CH621254A5 - Audiometer - Google Patents
Audiometer Download PDFInfo
- Publication number
- CH621254A5 CH621254A5 CH1370077A CH1370077A CH621254A5 CH 621254 A5 CH621254 A5 CH 621254A5 CH 1370077 A CH1370077 A CH 1370077A CH 1370077 A CH1370077 A CH 1370077A CH 621254 A5 CH621254 A5 CH 621254A5
- Authority
- CH
- Switzerland
- Prior art keywords
- level
- signal
- switches
- sound
- lines
- Prior art date
Links
- 239000004065 semiconductor Substances 0.000 claims 3
- 238000012360 testing method Methods 0.000 claims 2
- 230000005540 biological transmission Effects 0.000 claims 1
- 210000000988 bone and bone Anatomy 0.000 claims 1
- 238000010276 construction Methods 0.000 claims 1
- 238000005259 measurement Methods 0.000 claims 1
- 238000000034 method Methods 0.000 claims 1
- 230000005236 sound signal Effects 0.000 claims 1
Classifications
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B5/00—Measuring for diagnostic purposes; Identification of persons
- A61B5/12—Audiometering
- A61B5/121—Audiometering evaluating hearing capacity
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03G—CONTROL OF AMPLIFICATION
- H03G1/00—Details of arrangements for controlling amplification
- H03G1/02—Remote control of amplification, tone or bandwidth
Landscapes
- Health & Medical Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Audiology, Speech & Language Pathology (AREA)
- Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Biomedical Technology (AREA)
- Surgery (AREA)
- Acoustics & Sound (AREA)
- Biophysics (AREA)
- Pathology (AREA)
- Otolaryngology (AREA)
- Heart & Thoracic Surgery (AREA)
- Medical Informatics (AREA)
- Molecular Biology (AREA)
- Multimedia (AREA)
- Animal Behavior & Ethology (AREA)
- General Health & Medical Sciences (AREA)
- Public Health (AREA)
- Veterinary Medicine (AREA)
- Measurement Of The Respiration, Hearing Ability, Form, And Blood Characteristics Of Living Organisms (AREA)
- Measurement Of Mechanical Vibrations Or Ultrasonic Waves (AREA)
- Selective Calling Equipment (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE772719796A DE2719796B2 (de) | 1977-05-03 | 1977-05-03 | Audiometer |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CH621254A5 true CH621254A5 (en) | 1981-01-30 |
Family
ID=6007925
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CH1370077A CH621254A5 (en) | 1977-05-03 | 1977-11-10 | Audiometer |
Country Status (8)
| Country | Link |
|---|---|
| AT (1) | ATA838877A (fr) |
| CH (1) | CH621254A5 (fr) |
| DE (1) | DE2719796B2 (fr) |
| DK (1) | DK42478A (fr) |
| FR (1) | FR2389364B1 (fr) |
| GB (1) | GB1599367A (fr) |
| IT (1) | IT1094545B (fr) |
| NL (1) | NL7712733A (fr) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE2843923C2 (de) * | 1978-10-09 | 1985-09-12 | Philips Patentverwaltung Gmbh, 2000 Hamburg | Verfahren und Anordnung zum Anpassen eines Hörgerätes |
| FR2448193B1 (fr) * | 1979-02-01 | 1985-12-06 | Michel Andre | Attenuateur electronique multivoies a reglages memorises et a visualisation par diodes electroluminescentes |
| FR2483723A1 (fr) * | 1980-05-29 | 1981-12-04 | Michel Andre | Systeme de sonorisation d'une salle |
Family Cites Families (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR1602891A (fr) * | 1967-09-08 | 1971-02-08 | ||
| US3793485A (en) * | 1972-12-14 | 1974-02-19 | Audiometric Teleprocessing Inc | Precision automatic audiometer |
| US3865982A (en) * | 1973-05-15 | 1975-02-11 | Belton Electronics Corp | Digital audiometry apparatus and method |
| US3970785A (en) * | 1975-05-13 | 1976-07-20 | The United States Of America As Represented By The Secretary Of The Air Force | Tone count audiometric computer |
-
1977
- 1977-05-03 DE DE772719796A patent/DE2719796B2/de not_active Ceased
- 1977-11-10 CH CH1370077A patent/CH621254A5/de not_active IP Right Cessation
- 1977-11-18 NL NL7712733A patent/NL7712733A/xx not_active Application Discontinuation
- 1977-11-23 AT AT838877A patent/ATA838877A/de not_active Application Discontinuation
-
1978
- 1978-01-30 DK DK42478A patent/DK42478A/da not_active Application Discontinuation
- 1978-04-25 FR FR7812177A patent/FR2389364B1/fr not_active Expired
- 1978-04-27 IT IT22744/78A patent/IT1094545B/it active
- 1978-04-28 GB GB17103/78A patent/GB1599367A/en not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| NL7712733A (nl) | 1978-11-07 |
| DE2719796A1 (de) | 1978-11-09 |
| IT7822744A0 (it) | 1978-04-27 |
| IT1094545B (it) | 1985-08-02 |
| FR2389364B1 (fr) | 1983-07-18 |
| ATA838877A (de) | 1980-04-15 |
| DK42478A (da) | 1978-11-04 |
| GB1599367A (en) | 1981-09-30 |
| FR2389364A1 (fr) | 1978-12-01 |
| DE2719796B2 (de) | 1979-03-08 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PL | Patent ceased |