JP2001274893A - Telephone set - Google Patents

Abstract

PROBLEM TO BE SOLVED: To obtain an automatic answering telephone function even when an incoming call of the second system occurs during recording a message with respect to an incoming call of the first system during absence. SOLUTION: This telephone set by which communication of two systems can simultaneously be performed through a single subscriber's line 1 and for which plural dial-in contracts are made is provided with two recording processing means 23 and 24 capable of different recording. Thus, even while the incoming call of one of these two systems are recorded, the incoming call of another system can be recorded.

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

The present invention relates to, for example, ISDN (I
integrated Services Digita
1) a telephone apparatus capable of simultaneously performing two systems of communication with one subscriber line and making a plurality of dial-in contracts.

[0002]

2. Description of the Related Art In an ISDN line used in recent years, two systems can be simultaneously communicated by one subscriber line, and a plurality of, for example, up to ten dial-in contracts can be made. Conventionally available ISDN
2. Description of the Related Art Some line telephone devices have an answering machine function.

[0003] In such a conventional answering machine function of a telephone device for an ISDN line, when a message for an incoming call of the first system during recording is recorded, when an incoming call of the second system is received. Busy information is returned to the telephone network so that incoming calls cannot be received.

[0004] That is, there is an inconvenience that, when there is an incoming call of the second system, a busy state occurs even when the user is away.

SUMMARY OF THE INVENTION In view of the above, the present invention enables an answering machine function to be obtained even when there is an incoming call of the second system while recording a message for the incoming call of the first system during the absence. The purpose is to:

[0006]

According to the telephone apparatus of the present invention, two recording processing means capable of simultaneously performing two systems of communication with one subscriber line and making different recordings in a telephone apparatus having a plurality of dial-in contracts. Is provided so that even if an incoming call of one of the two systems is being recorded, an incoming call of another system can be recorded.

According to the present invention, since two recording processing units capable of different recordings are provided, even if one of the two systems is recording an incoming call, the incoming call of another system can be recorded.
Therefore, according to the present invention, the answering machine function can be obtained even when there is an incoming call from another system while recording a message for an incoming call of one system during an answering machine (while the answering machine function is operating).

[0008]

BRIEF DESCRIPTION OF THE DRAWINGS FIG. 1 is a block diagram of a telephone apparatus according to an embodiment of the present invention. In FIG. 1, reference numeral 1 denotes a subscriber line, which is an ISDN line from a telephone station (not shown). The ISDN line 1 can simultaneously communicate with two systems using one subscriber line and can make a plurality of, for example, up to ten dial-in contracts.

The network terminating unit (DSU) 2 is connected to an IS
Connect to DN controller 3. Reference numeral 4 denotes a parallel connection terminal for connecting another ISDN controller to the network termination unit (DSU) 2 in parallel.

The ISDN controller 3 obtains, for example, a PCM digital communication information signal from the received signal from the ISDN line 1 obtained from the network termination unit (DSU) 2, and transmits the PCM digital communication information signal via the bidirectional transmission line 5. The digital communication information processing circuit 6 supplies the digital communication
Is transmitted to the ISDN line 1 via the network termination unit (DSU) 2.

The ISDN controller 3 is connected to an analog telephone 8 via a subscriber circuit (SLIC) 7 so that the analog telephone 8 can transmit and receive communication information via the ISDN line 1. Reference numeral 9 denotes a DTMF decoder, which decodes a DTMF signal from the analog telephone 8 and supplies it to the ISDN controller 3. The ISDN controller 3 sends out a calling signal corresponding to the DTMF signal to the ISDN line 1. .

Reference numeral 10 denotes the ISD through a bus line 11.
N indicates a work RAM connected to the N controller 3 and a memory 1 in which a predetermined program or the like is stored.
2 is connected to the ISDN controller 3 via the bus line 11.

Reference numeral 13 denotes a central control unit (CPU) composed of a microcomputer. The ISDN controller 3 operates according to a command from the central control unit 13.

A keyboard 14 for inputting a telephone number and the like is connected to the central control unit 13 and a bus line 15
, A work RAM 16, a memory 17 storing a predetermined program and the like, and a liquid crystal display (LCD) 18 for performing a predetermined display are connected. In addition, this central control device 1
3 is connected to an EEPROM 19 for storing a telephone directory and the like.

A digital communication information processing circuit 6 is connected to the central control device 13 via a bus line 15, and the digital communication information processing of the digital communication information processing circuit 6 cooperates with the central control device 13. I will do it.

The digital communication information processing circuit 6 includes a speaker 2 for emitting a received signal when the hands-free function is operated.
A microphone 21 for obtaining 0 and a transmission signal and a handset 22 having a microphone and a speaker are provided so that an audio signal can be transmitted and received as in the related art.

In this embodiment, two recording processing means 23 capable of making different recordings in the digital communication information processing circuit 6.
And 24 are connected. The recording processing means 23 and 24 are respectively provided with a digital signal processor (DSP) 2
3a and 24a and memories 23b and 24b.

This digital signal processor (DS)
P) A digital communication information signal obtained to the digital communication information processing circuit 6 is supplied to 23a and 24a in accordance with a command from the central control unit 13. The digital signal processors (DSPs) 23a and 24a record (store) the digital communication information signals in the memories 23b and 24b according to a command from the central control unit 13, and record (store) the signals in the memories 23b and 24b. The reproduced signal is supplied to the digital communication information processing circuit 6 to be emitted from the speaker 20.

That is, according to the present embodiment, the digital signal processors (DSPs) 23a and 24a
The signals recorded by the central control unit 13 are recorded in the memory 23b, 24b by the digital signal processors 23a, 24a by the instructions of the central control unit 13, and recorded by the speaker 20. Sound.

The digital signal processors (DSPs) 23a and 24a also have an echo canceling function so that howling does not occur between the digital signal processors (DSPs) 23a and 24a and the microphone 21 when the speaker 20 or the like is used by the hands-free function. I have.

The received digital communication information signal obtained by the digital communication information processing circuit 6 is transmitted to the bidirectional transmission line 25.
Configure a digital modulator, digital demodulator, etc. through
For example, it supplies the base station to a baseband processor (BBP) 26 that communicates with three slave units 30a, 30b, and 30c, and obtains the signals from the slave units 30a, 30b, and 30c obtained by the baseband processor (BBP) 26. A digital communication information signal is supplied to the digital communication information processing circuit 6.

This baseband processor (BBP) 2
The baseband processor (BBP) 26 operates according to a command from the central control unit 13.
The digitally modulated received digital communication information signal is wirelessly transmitted to the slave units 30a, 30b, 30c via the high frequency circuit 27 and the antenna 28, and the slave unit 30
Signals transmitted by radio from a, 30b, and 30c are obtained by the baseband processor (BBP) 26 through the antenna 28 and the high-frequency circuit 27.

In this example, the three slave units 30a,
A dial-in contract is made with 30b and 30c so that the three slave units 30a, 30b and 30c are associated with dial-in numbers "A", "B" and "C", respectively. The dial-in numbers “A”, “B” and “C” are actually predetermined digits.

Each of the slave units 30a, 30b and 30c is configured, for example, as shown in FIG. In FIG. 2, reference numeral 31 denotes a central control unit (CPU) composed of a microcomputer. The central control unit 31 includes a keyboard 32 for inputting a telephone number and the like and a jog dial 3.
3 and the work R
AM 35, a memory 3 in which predetermined programs and the like are stored
6. USB (Univ) for connecting a liquid crystal display (LCD) 37 for performing a predetermined display and a personal computer and the like.
ersal (Serial Bus) interface 3
8 is connected to the connected USB driver 39.

An EEPROM 40 for storing a telephone directory or the like is connected to the central control unit 31, and a light emitting diode 41 indicating that the slave units 30a, 30b, and 30c are operating is connected.

Reference numeral 42 denotes a voice recorder comprising a cross-point switch or the like which operates according to a command from the central control unit 31. The voice recorder 42 converts an audio signal for transmission from the microphone 43 into a digital signal of this analog audio signal. A voice signal supplied from the codec circuit 44, which is supplied to a codec circuit 44 for encoding a PCM audio signal as a signal and decoded from a digital signal PCM audio signal received by the codec circuit 44, is supplied to the voice recorder. 42 and amplifier circuit 5
2 to the receiving unit 53. 46
Is an amplifier circuit.

The codec circuit 44 is connected to the bidirectional transmission line 4.
A digital modulator, a digital demodulator, and the like are configured via 8 and connected to a baseband processor (BBP) 49 that communicates with a so-called master unit as shown in FIG. The baseband processor (BBP) 49 operates in accordance with a command from the central control unit 31. The baseband processor (BBP) 49 transmits a digitally modulated audio signal for transmission from the codec circuit 44 from the baseband processor (BBP) 49 to a high-frequency circuit. The data is transmitted wirelessly via the antenna 50 and the antenna 51.

Also, as shown in FIG. 1, an incoming signal from the ISDN circuit 1 by radio from the master unit is obtained to the baseband processor (BBP) 49 via the antenna 51 and the high frequency circuit 50. The signal arrives at the baseband processor (BBP) 49 and the signal codec circuit 4
4. Sound is emitted by the receiving unit 53 via the voice recorder 42 and the amplifier circuit 52 controlled by the central controller 31.

In the example of FIG. 2, a buzzer signal is output from the central control unit 31 when an incoming call is received, and the speaker 45
A predetermined announcement signal recorded in the voice recorder 42 under the control of the central control device 31 is supplied to the speaker 45 through the amplifier circuit 47 under the control of the central control device 31 and, for example, "call from Mr. XX." Sound.

In this embodiment, the volume of the microphone 43 is adjusted by a command signal from the central control unit 31. Otherwise, the configuration is the same as the conventional one.

Since the telephone device according to the present embodiment is constructed as described above, the speaker 20 and the microphone 21 or the handset 2 are used when making a telephone call using a so-called base unit.
2 can be used in a conventional manner, and an analog telephone 8 can be used in a conventional manner.

Also, when making a call using the slave units 30a, 30b and 30c, the respective dial-in numbers are used in the same manner as in the prior art, and the call can be made wirelessly via the master unit.

In the present embodiment, when the answering mode is set, the central control unit (CPU) 13 operates the telephone device as shown in a flowchart of FIG. When there is an incoming call via the ISDN line 1 (step S1), it is determined whether or not one of the two systems is communicating (step S2).

When neither of these two systems of communication is in communication, the memory 23 of the recording processing means 23 and 24
It is determined whether the empty areas of b and 24b are memory 23b> memory 24b (step S3). Empty area is memory 23
If b is larger, the process proceeds to step S4, and it is determined whether the dial-in number is "A", "B", or "C".

When the dial-in number is "A", the flow shifts to step S5, where a response message to the other party for A recorded in the memory 23b is reproduced and transmitted by the digital signal processor (DSP) 23a. At the same time, the absence message for A is recorded in the memory 23b using the digital signal processor (DSP) 23a of the recording processing means 23.

If the dial-in number is "B", the flow shifts to step S6, and the memory 23b
A response message to the other party for B recorded in the memory 2 is reproduced and transmitted by a digital signal processor (DSP) 23a, and the memory 2 is used by using the digital signal processor (DSP) 23a of the recording processing means 23.
Record the absence message for B in 3b.

When the dial-in number is "C", the flow shifts to step S7, and the memory 23b
The response message to the other party recorded for C is reproduced and transmitted by the digital signal processor (DSP) 23a, and the memory 2 is used by using the digital signal processor (DSP) 23a of the recording processing means 23.
Record the absence message for C in 3b.

In step S3, an empty area is stored in the memory 24.
If b is larger, the process proceeds to step S8, and it is determined whether the dial-in number is "A", "B", or "C".

If the dial-in number is "A", the flow shifts to step S9, where a response message to the other party for A recorded in the memory 24b is reproduced by the digital signal processor (DSP) 24a. At the same time, the message for A is recorded in the memory 24b using the digital signal processor (DSP) 24a of the recording processing means 24.

When the dial-in number is "B", the flow shifts to step S10, where a response message to the other party for B recorded in the memory 24b is reproduced and transmitted by the digital signal processor (DSP) 24a. At the same time, using a digital signal processor (DSP) 24a of the recording processing means 24,
Record the absence message for

If the dial-in number is "C", the flow shifts to step S11, and the memory 24b
The response message to the other party for C is recorded and reproduced by the digital signal processor (DSP) 24a and transmitted, and the memory 24b is used by using the digital signal processor (DSP) 24a of the recording processing means 24.
Record the absence message for C.

If one system is communicating at step S2, it is determined whether the digital signal processor (DSP) 23a of the recording processing means 23 is in use (step S12).
When 3a is in use, the process proceeds to step S8, and when not in use, the process proceeds to step S4. Therefore, even if one system is communicating, communication of another system can be recorded.

Therefore, two answering machine functions can be obtained at the same time, and one system is in use by the hands-free function and one digital signal processor (DS) is used.
P) Even when busy 23a or 24a, the other digital signal processor (DSP) 24a or 23a can be used to activate the answering machine function.

Steps S5, S6, S7, S9, S10
And S11, a digital signal processor (DS)
P) Memory 23b and 24 using 23a and 24a
b, the central control unit (CP
In U) 13, for example, a message management table as shown in FIG. 4 is created in the memory 17 (step S13), and then the process is terminated and the next incoming call is awaited.

As shown in FIG. 4, the business message management table is a digital signal processor (DSP) 23.
a and 24a, and for which dial-in numbers "A", "B", and "C", the date, month, day, time, and minute are recorded in a table. is there.

When the answering machine recorded in the memories 23b and 24b is reproduced, as shown in FIG. 5, the dial-in number of the message to be reproduced is "A", "B" or "C". (Step S20), and if it is "A", a digital signal processor (DSP)
The messages of the dial-in number "A" in the message message management table of FIG.
The sound is emitted by setting 0 (step S21).

If the dial-in number of the message for reproducing the answering machine is "B" at step S20, the digital signal processors (DSP) 23a and 24a are used to store the message of FIG. The message of the dial-in number “B” in the message management table is reproduced in the order of the time stamp, and the sound is emitted from the speaker 20 (step S22).

If the dial-in number for reproducing the answering machine is "C" in step S20, the digital signal processors (DSPs) 23a and 24a are used to store the message shown in FIG. The message of the dial-in number “C” in the message management table is reproduced in the order of the time stamp, and the sound is emitted from the speaker 20 (step S23).

In the above-described example, three dial-in contracts have been described. However, two or four or more dial-in contracts may be made.

Further, the present invention is not limited to the above-described example, and it is needless to say that various other configurations can be adopted without departing from the gist of the present invention.

[0051]

According to the present invention, since two recording processing means capable of different recordings are provided, even if one of the two systems is recording an incoming call, the incoming call of another system can be recorded.

Therefore, according to the present invention, the answering machine function can be obtained even when there is an incoming call from another system while recording a message for one system incoming call during answering machine (while the answering machine function is operating).

[Brief description of the drawings]

FIG. 1 is a configuration diagram showing an example of an embodiment of a telephone device of the present invention.

FIG. 2 is a configuration diagram illustrating an example of a slave unit.

FIG. 3 is a flowchart for explaining the present invention.

FIG. 4 is a diagram for describing the present invention.

FIG. 5 is a flowchart for explaining the present invention.

[Explanation of symbols]

1 ISDN circuit, 2 network termination unit (DSU), 3
{ISDN controller, 4} parallel connection terminal, 5,
25,48 ‥‥ two-way transmission line, 6 ‥‥ digital communication information processing circuit, 7 ‥‥ subscriber circuit, 8 ‥‥ analog telephone,
9 $ DTMF decoder, 10, 16, 35 $ RA
M, 11, 15, 34 bus line, 12, 17, 3
6 ‥‥ memory, 13,31 ‥‥ central control unit, 14,3
2 ‥‥ keyboard, 18,37 ‥‥ display device, 19,4
0 ‥‥ EEPROM, 20,45 ‥‥ speaker, 21,
43 ‥‥ microphone, 22 ‥‥ handset, 23,
24 ‥‥ record processing means, 23a, 24a ‥‥ digital signal processor (DSP), 23b, 24b ‥‥ memory, 26, 49 ‥‥ baseband processor (BB
P), 27,50 ° high frequency circuit, 30a, 30b, 3
0c slave unit, 28, 51 antenna, 33 jog dial, 38 USB terminal, 39 USB driver, 41 light emitting diode, 42 voice recorder, 44 codec circuit, 46 47, 52 ‥‥ amplification circuit, 53 ‥‥ reception unit

Claims (6)

[Claims] 1. A telephone apparatus that can simultaneously communicate with two systems with one subscriber line and make a plurality of dial-in contracts. A telephone apparatus characterized in that even when an incoming call of a system is being recorded, an incoming call of another system can be recorded. 2. The telephone device according to claim 1, wherein said recording processing means is a digital signal processor (DS).
P) and a memory. 3. The telephone device according to claim 1, further comprising a response message transmitting unit for transmitting a response message to each of said recording processing units. 4. The telephone device according to claim 2, wherein the recording of the incoming call is recorded in a memory having a free storage capacity among memories of the two recording processing units. 5. The telephone device according to claim 1, wherein an echo canceling function is provided in said recording processing means, and even when a speakerphone is used for communication in one system, an incoming call in another system can be recorded by said recording processing means. A telephone device characterized by the following. 6. The telephone device according to claim 1, wherein the recording performed by said recording processing means can be reproduced in the order of recording.