JP5033171B2 - Intercom system - Google Patents

Intercom system Download PDF

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JP5033171B2
JP5033171B2 JP2009291322A JP2009291322A JP5033171B2 JP 5033171 B2 JP5033171 B2 JP 5033171B2 JP 2009291322 A JP2009291322 A JP 2009291322A JP 2009291322 A JP2009291322 A JP 2009291322A JP 5033171 B2 JP5033171 B2 JP 5033171B2
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call
terminal
unit
mobile
slave unit
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JP2011135221A (en
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義則 室井
幸夫 岡田
孝英 野口
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パナソニック株式会社
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Description

  The present invention relates to an intercom system.

  Conventionally, a door phone slave installed outside the house, such as a front door, and an interphone master unit that is installed inside the house and connected to the door phone slave via a signal line are provided with an audio signal via the signal line. An intercom system is provided in which a telephone call can be made between the door phone slave unit and the intercom base unit by exchanging. In addition, an interphone system that has a camera installed on the doorphone unit, displays the surrounding image of the doorphone unit including the visitors imaged by the camera on the interphone master unit, and allows the user to make a call while confirming the visitor with the video. Various types are also provided.

  In addition, the interphone base unit is provided with a communication function to the mobile phone network, and when there is a call from the door phone cordless handset, the interphone base unit communicates with the mobile phone owned by the resident through the mobile phone network. An intercom system is also considered in which voice and video are transmitted and received between the door phone and the door phone slave unit so that it can respond to visitors even when the resident is out (see, for example, Patent Document 1). reference).

JP 2009-094728 A

  However, in the interphone system that allows a resident who is out via the mobile phone network described above to make a call by operating a door phone handset, the resident is connected via the mobile phone network. There was a possibility that it took time to start a call with the mobile phone owned by, and the visitor decided that he was away from home and returned home, and the resident who was out could not respond to the visitor.

  The present invention has been made in view of the above reasons, and an object of the present invention is to provide an intercom system that can reliably handle visitors even when they are out.

In order to achieve the above object, according to the first aspect of the present invention, there is provided an intercom installed outside the house and an interphone installed inside the house and capable of making a call between the doorphone slave by exchanging voice signals. a call means, connected to the wide area network by wireless communication, a cellular phone terminal that performs the transmitting and receiving voice signals over the wide area network, in response to the call operation from the intercom slave unit, and the intercom slave unit the a portable communications terminal connected via the wide area network, said a call connection means for causing the interphone call between intercom slave unit and said portable communications terminal, the call connection means, the intercom slave unit In response to a call operation from the mobile phone terminal, a call notification message is transmitted to the mobile phone terminal, and an operation for causing the mobile phone terminal to transmit a call start message is performed. When the call start message to the call connection unit from the terminal is returned, the call connection means, while performing the connection between the cellular phone terminal and the intercom slave unit, connection standby indicating that it is connected Sound is output from the doorphone slave unit.

  According to a second aspect of the present invention, in the first aspect of the present invention, the call connection means outputs a voice message indicating that the resident is willing to respond from the door phone slave unit as the connection standby sound. Features.

  According to the first aspect of the present invention, while the call connection means connects the portable telephone terminal and the door phone sub unit, a connection standby sound is output from the door phone sub unit and a visitor is informed that the resident is being called. Can prevent the visitor from returning while connecting. Thereby, even if the resident is going out, the response | compatibility to a visitor can be ensured.

  According to the second aspect of the present invention, the door phone sub unit outputs a voice message as a connection standby sound, so that the resident can be more surely informed that the resident is willing to respond.

It is a schematic block diagram which shows the intercom system concerning embodiment of this invention. It is a schematic block diagram which shows the intercom main unit concerning the same intercom system. It is a schematic block diagram which shows the door phone subunit | mobile_unit concerning the same intercom system. It is a schematic block diagram which shows the transfer apparatus concerning the same intercom system. It is the schematic which shows the screen displayed on the mobile call terminal concerning the intercom system. In the same intercom system, it is the outline sequence figure which shows the flow of the calling processing from the door phone cordless handset when the portable telephone terminal exists outside the house.

  Embodiments of the present invention will be described below with reference to the drawings.

  As shown in FIG. 1, the intercom system according to the present embodiment is provided between a doorphone child unit (hereinafter abbreviated as a child unit) 2 installed near the entrance and the child unit 2 installed indoors. An interphone master unit (hereinafter abbreviated as “master unit”) 1 for making a call is provided. The intercom system also includes a router 4, an event management server 5, and a transfer device 3 that exchanges audio signals and video signals with the mobile phone terminal 6 via the wide area network WAN. The telephone call between the handset 2 and the mobile call terminal 6 is possible.

  The wide area network WAN includes a mobile communication network including a base station to which the mobile communication terminal 6 is connected by wireless communication, and a plurality of public switched telephone networks and optical line networks interconnected between the mobile communication networks. And is connected to the Internet.

  The router 4 is, for example, a modem for connecting a LAN constructed by network devices (including the transfer device 3) communicating by TCP / IP to the Internet via a public switched telephone network and an optical line network. In the present embodiment, the modem 4 is always connected to the Internet via an optical line network, and the communication signal between the transfer device 3 and the WAN is NAT-converted to thereby transfer the transfer device 3 and the event management server. 5 and the mobile call terminal 6 are enabled to communicate with each other.

  The mobile call terminal 6 is, for example, a W-CDMA (Wideband Code Division Multiple Access) mobile phone, and includes a speaker, a microphone, a liquid crystal display, operation buttons, and the like. In addition, the mobile call terminal 6 includes a first wireless communication unit, performs wireless communication with a base station provided by a mobile phone operator, and based on a unique telephone number assigned in advance, It has a mobile phone function for making calls between mobile phone terminals and home phones. In addition, the mobile call terminal 6 includes a second wireless communication unit that performs wireless communication in conformity with a wireless LAN standard (for example, IEE 802.11 standards), and performs wireless communication without going through the base station and the wide area network WAN. It has a wireless LAN function. In addition, the mobile call terminal 6 includes a GPS antenna that receives satellite radio waves from a GPS (Global Positioning System) satellite, and has a GPS function that calculates the position of its own device using a CPU or the like. Since the mobile phone function, the wireless LAN function, and the GPS function are well-known techniques, detailed description thereof is omitted.

  As shown in FIG. 3, the slave unit 2 includes a control unit 21 that controls the slave unit 2 as a whole, an operation unit 22 including a call button, and a communication in which audio signals and video signals are multiplexed by frequency multiplexing. A base unit interface (hereinafter, abbreviated as a base unit IF) 23 for transmitting and receiving signals to and from the base unit 1 is provided. The sub unit 2 includes a camera 25 that displays images around the sub unit 2 including visitors. The video captured by the camera 25 is converted into a video signal by the video processing unit 24, and the control unit 21 controls the main unit 21. It transmits to the base unit 1 via the machine IF 23. Moreover, the subunit | mobile_unit 2 is provided with the microphone 27 and the speaker 28, and while the call processing part 26 converts the input from the microphone 27 into an audio | voice signal based on the audio | voice signal which the control part 21 delivers via the main | base station IF23, The sound signal is converted into sound and output from the speaker 28.

  As shown in FIG. 2, the base unit 1 includes a control unit 11 that controls the entire base unit 1 as a whole, an operation unit 12 that includes switches, and the like, and audio signals and video signals are multiplexed by frequency multiplexing. A slave unit interface (hereinafter abbreviated as slave unit IF) 14 for transmitting and receiving communication signals to and from the slave unit 2 is provided. The master unit 1 also includes a video display unit 15 formed of a liquid crystal panel. The video processing unit 16 demodulates the video signal received by the control unit 11 via the slave unit IF 14, and the video display unit 15 receives the camera of the slave unit 2. The video imaged at 25 is displayed as a still image or a moving image. The base unit 1 includes a microphone 18 and a speaker 19, and the call processing unit 17 converts the input from the microphone 18 into a voice signal based on the voice signal that the control unit 11 sends and receives via the slave unit IF 14. The sound signal is converted into sound and output from the speaker 19.

  Here, when the call button (operation unit 12) of the child device 2 is operated, the parent device 1 and the child device 2 exchange audio signals and video signals between the parent device 1 and the child device 2, Using the microphones 18 and 27 and the speakers 19 and 28 included in the respective devices, a voice call is performed between the parent device 1 and the child device 2, and an image around the child device 2 captured by the camera 25 is displayed. 1 can be displayed on one video display unit 15. Note that the detailed operation of the interphone call function between the parent device 1 and the child device 2 is a well-known technique and will not be described in detail.

The master unit 1 also includes a communication unit 13 that transmits and receives various communication signals to and from the transfer device 3 via signal lines, and transmits video signals and audio signals from the slave unit 2 to the transfer device 3. The audio signal and the video signal from the transfer device 3 are transmitted to the slave unit 2. That is, the base unit 1 relays communication between the handset 2 and the transfer device 3. Further, when the call button of the child device 2 is operated, the parent device 1 transmits a call signal that informs the transfer device 3 that a call from the child device 2 has occurred.

  As shown in FIG. 4, the transfer device 3 includes a control unit 31 that comprehensively controls the entire transfer device 3 and a memory 33 made of a nonvolatile semiconductor memory such as an EEPROM (Electrically Erasable Programmable ROM).

  The memory 33 stores the video signal received from the slave unit 2, address information (for example, IP address) for calling the mobile call terminal 6 by the wireless LAN function, and the mobile call terminal 6 via the wide area network WAN. A telephone number for calling, a voice signal indicating a response message such as “Now calling” is stored, and the control unit 31 reads and writes as necessary.

  In addition, the transfer device 3 includes an operation unit 32 including a numeric keypad and a display unit 34 including a liquid crystal display, for example, and the control unit 31 switches display contents on the display unit 34 in response to an operation input from the operation unit 32. Thus, a setting means that enables various settings is configured. The resident operates these setting means in order to make an interphone call between the handset 2 and the mobile phone terminal 6, and sets the address information and telephone number of the mobile phone terminal 6, or from the handset 2. Set the contents of the response message to be output as necessary.

The transfer device 3 includes a communication unit 35 that is connected to the parent device 1 via a signal line and transmits / receives a communication signal to / from the parent device 1, and the parent device 1 relays the communication signal as described above. By doing so, audio signals and video signals are exchanged with the slave unit 2.

  The transfer device 3 includes a router interface 36 that is connected to the wide area network WAN via the router 4 and performs communication with the event management server 5 connected to the wide area network WAN. When a call signal is input from base unit 1, transfer device 3 transmits a call request signal including a call notification message and an identification number of mobile call terminal 6 to event management server 5.

  Here, for example, HTML mail or the like is used for the call notification message, and a notification screen 7 as shown in FIG. 5 is displayed on the liquid crystal display of the mobile call terminal 6. On the notification screen 7, the still image 71 generated based on the video signal received from the slave unit 2 by the control unit 31, the character information 72 for identifying the slave unit on which the call operation has been performed, and transferred from the mobile call terminal 6 A call button 73 for transmitting a call start message to the device 3, an end button 74 for stopping the call operation, and a single image captured by the camera 25 from the slave unit 2 via the transfer device 3 by performing a push operation. Image acquisition buttons 75 and 76 for acquiring a plurality of images or a plurality of continuous images.

  Further, the event management server 5 connects to the mobile call terminal 6 based on the identification number included in the call request signal received from the transfer device 3, and transmits a call notification message from the transfer device 3 to the mobile call terminal 6. When the resident operates the call button 73 in response to the call notification message transmitted to the mobile call terminal 6, the event management server 5 transmits a call start message transmitted from the mobile call terminal 6 to the transfer device 3. Accordingly, the resident operates the image acquisition buttons 75 and 76 displayed on the mobile call terminal 6 to display the visitor's image (still image 71), and presses either the call button 73 or the end button 74. By operating, it is possible to notify the transfer device 3 of response / non-response to the visitor.

  The control unit 31 of the transfer device 3 periodically receives, for example, the position information of the mobile call terminal 6 calculated from the mobile call terminal 6 using the GPS function, and the latitude / longitude stored in the memory 33 in advance. -Based on information such as height, it is determined whether the mobile call terminal 6 is in the house or outside the house, and the mobile call terminal 6 exists in the house when the call signal from the base unit 1 is input If it is determined, the intercom call is started between the handset 2 and the mobile call terminal 6 using the wireless LAN function of the mobile call terminal 6.

  In addition, when the call button is pressed by the mobile call terminal 6 and the call start message is received via the wide area communication network WAN, the transfer device 3 transmits a voice signal indicating the response message stored in the memory 33 to the slave unit 2. At the same time, connection with the mobile call terminal 6 is started in order to make a voice call with the mobile call terminal 6. Here, the connection with the mobile phone terminal 6 can be performed using a VoIP (Voice over Internet Protocol) service provided by a mobile phone carrier or the like. You may make it perform the transmission by the telephone number of the mobile call terminal 6. FIG. In any case, when the transfer device 3 exchanges audio signals between the handset 2 and the mobile call terminal 6, the interphone call by voice between the handset 2 and the mobile call terminal 6 is performed. Is possible. Note that a call technology such as VoIP is a well-known technology and will not be described in detail.

  Next, the operation when the call button of the child device 2 is operated by the visitor when the resident goes out with the portable telephone terminal will be described with reference to the sequence diagram shown in FIG. In the transfer device 3, the telephone number and address information of the mobile call terminal 6 are set in advance by the resident.

  When a visitor operates the operation button of the handset 2 (step S1), a ringing sound is emitted from the base unit 1, and a call signal is transmitted to the transfer device 3 via the base unit 1 when the handset 2 is called. (Step S2). The transfer device 3 determines whether the mobile call terminal 6 exists in the house or outside the house (step S3). Here, since the mobile call terminal 6 exists outside the home, the transfer device 3 transmits a call request message including the call notification message and the telephone number of the mobile call terminal 6 to the event management server 5 (step S4).

  At this time, the subunit | mobile_unit 2 image | photographs the surrounding image containing a visitor using the camera 25 with a fixed period, and transmits the imaged image to the transfer apparatus 3 continuously (step S5). The transmission of the captured image is continuously performed until the call is finished, and is sequentially stored in the memory 33 of the transfer device 3. Thereby, the transfer apparatus 3 can acquire the newest image imaged with the camera 25 as needed.

  The event management server 5 acquires connection information corresponding to the telephone number of the mobile call terminal 6 included in the received call request signal from the database device connected to the event management server 5 (step S6). The call notification message is transmitted (step S8). The event management server 26 requests the transfer device 3 for an image captured by the slave unit 2 (step S7), and stores the acquired image in a memory (not shown) of the event management server 5 (step S9). .

  Next, the mobile call terminal 6 requests a captured image from the event management server 5 based on the acquired call notification message (step S10), and the event management server 5 sends the captured image to the mobile call terminal based on this request. 6 (step S11). The mobile phone 6 displays the received captured image on the liquid crystal display and outputs a ringing tone from the speaker (step S12).

  Here, when the resident notices the ringing tone from the mobile call terminal 6 and determines whether or not to respond by looking at the image, an operation input corresponding to the call button displayed on the liquid crystal display is performed (step S13). ) The mobile call terminal 6 transmits a call start message to the event management server 5 (step S14). When the transfer device 3 receives the call start message via the event management server 5 (step S15), the transfer device 3 reads the response message stored in the memory 33 and transmits it to the slave unit 2 as an audio signal (step S16). Thereafter, the sub unit 2 outputs a sound such as “I am calling now” from the speaker 28 in response to the audio signal from the transfer device 3 to notify the visitor that the resident is willing to respond. (Step S17).

  Next, the transfer device 3 transmits a connection request to the mobile call terminal 6 in response to the call start message, and starts a connection to make a voice call with the mobile call terminal 6 (step S18). As described above, the connection between the transfer device 3 and the mobile call terminal 6 is performed via the public switched telephone network or the VoIP service, and the mobile call terminal 6 performs a response operation in response to the connection request. Thus, the connection between the transfer device 3 and the mobile call terminal 6 is performed (step S19). As a result, the transfer device 3 exchanges audio signals between the handset 2 and the mobile call terminal 6, and a voice call is started between the handset 2 and the mobile call terminal 6 (step S20).

  In this way, even if the resident is out of the office, a voice call can be made between the handset 2 and the mobile call terminal 6, and the transfer device 3 connects the mobile call terminal 6 and the handset 2. While connected, a response message by voice is output from the handset 2, so that it is possible to prevent the visitor from returning during the connection and to ensure the response to the visitor. If the mobile call terminal 6 exists in the house, the call can be started by notifying the mobile call terminal 6 without passing through the wide area communication network WAN, so that a voice call can be started. The time from the start of the operation to the start of the call can be shortened.

In this embodiment, set to a different pattern than while connecting the slave unit 2 and the portable communications terminal 6, and outputs the audio menu Tsu message as a connection waiting tone, normal ringer May be a ringing tone.

  Further, some or all of the various functions of the transfer device 3 may be realized by the interphone base unit 1, and the interphone base unit 1 and the transfer device 3 may be configured by a single device.

1 Interphone master unit (Interphone call means)
2 Door phone handset 3 Transfer device (call connection means)
4 router 5 event management server 6 mobile phone terminal WAN wide area communication network

Claims (2)

  1. A doorphone unit installed outside the house,
    An intercom communication means installed in the house and capable of making a call with the door phone slave unit by sending and receiving audio signals;
    Connected to the wide area network by wireless communication, a cellular phone terminal that exchanges voice signals via the wide area network,
    In response to the call operation from the intercom slave unit, the connected intercom slave unit and the said portable communications terminal via the wide area network, performed interphone call with the cellular phone terminal and the intercom slave unit Call connection means
    The call connection unit transmits a call notification message to the mobile call terminal in response to a call operation from the door phone slave unit, and an operation for transmitting a call start message on the mobile call terminal side is performed. When the call start message is returned from the mobile call terminal to the call connection means, the call connection means indicates that the connection is being made while the door phone slave unit is connected to the mobile call terminal. inter phone system characterized by outputting the connection waiting tone from the intercom slave unit.
  2.   The intercom system according to claim 1, wherein the call connection means outputs a voice message indicating that the resident is willing to respond as the connection standby sound from the door phone slave unit.
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JP6153020B2 (en) * 2013-03-13 2017-06-28 パナソニックIpマネジメント株式会社 Mobile terminal, program, call system
JP6187882B2 (en) * 2015-10-19 2017-08-30 パナソニックIpマネジメント株式会社 Door phone system, server device, and program
JP6519822B1 (en) 2017-11-06 2019-05-29 パナソニックIpマネジメント株式会社 Interior master unit, door phone system, and communication method
US10715678B2 (en) 2018-04-06 2020-07-14 Panasonic Intellectual Property Management Co., Ltd. Mobile terminal, event information display method, non-transitory computer-readable recording medium storing event information display program, and intercom system

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JPH07327072A (en) * 1994-05-31 1995-12-12 Sharp Corp Telephone set
JPH10107912A (en) * 1996-09-26 1998-04-24 Sharp Corp Intercom system
JP3828306B2 (en) * 1999-02-10 2006-10-04 株式会社リコー Intercom system
JP4585097B2 (en) * 2000-08-16 2010-11-24 イビデン株式会社 Intercom with communication terminal connection function
JP2006135525A (en) * 2004-11-04 2006-05-25 Funai Electric Co Ltd Interphone system and communication method thereof
JP5032294B2 (en) * 2007-12-20 2012-09-26 パナソニック株式会社 Intercom system communication path establishment method, intercom system, and transfer device

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