DE3010969A1 - Pcm-system mit sendeseitigem verwuerfler und empfangsseitigem entwuerfler - Google Patents
Pcm-system mit sendeseitigem verwuerfler und empfangsseitigem entwuerflerInfo
- Publication number
- DE3010969A1 DE3010969A1 DE19803010969 DE3010969A DE3010969A1 DE 3010969 A1 DE3010969 A1 DE 3010969A1 DE 19803010969 DE19803010969 DE 19803010969 DE 3010969 A DE3010969 A DE 3010969A DE 3010969 A1 DE3010969 A1 DE 3010969A1
- Authority
- DE
- Germany
- Prior art keywords
- input
- modulo
- flip
- adder
- output
- 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
- 230000005540 biological transmission Effects 0.000 claims abstract description 19
- 230000001360 synchronised effect Effects 0.000 claims abstract description 18
- 238000006243 chemical reaction Methods 0.000 claims description 4
- 239000000654 additive Substances 0.000 claims description 2
- 230000000996 additive effect Effects 0.000 claims description 2
- 238000010586 diagram Methods 0.000 description 3
- 238000000034 method Methods 0.000 description 2
- 238000011161 development Methods 0.000 description 1
- 230000018109 developmental process Effects 0.000 description 1
- 238000012827 research and development Methods 0.000 description 1
- 230000008054 signal transmission Effects 0.000 description 1
Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04J—MULTIPLEX COMMUNICATION
- H04J3/00—Time-division multiplex systems
- H04J3/02—Details
- H04J3/06—Synchronising arrangements
- H04J3/0602—Systems characterised by the synchronising information used
- H04J3/0605—Special codes used as synchronising signal
- H04J3/0611—PN codes
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L25/00—Baseband systems
- H04L25/02—Details ; arrangements for supplying electrical power along data transmission lines
- H04L25/03—Shaping networks in transmitter or receiver, e.g. adaptive shaping networks
- H04L25/03828—Arrangements for spectral shaping; Arrangements for providing signals with specified spectral properties
- H04L25/03866—Arrangements for spectral shaping; Arrangements for providing signals with specified spectral properties using scrambling
- H04L25/03872—Parallel scrambling or descrambling
Landscapes
- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
- Physics & Mathematics (AREA)
- Spectroscopy & Molecular Physics (AREA)
- Power Engineering (AREA)
- Synchronisation In Digital Transmission Systems (AREA)
- Time-Division Multiplex Systems (AREA)
- Transmission Systems Not Characterized By The Medium Used For Transmission (AREA)
- Reduction Or Emphasis Of Bandwidth Of Signals (AREA)
Priority Applications (5)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE19803010969 DE3010969A1 (de) | 1980-03-21 | 1980-03-21 | Pcm-system mit sendeseitigem verwuerfler und empfangsseitigem entwuerfler |
AT81101946T ATE6184T1 (de) | 1980-03-21 | 1981-03-16 | Pcm-system mit sendeseitigem verwuerfler und empfangsseitigem entwuerfler. |
EP81101946A EP0036605B1 (de) | 1980-03-21 | 1981-03-16 | PCM-System mit sendeseitigem Verwürfler und empfangsseitigem Entwürfler |
DE8181101946T DE3162148D1 (en) | 1980-03-21 | 1981-03-16 | Pcm system with transmitter side scrambler and receiver side descrambler |
JP4053681A JPS56147539A (en) | 1980-03-21 | 1981-03-23 | Pcm system with scrambler at transmitter side and descramber at receiver side |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE19803010969 DE3010969A1 (de) | 1980-03-21 | 1980-03-21 | Pcm-system mit sendeseitigem verwuerfler und empfangsseitigem entwuerfler |
Publications (1)
Publication Number | Publication Date |
---|---|
DE3010969A1 true DE3010969A1 (de) | 1981-10-01 |
Family
ID=6097951
Family Applications (2)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE19803010969 Ceased DE3010969A1 (de) | 1980-03-21 | 1980-03-21 | Pcm-system mit sendeseitigem verwuerfler und empfangsseitigem entwuerfler |
DE8181101946T Expired DE3162148D1 (en) | 1980-03-21 | 1981-03-16 | Pcm system with transmitter side scrambler and receiver side descrambler |
Family Applications After (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE8181101946T Expired DE3162148D1 (en) | 1980-03-21 | 1981-03-16 | Pcm system with transmitter side scrambler and receiver side descrambler |
Country Status (4)
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE3434852A1 (de) * | 1984-09-22 | 1986-04-03 | ANT Nachrichtentechnik GmbH, 7150 Backnang | Verfahren zum ermitteln der laufenden digitalen summe eines seriellen datensignals |
DE3600795A1 (de) * | 1986-01-14 | 1987-07-16 | Ant Nachrichtentech | Digitales nachrichtenuebertragungssystem |
Families Citing this family (16)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
IT1153414B (it) * | 1982-01-15 | 1987-01-14 | Face Standard Ind | Dispositivo per la generazione di sequenze pseudo casuali di cifre binarie |
GB2155281A (en) * | 1983-06-29 | 1985-09-18 | Ma Com Dcc Inc | Probabilistic scrambler and method of probabilistic scrambling |
US4831521A (en) * | 1983-11-10 | 1989-05-16 | General Signal Corporation | Vital processor implemented with non-vital hardware |
JPS60210044A (ja) * | 1984-04-03 | 1985-10-22 | Nec Corp | 誤り訂正符号送受信装置 |
US4698617A (en) * | 1984-05-22 | 1987-10-06 | American Microsystems, Inc. | ROM Protection scheme |
WO1988003343A1 (en) * | 1986-10-22 | 1988-05-05 | Bell Communications Research, Inc. | Multiplex digital communications system |
US4791653A (en) * | 1987-08-25 | 1988-12-13 | Hewlett-Packard Company | Pseudorandom word sequence synchronizer |
WO1989002681A1 (en) * | 1987-09-14 | 1989-03-23 | British Telecommunications Public Limited Company | Method of communicating digital signals and receiver for use with such method |
US4932057A (en) * | 1988-10-17 | 1990-06-05 | Grumman Aerospace Corporation | Parallel transmission to mask data radiation |
US5103459B1 (en) * | 1990-06-25 | 1999-07-06 | Qualcomm Inc | System and method for generating signal waveforms in a cdma cellular telephone system |
US6693951B1 (en) | 1990-06-25 | 2004-02-17 | Qualcomm Incorporated | System and method for generating signal waveforms in a CDMA cellular telephone system |
US6678311B2 (en) | 1996-05-28 | 2004-01-13 | Qualcomm Incorporated | High data CDMA wireless communication system using variable sized channel codes |
US5926500A (en) | 1996-05-28 | 1999-07-20 | Qualcomm Incorporated | Reduced peak-to-average transmit power high data rate CDMA wireless communication system |
WO2002084936A1 (fr) * | 2001-04-13 | 2002-10-24 | Fujitsu Limited | Appareil de transmission et appareil de reception |
DK2484039T3 (en) | 2009-10-01 | 2018-10-22 | Interdigital Patent Holdings Inc | Uplink control data transfer |
KR102573789B1 (ko) * | 2018-07-27 | 2023-08-31 | 엘지디스플레이 주식회사 | 플렉서블 표시 장치 |
Family Cites Families (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS4893208A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) * | 1972-03-10 | 1973-12-03 | ||
US3784743A (en) * | 1972-08-23 | 1974-01-08 | Bell Telephone Labor Inc | Parallel data scrambler |
US3920894A (en) * | 1974-03-11 | 1975-11-18 | Bell Telephone Labor Inc | Pseudo-random parallel word generator |
DE2622660C3 (de) * | 1976-05-20 | 1979-08-02 | Siemens Ag, 1000 Berlin Und 8000 Muenchen | Anordnung zur Übertragung binärer Signalströme |
DE2633516C3 (de) * | 1976-07-26 | 1979-01-25 | Siemens Ag, 1000 Berlin Und 8000 Muenchen | Digitales Nachrichtensystem |
DE2634353C2 (de) * | 1976-07-30 | 1978-08-31 | Siemens Ag, 1000 Berlin Und 8000 Muenchen | Nachrichtenübertragungssystem für Pulscodemodulation mit sendeseitigem Verwürfler und synchronisiertem empfangsseitigem Entwürfler |
-
1980
- 1980-03-21 DE DE19803010969 patent/DE3010969A1/de not_active Ceased
-
1981
- 1981-03-16 EP EP81101946A patent/EP0036605B1/de not_active Expired
- 1981-03-16 DE DE8181101946T patent/DE3162148D1/de not_active Expired
- 1981-03-16 AT AT81101946T patent/ATE6184T1/de active
- 1981-03-23 JP JP4053681A patent/JPS56147539A/ja active Granted
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE3434852A1 (de) * | 1984-09-22 | 1986-04-03 | ANT Nachrichtentechnik GmbH, 7150 Backnang | Verfahren zum ermitteln der laufenden digitalen summe eines seriellen datensignals |
DE3600795A1 (de) * | 1986-01-14 | 1987-07-16 | Ant Nachrichtentech | Digitales nachrichtenuebertragungssystem |
Also Published As
Publication number | Publication date |
---|---|
JPS56147539A (en) | 1981-11-16 |
EP0036605A1 (de) | 1981-09-30 |
JPS6310622B2 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) | 1988-03-08 |
EP0036605B1 (de) | 1984-02-08 |
ATE6184T1 (de) | 1984-02-15 |
DE3162148D1 (en) | 1984-03-15 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
OP8 | Request for examination as to paragraph 44 patent law | ||
8131 | Rejection |