WO2002043339A3 - Method for sound channel upgrading - Google Patents
Method for sound channel upgrading Download PDFInfo
- Publication number
- WO2002043339A3 WO2002043339A3 PCT/IB2001/002201 IB0102201W WO0243339A3 WO 2002043339 A3 WO2002043339 A3 WO 2002043339A3 IB 0102201 W IB0102201 W IB 0102201W WO 0243339 A3 WO0243339 A3 WO 0243339A3
- Authority
- WO
- WIPO (PCT)
- Prior art keywords
- sound channel
- signal transmission
- electric signal
- upgrading
- electronic devices
- Prior art date
Links
Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L25/00—Baseband systems
- H04L25/02—Details ; arrangements for supplying electrical power along data transmission lines
- H04L25/06—Dc level restoring means; Bias distortion correction ; Decision circuits providing symbol by symbol detection
- H04L25/061—Dc level restoring means; Bias distortion correction ; Decision circuits providing symbol by symbol detection providing hard decisions only; arrangements for tracking or suppressing unwanted low frequency components, e.g. removal of dc offset
- H04L25/063—Setting decision thresholds using feedback techniques only
Landscapes
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
- Electrophonic Musical Instruments (AREA)
- Stereophonic System (AREA)
- Amplifiers (AREA)
Abstract
Priority Applications (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
AU2002215151A AU2002215151A1 (en) | 2000-11-22 | 2001-11-14 | Method for sound channel upgrading |
EP01983730A EP1371133A2 (en) | 2000-11-22 | 2001-11-14 | Method for sound channel upgrading |
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
RU2000129797 | 2000-11-22 | ||
RU2000129797/09A RU2000129797A (en) | 2000-11-22 | METHOD FOR IMPROVING THE QUALITY OF OPERATION OF THE SOUND TRACT |
Publications (2)
Publication Number | Publication Date |
---|---|
WO2002043339A2 WO2002043339A2 (en) | 2002-05-30 |
WO2002043339A3 true WO2002043339A3 (en) | 2003-10-16 |
Family
ID=20242707
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
PCT/IB2001/002201 WO2002043339A2 (en) | 2000-11-22 | 2001-11-14 | Method for sound channel upgrading |
Country Status (4)
Country | Link |
---|---|
EP (1) | EP1371133A2 (en) |
CN (1) | CN1537357A (en) |
AU (1) | AU2002215151A1 (en) |
WO (1) | WO2002043339A2 (en) |
Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB2369278B (en) * | 2000-12-27 | 2003-02-19 | Eugenie Sergeyevich Aleshin | Method of sound channel upgrading |
Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4301421A (en) * | 1978-11-28 | 1981-11-17 | Nippon Gakki Seizo Kabushiki Kaisha | Direct-coupled amplifier with output offset regulation |
US5444579A (en) * | 1993-12-17 | 1995-08-22 | Imp, Inc. | Preamplifier of a signal from a variable resistance sensor, and a current source |
US5635874A (en) * | 1992-12-30 | 1997-06-03 | Perrot; Gerard | Stable distortion amplifier for audio signals |
Family Cites Families (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4626677A (en) * | 1984-09-27 | 1986-12-02 | Esm International, Inc. | Continuous normalizer for an electronic circuit that compensates for external and internal drifts factors |
-
2001
- 2001-11-14 CN CNA018189911A patent/CN1537357A/en active Pending
- 2001-11-14 AU AU2002215151A patent/AU2002215151A1/en not_active Abandoned
- 2001-11-14 WO PCT/IB2001/002201 patent/WO2002043339A2/en not_active Application Discontinuation
- 2001-11-14 EP EP01983730A patent/EP1371133A2/en not_active Ceased
Patent Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4301421A (en) * | 1978-11-28 | 1981-11-17 | Nippon Gakki Seizo Kabushiki Kaisha | Direct-coupled amplifier with output offset regulation |
US5635874A (en) * | 1992-12-30 | 1997-06-03 | Perrot; Gerard | Stable distortion amplifier for audio signals |
US5444579A (en) * | 1993-12-17 | 1995-08-22 | Imp, Inc. | Preamplifier of a signal from a variable resistance sensor, and a current source |
Non-Patent Citations (2)
Title |
---|
See also references of EP1371133A2 * |
TRNKA J T: "AC-COUPLED AMPLIFIER WITH CHARGE PUMP FEEDBACK", IBM TECHNICAL DISCLOSURE BULLETIN, IBM CORP. NEW YORK, US, vol. 26, no. 4, September 1983 (1983-09-01), pages 2110, XP001130650, ISSN: 0018-8689 * |
Also Published As
Publication number | Publication date |
---|---|
AU2002215151A1 (en) | 2002-06-03 |
EP1371133A2 (en) | 2003-12-17 |
WO2002043339A2 (en) | 2002-05-30 |
CN1537357A (en) | 2004-10-13 |
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