DK0504460T3 - Høreapparat med et i koblingsdrift arbejdende udgangstrin - Google Patents
Høreapparat med et i koblingsdrift arbejdende udgangstrinInfo
- Publication number
- DK0504460T3 DK0504460T3 DK91104449.3T DK91104449T DK0504460T3 DK 0504460 T3 DK0504460 T3 DK 0504460T3 DK 91104449 T DK91104449 T DK 91104449T DK 0504460 T3 DK0504460 T3 DK 0504460T3
- Authority
- DK
- Denmark
- Prior art keywords
- output stage
- earpiece
- hearing aid
- clutch mode
- stage working
- Prior art date
Links
Classifications
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03F—AMPLIFIERS
- H03F3/00—Amplifiers with only discharge tubes or only semiconductor devices as amplifying elements
- H03F3/20—Power amplifiers, e.g. Class B amplifiers, Class C amplifiers
- H03F3/21—Power amplifiers, e.g. Class B amplifiers, Class C amplifiers with semiconductor devices only
- H03F3/217—Class D power amplifiers; Switching amplifiers
- H03F3/2171—Class D power amplifiers; Switching amplifiers with field-effect devices
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
- H04R25/00—Deaf-aid sets, i.e. electro-acoustic or electro-mechanical hearing aids; Electric tinnitus maskers providing an auditory perception
Landscapes
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Amplifiers (AREA)
- Mechanical Operated Clutches (AREA)
- Arrangement And Mounting Of Devices That Control Transmission Of Motive Force (AREA)
- Circuit For Audible Band Transducer (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
EP91104449A EP0504460B1 (de) | 1991-03-21 | 1991-03-21 | Hörgerät mit einer im Schaltbetrieb arbeitenden Endstufe |
Publications (1)
Publication Number | Publication Date |
---|---|
DK0504460T3 true DK0504460T3 (da) | 1995-07-10 |
Family
ID=8206553
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DK91104449.3T DK0504460T3 (da) | 1991-03-21 | 1991-03-21 | Høreapparat med et i koblingsdrift arbejdende udgangstrin |
Country Status (5)
Country | Link |
---|---|
EP (1) | EP0504460B1 (da) |
AT (1) | ATE118132T1 (da) |
CA (1) | CA2063512A1 (da) |
DE (1) | DE59104497D1 (da) |
DK (1) | DK0504460T3 (da) |
Families Citing this family (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5672998A (en) * | 1995-08-09 | 1997-09-30 | Harris Corporation | Class D amplifier and method |
US5815581A (en) * | 1995-10-19 | 1998-09-29 | Mitel Semiconductor, Inc. | Class D hearing aid amplifier with feedback |
Family Cites Families (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5014016A (en) * | 1989-04-13 | 1991-05-07 | Beltone Electronics Corporation | Switching amplifier |
-
1991
- 1991-03-21 EP EP91104449A patent/EP0504460B1/de not_active Expired - Lifetime
- 1991-03-21 DK DK91104449.3T patent/DK0504460T3/da active
- 1991-03-21 AT AT91104449T patent/ATE118132T1/de not_active IP Right Cessation
- 1991-03-21 DE DE59104497T patent/DE59104497D1/de not_active Expired - Fee Related
-
1992
- 1992-03-19 CA CA002063512A patent/CA2063512A1/en not_active Abandoned
Also Published As
Publication number | Publication date |
---|---|
EP0504460A1 (de) | 1992-09-23 |
ATE118132T1 (de) | 1995-02-15 |
EP0504460B1 (de) | 1995-02-01 |
CA2063512A1 (en) | 1992-09-22 |
DE59104497D1 (de) | 1995-03-16 |
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