AR201379A1 - Receptor - Google Patents
ReceptorInfo
- Publication number
- AR201379A1 AR201379A1 AR254065A AR25406574A AR201379A1 AR 201379 A1 AR201379 A1 AR 201379A1 AR 254065 A AR254065 A AR 254065A AR 25406574 A AR25406574 A AR 25406574A AR 201379 A1 AR201379 A1 AR 201379A1
- Authority
- AR
- Argentina
- Prior art keywords
- receiver
- Prior art date
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
- H04B1/667—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 division in frequency subbands
-
- G—PHYSICS
- G10—MUSICAL INSTRUMENTS; ACOUSTICS
- G10L—SPEECH ANALYSIS TECHNIQUES OR SPEECH SYNTHESIS; SPEECH RECOGNITION; SPEECH OR VOICE PROCESSING TECHNIQUES; SPEECH OR AUDIO CODING OR DECODING
- G10L21/00—Speech or voice signal processing techniques to produce another audible or non-audible signal, e.g. visual or tactile, in order to modify its quality or its intelligibility
- G10L21/02—Speech enhancement, e.g. noise reduction or echo cancellation
- G10L21/0316—Speech enhancement, e.g. noise reduction or echo cancellation by changing the amplitude
- G10L21/0364—Speech enhancement, e.g. noise reduction or echo cancellation by changing the amplitude for improving intelligibility
Landscapes
- Engineering & Computer Science (AREA)
- Signal Processing (AREA)
- Human Computer Interaction (AREA)
- Quality & Reliability (AREA)
- Health & Medical Sciences (AREA)
- Audiology, Speech & Language Pathology (AREA)
- Computational Linguistics (AREA)
- Physics & Mathematics (AREA)
- Acoustics & Sound (AREA)
- Multimedia (AREA)
- Computer Networks & Wireless Communication (AREA)
- Reduction Or Emphasis Of Bandwidth Of Signals (AREA)
- Noise Elimination (AREA)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE19732328317 DE2328317C2 (de) | 1972-02-24 | 1973-06-04 | System zum Übertragen von breitbandigen Musik- und/oder Sprachsignalen |
DE2328316A DE2328316C2 (de) | 1973-06-04 | 1973-06-04 | Wiedergabeseite eines Systems zum Übertragen von breitbandigen Musik- und/oder Sprachsignalen |
Publications (1)
Publication Number | Publication Date |
---|---|
AR201379A1 true AR201379A1 (es) | 1975-03-07 |
Family
ID=25765247
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
AR254065A AR201379A1 (es) | 1973-06-04 | 1974-06-04 | Receptor |
Country Status (10)
Country | Link |
---|---|
US (1) | US3946162A (es) |
JP (1) | JPS5054207A (es) |
AR (1) | AR201379A1 (es) |
BR (1) | BR7404559D0 (es) |
CH (1) | CH573192A5 (es) |
ES (1) | ES426963A1 (es) |
FR (1) | FR2232031B3 (es) |
GB (1) | GB1425156A (es) |
IT (1) | IT1046578B (es) |
NL (1) | NL7407347A (es) |
Families Citing this family (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4051331A (en) * | 1976-03-29 | 1977-09-27 | Brigham Young University | Speech coding hearing aid system utilizing formant frequency transformation |
FR2990580A1 (fr) * | 2012-05-10 | 2013-11-15 | France Telecom | Procedes et dispositifs de transmission et de reception d'un signal large bande, programme d'ordinateur correspondant. |
Family Cites Families (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3102929A (en) * | 1958-05-03 | 1963-09-03 | Philips Corp | Speech-signal transmission system |
NL127390C (es) * | 1958-11-17 | |||
US3116374A (en) * | 1960-08-09 | 1963-12-31 | Gen Dynamics Corp | Voice bandwidth reduction transmission system |
US3321582A (en) * | 1965-12-09 | 1967-05-23 | Bell Telephone Labor Inc | Wave analyzer |
-
1974
- 1974-05-17 US US05/470,880 patent/US3946162A/en not_active Expired - Lifetime
- 1974-05-23 GB GB2305074A patent/GB1425156A/en not_active Expired
- 1974-05-31 NL NL7407347A patent/NL7407347A/xx not_active Application Discontinuation
- 1974-06-03 IT IT23493/74A patent/IT1046578B/it active
- 1974-06-03 BR BR4559/74A patent/BR7404559D0/pt unknown
- 1974-06-04 AR AR254065A patent/AR201379A1/es active
- 1974-06-04 FR FR7419182A patent/FR2232031B3/fr not_active Expired
- 1974-06-04 ES ES426963A patent/ES426963A1/es not_active Expired
- 1974-06-04 JP JP49062620A patent/JPS5054207A/ja active Pending
- 1974-06-04 CH CH756674A patent/CH573192A5/xx not_active IP Right Cessation
Also Published As
Publication number | Publication date |
---|---|
FR2232031A1 (es) | 1974-12-27 |
GB1425156A (en) | 1976-02-18 |
IT1046578B (it) | 1980-07-31 |
NL7407347A (es) | 1974-12-06 |
FR2232031B3 (es) | 1977-04-08 |
AU6965874A (en) | 1975-12-04 |
ES426963A1 (es) | 1976-09-01 |
US3946162A (en) | 1976-03-23 |
JPS5054207A (es) | 1975-05-13 |
CH573192A5 (es) | 1976-02-27 |
BR7404559D0 (pt) | 1975-01-21 |
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