KR100249516B1 - Method for processing call of isdn subscriber using primary rate interface signaling scheme in the advanced commuinication processing system - Google Patents

Abstract

1. TECHNICAL FIELD OF THE INVENTION

The present invention relates to a method for processing a subscriber call of an integrated telecommunication network.

2. The technical problem to be solved by the invention

An object of the present invention is to provide a method for processing a comprehensive information communication network subscriber call using primary group speed interface signaling in a large capacity communication processing system.

3. Summary of Solution to Invention

The present invention provides a method for transmitting a configuration signal using primary group speed interface (PRI) signaling from an ISDN to an ISDN matching subsystem (INAS) when an originating subscriber attempts a call, and the INAS connects to ISDN. Transmitting a signal, receiving a connection response signal, collecting a calling number by PRI signaling, extracting a called number by a signaling channel, and reporting the calling number information from the PRI assembly to the ISDN service processing assembly (ISPA); ISPA includes transmitting PRI channel information to an ISDN data processing assembly (IDPA), attempting to connect between the calling party terminal adapter and the ISPA data channel, and providing subscriber access and data services.

4. Important uses of the invention

The present invention is used in a method for processing a subscriber call of an integrated telecommunication network.

Description

Subscriber Call Processing Method Using Primary Group Speed Interface Signaling in Large Capacity Communication System

The present invention relates to a general information communication network call processing method using the calling subscriber's general information communication network relay call and primary group speed interface signaling method for interworking services of the general information communication network subscriber in the integrated information communication network matching sub-system of a large capacity communication processing system. .

The Advanced Communication Processing System (hereinafter referred to as "ACPS") is a Public Switching Telephone Network (hereinafter referred to as "PSTN"), Integrated Services Digital Network (hereinafter, referred to as "PPSN"). It connects public network subscribers such as "ISDN" and Packet Switching Data Network (hereinafter referred to as "PSDN") to information providers connected to networks such as PSDN and the Internet to facilitate necessary information. It is a gateway device to relay so that it can be easily acquired.

On the other hand, at the present time when data communication is increasing in importance as compared to voice communication by ISDN, information providers are accommodated in PSDN, but consumers who need information are generally accommodated in ISDN, so communication of information between them It is difficult to make and there is a problem that occurs when important information is not available.

Accordingly, the present invention has been made to solve the problems of the prior art as described above, call information processing services such as user information transmission service and subscriber network matching subsystem in a real time operating system (RTOS) It is an object of the present invention to provide a method for processing a subscriber network call using a primary group speed interface signaling method in a large capacity communication processing system through which a user can retrieve information of a data information provider through a communication module.

1 is an exemplary configuration diagram of a mass communication processing system to which the present invention is applied.

2 is an exemplary configuration diagram of a comprehensive information network matching subsystem according to the present invention.

3A and 3B are flowcharts of an embodiment of a method for processing a subscriber network call using a primary group speed interface signaling method according to the present invention;

* Explanation of symbols for main parts of the drawings

101: public switched telephone network 102: integrated information network

103: mass communication processing system 104: telephone network matching subsystem

105: integrated information network matching subsystem 106: high-speed switching architecture subsystem

109: packet network matching subsystem 110: web information shop node matching subsystem

111: frame network matching subsystem 112: ATM network matching subsystem

The present invention for achieving the above object comprises: a first step of transmitting a set signal using primary group speed interface signaling from the integrated information network to the integrated information network matching subsystem when the calling subscriber attempts an information search call; After the task of the integrated information network matching subsystem transmits a call progress signal to the integrated information communication network in an idle state, the integrated information communication network matching subsystem transmits a connection signal to the integrated information communication network and receives a connection response from the integrated information communication network. A second step of receiving a signal; Collecting a calling number by the primary group speed interface signaling, extracting a called number by a signaling channel, and reporting the calling number information by the primary group speed interface assembly to a comprehensive information communication network service processing assembly; The general information communication network service processing assembly is configured to transmit the first group speed interface channel information to the general information communication network data processing assembly; The fifth step of the integrated information communication network data processing assembly reporting the channel information to the integrated information communication network service processing assembly after attempting to connect the data channel and attempting a connection between the calling subscriber terminal adapter and the integrated information communication network data processing assembly data channel; And a sixth step of, if the channel connection is successful, transmitting the initial screen of the integrated IT network service processing assembly to the subscriber and providing the subscriber connection and data service.

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

1 is an exemplary configuration diagram of an Advanced Communications Processing System (ACPS) to which the present invention is applied.

As shown in the figure, the Mass Communication Processing System (ACPS) 103 includes a PSTN 101, an ISDN 102, a PSDN 113, an Internet 114, a frame relay network 115, an asynchronous delivery mode (ATM). Accepts connections such as network 116. The High Speed Switching Fabric (hereinafter referred to as "HSSF") 106 is a high speed switching mechanism for the various types of network matching subsystems, service support subsystems and communication processing subsystems that make up ACPS. It provides the functionality of an internal high speed interworking network that is responsible for connecting and transporting service traffic.

The network matching subsystem interworking with the subscriber side includes a telephone network matching subsystem (TNAS) 101 and an ISDN Network Access Subsystem (hereinafter referred to as "INAS") 102, and an information provider side. The interworking network matching apparatus includes a packet network access subsystem (hereinafter referred to as "PNAS") 109, a web infoshop network access subsystem (hereinafter referred to as "WNAS"). 110, Frame Network Access Subsystem (hereinafter referred to as "FNAS") 111, Asynchronous Delivery Mode Network Matching Subsystem (hereinafter referred to as "ANAS") (112) and the like.

2 is an exemplary configuration diagram of a comprehensive information network matching subsystem according to the present invention, and illustrates an interface communication module of INAS for providing various communication services of ACPS to a user connected to a subscriber network.

INAS can access 48 channels of 64KBPS subscribers by connecting digital pulse code modulation trunk up to 2 * E1. The INAS includes a Primary Rate Interface Assembly (hereinafter referred to as "PRIA") module 201 for interfacing with subscriber networks and a High Speed Network Assembly (hereinafter referred to as "PRIA"). Module 205, and a service processing (SP) module 202 for controlling and processing services.

The SP module 202 is an ISDN Data Processing board Assembly (hereinafter referred to as "IDPA") module 203 that handles functions such as subscriber B-channel speed determination, subscriber information transmission and reception, initialization and self-diagnosis. ) And an ISDN Service Processing Assembly (hereinafter referred to as "ISPA") 204 that is responsible for service processing and control. ISPA 204 interfaces with HSNA 205 through a Main Processor System (hereinafter referred to as "MPS") bus.

The ISDN Service Processing board Assembly (hereinafter referred to as "ISPA") module 204 serves as a bus requester / arbiter. The ISPA 204 can also read / write a 32/16 / 8-bit DTB slave as a Data Transfer Bus (hereinafter referred to as "DTB") master.

ISPA 204 is an interrupt handler that handles the first to seventh level of interrupts that HSNA 205 requests through the MPS bus and requests from the first and second multi-function peripherals. Handles local interrupts of the sixth and seventh levels.

ISPA has two channels for data transmission with another redundant ISPA 204. The C channel is a bidirectional 8-bit parallel channel and the D channel is a 32-bit parallel channel. The active ISPA can read / write 16M dynamic random access memory (DRAM) from the standby ISPA through the D channel. . ISPA 204 has an input port for fault monitor and an output port for hardware control. ISPA 204 controls and monitors IDPA 203, HSNA 205 and power alarms through the alarm port. ISPA 204 uses an Interprocessor Communications (IPC) dedicated communication processor for data communication with IDPA 203 and transmits data in an interrupt manner through 1M bytes of common memory. The processor for IPC communication communicates with three IDPAs 203 through a serial communication bus, respectively.

In the ACPS structure, information of a user connected to an ISDN subscriber network is transmitted to a network component such as an information provider and an operation management processor (Operation, Administration and Management) connected to another network, and received from the network components. It performs ISDN matching and ISDN call control messages processed by INAS ISPA, PRIA, and IDPA, that is, call setup, call progress, and call release.

3A and 3B are flowcharts illustrating an embodiment of a method for processing a subscriber network call using a primary speed interface signaling method according to the present invention.

As shown in the figure, when an originating subscriber attempts an information retrieval call (301), the ISDN transmits a SETUP signal using primary group speed interface signaling from the ISPS to the INAS of the ACPS (302). Then, the INAS task of the ACPS transmits a call progress signal (CALL PROC) to the ISDN in the idle state (IDLE) (303, 304), the ACPS transmits a CONN signal to the ISDN (305) and connects from the ISDN Receive a CONN ACK signal (306).

Then, the calling party is collected by the primary group speed interface signaling (D-Channel) (307), the called party is extracted by the signaling (D-Channel) channel (308), and the calling party information is reported by the PRIA to the ISPA. (309). The ISPA transmits primary group speed interface channel information to IDPA (310).

After the IDPA data channel (B-Channel) is connected (401), the channel information is reported to ISPA (402), and a connection attempt is made between the subscriber terminal adapter and the IDPA channel (403). Then, if the channel connection is successful (404), the initial screen of ISPA is transmitted to the subscriber (405), and the subscriber access and data service is provided (406). Requires 408. ISPA releases the signal channel of PRIA after IDPA channel initialization (409), and terminates the call by transitioning the task to idle state (410).

Meanwhile, the present invention is connected to an integrated services digital network subscriber network in an advanced communication processing system (ACPS) having a new structure different from the existing communication processing system (CPS). Performs ISDN Network Access Subsystem full call processing function that allows the user to seamlessly retrieve information from the Information Provider (IP) connected to the Packet Switching Data Network. It performs ISDN subscriber network matching function and processes integrated information communication network call using information such as primary group speed interface signaling (D-Channel) and B-Channel channel occupancy.

The present invention described above is capable of various substitutions, modifications, and changes without departing from the spirit of the present invention for those skilled in the art to which the present invention pertains, and the above-described embodiments and accompanying It is not limited to the drawing.

Therefore, as described above, the present invention provides data of a plurality of ISDN subscribers in an ISDN matching subsystem of a high speed / high-capacity communication processing system as well as real-time processing of call processing of many subscribers. The configuration of resources such as queues, mailboxes, and semaphores for communication between tasks executed in ISPA, and various channel management and transmit / receive buffer functions provided by ISPA can be provided.

Claims (1)

A first step of, when the calling subscriber attempts an information retrieval call, transmitting a set signal using primary group speed interface signaling from the integrated information network to the integrated network matching subsystem; After the task of the integrated information network matching subsystem transmits a call progress signal to the integrated information communication network in an idle state, the integrated information communication network matching subsystem transmits a connection signal to the integrated information communication network and receives a connection response from the integrated information communication network. A second step of receiving a signal; Collecting a calling number by the primary group speed interface signaling, extracting a called number by a signaling channel, and reporting the calling number information by the primary group speed interface assembly to a comprehensive information communication network service processing assembly; The general information communication network service processing assembly is configured to transmit the first group speed interface channel information to the general information communication network data processing assembly; The fifth step of the integrated information communication network data processing assembly reporting the channel information to the integrated information communication network service processing assembly after attempting to connect the data channel and attempting a connection between the calling subscriber terminal adapter and the integrated information communication network data processing assembly data channel; And A sixth step of transmitting the initial screen of the integrated IT network service processing assembly to the subscriber if the channel connection is successful, and providing subscriber access and data service; Integrated information communication network subscriber call processing method using the primary group speed interface signaling method comprising a.

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