KR970068590A - 1.2G optical transmission apparatus and method using channel unique number bit (CIB) - Google Patents

1.2G optical transmission apparatus and method using channel unique number bit (CIB) Download PDF

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Publication number
KR970068590A
KR970068590A KR1019960009254A KR19960009254A KR970068590A KR 970068590 A KR970068590 A KR 970068590A KR 1019960009254 A KR1019960009254 A KR 1019960009254A KR 19960009254 A KR19960009254 A KR 19960009254A KR 970068590 A KR970068590 A KR 970068590A
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South Korea
Prior art keywords
cib
unique number
channel
number bit
channel unique
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KR1019960009254A
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Korean (ko)
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KR100206155B1 (en
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이수봉
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김주용
현대전자산업 주식회사
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Priority to KR1019960009254A priority Critical patent/KR100206155B1/en
Publication of KR970068590A publication Critical patent/KR970068590A/en
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Publication of KR100206155B1 publication Critical patent/KR100206155B1/en

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    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N7/00—Television systems
    • H04N7/22—Adaptations for optical transmission
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04H—BROADCAST COMMUNICATION
    • H04H60/00—Arrangements for broadcast applications with a direct linking to broadcast information or broadcast space-time; Broadcast-related systems
    • H04H60/35—Arrangements for identifying or recognising characteristics with a direct linkage to broadcast information or to broadcast space-time, e.g. for identifying broadcast stations or for identifying users
    • H04H60/38—Arrangements for identifying or recognising characteristics with a direct linkage to broadcast information or to broadcast space-time, e.g. for identifying broadcast stations or for identifying users for identifying broadcast time or space
    • H04H60/41—Arrangements for identifying or recognising characteristics with a direct linkage to broadcast information or to broadcast space-time, e.g. for identifying broadcast stations or for identifying users for identifying broadcast time or space for identifying broadcast space, i.e. broadcast channels, broadcast stations or broadcast areas
    • H04H60/43—Arrangements for identifying or recognising characteristics with a direct linkage to broadcast information or to broadcast space-time, e.g. for identifying broadcast stations or for identifying users for identifying broadcast time or space for identifying broadcast space, i.e. broadcast channels, broadcast stations or broadcast areas for identifying broadcast channels
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N7/00—Television systems
    • H04N7/10—Adaptations for transmission by electrical cable

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  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
  • Multimedia (AREA)
  • Time-Division Multiplex Systems (AREA)
  • Optical Communication System (AREA)
  • Two-Way Televisions, Distribution Of Moving Picture Or The Like (AREA)

Abstract

본 발명은 디지탈 케이블 TV의 1.2G 광전송장치에 관한 것으로, 특히 51M 프레임의 구분 데이타가 삽입된 채널 고유번호 비트(Channel Identification Bit : CIB)를 이용하여 51M 프레임을 24채널로 구분하여 전송하고, 상기 채널 고유번호 비트(CIB)의 데이타를 입.출력 어드레스로 사용하여 프레임 재정렬을 위한 스위치부를 제어하기 위한 채널 고유번호 비트를 이용한 1.2G 광전송장치에 관한 것으로, 1.2Gbps 광전송장치 51M 프레임내의 채널 고유번호 비트를 이용하여, 상기 채널 고유번호 비티(CIB)에 24개의 프레임 구분 데이타를 입력하므로써, 별도의 64Kbps 시리얼 데이타 채널 없이도 프레임 구분이 가능해져 24개의 64Kbps 데이타 채널을 확보하도록 구현함을 특징으로 한다.The present invention relates to a 1.2 G optical transmission apparatus of a digital cable TV, and more particularly, to a system and method for transmitting a 51M frame by dividing a 51M frame into 24 channels using a Channel Identification Bit (CIB) The present invention relates to a 1.2G optical transmission apparatus using a channel specific number bit for controlling a switch unit for frame reordering by using data of a channel unique number bit (CIB) as an input / output address. In a 1.2Gbps optical transmission apparatus 51M frame, Bit data is input to the channel specific number bit (CIB) using the bit, so that it is possible to classify the frame without using a separate 64Kbps serial data channel, thereby securing 24 64Kbps data channels.

Description

채널 고유번호 비트(CIB)를 이용한 1.2G 광전송장치 및 방법1.2G optical transmission apparatus and method using channel unique number bit (CIB)

본 내용은 요부공개 건이므로 전문내용을 수록하지 않았음Since this is a trivial issue, I did not include the contents of the text.

제 2 도는 본 발명의 광전송 장치의 블록도, 제 4 도는 본 발명의 채널 고유번호 비트(CIB) 생성 회로도, 제 6 도는 본 발명의 채널 고유번호 비트(CIB) 검출 및 래치 회로도.FIG. 4 is a circuit diagram of a channel unique number bit (CIB) generation circuit according to the present invention; FIG. 6 is a circuit diagram of a channel unique number bit (CIB) detection and latch circuit according to the present invention;

Claims (5)

디지탈 케이블 TV에서 24개의 고정된 51M 프레임을 전송하는 1.2G 광전송장치에 있어서, 상기 51M 프레임의 채널 고유번호 비트(CIB) 제어신호에 따라 채널 고유번호 데이타를 입력 클럭에 맞추어 생성하는 채널 고유번호 비트 (CIB) 생성부(100)와; 상기 채널 고유번호 비트(CIB) 생성부(100)에서 출력되는 24개의 채널 고유번호 비트(CIB) 데이타를 인가받아 51M 프레임을 구분하고, 다중화하여 전송하는 프레임 송신부(110)와; 상기 프레임 송신부(110)에서 전송된 51M 프레임을 역다중화하여 채널 고유번호 비트(CIB)를 검출하고, 데이타를 래치하는 채널 고유번호 비트(CIB) 검출 및 래치부(120)와; 상기 채널 고유번호 비트(CIB) 검출 및 래치부(120)를 통해 병렬 래치된 채널 고유번호 비트(CIB)값과 자체 생성한 24개의 입력 어드레스를 함께 출력하는 어드레스 생성부(130)와; 상기 어드레스 생성부(130)의 24개의 채널 고유번호 비트(CIB)값과 입력 어드레스에 따라 데이타 출력이 제어되는 스위치부(140)를 포함하여 이루어짐을 특징으로 하는 고유번호 비트(CIB)를 이용한 1.2G 광전송장치.A 1.2G optical transmission apparatus for transmitting 24 fixed 51M frames in a digital cable TV, the apparatus comprising: a channel unique number bit (CSI) control unit for generating channel unique number data according to an input clock, (CIB) generator 100; A frame transmission unit 110 for receiving 24 channel unique number bits (CIB) data output from the channel unique number bit (CIB) generation unit 100, separating 51M frames, multiplexing and transmitting them; A channel unique number bit (CIB) detecting and latching unit 120 for detecting a channel unique number bit (CIB) by demultiplexing the 51M frame transmitted from the frame transmitting unit 110 and latching data; An address generating unit 130 for outputting a channel unique number bit (CIB) value and a parallel-latched channel unique number bit (CIB) value through a latch unit 120 and 24 input addresses generated by itself; And a switch unit 140 for controlling the data output according to the 24 channel unique number bits (CIB) value and the input address of the address generator 130. [ G optical transmission device. 제 1 항에 있어서, 상기 채널 고유번호 비트(CIB) 검출 및 래치부(120)는 채널 고유번호 비트(CIB) 특정포맷인 헤더 7비트를 검출하고 래치 동작 제어신호를 출력하는 검출회로(121)와 상기 동작 제어신호로 채널 고유번호 5비트를 병렬 래치하는 래치회로(122)로 이루어져 동작함을 특징으로 하는 채널 고유번호 비트(CIB)를 이용한 1.2G 광전송장치.The apparatus as claimed in claim 1, wherein the channel unique number bit (CIB) detection and latch unit 120 comprises a detection circuit 121 for detecting 7 bits of a header having a channel specific number bit (CIB) specific format and outputting a latch operation control signal, And a latch circuit (122) for latching 5 bits of the channel specific number in parallel in the operation control signal. The 1.2G optical transmission device using the channel unique number bit (CIB) 디지탈 케이블 TV에서 24개의 고정된 51M 프레임을 전송하는 1.2G 광전송방법에 있어서, 상기 51M 프레임내 채널 고유번호의 삽입이 간으한 비트(CIB)를 이용하며 채널 구분 데이타를 삽입하여 프레임의 24 채널 구분이 가능해짐을 특징으로 하는 고유번호 비트(CIB)를 이용한 1.2G 광전송방법.A 1.2G optical transmission method for transmitting 24 fixed 51M frames in a digital cable TV, the method comprising the steps of: inserting channel identification data using a bit inserted in the 51M frame, (CIB) based on the number of bits. 제 3 항에 있어서, 상기 채널 고유번호 비트(CIB) 생성시 다른 데이타와의 구분을 위한 특정포맷의 헤더 7비트와 프레임의 채널 고유번호 구분을 위한 데이타 5비트로 구분하여 생성함을 특징으로 하는 채널 고유번호 비트(CIB)를 이용한 1.2G 광전송방법.4. The method of claim 3, wherein when the channel unique number bit (CIB) is generated, the header is divided into 7 bits of a header of a specific format for distinguishing from other data and 5 bits of data for distinguishing a channel unique number of a frame. A 1.2G optical transmission method using a unique number bit (CIB). 제 3 항에 있어서, 상기 채널 고유번호 비트(CIB) 생성을 위한 제어신호는 프레임내 채널 고유번호 비트(CIB) 시작 부분에서 동작하고, 채널 고유번호 비트(CIB) 총 12비트가 경과하면 동작이 중지되도록 51M 프레임에서 제공되어짐을 특징으로 하는 채널 고유번호 비트(CIB)를 이용한 1.2G광전송방법.4. The method of claim 3, wherein the control signal for generating the channel unique number bit (CIB) operates at a start of a channel unique number bit (CIB) in a frame, and when a total of 12 bits of a channel unique number bit (CIB) Wherein the CIB is provided in a 51M frame so as to be stopped. ※ 참고사항 : 최초출원 내용에 의하여 공개하는 것임.※ Note: It is disclosed by the contents of the first application.
KR1019960009254A 1996-03-29 1996-03-29 1.2g optical transmission apparatus and method using channel identification bit KR100206155B1 (en)

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Application Number Priority Date Filing Date Title
KR1019960009254A KR100206155B1 (en) 1996-03-29 1996-03-29 1.2g optical transmission apparatus and method using channel identification bit

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Application Number Priority Date Filing Date Title
KR1019960009254A KR100206155B1 (en) 1996-03-29 1996-03-29 1.2g optical transmission apparatus and method using channel identification bit

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KR970068590A true KR970068590A (en) 1997-10-13
KR100206155B1 KR100206155B1 (en) 1999-07-01

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