KR100234026B1 - 직렬 데이터 전송 장치 - Google Patents
직렬 데이터 전송 장치 Download PDFInfo
- Publication number
- KR100234026B1 KR100234026B1 KR1019970004407A KR19970004407A KR100234026B1 KR 100234026 B1 KR100234026 B1 KR 100234026B1 KR 1019970004407 A KR1019970004407 A KR 1019970004407A KR 19970004407 A KR19970004407 A KR 19970004407A KR 100234026 B1 KR100234026 B1 KR 100234026B1
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- South Korea
- Prior art keywords
- data
- unit
- transceiver
- receiver
- cyclic redundancy
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- 125000004122 cyclic group Chemical group 0.000 claims abstract description 26
- 238000000034 method Methods 0.000 claims abstract description 20
- 230000005540 biological transmission Effects 0.000 claims abstract description 17
- 238000001514 detection method Methods 0.000 claims description 19
- 238000013500 data storage Methods 0.000 claims description 14
- 230000002194 synthesizing effect Effects 0.000 claims description 9
- 238000007689 inspection Methods 0.000 claims description 7
- 239000002131 composite material Substances 0.000 claims description 5
- 238000010586 diagram Methods 0.000 description 3
- 238000000926 separation method Methods 0.000 description 3
- 230000015572 biosynthetic process Effects 0.000 description 2
- 238000003786 synthesis reaction Methods 0.000 description 2
- 238000004891 communication Methods 0.000 description 1
- 230000005415 magnetization Effects 0.000 description 1
- 238000010998 test method Methods 0.000 description 1
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Classifications
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L1/00—Arrangements for detecting or preventing errors in the information received
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L1/00—Arrangements for detecting or preventing errors in the information received
- H04L1/004—Arrangements for detecting or preventing errors in the information received by using forward error control
- H04L1/0056—Systems characterized by the type of code used
- H04L1/0061—Error detection codes
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- G—PHYSICS
- G11—INFORMATION STORAGE
- G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
- G11B20/00—Signal processing not specific to the method of recording or reproducing; Circuits therefor
- G11B20/10—Digital recording or reproducing
- G11B20/18—Error detection or correction; Testing, e.g. of drop-outs
- G11B20/1833—Error detection or correction; Testing, e.g. of drop-outs by adding special lists or symbols to the coded information
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L1/00—Arrangements for detecting or preventing errors in the information received
- H04L1/004—Arrangements for detecting or preventing errors in the information received by using forward error control
- H04L1/0041—Arrangements at the transmitter end
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L1/00—Arrangements for detecting or preventing errors in the information received
- H04L1/004—Arrangements for detecting or preventing errors in the information received by using forward error control
- H04L1/0045—Arrangements at the receiver end
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L25/00—Baseband systems
- H04L25/38—Synchronous or start-stop systems, e.g. for Baudot code
- H04L25/40—Transmitting circuits; Receiving circuits
- H04L25/49—Transmitting circuits; Receiving circuits using code conversion at the transmitter; using predistortion; using insertion of idle bits for obtaining a desired frequency spectrum; using three or more amplitude levels ; Baseband coding techniques specific to data transmission systems
- H04L25/4904—Transmitting circuits; Receiving circuits using code conversion at the transmitter; using predistortion; using insertion of idle bits for obtaining a desired frequency spectrum; using three or more amplitude levels ; Baseband coding techniques specific to data transmission systems using self-synchronising codes, e.g. split-phase codes
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L1/00—Arrangements for detecting or preventing errors in the information received
- H04L1/12—Arrangements for detecting or preventing errors in the information received by using return channel
- H04L1/16—Arrangements for detecting or preventing errors in the information received by using return channel in which the return channel carries supervisory signals, e.g. repetition request signals
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L1/00—Arrangements for detecting or preventing errors in the information received
- H04L1/12—Arrangements for detecting or preventing errors in the information received by using return channel
- H04L1/16—Arrangements for detecting or preventing errors in the information received by using return channel in which the return channel carries supervisory signals, e.g. repetition request signals
- H04L1/18—Automatic repetition systems, e.g. Van Duuren systems
Landscapes
- Engineering & Computer Science (AREA)
- Signal Processing (AREA)
- Computer Networks & Wireless Communication (AREA)
- Physics & Mathematics (AREA)
- Spectroscopy & Molecular Physics (AREA)
- Detection And Prevention Of Errors In Transmission (AREA)
- Dc Digital Transmission (AREA)
Abstract
Description
Claims (3)
- 내부에 저장한 소스 데이터를 전송하는 트랜시버(30)와, 상기 트랜시버(30)로부터 전송된 소스데이터를 수신하여 처리 하는 리시버(40)로 이루어지는 직렬 데이터 전송장치에서, 상기 트랜시버(30)는 전송하고자 하는 소스 데이터를 순환중복검사(CRC) 하는 과정이전에 엔코딩하고, 그 순환중복검사하여 나오는 검출데이터(d1)와 엔코딩하여 나오는 데이터(D1')를 합성하여 전송하도록 구성되고, 상기 리시버(40)는 상기 트랜시버(30)로부터 전송된 합성데이터(D1+d1)를 상기 트랜시버(30)에서 합성되기 이전의 데이터 형태로 분리하는 과정을 먼저 수행하고, 그 분리된 데이터(D1')를 디코딩하는 과정과 순환중복검사하는 과정을 동시에 수행한 후, 상기 분리된 검출 데이터(d1)와 순환중복검사하여 나오는 검출데이터(d1')를 비교하여, 양 검출데이터가 일치한 때에 상기 디코딩과정에서 출력된 데이터가 상기 소스데이터와 동일한 것으로 판단하도록 구성된 것을 특징으로 하는 직렬 데이터 전송장치.
- 제1항에 있어서, 상기 트랜시버(30)는 전송하고자 하는 소스 데이터를 저장하는 데이터저장부(31)와, 상기 데이터저장부(31)로부터 출력되는 소스데이터(D1)를 비제로복귀반전(NRZI)기법을 이용하여 엔코딩하는 데이터엔코딩부(32)와, 상기 데이터엔코딩부(32)로부터 출력되는 데이터(D1')를 순환중복검사(CRC) 하는 데이터검사부(33)와 상기 데이터검사부(33)에서 출력되는 검출데이터(d1)와 상기 데이터엔코딩부(32)로부터 출력되는 데이터(D1')를 결합하여 새로운 합성데이터(D1'+d1)로 만들어 리시버(40)로 출력하는 데이터합성부(34)로 구성된 것을 특징으로 하는 직렬 데이터 전송장치.
- 제1항에 있어서, 상기 리시버(40)는 상기 트랜시버(30)로부터 출력되는 데이터(D1'+d1)를 그 트랜시버(30)에서 결합되기 이전의 데이터 형태로 분리하는 데이터분리부(41)와, 상기 데이터분리부(41)로부터 분리된 데이터(D1')를 디코딩하는 데이터코딩부(42)와, 상기 분리된 데이터(D1')를 검사하여 출력하는 데이터검사부(43)와, 상기 데이터검사부(43)로부터 출력된 검출데이타(d1')와 상기 데이터분리부(41)로부터 분리된 검출 데이터(d1)가 같은지를 비교하는 데이터비교부(44)로 구성된 것을 특징으로 하는 직렬 데이터 전송 장치.
Priority Applications (4)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR1019970004407A KR100234026B1 (ko) | 1997-02-14 | 1997-02-14 | 직렬 데이터 전송 장치 |
TW086115441A TW349297B (en) | 1997-02-14 | 1997-10-20 | Serial data transmission apparatus |
JP10027189A JP2852922B2 (ja) | 1997-02-14 | 1998-02-09 | 直列データ伝送装置 |
US09/021,939 US6357031B1 (en) | 1997-02-14 | 1998-02-11 | Serial data transmission apparatus and method with a data checking feature |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR1019970004407A KR100234026B1 (ko) | 1997-02-14 | 1997-02-14 | 직렬 데이터 전송 장치 |
Publications (2)
Publication Number | Publication Date |
---|---|
KR19980068002A KR19980068002A (ko) | 1998-10-15 |
KR100234026B1 true KR100234026B1 (ko) | 1999-12-15 |
Family
ID=19497002
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
KR1019970004407A Expired - Fee Related KR100234026B1 (ko) | 1997-02-14 | 1997-02-14 | 직렬 데이터 전송 장치 |
Country Status (4)
Country | Link |
---|---|
US (1) | US6357031B1 (ko) |
JP (1) | JP2852922B2 (ko) |
KR (1) | KR100234026B1 (ko) |
TW (1) | TW349297B (ko) |
Families Citing this family (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5838267A (en) * | 1996-10-09 | 1998-11-17 | Ericsson, Inc. | Method and apparatus for encoding and decoding digital information |
KR100555450B1 (ko) * | 1998-06-30 | 2006-04-21 | 삼성전자주식회사 | 고속 직렬 데이타 디코딩장치 및 방법 |
US6760010B1 (en) * | 2000-03-15 | 2004-07-06 | Figaro Systems, Inc. | Wireless electronic libretto display apparatus and method |
WO2003042678A1 (fr) | 2001-11-15 | 2003-05-22 | Riken Keiki Co., Ltd. | Capteur de gaz |
CN103546240B (zh) * | 2013-09-24 | 2017-06-30 | 许继集团有限公司 | 以太网crc校验方法 |
WO2018176478A1 (en) * | 2017-04-01 | 2018-10-04 | Qualcomm Incorporated | Communication system and method having polar coding with two concatenated cyclic redundancy check codes |
Family Cites Families (12)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5097507A (en) * | 1989-12-22 | 1992-03-17 | General Electric Company | Fading bit error protection for digital cellular multi-pulse speech coder |
US5349589A (en) * | 1991-07-01 | 1994-09-20 | Ericsson Ge Mobile Communications Inc. | Generalized viterbi algorithm with tail-biting |
US5694428A (en) * | 1992-03-12 | 1997-12-02 | Ntp Incorporated | Transmitting circuitry for serial transmission of encoded information |
EP0645033B1 (en) * | 1992-06-12 | 1996-12-04 | The Dow Chemical Company | Intelligent process control communication system and method |
JPH0761072B2 (ja) * | 1993-02-26 | 1995-06-28 | 日本電気株式会社 | 衛星通信システム |
JP3394119B2 (ja) * | 1995-10-17 | 2003-04-07 | 沖電気工業株式会社 | 誤り訂正符号化装置、誤り訂正復号化装置及び通信システム |
KR100188147B1 (ko) * | 1995-10-31 | 1999-06-01 | 김광호 | 주기적 여유 코드를 이용한 오류검출회로 |
US5875202A (en) * | 1996-03-29 | 1999-02-23 | Adtran, Inc. | Transmission of encoded data over reliable digital communication link using enhanced error recovery mechanism |
KR19990044378A (ko) * | 1996-07-04 | 1999-06-25 | 요트.게.아. 롤페즈 | 검출기능이 개량된 송신 시스템 및 수신기와 개량된 검출방법 |
US5917837A (en) * | 1996-09-11 | 1999-06-29 | Qualcomm, Incorporated | Method and apparatus for performing decoding of codes with the use of side information associated with the encoded data |
JPH10190631A (ja) * | 1996-12-27 | 1998-07-21 | Toshiba Corp | データ通信方法および装置 |
DE59806449D1 (de) * | 1997-02-27 | 2003-01-09 | Siemens Ag | Verfahren und anordnung zur rahmenfehlerdetektion zwecks fehlerverdeckung insbesondere bei gsm übertragungen |
-
1997
- 1997-02-14 KR KR1019970004407A patent/KR100234026B1/ko not_active Expired - Fee Related
- 1997-10-20 TW TW086115441A patent/TW349297B/zh active
-
1998
- 1998-02-09 JP JP10027189A patent/JP2852922B2/ja not_active Expired - Fee Related
- 1998-02-11 US US09/021,939 patent/US6357031B1/en not_active Expired - Lifetime
Also Published As
Publication number | Publication date |
---|---|
KR19980068002A (ko) | 1998-10-15 |
JPH10233763A (ja) | 1998-09-02 |
US6357031B1 (en) | 2002-03-12 |
TW349297B (en) | 1999-01-01 |
JP2852922B2 (ja) | 1999-02-03 |
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