JP2002199110A - Interphone system - Google Patents

Abstract

PROBLEM TO BE SOLVED: To provide an interphone system, capable of long-period calling out to a plurality of interphones without disconnection in the middle by prolonging a time for calling out with voice by a simple operation. SOLUTION: When an extension calling button B is operated, before the time for calling out with voice is finished, the time for calling out with voice is prolonged by a prescribed period. After that, whenever the button B is operated, the time for calling out with voice is further prolonged by a prescribed period.

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to an intercom system comprising at least a plurality of intercoms, each of which is provided with an extension call button for simultaneously calling another intercom.

[0002]

2. Description of the Related Art Recently, intercom systems have been widely used in ordinary houses and the like. In this device, for example, an extension call between the intercoms can be performed, and when the extension call button of any of the intercoms is operated, a plurality of other intercoms are simultaneously called, and thereafter, a predetermined time, a voice interrogation time is provided, and During the time, the calling intercom will be spoken by voice, for example,
You can make a call, such as "I'm a rice" or "Please answer Mr. XX".

[0003] If a response is received from one of the plurality of called intercoms, a communication path is formed between the called intercoms and a one-to-one call can be made.

[0004]

However, in the above-described conventional intercom system, since the interrogation by voice is often one-sided, the interrogation time by voice is set as short as, for example, 10 seconds.

[0005] For this reason, in order to continuously make a long-time call, it is necessary to repeat the operation of the extension call button a plurality of times or to make a one-to-one call with all the interphones, which is inconvenient. there were.

SUMMARY OF THE INVENTION The present invention has been made in view of the above circumstances, and can extend a voice call time with a simple operation, and perform a long-time call to a plurality of intercoms without interruption. The purpose of the present invention is to provide an intercom system that can perform communication.

[0007]

In order to achieve the above object, in the intercom system according to the first aspect of the present invention, when the extension call button is operated, other intercoms are simultaneously called and a predetermined time is set. , A voice call time is provided, and a voice call can be made to the called intercom.If the extension call button is operated before the voice call time ends, the voice call time is extended for a predetermined time. Each time the extension call button is operated, the voice call time is further extended by a predetermined time.

In the intercom system according to the second aspect, when the extension call button is operated, the other intercoms are simultaneously called, and while the operation of the extension call button is continued, a call time is provided with a voice call time. It is characterized in that a voice call can be made to the intercom.

In the intercom system according to the third aspect, when the extension call button is operated, the other intercoms are simultaneously called, a voice interrogation time is provided for a predetermined time, and a voice call is issued to the called intercom. Calling is possible, and when the extension call button is operated before the voice calling time ends, the voice calling time is extended while the operation is continued.

The intercom system according to the fourth aspect is characterized in that other interphones are simultaneously called, and when a response operation is performed on any of the intercoms, an extension call state is established with the intercom.

[0011] In the intercom system according to the fifth aspect, the plurality of intercoms are constituted by wireless intercoms, and wireless communication is performed between these wireless intercoms.

According to a sixth aspect of the present invention, there is provided an intercom system comprising a wireless repeater in which a doorphone slave is connected via a signal line, and the wireless repeater exchanges a predetermined wireless signal with the wireless intercom. By transmitting and receiving, a call is made between the intercom slave unit and the wireless intercom.

[0013] In the intercom system according to the present invention, one or a plurality of wireless repeaters in which the doorphone slaves are connected by a signal line are provided, and a predetermined wireless signal transmission between the wireless repeater and the wireless intercom is provided. By transmitting and receiving, a call is made between the intercom slave unit and the wireless intercom.

[0014]

Embodiments of the present invention will be described below with reference to the drawings. FIG. 1 is a diagram showing an example of a main configuration of an intercom system of the present invention.

In this embodiment, one intercom master unit 1 and a plurality of intercom sub master units 2 (#
1 to #n), which are connected through a two-wire signal line L. These intercoms 1, 2
Has an extension call button B and a response button C. The functions of these buttons B and C will be described later.

The operation when the extension call button B is operated on any of the intercoms 1 and 2 in such a configuration will be described with reference to the time chart of FIG. That is, when the extension calling button B is operated, the intercoms 1 and 2 simultaneously call the other intercoms 1 and 2.
At this time, the other intercoms 1 and 2 output a predetermined extension ringing tone, for example, a ringing tone such as “Poo”.

Thereafter, for a predetermined time (for example, 10 seconds),
The voice interrogation time is set, and by inputting a voice through the intercoms 1 and 2 on the calling side, a voice interrogation can be performed on the interphones 1 and 2 that have called. Then, one of the intercoms 1 and 2 called out
If the response button C is operated on the stand,
A call path is formed between them, and a 1: 1 call state is established. Until a predetermined time elapses, that is, until the voice call time ends, if the extension call button B is operated again, Voice call time is a predetermined time (for example, 10 seconds)
After that, each time the extension call button B is operated, the voice calling time is further extended for a predetermined time (for example, 10 seconds).

As described above, when the extension call button B is operated before the end of the voice call time, the voice call time is extended by a predetermined time, and thereafter, each time the extension call button B is operated, the voice call time is reduced. Since the predetermined time is further extended, the voice call time can be extended with a simple operation, and a long-time call can be made to the plurality of intercoms 1 and 2 without interruption. When the voice interrogation time ends, the intercoms 1 and 2 of both the calling side and the called side return to the original standby state.

FIG. 3 is a time chart showing another example of the operation when the extension call button B is operated on any of the intercoms 1 and 2, and the voice call time is synchronized with the operation of the extension call button B. Is provided, and while the operation is continued, the voice call time is continued, and the voice call is enabled.

As described above, while the operation of the extension calling button B is continued, a voice calling time is provided, and the calling interphones 1 and 2 can be called by voice. If the operation of the extension call button B is stopped, the voice call time will end at that point, and unnecessary voice will be sent out if the operation of the extension call button B is stopped Disappears.

FIG. 4 is a time chart showing still another example of the operation when the extension call button B is operated with any of the intercoms 1 and 2. When the extension call button B is operated, the other interphones 1 and 2 are operated. 2 to output an internal ringing tone and call all at once. Thereafter, for a predetermined time (for example, 10 seconds),
A voice call time is provided. When the extension call button B is operated again until a predetermined time (for example, 10 seconds) elapses, that is, until the voice call time ends, the voice call is continued while the operation is continued. The calling time is extended.

As described above, when the extension call button B is operated before the end of the voice call time, the voice call time is extended while the operation is continued.
Even if a long-time call is made, there is no interruption in the middle, and if the operation of the extension call button B is stopped, the voice call time ends at that point, and unnecessary voice is not sent.

FIG. 5 is a diagram showing another example of the main configuration of the intercom system of the present invention. This is a wireless intercom master 1A as an intercom master, and a wireless interphone master 2 as an interphone slave.
A is installed, and the control signal and the audio signal transmitted and received between the intercom master unit 1 and the sub master unit 2 are transmitted and received as wireless signals. This allows the intercom to be easily moved or carried around.

In this system, the door phone slave unit 4
Wireless relay device 3 is connected by a two-wire signal line L, and wireless relay device 3 and wireless intercom 1 are connected.
By transmitting and receiving a predetermined control signal or audio signal as a wireless signal between A and 2A, a call between the doorphone slave unit 4 and the wireless interphones 1A and 2A, and a communication between the doorphone slave unit 4 from the wireless interphones 1A and 2A. It is possible to monitor.

As described above, the doorphone handset 4 and the wireless repeater 3 are connected by the two-wire signal line L, and the wireless interphones 1A and 2A transmit and receive wireless signals to and from the wireless repeater 3. Therefore, if the doorphone handset 4 and the wireless repeater 3 are installed, the user can install or move the wireless intercoms 1A and 2A to an arbitrary place, which is highly convenient.

Further, if the wireless repeater 3 is provided indoors, transmission and reception of wireless signals with the wireless interphones 1A and 2A can be performed indoors. , 2A, and communication and monitoring with the intercom slave unit 2 can be performed comfortably.

The wireless intercoms 1A and 2A
In this example, a predetermined call preparation sound is output until a communication path is formed with any communication partner. This is to prevent the beginning of a word from being interrupted by speaking immediately after giving a call start instruction.

Also, a plurality of communication channels for making a call between the doorphone and the interphone or between the interphones are prepared.
By automatically determining an available channel, a communication pair can be formed by the number of communication channels. This allows a plurality of pairs to talk at the same time. If there is no available communication channel, the wireless repeater 1 and the wireless intercom display a communication channel non-secure display.

The system further includes a wireless calling device 5 for outputting a wireless calling signal by manual operation (operation of a push button, a switch, a drawstring, etc.), and outputs the output wireless calling signal to the wireless repeater 1. Accepts and calls the wireless intercoms 1A and 2A. At this time, the wireless intercoms 1A and 2
In A, a predetermined call ringing tone is output, and the call LED corresponding to the operated wireless call device 5 is turned on. If the level of the output wireless calling signal is low due to the battery of the wireless call device 5 being exhausted, the wireless intercoms 1A and 2A output a wireless call device battery exhaustion notification, for example, a wireless call device battery exhaustion sound.

The wireless intercoms 1A and 2A receiving the call can talk with the intercom, but the call LED is turned on after the intercom has ended.

Here, the wireless intercoms 1A, 2
A, for example, the wireless intercom master unit 1A receives a wireless calling signal from the wireless calling device 5, and transmits the calling signal to another wireless intercom, ie, the wireless intercom sub master unit 2
The call may be forwarded to A. In this case, a call from the wireless call device 5 can be handled without the wireless repeater 3. Note that the frequency of the calling signal from the wireless calling device 5 may be converted and transferred. In this way, it is possible to cope with both the call calling system and the radio communication system having different usable frequencies according to the regulations. Also, if the call signal is amplified and transferred, the wireless call signal can be transferred to the remote wireless intercom secondary master unit 2A, and the reliability of the system is improved.

[0032]

As can be understood from the above description, in the intercom system according to the first aspect of the present invention, when the extension call button is operated before the end of the voice call time, the voice call time is set to a predetermined value. The time is extended, and then, every time the extension call button is operated, the voice call time is
Further, since the predetermined time is extended, the voice call time can be extended with a simple operation, and a long-time call can be made to a plurality of intercoms without interruption.

In the intercom system according to the second aspect, while the operation of the extension call button is continued, a voice call time is provided so that a voice call can be made to the called interphone. If the button operation is continued, there will be no interruption even in the case of a long call, and if the operation of the extension call button is stopped, the voice call time will end at that point and unnecessary voice will be sent out Disappears.

In the intercom system according to the third aspect, when the extension call button is operated before the end of the voice call time, the voice call time is extended while the operation is continued. Is not interrupted on the way, and if the operation of the extension call button is stopped, the voice call time ends at that point, and unnecessary voice is not sent.

In the intercom system according to the fourth aspect, the other intercom is called simultaneously, and when a response operation is performed on one of the intercoms, an extension communication state is established between the intercom and the intercom. The one-to-one call on the calling side is made possible, and the contents of the call are not leaked to anyone other than the two parties.

In the intercom system according to the fifth aspect, the plurality of interphones are constituted by wireless interphones, and wireless communication is performed between these wireless interphones. The intercom can be easily moved and carried around.

In the intercom system according to the sixth aspect, the intercom slave unit and the wireless repeater are connected by a signal line, and the wireless intercom transmits and receives wireless signals to and from the wireless repeater.
If the doorphone and the wireless repeater are installed, the user can install or move the wireless intercom to an arbitrary location, which is highly convenient.

Further, if a wireless repeater is provided indoors, transmission and reception of wireless signals to and from the wireless intercom can be performed indoors, and the radio wave condition can be kept good. Call can be done comfortably.

In the intercom system according to the seventh aspect, the intercom slave unit and the wireless repeater are connected by a signal line, and the wireless intercom transmits and receives wireless signals to and from the wireless repeater.
If the doorphone and the wireless repeater are installed, the user can install or move the wireless intercom to an arbitrary location, which is highly convenient.

If a wireless repeater is provided indoors, transmission and reception of wireless signals to and from the wireless intercom can be performed indoors, and the radio wave condition can be kept good. Call can be done comfortably.

[Brief description of the drawings]

FIG. 1 is a diagram showing an example of a main configuration of an intercom system of the present invention.

FIG. 2 is a time chart for explaining an example of the operation of the intercom system.

FIG. 3 is a time chart for explaining another example of the operation of the intercom system.

FIG. 4 is a time chart for explaining still another example of the operation of the intercom system.

FIG. 5 is a diagram showing another example of the main configuration of the intercom system.

[Explanation of symbols]

 1, 2 ... intercom 1A, 2A ... wireless intercom B ... extension call button C ... answer button

 ──────────────────────────────────────────────────続 き Continuing on the front page (72) Inventor Koichi Okumura 1048 Kazuma Kadoma, Osaka Pref.Matsushita Electric Works, Ltd. Inventor Hiroaki Takeyama 1048 Kazuma Kadoma, Kadoma-shi, Osaka Matsushita Electric Works F-term (reference) 5K027 AA09 FF03 FF25 5K038 CC08 DD07 DD16 EE05 FF01 GG01

Claims (7)

[Claims] An intercom system comprising at least a plurality of intercoms, wherein each intercom is provided with an extension call button for simultaneously calling another interphone, wherein when the extension call button is operated, another intercom is operated. The intercoms are simultaneously called, and a voice interrogation time is provided for a predetermined time to enable interrogation by voice to the called intercom, and the extension call button is operated until the voice interrogation time ends. In some cases, the interrogation time is extended by a predetermined time, and thereafter, each time the extension call button is operated, the audio interrogation time is further extended by a predetermined time. 2. An intercom system in which at least a plurality of intercoms are combined and each intercom is provided with an extension call button for simultaneously calling another intercom, wherein when the extension call button is operated, An intercom system, wherein another intercom is simultaneously called, and while the operation of the extension call button is continued, a voice interrogation time is provided so that a voice interrogation can be performed on the called intercom. 3. An intercom system having a configuration in which at least a plurality of intercoms are combined and each intercom is provided with an extension call button for simultaneously calling another intercom, wherein when the extension call button is operated, The other intercoms are simultaneously called, and a voice interrogation time is provided for a predetermined time to enable a voice interrogation to the called intercom. When you perform an operation,
An intercom system, wherein the voice calling time is extended. 4. An intercom according to claim 1, wherein other intercoms are simultaneously called and, when a response operation is performed on one of the intercoms, an extension communication state is established with the intercom. Intercom system that features. 5. The intercom system according to claim 1, wherein the plurality of intercoms are configured by wireless intercoms, and wireless communication is performed between these wireless interphones. 6. The wireless relay device according to claim 5, further comprising a wireless relay device connected to the intercom slave device via a signal line, and the wireless relay device transmits and receives a predetermined wireless signal to and from the wireless intercom. An intercom system configured to make a call between the intercom slave unit and the wireless intercom. 7. The wireless repeater according to claim 5, wherein the intercom slave unit is connected by a signal line.
An intercom system comprising one or a plurality of units, wherein a predetermined wireless signal is transmitted / received between the wireless repeater and the wireless interphone, so that a call can be made between the intercom slave and the wireless interphone.