A doorbell system (1) includes a plurality of doorbells (2-1 to 2-n) each of which is attached to each residence and includes an operation unit (22) and a camera (26), and a control unit (4) capable of performing communication with the plurality of doorbells (2-1 to 2-n). The control unit (4) is configured to acquire position information of each of the plurality of doorbells (2-1 to 2-n) and an image captured by the camera (26), to generate target information about a target, based on the position information and the image, and to transmit the target information to an external device (3-1 to 30n) associated with a specific user.

An intercom system for use in a housing complex constituted by dwelling buildings is provided in which each of the dwelling buildings is provided with a dwelling parent device installed in each dwelling, a collective foyer device with which a calling operation may be performed for calling the dwelling parent devices, and a building control unit configured to communicatively interconnect the dwelling parent device in each dwelling of the host building and the collective foyer device via an intercom line, the collective foyer device includes a storage unit in which terminal information of the collective foyer device is stored, the collective foyer device or the building control unit is capable of performing communication with an external device connected to an external network, and data on the external network is transferred to the collective foyer device or the building control unit by using the external device as a communication medium.

An intercom system for use in a housing complex constituted by dwelling buildings is provided in which each of the dwelling buildings is provided with a dwelling parent device installed in each dwelling, a collective foyer device with which a calling operation may be performed for calling the dwelling parent devices, and a building control unit configured to communicatively interconnect the dwelling parent device in each dwelling of the host building and the collective foyer device via an intercom line, the collective foyer device includes a storage unit in which terminal information of the collective foyer device is stored, the collective foyer device or the building control unit is capable of performing communication with an external device connected to an external network, and data on the external network is transferred to the collective foyer device or the building control unit by using the external device as a communication medium.

A nurse call system includes a nurse call slave device, a nurse call master device, a plate slave device, a bedside monitor, a corridor light, a control unit, and nurse mobile phones. The nurse call slave device is provided for each bed in a hospital room for allowing a hospitalized patient to call a nurse. The nurse call master device is provided at a nurse station for answering a call from the nurse call slave device. The plate slave device, the corridor light, or the control unit has an automatic answering unit for automatically answering a call from the nurse call slave device, and causes the automatic answering unit to automatically answer at least a part of calls from the nurse call slave device without calling the nurse call master device and the nurse mobile phones.

A display control method performed using a system including an information processing server includes: (a) obtaining, using a sensor, a user state indicating whether a user is currently cooking using a cooker, when an image of a delivery person delivering an item to a building in which the user is present is captured by a camera provided at an entrance door of the building; (b) obtaining content information of the item; (c) obtaining at least one suggestion associated with the user state and the content information of the item; and (d) causing a display terminal provided in the building to display the image of the delivery person, the content information of the item, and the at least one suggestion. Here, (a) to (d) are performed by the information processing server.

A terminal device configured to communicate with room parent devices installed in respective rooms is equipped with an input unit enabling input of a dweller name as a call manipulation for calling a room parent device; a storage unit stored with a call table in which a room number, a dweller name, and room parent device identification information assigned to each of the room parent devices are correlated; and a control unit determining a call target room parent device based on an input content of the call manipulation and the call table and performing call control for calling the determined room parent device. In adding a new dweller name for an existing room number to the call table stored in the storage unit, the control unit automatically registers, as room parent device identification information of the new dweller name, the room parent device identification information assigned to the room number.

A terminal device configured to communicate with room parent devices installed in respective rooms is equipped with an input unit enabling input of a dweller name as a call manipulation for calling a room parent device; a storage unit stored with a call table in which a room number, a dweller name, and room parent device identification information assigned to each of the room parent devices are correlated; and a control unit determining a call target room parent device based on an input content of the call manipulation and the call table and performing call control for calling the determined room parent device. In adding a new dweller name for an existing room number to the call table stored in the storage unit, the control unit automatically registers, as room parent device identification information of the new dweller name, the room parent device identification information assigned to the room number.

A nurse call system that enables a call for a nurse from anywhere in a hospital ward while a patient carries a mobile phone is provided. The nurse call system includes a plurality of patient mobile phones 10 are carried by hospitalized patients and connected to a controller 8 via a base station 12 as with nurse mobile phones 9, and each patient mobile phone 10 has a hospital room ID and a nurse call slave device ID registered therein for recognizing a bed location of the patient carrying the patient mobile phone 10, thus enabling a nurse call operation for transmitting a call signal with the hospital room ID and the slave device ID added thereto, to the nurse call master device 7 and at least one of the nurse mobile phones 9, through a predetermined operation.

The present invention provides a distributed interphone system capable of simplifying registration of settings of individual devices, for example, when new ones are installed. An interphone system includes apartment parent devices having setting files containing control contents for control of the apartment parent devices, registered therein, terminal devices, and building control units. A setting apparatus includes accessing units for accessing at least one registered setting file and at least one unregistered setting file of the devices, a display unit for displaying the control contents of the plurality of accessed device setting files, and a control unit configured to be able to copy the control contents of the registered setting file displayed on the display unit into the unregistered setting file.

The present invention provides a distributed interphone system capable of simplifying registration of settings of individual devices, for example, when new ones are installed. An interphone system includes apartment parent devices having setting files containing control contents for control of the apartment parent devices, registered therein, terminal devices, and building control units. A setting apparatus includes accessing units for accessing at least one registered setting file and at least one unregistered setting file of the devices, a display unit for displaying the control contents of the plurality of accessed device setting files, and a control unit configured to be able to copy the control contents of the registered setting file displayed on the display unit into the unregistered setting file.