JPS5159491A - - Google Patents

Info

Publication number
JPS5159491A
JPS5159491A JP49133810A JP13381074A JPS5159491A JP S5159491 A JPS5159491 A JP S5159491A JP 49133810 A JP49133810 A JP 49133810A JP 13381074 A JP13381074 A JP 13381074A JP S5159491 A JPS5159491 A JP S5159491A
Authority
JP
Japan
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.)
Granted
Application number
JP49133810A
Other languages
Japanese (ja)
Other versions
JPS5615901B2 (enrdf_load_stackoverflow
Inventor
Yasuto Takeuchi
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.)
Hewlett Packard Japan Inc
Original Assignee
Yokogawa Hewlett Packard 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.)
Filing date
Publication date
Application filed by Yokogawa Hewlett Packard Ltd filed Critical Yokogawa Hewlett Packard Ltd
Priority to JP13381074A priority Critical patent/JPS5615901B2/ja
Priority to DE2548799A priority patent/DE2548799C3/de
Priority to FR7535154A priority patent/FR2292237A1/fr
Priority to GB47695/75A priority patent/GB1496837A/en
Publication of JPS5159491A publication Critical patent/JPS5159491A/ja
Publication of JPS5615901B2 publication Critical patent/JPS5615901B2/ja
Expired legal-status Critical Current

Links

Classifications

    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B5/00—Measuring for diagnostic purposes; Identification of persons
    • A61B5/43—Detecting, measuring or recording for evaluating the reproductive systems
    • A61B5/4306—Detecting, measuring or recording for evaluating the reproductive systems for evaluating the female reproductive systems, e.g. gynaecological evaluations
    • A61B5/4343—Pregnancy and labour monitoring, e.g. for labour onset detection
    • A61B5/4362—Assessing foetal parameters
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B5/00—Measuring for diagnostic purposes; Identification of persons
    • A61B5/02—Detecting, measuring or recording for evaluating the cardiovascular system, e.g. pulse, heart rate, blood pressure or blood flow
    • A61B5/024—Measuring pulse rate or heart rate
    • A61B5/02411—Measuring pulse rate or heart rate of foetuses
    • 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
    • G01R17/02—Arrangements in which the value to be measured is automatically compared with a reference value
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
    • G01R23/00—Arrangements for measuring frequencies; Arrangements for analysing frequency spectra
    • 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
    • G—PHYSICS
    • G04—HOROLOGY
    • G04F—TIME-INTERVAL MEASURING
    • G04F10/00—Apparatus for measuring unknown time intervals by electric means

Landscapes

  • Health & Medical Sciences (AREA)
  • Physics & Mathematics (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • General Physics & Mathematics (AREA)
  • Medical Informatics (AREA)
  • Animal Behavior & Ethology (AREA)
  • Gynecology & Obstetrics (AREA)
  • Biophysics (AREA)
  • Pathology (AREA)
  • Engineering & Computer Science (AREA)
  • Biomedical Technology (AREA)
  • Heart & Thoracic Surgery (AREA)
  • Pregnancy & Childbirth (AREA)
  • Molecular Biology (AREA)
  • Surgery (AREA)
  • Cardiology (AREA)
  • General Health & Medical Sciences (AREA)
  • Public Health (AREA)
  • Veterinary Medicine (AREA)
  • Pediatric Medicine (AREA)
  • Reproductive Health (AREA)
  • Physiology (AREA)
  • Measurement And Recording Of Electrical Phenomena And Electrical Characteristics Of The Living Body (AREA)
  • Radar Systems Or Details Thereof (AREA)
  • Measuring Pulse, Heart Rate, Blood Pressure Or Blood Flow (AREA)
JP13381074A 1974-11-20 1974-11-20 Expired JPS5615901B2 (enrdf_load_stackoverflow)

Priority Applications (4)

Application Number Priority Date Filing Date Title
JP13381074A JPS5615901B2 (enrdf_load_stackoverflow) 1974-11-20 1974-11-20
DE2548799A DE2548799C3 (de) 1974-11-20 1975-10-31 Verfahren und Vorrichtung zum Messen der Periodendauer bzw. Frequenz eines Signals
FR7535154A FR2292237A1 (fr) 1974-11-20 1975-11-18 Procede et dispositif de mesure de la duree de periode ou de la frequence d'un signal
GB47695/75A GB1496837A (en) 1974-11-20 1975-11-19 Method and apparatus for measuring the frequency and/or period of a signal

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP13381074A JPS5615901B2 (enrdf_load_stackoverflow) 1974-11-20 1974-11-20

Publications (2)

Publication Number Publication Date
JPS5159491A true JPS5159491A (enrdf_load_stackoverflow) 1976-05-24
JPS5615901B2 JPS5615901B2 (enrdf_load_stackoverflow) 1981-04-13

Family

ID=15113556

Family Applications (1)

Application Number Title Priority Date Filing Date
JP13381074A Expired JPS5615901B2 (enrdf_load_stackoverflow) 1974-11-20 1974-11-20

Country Status (4)

Country Link
JP (1) JPS5615901B2 (enrdf_load_stackoverflow)
DE (1) DE2548799C3 (enrdf_load_stackoverflow)
FR (1) FR2292237A1 (enrdf_load_stackoverflow)
GB (1) GB1496837A (enrdf_load_stackoverflow)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2008083018A (ja) * 2006-09-26 2008-04-10 Mamiko Isokami 固体及び／又は植物検体の前処理の為のホモジナイザー
CN111007475A (zh) * 2019-12-11 2020-04-14 西安电子科技大学 一种lte外辐射源雷达频域模糊副峰抑制方法
CN115356906A (zh) * 2022-07-13 2022-11-18 北京大学 一种线性光学采样的双阈值拟合方法及时间偏差估计方法

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4064488A (en) * 1976-06-10 1977-12-20 Motorola, Inc. Sampled signal detector
DE2818768C2 (de) * 1978-04-28 1986-07-24 Hewlett-Packard GmbH, 7030 Böblingen Verfahren und Vorrichtung zum Messen der Frequenz bzw. der Periodendauer der Grundschwingung eines annähernd periodischen Eingangssignales
DE3120525C2 (de) * 1981-05-22 1986-11-27 Siemens AG, 1000 Berlin und 8000 München Verfahren und Schaltung zur digitalen Erfassung der Frequenz eines niderfrequent schwankenden elektrischen Signals
US4938228A (en) * 1989-02-15 1990-07-03 Righter William H Wrist worn heart rate monitor
JP3980969B2 (ja) * 2002-08-30 2007-09-26 パイオニア株式会社 心拍数計測システム、心拍数計測方法、心拍数計測プログラムおよびそのプログラムを記録した記録媒体
DE102006032962A1 (de) * 2006-07-07 2008-01-10 Rhode & Schwarz Gmbh & Co. Kg Vorrichtung und Verfahren für hochauflösende Zeitmessungen
CN111141926B (zh) * 2019-12-27 2022-06-03 宁波三星智能电气有限公司 一种充电桩内的风机转速检测方法
CN112842312B (zh) * 2021-02-01 2022-03-08 上海交通大学 心率传感器及其自适应心跳锁环系统和方法
CN113490313A (zh) * 2021-02-09 2021-10-08 赛尔富电子有限公司 一种自动照明系统以及控制方法
CN119810873B (zh) * 2025-03-12 2025-07-22 合肥中科知奇信息科技有限公司 信息输出方法、装置、设备、介质和程序产品

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2008083018A (ja) * 2006-09-26 2008-04-10 Mamiko Isokami 固体及び／又は植物検体の前処理の為のホモジナイザー
CN111007475A (zh) * 2019-12-11 2020-04-14 西安电子科技大学 一种lte外辐射源雷达频域模糊副峰抑制方法
CN111007475B (zh) * 2019-12-11 2023-06-06 西安电子科技大学 一种lte外辐射源雷达频域模糊副峰抑制方法
CN115356906A (zh) * 2022-07-13 2022-11-18 北京大学 一种线性光学采样的双阈值拟合方法及时间偏差估计方法
CN115356906B (zh) * 2022-07-13 2024-04-30 北京大学 一种线性光学采样的双阈值拟合方法及时间偏差估计方法

Also Published As

Publication number Publication date
DE2548799B2 (de) 1977-09-15
FR2292237B3 (enrdf_load_stackoverflow) 1977-12-16
FR2292237A1 (fr) 1976-06-18
DE2548799C3 (de) 1978-06-22
DE2548799A1 (de) 1976-05-26
GB1496837A (en) 1978-01-05
JPS5615901B2 (enrdf_load_stackoverflow) 1981-04-13

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