JP4982260B2 - パルス変調回路 - Google Patents

パルス変調回路 Download PDF

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Publication number
JP4982260B2
JP4982260B2 JP2007157937A JP2007157937A JP4982260B2 JP 4982260 B2 JP4982260 B2 JP 4982260B2 JP 2007157937 A JP2007157937 A JP 2007157937A JP 2007157937 A JP2007157937 A JP 2007157937A JP 4982260 B2 JP4982260 B2 JP 4982260B2
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JP
Japan
Prior art keywords
signal
circuit
control signal
intermittent operation
transmission
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
JP2007157937A
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English (en)
Japanese (ja)
Other versions
JP2008042890A (ja
JP2008042890A5 (OSRAM
Inventor
潤二 佐藤
卓 藤田
茂 小林
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.)
Panasonic Corp
Panasonic Holdings Corp
Original Assignee
Panasonic Corp
Matsushita Electric Industrial 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 Panasonic Corp, Matsushita Electric Industrial Co Ltd filed Critical Panasonic Corp
Priority to JP2007157937A priority Critical patent/JP4982260B2/ja
Priority to US12/305,559 priority patent/US8599944B2/en
Priority to PCT/JP2007/062327 priority patent/WO2007148691A1/ja
Publication of JP2008042890A publication Critical patent/JP2008042890A/ja
Publication of JP2008042890A5 publication Critical patent/JP2008042890A5/ja
Application granted granted Critical
Publication of JP4982260B2 publication Critical patent/JP4982260B2/ja
Expired - Fee Related legal-status Critical Current
Anticipated expiration legal-status Critical

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    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L25/00—Baseband systems
    • H04L25/38—Synchronous or start-stop systems, e.g. for Baudot code
    • H04L25/40—Transmitting circuits; Receiving circuits
    • H04L25/49—Transmitting circuits; Receiving circuits using code conversion at the transmitter; using predistortion; using insertion of idle bits for obtaining a desired frequency spectrum; using three or more amplitude levels ; Baseband coding techniques specific to data transmission systems
    • H04L25/4902—Pulse width modulation; Pulse position modulation
    • 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
    • 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
    • H04B1/69—Spread spectrum techniques
    • H04B1/7163—Spread spectrum techniques using impulse radio
    • H04B1/717—Pulse-related aspects
    • H04B1/7174—Pulse generation
    • 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
    • H04B1/69—Spread spectrum techniques
    • H04B1/7163—Spread spectrum techniques using impulse radio
    • H04B1/7176—Data mapping, e.g. modulation
    • 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)
  • Transmitters (AREA)
  • Amplitude Modulation (AREA)
  • Amplifiers (AREA)
JP2007157937A 2006-06-20 2007-06-14 パルス変調回路 Expired - Fee Related JP4982260B2 (ja)

Priority Applications (3)

Application Number Priority Date Filing Date Title
JP2007157937A JP4982260B2 (ja) 2006-06-20 2007-06-14 パルス変調回路
US12/305,559 US8599944B2 (en) 2006-06-20 2007-06-19 Pulse modulation circuit and pulse modulation method
PCT/JP2007/062327 WO2007148691A1 (ja) 2006-06-20 2007-06-19 パルス変調回路及びパルス変調方法

Applications Claiming Priority (5)

Application Number Priority Date Filing Date Title
JP2006170450 2006-06-20
JP2006170450 2006-06-20
JP2006193097 2006-07-13
JP2006193097 2006-07-13
JP2007157937A JP4982260B2 (ja) 2006-06-20 2007-06-14 パルス変調回路

Related Child Applications (1)

Application Number Title Priority Date Filing Date
JP2011242698A Division JP2012034417A (ja) 2006-06-20 2011-11-04 パルス変調回路及びパルス変調方法

Publications (3)

Publication Number Publication Date
JP2008042890A JP2008042890A (ja) 2008-02-21
JP2008042890A5 JP2008042890A5 (OSRAM) 2010-04-22
JP4982260B2 true JP4982260B2 (ja) 2012-07-25

Family

ID=38833433

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2007157937A Expired - Fee Related JP4982260B2 (ja) 2006-06-20 2007-06-14 パルス変調回路

Country Status (3)

Country Link
US (1) US8599944B2 (OSRAM)
JP (1) JP4982260B2 (OSRAM)
WO (1) WO2007148691A1 (OSRAM)

Families Citing this family (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2009147788A (ja) * 2007-12-17 2009-07-02 Panasonic Corp 送信器、受信器及び通信端末システム
US8659388B2 (en) * 2008-07-10 2014-02-25 GM Global Technology Operations LLC Variable strength wireless communication system
JP5673824B2 (ja) * 2011-07-14 2015-02-18 富士通株式会社 差動型増幅回路
JP5831222B2 (ja) * 2011-12-28 2015-12-09 富士通株式会社 パルス発生器および半導体集積回路
DE102011090110A1 (de) * 2011-12-29 2013-07-04 Robert Bosch Gmbh Kommunikationssystem mit Steuerung des Zugriffs auf ein gemeinsames Kommunikationsmedium
CN104378090B (zh) * 2014-09-15 2017-02-15 小米科技有限责任公司 Pwm数据的处理方法及装置
US9843317B2 (en) 2014-09-15 2017-12-12 Xiaomi Inc. Method and device for processing PWM data
US9705601B2 (en) * 2014-11-28 2017-07-11 Sumitomo Electric Industries, Ltd. Driver for pulse amplitude modulation and optical transmitter implementing the same
US9917628B2 (en) * 2015-01-16 2018-03-13 RF DSP Inc. Beamforming in a MU-MIMO wireless communication system with relays
KR102092213B1 (ko) * 2016-03-23 2020-03-23 베이징 나우라 마이크로일렉트로닉스 이큅먼트 씨오., 엘티디. 임피던스 매칭 시스템, 임피던스 매칭 방법 및 반도체 공정장비
WO2018167825A1 (ja) * 2017-03-13 2018-09-20 三菱電機株式会社 信号伝送装置

Family Cites Families (23)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6159950A (ja) 1984-08-31 1986-03-27 Fujitsu Ltd Ｆｓｋ変調方式
JPS6381698A (ja) * 1986-09-25 1988-04-12 Hiroshi Nakamura サンプリングホ−ルド回路
JPH0270524U (OSRAM) * 1988-11-17 1990-05-29
US6362737B1 (en) * 1998-06-02 2002-03-26 Rf Code, Inc. Object Identification system with adaptive transceivers and methods of operation
JPH1174938A (ja) 1997-08-29 1999-03-16 Nippon Steel Corp Ａｓｋ変調波通信装置、データキャリア及び通信システム
JPH11220429A (ja) * 1997-11-13 1999-08-10 Matsushita Electric Ind Co Ltd 適応等化装置
JP3878320B2 (ja) * 1998-03-25 2007-02-07 株式会社ルネサステクノロジ 出力回路、パルス幅変調回路および半導体集積回路
UA54622C2 (uk) * 1998-11-05 2003-03-17 Інфінеон Текнолоджіз Аг Спосіб демодуляції імодульованої шляхом зміни амплітуди між низьким і високим рівнями напруги і демодулятор для його здійснення
US7110435B1 (en) * 1999-03-15 2006-09-19 Parkervision, Inc. Spread spectrum applications of universal frequency translation
US6940916B1 (en) * 2000-01-27 2005-09-06 Pmc-Sierra, Inc. Wideband analog quadrature modulator/demodulator with pre-compensation/post-compensation correction
JP2001326569A (ja) 2000-05-16 2001-11-22 Toshiba Corp Ｌｅｄ駆動回路及び光送信モジュール
JP2001326698A (ja) 2000-05-18 2001-11-22 Matsushita Electric Ind Co Ltd Ａｓｋ変調回路
US7050419B2 (en) * 2001-02-23 2006-05-23 Terayon Communicaion Systems, Inc. Head end receiver for digital data delivery systems using mixed mode SCDMA and TDMA multiplexing
KR100454941B1 (ko) * 2001-03-27 2004-11-06 삼성전자주식회사 이동통신단말기의 퀵 페이징 메시지 수신 장치 및 방법
GB2393049B (en) * 2002-09-13 2005-09-28 Hitachi Ltd High frequency semiconductor integrated circuit and radio communication system
JP3879640B2 (ja) 2002-09-18 2007-02-14 オムロン株式会社 Ａｓｋ変調回路
JP2004153442A (ja) 2002-10-29 2004-05-27 Sony Corp 光送信装置、光受信装置および光通信システム、並びにその送・受信方法
JP3778906B2 (ja) 2003-07-28 2006-05-24 アンリツ株式会社 短パルス発生回路及びその短パルス発生回路を用いたレーダ装置
JP2005210759A (ja) * 2004-01-19 2005-08-04 Sanken Electric Co Ltd 共振型スイッチング電源装置
JP2005217999A (ja) 2004-02-02 2005-08-11 Hitachi Ltd デジタルデータ伝送回路
JP4320615B2 (ja) 2004-06-04 2009-08-26 ソニー株式会社 光ディスクドライブ
CN1906500B (zh) 2004-10-14 2010-09-29 安立股份有限公司 小尺寸低功耗短程雷达及其控制的方法
WO2007106443A2 (en) * 2006-03-10 2007-09-20 Tlc Precision Wafer Technology, Inc. Monolithic integrated transceiver

Also Published As

Publication number Publication date
US20090168919A1 (en) 2009-07-02
US8599944B2 (en) 2013-12-03
WO2007148691A1 (ja) 2007-12-27
JP2008042890A (ja) 2008-02-21

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