SE395772B - Anordning for bearbetning av metsignaler - Google Patents
Anordning for bearbetning av metsignalerInfo
- Publication number
- SE395772B SE395772B SE7312702A SE7312702A SE395772B SE 395772 B SE395772 B SE 395772B SE 7312702 A SE7312702 A SE 7312702A SE 7312702 A SE7312702 A SE 7312702A SE 395772 B SE395772 B SE 395772B
- Authority
- SE
- Sweden
- Prior art keywords
- metsignals
- processing
- processing metsignals
- Prior art date
Links
Classifications
-
- 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
- G01R17/00—Measuring arrangements involving comparison with a reference value, e.g. bridge
-
- 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
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03F—AMPLIFIERS
- H03F3/00—Amplifiers with only discharge tubes or only semiconductor devices as amplifying elements
- H03F3/38—DC amplifiers with modulator at input and demodulator at output; Modulators or demodulators specially adapted for use in such amplifiers
- H03F3/387—DC amplifiers with modulator at input and demodulator at output; Modulators or demodulators specially adapted for use in such amplifiers with semiconductor devices only
- H03F3/393—DC amplifiers with modulator at input and demodulator at output; Modulators or demodulators specially adapted for use in such amplifiers with semiconductor devices only with field-effect devices
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03G—CONTROL OF AMPLIFICATION
- H03G3/00—Gain control in amplifiers or frequency changers
- H03G3/20—Automatic control
- H03G3/30—Automatic control in amplifiers having semiconductor devices
- H03G3/34—Muting amplifier when no signal is present or when only weak signals are present, or caused by the presence of noise signals, e.g. squelch systems
- H03G3/345—Muting during a short period of time when noise pulses are detected, i.e. blanking
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B5/00—Measuring for diagnostic purposes; Identification of persons
- A61B5/72—Signal processing specially adapted for physiological signals or for diagnostic purposes
- A61B5/7203—Signal processing specially adapted for physiological signals or for diagnostic purposes for noise prevention, reduction or removal
- A61B5/7217—Signal processing specially adapted for physiological signals or for diagnostic purposes for noise prevention, reduction or removal of noise originating from a therapeutic or surgical apparatus, e.g. from a pacemaker
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B5/00—Measuring for diagnostic purposes; Identification of persons
- A61B5/72—Signal processing specially adapted for physiological signals or for diagnostic purposes
- A61B5/7235—Details of waveform analysis
- A61B5/7239—Details of waveform analysis using differentiation including higher order derivatives
Landscapes
- Health & Medical Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Surgery (AREA)
- Public Health (AREA)
- Biomedical Technology (AREA)
- Heart & Thoracic Surgery (AREA)
- Medical Informatics (AREA)
- Molecular Biology (AREA)
- Biophysics (AREA)
- Animal Behavior & Ethology (AREA)
- General Health & Medical Sciences (AREA)
- Pathology (AREA)
- Veterinary Medicine (AREA)
- Power Engineering (AREA)
- General Physics & Mathematics (AREA)
- Cardiology (AREA)
- Electrotherapy Devices (AREA)
- Measurement And Recording Of Electrical Phenomena And Electrical Characteristics Of The Living Body (AREA)
- Noise Elimination (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE2246100A DE2246100C3 (de) | 1972-09-20 | 1972-09-20 | Gerät zum Erfassen bzw. Verarbeiten von Meßnutzsignalen |
Publications (1)
Publication Number | Publication Date |
---|---|
SE395772B true SE395772B (sv) | 1977-08-22 |
Family
ID=5856829
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
SE7312702A SE395772B (sv) | 1972-09-20 | 1973-09-18 | Anordning for bearbetning av metsignaler |
Country Status (5)
Country | Link |
---|---|
DE (1) | DE2246100C3 (sv) |
FR (1) | FR2200526B1 (sv) |
GB (1) | GB1450081A (sv) |
NL (1) | NL7312380A (sv) |
SE (1) | SE395772B (sv) |
Families Citing this family (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB1572802A (en) | 1976-06-23 | 1980-08-06 | Nat Res Dev | Apparatus for indicating uterine activity in labour |
US4305400A (en) * | 1979-10-15 | 1981-12-15 | Squibb Vitatek Inc. | Respiration monitoring method and apparatus including cardio-vascular artifact detection |
US4331157A (en) * | 1980-07-09 | 1982-05-25 | Stimtech, Inc. | Mutually noninterfering transcutaneous nerve stimulation and patient monitoring |
DE3818455A1 (de) * | 1988-05-31 | 1989-12-14 | Philips Patentverwaltung | Spitzenspannungsmesser |
CN114224302B (zh) * | 2021-12-22 | 2024-03-15 | 上海贝瑞电子科技有限公司 | 一种多生理参数信号单通道同步采集装置 |
-
1972
- 1972-09-20 DE DE2246100A patent/DE2246100C3/de not_active Expired
-
1973
- 1973-09-07 NL NL7312380A patent/NL7312380A/xx not_active Application Discontinuation
- 1973-09-18 SE SE7312702A patent/SE395772B/sv unknown
- 1973-09-19 FR FR7333579A patent/FR2200526B1/fr not_active Expired
- 1973-09-20 GB GB4429273A patent/GB1450081A/en not_active Expired
Also Published As
Publication number | Publication date |
---|---|
NL7312380A (sv) | 1974-03-22 |
GB1450081A (en) | 1976-09-22 |
DE2246100C3 (de) | 1979-06-07 |
DE2246100A1 (de) | 1974-03-28 |
DE2246100B2 (de) | 1978-10-12 |
FR2200526B1 (sv) | 1979-04-27 |
FR2200526A1 (sv) | 1974-04-19 |
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