CN1073062A - 混合信号处理系统及其供电方法 - Google Patents
混合信号处理系统及其供电方法 Download PDFInfo
- Publication number
- CN1073062A CN1073062A CN92111375A CN92111375A CN1073062A CN 1073062 A CN1073062 A CN 1073062A CN 92111375 A CN92111375 A CN 92111375A CN 92111375 A CN92111375 A CN 92111375A CN 1073062 A CN1073062 A CN 1073062A
- Authority
- CN
- China
- Prior art keywords
- voltage
- processing system
- subsystem
- signal processing
- digital
- 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
Links
Images
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
- H02M3/00—Conversion of dc power input into dc power output
- H02M3/02—Conversion of dc power input into dc power output without intermediate conversion into ac
- H02M3/04—Conversion of dc power input into dc power output without intermediate conversion into ac by static converters
- H02M3/06—Conversion of dc power input into dc power output without intermediate conversion into ac by static converters using resistors or capacitors, e.g. potential divider
- H02M3/07—Conversion of dc power input into dc power output without intermediate conversion into ac by static converters using resistors or capacitors, e.g. potential divider using capacitors charged and discharged alternately by semiconductor devices with control electrode, e.g. charge pumps
-
- G—PHYSICS
- G05—CONTROLLING; REGULATING
- G05F—SYSTEMS FOR REGULATING ELECTRIC OR MAGNETIC VARIABLES
- G05F1/00—Automatic systems in which deviations of an electric quantity from one or more predetermined values are detected at the output of the system and fed back to a device within the system to restore the detected quantity to its predetermined value or values, i.e. retroactive systems
- G05F1/10—Regulating voltage or current
- G05F1/46—Regulating voltage or current wherein the variable actually regulated by the final control device is dc
- G05F1/62—Regulating voltage or current wherein the variable actually regulated by the final control device is dc using bucking or boosting dc sources
-
- 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
- H02M3/00—Conversion of dc power input into dc power output
- H02M3/02—Conversion of dc power input into dc power output without intermediate conversion into ac
- H02M3/04—Conversion of dc power input into dc power output without intermediate conversion into ac by static converters
- H02M3/06—Conversion of dc power input into dc power output without intermediate conversion into ac by static converters using resistors or capacitors, e.g. potential divider
- H02M3/07—Conversion of dc power input into dc power output without intermediate conversion into ac by static converters using resistors or capacitors, e.g. potential divider using capacitors charged and discharged alternately by semiconductor devices with control electrode, e.g. charge pumps
- H02M3/073—Charge pumps of the Schenkel-type
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03M—CODING; DECODING; CODE CONVERSION IN GENERAL
- H03M1/00—Analogue/digital conversion; Digital/analogue conversion
Landscapes
- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Electromagnetism (AREA)
- General Physics & Mathematics (AREA)
- Radar, Positioning & Navigation (AREA)
- Automation & Control Theory (AREA)
- Power Engineering (AREA)
- Theoretical Computer Science (AREA)
- Mobile Radio Communication Systems (AREA)
- Dc-Dc Converters (AREA)
- Analogue/Digital Conversion (AREA)
Abstract
Description
Claims (10)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US78897791A | 1991-11-07 | 1991-11-07 | |
US07/788,977 | 1991-11-07 |
Publications (2)
Publication Number | Publication Date |
---|---|
CN1073062A true CN1073062A (zh) | 1993-06-09 |
CN1075690C CN1075690C (zh) | 2001-11-28 |
Family
ID=25146180
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN92111375A Expired - Lifetime CN1075690C (zh) | 1991-11-07 | 1992-10-08 | 混合信号处理系统及其供电方法 |
Country Status (6)
Country | Link |
---|---|
US (1) | US6034562A (zh) |
EP (1) | EP0540947B1 (zh) |
JP (1) | JP2805181B2 (zh) |
KR (1) | KR0185735B1 (zh) |
CN (1) | CN1075690C (zh) |
HK (1) | HK1007245A1 (zh) |
Families Citing this family (16)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US6243772B1 (en) * | 1997-01-31 | 2001-06-05 | Sharewave, Inc. | Method and system for coupling a personal computer with an appliance unit via a wireless communication link to provide an output display presentation |
US6389135B1 (en) | 1998-09-25 | 2002-05-14 | Conexant Systems, Inc. | Method and apparatus for deriving power from a clock signal coupled through capacitors |
US6320797B1 (en) * | 1999-02-24 | 2001-11-20 | Micron Technology, Inc. | Method and circuit for regulating the output voltage from a charge pump circuit, and memory device using same |
US6310789B1 (en) | 1999-06-25 | 2001-10-30 | The Procter & Gamble Company | Dynamically-controlled, intrinsically regulated charge pump power converter |
CA2377166C (en) | 1999-06-25 | 2006-05-30 | Dragan Danilo Nebrigic | Dynamically-switched power converter |
US6392470B1 (en) * | 2000-09-29 | 2002-05-21 | International Business Machines Corporation | Bandgap reference voltage startup circuit |
GB2373654B (en) * | 2001-03-21 | 2005-02-09 | Fujitsu Ltd | Reducing jitter in mixed-signal integrated circuit devices |
US6452419B1 (en) * | 2001-04-12 | 2002-09-17 | Power Signal Technologies, Inc. | Control circuit having stacked IC logic |
US6812739B2 (en) * | 2002-09-26 | 2004-11-02 | International Business Machines Corporation | Method of transparently reducing power consumption of a high-speed communication link |
US7577039B2 (en) * | 2005-11-16 | 2009-08-18 | Montage Technology Group, Ltd. | Memory interface to bridge memory buses |
US7368950B2 (en) * | 2005-11-16 | 2008-05-06 | Montage Technology Group Limited | High speed transceiver with low power consumption |
US20090319260A1 (en) * | 2008-06-19 | 2009-12-24 | Hongwei Kong | Method and system for audio transmit processing in an audio codec |
US8476962B2 (en) * | 2009-11-18 | 2013-07-02 | Freescale Semiconductor, Inc. | System having multiple voltage tiers and method therefor |
US8169257B2 (en) * | 2009-11-18 | 2012-05-01 | Freescale Semiconductor, Inc. | System and method for communicating between multiple voltage tiers |
JP5566211B2 (ja) * | 2010-07-15 | 2014-08-06 | ローム株式会社 | スイッチドキャパシタ型d/aコンバータ |
US9002447B2 (en) | 2013-03-14 | 2015-04-07 | Medtronic, Inc. | Implantable medical device having power supply for generating a regulated power supply |
Family Cites Families (21)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4188585A (en) * | 1978-03-16 | 1980-02-12 | Cincinnati Electronics Corporation | Synchronized receiver power system |
US4356412A (en) * | 1979-03-05 | 1982-10-26 | Motorola, Inc. | Substrate bias regulator |
JPS576384A (en) * | 1980-06-13 | 1982-01-13 | Hitachi Ltd | Power source circuit and electronic watch using this |
JPS5731333A (en) * | 1980-07-31 | 1982-02-19 | Suwa Seikosha Kk | Power source circuit system |
US4485433A (en) * | 1982-12-22 | 1984-11-27 | Ncr Corporation | Integrated circuit dual polarity high voltage multiplier for extended operating temperature range |
JPS59153331A (ja) * | 1983-02-21 | 1984-09-01 | Toshiba Corp | 半導体装置 |
US4670673A (en) * | 1985-02-19 | 1987-06-02 | Advanced Micro Devices, Inc. | Multilevel differential ECL/CML gate circuit |
JPH0683085B2 (ja) * | 1986-03-26 | 1994-10-19 | ソニー株式会社 | 送信機 |
JP2721151B2 (ja) * | 1986-04-01 | 1998-03-04 | 株式会社東芝 | 半導体集積回路装置 |
JPS63290159A (ja) * | 1987-05-20 | 1988-11-28 | Matsushita Electric Ind Co Ltd | 昇圧回路 |
JPS6445157A (en) * | 1987-08-13 | 1989-02-17 | Toshiba Corp | Semiconductor integrated circuit |
US4868908A (en) * | 1988-10-18 | 1989-09-19 | Ventritex | Power supply down-conversion, regulation and low battery detection system |
US4947061A (en) * | 1989-02-13 | 1990-08-07 | At&T Bell Laboratories | CMOS to ECL output buffer circuit |
JPH02215154A (ja) * | 1989-02-16 | 1990-08-28 | Toshiba Corp | 電圧制御回路 |
JPH02118440U (zh) * | 1989-03-10 | 1990-09-21 | ||
US5043605A (en) * | 1989-06-26 | 1991-08-27 | At&T Bell Laboratories | CMOS to ECL output buffer |
US5021680A (en) * | 1989-07-31 | 1991-06-04 | Advanced Micro Devices, Inc. | Voltage supply circuit for programming circuits of programmable logic arrays |
US5066873A (en) * | 1989-12-04 | 1991-11-19 | Altera Corporation | Integrated circuits with reduced switching noise |
US5063304A (en) * | 1990-04-27 | 1991-11-05 | Texas Instruments Incorporated | Integrated circuit with improved on-chip power supply control |
US5045772A (en) * | 1990-10-01 | 1991-09-03 | Altera Corporation | Reference voltage generator |
US5140196A (en) * | 1991-04-15 | 1992-08-18 | Motorola, Inc. | Variable level translator |
-
1992
- 1992-10-08 CN CN92111375A patent/CN1075690C/zh not_active Expired - Lifetime
- 1992-10-22 EP EP92118083A patent/EP0540947B1/en not_active Expired - Lifetime
- 1992-11-04 JP JP4319350A patent/JP2805181B2/ja not_active Expired - Lifetime
- 1992-11-06 KR KR1019920020889A patent/KR0185735B1/ko not_active IP Right Cessation
-
1995
- 1995-05-17 US US08/442,742 patent/US6034562A/en not_active Expired - Lifetime
-
1998
- 1998-06-24 HK HK98106266A patent/HK1007245A1/xx not_active IP Right Cessation
Also Published As
Publication number | Publication date |
---|---|
JP2805181B2 (ja) | 1998-09-30 |
JPH05235820A (ja) | 1993-09-10 |
CN1075690C (zh) | 2001-11-28 |
KR930011434A (ko) | 1993-06-24 |
EP0540947A3 (en) | 1995-02-22 |
EP0540947A2 (en) | 1993-05-12 |
HK1007245A1 (en) | 1999-04-01 |
EP0540947B1 (en) | 1998-01-21 |
US6034562A (en) | 2000-03-07 |
KR0185735B1 (ko) | 1999-05-15 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
CN1075690C (zh) | 混合信号处理系统及其供电方法 | |
EP0540948B1 (en) | Regulated charge pump and method therefor | |
CN1099148C (zh) | 便携式电气装置的电池组以及为其充电的方法 | |
EP1066684B1 (en) | Circuit and method for reducing sampling noise | |
US5821007A (en) | Power source for an electrical device | |
US6205343B1 (en) | Peak current reduction in a cordless telephone handset | |
CN101980435B (zh) | 获取稳定低压的直流/直流变换器以及电话机供电电路 | |
CN1894838A (zh) | 用于电池充电的方法和系统 | |
CN113595198A (zh) | 一种基于无线快速充电应用的idac调压电路 | |
CN1154373C (zh) | 能延长电池寿命的电子设备 | |
CN111934035B (zh) | 电压检测芯片、电池及电子设备 | |
CN219247833U (zh) | 一种具有快充和降噪模块的对讲机主板电路 | |
CN1238590A (zh) | 用于便携式时分多址无线电的电压上变换器 | |
CN113452097A (zh) | 一种充电电路、方法、系统、电池和电子设备 | |
US20230025078A1 (en) | Power converter with asymmetric switch levels | |
CN217427991U (zh) | 电压转换器电路及射频开关 | |
CN215646222U (zh) | 电源管理电路、耳机充电盒以及无线耳机系统 | |
CN100352128C (zh) | 充电装置 | |
CN212627216U (zh) | 一种基于太阳能充电的无线耳机充电盒 | |
US6133708A (en) | Radio apparatus comprising a charging device | |
CN201878243U (zh) | 获取稳定低压的直流/直流变换器以及电话机供电电路 | |
JP3101964B2 (ja) | 移動無線通信機用電源回路 | |
CN117200577A (zh) | 电压转换器电路及其控制方法、射频开关 | |
CN106130555B (zh) | 自举开关的自举电压产生电路 | |
CN101621863B (zh) | 便携式移动终端 |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
C06 | Publication | ||
PB01 | Publication | ||
C10 | Entry into substantive examination | ||
SE01 | Entry into force of request for substantive examination | ||
C14 | Grant of patent or utility model | ||
GR01 | Patent grant | ||
ASS | Succession or assignment of patent right |
Owner name: FREEDOM SEMICONDUCTORS CO. Free format text: FORMER OWNER: MOTOROLA, INC. Effective date: 20040813 |
|
C41 | Transfer of patent application or patent right or utility model | ||
TR01 | Transfer of patent right |
Effective date of registration: 20040813 Address after: Texas in the United States Patentee after: FreeScale Semiconductor Address before: Illinois, USA Patentee before: Motorola, Inc. |
|
C17 | Cessation of patent right | ||
CX01 | Expiry of patent term |
Expiration termination date: 20121008 Granted publication date: 20011128 |