JPH11173880A5 - - Google Patents

Info

Publication number
JPH11173880A5
JPH11173880A5 JP1997340058A JP34005897A JPH11173880A5 JP H11173880 A5 JPH11173880 A5 JP H11173880A5 JP 1997340058 A JP1997340058 A JP 1997340058A JP 34005897 A JP34005897 A JP 34005897A JP H11173880 A5 JPH11173880 A5 JP H11173880A5
Authority
JP
Japan
Prior art keywords
received wave
time
signal
analog circuit
transmission
Prior art date
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
JP1997340058A
Other languages
English (en)
Japanese (ja)
Other versions
JP3956167B2 (ja
JPH11173880A (ja
Filing date
Publication date
Application filed filed Critical
Priority to JP34005897A priority Critical patent/JP3956167B2/ja
Priority claimed from JP34005897A external-priority patent/JP3956167B2/ja
Publication of JPH11173880A publication Critical patent/JPH11173880A/ja
Publication of JPH11173880A5 publication Critical patent/JPH11173880A5/ja
Application granted granted Critical
Publication of JP3956167B2 publication Critical patent/JP3956167B2/ja
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

JP34005897A 1997-12-10 1997-12-10 超音波流量計 Expired - Lifetime JP3956167B2 (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP34005897A JP3956167B2 (ja) 1997-12-10 1997-12-10 超音波流量計

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP34005897A JP3956167B2 (ja) 1997-12-10 1997-12-10 超音波流量計

Publications (3)

Publication Number Publication Date
JPH11173880A JPH11173880A (ja) 1999-07-02
JPH11173880A5 true JPH11173880A5 (enExample) 2005-05-19
JP3956167B2 JP3956167B2 (ja) 2007-08-08

Family

ID=18333327

Family Applications (1)

Application Number Title Priority Date Filing Date
JP34005897A Expired - Lifetime JP3956167B2 (ja) 1997-12-10 1997-12-10 超音波流量計

Country Status (1)

Country Link
JP (1) JP3956167B2 (enExample)

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP4562425B2 (ja) * 2004-05-31 2010-10-13 東光東芝メーターシステムズ株式会社 超音波流量計
JP5233532B2 (ja) * 2008-09-10 2013-07-10 パナソニック株式会社 流体の流れ計測装置
JP4992872B2 (ja) * 2008-09-10 2012-08-08 パナソニック株式会社 流体の流れ計測装置
JP5176844B2 (ja) * 2008-10-03 2013-04-03 パナソニック株式会社 流体の流れ計測装置
JP4973638B2 (ja) * 2008-10-20 2012-07-11 パナソニック株式会社 流体の流れ計測装置
JP5177063B2 (ja) * 2009-04-09 2013-04-03 パナソニック株式会社 流体の流れ計測装置
DE102012105719A1 (de) * 2012-06-28 2014-01-02 Endress + Hauser Flowtec Ag Ultraschall-Durchflussmessgerät
CN104897219A (zh) * 2014-03-05 2015-09-09 陕西多奇电子科技有限公司 高精度低功耗超声流量计
EP4043838A4 (en) 2019-11-15 2022-11-02 Shenzhen Goodix Technology Co., Ltd. FLOW VELOCITY MEASUREMENT CIRCUIT, ASSOCIATED CHIP, AND FLOW METER
CN110987099B (zh) * 2019-11-15 2021-08-10 深圳市汇顶科技股份有限公司 流速侦测电路以及相关芯片以及流量计

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