NO812082L - Fremgangsmaate for omforming av for den siffrerte overfoering i signalavsnitt oppdelte talesignaler, samt anordning for utfoerelse av fremgangsmaaten - Google Patents
Fremgangsmaate for omforming av for den siffrerte overfoering i signalavsnitt oppdelte talesignaler, samt anordning for utfoerelse av fremgangsmaatenInfo
- Publication number
- NO812082L NO812082L NO812082A NO812082A NO812082L NO 812082 L NO812082 L NO 812082L NO 812082 A NO812082 A NO 812082A NO 812082 A NO812082 A NO 812082A NO 812082 L NO812082 L NO 812082L
- Authority
- NO
- Norway
- Prior art keywords
- signal
- sections
- digital
- storage units
- analog
- Prior art date
Links
- 238000000034 method Methods 0.000 title claims description 22
- 230000001131 transforming effect Effects 0.000 title claims description 3
- 230000005540 biological transmission Effects 0.000 claims description 15
- 238000003780 insertion Methods 0.000 claims description 7
- 230000037431 insertion Effects 0.000 claims description 7
- 230000002123 temporal effect Effects 0.000 claims description 5
- 230000006835 compression Effects 0.000 claims description 4
- 238000007906 compression Methods 0.000 claims description 4
- 238000000605 extraction Methods 0.000 claims description 3
- 230000001419 dependent effect Effects 0.000 claims description 2
- 230000000717 retained effect Effects 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 4
- 230000000694 effects Effects 0.000 description 3
- 238000005070 sampling Methods 0.000 description 3
- 230000007704 transition Effects 0.000 description 3
- 239000006185 dispersion Substances 0.000 description 2
- 230000005236 sound signal Effects 0.000 description 2
- 108010076504 Protein Sorting Signals Proteins 0.000 description 1
- 238000012217 deletion Methods 0.000 description 1
- 230000037430 deletion Effects 0.000 description 1
- 239000000945 filler Substances 0.000 description 1
- 230000033764 rhythmic process Effects 0.000 description 1
- 230000009466 transformation Effects 0.000 description 1
Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04K—SECRET COMMUNICATION; JAMMING OF COMMUNICATION
- H04K1/00—Secret communication
- H04K1/06—Secret communication by transmitting the information or elements thereof at unnatural speeds or in jumbled order or backwards
Landscapes
- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
- Transmission Systems Not Characterized By The Medium Used For Transmission (AREA)
- Compression, Expansion, Code Conversion, And Decoders (AREA)
- Time-Division Multiplex Systems (AREA)
- Communication Control (AREA)
- Input Circuits Of Receivers And Coupling Of Receivers And Audio Equipment (AREA)
- Reduction Or Emphasis Of Bandwidth Of Signals (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CH476380 | 1980-06-20 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| NO812082L true NO812082L (no) | 1981-12-21 |
Family
ID=4282095
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| NO812082A NO812082L (no) | 1980-06-20 | 1981-06-18 | Fremgangsmaate for omforming av for den siffrerte overfoering i signalavsnitt oppdelte talesignaler, samt anordning for utfoerelse av fremgangsmaaten |
Country Status (10)
| Country | Link |
|---|---|
| EP (1) | EP0042587B1 (de) |
| JP (1) | JPS5729100A (de) |
| AR (1) | AR228273A1 (de) |
| AT (1) | ATE7993T1 (de) |
| BR (1) | BR8103891A (de) |
| DE (1) | DE3164136D1 (de) |
| DK (1) | DK271481A (de) |
| ES (1) | ES8303853A1 (de) |
| FI (1) | FI811862L (de) |
| NO (1) | NO812082L (de) |
Families Citing this family (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS59111441A (ja) * | 1982-12-17 | 1984-06-27 | Sony Corp | 音声信号の秘話方式 |
| JPS59127442A (ja) * | 1983-01-11 | 1984-07-23 | Sony Corp | 音声信号の秘話方式 |
| FR2541060B1 (fr) * | 1983-02-16 | 1989-02-03 | Electroniques Et Const | Procede de brouillage d'informations a transmettre d'un poste emetteur a un poste recepteur |
| EP0219559B1 (de) * | 1985-10-17 | 1990-09-05 | ANT Nachrichtentechnik GmbH | Mobilfunksystem für die Übertragung sowohl digitaler als auch analoger Signale |
| FR2625391A1 (fr) * | 1987-12-23 | 1989-06-30 | Radiotechnique Ind & Comm | Procede et systeme de brouillage/desembrouillage du son |
| JPH0314853U (de) * | 1989-06-28 | 1991-02-14 |
Family Cites Families (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB1407196A (en) * | 1971-11-16 | 1975-09-24 | British Broadcasting Corp | Apparatus for changing signal pitch |
| US3819852A (en) * | 1972-08-29 | 1974-06-25 | P Wolf | Method of reducing the interference signals during the transmission of af signals in time-compressed form |
| DE2834280A1 (de) * | 1978-08-04 | 1980-02-21 | Siemens Ag | Anordnung zur durchfuehrung einer verschleierten uebertragung von informationen |
-
1981
- 1981-06-15 FI FI811862A patent/FI811862L/fi not_active Application Discontinuation
- 1981-06-17 AT AT81104666T patent/ATE7993T1/de active
- 1981-06-17 ES ES503158A patent/ES8303853A1/es not_active Expired
- 1981-06-17 DE DE8181104666T patent/DE3164136D1/de not_active Expired
- 1981-06-17 EP EP81104666A patent/EP0042587B1/de not_active Expired
- 1981-06-18 NO NO812082A patent/NO812082L/no unknown
- 1981-06-19 DK DK271481A patent/DK271481A/da not_active Application Discontinuation
- 1981-06-19 BR BR8103891A patent/BR8103891A/pt unknown
- 1981-06-19 AR AR285780A patent/AR228273A1/es active
- 1981-06-20 JP JP9460181A patent/JPS5729100A/ja active Pending
Also Published As
| Publication number | Publication date |
|---|---|
| DK271481A (da) | 1981-12-21 |
| BR8103891A (pt) | 1982-03-09 |
| JPS5729100A (en) | 1982-02-16 |
| EP0042587B1 (de) | 1984-06-13 |
| EP0042587A1 (de) | 1981-12-30 |
| ES503158A0 (es) | 1983-02-01 |
| ES8303853A1 (es) | 1983-02-01 |
| AR228273A1 (es) | 1983-02-15 |
| DE3164136D1 (en) | 1984-07-19 |
| ATE7993T1 (de) | 1984-06-15 |
| FI811862L (fi) | 1981-12-21 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| US2619548A (en) | Electronic switching apparatus for telephone systems | |
| CA2031054A1 (en) | Inverse multiplexer and demultiplexer techniques | |
| DK0507799T3 (da) | Fremgangsmåde og anordning til at sende bredbåndede amplitudemodulerede højfrekvenssignaler over optiske forbindelser | |
| US4071707A (en) | Process and apparatus for improving the utilization of transmisson channels through thinning out sections of the signal band | |
| NO812082L (no) | Fremgangsmaate for omforming av for den siffrerte overfoering i signalavsnitt oppdelte talesignaler, samt anordning for utfoerelse av fremgangsmaaten | |
| JPH0519874B2 (de) | ||
| EP0003706A1 (de) | Zeitmultiplex- Datenübertragungssystem mit Vielfachverbindungseinrichtungen | |
| US3471646A (en) | Time division multiplex system with prearranged carrier frequency shifts | |
| CA1175535A (en) | Process for switching time-multiplexed signals transmitted on a carrier, including in particular an optical carrier, and a device embodying this process | |
| CA1216657A (en) | Component companding in a multiplexed component system | |
| NO761343L (de) | ||
| US3399278A (en) | Time division and frequency devision multiplexing system | |
| US4057695A (en) | Telecommunication system with controlled gain active filters | |
| US2632057A (en) | Signal transmission | |
| FI64874C (fi) | Digital multiplexanordning | |
| NO153828B (no) | Fremgangsmaate til digital audio/fdm-, resp. pcm/fdm-omformning. | |
| NO840633L (no) | Tidsmultiplekssystem | |
| JPH11215068A (ja) | 光利得等化装置及び方法 | |
| JP2916160B2 (ja) | 時間切替型帯域分割音声符号化方式および装置 | |
| US4319352A (en) | TIM Bus structure | |
| FR2445671A1 (fr) | Systeme de transmission, par l'intermediaire d'un canal numerique, de signaux telephoniques multiplexes par repartition en frequence | |
| US20050068994A1 (en) | Variable bandwidth signal multiplexer and demultiplexer | |
| SU824473A1 (ru) | Устройство дл сжати цифровыхТЕлЕВизиОННыХ СигНАлОВ | |
| GB1596943A (en) | Level control of digital signals | |
| JPH0332127A (ja) | 秘話通信方式 |