JPS60183826A - Data transmission circuit - Google Patents
Data transmission circuitInfo
- Publication number
- JPS60183826A JPS60183826A JP3995284A JP3995284A JPS60183826A JP S60183826 A JPS60183826 A JP S60183826A JP 3995284 A JP3995284 A JP 3995284A JP 3995284 A JP3995284 A JP 3995284A JP S60183826 A JPS60183826 A JP S60183826A
- Authority
- JP
- Japan
- Prior art keywords
- signal
- switch
- line
- terminal
- photocoupler
- 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.)
- Granted
Links
Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B3/00—Line transmission systems
- H04B3/54—Systems for transmission via power distribution lines
-
- 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
- H04B2203/5495—Systems for power line communications having measurements and testing channel
Landscapes
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
- Selective Calling Equipment (AREA)
- Arrangements For Transmission Of Measured Signals (AREA)
- Cable Transmission Systems, Equalization Of Radio And Reduction Of Echo (AREA)
Abstract
Description
【発明の詳細な説明】
技術分野
本発明け、制御データ々ど全２紳式で伝送するデータ伝
送回路に関する。DETAILED DESCRIPTION OF THE INVENTION Technical Field The present invention relates to a data transmission circuit that transmits control data in a two-way format.
背角技術
第１図は、制御データ々どを伝送する従来からのデータ
伝送回路の電気回路図である。本体処理部Ａ１は、電源
Ｅ１、ホトカプラ４，５，６および抵抗７，８，９から
構成される。操作部Ｂ１はスイッチ１，２．３’ｉ有し
、スイッチ１の一端はラインＩ！１ｆｆ：介して抵抗７
の一端に接続され、スイッチ２の一端はラインＩ！２’
ｉ介して抵抗８の一端に接続され、スイッチ３の一端は
ライン／３を介して抵抗９の一端に接続される。スイッ
チ１゜２．３の他端は、ライン１４ケ介してそれぞれ接
地される。スイッチ１をオンすると、％源ｂ １からの
電流は、ホトカプラ４および抵わ１’、 ７ ｆ！：介
しライン／１を矢符Ｆ１の方向に流力、ライン！！４’
ｒ：介して接地に流れる。これによってホトカプラ４は
動作し、出力Ｑ１から信号を送出する。スイッチ２をオ
ンすると、電源Ｅ１からの電流１は、ホトカプラ５およ
び抵抗８ヶ介しラインＩ！２’、、ｒ矢Ｆｒ Ｆ’２の
方向に流れ、ライン１４ケ介して接地に流ね、ホトカプ
ラ５は動作する。スイッチ３をオンすると、 ′Ｆｌｉ
源Ｅ １からの電流は、ホトカプラ６および抵抗９を介
しラインｌ！３’ｉ矢符Ｆ３の方向に流力１、ライン１
４を介して接地に流れ、ホトカプラ６は動作する。以上
のようにスイッチ１をオンするとホトカプラ４の出力Ｑ
１から信号が送出され、スイッチ２全オンするとホトカ
プラ５の出力Ｑ２から信号が送出され、スイッチ３をオ
ンするとホトカプラ６の出力Ｑ３から信号が送出される
。このような信号によって、電気機器などがｆｌｉ制御
される。DESCRIPTION OF THE PREFERRED EMBODIMENTS FIG. 1 is an electrical circuit diagram of a conventional data transmission circuit for transmitting control data. The main body processing section A1 is composed of a power source E1, photocouplers 4, 5, and 6, and resistors 7, 8, and 9. The operating section B1 has switches 1, 2.3'i, and one end of the switch 1 is connected to the line I! 1ff: Resistor 7 through
one end of the switch 2 is connected to one end of the line I! 2'
One end of the switch 3 is connected to one end of the resistor 9 through the line /3. The other ends of the switches 1, 2, and 3 are each connected to ground via 14 lines. When switch 1 is turned on, the current from source b 1 flows through photocoupler 4 and resistor 1', 7 f! : Fluid force through the line/1 in the direction of arrow F1, line! ! 4'
r: Flows through to ground. This causes the photocoupler 4 to operate and send out a signal from the output Q1. When the switch 2 is turned on, the current 1 from the power source E1 is passed through the photocoupler 5 and 8 resistors to the line I! 2', , Flows in the direction of arrow FrF'2, flows to the ground via 14 lines, and the photocoupler 5 operates. When switch 3 is turned on, 'Fli
The current from source E1 is passed through optocoupler 6 and resistor 9 to line l! 3'i Fluid force 1, line 1 in the direction of arrow F3
4 to ground, and the photocoupler 6 operates. When switch 1 is turned on as described above, the output Q of photocoupler 4 is
When the switch 2 is fully turned on, a signal is sent from the output Q2 of the photocoupler 5, and when the switch 3 is turned on, a signal is sent from the output Q3 of the photocoupler 6. Electrical equipment and the like are fli controlled by such signals.
このように第１図に示すような回路では、信号を伝達す
る伝送線はスイッチの数と共通線との数が必要となり、
配線が而１１１］になり、またコスト高にもなる。In this way, in the circuit shown in Figure 1, the transmission line for transmitting signals requires the number of switches and the number of common lines.
The wiring becomes complicated, and the cost also increases.
目 的
本発明の目的は、上述の技術的課題ｋ 解決し、信号を
伝達する伝送線は２線配ｐｐで行ない、低価格を実現す
るデータ伝送回路を提供することでル）る０
実施例
第２図は、本発明の一天施例の電気回路図である。本体
処理部Ａ２において、端子ａｌｆｄ、択抗１１を介して
′ｔｂ、伽Ｖｃｃに接続され、またホトカプラ１２のホ
トトランジスタ１２ａのコレクタに接続される。端子ａ
２ば、抵抗１０ケ介して電源Ｖｃｃ に接続され、また
ホトカプラ１３のホトトランジスタ１３ａのコレクタに
接続される。ホトカプラ１２の発光ダイオード１２ｂの
カソード冒はライン１７ｆ介して交流電４＝ｉ＋ Ｅ
２の一端に接続され、発光ダイオード１２ｂのアノード
は抵抗１４を介してラインＩ！５に接続きれる。ホトカ
プラ１３０発光ダイオード１３ｂのアノードはラインＩ
７を介して交ＩＭＬ電卵Ｅ２の一端に接続され、発光ダ
イオード１３ｂのカソードは抵抗１４會介してライン１
５に接続される。交流電源Ｅ２の他端け、ラインｌ！８
および抵抗１５を介してライン１６に接続される。Purpose The purpose of the present invention is to solve the above-mentioned technical problem, and to provide a data transmission circuit that uses a two-wire distribution PP to transmit signals and realizes a low cost. FIG. 2 is an electrical circuit diagram of an instant embodiment of the present invention. In the main processing unit A2, the terminal alfd is connected to 'tb and Vcc via the selective resistor 11, and is also connected to the collector of the phototransistor 12a of the photocoupler 12. terminal a
2, it is connected to the power supply Vcc through 10 resistors, and is also connected to the collector of the phototransistor 13a of the photocoupler 13. The cathode of the light emitting diode 12b of the photocoupler 12 is connected to the AC current 4=i+E via the line 17f.
The anode of the light emitting diode 12b is connected to one end of the line I!2 through a resistor 14. I can connect to 5. The anode of the photocoupler 130 light emitting diode 13b is line I
The cathode of the light emitting diode 13b is connected to the line 1 through a resistor 14.
Connected to 5. At the other end of AC power supply E2, line l! 8
and connected to line 16 via resistor 15.
操作部Ｂ２け、ダイオード１６．１７およびスイッチ１
８．’１９．２０ｉ有する。ダイオード１６のアノード
はライン１５に接続略れ、そのカソードはスイッチ１８
の一端に接続される。スイッチ１８の他端は、ラインｌ
！６に’ｊｉｂ Ｆｊｌ・される。ダイオード１７のカ
ソードはラインＩ！５にｔ’＋ｈ？−ｇれ、そのアノー
ドはスイッチ１９の一端に接続される。Operation part B2, diodes 16, 17 and switch 1
8. '19.20i. The anode of diode 16 is not connected to line 15, and its cathode is connected to switch 18.
connected to one end of the The other end of switch 18 is connected to line l.
! 'jib Fjl・is done in 6. The cathode of diode 17 is line I! t'+h for 5? -g, its anode is connected to one end of the switch 19;
スイッチ１９の他端は、ラインＩ！６に接続される。The other end of switch 19 is connected to line I! Connected to 6.
スイッチ２０の両端は、ライン！！５とラインｌ！６と
に接続される。Both ends of the switch 20 are line! ! 5 and line l! 6.
以下第３図を参照して動作を説明する。第３図（１）は
、交流ｗ ＃！Ｅ ２の出力波形を示す。スイッチ１Ｂ
全オンすると、ダイオード１６により貫１，３図ｉ１１
に示す出力は整流され、ライン１５およびライン１６に
！／′ｉ第３図ｉ２１に示す信号が流１れる。この信号
によってホトカプラ１３は動作し、第：３図（５）に示
すよう々信号全端子ａ２から送出する。このと＠端子ａ
１の信号け、郭３図（６）に示すよう（・ζハイレベル
である。The operation will be explained below with reference to FIG. Figure 3 (1) shows the AC w#! The output waveform of E2 is shown. switch 1B
When fully turned on, the diode 16 causes the pierced 1 and 3 figures i11
The output shown in is rectified into lines 15 and 16! /'i The signal shown in FIG. 3 i21 flows. This signal causes the photocoupler 13 to operate and sends out signals from all terminals a2 as shown in FIG. 3 (5). This and @terminal a
As shown in Figure 3 (6), the signal of No. 1 is at high level.
スイッチ１９ケオンすると、ダイオード１７により整流
、キれ、ライン１５およびライン／６には第３図（３）
に示す（ａ号が流れる。この信号によってホトカプラ１
２は動作し、第３図（８）に示すような信号ｋ ＺＭＭ
ｇＩ２ら送出する。このと＠ ｊＸｌ、！子ａ２の信号
は、Ｎ’、３図（７）に示すようにハイレベルである。When the switch 19 is turned on, the diode 17 rectifies and turns off, and the line 15 and line /6 are connected as shown in Figure 3 (3).
(No. a flows. This signal causes the photocoupler 1 to
2 operates, and the signal k ZMM as shown in FIG. 3 (8)
Send gI2 et al. This and @ jXl,! The signal of child a2 is at high level N', as shown in Figure 3 (7).
スイッチ２０をオンした場合、あるいはスイッチ１８お
よびスイッチ１９を同時にオンした場合は、ライン７７
５およびライン１６には第３図（４）に示すような信号
が流れる。この信号によってホトカプラ１２およびホト
カプラ１３が動作し、端子 □ａ２からは少４３図（９
）に示すような信号が送出され、端子ａ１からは２ｖ、
３図ｆ１０１に示すような信号が送出される。If switch 20 is turned on, or if switches 18 and 19 are turned on at the same time, line 77
5 and line 16, a signal as shown in FIG. 3(4) flows. This signal operates photocoupler 12 and photocoupler 13, and from terminal □a2
) is sent out, and from terminal a1 there is a voltage of 2V,
A signal as shown in FIG. 3 f101 is sent out.
このように端子ａｌ、ａ２から送出音れる信−けの仕様
の相違により３つのモードの判別ができる。In this way, three modes can be distinguished based on the differences in the specifications of the signals transmitted from the terminals al and a2.
つまりスイッチ１８，１９．２０のうちどれが＋１ｇ＋
作中であるのか、あるいはスイッチ１８のオン、スイッ
チ１９０オン、スイッチ１８．１９の同時オンのうちの
いずれであるのかが判別できる。なお第２図に示す操作
部Ｂ２け、左図の＋ψ作部ｂ２に１・彎き換えることも
できる。操作部ｂ２は、ダイオード２１．２２およびス
イッチ２３．２４を有する。スイッチ２３は操作部１３
２のスイッチ１８に対応し、スイッチ２４はド狼作部Ｂ
２のスイッチ１９に対応し、動作は同じである。In other words, which of switches 18, 19, and 20 is +1g+
It can be determined whether the switch 18 is on, the switch 190 is on, or the switches 18 and 19 are simultaneously on. Note that the operating section B2 shown in FIG. 2 can be replaced with the +ψ operating section b2 shown on the left. The operating section b2 has a diode 21.22 and a switch 23.24. The switch 23 is the operation part 13
2, the switch 24 corresponds to the switch 18 of the block B
This corresponds to the switch 19 of No. 2, and the operation is the same.
第４図は、本発明の他の実施例のγＬｉ、 ′、２を回
路図である。FIG. 4 is a circuit diagram of γLi,',2 according to another embodiment of the present invention.
第４図において、第２図に示す構成要素に対応するもの
には同一の参照符を付す。本体処理部Ａ３において、端
子ａ１は、抵抗３１を介してｆｌｔ源Ｖｃｃに接続され
、筐た電圧比較器３２の出力端子に接続さｆ’Ｌる。端
子ａ２は、抵抗３０を介してη、。In FIG. 4, components corresponding to those shown in FIG. 2 are given the same reference numerals. In the main body processing section A3, the terminal a1 is connected to the flt source Vcc via the resistor 31, and is connected to the output terminal of the voltage comparator 32 in the housing f'L. Terminal a2 is connected to η through a resistor 30.
Ｙｊ８．’４ Ｖｃ ＣＫ接続式杜、また電圧比較器３
３の出力端子に接続される。電圧比＋＋１９器３２の一
方入力端子は差動Ｊ１１！７幅器３４の出力端子に接続
さｔｔ、’電圧比較器３２の他方入力端子には正の基１
′■７ｔ１．位が与えられる。電圧比較器３３の一方入
力端子（は丹動Ｊ”＋９幅器３５の出力端子に接続きれ
、電圧比較Ｐ４３３のイ（１ツカ入力端子にｉ″ｉ負の
基準′ｉ１位が与えられる。Yj8. '4 Vc CK connection type, also voltage comparator 3
Connected to output terminal 3. One input terminal of the voltage ratio ++19 converter 32 is connected to the output terminal of the differential J11!7 amplifier 34, and the other input terminal of the voltage comparator 32 is connected to the positive base 1.
'■7t1. rank is given. One input terminal of the voltage comparator 33 is connected to the output terminal of the voltage comparator 35, and the negative reference 'i1 is applied to the input terminal of the voltage comparator P433.
差動」胃幅器３４０両入力端子１ｄ ｔｌＦ抗３抗圧６
続さ７′Ｌ１差動」胃幅器３５の内入力端子は抵抗３７
に４妾ｆＩ−；ｃされる。ダイオード３８のアノードシ
よ、以４ハ３６の一婦およびライン１７に接続をれ、ダ
ーｒオード３８のカッ−・ドは抵抗３６の他端およびダ
イオード３９のカソードに接続される。ダイオード３９
のカソードは抵抗３７の一端に接続埒れ、ダイオード３
９のアノードは抵抗３７の他端およびライン１５に接に
４１″される。Differential stomach width device 340 both input terminals 1d tlF anti-3 anti-pressure 6
The inner input terminal of the stomach width device 35 is connected to the resistor 37.
4 concubines fI-;c. The anode of diode 38 is connected to the motherboard of diode 36 and line 17, and the cathode of diode 38 is connected to the other end of resistor 36 and the cathode of diode 39. diode 39
The cathode of is connected to one end of the resistor 37, and the diode 3
The anode of 9 is connected 41'' to the other end of resistor 37 and to line 15.
交ζＩｌｃη工源Ｅ２の両端ｅよ、ライン１７とライン
ｅ８とに接続される。ライン１８は、抵抗４（）および
ラインに６−ｉ介して操作部Ｂ２のスイッチ１８゜１９
、２０の谷一端に４χかＩ′Ｃきれる。スイッチ１８
の他端はタイオード１６のカソードに接細、埒れ、スイ
ッチ１９の他炸はダイオード１７のアノードに７＆ Ｈ
される。ダイオード１６のアノード、ダイオード１７０
カソードおよびスイッチ２０の他女：１、ｉ←１１、ラ
イン１５に接続きれる。Both ends e of the intersection ζIlcη source E2 are connected to the line 17 and the line e8. The line 18 is connected to the switch 18゜19 of the operation part B2 through the resistor 4 () and the line 6-i.
, 4χ or I'C is cut at one end of the valley of 20. switch 18
The other end is connected to the cathode of the diode 16, and the other end of the switch 19 is connected to the anode of the diode 17.
be done. Anode of diode 16, diode 170
Cathode and switch 20's other female: 1, i←11, can be connected to line 15.
以下、Ａｉ前記肖）３［ス１の波形図を参照し、て動作
を訝明する。スイッチ１８をオンすると、ラインＩ５に
は第３し１（２）に示す信号が汚れる。この信号は、ｇ
抗３７を矢符Ｆ５で示す方向に流ｔ］、ダイオード３９
には流れない。これによって抵抗３７の両ｆｆ１：＋’
に′吊、圧が発生し、その電圧は−７−、動増幅器３５
により増幅される。電圧比４り器３３（ｌ−ｉ、鉛動増
１■１１器３５の出力ｔノイズカットしてｍ ３１ｙｌ
＋５１に示すような信号を送出する。スイッチ１９を
オンすると、ライン１５Ｖこは第３図（３）に示す信号
が流れる。この信号は、抵抗３７を矢符Ｆ４で示す方向
に流ｆ’Ｌ、ダイオード３８には流れない。これによっ
て抵抗３６の両端に？（１圧が発生し、その電圧は差動
増幅器３４によりＪ−１，＋幅烙れる。電圧比ｌｌ！！
２器は、差動増幅器３４の出カケノイズカットしてｆ、
３ ｔ’ＸＪ （８＋に〕ｓ＜すような信号全送出す
る。スイッチ２０４オンする１９舎、あるいＩ４スイッ
チ１８およびスイッチ１９′ｌｃ同時にオン−ｒる片１
合（′ｔ、ラインＩ！５に（−］： ｉＲ３図（４）に
示すような信号が流ｔ′しる。この信号によって４Ｊ（
−抗３７と抵抗３６と（ｒこ−、交互に重圧≠：発生す
る。したがって１１１圧比較器３３から１１記；３図（
１）ＩＶζ示す信号が送出をれ、１ｊＩ圧比較器３２か
ら４第３１’＆Ｉ＋川）に示すイイ号が送出される。Hereinafter, the operation of Ai will be explained with reference to the waveform diagram in step 3. When the switch 18 is turned on, the line I5 is contaminated with the signal shown in the third line 1(2). This signal is g
resistor 37 in the direction indicated by arrow F5], diode 39
It doesn't flow. As a result, both ff1:+' of the resistor 37
A voltage is generated at -7-, and the dynamic amplifier 35
is amplified by Voltage ratio 4 regulator 33 (l-i, lead-acting increaser 1 ■ 11 output of regulator 35 t Noise cut and m 31yl
It sends out a signal as shown at +51. When the switch 19 is turned on, the signal shown in FIG. 3 (3) flows through the line 15V. This signal flows f'L through the resistor 37 in the direction indicated by arrow F4, but does not flow through the diode 38. This causes both ends of the resistor 36? (1 voltage is generated, and the voltage is amplified by J-1, + width by the differential amplifier 34. Voltage ratio ll!!
The second device cuts the output noise of the differential amplifier 34 and generates f,
3 t'XJ (to 8+) Sends all signals such as s
('t, line I!5 (-): A signal as shown in Figure (4) of iR3 flows t'. This signal causes 4J (
- Resistor 37 and resistor 36 (r), heavy pressure≠: is generated alternately. Therefore, 111 pressure comparator 33 to 11; Figure 3 (
1) A signal indicated by IVζ is sent out, and a signal indicated by 1jI pressure comparator 32 is sent out to 4th 31'&I+river).
７ンリ ↓Ｐ、
以−にのように本発明によノ１は、交流電ｉＩＩニーの
２本のラインで操作手段のスイッチング状傅に対応して
検出手段の動作を１′！！ｉ択し、■・ｌ制御信号を発
生をせることによって、伝送線の配線が１７＋’ｊ卑（
（なり、低洒格（（もつながる。As described above, the first aspect of the present invention is to control the operation of the detection means 1' in response to the switching state of the operating means on the two lines of the AC power supply. ! By selecting i and generating ■・l control signals, the wiring of the transmission line becomes 17+'j base(
( becomes, low pun (( also connects.
第１図は従来のデータ伝送回路の１（気回路図、第２図
は本発明の一実１４Ｑ！例の電気回路１シ１、第３図は
第２図の回路の動作全説明するための波形図、第４図は
本発明の他の失施例の、１′、気回路図である。
Ａ２ 、Ａ３・・・本体処理−ｉ’ｉｌｊ、１３２・・
・操作部、１（）。
１１１１４ 、 ｌ ５ 、 ：３０ 、３１ 、３６
、３７ 、４０・・・４．１（抗、１２ 、１ ：３
・・・ホトカプラ、１６．１７゜３８．３９・・・夕゛
イオード、１８，１９．２０・・・スイッチ、３２ ＋
３ ：３ ・・・’Ｉ４＋、’ Ｉモ比１咬’ｔ？、
”ｒ、３４ 、３５−・・差動型１唱器、Ｅ２・・・交
流’ｉｊ’、 （１！：！、１５〜１８・・ラインFig. 1 is a circuit diagram of a conventional data transmission circuit, Fig. 2 is an example of an electric circuit 1 of the present invention, and Fig. 3 is for explaining the entire operation of the circuit shown in Fig. 2. 4 is a waveform diagram of 1' and a circuit diagram of another failed embodiment of the present invention. A2, A3...Main body processing-i'ilj, 132...
・Operation unit, 1 (). 11114, l5, :30, 31, 36
, 37, 40...4.1 (anti, 12, 1:3
... Photocoupler, 16.17゜38.39 ... Diode, 18,19.20 ... Switch, 32 +
3:3...'I4+,' I mo ratio 1 bite't? ,
”r, 34, 35-...Differential type 1 chanter, E2...AC 'ij', (1!:!, 15-18...line
Claims (1)
段と第２のラインと全含み直列接続される回路が接続さ
れ、前記操作手段はη’１．ｆｆ’２のラインに流れる
電流の向きを設定し、前記検出手段は第１、第２のライ
ンの電流の向きに応答して操作手段に人力された情報を
検出すること全特徴とするデータ伝送回路。A circuit including the detection means, the first line, the operating means, and the second line are all connected in series to both ends of the AC Nil, and the operating means is connected to η'1. The data transmission is characterized in that the direction of the current flowing in the line ff'2 is set, and the detection means detects information manually input to the operating means in response to the direction of the current in the first and second lines. circuit.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP3995284A JPS60183826A (en) | 1984-03-01 | 1984-03-01 | Data transmission circuit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP3995284A JPS60183826A (en) | 1984-03-01 | 1984-03-01 | Data transmission circuit |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS60183826A true JPS60183826A (en) | 1985-09-19 |
| JPH0241239B2 JPH0241239B2 (en) | 1990-09-17 |
Family
ID=12567296
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP3995284A Granted JPS60183826A (en) | 1984-03-01 | 1984-03-01 | Data transmission circuit |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS60183826A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR2844625A1 (en) * | 2002-09-16 | 2004-03-19 | Somfy Sas | Building security mechanical drive actuator control method, e.g. for shutters, having equipment receiving orders with order actuation using half periods/stop order producing line opening longer than half period. |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS53136496U (en) * | 1977-04-01 | 1978-10-28 | ||
| JPS58187096A (en) * | 1982-04-27 | 1983-11-01 | Fujitsu Ltd | Transmission system of control signal |
-
1984
- 1984-03-01 JP JP3995284A patent/JPS60183826A/en active Granted
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS53136496U (en) * | 1977-04-01 | 1978-10-28 | ||
| JPS58187096A (en) * | 1982-04-27 | 1983-11-01 | Fujitsu Ltd | Transmission system of control signal |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR2844625A1 (en) * | 2002-09-16 | 2004-03-19 | Somfy Sas | Building security mechanical drive actuator control method, e.g. for shutters, having equipment receiving orders with order actuation using half periods/stop order producing line opening longer than half period. |
| WO2004025867A1 (en) * | 2002-09-16 | 2004-03-25 | Somfy Sas | Method for controlling activation of an electromechanical actuator |
Also Published As
| Publication number | Publication date |
|---|---|
| JPH0241239B2 (en) | 1990-09-17 |
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