JPH08502152A - 電線経由通信用動力線カプラモデム装置 - Google Patents
電線経由通信用動力線カプラモデム装置Info
- Publication number
- JPH08502152A JPH08502152A JP6503823A JP50382394A JPH08502152A JP H08502152 A JPH08502152 A JP H08502152A JP 6503823 A JP6503823 A JP 6503823A JP 50382394 A JP50382394 A JP 50382394A JP H08502152 A JPH08502152 A JP H08502152A
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- 230000006854 communication Effects 0.000 title claims description 45
- 238000004891 communication Methods 0.000 title claims description 44
- 230000010363 phase shift Effects 0.000 claims description 28
- 238000000034 method Methods 0.000 claims description 13
- 230000008878 coupling Effects 0.000 claims description 4
- 238000010168 coupling process Methods 0.000 claims description 4
- 238000005859 coupling reaction Methods 0.000 claims description 4
- 239000002131 composite material Substances 0.000 claims 3
- 230000005540 biological transmission Effects 0.000 abstract description 7
- 238000009429 electrical wiring Methods 0.000 abstract description 6
- 238000010586 diagram Methods 0.000 description 8
- 238000012545 processing Methods 0.000 description 8
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical group [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 6
- 238000001228 spectrum Methods 0.000 description 5
- 238000005516 engineering process Methods 0.000 description 4
- 238000001514 detection method Methods 0.000 description 2
- 229910052742 iron Inorganic materials 0.000 description 2
- 230000005236 sound signal Effects 0.000 description 2
- 241000255925 Diptera Species 0.000 description 1
- 238000005054 agglomeration Methods 0.000 description 1
- 230000002776 aggregation Effects 0.000 description 1
- 230000008901 benefit Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 238000012937 correction Methods 0.000 description 1
- 238000013144 data compression Methods 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 235000011962 puddings Nutrition 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
Classifications
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L5/00—Arrangements affording multiple use of the transmission path
- H04L5/02—Channels characterised by the type of signal
- H04L5/06—Channels characterised by the type of signal the signals being represented by different frequencies
- H04L5/08—Channels characterised by the type of signal the signals being represented by different frequencies each combination of signals in different channels being represented by a fixed frequency
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B3/00—Line transmission systems
- H04B3/54—Systems for transmission via power distribution lines
- H04B3/542—Systems for transmission via power distribution lines the information being in digital form
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B3/00—Line transmission systems
- H04B3/54—Systems for transmission via power distribution lines
- H04B3/56—Circuits for coupling, blocking, or by-passing of signals
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L27/00—Modulated-carrier systems
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L27/00—Modulated-carrier systems
- H04L27/18—Phase-modulated carrier systems, i.e. using phase-shift keying
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B2203/00—Indexing scheme relating to line transmission systems
- H04B2203/54—Aspects of powerline communications not already covered by H04B3/54 and its subgroups
- H04B2203/5404—Methods of transmitting or receiving signals via power distribution lines
- H04B2203/5408—Methods of transmitting or receiving signals via power distribution lines using protocols
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B2203/00—Indexing scheme relating to line transmission systems
- H04B2203/54—Aspects of powerline communications not already covered by H04B3/54 and its subgroups
- H04B2203/5404—Methods of transmitting or receiving signals via power distribution lines
- H04B2203/5416—Methods of transmitting or receiving signals via power distribution lines by adding signals to the wave form of the power source
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B2203/00—Indexing scheme relating to line transmission systems
- H04B2203/54—Aspects of powerline communications not already covered by H04B3/54 and its subgroups
- H04B2203/5404—Methods of transmitting or receiving signals via power distribution lines
- H04B2203/5425—Methods of transmitting or receiving signals via power distribution lines improving S/N by matching impedance, noise reduction, gain control
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B2203/00—Indexing scheme relating to line transmission systems
- H04B2203/54—Aspects of powerline communications not already covered by H04B3/54 and its subgroups
- H04B2203/5429—Applications for powerline communications
- H04B2203/5445—Local network
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B2203/00—Indexing scheme relating to line transmission systems
- H04B2203/54—Aspects of powerline communications not already covered by H04B3/54 and its subgroups
- H04B2203/5429—Applications for powerline communications
- H04B2203/545—Audio/video application, e.g. interphone
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B2203/00—Indexing scheme relating to line transmission systems
- H04B2203/54—Aspects of powerline communications not already covered by H04B3/54 and its subgroups
- H04B2203/5462—Systems for power line communications
- H04B2203/5466—Systems for power line communications using three phases conductors
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B2203/00—Indexing scheme relating to line transmission systems
- H04B2203/54—Aspects of powerline communications not already covered by H04B3/54 and its subgroups
- H04B2203/5462—Systems for power line communications
- H04B2203/5483—Systems for power line communications using coupling circuits
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B2203/00—Indexing scheme relating to line transmission systems
- H04B2203/54—Aspects of powerline communications not already covered by H04B3/54 and its subgroups
- H04B2203/5462—Systems for power line communications
- H04B2203/5491—Systems for power line communications using filtering and bypassing
Landscapes
- Engineering & Computer Science (AREA)
- Signal Processing (AREA)
- Computer Networks & Wireless Communication (AREA)
- Power Engineering (AREA)
- Cable Transmission Systems, Equalization Of Radio And Reduction Of Echo (AREA)
- Small-Scale Networks (AREA)
- Digital Transmission Methods That Use Modulated Carrier Waves (AREA)
- Transceivers (AREA)
Abstract
Description
Claims (1)
- 【特許請求の範囲】 1. 電線を介して多重変調信号を送信及び受信する通信装置であって、 第1ステーションと第2ステーションとを設け、 該第1ステーションは、高速データを受け、同時に電線を介して第2ステーシ ョンに送る様に多重変調信号に変換でき、第2ステーションは、多重変調信号を 復調すると同時に、該信号を高速データに変換して戻し、更に、 上記各ステーションには、電線と各ステーションとの間で多重変調信号を結合 する為の誘電体コアカプラを内蔵したことを特徴とする通信装置。 2. 請求項1に記載の通信装置であって、誘電体コアカプラは、電線と各ステ ーション間の多重変調信号を位相線形方式で結合することを特徴とする通信装置 。 3. 請求項1に記載の通信装置であって、電線は、どの様に従来の配線として もよいことを特徴とする通信装置。 4. 請求項1に記載の通信装置であって、電線を介して送られる多重変調信号 は、3キロメータの距離を送り得ることを特徴とする通信装置。 5. 請求項1に記載の通信装置であって、多重変調信号は、異なる別個の事前 に選択された周波数で変調され、次いで、組み合わされた多重化ディジタルデー タの組み合わせであることを特徴とする通信装置。 6. 請求項1に記載の通信装置であって、高速データは、100キロシンボル /秒(Ksymbols/sec.)までのレートで伝わる直列データであることを特徴と する通信装置。 7. 請求項1に記載の通信装置であって、各ステーションは、多重変調信号を 変調及び復調する場合に、直角移相キーイング技術(quadrature Phase shif t Keying technique)を利用することを特徴とする通信装置。 8. 請求項6に記載の通信装置であって、高速データは、少くとも160キロ ビット/秒(Kbits/sec)のレートで伝わる直列データであることを特徴とす る通信装置。 9. 請求項1に記載の通信装置であって、各ステーションは、8移相キーイン グ技術(Octaphase Shift Keying techique)を利用することを特徴とす る通信装置。 10. 請求項7に記載の通信装置であって、該通信装置のデータ誤差の割合( data error rate)が10-9以下であることを特徴とする通信装置。 11. 高速で電線を介して合成変調信号を送信及び受信する通信装置であって 、 電線により相互に接続された第1ステーションと第2ステーションとを設け、 各ステーションは、多重入力及び出力データ線と、変調器と、復調器と、空心 カプラとより構成し、 多重出力データ線は、電気的情報を変調器に伝達し、1本のデータ線を各変調 器に入れ、 各々異なる事前に選択の変調周波数で作動する上記変調器は、対応する出力デ ータ線から受けた出力データを変調し、該変調データ信号を空心カプラに伝達し 、 移相線形で、事前に選択の変調周波数で電線とインピーダンス整合した各空心 カプラは、出力合成信号を作ることにより、各変調出力データ信号を電線に結合 し、 各空心カプラも、又、電線からの入力合成信号を受けると共に、並列入力変調 信号の位相に影響することなしに入力合成信号を並列入力変調信号に分け、該入 力変調信号を、復調器に伝達し、 各入力変調信号に対し1つづつ設けた各復調器は、入力変調信号を復調し、そ れを入力データとして入力データ線に伝達することを特徴とする通信装置。 12. 請求項11に記載の通信装置であって、全ての入力データ線が、入力デ ータ線の電気的情報を多重化して入力データストリーム線に入れるマルチプレク サに接続され、 全ての入力データ線は、出力データストリーム線の電気情報を非多重化して出 力データ線に入れるデマルチプレクサに接続されたことを特徴とする通信装置。 13. 請求項12に記載の通信装置であって、入力及び出力データストリーム 線は、個々に、入力又は出力データ線の数を掛けた約80キロシンボル/秒(K s ymbol/sec)で作動することを特徴とする通信装置。 14. 請求項11に記載の通信装置であって、空心カプラは誘電体コアを有す ることを特徴とする通信装置。 15. 請求項11に記載の通信装置であって、入力及び出力データ線の電気的 情報は、アナログ情報であることを特徴とする通信装置。 16. 請求項12に記載の通信装置であって、復調器は復調の前に位相ロック ループ回路を内蔵することを特徴とする通信装置。 17. 請求項16に記載の通信装置であって、変調器と復調器は、直角移相キ ーイング回路(quadrature Phase Shift Keying Circuitry)を内蔵す ることを特徴とする通信装置。 18. 請求項16に記載の通信装置であって、変調器と復調器は、8移相キー イング回路(Octaphase Shift Keying Circuitry)を内蔵することを特 徴とする通信装置。 19. 請求項11に記載の通信装置であって、各ステーションは、マルチプレ クサ、デマルチプレクサ、直列入力線及び直列出力線よりなり、 各データストリーム出力線は、マルチプレクサに出力データを伝達し、 該マルチプレクサは、データストリーム出力データを多重出力データ線に多重 化して入れると共に、 各デマルチプレクサは、入力データ線から入力データを受けると共に、データ を非多重化して、データストリーム入力データとし、該入力データをデータスト リーム入力線に送ることを特徴とする通信装置。 20. 請求項17に記載の通信装置であって、データストリーム入力線、及び データストリーム出力線は共に、約1メガボー(Mbaud)を越えるデータ速度で 伝達されることを特徴とする通信装置。 21. 複数の電子プロセサを、電線上で通信可能とする通信方法であって、 第1の電子プロセサに接続した第1エンコーダ/デコーダユニットと、第2の 電子プロセサに接続した、少くとも第2のエンコーダ/デコーダユニットとを設 け、第1と第2のエンコーダ/デコーダユニットの両方を電線に接続し、空心カ プラを用いるステップと、 第1の電子プロセサから第1のデータストリームを受けるステップと、 第1のデータストリームを多重並列データストリームに多重化するステップと 、 各並列データストリームを、異なる別個の事前に選択した変調周波数で変調し 、結果として多重変調データストリームを得るステップと、 多重変調データストリームを、組合せデータストリームとして組み合せるステ ップと、 電線上の組合せデータストリームを、位相線形方式で送るステップと、 第2のエンコーダ/デコーダユニットにおいて、組合せデータストリームを受 け取るステップと、 組合せデータストリームを、位相線形方式で、それぞれ異なる別個の変調周波 数で変調する多重変調データストリームに分けるステップと、 各変調データストリームを復調し、並列データストリームを創成するステップ と、 並列データストリームを非多重化して、単1の第2データストリームにするス テップと、 第2のデータストリームを、第2の電子プロセサに接続するステップとよりな ることを特徴とする通信方法。
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US07/884,123 US5351272A (en) | 1992-05-18 | 1992-05-18 | Communications apparatus and method for transmitting and receiving multiple modulated signals over electrical lines |
| US07/884,123 | 1992-05-18 | ||
| PCT/US1993/004726 WO1993023928A1 (en) | 1992-05-18 | 1993-05-18 | Power line coupler modem device for communication over electrical lines |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH08502152A true JPH08502152A (ja) | 1996-03-05 |
| JP3411278B2 JP3411278B2 (ja) | 2003-05-26 |
Family
ID=25384005
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP50382394A Expired - Lifetime JP3411278B2 (ja) | 1992-05-18 | 1993-05-18 | 電線経由通信用動力線カプラモデム装置 |
Country Status (5)
| Country | Link |
|---|---|
| US (1) | US5351272A (ja) |
| EP (3) | EP1777832A1 (ja) |
| JP (1) | JP3411278B2 (ja) |
| CA (1) | CA2135918C (ja) |
| WO (1) | WO1993023928A1 (ja) |
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| US2125119A (en) * | 1936-06-02 | 1938-07-26 | Gen Electric | Coupling transformer |
| US4004110A (en) * | 1975-10-07 | 1977-01-18 | Westinghouse Electric Corporation | Power supply for power line carrier communication systems |
| US4142178A (en) * | 1977-04-25 | 1979-02-27 | Westinghouse Electric Corp. | High voltage signal coupler for a distribution network power line carrier communication system |
| US4254402A (en) * | 1979-08-17 | 1981-03-03 | Rockwell International Corporation | Transformer arrangement for coupling a communication signal to a three-phase power line |
| NZ196231A (en) * | 1980-02-18 | 1985-04-30 | Sangamo Weston | Transmission of digital data on power lines:data phase modulates dual coherent carrier frequencies |
| US4355303A (en) * | 1981-04-09 | 1982-10-19 | Westinghouse Electric Corp. | Receiver for a distribution network power line carrier communication system |
| US4675648A (en) * | 1984-04-17 | 1987-06-23 | Honeywell Inc. | Passive signal coupler between power distribution systems for the transmission of data signals over the power lines |
| FR2579340B3 (fr) * | 1985-03-22 | 1988-05-06 | Delahaye Achille | Dispositif pour utilisation du cablage de distribution d'energie d'un abonne et reseau local de transmission d'information |
| CH671658A5 (ja) * | 1986-01-15 | 1989-09-15 | Bbc Brown Boveri & Cie | |
| US4815106A (en) * | 1986-04-16 | 1989-03-21 | Adaptive Networks, Inc. | Power line communication apparatus |
| US4845466A (en) * | 1987-08-17 | 1989-07-04 | Signetics Corporation | System for high speed digital transmission in repetitive noise environment |
| US4885563A (en) * | 1988-05-03 | 1989-12-05 | Thermo King Corporation | Power line carrier communication system |
| US4903006A (en) * | 1989-02-16 | 1990-02-20 | Thermo King Corporation | Power line communication system |
| EP0470185B1 (en) * | 1989-04-28 | 1995-11-29 | ABRAHAM, Charles | Power-line communication apparatus |
| US5185591A (en) * | 1991-07-12 | 1993-02-09 | Abb Power T&D Co., Inc. | Power distribution line communication system for and method of reducing effects of signal cancellation |
-
1992
- 1992-05-18 US US07/884,123 patent/US5351272A/en not_active Expired - Lifetime
-
1993
- 1993-05-18 JP JP50382394A patent/JP3411278B2/ja not_active Expired - Lifetime
- 1993-05-18 CA CA002135918A patent/CA2135918C/en not_active Expired - Lifetime
- 1993-05-18 EP EP06013222A patent/EP1777832A1/en not_active Ceased
- 1993-05-18 EP EP93913976A patent/EP0689738A4/en not_active Ceased
- 1993-05-18 EP EP20040000976 patent/EP1416645A2/en not_active Withdrawn
- 1993-05-18 WO PCT/US1993/004726 patent/WO1993023928A1/en not_active Ceased
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|---|---|
| EP1416645A2 (en) | 2004-05-06 |
| CA2135918C (en) | 2003-08-05 |
| EP0689738A4 (en) | 1996-07-10 |
| US5351272A (en) | 1994-09-27 |
| EP1777832A1 (en) | 2007-04-25 |
| JP3411278B2 (ja) | 2003-05-26 |
| CA2135918A1 (en) | 1993-11-25 |
| EP0689738A1 (en) | 1996-01-03 |
| WO1993023928A1 (en) | 1993-11-25 |
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