JP4565355B2 - 交流信号生成装置およびその方法 - Google Patents
交流信号生成装置およびその方法 Download PDFInfo
- Publication number
- JP4565355B2 JP4565355B2 JP2008024172A JP2008024172A JP4565355B2 JP 4565355 B2 JP4565355 B2 JP 4565355B2 JP 2008024172 A JP2008024172 A JP 2008024172A JP 2008024172 A JP2008024172 A JP 2008024172A JP 4565355 B2 JP4565355 B2 JP 4565355B2
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- JP
- Japan
- Prior art keywords
- signal
- waveform
- voltage
- comparison table
- pwm control
- 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.)
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Classifications
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02M—APPARATUS FOR CONVERSION BETWEEN AC AND AC, BETWEEN AC AND DC, OR BETWEEN DC AND DC, AND FOR USE WITH MAINS OR SIMILAR POWER SUPPLY SYSTEMS; CONVERSION OF DC OR AC INPUT POWER INTO SURGE OUTPUT POWER; CONTROL OR REGULATION THEREOF
- H02M7/00—Conversion of ac power input into dc power output; Conversion of dc power input into ac power output
- H02M7/42—Conversion of dc power input into ac power output without possibility of reversal
- H02M7/44—Conversion of dc power input into ac power output without possibility of reversal by static converters
- H02M7/48—Conversion of dc power input into ac power output without possibility of reversal by static converters using discharge tubes with control electrode or semiconductor devices with control electrode
- H02M7/53—Conversion of dc power input into ac power output without possibility of reversal by static converters using discharge tubes with control electrode or semiconductor devices with control electrode using devices of a triode or transistor type requiring continuous application of a control signal
- H02M7/537—Conversion of dc power input into ac power output without possibility of reversal by static converters using discharge tubes with control electrode or semiconductor devices with control electrode using devices of a triode or transistor type requiring continuous application of a control signal using semiconductor devices only, e.g. single switched pulse inverters
- H02M7/538—Conversion of dc power input into ac power output without possibility of reversal by static converters using discharge tubes with control electrode or semiconductor devices with control electrode using devices of a triode or transistor type requiring continuous application of a control signal using semiconductor devices only, e.g. single switched pulse inverters in a push-pull configuration
Description
11 発振回路
12 変圧器
13 交流システム
2 交流信号生成装置
21 制御ユニット
22 Dタイプ制御スイッチ
23 ローパスフィルタ
31 正弦波角弧度対照表
32 二進数対照表
61 真空蛍光ディスプレー
M1 PMOSスイッチ
M2 NMOSスイッチ
Claims (7)
- 制御ユニットと、Dタイプ制御スイッチと、ローパスフィルタとを備え、
上記制御ユニットは、交流波形対照表を有し、直流信号を交流波形対照表に基づいて対応する交流波形に変換してから、当該交流波形によりPWM制御信号を出力し、
上記Dタイプ制御スイッチは、上記直流信号と上記PWM制御信号を受信してから、当該PWM制御信号に基づいて矩形波信号を生成し、
上記ローパスフィルタは、上記矩形波信号を交流信号に変換することを特徴とする交流信号生成装置。 - 前記交流波形対照表は、前記直流信号を対応する交流波形に変換するための正弦波角弧度対照表を有することを特徴とする請求項1に記載の交流信号生成装置。
- 集積回路に統合されることを特徴とする請求項1に記載の交流信号生成装置。
- 直流信号を受信するステップと、
表を検索することにより前記直流信号を交流波形に変換するステップと、
前記交流波形に基づいて、PWM制御信号を生成するステップと、
前記PWM制御信号により、Dタイプ制御スイッチを制御して、矩形波信号を生成するステップと、
前記矩形波信号を交流信号に変換するステップと、
を備えることを特徴とする交流信号生成方法。 - 前記交流信号を交流電源作動装置に供給するステップを含むことを特徴とする請求項4に記載の交流信号生成方法。
- 前記交流電源作動装置は真空蛍光ディスプレーであることを特徴とする請求項5に記載の交流信号生成方法。
- 前記表を検索するステップは、正弦波角弧度対照表を利用して、前記直流信号を交流波形に変換することを特徴とする請求項4に記載の交流信号生成方法。
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
TW096120006A TWI354439B (en) | 2007-06-04 | 2007-06-04 | Ac signal producer and method thereof |
Publications (2)
Publication Number | Publication Date |
---|---|
JP2008301696A JP2008301696A (ja) | 2008-12-11 |
JP4565355B2 true JP4565355B2 (ja) | 2010-10-20 |
Family
ID=40087961
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2008024172A Expired - Fee Related JP4565355B2 (ja) | 2007-06-04 | 2008-02-04 | 交流信号生成装置およびその方法 |
Country Status (3)
Country | Link |
---|---|
US (1) | US7863879B2 (ja) |
JP (1) | JP4565355B2 (ja) |
TW (1) | TWI354439B (ja) |
Families Citing this family (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5543150A (en) | 1993-09-15 | 1996-08-06 | Columbia Laboratories, Inc. | Method of progesterone delivery and affect thereof |
US8914249B2 (en) * | 2008-06-30 | 2014-12-16 | Hioki Denki Kabushiki Kaisha | Resistance measuring apparatus |
JP5414570B2 (ja) * | 2010-02-25 | 2014-02-12 | 株式会社寺田電機製作所 | 交流信号発生装置 |
Citations (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS61142970A (ja) * | 1984-12-14 | 1986-06-30 | Sanken Electric Co Ltd | 正弦波デ−タ発生方法 |
JPS6335002A (ja) * | 1985-07-31 | 1988-02-15 | ユナイテツド テクノロジ−ズ コ−ポレ−シヨン | 高効率mosfet正弦波発生装置 |
JP2002158549A (ja) * | 2000-11-17 | 2002-05-31 | Sony Corp | デジタルパワーアンプ装置 |
JP2002359968A (ja) * | 2001-05-31 | 2002-12-13 | Tamura Seisakusho Co Ltd | 圧電トランス駆動方法および圧電トランス式インバータ |
JP2003500873A (ja) * | 1999-05-17 | 2003-01-07 | エリクソン インコーポレイテッド | 振幅波形の高低周波数部分を別々に増幅する電力変調装置及び方法 |
JP2003218647A (ja) * | 2001-11-19 | 2003-07-31 | Sony Corp | パワーアンプ |
Family Cites Families (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4972440A (en) | 1988-09-23 | 1990-11-20 | Hughes Aircraft Company | Transmitter circuit for efficiently transmitting communication traffic via phase modulated carrier signals |
US6181199B1 (en) | 1999-01-07 | 2001-01-30 | Ericsson Inc. | Power IQ modulation systems and methods |
US6766271B2 (en) | 1999-03-01 | 2004-07-20 | Dennis P. Griffin | Infrared out-of-position detection system and method for a vehicle restraint system |
US6449465B1 (en) | 1999-12-20 | 2002-09-10 | Motorola, Inc. | Method and apparatus for linear amplification of a radio frequency signal |
DE10200047A1 (de) * | 2002-01-02 | 2003-07-17 | Patent Treuhand Ges Fuer Elektrische Gluehlampen Mbh | Vorschaltgerät für eine Lampe und Verfahren zum betreiben eines Vorschaltgeräts für eine Lampe |
US7576604B2 (en) * | 2006-12-15 | 2009-08-18 | Bin Xu | All-digital class-D audio amplifier |
-
2007
- 2007-06-04 TW TW096120006A patent/TWI354439B/zh not_active IP Right Cessation
-
2008
- 2008-01-14 US US12/007,604 patent/US7863879B2/en not_active Expired - Fee Related
- 2008-02-04 JP JP2008024172A patent/JP4565355B2/ja not_active Expired - Fee Related
Patent Citations (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS61142970A (ja) * | 1984-12-14 | 1986-06-30 | Sanken Electric Co Ltd | 正弦波デ−タ発生方法 |
JPS6335002A (ja) * | 1985-07-31 | 1988-02-15 | ユナイテツド テクノロジ−ズ コ−ポレ−シヨン | 高効率mosfet正弦波発生装置 |
JP2003500873A (ja) * | 1999-05-17 | 2003-01-07 | エリクソン インコーポレイテッド | 振幅波形の高低周波数部分を別々に増幅する電力変調装置及び方法 |
JP2002158549A (ja) * | 2000-11-17 | 2002-05-31 | Sony Corp | デジタルパワーアンプ装置 |
JP2002359968A (ja) * | 2001-05-31 | 2002-12-13 | Tamura Seisakusho Co Ltd | 圧電トランス駆動方法および圧電トランス式インバータ |
JP2003218647A (ja) * | 2001-11-19 | 2003-07-31 | Sony Corp | パワーアンプ |
Also Published As
Publication number | Publication date |
---|---|
TWI354439B (en) | 2011-12-11 |
US20080298107A1 (en) | 2008-12-04 |
JP2008301696A (ja) | 2008-12-11 |
US7863879B2 (en) | 2011-01-04 |
TW200849791A (en) | 2008-12-16 |
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