ATE439744T1 - Verbesserungen an einem beschallungssystem mit gebietsisolatorsschaltungen - Google Patents
Verbesserungen an einem beschallungssystem mit gebietsisolatorsschaltungenInfo
- Publication number
- ATE439744T1 ATE439744T1 AT06255349T AT06255349T ATE439744T1 AT E439744 T1 ATE439744 T1 AT E439744T1 AT 06255349 T AT06255349 T AT 06255349T AT 06255349 T AT06255349 T AT 06255349T AT E439744 T1 ATE439744 T1 AT E439744T1
- Authority
- AT
- Austria
- Prior art keywords
- signal
- signal wires
- pass
- sound system
- isolator circuits
- Prior art date
Links
- 230000005236 sound signal Effects 0.000 abstract 2
Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
- H04R29/00—Monitoring arrangements; Testing arrangements
- H04R29/007—Monitoring arrangements; Testing arrangements for public address systems
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
- H04R27/00—Public address systems
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
- H04R29/00—Monitoring arrangements; Testing arrangements
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
- H04R3/00—Circuits for transducers, loudspeakers or microphones
- H04R3/12—Circuits for transducers, loudspeakers or microphones for distributing signals to two or more loudspeakers
Landscapes
- Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Acoustics & Sound (AREA)
- Signal Processing (AREA)
- Health & Medical Sciences (AREA)
- General Health & Medical Sciences (AREA)
- Otolaryngology (AREA)
- Amplifiers (AREA)
- Near-Field Transmission Systems (AREA)
- Selective Calling Equipment (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
GB0521337A GB2432091B (en) | 2005-10-20 | 2005-10-20 | Improvements to a public address system having zone isolator circuits |
Publications (1)
Publication Number | Publication Date |
---|---|
ATE439744T1 true ATE439744T1 (de) | 2009-08-15 |
Family
ID=35458343
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
AT06255349T ATE439744T1 (de) | 2005-10-20 | 2006-10-17 | Verbesserungen an einem beschallungssystem mit gebietsisolatorsschaltungen |
Country Status (4)
Country | Link |
---|---|
EP (1) | EP1777988B1 (de) |
AT (1) | ATE439744T1 (de) |
DE (1) | DE602006008402D1 (de) |
GB (1) | GB2432091B (de) |
Families Citing this family (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP3731539A4 (de) * | 2017-12-22 | 2021-08-04 | Toa Corporation | Rundfunksystem |
EP4134954B1 (de) * | 2021-08-09 | 2023-08-02 | OPTImic GmbH | Verfahren und vorrichtung zur audiosignalverbesserung |
Family Cites Families (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB523057A (en) * | 1938-11-24 | 1940-07-04 | Guided Radio Corp | Improvements in telephone and like electric signalling systems |
US3989908A (en) * | 1975-06-26 | 1976-11-02 | General Signal Corporation | Speaker supervision in a public address system |
DE3627960C1 (en) * | 1986-08-18 | 1987-09-03 | Philips Patentverwaltung | Monitoring device for loudspeaker installations |
GB2299238B (en) * | 1995-03-22 | 1997-06-11 | Audix Communications Limited | Loudspeaker and loudspeaker system |
GB9813882D0 (en) * | 1998-06-27 | 1998-08-26 | Protec Fire Detection Plc | Public address system having zone isolator circuits |
US20040184598A1 (en) * | 2001-10-30 | 2004-09-23 | Integration Associates Inc. | Method and apparatus for isolation in a Caller ID or call monitor interface circuit |
-
2005
- 2005-10-20 GB GB0521337A patent/GB2432091B/en not_active Expired - Fee Related
-
2006
- 2006-10-17 AT AT06255349T patent/ATE439744T1/de not_active IP Right Cessation
- 2006-10-17 DE DE602006008402T patent/DE602006008402D1/de not_active Expired - Fee Related
- 2006-10-17 EP EP06255349A patent/EP1777988B1/de not_active Not-in-force
Also Published As
Publication number | Publication date |
---|---|
GB2432091B (en) | 2009-06-17 |
DE602006008402D1 (de) | 2009-09-24 |
GB0521337D0 (en) | 2005-11-30 |
EP1777988B1 (de) | 2009-08-12 |
GB2432091A (en) | 2007-05-09 |
EP1777988A3 (de) | 2008-05-28 |
EP1777988A2 (de) | 2007-04-25 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
RER | Ceased as to paragraph 5 lit. 3 law introducing patent treaties |