JP2012138872A - Intercom device - Google Patents

Abstract

PROBLEM TO BE SOLVED: To provide an intercom device for which the brightness of a monitor of an intercom can be automatically adjusted.SOLUTION: In the intercom device including an entrance slave unit provided with a slave unit camera and a living room master unit provided with a master unit monitor, the living room master unit includes: a volume correspondence memory storing brightness volume values associated with respective residents in order to adjust the brightness of the master unit monitor for each resident; a voiceprint extraction part for extracting the voiceprint of voice inputted from a master unit microphone in order to communicate with a visitor; a voiceprint storage memory in which the voiceprint of the resident is stored beforehand; a voiceprint comparison part for comparing the voiceprint extracted in the voiceprint extraction part with the voiceprint of the resident stored in the voiceprint storage memory; and a brightness volume control part for receiving the information of the resident specified from the voiceprint comparison part, reading the brightness volume value for the resident from the brightness volume correspondence memory, and adjusting the brightness volume of the master unit monitor.

Description

The present invention relates to an interphone device, and more particularly to an interphone device that can adjust the brightness of an interphone monitor for each resident or visitor.

Monitors used in conventional intercom devices use a liquid crystal panel and have viewing angle characteristics, so when viewed from above or below due to height, the image becomes darker or brighter. There was a thing. Therefore, the intercom is provided with a brightness adjustment volume that can adjust the brightness of the monitor, and can be freely adjusted to improve visibility.
Some of them are equipped with a mechanism that can adjust the angle of the monitor. When it is difficult to see, there is one that adjusts the angle of the monitor so that it can be easily seen (for example, Patent Document 1).

Japanese Patent Laid-Open No. 2001-157194

However, there are many people who use intercoms, especially when the height difference is large, and it is difficult to see when a tall resident uses it after a low resident responds to the visitor and adjusts the brightness volume of the monitor. Because of this, the brightness volume had to be adjusted again.
Also, manually adjusting the angle of the monitor for each resident has been troublesome for the resident.

The present invention has been proposed in view of this point, and an object of the present invention is to provide an intercom apparatus capable of automatically adjusting the brightness of an interphone monitor.

In order to achieve the above-described object, an intercom device according to a first aspect of the present invention is an entrance device having a slave camera for a visitor to call a resident and make a call with the resident and to image the visitor. In the intercom device, which consists of a master unit and a master unit having a master unit monitor for confirming the video captured by the slave unit camera in response to a call from the entrance slave unit, Brightness volume compatible memory that stores the brightness volume value associated with each resident in order to adjust the brightness of the machine monitor for each resident, and voice input from the main unit microphone for calling with visitors A voiceprint extraction unit for extracting the voiceprint of the resident, a voiceprint storage memory for storing the voiceprint of the resident in advance, a voiceprint extracted by the voiceprint extraction unit, and a voiceprint of the resident stored in the voiceprint storage memory In order to adjust the brightness volume of the main unit monitor by receiving the resident information identified from the voiceprint comparison unit to be compared and the voiceprint comparison unit and reading the brightness volume value for the resident from the brightness volume corresponding memory The brightness volume control unit is provided.

The intercom apparatus according to the second aspect of the present invention includes an entrance slave unit having a slave camera for calling a resident and calling a resident, and capturing a visitor. In an intercom device composed of a parent device having a parent device monitor for making a call in response to a call from the child device and confirming an image captured by the child device camera, the living room parent device determines the brightness of the parent device monitor. The brightness volume corresponding memory that stores the brightness volume value associated with each resident to adjust for each resident, the master camera that is driven in response to a call from the visitor, and the master camera A face image extraction unit for extracting the resident's face from the video, a face image storage memory for storing the resident's face image in advance, and a face image and voiceprint storage memory extracted by the face image extraction unit. A face image comparison unit that compares the face image of the resident, and information on the resident identified from the face image comparison unit, and reads out the brightness volume value for the resident from the brightness volume corresponding memory. And a brightness volume control unit for adjusting the brightness volume of the master monitor.

The intercom apparatus according to the third aspect of the present invention includes an entrance slave unit having a slave camera for calling a resident and calling a resident, and capturing a visitor. In an intercom device composed of a parent device having a parent device monitor for making a call in response to a call from the child device and confirming an image captured by the child device camera, the living room parent device determines the brightness of the parent device monitor. A brightness volume compatible memory for storing a brightness volume value associated with the height or eye height for adjustment according to the height of the user, a parent camera driven in response to a call from a visitor, and a parent A face position calculation unit for calculating the position of the resident's face from the image captured by the machine camera, and a brightness volume corresponding memory according to the position of the resident calculated by the face image calculation unit Characterized by comprising a brightness volume control unit for adjusting the brightness volume of the parent machine monitor reads the brightness volume value for the occupants.

In addition, the intercom device according to the fourth aspect of the present invention, the visitor calls the resident and makes a call with the resident, and the camera for collecting images of the visitor and the visitor's own video and operation guidance. From the main entrance machine having a collection entrance monitor that performs events such as information, and from the living room base unit having a parent machine monitor for making a call in response to a call from the collection entrance machine and checking the image captured by the collection camera In the intercom device configured, the collective entrance machine supports brightness volume that stores the brightness volume value associated with the height or eye height to adjust the brightness of the entrance monitor according to the height of the user A face position calculation unit for driving a collecting camera in response to a call from a visitor and calculating a position of a resident's face from an image captured by the collecting camera; A brightness volume control unit for adjusting the brightness volume of the concentration monitor by reading out the brightness volume value for the resident from the brightness volume corresponding memory according to the position of the resident calculated by the face image calculation unit It is characterized by comprising.

According to the first aspect of the present invention, it is possible to identify the resident's voice to identify an individual and adjust the brightness of the monitor according to his / her preference. According to the second aspect of the present invention, it is possible to identify the resident's face, identify an individual, and adjust the brightness of the monitor according to preference. According to invention of Claim 3, the brightness of a monitor can be adjusted according to the height of the person who uses it, and it can respond to an unspecified person. According to the invention of claim 4, the brightness of the monitor can be adjusted according to the height of the person using it even if it is a monitor provided in the collective entrance machine, and it corresponds to unspecified people such as visitors. be able to.

BRIEF DESCRIPTION OF THE DRAWINGS It is a figure of the intercom apparatus which is embodiment which concerns on this invention, (a) is a system block diagram, (b) is a block diagram of an office master, (c) is another block diagram of an office master. It is a figure at the time of applying the intercom apparatus which is embodiment which concerns on this invention to an apartment house, (a) is a system block diagram, (b) is a block diagram of an entrance hall.

Hereinafter, preferred embodiments of an interphone device according to the present invention will be described with reference to the drawings.
FIG. 1A is a system configuration diagram of an intercom apparatus according to the present invention, a call button 11 for a visitor to call a resident, a slave microphone 12 and a slave speaker for a visitor to talk to a resident. 13. A main unit 1 for displaying the video captured by the sub unit camera 14, the main unit monitor 201 including the sub unit camera 14 for capturing the visitor, and a main unit for the resident to talk to the visitor. A living room base unit 2 including a microphone 203 and a base unit speaker 204 is connected.

In addition, as shown in the block diagram of FIG. 1B, the living room base unit 2 performs video processing for video processing in order to display the video captured by the handset camera 14 of the entrance handset 1 on the base unit monitor 201. Unit 202, cordless handset microphone 12 of entrance cordless handset 1, cordless handset speaker 13 and base unit microphone 203 of room base unit 2, acoustic unit 205 for talking between base unit speaker 204, and residence input to the corresponding acoustic unit Voice print extraction unit 206 for extracting a voice print from the voice of the person, voice print storage memory 207 for registering and storing the voice print of the resident in advance, voice print extracted by the voice print extraction unit 206 and the resident stored in the voice print storage memory 207 A voice print comparison unit 208 that compares the brightness of the parent device monitor 201 with the brightness volume correspondence memory 209 that stores the brightness of the parent device monitor 201 for each resident, and the brightness volume correspondence memory 209 determines the brightness of the parent device monitor 201. From the brightness volume control unit 210 that performs control to automatically change to the brightness level that has been set, the base unit IF 211 for communicating with the front door unit 1, and the base unit CPU 212 for controlling each unit in the room base unit 2 It is configured.

  The operation of the intercom apparatus configured as described above will be described below. First, as a first embodiment, a case where a resident is specified by voiceprint analysis will be described. When a visitor calls the resident by pressing the call button 11 of the front door 1, a call signal is transmitted to the room master 2 and received by the master CPU 212 via the master IF 211. The master CPU controls the sound unit 205 to report a ringing tone from the master speaker 204 and supplies power to the slave camera 14 of the entrance slave 1 to capture images captured by the slave camera 14 in the room. Received by the video processing unit 202 via the parent machine IF 211 of the parent machine 2. The video processing unit 202 can display a visitor's video on the master monitor 201 by performing video processing so that the master monitor 201 displays the image.

Thus, the resident who confirmed the ringing tone reported from the master speaker 204 and the video of the visitor displayed on the master monitor 201 shifts to the call mode by pressing a call button (not shown) or the like. Then make a call with the visitor. Specifically, a telephone call is started between handset microphone 12, handset speaker 13, base unit microphone 203, and base unit speaker 204. Here, the voice input from the base microphone 203 is detected by the acoustic unit 205 and the voiceprint is extracted by the voiceprint extraction unit 206. This voice print information is input to the voice print comparison unit 208, which compares the voice print information stored in advance in the voice print storage memory 207 with the voice print information input from the voice print extraction unit 206. As a result, if it matches, the information on the resident is transmitted to the brightness volume corresponding memory 209, and the brightness volume memory reads out the brightness volume value of the master monitor 201 corresponding to the received resident information. The control unit 210 is notified, and control is performed to adjust the brightness of the master monitor 201 according to the notified brightness volume value. Thereby, it is possible to automatically adjust the brightness to suit the resident's preference.

In the above embodiment, the voiceprint extraction unit 206 extracts the voiceprint of the resident from the start of the call. However, the microphone 203 is activated in the calling state called from the front door 1 so that the voice of the resident can be heard. It is also possible to adjust the brightness volume of the master monitor 201 before starting a call as a state where it can be input. In addition, the brightness volume is adjusted to a preset initial value before the responding resident is determined.

Next, a case where the resident is specified by face image authentication will be described as a second embodiment. As shown in the block diagram of FIG. 1 (c), the living room master unit 2 extracts a resident's face image from a parent device camera 213 for imaging a resident, and images captured by the parent device camera 213. Face image extraction unit 214, face image storage memory 215 in which a resident's face image is registered in advance, and face image comparison in which the face image extracted in face image extraction unit 214 is compared with the face image registered in face image storage memory 215 Part 216 is provided. In addition, the part similar to FIG.

In the intercom apparatus configured as described above, when a visitor calls the resident by pressing the call button 11 of the front door unit 1, a call signal is transmitted to the room base unit 2, and the base unit is connected via the base unit IF 211. Received by the CPU 212. The master CPU controls the sound unit 205 to report a ringing tone from the master speaker 204 and supplies power to the slave camera 14 of the entrance slave 1 to capture images captured by the slave camera 14 in the room. Received by the video processing unit 202 via the parent machine IF 211 of the parent machine 2. The video processing unit 202 can display a visitor's video on the master monitor 201 by performing video processing so that the master monitor 201 displays the image.

At this time, under the control of the master CPU 212, the master camera 213 is driven to start imaging. When the resident stands in front of the room master unit 2 (base unit camera 213), the face image extraction unit 214 extracts the resident's face image from the video captured by the base unit camera 13, and the face image comparison unit 216. Send to. The face image comparison unit 216 reads a face image of a resident registered in advance from the face image storage memory 215 and compares it. As a result, if they match, the resident information is transmitted to the brightness volume correspondence memory 209, and the brightness of the master monitor 201 is adjusted in the same manner as in the first embodiment.

Next, a case where the third embodiment is applied to an apartment house intercom system will be described. FIG. 2A is a system configuration diagram when the intercom device of the present invention is applied to an apartment house. The entrance 3 is operated by a visitor to call the resident, and the resident calls from the visitor. And the controller 4 that controls the room entrance base unit 5 and the room base unit 5.

FIG. 1 (b) is a block diagram of the collective entrance machine 3, which displays a video of the visitor himself / herself and displays a video on the central monitor 301 for displaying operation guidance. The image processing unit 302 for processing the image, the collecting microphone 303 for the visitor to talk with the resident, the collecting speaker 304 and the sound unit 305, the collecting camera 306 for photographing the visitor, and the collecting camera 306 A face position calculation unit 307 that calculates the position (height) of the visitor's face from the captured video, and a brightness volume for storing the brightness volume of the concentration monitor 301 as a value corresponding to the height of the visitor's back A brightness volume control unit 309 that performs control to automatically change the brightness of the corresponding memory 308 and the concentration monitor 301 to the brightness volume determined by the brightness volume corresponding memory 308; Atsumarigen IF310 for signals, and a Atsumarigen CPU311 for controlling each unit of the set entrance machine 3.

Note that the brightness volume corresponding memory 308 stores brightness volume values in stages for heights of less than 130 cm, 130 cm-150 cm, 150 cm-170 cm, 170 cm or more, for example. Further, the face position calculation unit 307 may calculate the position of the visitor's eyes, measure the position of the eyes from the reference point of the captured image, and calculate the height.

The operation of the intercom apparatus configured as described above will be described below. A visitor operates the collective entrance 3 to call a resident. The collecting CPU 311 detects this operation and drives the collecting camera 306. The face position calculation unit 307 calculates the position of the visitor's face from the image captured by the collecting camera 306. This calculation result is transmitted to the brightness volume correspondence memory 308, and the brightness volume information corresponding to the calculation result is read out and notified to the brightness volume control unit 309, and the concentration monitor 301 receives the brightness volume information according to the notified brightness volume information. Control to adjust the brightness. In the above-described embodiment, the visitor drives the entrance camera 306 from the start of operation of the collective entrance 3. However, the present invention is not limited to this, and a visitor is separately mounted with a human sensor (not shown). It may be driven by detecting standing in front of the collective entrance 3. Furthermore, the present invention can be applied not only to the collective entrance machine, but also to a room base unit with a monitor installed in a detached house.

DESCRIPTION OF SYMBOLS 1 ... Entrance cordless handset 2 ... Living room master 201 ... Master phone monitor 203 ... Master phone microphone 204 ... Master phone speaker 206 ... Voiceprint extraction part 207 ... Voiceprint storage memory 208・ ・ ・ Voiceprint comparison unit 209 ・ ・ ・ Brightness volume compatible memory 210 ・ ・ ・ Brightness volume control unit 212 ・ ・ ・ Master CPU
213 ... Master camera 214 ... Face image extraction unit 215 ... Face image storage memory 216 ... Face image comparison unit 3 ... Collective entrance machine 301 ... Collection monitor 303 ... Collection Xuan microphone 304 ... Xen speaker 306 ... Xen camera 307 ... Face position calculation unit 308 ... Brightness volume compatible memory 309 ... Brightness volume control unit 311 ... Xen CPU

Claims (4)

A visitor calls a resident to make a call with the resident, an entrance slave having a slave camera for imaging the visitor, and a call according to a call from the entrance slave, and the slave camera In the intercom apparatus composed of a base unit having a base unit monitor for confirming the video imaged in the above, the base unit is configured so that each home unit adjusts the brightness of the base unit monitor for each resident. A brightness volume corresponding memory for storing a brightness volume value associated with a person, a voiceprint extraction unit for extracting a voiceprint of a voice input from a parent microphone for calling with the visitor, and the resident A voice print storage memory for storing the voice print in advance, a voice print comparison section for comparing the voice print extracted by the voice print extraction section with the voice print of the resident stored in the voice print storage memory, and the voice print ratio A brightness volume control unit for receiving information on the resident specified from the unit, reading the brightness volume value for the resident from the brightness volume corresponding memory, and adjusting the brightness volume of the parent device monitor; An intercom device characterized by comprising: A visitor calls a resident to make a call with the resident, an entrance slave having a slave camera for imaging the visitor, and a call according to a call from the entrance slave, and the slave camera In the intercom apparatus composed of a base unit having a base unit monitor for confirming the video imaged in the above, the base unit is configured so that each home unit adjusts the brightness of the base unit monitor for each resident. A brightness volume corresponding memory for storing a brightness volume value associated with a person, a parent camera that is driven in response to a call from the visitor, and extracting a resident's face from an image captured by the parent camera A face image extracting unit for storing the face image of the resident, a face image storing memory for storing the face image of the resident in advance, a face image extracted by the face image extracting unit, and a memory stored in the voiceprint storing memory. A face image comparison unit for comparing the person's face image, and information on the resident specified from the face image comparison unit, and reading out the brightness volume value for the resident from the brightness volume correspondence memory, An intercom apparatus comprising a brightness volume control unit for adjusting a brightness volume of a master monitor. A visitor calls a resident to make a call with the resident, an entrance slave having a slave camera for imaging the visitor, and a call according to a call from the entrance slave, and the slave camera In the intercom apparatus composed of a base unit having a base unit monitor for confirming an image captured in step 1, the room base unit adjusts the brightness of the base unit monitor according to the height of the user. A brightness volume corresponding memory for storing a brightness volume value associated with height or eye height, a parent camera that is driven in response to a call from the visitor, and an image captured by the parent camera A face position calculation unit for calculating the position of the person's face, and the brightness volume corresponding memory from the brightness volume corresponding memory according to the position of the resident calculated by the face image calculation unit. Intercom apparatus characterized by reading the that of the volume value and a brightness volume control unit for adjusting the brightness volume of the master machine monitor. A collective entrance machine having a congregation camera for capturing information on the visitor's own video and operation guidance, etc. And an intercom device comprising a parent device having a parent device monitor for making a call in response to a call from the collecting entrance device and confirming an image captured by the collecting camera. A brightness volume corresponding memory for storing a brightness volume value associated with a height or a height of a line of sight in order to adjust the brightness of the concentration monitor according to the height of the user, and a call from the visitor Accordingly, the concentration camera is driven, and the face position calculation unit for calculating the position of the resident's face from the image captured by the concentration camera is calculated by the face image calculation unit. A brightness volume control unit for reading out the brightness volume value for the resident from the brightness volume corresponding memory according to the position of the resident and adjusting the brightness volume of the concentration monitor. Interphone device characterized by.

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