SE352470B - - Google Patents
Info
- Publication number
- SE352470B SE352470B SE08089/68A SE808968A SE352470B SE 352470 B SE352470 B SE 352470B SE 08089/68 A SE08089/68 A SE 08089/68A SE 808968 A SE808968 A SE 808968A SE 352470 B SE352470 B SE 352470B
- Authority
- SE
- Sweden
Links
Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B14/00—Transmission systems not characterised by the medium used for transmission
- H04B14/02—Transmission systems not characterised by the medium used for transmission characterised by the use of pulse modulation
- H04B14/06—Transmission systems not characterised by the medium used for transmission characterised by the use of pulse modulation using differential modulation, e.g. delta modulation
- H04B14/066—Transmission systems not characterised by the medium used for transmission characterised by the use of pulse modulation using differential modulation, e.g. delta modulation using differential modulation with several bits [NDPCM]
-
- 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
- G10L19/00—Speech or audio signals analysis-synthesis techniques for redundancy reduction, e.g. in vocoders; Coding or decoding of speech or audio signals, using source filter models or psychoacoustic analysis
- G10L19/02—Speech or audio signals analysis-synthesis techniques for redundancy reduction, e.g. in vocoders; Coding or decoding of speech or audio signals, using source filter models or psychoacoustic analysis using spectral analysis, e.g. transform vocoders or subband vocoders
-
- 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
-
- 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
Landscapes
- Engineering & Computer Science (AREA)
- Signal Processing (AREA)
- Physics & Mathematics (AREA)
- Health & Medical Sciences (AREA)
- Computational Linguistics (AREA)
- Computer Networks & Wireless Communication (AREA)
- Audiology, Speech & Language Pathology (AREA)
- Human Computer Interaction (AREA)
- Acoustics & Sound (AREA)
- Multimedia (AREA)
- Spectroscopy & Molecular Physics (AREA)
- Quality & Reliability (AREA)
- Compression, Expansion, Code Conversion, And Decoders (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| FR6008568A FR1551879A (xx) | 1967-06-14 | 1967-06-14 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| SE352470B true SE352470B (xx) | 1972-12-27 |
Family
ID=8970597
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| SE08089/68A SE352470B (xx) | 1967-06-14 | 1968-06-14 |
Country Status (5)
| Country | Link |
|---|---|
| US (1) | US3571515A (xx) |
| JP (1) | JPS5319162B1 (xx) |
| FR (1) | FR1551879A (xx) |
| NL (1) | NL6808217A (xx) |
| SE (1) | SE352470B (xx) |
Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3681756A (en) * | 1970-04-23 | 1972-08-01 | Industrial Research Prod Inc | System for frequency modification of speech and other audio signals |
| CA2003755C (en) * | 1989-11-23 | 2000-02-15 | Gary Rogalski | Audio signal expander apparatus |
| JPH06197084A (ja) * | 1992-12-25 | 1994-07-15 | Takayama:Kk | 音声転送方法 |
| CN109859327A (zh) * | 2019-02-20 | 2019-06-07 | 中山市嘉游动漫科技有限公司 | 一种结合虚拟与现实的动画场景构建方法及装置 |
Family Cites Families (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3349183A (en) * | 1963-10-29 | 1967-10-24 | Melpar Inc | Speech compression system transmitting only coefficients of polynomial representations of phonemes |
| US3278907A (en) * | 1964-02-17 | 1966-10-11 | Hughes Aircraft Co | Time compressor |
| US3445606A (en) * | 1966-03-21 | 1969-05-20 | Stromberg Carlson Corp | Multifrequency detection system including a frequency multiplying circuit |
-
1967
- 1967-06-14 FR FR6008568A patent/FR1551879A/fr not_active Expired
-
1968
- 1968-06-12 US US736357A patent/US3571515A/en not_active Expired - Lifetime
- 1968-06-12 NL NL6808217A patent/NL6808217A/xx unknown
- 1968-06-14 SE SE08089/68A patent/SE352470B/xx unknown
-
1972
- 1972-04-26 JP JP4139572A patent/JPS5319162B1/ja active Pending
Also Published As
| Publication number | Publication date |
|---|---|
| US3571515A (en) | 1971-03-16 |
| JPS5319162B1 (xx) | 1978-06-19 |
| NL6808217A (xx) | 1968-12-16 |
| FR1551879A (xx) | 1969-01-03 |