SE400467B - Anordning for avkenning och bearbetning av elektriska signaler, serskilt fysiologiska metsignaler - Google Patents
Anordning for avkenning och bearbetning av elektriska signaler, serskilt fysiologiska metsignalerInfo
- Publication number
- SE400467B SE400467B SE7414513A SE7414513A SE400467B SE 400467 B SE400467 B SE 400467B SE 7414513 A SE7414513 A SE 7414513A SE 7414513 A SE7414513 A SE 7414513A SE 400467 B SE400467 B SE 400467B
- Authority
- SE
- Sweden
- Prior art keywords
- signals
- detection
- processing
- special physiological
- electrical signals
- Prior art date
Links
Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R15/00—Details of measuring arrangements of the types provided for in groups G01R17/00 - G01R29/00, G01R33/00 - G01R33/26 or G01R35/00
- G01R15/08—Circuits for altering the measuring range
- G01R15/09—Autoranging circuits
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B5/00—Measuring for diagnostic purposes; Identification of persons
- A61B5/24—Detecting, measuring or recording bioelectric or biomagnetic signals of the body or parts thereof
- A61B5/30—Input circuits therefor
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B5/00—Measuring for diagnostic purposes; Identification of persons
- A61B5/24—Detecting, measuring or recording bioelectric or biomagnetic signals of the body or parts thereof
- A61B5/30—Input circuits therefor
- A61B5/307—Input circuits therefor specially adapted for particular uses
- A61B5/308—Input circuits therefor specially adapted for particular uses for electrocardiography [ECG]
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R13/00—Arrangements for displaying electric variables or waveforms
- G01R13/04—Arrangements for displaying electric variables or waveforms for producing permanent records
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R23/00—Arrangements for measuring frequencies; Arrangements for analysing frequency spectra
- G01R23/02—Arrangements for measuring frequency, e.g. pulse repetition rate; Arrangements for measuring period of current or voltage
- G01R23/06—Arrangements for measuring frequency, e.g. pulse repetition rate; Arrangements for measuring period of current or voltage by converting frequency into an amplitude of current or voltage
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03G—CONTROL OF AMPLIFICATION
- H03G5/00—Tone control or bandwidth control in amplifiers
- H03G5/16—Automatic control
- H03G5/18—Automatic control in untuned amplifiers
Landscapes
- Physics & Mathematics (AREA)
- Health & Medical Sciences (AREA)
- General Physics & Mathematics (AREA)
- Life Sciences & Earth Sciences (AREA)
- Heart & Thoracic Surgery (AREA)
- Surgery (AREA)
- Engineering & Computer Science (AREA)
- Biomedical Technology (AREA)
- Biophysics (AREA)
- Medical Informatics (AREA)
- Molecular Biology (AREA)
- Pathology (AREA)
- Animal Behavior & Ethology (AREA)
- General Health & Medical Sciences (AREA)
- Public Health (AREA)
- Veterinary Medicine (AREA)
- Cardiology (AREA)
- Measurement And Recording Of Electrical Phenomena And Electrical Characteristics Of The Living Body (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE2362039A DE2362039C3 (de) | 1973-12-13 | 1973-12-13 | Schaltungsanordnung zur Abtrennung von Störsignalen aus einem physiologischen elektrischen Meßsignal |
Publications (2)
Publication Number | Publication Date |
---|---|
SE7414513L SE7414513L (sv) | 1975-06-16 |
SE400467B true SE400467B (sv) | 1978-04-03 |
Family
ID=5900665
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
SE7414513A SE400467B (sv) | 1973-12-13 | 1974-11-19 | Anordning for avkenning och bearbetning av elektriska signaler, serskilt fysiologiska metsignaler |
Country Status (6)
Country | Link |
---|---|
US (1) | US3950694A (sv) |
DE (1) | DE2362039C3 (sv) |
DK (1) | DK141006C (sv) |
FR (1) | FR2254791B1 (sv) |
IT (1) | IT1026914B (sv) |
SE (1) | SE400467B (sv) |
Families Citing this family (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4229735A (en) * | 1978-01-23 | 1980-10-21 | The B. F. Goodrich Company | Rip detector signal detection circuit |
DE2805681C2 (de) * | 1978-02-10 | 1979-11-22 | Siemens Ag, 1000 Berlin Und 8000 Muenchen | Schaltungsanordnung zur Unterdrückung von Störsignalen in einem Nutzsignal |
WO1980000006A1 (en) * | 1978-06-02 | 1980-01-10 | J Anderson | Diagnostic apparatus |
US4349883A (en) * | 1980-03-03 | 1982-09-14 | The B. F. Goodrich Company | Signal detector circuit with gain control method |
DE4106856A1 (de) * | 1991-03-04 | 1992-09-10 | Siemens Ag | Verfahren und vorrichtung zum herausfiltern von grundlinienschwankungen aus einem elektrokardiogramm |
Family Cites Families (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3387222A (en) * | 1965-07-01 | 1968-06-04 | Ibm | Adaptive threshold signal detector with noise suppression |
US3517212A (en) * | 1966-12-22 | 1970-06-23 | Foxboro Co | Electrical circuit having pulse output with duration proportional to input signal |
US3554188A (en) * | 1969-02-27 | 1971-01-12 | Zenith Radio Corp | Heartbeat frequency monitor |
US3804979A (en) * | 1969-10-31 | 1974-04-16 | W Knowles | Detection devices for image analysis systems |
US3721230A (en) * | 1970-11-23 | 1973-03-20 | Overton M Iii | High-gain monitor to determine electro-cerebral silence |
-
1973
- 1973-12-13 DE DE2362039A patent/DE2362039C3/de not_active Expired
-
1974
- 1974-11-19 SE SE7414513A patent/SE400467B/sv unknown
- 1974-12-06 US US05/530,355 patent/US3950694A/en not_active Expired - Lifetime
- 1974-12-10 FR FR7440468A patent/FR2254791B1/fr not_active Expired
- 1974-12-10 IT IT30348/74A patent/IT1026914B/it active
- 1974-12-12 DK DK645974A patent/DK141006C/da active
Also Published As
Publication number | Publication date |
---|---|
FR2254791B1 (sv) | 1976-12-31 |
DK141006C (da) | 1980-06-09 |
DE2362039B2 (de) | 1979-04-12 |
SE7414513L (sv) | 1975-06-16 |
FR2254791A1 (sv) | 1975-07-11 |
DE2362039A1 (de) | 1975-06-19 |
US3950694A (en) | 1976-04-13 |
IT1026914B (it) | 1978-10-20 |
DK141006B (da) | 1979-12-24 |
DE2362039C3 (de) | 1979-11-29 |
DK645974A (sv) | 1975-08-18 |
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