JPH09261083A - Communication equipment - Google Patents

Abstract

PROBLEM TO BE SOLVED: To miniaturize an equipment and to reduce its cost by providing connectors suitable for fitting a receiver and a distributor to each other for them, plugging-in and connecting the receiver to the distributor not through a cable but through the connector so as to reduce the number of cables within the equipment. SOLUTION: The receiver 17 is directly plugged into the (n)-distributor 15 without using a cable to connect each receiver 17 and the (n)-distributor 15. Namely, the (n)-distributor 15 is provided with n-number of connectors 18 and each receiver 17 is provided with a connector 19 to fit the connectors 18 and 19. In addition, though the connector 19 on the side of the receiver 17 is movably floating-structured to easily connect (insert) the receiver 17 to the (n)-distributor 15 while mounting in a housing frame. In addition, the constitution of a transmission part is formed to fit similarly.

Description

Detailed Description of the Invention

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a communication device for distributing and receiving signals, synthesizing and transmitting the signals, and more particularly, to reduce the number of connection cables in the device to reduce the size and cost. The present invention relates to a communication device capable of performing.

[0002]

2. Description of the Related Art First, a conventional communication device will be described with reference to FIG. FIG. 6 is a configuration block diagram of a receiving unit of a conventional communication device. A receiving unit of a conventional communication device is configured to distribute a signal input from one antenna to a plurality of receivers stored in one housing, and as shown in FIG. 10, a preamplifier 11 that amplifies the input signal, an l distributor 13 that distributes the input signal into l lines, and an n distributor 15-1 that distributes the input signal into n lines.
˜15-l, receivers 17-1-1 to 17-ln, and a coaxial cable (cable) 12 with a connector for connecting each component.
It is composed of 14 and 16.

The preamplifier 11 has a cable 1
The 1-divider 13 is connected by 2 and the 1-divider 1
3 is connected to one n-distributor 15-1 to 15-l by one cable 14-1 to 14-l.

Further, n cables 16 are connected to each n distributor 15, and the receiver 1 is connected to each cable 16.
7 is connected. For example, cables 16-1-1 to 16-1-n are connected to the n distributor 15-1 and the receiver 17
-1-1 to 17-1-n are connected. Therefore, the number of receivers in the configuration example shown in FIG. 6 is 1 × n.

In the communication device having the above configuration, the signal input from the input antenna 10 is amplified by the preamplifier 11, distributed by the l-divider 13 into l lines, and further distributed by each n-divider 15 into n lines. Each receiver 1
It will be supplied to 7-1-1 to 17-ln.

Next, the structure of the transmission unit in the conventional communication device will be described with reference to FIG. FIG. 7 is a configuration block diagram of a transmission unit of a conventional communication device. As shown in FIG. 7, a transmitter of a conventional communication device synthesizes a transmitting antenna 20 for transmitting a signal, an m combiner 21 for combining and outputting m input signals, and k input signals. k synthesizer 23-1
~ 23-m, transmitter 25-1-1 to 25-mk, and coaxial cable (cable) 22 with a connector for connecting each component part,
24. Similar to the example of the receiving unit, the components are stored in the storage rack.

The transmitter also has a tree structure similar to that of the receiver. The m combiner 21 connected to the transmitting antenna 20 has m k combiners 23 connected by cables 22-1 to 22-m. -1 to 23-m are connected to each k combiner 23,
A cable 24 connects k transmitters 25.

Specifically, the k synthesizer 23-1 is connected to the transmitters 25-1-1 to 25-1 by cables 24-1-1 to 24-1-k.
-k is connected, and similarly, the k synthesizer 23-m is connected to the transmitters 25-m-1 to 25-mk by the cables 24-m-1 to 24-mk.
Is connected. That is, the number of transmitters in the example shown in FIG. 7 is m × k.

The signals transmitted from the transmitters 25 are combined by the k combiner 23, and the signals output from the k combiners 23 are combined by the m combiner 21 to form the transmitting antenna 20. It is supposed to be sent from.

[0010]

However, in the above-mentioned conventional communication device, the cable connecting each receiver in the receiving section to the n-distributor, and the cable connecting each transmitter in the transmitting section to the k-combiner. However, there is a problem in that there is a large number of cables and a space for accommodating cables is required, which hinders downsizing of the entire apparatus.

Further, if many cables are to be installed in a narrow space, the work of attaching the cables becomes very difficult and the manufacturing cost of the apparatus becomes high.

The present invention has been made in view of the above circumstances, and an object of the present invention is to provide a communication device capable of reducing the number of cables in the device, downsizing the device, and reducing the cost. .

[0013]

The invention according to claim 1 for solving the above-mentioned problems of the prior art is an input antenna,
In a communication device including a distributor that distributes a signal from an input antenna and a receiver that receives the distributed signal, the receiver and the distributor are provided with connectors that fit each other, and the receiver However, it is characterized in that it is connected by being plugged in to the distributor via the connector without using wiring, and a cable between the receiver and the distributor is not required, and the device can be downsized. In addition, the cost can be reduced.

According to a second aspect of the present invention for solving the above-mentioned problems of the conventional example, a transmitter, a combiner for combining signals from the plurality of transmitters, and a transmitting antenna for transmitting the combined signals. In the communication device configured by, the transmitter and the synthesizer are provided with mating connectors, and the transmitter is connected to the synthesizer via the connector without wiring. This is characterized in that the cable between the transmitter and the distributor is not required, so that the device can be downsized and the cost can be reduced.

The invention according to claim 3 for solving the above-mentioned problems of the conventional example is the communication device according to claim 1,
It is characterized in that a plurality of receivers form a unit, and the receivers in the same unit are connected to different distribution devices, and even when a plurality of receiving systems are involved in one unit. Further, each receiver can be directly plugged into an appropriate distributor, the number of cables can be reduced, and the size and cost of the device can be reduced.

The invention according to claim 4 for solving the problems of the above-mentioned conventional example is the communication device according to claim 2, wherein:
It is characterized in that a plurality of transmitters form a unit, and the transmitters in the same unit are connected to different synthesizers, and even when a plurality of transmitters are involved in one unit. Further, each transmitter can be directly plugged into an appropriate synthesizer, the number of cables can be reduced, and the size and cost of the device can be reduced.

[0017]

Embodiments of the present invention will be described with reference to the drawings. A communication device (this device) according to an embodiment of the present invention eliminates a cable connecting to a receiver and a transmitter, and the receiver directly plugs into a distribution device,
The transmitter is directly plugged into the synthesizing device, which reduces the number of cables in the device, thereby reducing the size and cost of the device.

FIG. 1 is a block diagram showing a configuration of a receiving section of a first communication device (present device) according to an embodiment of the present invention.
Parts having the same configuration as in FIG. 6 are described with the same reference numerals. As shown in FIG. 1, the receiving unit of the present device has substantially the same configuration as the receiving unit of the conventional communication device shown in FIG. 6, and includes an input antenna 10, a preamplifier 11 for amplifying an input signal, and an input signal. Is distributed to l, n distributors 15-1 to 15-l that distribute the input signal from the l distributor 13 to n, and receivers 17-1-1 to 17-ln
And a coaxial cable (cable) 12 and 14 with a connector
It is composed of

Then, as in the conventional example, the preamplifier 11
Is connected to the l distributor 13 via a cable 12,
N distributors 15-1 to 15-l are connected to the distributor 13 via cables 14-1 to 14-l, and n receivers 17 are connected to each n distributor 15. .

The feature of this apparatus is that the receiver 17 and the n-divider 15 are connected directly to the n-divider 15 without using a cable for connection. Specifically, the n distributor 15 includes n connectors 1
8 is provided, and each receiver 17 is provided with a connector 19, and the connectors 18 and 19 are formed so as to be fitted with each other, and are connected in a one-to-one correspondence. .

Further, the connector 18 on the side of the n-distributor 15 is fixed, but the connector 19 on the side of the receiver 17 has a movable floating structure, so that the receiver 17 can be easily mounted on the rack. To n-distributor 15 (insert)
I can do it.

The configuration of the transmitting section of the first communication apparatus (this apparatus) according to the embodiment of the present invention will be described with reference to FIG. FIG. 2 is a configuration block diagram showing the configuration of the transmission unit of the present apparatus. As shown in FIG. 2, the transmitting unit of the present device has substantially the same configuration as the transmitting unit of the conventional communication device shown in FIG. 7, and the transmitting antenna 20 and m input signals are combined and output. m combiner 21, k combiners 23-1 to 23-m for combining k input signals, and transmitters 25-1-1 to 25
-mk, and a coaxial cable (cable) 22 with a connector that connects the m combiner 21 and the k combiner 23.

As with the receiving section, the k combiner 23 is provided with k connectors 26, and each transmitter 25
Is provided with a connector 27 so that the transmitter 25 directly plugs into the k combiner 23. k synthesizer 23
The connector 26 and the connector 27 of the transmitter 25 are formed to fit together.

By thus directly plugging the receiver 17 into the distributor 15 and the transmitter 25 into the combiner 23, the cable connecting the receiver 17 and the transmitter 25 becomes unnecessary, and the cable It is possible to reduce the size and cost of the communication device by eliminating the installation work.

Next, a mounting image of the receiving section of this apparatus will be described with reference to FIG. FIG. 3 is a schematic explanatory view showing a mounting image of the receiving unit of the present apparatus. FIG. 3 (a)
FIG. 3B is a schematic explanatory diagram showing the connection between the n-divider 15 of the receiving unit of the present apparatus and the receiver 17, and FIG.
FIG. 3 is a schematic explanatory diagram showing a connection between the receiver and a unit of the receiver 17.

As shown in FIG. 3 (a), in the receiver of this device, n receivers 17-l-1 to 17-ln are arranged in parallel in a housing rack, and an n distributor 15- l is installed so as to connect with n receivers 17. And each receiver 17
Connector 19 is inserted into and connected to the connector 18 of the n-divider 15-l. Other n distributor 15
Is similarly connected to the receiver 17.

Further, as shown in FIG. 3 (b), n receivers 17 form one unit, and each unit has one receiver.
It is adapted to be connected to one n-divider 15. The other connector of the n-distributor 15 is connected to the cable 14 for connecting to the 1-distributor 13.

Recently, the receiver 17 and the distributor 15 have been sufficiently miniaturized, and even with such a direct plug-in construction, the depth dimension does not increase significantly. Although only the receiving unit is shown in FIG. 3, the transmitter and the combiner are similarly connected in the transmitting unit.

According to the first communication device of the embodiment of the present invention, the n distributor 15 is provided with n connectors 18,
The receiver 19 is provided with the connector 19, and the connector 18 and the connector 19 are formed so as to fit with each other.
Since 7 is directly plugged into the n-distributor 15, the cable connected to the receiver 17 is not required, and the space for installing the cable and the work for attaching the cable are not required, thereby reducing the size of the device and reducing the cost. There is an effect that can be reduced.

In addition, k connectors 26 are connected to the k combiner 23.
, The connector 25 is provided on the transmitter 25, and the connector 2
Since the connector 6 and the connector 27 are fitted together, the transmitter 25 can be directly plugged into the k combiner 23, and the same effect can be obtained.

Next, the second communication device according to the embodiment of the present invention will be described. In the first communication device, an example in which one distributor or combiner is connected to one unit transmitter or receiver, that is, a single transmission system or reception system is involved in one unit I mentioned an example,
Recently, a plurality of transceiver systems are often involved in a unit composed of a plurality of transceivers, such as a receiver and a transmitter formed integrally in one unit.
The second communication device is an example of a communication device in which such a plurality of transmission / reception systems are involved. Also in the second communication device, similarly to the first communication device, a cable is not used for connecting the transceiver and the distributor or the combiner, and the plug-in is directly performed.

The second communication device will be described with reference to FIG. FIG. 4 is a schematic diagram showing a connection between a transmitter / receiver and a distributor and a combiner in the second communication device. The second communication device is provided with distributors / combiners 30-1 to 30-x and transceiver units 40-1 to 40-y. Each distributor or combiner 30 is provided with y connectors 31 corresponding to each unit. Further, one unit 40 is composed of x transceivers, and the unit 40 is provided with x connectors 41.

In the second communication device, the transceivers in each unit 40 are all connected to different distributors or combiners 30. Specifically, the connector 31-1-1 of the unit 40-1 is connected to the connector 31-1-1 of the distributor or combiner 30-1, and the connector 31-1-2 is connected to the connector 31-1-2.
The connector 41-2-1 is connected, and the connector 31-y-1 is further connected to the connector 41-y-1. Similarly,
The connector 31 of each distributor or combiner 30 is connected to the connector of a different unit 40. Here, of the transceivers in the unit 40, the receiver is connected to the distributor and the transmitter is connected to the combiner.

Next, a mounting image of the transmission / reception unit of the second communication device will be described with reference to FIG. FIG. 5 is a schematic explanatory view showing a mounting image of the transmission / reception unit of the second communication device. As shown in FIG. 5, in the second communication device, the transceiver unit 40 and the distributor or combiner 30 are arranged so as to be orthogonal to each other, and x distributors are provided for one unit 40. Alternatively, the synthesizers 30-1 to 30-x are connected.

According to the second communication device, the unit 40 of the transceiver is provided with the connector 41 connected to the plurality of distributors or the combiner 30, and the connector 31 connected to the plurality of units is connected to the distributor or the combiner 30. Since the unit 40 of the transmitter / receiver is provided with the transmitter / receiver unit 40 even when a plurality of transmitter / receiver systems are involved in the unit 40,
There is an effect that the number of cables can be reduced and the device can be downsized and the cost can be reduced.

[0036]

According to the invention described in claim 1, since the receiver is a communication device which is directly plugged in and connected to the distributor without wiring, the cable between the receiver and the distributor is Since it is unnecessary, the device can be downsized,
Further, there is an effect that the cost can be reduced.

According to the second aspect of the invention, since the transmitter is a communication device which is directly plugged in and connected to the combiner without wiring, a cable between the transmitter and the distributor is unnecessary. In addition, the device can be downsized, and the cost can be reduced.

According to the invention described in claim 3, since the plurality of receivers form a unit, and the receivers in the same unit are connected to different distribution devices, the communication device according to claim 1 is provided. Even when multiple receiving systems are involved in one unit, each receiver can be directly plugged into an appropriate distributor, reducing the number of cables,
There is an effect that the size and cost of the device can be reduced.

According to the invention as set forth in claim 4, since a plurality of transmitters form a unit, and the transmitters in the same unit are connected to different combining devices, the communication device according to claim 2 is provided. Even when multiple transmission systems are involved in one unit, it is possible to directly plug in each synthesizer to an appropriate synthesizer, reducing the number of cables,
There is an effect that the size and cost of the device can be reduced.

[Brief description of drawings]

FIG. 1 is a configuration block diagram of a receiving unit of a first communication device (present device) according to an embodiment of the present invention.

FIG. 2 is a configuration block diagram showing a configuration of a transmission unit of the present apparatus.

FIG. 3A is an n-distributor 15 of a receiver of the present device,
It is a schematic explanatory view showing a connection with the receiver 17, (b)
FIG. 4 is a schematic explanatory view showing a connection between the n distributor 15 and a unit of the receiver 17.

FIG. 4 is a schematic diagram showing a connection between a transceiver, a distributor and a combiner in the second communication device according to the exemplary embodiment of the present invention.

FIG. 5 is a schematic explanatory view showing a mounting image of a transmission / reception unit of a second communication device.

FIG. 6 is a configuration block diagram of a receiving unit of a conventional communication device.

FIG. 7 is a configuration block diagram of a transmission unit of a conventional communication device.

[Explanation of symbols]

10 ... Input antenna, 11 ... Preamplifier, 12 ... Coaxial cable (cable) with connector, 13 ... L distributor, 14 ... Cable, 15 ... N distributor, 16 ... Cable, 17 ... Receiver, 20 ... Transmitting antenna, 2
1 ... m combiner, 22 ... cable, 23 ... k combiner,
24 ... Cable, 25 ... Transmitter, 26 ... Connector,
27 ... Connector, 30 ... Distributor or combiner, 31
… Connector, 40… Unit, 41… Connector

 ─────────────────────────────────────────────────── ─── Continuation of front page (72) Inventor Masuo Shiratori 3-14-20 Higashi-Nakano, Nakano-ku, Tokyo Kokusai Electric Co., Ltd. (72) Inventor Yukihiro Moritoki 3-14-20 Higashi-Nakano, Nakano-ku, Tokyo International Electric Co., Ltd. (72) Inventor Tsutomu Aita 3-14-20 Higashi-Nakano, Nakano-ku, Tokyo Kokusai Electric Co., Ltd.

Claims (4)

[Claims] 1. A communication device comprising an input antenna, a distributor for distributing a signal from the input antenna, and a receiver for receiving the distributed signal, wherein the receiver and the distributor are fitted to each other. The communication device is characterized in that the receiver is provided with a matching connector, and the receiver is plugged in and connected to the distributor via the connector without wiring. 2. A communication device comprising a transmitter, a combiner for combining signals from the plurality of transmitters, and a transmitting antenna for transmitting the combined signals, wherein the transmitter and the combiner are provided. A communication device, wherein a connector that fits with each other is provided, and the transmitter is plugged in and connected to the synthesizer via the connector without using wiring. 3. The communication device according to claim 1, wherein a plurality of receivers form a unit, and the receivers in the same unit are connected to different distribution devices. 4. The communication device according to claim 2, wherein a plurality of transmitters form a unit, and the transmitters in the same unit are connected to different combining devices.