TW200630618A - Voltage-frequency conversion device and reference voltage generating method of the same - Google Patents
Voltage-frequency conversion device and reference voltage generating method of the sameInfo
- Publication number
- TW200630618A TW200630618A TW095101263A TW95101263A TW200630618A TW 200630618 A TW200630618 A TW 200630618A TW 095101263 A TW095101263 A TW 095101263A TW 95101263 A TW95101263 A TW 95101263A TW 200630618 A TW200630618 A TW 200630618A
- Authority
- TW
- Taiwan
- Prior art keywords
- voltage
- charging
- reference voltage
- capacitor
- frequency conversion
- Prior art date
Links
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
- G01R19/25—Arrangements for measuring currents or voltages or for indicating presence or sign thereof using digital measurement techniques
- G01R19/252—Arrangements for measuring currents or voltages or for indicating presence or sign thereof using digital measurement techniques using analogue/digital converters of the type with conversion of voltage or current into frequency and measuring of this frequency
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03K—PULSE TECHNIQUE
- H03K7/00—Modulating pulses with a continuously-variable modulating signal
- H03K7/06—Frequency or rate modulation, i.e. PFM or PRM
-
- 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
- G01R19/0038—Circuits for comparing several input signals and for indicating the result of this comparison, e.g. equal, different, greater, smaller (comparing pulses or pulse trains according to amplitude)
-
- 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
- G01R19/165—Indicating that current or voltage is either above or below a predetermined value or within or outside a predetermined range of values
- G01R19/16566—Circuits and arrangements for comparing voltage or current with one or several thresholds and for indicating the result not covered by subgroups G01R19/16504, G01R19/16528, G01R19/16533
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R31/00—Arrangements for testing electric properties; Arrangements for locating electric faults; Arrangements for electrical testing characterised by what is being tested not provided for elsewhere
- G01R31/36—Arrangements for testing, measuring or monitoring the electrical condition of accumulators or electric batteries, e.g. capacity or state of charge [SoC]
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R31/00—Arrangements for testing electric properties; Arrangements for locating electric faults; Arrangements for electrical testing characterised by what is being tested not provided for elsewhere
- G01R31/36—Arrangements for testing, measuring or monitoring the electrical condition of accumulators or electric batteries, e.g. capacity or state of charge [SoC]
- G01R31/382—Arrangements for monitoring battery or accumulator variables, e.g. SoC
- G01R31/3835—Arrangements for monitoring battery or accumulator variables, e.g. SoC involving only voltage measurements
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M10/00—Secondary cells; Manufacture thereof
- H01M10/42—Methods or arrangements for servicing or maintenance of secondary cells or secondary half-cells
- H01M10/48—Accumulators combined with arrangements for measuring, testing or indicating the condition of cells, e.g. the level or density of the electrolyte
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Electrochemistry (AREA)
- General Chemical & Material Sciences (AREA)
- Dc-Dc Converters (AREA)
- Charge And Discharge Circuits For Batteries Or The Like (AREA)
- Secondary Cells (AREA)
- Measurement Of Current Or Voltage (AREA)
- Tests Of Electric Status Of Batteries (AREA)
- Analogue/Digital Conversion (AREA)
- Inverter Devices (AREA)
- Stabilization Of Oscillater, Synchronisation, Frequency Synthesizers (AREA)
- Transmitters (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2005010926A JP2006203369A (ja) | 2005-01-18 | 2005-01-18 | 電圧−周波数変換装置、電圧−周波数変換装置の基準電圧発生方法 |
Publications (2)
Publication Number | Publication Date |
---|---|
TW200630618A true TW200630618A (en) | 2006-09-01 |
TWI301197B TWI301197B (en) | 2008-09-21 |
Family
ID=36755881
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
TW095101263A TWI301197B (en) | 2005-01-18 | 2006-01-12 | Voltage-frequency conversion device and reference voltage generation method of the same |
Country Status (5)
Country | Link |
---|---|
US (1) | US7262640B2 (zh) |
JP (1) | JP2006203369A (zh) |
KR (1) | KR100760134B1 (zh) |
CN (1) | CN1818705A (zh) |
TW (1) | TWI301197B (zh) |
Families Citing this family (12)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE102005028906A1 (de) * | 2005-06-22 | 2006-12-28 | Giesecke & Devrient Gmbh | Vorrichtung für die Prüfung von Banknoten |
KR20080040943A (ko) * | 2006-11-06 | 2008-05-09 | 주식회사 지에스인스트루먼트 | 전자 계측장치를 위한 계측 기준값 설정방법과 이를 위한계측장치 |
JP2008270924A (ja) * | 2007-04-16 | 2008-11-06 | Sharp Corp | 周波数変換回路および受信装置 |
JP5022925B2 (ja) * | 2008-01-23 | 2012-09-12 | オンセミコンダクター・トレーディング・リミテッド | 電池電圧検出回路 |
KR100977460B1 (ko) | 2008-12-09 | 2010-08-24 | 한국전기연구원 | 사이리스터 전력변환회로의 고장검출방법 |
GB2481832B (en) * | 2010-07-08 | 2014-07-09 | Aber Instr Ltd | Analysis of a dielectric medium |
US8369172B2 (en) | 2010-07-27 | 2013-02-05 | Taiwan Semiconductor Manufacturing Company, Ltd. | Integrated circuits for providing clock periods and operating methods thereof |
DE102012006269A1 (de) * | 2011-03-29 | 2012-10-04 | Continental Teves Ag & Co. Ohg | Stromsensor |
JPWO2013161069A1 (ja) * | 2012-04-27 | 2015-12-21 | パナソニックIpマネジメント株式会社 | 太陽電池モジュール及び太陽電池モジュールの製造方法 |
US10116295B2 (en) | 2016-08-30 | 2018-10-30 | Pixart Imaging Inc. | Voltage comparing circuit and voltage comparing method |
US10845832B2 (en) * | 2018-09-10 | 2020-11-24 | Analog Devices International Unlimited Company | Voltage-to-current converter |
CN113885635A (zh) * | 2021-11-05 | 2022-01-04 | 四川升华电源科技有限公司 | 一种快速的基准电压放电电路 |
Family Cites Families (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4047056A (en) * | 1976-11-02 | 1977-09-06 | Honeywell Inc. | Voltage-frequency converter |
US4316155A (en) * | 1979-09-05 | 1982-02-16 | The Bendix Corporation | Voltage controlled oscillator having ratiometric and temperature compensation |
JPS56148075A (en) * | 1980-04-18 | 1981-11-17 | Japan Storage Battery Co Ltd | Battery discharge meter |
WO1999019983A1 (en) * | 1997-10-15 | 1999-04-22 | Maxim Integrated Products, Inc. | Single supply voltage to frequency converter optimized for low voltage sensing above and below ground |
WO2002021689A2 (en) * | 2000-09-01 | 2002-03-14 | Honeywell International Inc. | Multi-channel precision synchronous voltage-to-frequency converter |
JP2002107428A (ja) | 2000-10-03 | 2002-04-10 | Hitachi Maxell Ltd | 電流/周波数コンバータおよびこれを内蔵する充電電池並びに充電電池パック |
US7061296B2 (en) * | 2003-12-19 | 2006-06-13 | Infineon Technologies Ag | Circuit arrangement for generating a digital clock signal |
-
2005
- 2005-01-18 JP JP2005010926A patent/JP2006203369A/ja not_active Withdrawn
-
2006
- 2006-01-12 TW TW095101263A patent/TWI301197B/zh not_active IP Right Cessation
- 2006-01-17 CN CNA2006100059547A patent/CN1818705A/zh active Pending
- 2006-01-17 US US11/332,516 patent/US7262640B2/en active Active
- 2006-01-18 KR KR1020060005351A patent/KR100760134B1/ko not_active IP Right Cessation
Also Published As
Publication number | Publication date |
---|---|
CN1818705A (zh) | 2006-08-16 |
TWI301197B (en) | 2008-09-21 |
KR20060084381A (ko) | 2006-07-24 |
JP2006203369A (ja) | 2006-08-03 |
KR100760134B1 (ko) | 2007-09-18 |
US20060170463A1 (en) | 2006-08-03 |
US7262640B2 (en) | 2007-08-28 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
MM4A | Annulment or lapse of patent due to non-payment of fees |