GB2569641B - Current sensor for biomedical measurements - Google Patents

Current sensor for biomedical measurements Download PDF

Info

Publication number: GB2569641B
Authority: GB; United Kingdom
Prior art keywords: current sensor; biomedical measurements; biomedical; measurements; sensor
Prior art date: 2017-12-22
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.): Expired - Fee Related

Application number

GB1721689.6A

Other versions

GB2569641A (en

GB201721689D0 (en

Inventor

Yuan Juanping

Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)

Shenzhen Dansha Technology Co Ltd

Original Assignee

Shenzhen Dansha Technology Co Ltd

Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)

2017-12-22

Filing date

2017-12-22

Publication date

2020-09-09

2017-12-22 Application filed by Shenzhen Dansha Technology Co Ltd filed Critical Shenzhen Dansha Technology Co Ltd

2017-12-22 Priority to GB2004917.7A priority Critical patent/GB2583584B/en

2017-12-22 Priority to GB1721689.6A priority patent/GB2569641B/en

2018-02-07 Publication of GB201721689D0 publication Critical patent/GB201721689D0/en

2019-06-26 Publication of GB2569641A publication Critical patent/GB2569641A/en

2020-09-09 Application granted granted Critical

2020-09-09 Publication of GB2569641B publication Critical patent/GB2569641B/en

Status Expired - Fee Related legal-status Critical Current

2037-12-22 Anticipated expiration legal-status Critical

Classifications

- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R19/00—Arrangements for measuring currents or voltages or for indicating presence or sign thereof
- G01R19/0092—Arrangements for measuring currents or voltages or for indicating presence or sign thereof measuring current only
- 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
- A61B5/2415—Measuring direct current [DC] or slowly varying biopotentials
- 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
- A61B5/72—Signal processing specially adapted for physiological signals or for diagnostic purposes
- A61B5/7225—Details of analog processing, e.g. isolation amplifier, gain or sensitivity adjustment, filtering, baseline or drift compensation
- 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
- 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
- G01R15/14—Adaptations providing voltage or current isolation, e.g. for high-voltage or high-current networks
- G01R15/146—Measuring arrangements for current not covered by other subgroups of G01R15/14, e.g. using current dividers, shunts, or measuring a voltage drop
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03K—PULSE TECHNIQUE
- H03K19/00—Logic circuits, i.e. having at least two inputs acting on one output; Inverting circuits
- H03K19/20—Logic circuits, i.e. having at least two inputs acting on one output; Inverting circuits characterised by logic function, e.g. AND, OR, NOR, NOT circuits
- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R19/00—Arrangements for measuring currents or voltages or for indicating presence or sign thereof
- G01R19/0023—Measuring currents or voltages from sources with high internal resistance by means of measuring circuits with high input impedance, e.g. OP-amplifiers

Landscapes

Health & Medical Sciences (AREA)
Life Sciences & Earth Sciences (AREA)
Physics & Mathematics (AREA)
Engineering & Computer Science (AREA)
General Physics & Mathematics (AREA)
General Health & Medical Sciences (AREA)
Surgery (AREA)
Veterinary Medicine (AREA)
Public Health (AREA)
Animal Behavior & Ethology (AREA)
Biophysics (AREA)
Pathology (AREA)
Biomedical Technology (AREA)
Heart & Thoracic Surgery (AREA)
Medical Informatics (AREA)
Molecular Biology (AREA)
Signal Processing (AREA)
Physiology (AREA)
Artificial Intelligence (AREA)
Computer Vision & Pattern Recognition (AREA)
Psychiatry (AREA)
Power Engineering (AREA)
Computer Hardware Design (AREA)
Computing Systems (AREA)
General Engineering & Computer Science (AREA)
Mathematical Physics (AREA)
Measurement Of Current Or Voltage (AREA)

GB1721689.6A 2017-12-22 2017-12-22 Current sensor for biomedical measurements Expired - Fee Related GB2569641B (en)

Priority Applications (2)

Application Number	Priority Date	Filing Date	Title
GB2004917.7A GB2583584B (en)	2017-12-22	2017-12-22	Current sensor for biomedical measurements
GB1721689.6A GB2569641B (en)	2017-12-22	2017-12-22	Current sensor for biomedical measurements

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
GB1721689.6A GB2569641B (en)	2017-12-22	2017-12-22	Current sensor for biomedical measurements

Publications (3)

Publication Number	Publication Date
GB201721689D0 GB201721689D0 (en)	2018-02-07
GB2569641A GB2569641A (en)	2019-06-26
GB2569641B true GB2569641B (en)	2020-09-09

Family

ID=61131515

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
GB1721689.6A Expired - Fee Related GB2569641B (en)	2017-12-22	2017-12-22	Current sensor for biomedical measurements

Country Status (1)

Country	Link
GB (1)	GB2569641B (en)

Citations (3)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US7102365B1 (en) *	2005-04-01	2006-09-05	Freescale Semiconductor, Inc.	Apparatus for current sensing
WO2009060361A2 (en) *	2007-11-05	2009-05-14	Koninklijke Philips Electronics N.V.	Current integrator with wide dynamic range
CN102435864A (en) *	2011-11-22	2012-05-02	常熟市董浜镇华进电器厂	Current sensor capacitance measuring circuit

2017
- 2017-12-22 GB GB1721689.6A patent/GB2569641B/en not_active Expired - Fee Related

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US7102365B1 (en) *	2005-04-01	2006-09-05	Freescale Semiconductor, Inc.	Apparatus for current sensing
WO2009060361A2 (en) *	2007-11-05	2009-05-14	Koninklijke Philips Electronics N.V.	Current integrator with wide dynamic range
CN102435864A (en) *	2011-11-22	2012-05-02	常熟市董浜镇华进电器厂	Current sensor capacitance measuring circuit

Also Published As

Publication number	Publication date
GB2569641A (en)	2019-06-26
GB201721689D0 (en)	2018-02-07

Publication	Publication Date	Title
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GB2547736B (en)	2018-06-20	Photoplethysmographic sensor configuration
HK1249386A1 (en)	2018-11-02	Physiological measurement sensor
GB201805335D0 (en)	2018-05-16	Sensor apparatus
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GB201805315D0 (en)	2018-05-16	Sensor apparatus
GB201510358D0 (en)	2015-07-29	Sensor probe support
PL3620346T3 (en)	2021-07-26	Sensor arrangement
PL3635415T3 (en)	2021-07-12	Flexible current sensor
EP3574313C0 (en)	2024-06-19	Sensor
GB2588852B (en)	2022-01-12	Sensor apparatus
GB2568885B (en)	2022-07-27	Sensor arrangement
GB201706354D0 (en)	2017-06-07	Electrocardiogram sensor
AU201616871S (en)	2017-01-09	Measuring Cup
GB201813118D0 (en)	2018-09-26	Medical sensor
GB201802671D0 (en)	2018-04-04	Sensor arrangements
GB201721314D0 (en)	2018-01-31	Improved sensor
GB201714478D0 (en)	2017-10-25	Sensor
GB201714068D0 (en)	2017-10-18	Sensor
GB201904763D0 (en)	2019-05-22	Improved current sensor
GB2569641B (en)	2020-09-09	Current sensor for biomedical measurements
GB2583584B (en)	2021-04-28	Current sensor for biomedical measurements
GB201803997D0 (en)	2018-04-25	Electrochemical sensor

Legal Events

Date	Code	Title	Description
2020-04-15	732E	Amendments to the register in respect of changes of name or changes affecting rights (sect. 32/1977)	Free format text: REGISTERED BETWEEN 20200319 AND 20200325
2022-08-24	PCNP	Patent ceased through non-payment of renewal fee	Effective date: 20211222