KR950004788A

KR950004788A - Advanced control method for matching with maintenance center of distribution system for CATV

Info

Publication number: KR950004788A
Application number: KR1019930013975A
Authority: KR
Inventors: 박애순; 이수경; 이태훈
Original assignee: 양승택; 재단법인 한국전자통신연구소
Priority date: 1993-07-22
Filing date: 1993-07-22
Publication date: 1995-02-18
Also published as: KR960016112B1

Abstract

본 발명은 광케이블 종합유선방송망(CATV) 시스팀 가입자에게 고기능의 영상 서비스를 공하기 위하여 광 CATV 시스템의 전반적인 유지 보수 및 유지 관리를 담당하고 있는 유지보수센터와의 정합을 위한 분배 센터내 상위 제어 프로그램의 개발로써, 분배 서브시스템의 시간지정, 현재 시청 상태 요구, 가입자에 대한 서비스 변경, 가입자 및 스위치 시험요구명령 처리, 가입자 비밀번호 삭제요구 등의 명령어 처리를 행하는 광 CATV용 분배시스팀의 유지보수 센터와의정합을 위한 상위 제어 방법에 관한 것으로, 상기 유지보수센터(2)로 부터의 정합요구신호를 수신하는 제1단계(37), 상기 제1단계(37) 수행후, 가입자 시청 상태 요구 명령처리부(31)는 채널시정정보요구 명령어를 처리하는 제2단계(38), 상기 제1단계(37) 수행후, 가입자 시험 명령 처리부(34)와 스위치 시험 명령 처리부(35)는 가입자 및 스위치 시험요구 명령어를 처리하는 제3단계(39), 상기 제1단계(37) 수행후, 분배 센터 시간 지정 명령 처리부(33)는 시간지정 명령어를 처리하는 제4단계(40), 상기 제1단계(37) 수행 후, 가입자 서비스변경 명렁처리부(32)는 가입자 서비스 변경명령어를 처리하는 제5단계(1a), 상기 제1단게(37) 수행 후, 가입자 비밀번호 삭제 명령 처리부(3b)는 가입자 비밀번호 삭제 명령어를 처리하는 제6단계(1b)로 이루어지는 것을 특징으로 한다.The present invention relates to a high level control program in a distribution center for matching with a maintenance center in charge of overall maintenance and maintenance of an optical CATV system in order to provide a high-performance video service to subscribers of an optical cable integrated cable broadcasting network (CATV) system. Development, matching with the maintenance center of the distribution system for optical CATV, which performs instructions such as timing the distribution subsystem, requesting current viewing status, changing service to subscribers, processing subscriber and switch test request commands, and deleting subscriber passwords. A method for controlling higher levels of the control system, comprising: receiving a matching request signal from the maintenance center (2) and performing a first step (37); ) Performs a second step 38 of processing the channel correction information request command, and after performing the first step 37, the subscriber test command processing unit 34 and the switch. Test command processing unit 35 performs a third step 39 of processing a subscriber and switch test request command, and after performing the first step 37, the distribution center time designating command processing unit 33 processes a time specifying command. After performing the fourth step 40 and the first step 37, the subscriber service change command processing unit 32 performs the fifth step 1a of processing the subscriber service change command and after performing the first step 37. The subscriber password deletion command processing unit 3b is characterized by comprising a sixth step 1b of processing the subscriber password deletion command.

Description

Advanced control method for matching with maintenance center of distribution system for CATV

본 내용은 요부공개 건이므로 전문내용을 수록하지 않았음Since this is an open matter, no full text was included.

제1도는 본 발명이 적용되는 광CATV 시스템 구성도, 제2도는 제1도의 분배센터내에 위치하는 광대역 분배 서브시스템의 구조도, 제3도는 본 발명에 따른 유지보수 센터의 제어 소프트웨어블럭 구성도.1 is a block diagram of an optical CATV system to which the present invention is applied, FIG. 2 is a block diagram of a broadband distribution subsystem located in the distribution center of FIG. 1, and FIG. 3 is a block diagram of a control software block of a maintenance center according to the present invention.

Claims

Headend (1), maintenance center (2), distribution center (3), broadband distribution system (5), subscriber matching unit (6), subscriber station (7), program provider (11), maintenance system (12), the broadband decomposition subsystem includes a switch network unit (21), a subordinate control processor (22-1) divided into a switch control unit (23) and a subscriber control unit (24), and a subscriber viewing status command. Processor 31, subscriber service change command processor 32, switch test command processor 35, subscriber test command processor 34, distributed subsystem timed command processor 33, subscriber password delete command processor 36 In the operation method of the optical CATV system comprising a main-level control processor 22, and a processor communication unit 25 having a built-in; After performing the first step 37 and the first step 37 of receiving the matching request signal from the maintenance center 2, the subscriber viewing status request command processor 31 processes the channel correction information request command. After performing the second step 38 and the first step 37, the subscriber test command processor 34 and the switch test command processor 35 process the subscriber and switch test request commands. After performing the first step 37, the distribution center time designation command processor 33 performs a fourth step 40 of processing the time designation command, and after performing the first step 37, the subscriber service change command processor 32 is performed. Is a fifth step (1a) of processing a subscriber service change command, after performing the first step 37, the subscriber password deletion command processing unit 3b comprises a sixth step (1b) of processing a subscriber password deletion command Distribution system for CATV Upper control method for the registration of the maintenance center.

The first step (41) of claim 1, wherein the second step (38) initializes a transmission buffer and stores a PID (Primitive Identification) for a designated command upon receiving a corresponding command from the maintenance center (2). 43), after performing the first process (41 to 43), the TV viewing status database is read to subscribers 1 to 200, and the subscriber number, watching TV, and viewing channel of the subscriber being watched are recorded and subscriber processing is completed. After performing the second process (44 to 51) to investigate, the second process (44 to 50), if there are subscribers to be processed, the process returns to the second process (44 to 51) and maintenance is completed when the processing is completed for all subscribers. And a third process (51 to 56) for transmitting to the center (2). A higher control method for matching with a maintenance center of a distribution system for a CATV.

The method of claim 2, wherein the second process (44 to 51) reads the TV viewing status database to subscribers 1 to 200, and checks whether the user is watching. After performing processes 1 and 44 and 45, after performing 2-2 processes (46 to 50) and 2-2 processes (46 to 50) to record the subscriber's subscriber number, watching TV, and viewing channel And a second process (51) of checking whether the subscriber processing is completed, and a higher control method for matching with the maintenance center of the distribution system for the CATV.

The method of claim 1, wherein the third step (39) is a first process (57 to 59) to initialize the transmission buffer, and stores the PID for the designated command when receiving the subscriber and the switching test command, the first process ( 57 to 59), after performing the second process (60,61), the second process (60,61) to write the command in the transmission buffer to the corresponding sub-control processor 22-1, And a third process (62 to 65) which initializes the transmission buffer again, writes the result from the corresponding subordinate control processor unit 22-1 to the transmission buffer, and transmits the same through the PIC together with the PID. Advanced control method for matching with maintenance center of distribution system for CATV.

4. The first step (40) according to claim 1, wherein the fourth step (40) initializes the transmission buffer and receives the PID for the designated command from the maintenance center (2) upon receiving the distribution subsystem time designation command. (66 to 68), after performing the first process (66 to 68), receives the received time value in the form of data, specifies the time of the distribution subsystem, reads the time of the distribution subsystem again and writes it to the transmission buffer and PID And a second process (69 to 71) transmitting through a PIC together with the maintenance center of the distribution system for the CATV.

The method of claim 1, wherein the fifth step (1a) is a first process (72 to 74), the first process (72) to initialize the transmission buffer, and stores the PID for the designated command when receiving the subscriber service change command 74) After the execution, an optical cable comprising a second process (75 to 77) of reading the data received in the service restriction field of the subscriber in the subscriber service status database and writing the data to the transmission buffer together with the PID. Advanced control method for matching with maintenance center of distribution system for CATV.

The method of claim 1, wherein the sixth step (1b) is a first process (78 to 80), the first process (78 to 80) for initializing the transmission buffer, and storing the PID for the designated command when receiving the subscriber password deletion command 78 to 80), after performing the second process (81, 82), the second process of recording the received subscriber number of the target to delete the password in the transmission buffer, and transmits the contents of the transmission buffer through the PIC with the signal; After performing (81,82), the process is divided into the maintenance center (2) to store the PID and the result in the transmission buffer and a third process (83,84) to transmit through the PIC with the corresponding signal, characterized in that High level control method for matching with maintenance center of distribution system for CATV.

※ Note: The disclosure is based on the initial application.