JPH05336249A - Telephone exchange - Google Patents

Abstract

PURPOSE:To discriminate the visitor and to contribute to the prevention of crimes by outputting a chime tone in a room in response to the incoming signal produced when a visitor pushes a normal or secret push-button. CONSTITUTION:When a normal push-button 1 of an intercom (a) is pushed, an incoming signal (A) 2 is produced and outputted to an exchange (b) through an incoming signal transmitting part 3. Then the signal 2 is sent to a CPU 11 through the push detection (A) 10a of an intercom push detecting part 10. The CPU 11 switches a circuit switching part 9 to an intercom circuit 7 and at the same time transmits a trigger signal to a chime tone transmitting part 12 to output a chime tone (A) 12a through a speaker 22. When a secret push- button 1a is pushed, an incoming signal (B) 5 is transmitted to the exchange (b) and detected at the part 10 as the push detection (B) 10b. This detection 10b is outputted through the speaker 22 as a chime tone (B) 12b via the CPU 11. In such a constitution, the residents of the apartment can discriminates the visitors for contribution to the prevention of crimes.

Description

Detailed Description of the Invention

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a telephone exchange, and more particularly to a telephone exchange in which an intercom and an exchange are connected.

[0002]

2. Description of the Related Art Japanese Unexamined Patent Publication No. 2-223295 (hereinafter referred to as "conventional example") discloses a conventional telephone device (telephone exchange system).

In the above conventional example, a telephone exchange is provided with a call detecting means for detecting a call signal from an intercom and a voice output control means for outputting a voice from a speaker of a telephone outlet by the call detecting means. It is described that the detection means detects the calling signal from the intercom and outputs the sound from the speaker of the telephone outlet by the detection signal.

[0004]

As described above, the conventional example has a problem that the chime sound is limited to only one type because the incoming signal from the intercom is only one type of output.

The present invention has been made in order to solve the above-mentioned problems, and the condition for a visitor to press a push button, for example, to push a secret push button or is registered in advance in a number input means. By inputting a number, a specific chime sound is transmitted to an indoor resident so that the indoor resident knows who the visitor is and also serves as a crime prevention system.

[0006]

Therefore, in claim 1 of the present invention, an intercom that sends out two or more types of incoming call signals by using a normal push button and a secret push button together, and the above two or more types. It is an object of the present invention to solve the above-mentioned problems and achieve the above-mentioned object by a telephone switchboard comprising a switchboard that separates the incoming call signal of (1) and outputs a different chime sound according to each incoming call signal.

According to a second aspect of the present invention, the number input means, the intercom that outputs various incoming signals according to the number input by the number input means, and the two or more types of incoming signals are separated. Another object of the present invention is to solve the above problems and achieve the above objects by a telephone exchange including a switch that outputs a chime sound corresponding to each incoming signal.

[0008]

In the telephone exchange according to claim 1 of the present invention, two or more types of incoming signals are transmitted by the intercom by using the ordinary push button and the secret push button together, and the two or more types of incoming signals are separated by the exchange. Separately, a different chime sound is output according to each incoming signal.

The telephone exchange according to claim 2 of the present invention outputs various incoming signals according to the number input by the number input means by the doorphone, and the exchange separates two or more types of incoming signals. The chime sound corresponding to the incoming signal of is output.

[0010]

Embodiments of the present invention will be described below with reference to the drawings. First, a first embodiment of the present invention will be described with reference to FIGS.
Will be explained. 1 is a block diagram of a common telephone exchange according to the first and second embodiments of the present invention, and FIG. 2 is a circuit configuration diagram showing a circuit configuration of a telephone exchange according to the first embodiment of the present invention.

In FIGS. 1 and 2, (a) is an intercom, which is a normal push button 1 and a secret push button 1a.
Is used together to send out two or more types of incoming signals (in this case, incoming signals A of 2 and incoming signal B of 5).
(B) is an exchange, which separates two or more types of incoming signals (incoming signals A and B) and outputs different chime sounds according to each incoming signal A, B.

Further, 3 is an incoming signal transmitting section for transmitting each of the incoming signals A and B, 4 is an intercom communication section, 7 is an intercom line, 8 is an ordinary telephone line, 9 is a switching between the telephone line 8 and the intercom line 7. The line switching unit 10 is a doorphone press detection unit that detects whether the normal press button 1 or the secret press button 1a is pressed, 10a is press button 1 press detection, and 10b is press button 1a detection. Is. Reference numeral 11 denotes a CPU, which separates incoming signals detected by the intercom detection unit 10 and controls the operation of the entire apparatus. Reference numeral 12 is a chime sound sending section for sending out chime sounds A and B corresponding to the incoming signals A and B, which are the separated pressing conditions, and 22 is a speaker for producing the chime sounds.

Next, the operation of the first embodiment will be described with reference to FIG. In FIG. 2, when the ordinary push button 1 of the intercom (a) is depressed, an incoming signal A is generated, and the incoming signal A is output from the incoming signal sending section 3 to the exchange (b) via the intercom line 7. The intercom press detection unit 10 of the exchange (b) receives the incoming signal A, and when the press of 10a is detected, the CP
Send to U11. The CPU 11 commands the circuit switching unit 9 to switch the circuit switching unit to the intercom circuit side.

Then, a chime trigger signal is sent from the CPU 11 to the chime sound sending section 12. The chime sound sending unit 12 sends the chime sound A from the chime sound A of 12a to the speaker 13, and outputs the chime sound A corresponding to the incoming signal A from the speaker.

Next, the secret push button 1a of the intercom (a)
When is pressed, basically the normal press button 1
The same operation as when the button is pressed is performed, the incoming signal B is transmitted to the exchange (b), is detected as the pressing detection B by the intercom pressing detection unit 10, and the chime sound 12b of the chime sound transmission unit 12 is transmitted via the CPU 11. Is output from the speaker 13.

As described above, according to the first embodiment, the user can convey a specific chime sound to the in-home resident by pressing the secret press button 1a of the intercom, and who the visitor is. You can know if there is.

Next, a second embodiment of the present invention will be described with reference to FIG. FIG. 3 is a circuit configuration diagram showing a circuit configuration of a telephone exchange according to a second embodiment of the present invention. 3, the same reference numerals as those in FIG. 2 indicate the same or corresponding parts,
The duplicate description will be omitted.

In FIG. 3, in the first embodiment, the ordinary push button and the secret push button generate respective incoming call signals, and the chime sound corresponding to the incoming call signals is output, whereas in the second embodiment, the second embodiment shows the chime sound. The number input from the number input touch panel 5 which is the number input means of the doorphone is P
The point is that the B sender 23 sends the incoming signal from the incoming signal sending unit 3 via the intercom line 7 to the interphone depression detection detecting unit 10. Then, in the second embodiment, the detection unit 1
The detection number of 0 is stored in the storage unit of the CPU 13, and a chime sound selection signal corresponding to the detection number is sent to the chime sound detection unit 14.

For example, if the incoming signal detection is normal, 14
If the chime sound of a, detection is a specific number, a special chime sound 14b is output from the speaker 16.

As described above, according to the second embodiment, the user can transmit the special chime sound to the in-home resident by inputting the specific number on the number input touch panel 5 which is a special pressing condition. Yes, the resident can know who the visitors are.

[0021]

As described above, according to the present invention, the visitor responds to the incoming signal by pressing the secret push button or pressing the specific number to the number input means. The chime sound is transmitted to the resident, and the resident can immediately determine who the visitor is,
It can also be used as a security system.

[Brief description of drawings]

FIG. 1 is a block diagram showing a telephone exchange of the present invention.

FIG. 2 is a diagram showing a configuration of a telephone exchange that is a first embodiment of the present invention.

FIG. 3 is a configuration diagram showing a configuration of a telephone exchange that is a second embodiment of the present invention.

[Explanation of symbols]

 (A) Doorphone (b) Switch 1 Normal push button 1a Secret push button 2 Incoming signal A, normal incoming signal 3 Incoming signal sending unit 4,6 Doorphone call unit 7 Doorphone line 8 Telephone line 9 Line switching unit 10 Doorphone press Detecting unit 11,13 CPU 12,14 Chime sound transmitting unit 16,22 Speaker In the figures, the same reference numerals indicate the same or corresponding parts.

Claims (2)

[Claims] 1. An intercom that sends out two or more types of incoming signals by using a normal push button and a secret push button together.
A telephone exchange comprising: an exchange that separates the two or more types of incoming signals and outputs a different chime sound according to each incoming signal. 2. A number input means, an intercom that outputs various incoming call signals corresponding to the numbers input by the number input means, and a chime corresponding to each incoming call signal by separating two or more types of the incoming call signals. A telephone switchboard comprising a switch that outputs sound.