JPS591025B2 - コ−ド語検出方法 - Google Patents
コ−ド語検出方法Info
- Publication number
- JPS591025B2 JPS591025B2 JP51039785A JP3978576A JPS591025B2 JP S591025 B2 JPS591025 B2 JP S591025B2 JP 51039785 A JP51039785 A JP 51039785A JP 3978576 A JP3978576 A JP 3978576A JP S591025 B2 JPS591025 B2 JP S591025B2
- Authority
- JP
- Japan
- Prior art keywords
- phase
- code word
- sign
- voltage
- value
- 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.)
- Expired
Links
- 238000001514 detection method Methods 0.000 title claims description 6
- 238000000034 method Methods 0.000 claims description 26
- 238000010586 diagram Methods 0.000 claims description 8
- 230000001427 coherent effect Effects 0.000 claims description 4
- 230000008054 signal transmission Effects 0.000 claims description 4
- 238000011156 evaluation Methods 0.000 description 5
- 230000005540 biological transmission Effects 0.000 description 4
- 238000011084 recovery Methods 0.000 description 3
- 238000012545 processing Methods 0.000 description 2
- 238000013139 quantization Methods 0.000 description 2
- 238000005070 sampling Methods 0.000 description 2
- 108010076504 Protein Sorting Signals Proteins 0.000 description 1
- 230000003321 amplification Effects 0.000 description 1
- 230000002051 biphasic effect Effects 0.000 description 1
- 239000000470 constituent Substances 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000003199 nucleic acid amplification method Methods 0.000 description 1
- 230000001052 transient effect Effects 0.000 description 1
Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L27/00—Modulated-carrier systems
- H04L27/18—Phase-modulated carrier systems, i.e. using phase-shift keying
- H04L27/22—Demodulator circuits; Receiver circuits
- H04L27/233—Demodulator circuits; Receiver circuits using non-coherent demodulation
- H04L27/2332—Demodulator circuits; Receiver circuits using non-coherent demodulation using a non-coherent carrier
Landscapes
- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
- Digital Transmission Methods That Use Modulated Carrier Waves (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE19752515298 DE2515298C3 (de) | 1975-04-08 | Codewortempfangsverfahren |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS51123550A JPS51123550A (en) | 1976-10-28 |
| JPS591025B2 true JPS591025B2 (ja) | 1984-01-10 |
Family
ID=5943329
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP51039785A Expired JPS591025B2 (ja) | 1975-04-08 | 1976-04-08 | コ−ド語検出方法 |
Country Status (6)
| Country | Link |
|---|---|
| US (1) | US4035581A (enExample) |
| JP (1) | JPS591025B2 (enExample) |
| CA (1) | CA1093718A (enExample) |
| FR (1) | FR2307408A1 (enExample) |
| GB (1) | GB1542733A (enExample) |
| IT (1) | IT1059262B (enExample) |
Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR2707128B1 (fr) * | 1993-06-29 | 1995-08-18 | Alcatel Telspace | Dispositif de détection de mot unique modulé en BPSK adapté à un modem analogique fonctionnant en mode TMDA et procédé de détection mis en Óoeuvre dans un tel dispositif. |
| USRE38391E1 (en) | 1993-12-23 | 2004-01-20 | Stmicroelectronics S.A. | Circuit for detecting word sequences in a modem |
| US6111922A (en) * | 1994-12-20 | 2000-08-29 | Sgs-Thomson Microelectronics S.A. | Circuit for detecting word sequences in a modem |
| US7864832B2 (en) * | 2005-05-06 | 2011-01-04 | Samsung Electronics Co., Ltd. | Multi-code correlation architecture for use in software-defined radio systems |
Family Cites Families (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3189826A (en) * | 1960-05-09 | 1965-06-15 | Gen Electric | Method and apparatus for demodulating multi-phase modulated signals |
| US3341776A (en) * | 1964-01-13 | 1967-09-12 | Collins Radio Co | Error sensitive binary transmission system wherein four channels are transmitted via one carrier wave |
| NL154897B (nl) * | 1969-06-07 | 1977-10-17 | Philips Nv | Ontvanger met n-waardige fasedemodulator. |
| US3660764A (en) * | 1969-11-26 | 1972-05-02 | Bell Telephone Labor Inc | Non-coherent differential phase detection |
| US3736507A (en) * | 1971-08-19 | 1973-05-29 | Communications Satellite Co | Phase ambiguity resolution for four phase psk communications systems |
| US3838415A (en) * | 1971-10-08 | 1974-09-24 | Collins Radio Co | Data modem apparatus |
| US3758870A (en) * | 1972-02-23 | 1973-09-11 | Sanders Associates Inc | Digital demodulator |
| US3806815A (en) * | 1973-03-06 | 1974-04-23 | Nasa | Decision feedback loop for tracking a polyphase modulated carrier |
| IT1007972B (it) * | 1973-04-20 | 1976-10-30 | Nippon Electric Co | Dispositivo riproduttore di onde portanti particolarmente per la ricezione di un onda multifase modulata in fase |
| US3993956A (en) * | 1975-11-03 | 1976-11-23 | Motorola, Inc. | Digital detection system for differential phase shift keyed signals |
-
1976
- 1976-04-01 IT IT21855/76A patent/IT1059262B/it active
- 1976-04-07 CA CA249,784A patent/CA1093718A/en not_active Expired
- 1976-04-08 US US05/674,944 patent/US4035581A/en not_active Expired - Lifetime
- 1976-04-08 FR FR7610287A patent/FR2307408A1/fr active Granted
- 1976-04-08 GB GB7614433A patent/GB1542733A/en not_active Expired
- 1976-04-08 JP JP51039785A patent/JPS591025B2/ja not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| DE2515298A1 (de) | 1976-10-14 |
| JPS51123550A (en) | 1976-10-28 |
| FR2307408A1 (fr) | 1976-11-05 |
| DE2515298B2 (de) | 1977-03-24 |
| GB1542733A (en) | 1979-03-21 |
| IT1059262B (it) | 1982-05-31 |
| US4035581A (en) | 1977-07-12 |
| FR2307408B1 (enExample) | 1981-09-25 |
| CA1093718A (en) | 1981-01-13 |
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