EP0644527A3 - Terminal for mobile radio. - Google Patents
Terminal for mobile radio. Download PDFInfo
- Publication number
- EP0644527A3 EP0644527A3 EP94202647A EP94202647A EP0644527A3 EP 0644527 A3 EP0644527 A3 EP 0644527A3 EP 94202647 A EP94202647 A EP 94202647A EP 94202647 A EP94202647 A EP 94202647A EP 0644527 A3 EP0644527 A3 EP 0644527A3
- Authority
- EP
- European Patent Office
- Prior art keywords
- terminal
- mobile radio
- radio
- mobile
- 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.)
- Granted
Links
Classifications
-
- 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
- G10L21/0208—Noise filtering
-
- 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
- G10L21/0208—Noise filtering
- G10L21/0216—Noise filtering characterised by the method used for estimating noise
- G10L2021/02161—Number of inputs available containing the signal or the noise to be suppressed
- G10L2021/02166—Microphone arrays; Beamforming
Landscapes
- Engineering & Computer Science (AREA)
- Computational Linguistics (AREA)
- Quality & Reliability (AREA)
- Signal Processing (AREA)
- Health & Medical Sciences (AREA)
- Audiology, Speech & Language Pathology (AREA)
- Human Computer Interaction (AREA)
- Physics & Mathematics (AREA)
- Acoustics & Sound (AREA)
- Multimedia (AREA)
- Noise Elimination (AREA)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
EP19940202647 EP0644527B1 (en) | 1993-09-21 | 1994-09-14 | Terminal for mobile radio |
Applications Claiming Priority (5)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
EP93115202 | 1993-09-21 | ||
EP93115202 | 1993-09-21 | ||
DE4421853A DE4421853A1 (en) | 1994-06-22 | 1994-06-22 | Mobile terminal |
DE4421853 | 1994-06-22 | ||
EP19940202647 EP0644527B1 (en) | 1993-09-21 | 1994-09-14 | Terminal for mobile radio |
Publications (3)
Publication Number | Publication Date |
---|---|
EP0644527A2 EP0644527A2 (en) | 1995-03-22 |
EP0644527A3 true EP0644527A3 (en) | 1995-08-30 |
EP0644527B1 EP0644527B1 (en) | 2000-05-17 |
Family
ID=27206507
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
EP19940202647 Expired - Lifetime EP0644527B1 (en) | 1993-09-21 | 1994-09-14 | Terminal for mobile radio |
Country Status (1)
Country | Link |
---|---|
EP (1) | EP0644527B1 (en) |
Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4628529A (en) * | 1985-07-01 | 1986-12-09 | Motorola, Inc. | Noise suppression system |
DE9212439U1 (en) * | 1992-09-16 | 1992-11-26 | GS Systems, Inc., Highland Park, Ill. | Signal processing system for reducing noise in a speech signal |
EP0556992A1 (en) * | 1992-02-14 | 1993-08-25 | Nokia Mobile Phones Ltd. | Noise attenuation system |
-
1994
- 1994-09-14 EP EP19940202647 patent/EP0644527B1/en not_active Expired - Lifetime
Patent Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4628529A (en) * | 1985-07-01 | 1986-12-09 | Motorola, Inc. | Noise suppression system |
EP0556992A1 (en) * | 1992-02-14 | 1993-08-25 | Nokia Mobile Phones Ltd. | Noise attenuation system |
DE9212439U1 (en) * | 1992-09-16 | 1992-11-26 | GS Systems, Inc., Highland Park, Ill. | Signal processing system for reducing noise in a speech signal |
Non-Patent Citations (1)
Title |
---|
ANONYMOUS: "Method of Endpoint Detection.", IBM TECHNICAL DISCLOSURE BULLETIN, vol. 34, no. 9, NEW YORK, US, pages 267 - 269 * |
Also Published As
Publication number | Publication date |
---|---|
EP0644527B1 (en) | 2000-05-17 |
EP0644527A2 (en) | 1995-03-22 |
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Legal Events
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