JPS5619506A - Code converting method - Google Patents
Code converting methodInfo
- Publication number
- JPS5619506A JPS5619506A JP9350479A JP9350479A JPS5619506A JP S5619506 A JPS5619506 A JP S5619506A JP 9350479 A JP9350479 A JP 9350479A JP 9350479 A JP9350479 A JP 9350479A JP S5619506 A JPS5619506 A JP S5619506A
- Authority
- JP
- Japan
- Prior art keywords
- frequency spectrum
- bit
- inverted
- bits
- data
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
Links
Classifications
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03M—CODING; DECODING; CODE CONVERSION IN GENERAL
- H03M13/00—Coding, decoding or code conversion, for error detection or error correction; Coding theory basic assumptions; Coding bounds; Error probability evaluation methods; Channel models; Simulation or testing of codes
- H03M13/47—Error detection, forward error correction or error protection, not provided for in groups H03M13/01 - H03M13/37
- H03M13/51—Constant weight codes; n-out-of-m codes; Berger codes
-
- 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
- H04L25/4906—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 binary codes
- H04L25/4908—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 binary codes using mBnB codes
Landscapes
- Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Spectroscopy & Molecular Physics (AREA)
- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
- Probability & Statistics with Applications (AREA)
- Theoretical Computer Science (AREA)
- Signal Processing For Digital Recording And Reproducing (AREA)
- Compression, Expansion, Code Conversion, And Decoders (AREA)
- Dc Digital Transmission (AREA)
- Television Signal Processing For Recording (AREA)
Priority Applications (9)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP9350479A JPS5619506A (en) | 1979-07-23 | 1979-07-23 | Code converting method |
AU60304/80A AU533140B2 (en) | 1979-07-23 | 1980-07-10 | Code converter |
DE19803027329 DE3027329A1 (de) | 1979-07-23 | 1980-07-18 | Codewandelsystem |
AT0376480A AT386306B (de) | 1979-07-23 | 1980-07-21 | Geraet zur reduzierung der gleichstromkomponente, welche in einem aufzuzeichnenden informations- signal enthalten ist |
CA000356745A CA1154873A (en) | 1979-07-23 | 1980-07-22 | Method and apparatus for reducing dc components in a digital information signal |
FR8016270A FR2462068A1 (fr) | 1979-07-23 | 1980-07-23 | Systeme de conversion de code et notamment pour le traitement de signaux video |
US06/171,481 US4387364A (en) | 1979-07-23 | 1980-07-23 | Method and apparatus for reducing DC components in a digital information signal |
NL8004243A NL8004243A (nl) | 1979-07-23 | 1980-07-23 | Code-omzetstelsel. |
GB8024153A GB2056225B (en) | 1979-07-23 | 1980-07-23 | Code conversion methods |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP9350479A JPS5619506A (en) | 1979-07-23 | 1979-07-23 | Code converting method |
Publications (2)
Publication Number | Publication Date |
---|---|
JPS5619506A true JPS5619506A (en) | 1981-02-24 |
JPS6138538B2 JPS6138538B2 (ja) | 1986-08-29 |
Family
ID=14084171
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP9350479A Granted JPS5619506A (en) | 1979-07-23 | 1979-07-23 | Code converting method |
Country Status (9)
Country | Link |
---|---|
US (1) | US4387364A (ja) |
JP (1) | JPS5619506A (ja) |
AT (1) | AT386306B (ja) |
AU (1) | AU533140B2 (ja) |
CA (1) | CA1154873A (ja) |
DE (1) | DE3027329A1 (ja) |
FR (1) | FR2462068A1 (ja) |
GB (1) | GB2056225B (ja) |
NL (1) | NL8004243A (ja) |
Cited By (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5665313A (en) * | 1979-10-29 | 1981-06-03 | Sony Corp | Data converting circuit |
JPS6199419A (ja) * | 1984-10-20 | 1986-05-17 | Canon Inc | 予測符号化方式 |
JPS62500331A (ja) * | 1984-09-13 | 1987-02-05 | インデペンデント・ブロ−ドキヤステイング・オ−ソリテイ | 記録の前にデイジタル信号を処理するための方法及び装置 |
US4988999A (en) * | 1989-04-12 | 1991-01-29 | Nippon Hoso Kyokai | Digital modulation method |
JPH03171826A (ja) * | 1989-07-17 | 1991-07-25 | Digital Equip Corp <Dec> | デジタル信号用の改良したデータと順方向誤り制御の符号化法 |
JPH0772981B2 (ja) * | 1987-05-11 | 1995-08-02 | エクサバイト・コーポレーシヨン | 磁気テープにおいてデジタル・データをフオーマツト及び記録するための装置と方法 |
US5508701A (en) * | 1993-07-06 | 1996-04-16 | Mitsubishi Denki Kabushiki Kaisha | Data conversion method and recording and reproduction apparatus |
JP2005334080A (ja) * | 2004-05-24 | 2005-12-08 | Olympus Corp | 被検体内導入装置および医療装置 |
Families Citing this family (56)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR2495858A1 (fr) * | 1980-12-05 | 1982-06-11 | Thomson Csf | Procede de transcodage parallele serie d'un train numerique parallele et dispositif de transmission de signaux video numerises mettant en oeuvre un tel procede |
JPS57176866A (en) * | 1981-04-24 | 1982-10-30 | Sony Corp | Encoder of binary signal |
JPS57195308A (en) * | 1981-05-26 | 1982-12-01 | Sony Corp | Block coding method |
GB2105953B (en) * | 1981-08-14 | 1985-05-22 | Sony Corp | Methods of and apparatus for coding television signals |
JPS5846751A (ja) * | 1981-09-11 | 1983-03-18 | Sony Corp | Z値符号変調方法及び記録媒体 |
JPS5875950A (ja) * | 1981-10-31 | 1983-05-07 | Sony Corp | 2値データの伝送方法 |
JPS58153434A (ja) * | 1982-03-09 | 1983-09-12 | Nec Corp | 多重変換方式 |
US4486739A (en) * | 1982-06-30 | 1984-12-04 | International Business Machines Corporation | Byte oriented DC balanced (0,4) 8B/10B partitioned block transmission code |
US4551773A (en) * | 1982-07-16 | 1985-11-05 | Sperry Corporation | Encoding and decoding apparatus and method utilizing hierarchical code substitution |
US5159612A (en) * | 1982-09-14 | 1992-10-27 | Robert Bosch Gmbh | Pulse code modulation system |
US4577240A (en) * | 1982-11-15 | 1986-03-18 | Digital Engineering, Ltd. | Multiple zone multiple disk video recording system |
JPH0714145B2 (ja) * | 1983-04-26 | 1995-02-15 | ソニー株式会社 | 情報変換方法 |
US4598326A (en) * | 1983-10-18 | 1986-07-01 | Honeywell Inc. | Digital recording apparatus with disparity reducing encoder |
JPH0683271B2 (ja) * | 1983-10-27 | 1994-10-19 | ソニー株式会社 | 情報変換方式 |
JPS60113366A (ja) * | 1983-11-24 | 1985-06-19 | Sony Corp | 情報変換方式 |
DE3400665A1 (de) * | 1984-01-11 | 1985-07-18 | Robert Bosch Gmbh, 7000 Stuttgart | Differentielles pulscodemodulationssystem |
NL8402444A (nl) * | 1984-01-20 | 1986-03-03 | Philips Nv | Werkwijze voor het overdragen van informatie, codeerinrichting voor toepassing in de werkwijze en decodeerinrichting voor toepassing in de werkwijze. |
NL8402445A (nl) * | 1984-01-20 | 1985-08-16 | Philips Nv | Werkwijze voor het coderen van n-bits informatiewoorden naar m-bits codewoorden, inrichting voor het uitvoeren van die werkwijze, werkwijze voor het decoderen van m-bits codewoorden naar n-bits informatiewoorden en inrichting voor het uitvoeren van die werkwijze. |
JP2559354B2 (ja) * | 1984-02-24 | 1996-12-04 | 株式会社日立製作所 | ディジタル信号変調方法 |
US4833471A (en) * | 1984-03-26 | 1989-05-23 | Canon Kabushiki Kaisha | Data processing apparatus |
CA1209706A (en) * | 1984-06-22 | 1986-08-12 | Northern Telecom Limited | Transmitting a digital signal and an additional signal |
EP0178813B1 (en) * | 1984-10-01 | 1993-08-18 | Matsushita Electric Industrial Co., Ltd. | Method and apparatus for encoding binary data |
JPH0721942B2 (ja) * | 1984-10-11 | 1995-03-08 | ソニー株式会社 | チヤンネル符号化方法 |
EP0193153B1 (en) * | 1985-02-25 | 1991-11-13 | Matsushita Electric Industrial Co., Ltd. | Digital data recording and reproducing method |
US4675650A (en) * | 1985-04-22 | 1987-06-23 | Ibm Corporation | Run-length limited code without DC level |
DE3605396A1 (de) * | 1986-02-20 | 1987-08-27 | Thomson Brandt Gmbh | Uebertragungssystem mit einem uebertragungscode fuer binaere daten |
BE904913A (nl) * | 1986-06-13 | 1986-12-15 | Bell Telephone Mfg | Data overdrachtsysteem. |
US4864303A (en) * | 1987-02-13 | 1989-09-05 | Board Of Trustees Of The University Of Illinois | Encoder/decoder system and methodology utilizing conservative coding with block delimiters, for serial communication |
US4847619A (en) * | 1987-10-19 | 1989-07-11 | Hewlett-Packard Company | Performance-based reset of data compression dictionary |
JPH0446178Y2 (ja) * | 1987-12-26 | 1992-10-29 | ||
DE3821450A1 (de) * | 1988-06-27 | 1989-12-28 | Thomson Brandt Gmbh | Uebertragungssystem mit einem uebertragungscode fuer binaere daten |
US5144304A (en) * | 1989-07-17 | 1992-09-01 | Digital Equipment Corporation | Data and forward error control coding techniques for digital signals |
JPH0362621A (ja) * | 1989-07-31 | 1991-03-18 | Ricoh Co Ltd | データ変調方式 |
WO1991005427A1 (en) * | 1989-09-29 | 1991-04-18 | Motorola, Inc. | Method of dc offset compensation using a transmitted dc compensation signal |
DE4102149A1 (de) * | 1991-01-25 | 1992-07-30 | Broadcast Television Syst | Codierverfahren zur reduzierung des gleichspannungsanteils im datenstrom eines digitalsignals |
US5185664A (en) * | 1991-10-31 | 1993-02-09 | North American Philips Corporation | Method and apparatus for combining field and frame recursive noise reduction for video signals |
US5625644A (en) * | 1991-12-20 | 1997-04-29 | Myers; David J. | DC balanced 4B/8B binary block code for digital data communications |
US5387911A (en) * | 1992-02-21 | 1995-02-07 | Gleichert; Marc C. | Method and apparatus for transmitting and receiving both 8B/10B code and 10B/12B code in a switchable 8B/10B transmitter and receiver |
US5517533A (en) * | 1992-03-04 | 1996-05-14 | Digital Equipment Corporation | Parallel implementation of run length coding apparatus and method |
JP2948016B2 (ja) * | 1992-03-19 | 1999-09-13 | 株式会社日立製作所 | 情報記録再生方法 |
JP3088844B2 (ja) * | 1992-06-03 | 2000-09-18 | パイオニア株式会社 | ディジタル信号再生装置 |
US5341134A (en) * | 1992-12-30 | 1994-08-23 | Datatape Incorporated | Simple coding scheme for DC free channel codes of form M/N, where M=N-1 and M and N are positive integers |
US5428611A (en) * | 1993-05-28 | 1995-06-27 | Digital Equipment Corporation | Strong framing protocol for HDLC and other run-length codes |
TW267279B (ja) * | 1994-04-05 | 1996-01-01 | Philips Electronics Nv | |
US5606317A (en) * | 1994-12-09 | 1997-02-25 | Lucent Technologies Inc. | Bandwidth efficiency MBNB coding and decoding method and apparatus |
US5970100A (en) * | 1996-11-15 | 1999-10-19 | Conexant Systems, Inc. | System for controlling and shaping the spectrum and redundancy of signal-point limited transmission |
US6192087B1 (en) * | 1996-11-15 | 2001-02-20 | Conexant Systems, Inc. | Method and apparatus for spectral shaping in signal-point limited transmission systems |
US6278744B1 (en) * | 1996-11-15 | 2001-08-21 | Conexant Systems, Inc. | System for controlling and shaping the spectrum and redundancy of signal-point limited transmission |
JP2001511323A (ja) | 1997-01-30 | 2001-08-07 | フジツウ ネットワーク コミュニケーションズ,インコーポレイテッド | 高速シリアルリンク用データ符号器/復号器 |
US6538584B2 (en) * | 2000-12-28 | 2003-03-25 | Intel Corporation | Transition reduction encoder using current and last bit sets |
US7149955B1 (en) * | 2001-03-07 | 2006-12-12 | Marvell International Ltd. | Encoding and decoding apparatus and method with hamming weight enhancement |
US6917313B1 (en) * | 2002-01-16 | 2005-07-12 | Marvell International Ltd. | DC-free codes |
US6538586B1 (en) * | 2002-01-30 | 2003-03-25 | Intel Corporation | Data encoding strategy to reduce selected frequency components in a serial bit stream |
EP1500105A1 (en) * | 2002-04-11 | 2005-01-26 | Koninklijke Philips Electronics N.V. | Stochastic dc control |
TWI281142B (en) * | 2004-04-16 | 2007-05-11 | Vast View Technology Inc | Method of signal processing |
US8638245B1 (en) | 2012-07-31 | 2014-01-28 | Altera Corporation | Method and system for dynamic table line encoding |
Family Cites Families (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB1250908A (ja) * | 1968-12-13 | 1971-10-27 | ||
GB1540617A (en) * | 1968-12-13 | 1979-02-14 | Post Office | Transformation of binary coded signals into a form having lower disparity |
US4020282A (en) * | 1974-01-14 | 1977-04-26 | General Dynamics Corporation | High density data processing system |
US4028535A (en) * | 1976-06-11 | 1977-06-07 | International Business Machines Corporation | Apparatus and method for generating a data code with a spectral null |
US4161757A (en) * | 1977-06-01 | 1979-07-17 | Litton Systems, Inc. | Facsimile system |
NL7807503A (nl) * | 1977-07-14 | 1979-01-16 | Indep Broadcasting Authority | Transmissie en/of registratie van digitale signalen. |
US4168513A (en) * | 1977-09-12 | 1979-09-18 | Xerox Corporation | Regenerative decoding of binary data using minimum redundancy codes |
-
1979
- 1979-07-23 JP JP9350479A patent/JPS5619506A/ja active Granted
-
1980
- 1980-07-10 AU AU60304/80A patent/AU533140B2/en not_active Expired
- 1980-07-18 DE DE19803027329 patent/DE3027329A1/de active Granted
- 1980-07-21 AT AT0376480A patent/AT386306B/de not_active IP Right Cessation
- 1980-07-22 CA CA000356745A patent/CA1154873A/en not_active Expired
- 1980-07-23 FR FR8016270A patent/FR2462068A1/fr active Granted
- 1980-07-23 US US06/171,481 patent/US4387364A/en not_active Expired - Lifetime
- 1980-07-23 NL NL8004243A patent/NL8004243A/nl not_active Application Discontinuation
- 1980-07-23 GB GB8024153A patent/GB2056225B/en not_active Expired
Cited By (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5665313A (en) * | 1979-10-29 | 1981-06-03 | Sony Corp | Data converting circuit |
JPH02794B2 (ja) * | 1979-10-29 | 1990-01-09 | Sony Corp | |
JPS62500331A (ja) * | 1984-09-13 | 1987-02-05 | インデペンデント・ブロ−ドキヤステイング・オ−ソリテイ | 記録の前にデイジタル信号を処理するための方法及び装置 |
JPS6199419A (ja) * | 1984-10-20 | 1986-05-17 | Canon Inc | 予測符号化方式 |
JPH0772981B2 (ja) * | 1987-05-11 | 1995-08-02 | エクサバイト・コーポレーシヨン | 磁気テープにおいてデジタル・データをフオーマツト及び記録するための装置と方法 |
US4988999A (en) * | 1989-04-12 | 1991-01-29 | Nippon Hoso Kyokai | Digital modulation method |
JPH03171826A (ja) * | 1989-07-17 | 1991-07-25 | Digital Equip Corp <Dec> | デジタル信号用の改良したデータと順方向誤り制御の符号化法 |
US5508701A (en) * | 1993-07-06 | 1996-04-16 | Mitsubishi Denki Kabushiki Kaisha | Data conversion method and recording and reproduction apparatus |
JP2005334080A (ja) * | 2004-05-24 | 2005-12-08 | Olympus Corp | 被検体内導入装置および医療装置 |
Also Published As
Publication number | Publication date |
---|---|
ATA376480A (de) | 1987-12-15 |
FR2462068A1 (fr) | 1981-02-06 |
AT386306B (de) | 1988-08-10 |
AU6030480A (en) | 1981-01-29 |
US4387364A (en) | 1983-06-07 |
GB2056225A (en) | 1981-03-11 |
CA1154873A (en) | 1983-10-04 |
DE3027329C2 (ja) | 1990-06-28 |
GB2056225B (en) | 1984-05-16 |
FR2462068B1 (ja) | 1983-06-10 |
JPS6138538B2 (ja) | 1986-08-29 |
DE3027329A1 (de) | 1981-02-19 |
NL8004243A (nl) | 1981-01-27 |
AU533140B2 (en) | 1983-11-03 |
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