AU769804B2 - Digital signal modulation system - Google Patents
Digital signal modulation system Download PDFInfo
- Publication number
- AU769804B2 AU769804B2 AU34504/99A AU3450499A AU769804B2 AU 769804 B2 AU769804 B2 AU 769804B2 AU 34504/99 A AU34504/99 A AU 34504/99A AU 3450499 A AU3450499 A AU 3450499A AU 769804 B2 AU769804 B2 AU 769804B2
- Authority
- AU
- Australia
- Prior art keywords
- bit
- coded bit
- change
- signal
- coded
- 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.)
- Ceased
Links
- 230000008859 change Effects 0.000 claims description 48
- 238000000034 method Methods 0.000 claims description 44
- 238000001228 spectrum Methods 0.000 claims description 25
- 230000007423 decrease Effects 0.000 claims description 6
- 238000004519 manufacturing process Methods 0.000 claims description 6
- 230000004044 response Effects 0.000 claims description 6
- 238000001914 filtration Methods 0.000 claims description 4
- 230000007704 transition Effects 0.000 description 14
- 230000010363 phase shift Effects 0.000 description 12
- 230000008569 process Effects 0.000 description 10
- 230000006835 compression Effects 0.000 description 8
- 238000007906 compression Methods 0.000 description 8
- 230000005540 biological transmission Effects 0.000 description 6
- 230000000875 corresponding effect Effects 0.000 description 4
- 230000001360 synchronised effect Effects 0.000 description 4
- 230000002829 reductive effect Effects 0.000 description 3
- 230000008901 benefit Effects 0.000 description 2
- 238000006243 chemical reaction Methods 0.000 description 2
- 238000004891 communication Methods 0.000 description 2
- 239000012141 concentrate Substances 0.000 description 2
- 230000003247 decreasing effect Effects 0.000 description 2
- 238000001514 detection method Methods 0.000 description 2
- 230000002452 interceptive effect Effects 0.000 description 2
- 230000003595 spectral effect Effects 0.000 description 2
- 239000000654 additive Substances 0.000 description 1
- 230000000996 additive effect Effects 0.000 description 1
- 239000003990 capacitor Substances 0.000 description 1
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- 230000015556 catabolic process Effects 0.000 description 1
- 230000002596 correlated effect Effects 0.000 description 1
- 230000001186 cumulative effect Effects 0.000 description 1
- 238000006731 degradation reaction Methods 0.000 description 1
- 230000001934 delay Effects 0.000 description 1
- 230000003111 delayed effect Effects 0.000 description 1
- 238000003708 edge detection Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000001747 exhibiting effect Effects 0.000 description 1
- 230000036039 immunity Effects 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
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Classifications
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03M—CODING; DECODING; CODE CONVERSION IN GENERAL
- H03M7/00—Conversion of a code where information is represented by a given sequence or number of digits to a code where the same, similar or subset of information is represented by a different sequence or number of digits
- H03M7/02—Conversion to or from weighted codes, i.e. the weight given to a digit depending on the position of the digit within the block or code word
-
- 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
-
- 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
- G11B20/14—Digital recording or reproducing using self-clocking codes
- G11B20/1403—Digital recording or reproducing using self-clocking codes characterised by the use of two levels
- G11B20/1407—Digital recording or reproducing using self-clocking codes characterised by the use of two levels code representation depending on a single bit, i.e. where a one is always represented by a first code symbol while a zero is always represented by a second code symbol
- G11B20/1411—Digital recording or reproducing using self-clocking codes characterised by the use of two levels code representation depending on a single bit, i.e. where a one is always represented by a first code symbol while a zero is always represented by a second code symbol conversion to or from pulse width coding
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03M—CODING; DECODING; CODE CONVERSION IN GENERAL
- H03M5/00—Conversion of the form of the representation of individual digits
- H03M5/02—Conversion to or from representation by pulses
- H03M5/04—Conversion to or from representation by pulses the pulses having two levels
- H03M5/06—Code representation, e.g. transition, for a given bit cell depending only on the information in that bit cell
- H03M5/08—Code representation by pulse width
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03M—CODING; DECODING; CODE CONVERSION IN GENERAL
- H03M5/00—Conversion of the form of the representation of individual digits
- H03M5/02—Conversion to or from representation by pulses
- H03M5/04—Conversion to or from representation by pulses the pulses having two levels
- H03M5/06—Code representation, e.g. transition, for a given bit cell depending only on the information in that bit cell
- H03M5/12—Biphase level code, e.g. split phase code, Manchester code; Biphase space or mark code, e.g. double frequency code
-
- 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
- H04L25/4902—Pulse width modulation; Pulse position modulation
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L27/00—Modulated-carrier systems
- H04L27/10—Frequency-modulated carrier systems, i.e. using frequency-shift keying
- H04L27/14—Demodulator circuits; Receiver circuits
- H04L27/144—Demodulator circuits; Receiver circuits with demodulation using spectral properties of the received signal, e.g. by using frequency selective- or frequency sensitive elements
- H04L27/152—Demodulator circuits; Receiver circuits with demodulation using spectral properties of the received signal, e.g. by using frequency selective- or frequency sensitive elements using controlled oscillators, e.g. PLL arrangements
- H04L27/1525—Demodulator circuits; Receiver circuits with demodulation using spectral properties of the received signal, e.g. by using frequency selective- or frequency sensitive elements using controlled oscillators, e.g. PLL arrangements using quadrature demodulation
Landscapes
- Engineering & Computer Science (AREA)
- Signal Processing (AREA)
- Physics & Mathematics (AREA)
- Spectroscopy & Molecular Physics (AREA)
- Computer Networks & Wireless Communication (AREA)
- Theoretical Computer Science (AREA)
- Digital Transmission Methods That Use Modulated Carrier Waves (AREA)
- Dc Digital Transmission (AREA)
- Compression, Expansion, Code Conversion, And Decoders (AREA)
- Reduction Or Emphasis Of Bandwidth Of Signals (AREA)
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US7753798P | 1998-03-11 | 1998-03-11 | |
| US60/077537 | 1998-03-11 | ||
| PCT/US1999/005301 WO1999046861A1 (en) | 1998-03-11 | 1999-03-11 | Digital signal modulation system |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| AU3450499A AU3450499A (en) | 1999-09-27 |
| AU769804B2 true AU769804B2 (en) | 2004-02-05 |
Family
ID=22138654
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| AU34504/99A Ceased AU769804B2 (en) | 1998-03-11 | 1999-03-11 | Digital signal modulation system |
Country Status (11)
| Country | Link |
|---|---|
| EP (1) | EP1062731B1 (enExample) |
| JP (1) | JP2002507075A (enExample) |
| KR (1) | KR100528891B1 (enExample) |
| CN (1) | CN1134894C (enExample) |
| AU (1) | AU769804B2 (enExample) |
| BR (1) | BR9908637A (enExample) |
| DE (1) | DE69902760T2 (enExample) |
| ES (1) | ES2181416T3 (enExample) |
| IL (1) | IL138030A (enExample) |
| TR (1) | TR200002599T2 (enExample) |
| WO (1) | WO1999046861A1 (enExample) |
Families Citing this family (25)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE69940400D1 (de) * | 1999-06-29 | 2009-03-26 | Sony Deutschland Gmbh | Rundfunkempfänger für Vielfach-Übertragungssystem |
| US6359525B1 (en) * | 2000-07-25 | 2002-03-19 | Thomson Licensing S.A. | Modulation technique for transmitting multiple high data rate signals through a band limited channel |
| US6741646B1 (en) * | 2000-07-25 | 2004-05-25 | Thomson Licensing S.A. | Modulation technique for transmitting a high data rate signal, and an auxiliary data signal, through a band limited channel |
| US6862317B1 (en) * | 2000-07-25 | 2005-03-01 | Thomson Licensing S.A. | Modulation technique providing high data rate through band limited channels |
| US6792051B1 (en) * | 2000-07-25 | 2004-09-14 | Thomson Licensing S.A. | In-band-on-channel broadcast system for digital data |
| ATE324732T1 (de) * | 2002-02-06 | 2006-05-15 | Abb Schweiz Ag | Verfahren zum erzeugen und einrichtung zum empfangen eines anisochronen binären signals |
| US7042959B2 (en) * | 2002-02-20 | 2006-05-09 | Thomson Licensing | DSP-based variable aperture code generation technique |
| JP2005538632A (ja) * | 2002-09-13 | 2005-12-15 | コーニンクレッカ フィリップス エレクトロニクス エヌ ヴィ | 集積回路内の情報の符号化 |
| WO2004039089A2 (en) * | 2002-10-21 | 2004-05-06 | Atlinks Usa, Inc. | Two-dimentional coding for high-density storage media applicatio ns |
| US7359303B2 (en) | 2002-11-20 | 2008-04-15 | Thomson Licensing | Multi-dimensional coding for high-density storage media applications |
| EP1585280B1 (en) * | 2003-01-15 | 2013-03-13 | Nippon Telegraph And Telephone Corporation | Non-contact RF ID system communication method, non-contact RF ID system, transmitter, and receiver |
| US7242729B1 (en) | 2004-04-26 | 2007-07-10 | Dgi Creations, Llc | Signal decoding method and apparatus |
| US7609784B1 (en) | 2004-04-26 | 2009-10-27 | Dgi Creations, Llc | Signal decoding method and apparatus with dynamic noise threshold |
| US7453967B2 (en) * | 2004-05-05 | 2008-11-18 | Cisco Technology, Inc. | Serial self-adaptable transmission line |
| RU2281608C1 (ru) * | 2005-01-19 | 2006-08-10 | Государственное унитарное предприятие "Конструкторское бюро приборостроения" | Способ кодирования электромагнитного излучения и устройство кодирования |
| US20070025475A1 (en) * | 2005-07-28 | 2007-02-01 | Symbol Technologies, Inc. | Method and apparatus for data signal processing in wireless RFID systems |
| US8411788B2 (en) * | 2005-11-18 | 2013-04-02 | Qualcomm, Incorporated | Digital transmitters for wireless communication |
| DE602006013489D1 (de) * | 2006-12-11 | 2010-05-20 | Wago Kontakttechnik Gmbh Nach | Datenverarbeitungseinheit und Verfahren zur Synchronisierung der Kommunikation zwischen Datenverarbeitungseinheiten |
| CN102522998A (zh) * | 2011-11-12 | 2012-06-27 | 广州中大微电子有限公司 | 一种适用于nrz编码信号的typeb全速率解码电路 |
| CN105530018B (zh) * | 2016-01-22 | 2017-06-20 | 建荣集成电路科技(珠海)有限公司 | 数字调频接收机的门限扩展系统及方法 |
| KR20170133861A (ko) * | 2016-05-27 | 2017-12-06 | 주식회사 지엠케이 | 전력선 통신 시스템 |
| KR20170133862A (ko) * | 2016-05-27 | 2017-12-06 | 주식회사 지엠케이 | 전력선 통신 시스템 |
| KR20170133858A (ko) * | 2016-05-27 | 2017-12-06 | 주식회사 지엠케이 | 전력선 통신 시스템 |
| CN108233940B (zh) * | 2018-01-12 | 2021-06-15 | 南京中科微电子有限公司 | 一种基于iso14443a协议的米勒编码电路 |
| GB2619963B (en) * | 2022-06-24 | 2024-07-17 | Data Conv Systems Ltd | A transmitter and a receiver |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4462051A (en) * | 1982-04-02 | 1984-07-24 | Ampex Corporation | Demodulator for an asynchronous binary signal |
| US5185765A (en) * | 1986-05-08 | 1993-02-09 | Walker Harold R | High speed data communication system using phase shift key coding |
| JPS62279562A (ja) * | 1986-05-28 | 1987-12-04 | Victor Co Of Japan Ltd | デ−タ抜取り方法及びデ−タ抜取り装置 |
| US5025328A (en) * | 1989-03-22 | 1991-06-18 | Eastman Kodak Company | Circuit for decoding binary information |
| US4951049A (en) * | 1989-03-22 | 1990-08-21 | Eastman Kodak Company | Self clocking binary information encoder |
-
1999
- 1999-03-11 BR BR9908637-9A patent/BR9908637A/pt not_active IP Right Cessation
- 1999-03-11 DE DE69902760T patent/DE69902760T2/de not_active Expired - Lifetime
- 1999-03-11 IL IL13803099A patent/IL138030A/en not_active IP Right Cessation
- 1999-03-11 WO PCT/US1999/005301 patent/WO1999046861A1/en not_active Ceased
- 1999-03-11 ES ES99916126T patent/ES2181416T3/es not_active Expired - Lifetime
- 1999-03-11 KR KR10-2000-7009781A patent/KR100528891B1/ko not_active Expired - Fee Related
- 1999-03-11 AU AU34504/99A patent/AU769804B2/en not_active Ceased
- 1999-03-11 TR TR2000/02599T patent/TR200002599T2/xx unknown
- 1999-03-11 EP EP99916126A patent/EP1062731B1/en not_active Expired - Lifetime
- 1999-03-11 CN CNB998038563A patent/CN1134894C/zh not_active Expired - Fee Related
- 1999-03-11 JP JP2000536138A patent/JP2002507075A/ja active Pending
Also Published As
| Publication number | Publication date |
|---|---|
| JP2002507075A (ja) | 2002-03-05 |
| BR9908637A (pt) | 2000-11-14 |
| WO1999046861A1 (en) | 1999-09-16 |
| IL138030A (en) | 2004-09-27 |
| AU3450499A (en) | 1999-09-27 |
| DE69902760D1 (de) | 2002-10-10 |
| EP1062731A1 (en) | 2000-12-27 |
| ES2181416T3 (es) | 2003-02-16 |
| KR20010041589A (ko) | 2001-05-25 |
| KR100528891B1 (ko) | 2005-11-16 |
| EP1062731B1 (en) | 2002-09-04 |
| DE69902760T2 (de) | 2003-06-05 |
| CN1134894C (zh) | 2004-01-14 |
| IL138030A0 (en) | 2001-10-31 |
| TR200002599T2 (tr) | 2000-11-21 |
| CN1292949A (zh) | 2001-04-25 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| FGA | Letters patent sealed or granted (standard patent) |