CH589390A5 - - Google Patents
Info
- Publication number
- CH589390A5 CH589390A5 CH1079275A CH1079275A CH589390A5 CH 589390 A5 CH589390 A5 CH 589390A5 CH 1079275 A CH1079275 A CH 1079275A CH 1079275 A CH1079275 A CH 1079275A CH 589390 A5 CH589390 A5 CH 589390A5
- Authority
- CH
- Switzerland
Links
Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B1/00—Details of transmission systems, not covered by a single one of groups H04B3/00 - H04B13/00; Details of transmission systems not characterised by the medium used for transmission
- H04B1/66—Details of transmission systems, not covered by a single one of groups H04B3/00 - H04B13/00; Details of transmission systems not characterised by the medium used for transmission for reducing bandwidth of signals; for improving efficiency of transmission
- H04B1/662—Details of transmission systems, not covered by a single one of groups H04B3/00 - H04B13/00; Details of transmission systems not characterised by the medium used for transmission for reducing bandwidth of signals; for improving efficiency of transmission using a time/frequency relationship, e.g. time compression or expansion
Landscapes
- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
- Compression, Expansion, Code Conversion, And Decoders (AREA)
- Reduction Or Emphasis Of Bandwidth Of Signals (AREA)
Priority Applications (7)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CH1079275A CH589390A5 (US07642317-20100105-C00010.png) | 1975-08-19 | 1975-08-19 | |
| DE2540392A DE2540392C2 (de) | 1975-08-19 | 1975-09-11 | Verfahren und Einrichtung zur verbesserten Ausnutzung des Übertragungskanals durch Teilband-Ausdünnung |
| FR7625531A FR2321805A1 (fr) | 1975-08-19 | 1976-08-16 | Procede pour une meilleure utilisation du canal de transmission de signaux sonores et dispositif pour sa mise en oeuvre |
| GB34066/76A GB1534168A (en) | 1975-08-19 | 1976-08-16 | Method of and apparatus for the transmission of audio signals |
| SE7609132A SE7609132L (sv) | 1975-08-19 | 1976-08-16 | Sett och anordning for forbettrad utnyttjning av en overforingskanal genom delbandsfortunning |
| NL7609099A NL7609099A (nl) | 1975-08-19 | 1976-08-17 | Werkwijze en inrichting voor het verhogen van het rendement van een overdrachtskanaal. |
| US05/715,069 US4071707A (en) | 1975-08-19 | 1976-08-17 | Process and apparatus for improving the utilization of transmisson channels through thinning out sections of the signal band |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CH1079275A CH589390A5 (US07642317-20100105-C00010.png) | 1975-08-19 | 1975-08-19 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CH589390A5 true CH589390A5 (US07642317-20100105-C00010.png) | 1977-06-30 |
Family
ID=4366917
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CH1079275A CH589390A5 (US07642317-20100105-C00010.png) | 1975-08-19 | 1975-08-19 |
Country Status (7)
Families Citing this family (20)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4205201A (en) * | 1978-01-18 | 1980-05-27 | Kahn Leonard R | Method and means for reducing intelligible crosstalk in telephone systems |
| US4442540A (en) * | 1981-06-04 | 1984-04-10 | Bell Telephone Laboratories, Incorporated | Data over voice transmission arrangement |
| GB2109197B (en) * | 1981-10-13 | 1985-12-04 | Standard Telephones Cables Ltd | Radio system |
| US4433211A (en) * | 1981-11-04 | 1984-02-21 | Technical Communications Corporation | Privacy communication system employing time/frequency transformation |
| JPS61500049A (ja) * | 1983-08-16 | 1986-01-09 | ザ・ヴアリアブル・スピ−チ・コントロ−ル・カンパニイ（ヴイエスシイ） | ダイヤル通話狭帯域伝送用の音声圧縮可聴チヤネルのスタツキング |
| US4586174A (en) * | 1983-08-16 | 1986-04-29 | The Variable Speech Control Company ("Vsc") | Audio channel stacking with speech compression for narrow band transmission with provision for dialed calls |
| GB2151436A (en) * | 1983-12-09 | 1985-07-17 | Philips Electronic Associated | Duplex speech transmission method and a system therefor |
| FR2578128B1 (fr) * | 1985-02-22 | 1987-04-10 | Thomson Csf | Procede de transmission de donnees par insertion dans un signal vocal analogique et dispositifs pour la mise en oeuvre de ce procede |
| JPS63503094A (ja) * | 1986-04-24 | 1988-11-10 | フセソユズニ ナウチノ‐イススレドバテルスキ インスティテュト ラディオベシャテルノゴ プリエマ イ アクスティキ イメニ アー．エス．ポポバ | デジタル形式でオーディオ情報信号を記録し読み出す方法とその実現のための装置 |
| DE3842831A1 (de) * | 1988-12-20 | 1990-06-21 | Bosch Gmbh Robert | Verfahren und vorrichtung zur reduzierung der nutzbandbreite eines bandbegrenzten signals durch kodieren desselben und verfahren und vorrichtung zum dekodieren des kodierten bandbegrenzten signals |
| DE3902948A1 (de) * | 1989-02-01 | 1990-08-09 | Telefunken Fernseh & Rundfunk | Verfahren zur uebertragung eines signals |
| DE4124037C2 (de) * | 1991-07-19 | 1994-01-13 | Ernst Albrecht Bender | Verfahren zum Senden und Verfahren zum störungsarmen Empfangen von Signalen sowie Sender und Empfänger zum Durchführen der Verfahren |
| DE4124059C2 (de) * | 1991-07-19 | 1994-01-13 | Ernst Albrecht Bender | Verfahren zum Senden und Verfahren zum störungsfreien Empfangen von Signalen sowie Sender und Empfänger zum Durchführen der Verfahren |
| DE4135977C2 (de) * | 1991-10-31 | 1996-07-18 | Fraunhofer Ges Forschung | Verfahren zur gleichzeitigen Übertragung von Signalen aus N-Signalquellen |
| JP3169552B2 (ja) * | 1996-06-20 | 2001-05-28 | 沖電気工業株式会社 | シェーピング方法及び装置 |
| JP3622365B2 (ja) * | 1996-09-26 | 2005-02-23 | ヤマハ株式会社 | 音声符号化伝送方式 |
| US20030220801A1 (en) * | 2002-05-22 | 2003-11-27 | Spurrier Thomas E. | Audio compression method and apparatus |
| KR100524065B1 (ko) * | 2002-12-23 | 2005-10-26 | 삼성전자주식회사 | 시간-주파수 상관성을 이용한 개선된 오디오 부호화및/또는 복호화 방법과 그 장치 |
| US9916822B1 (en) * | 2016-10-07 | 2018-03-13 | Gopro, Inc. | Systems and methods for audio remixing using repeated segments |
| FR3112259A1 (fr) * | 2020-07-01 | 2022-01-07 | Sagemcom Energy & Telecom Sas | Procede et dispositif de transmission d’un message |
Family Cites Families (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB327709A (en) * | 1929-01-09 | 1930-04-09 | Standard Telephones Cables Ltd | Electric signalling system |
| GB663397A (en) * | 1948-03-05 | 1951-12-19 | Standard Telephones Cables Ltd | Multiplex telephone system having reduced band-width |
| GB787251A (en) * | 1954-10-25 | 1957-12-04 | Iwatsu Electric Co Ltd | Improvements in telephone systems |
| US2870260A (en) * | 1955-11-04 | 1959-01-20 | Bell Telephone Labor Inc | Speech interpolation communication system |
| US3150374A (en) * | 1959-06-25 | 1964-09-22 | David E Sunstein | Multichannel signaling system and method |
| US3158693A (en) * | 1962-08-07 | 1964-11-24 | Bell Telephone Labor Inc | Speech interpolation communication system |
| US3467783A (en) * | 1964-08-18 | 1969-09-16 | Motorola Inc | Speech bandwidth reduction by sampling 1/n cycles storing the samples,and reading the samples out at 1/n the sampling rate |
| DE2110795A1 (de) * | 1971-03-06 | 1972-09-14 | Siemens Ag | Vorrichtung zum UEbertragen von Signalen unterschiedlicher Bandbreite ueber einen gemeinsamen UEbertragungsweg |
| CH554111A (de) * | 1972-04-21 | 1974-09-13 | Gretag Ag | Verfahren und vorrichtung zur uebertragung von sprachsignalen. |
| US3959597A (en) * | 1975-04-15 | 1976-05-25 | Keiser Bernhard E | Delay line time compressor and expander |
-
1975
- 1975-08-19 CH CH1079275A patent/CH589390A5/xx not_active IP Right Cessation
- 1975-09-11 DE DE2540392A patent/DE2540392C2/de not_active Expired
-
1976
- 1976-08-16 FR FR7625531A patent/FR2321805A1/fr active Granted
- 1976-08-16 GB GB34066/76A patent/GB1534168A/en not_active Expired
- 1976-08-16 SE SE7609132A patent/SE7609132L/xx unknown
- 1976-08-17 NL NL7609099A patent/NL7609099A/xx not_active Application Discontinuation
- 1976-08-17 US US05/715,069 patent/US4071707A/en not_active Expired - Lifetime
Also Published As
| Publication number | Publication date |
|---|---|
| SE7609132L (sv) | 1977-02-20 |
| FR2321805A1 (fr) | 1977-03-18 |
| FR2321805B3 (US07642317-20100105-C00010.png) | 1979-05-18 |
| NL7609099A (nl) | 1977-02-22 |
| US4071707A (en) | 1978-01-31 |
| GB1534168A (en) | 1978-11-29 |
| DE2540392C2 (de) | 1983-10-06 |
| DE2540392A1 (de) | 1977-03-03 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PL | Patent ceased |