SG80637A1 (en) 2001-05-22
EP0977408B1 (de) 2005-05-18

Similar Documents

Publication Publication Date Title
DE69940804D1 (de) Verfahren und vorrichtung zur unterdrückung von abklingartefakten
DE69807202D1 (de) Verfahren und gerät zur bohrlochüberwachung
DE69913106D1 (de) Verfahren und gerät zur roboterausrichtung
DE69530754D1 (de) Verfahren und vorrichtung zur kapillarentwässerung
DE69907878D1 (de) Verfahren und vorrichtung zur elektrokoagulation von flüssigkeiten
DE69903497D1 (de) Verfahren und Vorrichtung zur Unterdrückung von Resonanz
DE69835511D1 (de) Verfahren und Vorrichtung zur Durckimpulsbetätigte Telemetrie
DE60020614D1 (de) Vorrichtung und Verfahren zur Planarisierung
DE69739887D1 (de) Verfahren und Einrichtung zur Blockverschlüsselung
DE69832534D1 (de) Verfahren und vorrichtung zur auswahl von orthodontischen vorrichtungen
DE69821751D1 (de) Verfahren und Gerät zur Funkübertragung
DE59810147D1 (de) Vorrichtung und Verfahren zur Bedienung medizintechnischer Geräte
DE69835314D1 (de) Verfahren und Vorrichtung zur formatgesteuerten Interaktion zwischen Geräten
DE69936708D1 (de) Verfahren und vorrichtung zur lampensteuerung
DE69925155D1 (de) Verfahren und gerät zur klassifikation
DE69938403D1 (de) Verfahren und Vorrichtung zur Routenberechnung
DE19983717T1 (de) Vorrichtung und Verfahren zur Ausrichtung
DE59902261D1 (de) Verfahren und Einrichtung zur Zustandsschätzung
DE69529567D1 (de) Einrichtung und verfahren zur kommunikation
DE69834320D1 (de) Verfahren und Vorrichtung zur Folgeschätzung
DE69925338D1 (de) Verfahren und Einrichtung zur ASK-Modulation
DE69818981D1 (de) Vorrichtung und verfahren zur kristallisation
DE60016639D1 (de) Verfahren und Vorrichtung zur Pfadsuche
DE69737699D1 (de) Gerät und verfahren zur fft-berechnung
DE69926451D1 (de) Verfahren und Vorrichtung zur Unterdrückung von Mehrkanalechos

Legal Events

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