JP2000032179A - Method for supplying power to information receptacle, method for installing information receptacle and wiring system - Google Patents

Abstract

PROBLEM TO BE SOLVED: To provide a means capable of supplying power to an information receptacle while shortening working manhour and reducing cost. SOLUTION: Plastic optical fibers 50c, 50d are installed through a telephone pipeline 25d and plastic optical fibers 50a, 50b are installed through a telephone pipeline 25c. The optical fibers 50c, 50d, 50a, 50b are connected to POF transceivers 31, 32 in an information receptacle 30, an analog telephone line 10 is connected to a power supply unit 60 and a telephone connector 36 and the information receptacle 30 the casing of which has parallelepiped appearance is fixed on a wall. A PC 21 not shown in the connection diagram is connected to an Ethernet connector 34 and an a telephone set not shown in the diagram is connected to the connector 36.

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a power supply method for an information outlet to which various information devices can be connected, a method for installing the information outlet, and a wiring system including the information outlet.

[0002]

2. Description of the Related Art In recent years, with the development of multimedia technology, personal computers (PCs), their peripheral devices,
Furthermore, various information devices, such as home electric appliances provided with an interface such as IEEE 1394, have been widely spread in offices and general homes.

In order to communicably connect such various information devices, a local area network (LAN) using a hub is constructed, and various information devices are connected to the hub via information outlets. And so on.

[0004] In order to construct a LAN in such a building, in many cases, a plastic optical fiber which is excellent in noise resistance and inexpensive and has a good workability in installation is used as a transmission medium.

[0005]

By the way, a LAN using a plastic optical fiber has the above-mentioned excellent characteristics, but a plastic optical fiber cannot conduct electricity.

Therefore, in order to supply power to the information outlet connected to the plastic optical fiber, it is necessary to separately lay a power line using a metal wire. Therefore, there is a problem that the number of installation work is increased and the cost is increased. In particular, when such a LAN is constructed in an existing house, the installation work and cost are more problematic.

The present invention has been made to solve such a conventional problem, and an object of the present invention is to provide a means capable of supplying power to an information outlet while reducing man-hours and costs. .

Another object of the present invention is to provide a system including an information outlet which can be easily supplied with power and a means for installing the same.

[0009]

To achieve the above object, the invention according to claim 1 is a method for supplying power to an information outlet to which information equipment can be connected and for performing communication using an optical transmission medium. And a power supply to the information outlet, wherein a voltage output from an analog telephone line is supplied to the information outlet.

According to the present invention, since the power supply to the information outlet is performed by using the output voltage of the analog telephone line, it is not necessary to separately install a power supply line and the like, and the man-hour for power supply wiring of the information outlet is reduced. Cost is lower.

According to a second aspect of the present invention, in the first aspect, the power supply to the information outlet rectifies a polarity inversion voltage of the analog telephone line and converts the rectified voltage to a desired voltage value. And applying it to a predetermined location.

According to the present invention, since a voltage having a desired voltage value can be obtained from the voltage whose polarity is inverted, it becomes easy to generate the power supply voltage. The invention according to claim 3, which is another aspect of the present invention, is a method for installing an information outlet to which information equipment can be connected and for performing communication using an optical transmission medium, wherein an analog telephone line is provided. A step of passing the optical transmission medium through the telephone line piping passed, and a step of connecting the optical transmission medium and the information outlet passed through the telephone line piping,
Connecting the analog telephone line and the information outlet so that power is supplied from the analog telephone line to the information outlet.

According to the present invention, the telephone line is shared by the analog telephone line and the optical transmission medium, and the power is supplied to the information outlet using the laid analog telephone line. Need to be installed,
The installation man-hour of the information outlet is reduced and the cost is reduced.

According to a fourth aspect of the present invention, there is provided a wiring system for connecting an information device, comprising: an information outlet to which the information device can be connected; The analog telephone line is connected by an optical transmission medium passed through a telephone line pipe through which the analog telephone line is passed, and the power supply unit is connected to the analog telephone line so as to receive power supply from the analog telephone line. It is a wiring system characterized by the following.

According to the present invention, the telephone line is shared by the analog telephone line and the optical transmission medium, and the power is supplied to the information outlet using the laid analog telephone line. Need to be installed,
It is possible to realize a system in which the man-hour for installing the information outlet is reduced and the cost is reduced.

According to a fifth aspect of the present invention, in the power supply unit according to the fourth aspect, the power supply unit rectifies a polarity inversion signal output from the analog telephone line, and converts the rectified voltage to a desired voltage. According to the present invention, the rectifier rectifies the polarity inversion voltage, and the regulator derives a desired value from the rectified voltage. Since a voltage having a voltage value of? Can be obtained, it becomes easy to generate a power supply voltage.

According to a sixth aspect of the present invention, in any one of the fourth and fifth aspects, there is provided an ISDN router to which the analog telephone line is connected. According to the present invention, since the analog telephone line is connected to the ISDN router, the power supply is further stabilized.

In each of the above-mentioned inventions, if the analog telephone line is connected to an ISDN router which is supplied with power, the power supply is further stabilized.

[0019]

Embodiments of the present invention will be described below with reference to the drawings. FIG. 4 is a plan view of a house schematically illustrating a state before the wiring system according to the embodiment of the present invention is installed, and FIG. 1 is an explanatory diagram for explaining an installation process of the wiring system.

As shown in FIG. 4, a room 5a and a room 5b, each of which is formed by four walls surrounded by a wall, are separately provided in a house, and four telephone line pipes are provided in one wall. 25a,
25b, 25c, and 25d are provided, and the analog telephone line 10 is passed through each telephone line pipe. The analog telephone line 10 is generally formed in a crossover wiring shape. In the example shown in FIG. 4, the analog telephone line 10 is connected to a plug 15a.
The telephone 20a installed in the room 5a is connected to the analog telephone line 10 using the
And a plug 15b, and the telephone 20b installed in the room 5b is connected to the analog telephone line 10 using the plug 15b.

Further, an ISDN router connected to an outlet (not shown) and receiving power is installed in the room 5b. The ISDN line 100 is connected to the DSU port 41, and the analog port 42 is connected to the DSU port 41.
Is connected to an analog telephone line 10.

Note that the analog telephone line 10 is composed of two cores and is normally at a voltage of 48 (V), and has a diameter of 16 (V).
(Mm). Now, in order to facilitate understanding, it is assumed that the information outlet 30 is installed in the room 5b shown in FIG. 4, and the installation process will be described with reference to FIG.

First, the insertion plug 15b is removed,
The plastic optical fibers 50c and 50d as bidirectional two-core parallel cords are passed through the telephone line piping 25b, and the plastic optical fibers 50a and 50b as bidirectional two-core parallel cords are passed through the telephone line piping 25c. Then, the optical fibers 50c, 50d, 50a, 50 are connected to the POF transceivers 31, 32 of the information outlet 30 (POF is a Plastic Optical Fiber).
b, and the analog telephone line 10 is connected to the power supply unit 60 and the telephone connector 36.
The information outlet 30 having a rectangular parallelepiped appearance is fixed to a wall. The PC 21 not shown in FIG. 1 is connected to the Ethernet connector 34, and the telephone 20 not shown in FIG. 1 is connected to the telephone connector 36.

By sequentially installing the information outlets in this manner, power can be supplied from the analog telephone line 10, and the telephone line can be used in combination with the analog telephone line and the plastic optical fiber. Thus, since the power supply to the information outlet is performed using the output voltage of the analog telephone line, it is not necessary to separately install a power supply line or the like, and the number of man-hours for the power supply wiring of the information outlet is reduced and the cost is reduced.

Note that the above-described installation method is merely an example,
For example, after passing all plastic optical fibers through the telephone line piping, each information outlet is connected to the plastic optical fiber and the analog telephone line, and then each information outlet is fixed to a wall, and the detailed installation is appropriately performed. It goes without saying that the process contents may be changed.

FIG. 2 is a configuration diagram of the power supply unit 60 shown in FIG. The power supply unit 60 includes a rectifier circuit 61 that rectifies an output voltage of the analog telephone line 10 whose polarity changes between an incoming call and an outgoing call with a diode bridge composed of four diodes. And a regulator unit 62 for converting the voltage into a voltage having a voltage value of When the rectifier circuit 61 outputs the output voltage of the analog telephone line 10 as a voltage of about DC 48 (V), the regulator unit 62 outputs this as, for example, a voltage of DC 5 (V) or 3.3 (V). For example, the DC 5 (V) voltage is a 4-port Ethernet hub 3
3 and the voltage of DC 3.3 (V) is PO
The signals are supplied to the F transceivers 31 and 32.

As described above, the rectifier circuit 61 rectifies the polarity inversion voltage, and the regulator unit 62 obtains a voltage having a desired voltage value from the rectified voltage. Therefore, it is easy to generate the power supply voltage. become.

Next, referring to FIG. 3, the configuration and operation when this wiring system is used will be described. FIG. 3 shows an information outlet 30a, an information outlet 30b (30 in FIG. 1) connected to the telephone 20 and the PC 21, and an information outlet 30c which are connected to plastic optical fibers 50a to 50f passed through telephone line pipes 25a to 25c. FIG. 1 illustrates a configuration of a wiring system including one connected to an analog telephone line 10.

The information outlets 30a, 30b and 30c have the same configuration, and the information outlet 30b will be described as an example. The information outlet 30b is a four-port Ethernet hub 33b (FIG. 1) 33), POF transceivers 31b and 32b (31 and 32 in FIG. 1) capable of connecting a plastic optical fiber and having a function of transmitting and receiving information (including a photoelectric conversion function and an electro-optical conversion function), and an Ethernet type interface Connectors 34b and 35b (34 and 35 in FIG. 1) which are connectors that can connect
And a telephone connector 36b that is connectable to the telephone and to which the analog telephone line 10 can be connected.
(36 in FIG. 1), and are connected to receive the voltage supply from the analog telephone line 10 as described above.
And a voltage supply unit 60b for supplying voltage to the four-port Ethernet hub 33b. The four ports of the four-port Ethernet hub 33b are mutually connected to the POF transceivers 31b and 32b and the Ethernet connectors 34b and 35b. Connected for communication. These components are housed in a rectangular housing, and the front area of this housing is almost equal to that of the conventional plug-in jack. Is fixed to the wall.

An ISD is connected to the Ethernet connector 35c of the information outlet 30c and the analog telephone line 10.
An N router 40 is connected, and an ISDN line 100 is also connected to the ISDN router 40.

Next, the operation will be described. Now, it is assumed that the PC 21 is operated to send an e-mail outside the house.
At this time, the information regarding the mail transmission is stored in the connector 34b.
To the 4-port Ethernet hub 33b.
The 4-port Ethernet hub 33b converts the received information to P
This is sent to the OF transceiver 32b. POF transceiver 3
2b converts the electric signal into an optical signal and sends it to the plastic optical fiber 50b.

The POF transceiver 31c of the information outlet 30c converts the transmitted optical signal into an electric signal and
Send to port Ethernet hub 33c. The 4-port Ethernet hub 33c is connected to the Ethernet connector 35.
When the information is sent to ISDN router 40 via c, this information is sent out on ISDN line 100. In this way, for example, an electronic mail is transmitted.

On the other hand, the e-mail is sent from the outside of the house to the ISDN
When transmitted over the line 100, the ISDN router 40 sends information to the 4-port Ethernet hub 33c via the Ethernet connector 35c. When the 4-port Ethernet hub 33c sends the received information to the POF transceiver 31c, it is converted into an optical signal and sent to the plastic optical fiber 50a.
b POF transceiver 32b converts the transmitted optical signal into an electric signal and converts it into a 4-port Ethernet hub 33b.
Send to And the 4-port Ethernet hub 33b
The information is sent to the PC 21 via the Ethernet connector 34b, and the mail reception is completed. In this way, for example, an e-mail is received.

As described above, the information outlet is a two-way outlet.
Information is transmitted through plastic optical fiber as an optical signal because the cable is connected by a plastic optical fiber with a core parallel cord, and it has excellent noise resistance. Also, since a 4-port Ethernet hub is built into the information outlet, the floor surface There is no need to secure a hub installation space above.

When the telephone 20 is operated to make a call to the outside, necessary signals are sequentially transmitted via the analog telephone line 10 and transmitted to the ISDN router 4 in the conventional manner.
When it reaches 0, it is sent out on the ISDN line 100 and a call can be made.

On the other hand, when a call signal is transmitted from the outside, the analog telephone line 10 is transmitted through the ISDN router 40.
Transmitted above, telephone 20 emits a notification tone. At this time, the telephone set 20 can be picked up to make a call.

In the above description, the Ethernet specification has been described as an example of the LAN specification.
The system can be configured so that other interfaces such as EE1394 can be used, and a plurality of types of interface specifications can coexist.
In the description of this embodiment, the power supply is further stabilized because the analog telephone line is connected to the ISDN router receiving the power supply.

Furthermore, in the description of this embodiment, the installation work for an existing building has been described as an example.
It goes without saying that the present invention may be applied when a building is newly constructed.

As described above, since the power supply to the information outlet is performed using the output voltage of the analog telephone line, it is not necessary to separately provide a power supply line and the like, and the work of supplying power to the information outlet is reduced. It is reduced and the cost is reduced. In particular, in an existing building in which a telephone line pipe through which an analog telephone line has been passed is already provided, there is no need to separately install a power supply line or the like, and thus the present invention is preferably applied.

[0040]

As described above, according to the first aspect of the present invention, since the power supply to the information outlet is performed using the output voltage of the analog telephone line, it is necessary to separately provide a power supply line or the like. This eliminates the need for man-hours for power supply wiring of the information outlet and reduces costs.

According to the second aspect of the present invention, since a voltage having a desired voltage value can be obtained from the voltage whose polarity is inverted, an effect that the supply voltage can be easily generated is obtained. .

Further, according to the third aspect of the present invention, the telephone line piping is shared by the analog telephone line and the optical transmission medium,
Furthermore, since power is supplied to the information outlet using the laid analog telephone line, there is no need to separately install a power line or the like, and the effect of reducing the number of steps for installing the information outlet and reducing costs can be obtained. .

According to the fourth aspect of the present invention, the telephone line is shared by the analog telephone line and the optical transmission medium, and the power is supplied to the information outlet using the laid analog telephone line. Therefore, there is no need to separately install a power line or the like, and the effect of reducing the man-hour for installing information outlets and realizing a system with low cost can be obtained.

According to the fifth aspect of the present invention, the rectifying section rectifies the polarity inversion voltage and the regulator section obtains a voltage having a desired voltage value from the rectified voltage. Can be easily generated.

According to the invention of claim 6, since the analog telephone line is connected to the ISDN router, the power supply is further stabilized.

[Brief description of the drawings]

FIG. 1 is a schematic explanatory diagram of an embodiment of the present invention.

FIG. 2 is a configuration diagram of a power supply unit.

FIG. 3 is a configuration diagram of a wiring system according to an embodiment of the present invention.

FIG. 4 is a plan view of a house schematically illustrating a state before the wiring system according to the embodiment of the present invention is installed.

[Explanation of symbols]

DESCRIPTION OF SYMBOLS 10 Analog telephone line 20 Telephone 21 PC 25a, 25b, 25c Telephone line piping 30 Information outlet 30a, 30b, 30c Information outlet 31 POF transceiver 31b, 31c POF transceiver 32 POF transceiver 32b, 32c POF transceiver 33 4-port Ethernet hub 33b, 33c 4-port Ethernet hub 34 Ethernet connector 34a, 34b, 34c Ethernet connector 35 Ethernet connector 35a, 35b, 35c Ethernet connector 36 Telephone connector 36a, 36b, 36c Telephone connector 40 ISDN router 50a, 50b, 50c , 50d, 50e, 50f Plastic optical fiber 60 Power supply unit 60b, 60c Power supply unit 61 Flow circuit 62 regulator section 100 ISDN line

──────────────────────────────────────────────────続 き Continued on the front page (51) Int.Cl. ⁷ Identification symbol FI Theme coat ゛ (Reference) H04L 12/28 H04L 11/00 310C H04M 11/00 303 (72) Inventor Akihiro Kanari Mihama, Chiba, Chiba 1-3 Nakase-ku, Soliton Systems Co., Ltd. F-term (reference) 5G065 AA08 CA01 DA07 EA01 FA01 GA07 HA01 LA01 PA04 PA05 5K002 AA05 DA05 DA08 EA04 FA01 5K033 AA04 AA09 DA06 DA12 DB01 DB17 DB22 DB25 5K037 AA11 AD01 AD03 5K101 LL03 LL05 LL16 MM04 MM05 MM06 NN42 RR16

Claims (6)

[Claims] 1. A method for supplying power to an information outlet to which an information device is connectable and for performing communication using an optical transmission medium, wherein a voltage output from an analog telephone line is supplied to the information outlet. A method of supplying power to an information outlet, characterized in that: 2. The power supply to the information outlet according to claim 1, wherein the power supply to the information outlet rectifies a polarity inversion voltage of the analog telephone line, converts the rectified voltage into a desired voltage value, and applies the rectified voltage to a predetermined location. Power supply method to an information outlet. 3. A method for installing an information outlet to which information equipment is connectable and for performing communication using an optical transmission medium, wherein the optical transmission medium is passed through a telephone line pipe through which an analog telephone line is passed. Connecting the optical transmission medium passed through the telephone line piping and the information outlet, and supplying the power from the analog telephone line to the information outlet, the analog telephone line and the information outlet. Connecting an information outlet. 4. A wiring system for connecting an information device, comprising: an information outlet to which the information device can be connected, wherein the information outlet is an optical transmission system that is passed through a telephone line pipe through which an analog telephone line is passed. A wiring system connected by a medium and connected to the analog telephone line so that its power supply unit receives power supply from the analog telephone line. 5. The power supply unit according to claim 4, wherein the power supply unit rectifies a polarity inversion signal output from the analog telephone line, and converts the rectified voltage into a desired voltage value to a predetermined location. And a regulator unit for supplying the wiring system to the wiring system. 6. The wiring system according to claim 4, further comprising an ISDN router to which the analog telephone line is connected.