IT1078815B - Apparecchiatura per decodificare un segnale bifase - Google Patents
Apparecchiatura per decodificare un segnale bifaseInfo
- Publication number
- IT1078815B IT1078815B IT23517/76A IT2351776A IT1078815B IT 1078815 B IT1078815 B IT 1078815B IT 23517/76 A IT23517/76 A IT 23517/76A IT 2351776 A IT2351776 A IT 2351776A IT 1078815 B IT1078815 B IT 1078815B
- Authority
- IT
- Italy
- Prior art keywords
- decode
- equipment
- phase signal
- phase
- signal
- Prior art date
Links
Classifications
-
- 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
Landscapes
- Physics & Mathematics (AREA)
- Spectroscopy & Molecular Physics (AREA)
- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
- Synchronisation In Digital Transmission Systems (AREA)
- Stabilization Of Oscillater, Synchronisation, Frequency Synthesizers (AREA)
- Pinball Game Machines (AREA)
- Manipulation Of Pulses (AREA)
- Signal Processing For Digital Recording And Reproducing (AREA)
- Dc Digital Transmission (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US05/581,989 US3982195A (en) | 1975-05-29 | 1975-05-29 | Method and apparatus for decoding diphase signals |
Publications (1)
Publication Number | Publication Date |
---|---|
IT1078815B true IT1078815B (it) | 1985-05-08 |
Family
ID=24327393
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
IT23517/76A IT1078815B (it) | 1975-05-29 | 1976-05-21 | Apparecchiatura per decodificare un segnale bifase |
Country Status (6)
Country | Link |
---|---|
US (1) | US3982195A (it) |
JP (1) | JPS51147165A (it) |
CA (1) | CA1055847A (it) |
DE (1) | DE2621840A1 (it) |
GB (1) | GB1542655A (it) |
IT (1) | IT1078815B (it) |
Families Citing this family (29)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4027267A (en) * | 1976-06-01 | 1977-05-31 | International Business Machines Corporation | Method of decoding data content of F2F and phase shift encoded data streams |
FR2361019A1 (fr) * | 1976-08-04 | 1978-03-03 | Cit Alcatel | Dispositif de decodage d'un message en code dit de miller |
DE2811753C2 (de) * | 1978-03-17 | 1985-04-25 | Siemens AG, 1000 Berlin und 8000 München | Digitaler Demodulator auf Halbleiterbasis |
IT1158893B (it) * | 1978-07-28 | 1987-02-25 | Sits Soc It Telecom Siemens | Disposizione circuitale per la generazione degli impulsi di campionamento di particolare applicazione nella stazione ricevente di un sistema per la trasmissione di dati |
US4361876A (en) * | 1978-09-05 | 1982-11-30 | Motorola, Inc. | Microcomputer with logic for selectively disabling serial communications |
IT1174392B (it) * | 1978-09-08 | 1987-07-01 | Italiana Telecumunicazioni Sie | Disposizione circuitale per la generazione degli impulsi di campiona,ento di un sistema per la trasmissione di dati |
DE2906200C3 (de) * | 1979-02-17 | 1982-02-11 | Philips Patentverwaltung Gmbh, 2000 Hamburg | Synchronisieranordnung |
US4260952A (en) * | 1979-07-17 | 1981-04-07 | Teletype Corporation | Circuit for decoding a diphase signal |
JPS57124954A (en) * | 1981-01-26 | 1982-08-04 | Victor Co Of Japan Ltd | Data playback circuit |
JPS57174797A (en) * | 1981-04-20 | 1982-10-27 | Victor Company Of Japan | Generator for timing |
US4580100A (en) * | 1982-12-17 | 1986-04-01 | Tokyo Shibaura Denki Kabushiki Kaisha 72 | Phase locked loop clock recovery circuit for data reproducing apparatus |
US4542420A (en) * | 1984-01-24 | 1985-09-17 | Honeywell Inc. | Manchester decoder |
US4637037A (en) * | 1984-08-29 | 1987-01-13 | At&T Teletype Corporation | Biphase signal receiver |
GB8501827D0 (en) * | 1985-01-24 | 1986-09-17 | Plessey Co Plc | Clock extraction from coded data streams |
US4575684A (en) * | 1985-02-22 | 1986-03-11 | Honeywell Inc. | Differential phase shift keying receiver |
NL8602517A (nl) * | 1986-06-11 | 1988-01-04 | Philips Nv | Inrichting voor het regenereren van een tweewaardig digitaal signaal, bij voorbeeld een bi-fase gekodeerd signaal. |
DE3635534A1 (de) * | 1986-10-18 | 1988-04-28 | Ant Nachrichtentech | Uebertragungssystem |
DE3728655A1 (de) * | 1987-08-27 | 1989-03-09 | Thomson Brandt Gmbh | Verfahren und/oder einrichtung zum demodulieren eines biphasesignales |
US4975929A (en) * | 1989-09-11 | 1990-12-04 | Raynet Corp. | Clock recovery apparatus |
US4959846A (en) * | 1989-09-11 | 1990-09-25 | Raynet Corporation | Clock recovery apparatus including a clock frequency adjuster |
US5200980A (en) * | 1991-08-09 | 1993-04-06 | Memorex Telex N.V. | Digital bi phase data recovery system |
DE4231175C1 (de) * | 1992-09-17 | 1994-01-13 | Siemens Ag | Anordnung zur Taktrückgewinnung |
JPH06216778A (ja) * | 1993-01-14 | 1994-08-05 | Mitsubishi Electric Corp | 通信制御装置の復調回路 |
US5521938A (en) * | 1994-07-01 | 1996-05-28 | Motorola, Inc. | Apparatus for performing frequency conversion in a communication system |
US6266381B1 (en) * | 1998-01-22 | 2001-07-24 | Lsi Logic Corporation | Frequency control arrangement |
US6127866A (en) * | 1999-01-28 | 2000-10-03 | Infineon Technologies North America Corp. | Delay-locked-loop (DLL) having symmetrical rising and falling clock edge type delays |
CN1154979C (zh) * | 1999-03-19 | 2004-06-23 | 株式会社日立制作所 | 光学信息再生装置 |
US6577573B2 (en) | 2001-06-25 | 2003-06-10 | Hitachi, Ltd. | Optical information reproducing method in which either a first edge signal or a second edge signal is selected depending on a length of a mark on an optical information medium |
US7310390B2 (en) * | 2003-10-30 | 2007-12-18 | Apple Inc. | Decoding coded data streams |
Family Cites Families (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3361978A (en) * | 1965-08-20 | 1968-01-02 | Radiation Inc | Split-phase code modulation synchonizer and translator |
US3646546A (en) * | 1968-10-10 | 1972-02-29 | Leach Corp | Split-phase adaptive decoding electronics |
US3737895A (en) * | 1971-08-02 | 1973-06-05 | Edmac Ass Inc | Bi-phase data recorder |
GB1381338A (en) * | 1972-05-12 | 1975-01-22 | Post Office | Signal receivers |
US3878334A (en) * | 1974-04-10 | 1975-04-15 | Gen Dynamics Corp | Data synchronizing systems |
-
1975
- 1975-05-29 US US05/581,989 patent/US3982195A/en not_active Expired - Lifetime
-
1976
- 1976-03-29 CA CA249,076A patent/CA1055847A/en not_active Expired
- 1976-05-03 GB GB7617940A patent/GB1542655A/en not_active Expired
- 1976-05-17 DE DE19762621840 patent/DE2621840A1/de not_active Withdrawn
- 1976-05-21 IT IT23517/76A patent/IT1078815B/it active
- 1976-05-22 JP JP51058542A patent/JPS51147165A/ja active Pending
Also Published As
Publication number | Publication date |
---|---|
GB1542655A (en) | 1979-03-21 |
JPS51147165A (en) | 1976-12-17 |
DE2621840A1 (de) | 1976-12-09 |
US3982195A (en) | 1976-09-21 |
CA1055847A (en) | 1979-06-05 |
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