KR950030550A - High speed data line service device - Google Patents

Abstract

The present invention relates to a dedicated line service device for high-speed data, and accommodates up to two data terminals on one telephone line using an integrated service digital network (ISDN) subscriber transmission technology and an E1 inter-office transmission technology using a CEPT method. The purpose of the present invention is to provide a dedicated line service device capable of transmitting a high speed data line service of up to 64 Kbps.

In order to achieve the above object, the present invention provides a plurality of waveform converting means for converting data input by matching with two terminals to a B channel of 64 Kbps, and the plurality of waveform converting means and the time division method and the echo cancellation method respectively. It consists of dedicated line multiplexing means for receiving and multiplexing incoming data, matching with E1 relay line, and performing data communication with remote stations.

Description

High speed data line service device

Since this is an open matter, no full text was included.

2 is an overall configuration diagram showing a dedicated line service device of the present invention.

Claims (21)

A plurality of waveform converting means for converting data input by matching with two terminals to 64 Kbps B channel by CCITT recommendation V.110, and transmitting and receiving the plurality of waveform converting means with time division method and echo cancellation method respectively And a dedicated line multiplexing means for multiplexing input data and matching with an E1 relay line to perform data communication with a remote station. 2. The apparatus according to claim 1, wherein the waveform converting means serves as a main module means for converting an input signal into a B channel of 64 Kbps, and an RS-232C interface port for matching two low-speed asynchronous terminals and one main module means. A high speed data leased line service device comprising: two selection module means. 2. The apparatus of claim 1, wherein the waveform converting means is a main module means for converting an input signal into a B channel of 64 Kbps, and 2 serving as a V.35 interface port to match two high-speed asynchronous terminals and one main module means. A high speed data leased line service device comprising: two selection module means. The apparatus of claim 1, wherein the waveform converting means comprises: main module means for converting an input signal into a B channel of 64 Kbps, selection module means serving as an RS-232C interface port for matching the low-speed asynchronous terminal with the main module means; And a selection module means serving as a V.35 interface port for matching the high speed synchronization terminal with the main module means. 5. The maintenance process unit 31 according to claim 1, 2, 3 or 4, wherein the dedicated line multiplexing means manages the E1 PCM link state and manages the channel usage state for each subscriber. Peripheral processing unit 32, which performs various control functions for operating the E1 PCM line under the control of the repair process unit 31, and outputs various control signals for the subscriber matching module, four telephone lines (two-wire type) and A line control unit 34 and a line control unit 32 for forming a subscriber matching module together with the line interface unit 33 and the line interface unit 33 to transmit signaling data to the peripheral unit processing unit 32. Performs various controls necessary for the operation of the E1 PCM line under the control of the E1 PCM line, and transfers the data received from the power to the line control unit 34 by interfacing with the E1 PCM link to the line control unit 34. Trunk 35 for receiving and transmitting PCM data to a power station, a system status display unit 36 for displaying the overall status of the system under the control of the maintenance process unit 31 so that an operator can know, and the maintenance. The operator terminal 37 matching with the RS-232C port of the processor 31 to execute an operation necessary for operating the system, and under the control of the maintenance processor 31 performs a subscriber input / output test and performs an E1 PCM link loop test. High speed data dedicated line service device, characterized in that consisting of a system test unit for performing a. 6. The high speed data leased line service as claimed in claim 5, further comprising a system status display unit (36) for controlling the maintenance boss processor (31) to display the overall status of the system so that an operator can know. Device. The line controller 34 of claim 6, wherein the line controller 34 matches the peripheral processor processor 32 to the peripheral device processor 32, and a control signal of the peripheral device processor 32 to the line interface 33. And a PCM controller 43 for transmitting the data to the trunk 35 and the signaling data of the line interface 33 to the peripheral device processor 32. . The method of claim 6, wherein the trunk part 35 performs various control functions required for the E1 PCM function under the control of the matching part 51 and the peripheral device processing part 32 that match the peripheral device processing part 32. The control unit 52 matches the E1 PCM link to receive data from the power station, and transmits the data received from the line control unit 34 to the power station. A high speed data dedicated line service device comprising a clock generator (54) for supplying a clock required by a line controller (34). The digital switching unit (43a) according to claim 7, wherein the PCM control unit (43) transmits a control signal for performing the function of the line interface unit (32) and allocates the digital switching unit (43a) to use two B channels. When the line interface unit 33 of a group uses one B channel per line, an analog switching unit 43b for accommodating another line interface unit 33 and a system clock output from the trunk unit 35 And a trunk matching section 43d for transmitting data and control signals of the line interface section 33 to the trunk section 35 in synchronization with the PLL section 43c for supplying the line interface section 33 to the trunk section 35. A high speed data leased line service apparatus, characterized in that. 10. The high speed data leased line service apparatus according to claim 7, 8 or 9, wherein the maintenance processing unit (31) matches the peripheral processing unit (32) via the B bus. 11. The high speed data leased line service apparatus according to claim 10, wherein the maintenance processor process unit (31) matches the peripheral unit processing unit (32) one to four. 10. The apparatus of claim 7, 8 or 9, wherein the peripheral processing unit (32) matches the line control unit (34) via an L bus. 13. The apparatus of claim 12, wherein the peripheral processing unit (32) matches one-to-two with the line control unit (34). 8. The apparatus of claim 7, wherein the line control unit (34) comprises four PCM control units (43). 15. The apparatus of claim 14, wherein the PCM controller (43) controls four line interface units (33). 10. The apparatus as claimed in claim 7, 8 or 9, wherein the trunk portion (35) matches the peripheral processing portion (32) via an L bus. 17. The apparatus of claim 16, wherein the peripheral processing unit (32) matches the trunk (35) one to two. 10. The high speed data leased line service apparatus according to claim 7, 8 or 9, wherein the maintenance process unit (31) matches the system status display unit (36) via an L bus. 10. The high speed data leased line service apparatus according to claim 7, 8 or 9, wherein the maintenance process unit (31) matches the system test unit (38) via an L bus. 10. The apparatus as claimed in claim 7, 8 or 9, wherein the line control unit (34) matches the line interface unit (33) via a GCI bus. 10. The apparatus of claim 7, 8 or 9, wherein the line control unit (34) matches the trunk unit (35) via a PCM highway. ※ Note: The disclosure is based on the initial application.