DK176762B1 - Apparat og fremgangsmåder til inkludering af koder i audiosignaler og til dekodning - Google Patents
Apparat og fremgangsmåder til inkludering af koder i audiosignaler og til dekodning Download PDFInfo
- Publication number
- DK176762B1 DK176762B1 DK199601059A DK105996A DK176762B1 DK 176762 B1 DK176762 B1 DK 176762B1 DK 199601059 A DK199601059 A DK 199601059A DK 105996 A DK105996 A DK 105996A DK 176762 B1 DK176762 B1 DK 176762B1
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- DK
- Denmark
- Prior art keywords
- frequency
- code
- audio
- components
- audio signal
- Prior art date
Links
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Classifications
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04H—BROADCAST COMMUNICATION
- H04H20/00—Arrangements for broadcast or for distribution combined with broadcast
- H04H20/28—Arrangements for simultaneous broadcast of plural pieces of information
- H04H20/30—Arrangements for simultaneous broadcast of plural pieces of information by a single channel
- H04H20/31—Arrangements for simultaneous broadcast of plural pieces of information by a single channel using in-band signals, e.g. subsonic or cue signal
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04H—BROADCAST COMMUNICATION
- H04H60/00—Arrangements for broadcast applications with a direct linking to broadcast information or broadcast space-time; Broadcast-related systems
- H04H60/35—Arrangements for identifying or recognising characteristics with a direct linkage to broadcast information or to broadcast space-time, e.g. for identifying broadcast stations or for identifying users
- H04H60/37—Arrangements for identifying or recognising characteristics with a direct linkage to broadcast information or to broadcast space-time, e.g. for identifying broadcast stations or for identifying users for identifying segments of broadcast information, e.g. scenes or extracting programme ID
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04H—BROADCAST COMMUNICATION
- H04H60/00—Arrangements for broadcast applications with a direct linking to broadcast information or broadcast space-time; Broadcast-related systems
- H04H60/35—Arrangements for identifying or recognising characteristics with a direct linkage to broadcast information or to broadcast space-time, e.g. for identifying broadcast stations or for identifying users
- H04H60/38—Arrangements for identifying or recognising characteristics with a direct linkage to broadcast information or to broadcast space-time, e.g. for identifying broadcast stations or for identifying users for identifying broadcast time or space
- H04H60/40—Arrangements for identifying or recognising characteristics with a direct linkage to broadcast information or to broadcast space-time, e.g. for identifying broadcast stations or for identifying users for identifying broadcast time or space for identifying broadcast time
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04H—BROADCAST COMMUNICATION
- H04H60/00—Arrangements for broadcast applications with a direct linking to broadcast information or broadcast space-time; Broadcast-related systems
- H04H60/35—Arrangements for identifying or recognising characteristics with a direct linkage to broadcast information or to broadcast space-time, e.g. for identifying broadcast stations or for identifying users
- H04H60/38—Arrangements for identifying or recognising characteristics with a direct linkage to broadcast information or to broadcast space-time, e.g. for identifying broadcast stations or for identifying users for identifying broadcast time or space
- H04H60/41—Arrangements for identifying or recognising characteristics with a direct linkage to broadcast information or to broadcast space-time, e.g. for identifying broadcast stations or for identifying users for identifying broadcast time or space for identifying broadcast space, i.e. broadcast channels, broadcast stations or broadcast areas
- H04H60/44—Arrangements for identifying or recognising characteristics with a direct linkage to broadcast information or to broadcast space-time, e.g. for identifying broadcast stations or for identifying users for identifying broadcast time or space for identifying broadcast space, i.e. broadcast channels, broadcast stations or broadcast areas for identifying broadcast stations
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04H—BROADCAST COMMUNICATION
- H04H60/00—Arrangements for broadcast applications with a direct linking to broadcast information or broadcast space-time; Broadcast-related systems
- H04H60/35—Arrangements for identifying or recognising characteristics with a direct linkage to broadcast information or to broadcast space-time, e.g. for identifying broadcast stations or for identifying users
- H04H60/45—Arrangements for identifying or recognising characteristics with a direct linkage to broadcast information or to broadcast space-time, e.g. for identifying broadcast stations or for identifying users for identifying users
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04H—BROADCAST COMMUNICATION
- H04H60/00—Arrangements for broadcast applications with a direct linking to broadcast information or broadcast space-time; Broadcast-related systems
- H04H60/56—Arrangements characterised by components specially adapted for monitoring, identification or recognition covered by groups H04H60/29-H04H60/54
- H04H60/58—Arrangements characterised by components specially adapted for monitoring, identification or recognition covered by groups H04H60/29-H04H60/54 of audio
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- H—ELECTRICITY
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- H04K—SECRET COMMUNICATION; JAMMING OF COMMUNICATION
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L27/00—Modulated-carrier systems
- H04L27/10—Frequency-modulated carrier systems, i.e. using frequency-shift keying
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L27/00—Modulated-carrier systems
- H04L27/26—Systems using multi-frequency codes
- H04L27/30—Systems using multi-frequency codes wherein each code element is represented by a combination of frequencies
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04H—BROADCAST COMMUNICATION
- H04H20/00—Arrangements for broadcast or for distribution combined with broadcast
- H04H20/12—Arrangements for observation, testing or troubleshooting
- H04H20/14—Arrangements for observation, testing or troubleshooting for monitoring programmes
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04H—BROADCAST COMMUNICATION
- H04H60/00—Arrangements for broadcast applications with a direct linking to broadcast information or broadcast space-time; Broadcast-related systems
- H04H60/09—Arrangements for device control with a direct linkage to broadcast information or to broadcast space-time; Arrangements for control of broadcast-related services
- H04H60/13—Arrangements for device control affected by the broadcast information
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04H—BROADCAST COMMUNICATION
- H04H60/00—Arrangements for broadcast applications with a direct linking to broadcast information or broadcast space-time; Broadcast-related systems
- H04H60/09—Arrangements for device control with a direct linkage to broadcast information or to broadcast space-time; Arrangements for control of broadcast-related services
- H04H60/14—Arrangements for conditional access to broadcast information or to broadcast-related services
- H04H60/17—Arrangements for conditional access to broadcast information or to broadcast-related services on recording information
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04H—BROADCAST COMMUNICATION
- H04H60/00—Arrangements for broadcast applications with a direct linking to broadcast information or broadcast space-time; Broadcast-related systems
- H04H60/61—Arrangements for services using the result of monitoring, identification or recognition covered by groups H04H60/29-H04H60/54
- H04H60/63—Arrangements for services using the result of monitoring, identification or recognition covered by groups H04H60/29-H04H60/54 for services of sales
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04H—BROADCAST COMMUNICATION
- H04H60/00—Arrangements for broadcast applications with a direct linking to broadcast information or broadcast space-time; Broadcast-related systems
- H04H60/61—Arrangements for services using the result of monitoring, identification or recognition covered by groups H04H60/29-H04H60/54
- H04H60/66—Arrangements for services using the result of monitoring, identification or recognition covered by groups H04H60/29-H04H60/54 for using the result on distributors' side
Landscapes
- Engineering & Computer Science (AREA)
- Signal Processing (AREA)
- Computer Networks & Wireless Communication (AREA)
- Physics & Mathematics (AREA)
- Acoustics & Sound (AREA)
- Multimedia (AREA)
- Compression, Expansion, Code Conversion, And Decoders (AREA)
- Signal Processing For Digital Recording And Reproducing (AREA)
- Television Receiver Circuits (AREA)
- Transmission Systems Not Characterized By The Medium Used For Transmission (AREA)
- Analogue/Digital Conversion (AREA)
- Signal Processing Not Specific To The Method Of Recording And Reproducing (AREA)
Applications Claiming Priority (4)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US08/221,019 US5450490A (en) | 1994-03-31 | 1994-03-31 | Apparatus and methods for including codes in audio signals and decoding |
| US22101994 | 1994-03-31 | ||
| US08/408,010 US5764763A (en) | 1994-03-31 | 1995-03-24 | Apparatus and methods for including codes in audio signals and decoding |
| US40801095 | 1995-03-24 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| DK105996A DK105996A (it) | 1996-11-14 |
| DK176762B1 true DK176762B1 (da) | 2009-07-06 |
Family
ID=26915413
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DK199601059A DK176762B1 (da) | 1994-03-31 | 1996-09-27 | Apparat og fremgangsmåder til inkludering af koder i audiosignaler og til dekodning |
Country Status (23)
| Country | Link |
|---|---|
| US (3) | US6421445B1 (it) |
| EP (1) | EP0753226B1 (it) |
| JP (2) | JPH10500263A (it) |
| CN (1) | CN1149366A (it) |
| AT (1) | AT410047B (it) |
| AU (1) | AU709873B2 (it) |
| BR (1) | BR9507230A (it) |
| CA (1) | CA2185790C (it) |
| CH (1) | CH694652A5 (it) |
| CZ (1) | CZ288497B6 (it) |
| DE (1) | DE19581594T1 (it) |
| DK (1) | DK176762B1 (it) |
| FI (1) | FI115938B (it) |
| GB (1) | GB2302000B (it) |
| HU (7) | HU219667B (it) |
| IL (1) | IL113190A (it) |
| LU (1) | LU88820A1 (it) |
| MX (1) | MX9604464A (it) |
| NO (1) | NO322242B1 (it) |
| NZ (2) | NZ283612A (it) |
| PL (5) | PL183307B1 (it) |
| SE (1) | SE519882C2 (it) |
| WO (1) | WO1995027349A1 (it) |
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| GB9604659D0 (en) | 1996-03-05 | 1996-05-01 | Central Research Lab Ltd | Audio signal identification |
| WO1997034383A1 (en) * | 1996-03-13 | 1997-09-18 | Digital D.J. Incorporated | Subcarrier injection system and method using adaptive level-shifted minimum shift keying |
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- 1995-03-27 CN CN95193182.2A patent/CN1149366A/zh active Pending
- 1995-03-27 AT AT0902795A patent/AT410047B/de not_active IP Right Cessation
- 1995-03-27 PL PL95333768A patent/PL183573B1/pl not_active IP Right Cessation
- 1995-03-27 HU HU0004765A patent/HU219628B/hu not_active IP Right Cessation
- 1995-03-27 WO PCT/US1995/003797 patent/WO1995027349A1/en active IP Right Grant
- 1995-03-27 AU AU21969/95A patent/AU709873B2/en not_active Expired
- 1995-03-27 HU HU0004769A patent/HU219668B/hu not_active IP Right Cessation
- 1995-03-27 CA CA002185790A patent/CA2185790C/en not_active Expired - Lifetime
- 1995-03-27 HU HU9602628A patent/HU219256B/hu not_active IP Right Cessation
- 1995-03-27 DE DE19581594T patent/DE19581594T1/de not_active Ceased
- 1995-03-27 PL PL95333769A patent/PL180441B1/pl not_active IP Right Cessation
- 1995-03-27 NZ NZ331166A patent/NZ331166A/xx not_active IP Right Cessation
- 1995-03-27 CZ CZ19962840A patent/CZ288497B6/cs not_active IP Right Cessation
- 1995-03-27 GB GB9620181A patent/GB2302000B/en not_active Expired - Lifetime
- 1995-03-27 HU HU0004767A patent/HU219627B/hu not_active IP Right Cessation
- 1995-03-27 JP JP7525787A patent/JPH10500263A/ja active Pending
- 1995-03-30 IL IL11319095A patent/IL113190A/xx not_active IP Right Cessation
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1996
- 1996-09-25 FI FI963827A patent/FI115938B/fi not_active IP Right Cessation
- 1996-09-26 NO NO19964062A patent/NO322242B1/no not_active IP Right Cessation
- 1996-09-27 DK DK199601059A patent/DK176762B1/da not_active IP Right Cessation
- 1996-09-30 LU LU88820A patent/LU88820A1/de unknown
- 1996-09-30 SE SE9603570A patent/SE519882C2/sv not_active IP Right Cessation
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1998
- 1998-06-08 US US09/328,766 patent/US6421445B1/en not_active Expired - Lifetime
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2002
- 2002-07-12 US US10/194,152 patent/US6996237B2/en not_active Expired - Fee Related
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2005
- 2005-11-04 US US11/267,716 patent/US7961881B2/en not_active Expired - Fee Related
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2006
- 2006-01-26 JP JP2006018287A patent/JP2006154851A/ja active Pending
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Legal Events
| Date | Code | Title | Description |
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| PUP | Patent expired |
Expiry date: 20160927 |