JP2014146905A - 電力線搬送通信の受信回路 - Google Patents
電力線搬送通信の受信回路 Download PDFInfo
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- JP2014146905A JP2014146905A JP2013013221A JP2013013221A JP2014146905A JP 2014146905 A JP2014146905 A JP 2014146905A JP 2013013221 A JP2013013221 A JP 2013013221A JP 2013013221 A JP2013013221 A JP 2013013221A JP 2014146905 A JP2014146905 A JP 2014146905A
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- Prior art keywords
- signal
- power
- amplifier
- circuit
- power line
- 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.)
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- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03K—PULSE TECHNIQUE
- H03K5/00—Manipulating of pulses not covered by one of the other main groups of this subclass
- H03K5/01—Shaping pulses
- H03K5/08—Shaping pulses by limiting; by thresholding; by slicing, i.e. combined limiting and thresholding
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- Physics & Mathematics (AREA)
- Nonlinear Science (AREA)
- Cable Transmission Systems, Equalization Of Radio And Reduction Of Echo (AREA)
- Dc Digital Transmission (AREA)
Abstract
簡素化された構成でありながら電磁波の漏洩が問題にならない程度の信号レベルで重畳させた信号を精度良く受信できる電力線搬送通信の受信回路を提供する。
【解決手段】
電源線9に接続されて電源線9に重畳する受信信号S1rを増幅する増幅器28と、この増幅器28の両電源C,Vcc間に直列接続された2個のコンデンサ25,26と、これらのコンデンサ25,26の接続点を前記電源線9に接続して前記受信信号S1rを両コンデンサ間の基準電圧Vthに対して所定の範囲内に制限するクリッパ回路27とを備え、前記増幅器28はクリッパ回路27によって制限された信号を前記基準電圧Vthと比較して増幅するものである。
【選択図】図2
Description
11 電力線搬送通信の受信回路
25,26 コンデンサ
27 クリッパ回路
28 増幅器(差動増幅器)
C,Vcc 増幅器の両電源
Vth 基準電圧
S1r 受信信号
Claims (3)
- 電源線に接続されて電源線に重畳する受信信号を増幅する増幅器と、この増幅器の両電源間に直列接続された2個のコンデンサと、これらのコンデンサの接続点を前記電源線に接続して前記受信信号を両コンデンサ間の基準電圧に対して所定の範囲内に制限するクリッパ回路とを備え、前記増幅器はクリッパ回路によって制限された信号を前記基準電圧と比較して増幅するものであることを特徴とする電力線搬送通信の受信回路。
- 前記増幅器は正帰還増幅する差動増幅器である請求項1に記載の電力線搬送通信の受信回路。
- 前記電源線は車両のバッテリから所定の負荷に電流を供給するための電源供給線であり、前記受信信号は前記負荷を制御するための制御信号である請求項1または請求項2に記載の受信回路。
Priority Applications (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2013013221A JP5604538B2 (ja) | 2013-01-28 | 2013-01-28 | 電力線搬送通信の受信回路 |
DE102014000345.0A DE102014000345B4 (de) | 2013-01-28 | 2014-01-16 | Empfangsschaltung für Stromleitungsträgerkommunikation |
US14/157,912 US8884678B2 (en) | 2013-01-28 | 2014-01-17 | Power line carrier communication reception circuit |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2013013221A JP5604538B2 (ja) | 2013-01-28 | 2013-01-28 | 電力線搬送通信の受信回路 |
Publications (2)
Publication Number | Publication Date |
---|---|
JP2014146905A true JP2014146905A (ja) | 2014-08-14 |
JP5604538B2 JP5604538B2 (ja) | 2014-10-08 |
Family
ID=51163614
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2013013221A Expired - Fee Related JP5604538B2 (ja) | 2013-01-28 | 2013-01-28 | 電力線搬送通信の受信回路 |
Country Status (3)
Country | Link |
---|---|
US (1) | US8884678B2 (ja) |
JP (1) | JP5604538B2 (ja) |
DE (1) | DE102014000345B4 (ja) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2018151270A (ja) * | 2017-03-14 | 2018-09-27 | オムロン株式会社 | 高周波振動計測システム |
Families Citing this family (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP5650255B2 (ja) * | 2013-01-17 | 2015-01-07 | 株式会社リブ技術研究所 | 電力線搬送通信装置 |
US11082011B1 (en) | 2019-02-07 | 2021-08-03 | Harmonic, Inc. | RF power amplifier performance by clipping prevention of large PAPR signals |
Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4149157A (en) * | 1976-05-26 | 1979-04-10 | U.S. Phillips Corporation | Receiver for a HF-intrusion detection system |
JPS6215917A (ja) * | 1985-07-15 | 1987-01-24 | Hitachi Ltd | 高速コンパレ−タ |
US5631891A (en) * | 1994-01-05 | 1997-05-20 | Fujitsu Limited | Disk reproducing circuit with automatic gain control |
JP2014103621A (ja) * | 2012-11-22 | 2014-06-05 | Rib Laboratory Inc | 自動制御システム、接点情報収集分配装置および自動制御システムの子局 |
JP2014125092A (ja) * | 2012-12-26 | 2014-07-07 | Rib Laboratory Inc | スイッチの状態変化監視回路、移動体の状態監視システム、状態監視機能を備えた移動体および状態監視対応スイッチ |
Family Cites Families (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE3142923C2 (de) * | 1981-10-29 | 1985-07-18 | ANT Nachrichtentechnik GmbH, 7150 Backnang | Optisches Übertragungssystem |
JP3931666B2 (ja) | 2002-01-24 | 2007-06-20 | 松下電器産業株式会社 | 電力線搬送通信装置 |
-
2013
- 2013-01-28 JP JP2013013221A patent/JP5604538B2/ja not_active Expired - Fee Related
-
2014
- 2014-01-16 DE DE102014000345.0A patent/DE102014000345B4/de not_active Expired - Fee Related
- 2014-01-17 US US14/157,912 patent/US8884678B2/en not_active Expired - Fee Related
Patent Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4149157A (en) * | 1976-05-26 | 1979-04-10 | U.S. Phillips Corporation | Receiver for a HF-intrusion detection system |
JPS6215917A (ja) * | 1985-07-15 | 1987-01-24 | Hitachi Ltd | 高速コンパレ−タ |
US5631891A (en) * | 1994-01-05 | 1997-05-20 | Fujitsu Limited | Disk reproducing circuit with automatic gain control |
JP2014103621A (ja) * | 2012-11-22 | 2014-06-05 | Rib Laboratory Inc | 自動制御システム、接点情報収集分配装置および自動制御システムの子局 |
JP2014125092A (ja) * | 2012-12-26 | 2014-07-07 | Rib Laboratory Inc | スイッチの状態変化監視回路、移動体の状態監視システム、状態監視機能を備えた移動体および状態監視対応スイッチ |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2018151270A (ja) * | 2017-03-14 | 2018-09-27 | オムロン株式会社 | 高周波振動計測システム |
Also Published As
Publication number | Publication date |
---|---|
JP5604538B2 (ja) | 2014-10-08 |
DE102014000345B4 (de) | 2016-02-11 |
DE102014000345A1 (de) | 2014-07-31 |
US20140210540A1 (en) | 2014-07-31 |
US8884678B2 (en) | 2014-11-11 |
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