DE2146752C3 - Nachrichtenübertragungsverfahren mit wählbarer Codierung und Sender zur Durchführung dieses Verfahrens - Google Patents
Nachrichtenübertragungsverfahren mit wählbarer Codierung und Sender zur Durchführung dieses VerfahrensInfo
- Publication number
- DE2146752C3 DE2146752C3 DE2146752A DE2146752A DE2146752C3 DE 2146752 C3 DE2146752 C3 DE 2146752C3 DE 2146752 A DE2146752 A DE 2146752A DE 2146752 A DE2146752 A DE 2146752A DE 2146752 C3 DE2146752 C3 DE 2146752C3
- Authority
- DE
- Germany
- Prior art keywords
- elements
- signal
- memory
- transmitted
- information
- 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
- 238000000034 method Methods 0.000 title claims description 26
- 230000005540 biological transmission Effects 0.000 title claims description 20
- 230000015654 memory Effects 0.000 claims description 36
- 238000012937 correction Methods 0.000 claims description 4
- 230000007274 generation of a signal involved in cell-cell signaling Effects 0.000 claims description 3
- 230000006870 function Effects 0.000 description 4
- 238000010586 diagram Methods 0.000 description 3
- 230000000694 effects Effects 0.000 description 3
- 238000001228 spectrum Methods 0.000 description 2
- 230000002123 temporal effect Effects 0.000 description 2
- 230000009466 transformation Effects 0.000 description 2
- 238000012432 intermediate storage Methods 0.000 description 1
- 238000001208 nuclear magnetic resonance pulse sequence Methods 0.000 description 1
- 239000013598 vector Substances 0.000 description 1
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
Landscapes
- Physics & Mathematics (AREA)
- Spectroscopy & Molecular Physics (AREA)
- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
- Compression, Expansion, Code Conversion, And Decoders (AREA)
- Radar Systems Or Details Thereof (AREA)
- Measurement Of Velocity Or Position Using Acoustic Or Ultrasonic Waves (AREA)
- Dc Digital Transmission (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR7040292A FR2110845A5 (US06724976-20040420-M00002.png) | 1970-10-29 | 1970-10-29 |
Publications (3)
Publication Number | Publication Date |
---|---|
DE2146752A1 DE2146752A1 (de) | 1972-05-04 |
DE2146752B2 DE2146752B2 (de) | 1978-08-10 |
DE2146752C3 true DE2146752C3 (de) | 1979-04-12 |
Family
ID=9063977
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE2146752A Expired DE2146752C3 (de) | 1970-10-29 | 1971-09-18 | Nachrichtenübertragungsverfahren mit wählbarer Codierung und Sender zur Durchführung dieses Verfahrens |
Country Status (5)
Families Citing this family (20)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3988540A (en) * | 1972-05-05 | 1976-10-26 | Milgo Electronic Corporation | Integrated circuit modem with a memory storage device for generating a modulated carrier signal |
GB1468245A (en) * | 1973-09-24 | 1977-03-23 | Siemens Ag | Data transmission system |
US3973079A (en) * | 1973-12-12 | 1976-08-03 | Hitachi, Ltd. | Two-level picture signal transmission system |
US3935386A (en) * | 1974-09-20 | 1976-01-27 | Teletype Corporation | Apparatus for synthesizing phase-modulated carrier wave |
GB1488435A (en) * | 1974-11-21 | 1977-10-12 | Ibm | Multi-line multi-mode modulator |
FR2322492A1 (fr) * | 1975-08-29 | 1977-03-25 | Cit Alcatel | Dispositif numerique de generation d'une onde modulee en phase par un signal de donnees et filtree |
US4049909A (en) * | 1975-10-29 | 1977-09-20 | Bell Telephone Laboratories, Incorporated | Digital modulator |
CH609510A5 (US06724976-20040420-M00002.png) * | 1976-06-18 | 1979-02-28 | Ibm | |
FR2358061A1 (fr) * | 1976-07-08 | 1978-02-03 | Ibm France | Procede et dispositif d'egalisation utilisant la transformee de fourier |
FR2366752A2 (fr) * | 1976-09-30 | 1978-04-28 | Trt Telecom Radio Electr | Dispositif detecteur de derangement d'un systeme de transmission de donnees utilisant la modulation de phase |
US4142245A (en) * | 1977-08-22 | 1979-02-27 | Texas Instruments Incorporated | Multi-frequency digital wave synthesizer for providing analog output signals |
DE2843493C3 (de) * | 1978-10-05 | 1982-02-18 | Siemens AG, 1000 Berlin und 8000 München | Schaltungsanordnung zum Erzeugen von phasendifferenzmodulierten Datensignalen |
US4263670A (en) * | 1979-05-11 | 1981-04-21 | Universal Data Systems, Inc. | Microprocessor data modem |
WO1980002900A1 (en) * | 1979-06-08 | 1980-12-24 | Ericsson Telefon Ab L M | Converter included in a phase modulator |
US4442530A (en) * | 1981-09-21 | 1984-04-10 | Racal Data Communications Inc. | Digital transmitter with vector component addressing |
US4562423A (en) * | 1981-10-15 | 1985-12-31 | Codex Corporation | Data compression |
US4596023A (en) * | 1983-08-25 | 1986-06-17 | Complexx Systems, Inc. | Balanced biphase transmitter using reduced amplitude of longer pulses |
US4801366A (en) * | 1987-03-18 | 1989-01-31 | Godfrey Jamie E | Apparatuses and methods for analyzing macro-ions at electrophoretic steady state |
US5825805A (en) * | 1991-10-29 | 1998-10-20 | Canon | Spread spectrum communication system |
US5633893A (en) * | 1994-09-29 | 1997-05-27 | Ericsson Inc. | Digital modulation method with controlled envelope variation |
Family Cites Families (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2905812A (en) * | 1955-04-18 | 1959-09-22 | Collins Radio Co | High information capacity phase-pulse multiplex system |
US3452297A (en) * | 1966-03-14 | 1969-06-24 | Automatic Elect Lab | Nonlinear pcm encoder having few analog-to-quantized signal comparisons with respect to the period of the pcm signal generated |
US3621403A (en) * | 1969-03-28 | 1971-11-16 | Magnovox Co The | Digital frequency modulated sweep generator |
FR2041719A1 (US06724976-20040420-M00002.png) * | 1969-05-16 | 1971-02-05 | Ibm France |
-
1970
- 1970-10-29 FR FR7040292A patent/FR2110845A5/fr not_active Expired
-
1971
- 1971-09-18 DE DE2146752A patent/DE2146752C3/de not_active Expired
- 1971-10-13 JP JP46080268A patent/JPS5037481B1/ja active Pending
- 1971-10-26 US US00193813A patent/US3747024A/en not_active Expired - Lifetime
- 1971-10-27 GB GB4981771A patent/GB1337056A/en not_active Expired
Also Published As
Publication number | Publication date |
---|---|
US3747024A (en) | 1973-07-17 |
GB1337056A (en) | 1973-11-14 |
FR2110845A5 (US06724976-20040420-M00002.png) | 1972-06-02 |
JPS5037481B1 (US06724976-20040420-M00002.png) | 1975-12-03 |
DE2146752A1 (de) | 1972-05-04 |
DE2146752B2 (de) | 1978-08-10 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
OD | Request for examination | ||
C3 | Grant after two publication steps (3rd publication) |