KR100208238B1 - Apparatus and method for recording announcement message in a switching system - Google Patents

Abstract

The present invention relates to an apparatus and a method for recording an announcement message in an electronic switching system. The present invention also downloads and records a guidance message for notifying a caller of a failure state of a call connection occurring during call processing at an exchange. In order to be able to do so, the operator can conveniently record the guidance message using a variety of media (computer disk, microphone, audio cassette tape), including a matching unit 154 for matching with a computer in the announcement broadcasting device in the exchange. You can do it.

Description

Apparatus and method for recording announcement message in electronic switchboard

1 is a schematic block diagram of an electronic switching system including an announcement broadcasting device.

2 is a block diagram of a guide message recording apparatus according to the present invention.

* Explanation of symbols for main parts of the drawings

100,200: access exchange subsystem 110: subscriber matching unit

120: relay line matching unit 130: time switch

140: local data link 150: announcement broadcasting device

300: interconnection network subsystem 310,320: central data link

330: space switch 400: central control subsystem

151: key input unit 152: announcement broadcasting control unit

153: A / D conversion section 154: matching section

155: switch unit 156: serial / parallel conversion unit

157: temporary storage unit 158: guide message storage unit

159: bottle / serial conversion unit 160: output unit

The present invention relates to an apparatus and method for recording an announcement message at an electronic switchboard. In particular, an announcement message for notifying a caller of a failure of a call connection occurring during call processing at an exchange can be recorded through a computer. The present invention relates to an apparatus and a method for recording an announcement message at an electronic switch.

In general, electronic switchboards have multiple distributed access switching subsystems (ASS) that perform most of the call processing functions, such as subscriber matching, relay line matching, time-sliced time slot interchange, and various signal generation and processing. And the Central Control Subsystem (CCS) responsible for operation and maintenance, network management, test measurement and billing, and between each Interchange Subsystem or between each Interchange Subsystem and Central Control Subsystem. It consists of Interconnection Network Subsystem (INS) which performs space switch connecting, number translation and relay routing control.

On the other hand, the Announcement Service at the exchange services Fixed Announcement and Mixed Announcement.

The fixed announcement is a basic voice service of the exchange, and provides a message for notifying the caller of a failure in a call connection occurring during call processing, and a message related to a special service such as an absence notice or a designated time notification. , Designated time notice, number change guide, station code guide, subscriber number guide, call stop guide, trouble free guide, dial delay guide, link failure guide, call prohibition guide, call rejection guide, runaway runaway guide, relay line failure guide , Guide channel congestion guide message, etc., and the editable guide broadcast is an additional special guide broadcast service provided at the request of the user.

On the other hand, Figure 1 is a schematic block diagram of an electronic switch with such a fixed announcement device, a plurality of connection switching subsystem (100-200), interconnection network subsystem 300, central control subsystem 400 ).

The plurality of connection switching subsystems (100-200) includes a subscriber line matching unit (110) to which a plurality of general telephones or public telephones are connected and matched, and a relay line matching unit (Trunk) to match trunks for relaying with other exchanges. The connection and disconnection of the 110 and the time switch and the subscriber matching unit 110 and the relay line matching unit 120 and the local data link 140 and the guide broadcasting device 150 to be described later are input and output. And a time switch 130 performing an interchange function of time slot data.

In addition, the local data link 140 performs a high-speed data link over an optical link in order to connect with the interconnection network subsystem 300, and the announcement broadcasting device 150 is a call processing failure situation, missed guidance and Process guidance messages related to special services such as notification of designated time.

In the connection exchange subsystem 100-200 having such components, there is an upper processor (not shown) which controls the components overall, and the lower processors in each component perform their respective functions under the control of the upper processor. Matching with the switch 130 is connected by a PCM (Pulse Code Modulation) sub-highway cable in which a plurality of time slot data time-divided into a predetermined number of channels exist in one frame sink.

On the other hand, interconnection network subsystem 300 performs connections between all connection exchange subsystems 100,200 connected within the exchange, performs number translation and trunk line routing, and local data of each connection exchange subsystem 100-200. Spatial partition switching of time slot data from the central data link 310-320 via the local data link 140 .. for the link 140 and the optical fiber link to exchange the corresponding connection via the central data link 310-320. To local data link 140 .. of subsystem 100-200.

In addition, the central control subsystem 400 is connected to the interconnect network subsystem 300 to perform the maintenance and billing agreement function of the exchange.

On the other hand, the interconnect network subsystem 300 and the central control subsystem 400 also perform their functions under the control of the upper processor, not shown, in each component, not shown.

The announcement broadcasting apparatus 150 in the switch having such a structure reads the related announcement message for the special service described above in response to the situation by using a subscriber telephone connected to a plurality of subscriber matching units 110. It transmits to the subscriber's phone through (130 ..) and has the function of receiving and storing voice message from outside to modify or add such message.

On the other hand, in recent years, interest in multimedia, technology development, and the spread of multimedia devices have increased, and in particular, it is possible to use the functions of video and audio devices using a personal computer.

Therefore, a computer disk, which is an auxiliary input and storage medium of a computer, is widely used for managing image and audio data as well as conventional general text data.

However, in the case of recording the announcement message in the announcement broadcast apparatus in the conventional exchange, the announcement message could be recorded by recording by using a microphone provided in the announcement broadcast apparatus or by playing back a cassette tape in which the announcement message was recorded. There was a problem in that a digitized guide message could not be recorded using the (disk).

Accordingly, an object of the present invention is to provide an apparatus and method for recording an announcement message in an electronic switchboard, which allows a plurality of guidance messages to be recorded using a computer.

The guide message recording apparatus in the electronic switch according to the present invention is a device for recording a guide message using a computer in the electronic switch, and includes a message input selector, a message number key, and a message time key for storing the guide message. A key input unit having a predetermined key to output a key signal corresponding to a user's key operation; A guide broadcast control unit for switching the guidance message input based on a predetermined signal from the key input unit and controlling the guidance message and message time recording in correspondence with the message number; An A / D converter for converting the applied analog voice signal into digital voice data under the control of the announcement broadcasting controller; A matching unit for outputting digital serial voice data that is applied in accordance with the computer under control of the announcement broadcasting control unit; A switch unit for selectively switching and outputting audio data from the A / D converter and the matching unit under the control of the announcement broadcasting control unit; A serial / parallel converter which converts the voice data from the switch unit into parallel voice data of a predetermined bit under the control of the announcement broadcasting controller; A temporary storage unit for temporarily storing / reading voice data from the serial / parallel conversion unit under the control of the announcement broadcasting control unit; And a guide message storage unit for storing the voice data from the temporary storage unit together with the message number and the message time from the guide broadcast control unit.

In addition, the guide message recording method in the electronic switch according to the present invention, a method of recording a guide message using a computer in the electronic switch, the step of receiving the message information for the guide message to be recorded by the operator; ; Matching with the computer if the message input selection in the message information is the computer; Converting serial speech data applied from the computer into predetermined bits of parallel speech data; And storing the converted parallel voice data corresponding to the message number in the message information.

Hereinafter, exemplary embodiments of the present invention will be described in detail with reference to the accompanying drawings.

2 is a block diagram of a guide broadcasting apparatus including a guide message recording apparatus according to the present invention, and includes a key input unit 151, a guide broadcasting control unit 152, an A / D converter 153, and a matching unit 154. , A switch unit 155, a serial / parallel conversion unit 156, a temporary storage unit 157, a guide message storage unit 158, a parallel / serial conversion unit 159, and an output unit 160.

In the figure, the key input unit 151 is provided with a predetermined number of keys including a guide message input selection key, a message number key, a message time key, and the like for modifying, adding, and storing the guide message used in the exchange. A key signal corresponding to the key operation is output.

The announcement broadcast control unit 152 switches the message input based on the message input selection key, the message number key, and the message time key signal from the key input unit 151, and controls the announcement message and time recording in response to the announcement message number. In addition, based on a guide service control signal from an externally illustrated upper processor, a guide message and a message time corresponding to a message number are read out and output as much as a message time read through a corresponding time slot channel.

The A / D converter 153 also PCM modulates the digital voice signal into digital voice data and outputs the analog voice signal reproduced and applied from the microphone or the cassette tape under the control of the announcement broadcast control unit 152.

Meanwhile, the matching unit 154 is a means for interfacing with a computer. The matching unit 154 is matched by the control of the announcement broadcasting control unit 152 to receive and output voice data from the serial output port of the computer, and conforms to the RS232C standard.

The switch unit 155 is switched based on the control from the announcement broadcast control unit 152 to selectively output the audio data from the A / D conversion unit 153 or the audio data from the matching unit 154.

In addition, the serial / parallel conversion unit 156 converts the digital voice data from the switch unit 155 into a predetermined bit of parallel voice data based on the control from the announcement broadcast control unit 152 and outputs the same.

The temporary storage unit 157 temporarily stores and reads the audio data from the serial / parallel conversion unit 156 under the control of the announcement broadcasting control unit 152.

In addition, the guide message storage unit 158 stores and reads the voice data from the temporary storage unit 157 together with the message time corresponding to the message number from the guide broadcast control unit 152.

On the other hand, the bottle / serial converter 159 converts the voice data from the guide message storage 158 into serial voice data under the control of the guide broadcast control unit 152 and outputs the serial voice data.

Finally, the output unit 160 receives the audio data from the parallel / serial conversion unit 158 under the control of the announcement broadcast control unit 152 based on the frame sync signal from the time switch 130 and the reference clock signal. It is loaded on the corresponding timeslot channel and outputted to the time switch 130 as a sub highway.

Next, an operation process of the present invention including the above-described configuration unit will be described in detail.

First, referring to a process of storing a guide message, an operator includes a message input selection of a guide message to be stored, a number, and a playing time of a message using a message input selector, a message number key, and a message time key of the key input unit 151. Enter the message information.

At this time, the switch unit selects the voice data from the matching unit 154 if the message input selection is a computer among the input message information, and the voice data from the A / D conversion unit 153 if the microphone or cassette tape is used. The announcement broadcasting control unit 152 controls and switches 155.

At this time, if the message input selection is a microphone or a cassette tape, the operator inputs a guide message through a microphone or plays back a cassette tape and inputs the guide message to the input terminal of the A / D conversion unit 153.

Then, the announcement message voice is modulated into digital voice data by the A / D converter 153 and applied to the switch unit 155.

On the other hand, if the message input selection is set to a computer, the digital voice data recorded on the disk (for example, Floppy or Hard Disc) is output to the matching unit 154 by using the computer.

Then, the matching unit 154 performs matching for serial communication with the computer under the control of the announcement broadcasting control unit 152 and applies digital voice data from the serial port of the computer to the switch unit 155.

Next, the serial audio data output from the switch unit 155 is converted into parallel audio data of a predetermined bit (8 bits) by the serial / parallel conversion unit 156 and output.

Next, the parallel voice data is temporarily stored in the temporary storage unit 157 under the control of the announcement broadcasting control unit 152, and is read out and applied to the announcement message storage unit 158.

Next, the announcement message storage unit 158 stores the parallel voice data from the temporary storage unit 157 at a corresponding position set corresponding to the message number under the control from the announcement broadcast control unit 152, and the announcement broadcast. The message time from the control unit 152 is also stored together.

Meanwhile, when the guide messages are stored in the guide message storage unit 158 according to the type, the exchange transmits the guide message to the corresponding subscriber phone according to the situation and performs the guide broadcast. Same as

First, the announcement broadcast control unit 152 performs a guide message reading under the control of an upper processor (not shown). First, the announcement message control unit 158 reads out the guidance message storage unit 158.

Then, the parallel voice data read out from the guide message storage unit 158 is converted into serial voice data by the parallel / serial converter 159 and is applied to the output unit 160 again.

Next, the output unit 160 corresponds to the control of the announcement broadcasting control unit 152, the frame synchronization signal from the time switch 130, and the audio data from the parallel / serial conversion unit 159 based on the reference clock signal. It is carried on the time slot channel and transmitted to the time switch 130 through the sub highway cable so that the subscriber can settle the announcement message to the handset of the telephone based on the time slot interchange of the time switch 130.

As described above, according to the present invention, there is an effect that can conveniently record the guide message used in the electronic switchboard using a computer.

Claims (2)

An apparatus for recording an announcement message using a computer in an electronic switchgear, comprising a predetermined key including a message input selection key, a message number key, and a message time key for storing an announcement message and corresponding to a user's key operation A key input unit 151 for outputting a; A guide broadcast control unit (152) for switching control of a guide message input based on a predetermined key signal from the key input unit (151) and controlling guide message and message time recording in response to a message number; An A / D converter 153 for converting an applied analog voice signal into digital voice data under the control of the announcement broadcast control unit 152 and outputting the digital voice data; A matching unit 154 for outputting digital serial voice data that is applied in accordance with the computer under the control of the announcement broadcasting control unit 152; A switch unit 155 for selectively switching and outputting audio data from the A / D converter 153 and the matching unit 154 under the control of the announcement broadcasting control unit 152; A serial / parallel converter 156 for converting the voice data from the switch unit 155 into parallel voice data of a predetermined bit under the control of the announcement broadcast control unit 152; A temporary storage unit 157 for temporarily storing / reading voice data from the serial / parallel conversion unit 156 under the control of the announcement broadcasting control unit 152; And a guide message storage unit (158) for storing voice data from the temporary storage unit (157) together with the message number and time from the announcement broadcast control unit (152). A method of recording a guide message using a computer in an electronic switchgear, the method comprising: receiving message information on a guide message to be recorded by an operator; Matching with the computer if the message input selection in the message information is the computer; Converting serial speech data applied from the computer into predetermined bits of parallel speech data; And storing the converted parallel voice data corresponding to the message number in the message information.