CN102201747A - 电压转换装置 - Google Patents

电压转换装置 Download PDF

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CN102201747A
CN102201747A CN2010101310064A CN201010131006A CN102201747A CN 102201747 A CN102201747 A CN 102201747A CN 2010101310064 A CN2010101310064 A CN 2010101310064A CN 201010131006 A CN201010131006 A CN 201010131006A CN 102201747 A CN102201747 A CN 102201747A
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voltage
output
control switch
power supply
electric pressure
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CN102201747B (zh
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孔繁进
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Hunan Fullde Electric Co Ltd
Guangdong Fullde Electronics Co Ltd
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Hongfujin Precision Industry Shenzhen Co Ltd
Hon Hai Precision Industry Co Ltd
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Priority to US12/764,064 priority patent/US8248035B2/en
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    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02J—CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
    • H02J7/00—Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02J—CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
    • H02J2207/00—Indexing scheme relating to details of circuit arrangements for charging or depolarising batteries or for supplying loads from batteries
    • H02J2207/20—Charging or discharging characterised by the power electronics converter
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02J—CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
    • H02J2310/00—The network for supplying or distributing electric power characterised by its spatial reach or by the load
    • H02J2310/10—The network having a local or delimited stationary reach
    • H02J2310/20—The network being internal to a load
    • H02J2310/22—The load being a portable electronic device
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02J—CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
    • H02J7/00—Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries
    • H02J7/0013—Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries acting upon several batteries simultaneously or sequentially
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02J—CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
    • H02J7/00—Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries
    • H02J7/0042—Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries characterised by the mechanical construction
    • 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
    • H02M3/10—Conversion of dc power input into dc power output without intermediate conversion into ac by static converters using discharge tubes with control electrode or semiconductor devices with control electrode
    • H02M3/145—Conversion of dc power input into dc power output without intermediate conversion into ac 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
    • H02M3/155—Conversion of dc power input into dc power output without intermediate conversion into ac 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
    • H02M3/156—Conversion of dc power input into dc power output without intermediate conversion into ac 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 with automatic control of output voltage or current, e.g. switching regulators
    • H02M3/158—Conversion of dc power input into dc power output without intermediate conversion into ac 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 with automatic control of output voltage or current, e.g. switching regulators including plural semiconductor devices as final control devices for a single load
    • H02M3/1584—Conversion of dc power input into dc power output without intermediate conversion into ac 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 with automatic control of output voltage or current, e.g. switching regulators including plural semiconductor devices as final control devices for a single load with a plurality of power processing stages connected in parallel
    • 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
    • H02M3/22—Conversion of dc power input into dc power output with intermediate conversion into ac
    • H02M3/24—Conversion of dc power input into dc power output with intermediate conversion into ac by static converters
    • H02M3/28—Conversion of dc power input into dc power output with intermediate conversion into ac by static converters using discharge tubes with control electrode or semiconductor devices with control electrode to produce the intermediate ac
    • H02M3/325—Conversion of dc power input into dc power output with intermediate conversion into ac by static converters using discharge tubes with control electrode or semiconductor devices with control electrode to produce the intermediate ac using devices of a triode or a transistor type requiring continuous application of a control signal
    • H02M3/335—Conversion of dc power input into dc power output with intermediate conversion into ac by static converters using discharge tubes with control electrode or semiconductor devices with control electrode to produce the intermediate ac using devices of a triode or a transistor type requiring continuous application of a control signal using semiconductor devices only
    • H02M3/33561—Conversion of dc power input into dc power output with intermediate conversion into ac by static converters using discharge tubes with control electrode or semiconductor devices with control electrode to produce the intermediate ac using devices of a triode or a transistor type requiring continuous application of a control signal using semiconductor devices only having more than one ouput with independent control

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  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Charge And Discharge Circuits For Batteries Or The Like (AREA)

Abstract

一种电压转换装置包括输入接口连接一笔记本电脑的电源适配器；感应电阻感应电源适配器的输出电压信号；若干电源适配器电源开关设定电源适配器的额定功率；比较器将接收到的电压值与选择的额定功率对应的电压值进行比较并根据比较结果输出控制信号；第一控制开关在电源适配器轻载时闭合，在电源适配器满载时打开；电压转换器将接收到的电压进行转换；输出接口将电源适配器输出的电压提供给所述笔记本电脑；若干输出端口将电压转换器的输出电压提供给与其对应连接的电子设备。所述电压转换装置为笔记本电脑提供工作电压及提供不同的电压输出接口来满足不同的电压需要。

Description

电压转换装置
技术领域
本发明涉及一种电压转换装置，特别涉及一种连接于一笔记本电脑电源适配器与所述笔记本电脑之间的电压转换装置。
背景技术
目前USB设备的普遍使用，使得笔记本电脑的使用者常面临USB接口不够使用的问题，导致无法同时间使用多个USB设备，造成使用上需要重复插拔的困扰，而且越来越多的人拥有多种多样的电子产品，如MP3、数码相机等，用户购买这些电子产品时都配有特定的电源适配器以在这些电子设备的电力消耗完时给其充电以保证继续使用，而当人们外出时，携带大量电子设备的同时还需要携带它们各自专用的充电器，给人们的出行带来了很多不便。
发明内容
鉴于以上内容，有必要提供一种连接于一笔记本电脑电源适配器与所述笔记本电脑之间的电压转换装置，以为所述笔记本电脑提供工作电压同时将所述电源适配器输出的电压转换为不同的输出电压。
一种电压转换装置，包括：
一输入接口，用于连接一笔记本电脑的电源适配器；
一感应电阻，用于连接所述输入接口以通过所述输入接口感应电源适配器的输出电压信号；
若干电源适配器电源开关，用于设定与所述输入接口连接的电源适配器的额定功率；
一比较器，所述比较器连接所述感应电阻以通过所述感应电阻接收所述电源适配器输出的电压信号，所述比较器连接所述若干电源适配器电源开关以接收通过所述电源适配器电源开关设置的额定功率对应的电压值，所述比较器将接收到的电压值与选择的额定功率对应的电压值进行比较，并根据比较结果输出控制信号；
一第一控制开关，所述第一控制开关的控制端连接所述比较器的输出端，以在所述电源适配器轻载时所述比较器控制所述第一控制开关闭合，在所述电源适配器满载时所述比较器控制所述第一控制开关打开，所述第一控制开关的第一端连接所述感应电阻；
一电压转换器，用于连接所述第一控制开关的第二端，并在所述第一控制开关闭合时接收所述电源适配器的输出电压并将接收到的电压进行转换；
一输出接口，用于连接所述感应电阻及一笔记本电脑，以将接收到的电源适配器输出的电压提供给所述笔记本电脑；及
若干输出端口，用于连接所述电压转换器以将所述电压转换器的输出电压提供给与所述若干输出端口对应连接的电子设备。
相较现有技术，所述电压转换装置不仅可以为所述笔记本电脑提供工作电压，而且通过所述电压转换器将所述电源适配器的输出电压转换为不同的输出电压来满足不同的电压需要，给用户的使用带来了方便。
附图说明
图1为本发明电压转换装置的较佳实施方式连接一电源适配器及一笔记本电脑的示意图。
图2为本发明电压转换装置的较佳实施方式连接一电源适配器及一笔记本电脑的框图。
主要元件符号说明
本体          100
感应电阻      10
比较器        12
控制开关      13、14
充电电路      15
电压转换器    16
蓄电池            18
指示灯            19
按钮开关          20
输入接口          22
输出接口          23
过电压保护开关    30
USB接口           32
5V电压输出接口    42
12V电压输出接口   52
充电接口          21
电源适配器        200
笔记本电脑        300
具体实施方式
下面结合附图及较佳实施方式对本发明作进一步详细描述：
请参考图1及图2，本发明电压转换装置连接于一笔记本电脑的电源适配器200与所述笔记本电脑300之间。所述电压转换装置的较佳实施方式包括一本体100、一感应电阻10、一比较器12、两控制开关13及14、一充电电路15、一电压转换器16、一蓄电池18、若干指示灯19、一按钮开关20、一输入接口22、一输出接口23、若干适配器电源开关24、若干过电压保护开关30及若干输出端口。在本实施例中，所述若干输出端口包括三个USB接口32、一5V电压输出接口42、一12V电压输出接口52及一充电接口21。所述电压转换器16为一直流电压转换器，本实施方式中，指示灯19的数量为五个，用于指示所述蓄电池18的电量，如五个指示灯分别指示所述蓄电池18的剩余电量为10％、20％、30％、40％及50％，当所述蓄电池18的剩余电量为大约20％时，用于指示20％剩余电量的指示灯19点亮，所述若干过电压保护开关30为自恢复保险丝，适配器电源开关24的数量为五个，分别连接所述比较器12，每一适配器电源开关24设置一电源适配器的额定功率，如30瓦、60瓦、90瓦、120瓦及150瓦，通过按下对应电源适配器的额定功率的适配器电源开关24即可将所述电源适配器的额定功率对应的电压值输入给所述比较器12，所述比较器12将所述电源适配器200输出的实际功率对应的电压值与所述额定功率对应的电压值进行比较，以判断所述电源适配器200是否能提供输出电压给所述电压转换装置，所述充电电路15用于为所述蓄电池充电，为现有技术，故这里不再详细叙述。所述输入接口22、三个USB接口32、5V电压输出接口42、12V电压输出接口52、输出接口23、充电接口21、指示灯19、适配器电源开关24及按钮开关20均设置在所述本体100的表面上，具体设置位置可根据需要进行放置，图中仅为示意性表示。
所述输入接口22连接所述感应电阻10及通过线缆连接所述电源适配器200，所述比较器12连接所述感应电阻10以通过所述感应电阻10接收所述电源适配器200的输出电压信号，所述感应电阻10还连接所述输出接口23，所述输出接口23通过线缆连接所述笔记本电脑300以将所述电源适配器200的输出电压输出给所述笔记本电脑300，所述比较器12连接若干适配器电源开关24，通过所述适配器电源开关24设置与所述输入接口22连接的电源适配器的额定功率，所述比较器12将通过所述感应电阻10接收到的电压值与选择的额定功率对应的电压值进行比较，当接收到的电压值小于选择的额定功率对应的电压值时，所述电源适配器200处于轻载状态，当接收的电压值等于选择的额定功率对应的电压值时，所述电源适配器200处于满载状态，所述比较器12的输出端连接所述控制开关13及14的控制端，以根据比较结果控制所述控制开关13及14的闭合或打开，所述控制开关13的第一端连接所述感应电阻10，所述控制开关13的第二端连接所述充电电路15的输入端及所述电压转换器16的第一输入端，所述充电电路15的输入端及所述电压转换器16的第一输入端在所述控制开关13闭合时接收所述电源适配器200输出的电压，所述电压转换器16将接收到的电压进行转换，所述按钮开关20连接所述充电电路15的输出端、所述蓄电池18的输入端及所述充电接口21，所述充电电路15在所述按钮开关20按下时通过所述充电接口21为与所述充电接口21相连接的电子设备充电及为所述蓄电池18充电，所述指示灯19连接所述蓄电池18以将所述蓄电池18的电量进行显示，所述电压转换器16的第二输入端经所述控制开关14连接所述蓄电池18，以在所述控制开关14闭合时接收所述蓄电池18输出的电压并将其进行转换，所述电压转换器16的输出端分别连接若干过电压保护开关30，所述过电压保护开关30分别连接所述USB接口32、5V电压输出接口42及12V电压输出接口52，所述电压转换器16输出的电压通过所述USB接口32、5V电压输出接口42及12V电压输出接口52提供给与其对应连接的电子设备，所述过电压保护开关30在所述电压转换器16输出的电压过大时断开，以防止所述电压转换器16的输出电压通过所述USB接口32、5V电压输出接口42及12V电压输出接口52提供给与其对应连接的电子设备而使所述电子设备损坏。
使用时，当所述电源适配器200连接一交流电源时，首先根据所述电源适配器200的额定功率选择对应该额定功率的适配器电源开关24，所述感应电阻10通过所述输入接口22感应所述电源适配器200输出的电压信号并输出给笔记本电脑300及所述比较器12，所述比较器12将接收到的电压值与通过所述适配器电源开关24选择的所述电源适配器200的额定功率对应的电压值进行比较，当接收到的电压值小于选择的额定功率对应的电压值，即所述电源适配器处于轻载时，所述比较器12控制所述控制开关13闭合而控制所述控制开关14打开，此时按下所述按钮开关20，所述充电电路15通过所述充电接口21为与所述充电接口21连接的充电设备充电及为所述蓄电池18充电，所述电压转换器16将接收到的电压转换为5V及12V电压，并将转换后的5V电压通过与所述USB接口32及所述5V电压输出接口42对应连接的过电压保护开关30提供给所述USB接口32及与所述5V电压输出接口42连接的电子设备，所述电压转换器16转换后的12V电压通过与所述12V电压输出接口52对应连接的过电压保护开关30提供给与所述12V电压输出接口52连接的电子设备，当所述电压转换器16输出的电压过大时，所述过电压保护开关30断开，以防止所述电压转换器16的输出电压通过所述USB接口32、5V电压输出接口42及12V电压输出接口52提供给与其对应连接的电子设备而使所述电子设备损坏。
当所述比较器12接收到的电压值等于通过所述适配器电源开关24选择的额定功率对应的电压值，即所述电源适配器处于满载时，所述比较器12控制所述控制开关13打开而控制所述控制开关14闭合，此时所述充电电路15没有输入电压将不会通过所述充电接口21为与所述充电接口21连接的电子设备充电及为所述蓄电池18充电，此时所述蓄电池18放电，所述电压转换器16接收所述蓄电池18输出的电压并将接收到的电压转换为5V及12V电压，并将转换后的5V电压通过与所述USB接口32及所述5V电压输出接口42对应连接的过电压保护开关30提供给所述USB接口32及与所述5V电压输出接口42连接的电子设备，所述电压转换器16转换后的12V电压通过与所述12V电压输出接口52对应连接的过电压保护开关30提供给与所述12V电压输出接口52连接的电子设备，当所述电压转换器16输出的电压过大时，所述过电压保护开关30断开，以防止所述电压转换器16的输出电压通过所述USB接口32、5V电压输出接口42及12V电压输出接口52提供给与其对应连接的电子设备而使所述电子设备损坏。
当所述电源适配器200与交流电源断开连接后，所述蓄电池18继续放电，所述电压转换器16接收所述蓄电池18输出的电压并将接收到的电压转换为5V及12V电压，并将转换后的5V电压通过与所述USB接口32及所述5V电压输出接口42对应连接的过电压保护开关30提供给所述USB接口32及与所述5V电压输出接口42连接的电子设备，所述电压转换器16转换后的12V电压通过与所述12V电压输出接口52对应连接的过电压保护开关30提供给与所述12V电压输出接口52连接的电子设备，从而当电源适配器200与交流电源断开时，通过所述蓄电池18的持续供电使分别与所述USB接口32、5V电压输出接口42及12V电压输出接口52连接的电子设备持续工作一段时间，从而避免连接的电子设备断电而造成传输中断或数据流失。
所述电压转换装置不仅可以为所述笔记本电脑300提供工作电压，为充电设备进行充电，并且提供多个USB接口以解决笔记本电脑USB接口不够使用的问题及提供不同的电压输出接口来满足不同的电压需要。

Claims (8)

1.一种电压转换装置，包括：
一输入接口，用于连接一笔记本电脑的电源适配器；
一感应电阻，用于连接所述输入接口以通过所述输入接口感应电源适配器的输出电压信号；
若干电源适配器电源开关，用于设定与所述输入接口连接的电源适配器的额定功率；
一比较器，所述比较器连接所述感应电阻以通过所述感应电阻接收所述电源适配器输出的电压信号，所述比较器连接所述若干电源适配器电源开关以接收通过所述电源适配器电源开关设置的额定功率对应的电压值，所述比较器将接收到的电压值与选择的额定功率对应的电压值进行比较，并根据比较结果输出控制信号；
一第一控制开关，所述第一控制开关的控制端连接所述比较器的输出端，以在所述电源适配器轻载时所述比较器控制所述第一控制开关闭合，在所述电源适配器满载时所述比较器控制所述第一控制开关打开，所述第一控制开关的第一端连接所述感应电阻；
一电压转换器，用于连接所述第一控制开关的第二端，并在所述第一控制开关闭合时接收所述电源适配器的输出电压并将接收到的电压进行转换；
一输出接口，用于连接所述感应电阻及一笔记本电脑，以将接收到的电源适配器输出的电压提供给所述笔记本电脑；及
若干输出端口，用于连接所述电压转换器以将所述电压转换器的输出电压提供给与所述若干输出端口对应连接的电子设备。
2.如权利要求1所述的电压转换装置，其特征在于：所述的电压转换装置还包括若干与所述输出端口一一对应的过电压保护开关，每一过电压保护开关连接于对应输出端口与所述电压转换器之间，用于在所述电压转换器输出的电压过大时断开，以防止所述电压转换器的输出电压通过输出端口提供给与所述输出端口对应连接的电子设备。
3.如权利要求1所述的电压转换装置，其特征在于：所述的电压转换装置还包括一充电电路、一按钮开关、一充电接口及一蓄电池，所述充电电路的输入端连接所述第一控制开关的第二端，所述充电电路的输出端经所述按钮开关连接所述充电接口及所述蓄电池，当所述第一控制开关闭合，并在所述按钮开关按下时，所述充电电路通过所述充电接口输出电压给与所述充电接口连接的电子设备充电及为所述蓄电池充电。
4.如权利要求3所述的电压转换装置，其特征在于：所述的电压转换装置还包括一第二控制开关，所述第二控制开关的控制端连接所述比较器的输出端，以在所述电源适配器轻载时所述比较器控制所述第一控制开关打开，在所述电源适配器满载时所述比较器控制所述第一控制开关关闭，所述第二控制开关的第一端连接所述蓄电池，所述第二控制开关的第二端连接所述电压转换电路，所述蓄电池在所述第二控制闭合时输出电压给所述电压转换器，所述电压转换器接收所述蓄电池的输出电压并将其进行转换后输出给所述若干输出端口。
5.如权利要求4所述的电压转换装置，其特征在于：所述的电压转换装置还包括若干指示灯，用于指示所述蓄电池的电量。
6.如权利要求5所述的电压转换装置，其特征在于：所述输入接口、输出端口、输出接口、充电接口、指示灯、适配器电源开关及按钮开关均设置在所述本体的表面上。
7.如权利要求6所述的电压转换装置，其特征在于：所述若干输出端口包括三个USB接口、一5V电压输出接口及一12V电压输出接口。
8.如权利要求7所述的电压转换装置，其特征在于：所述电压转换器为一直流电压转换器，所述过电压保护开关为自恢复保险丝。
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Cited By (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104300591A (zh) * 2013-07-17 2015-01-21 联想(北京)有限公司 功率分配器的控制方法以及功率分配器
CN104868509A (zh) * 2014-02-21 2015-08-26 联想(北京)有限公司 一种控制方法及外置电池
US9235224B2 (en) 2012-08-10 2016-01-12 Minwa Energy Auto Switch Technology Company Limited Device for regulating voltage
CN105591538A (zh) * 2014-10-21 2016-05-18 联想(北京)有限公司 通用串行总线功率传输装置
CN110456147A (zh) * 2019-08-29 2019-11-15 无锡睿勤科技有限公司 一种电源适配器的瓦数信息获取方法、装置及电子设备
CN112527593A (zh) * 2020-11-23 2021-03-19 苏州浪潮智能科技有限公司 一种服务器预警调节系统及介质

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102011081906A1 (de) * 2011-08-31 2013-02-28 Bayerische Motoren Werke Aktiengesellschaft Elektrochemisches Energiespeichersystem
JP5613135B2 (ja) * 2011-10-31 2014-10-22 レノボ・シンガポール・プライベート・リミテッド 携帯端末装置の電池ユニットおよび電力の供給方法
US10038427B2 (en) 2012-10-17 2018-07-31 Qualcomm Incorporated Power path switching in an electronic device including a plurality of charging ports
US9312577B2 (en) * 2012-11-09 2016-04-12 Battelle Energy Alliance, Llc Circuits and methods for determination and control of signal transition rates in electrochemical cells
WO2014168634A1 (en) 2013-04-12 2014-10-16 Hewlett-Packard Development Company, Lp Determining an attribute of an adapter based on a ratio of voltage divider output voltages
WO2016153576A1 (en) * 2015-03-20 2016-09-29 Dialog Semiconductor Inc. Soft-short overvoltage protection for data lines in quick charge usb charger
CN109768599B (zh) * 2016-11-29 2023-09-12 海信视像科技股份有限公司 一种基于多usb-c接口的充电方法及主设备
US11112844B2 (en) * 2017-05-24 2021-09-07 Qualcomm Incorporated Universal serial bus (USB) type-C and power delivery port with scalable power architecture
CN111694779A (zh) * 2020-06-18 2020-09-22 京东方科技集团股份有限公司 接口切换装置、通信设备及接口切换方法

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6498460B1 (en) * 2001-12-14 2002-12-24 Compaq Information Technologies Group, L.P. Prioritization-based power management protocol in a computer system
US20030126474A1 (en) * 2001-12-28 2003-07-03 Sawyers Thomas P. Technique for conveying overload conditions from an AC adapter to a load powered by the adapter
CN1794001A (zh) * 2004-12-23 2006-06-28 戴尔产品有限公司 通过测量输入充电电压来检验智能电池故障的方法及相关系统
CN201378747Y (zh) * 2009-02-13 2010-01-06 广州西格美信电子科技有限公司 可自供电的电源适配器

Family Cites Families (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5825155A (en) * 1993-08-09 1998-10-20 Kabushiki Kaisha Toshiba Battery set structure and charge/ discharge control apparatus for lithium-ion battery
JP3767767B2 (ja) * 1997-11-28 2006-04-19 ソニー株式会社 充電制御方法及び充電制御装置
JP3509725B2 (ja) * 2000-09-06 2004-03-22 富士通株式会社 電源制御回路、電源装置、電源制御方法及び電子機器
CA2374344C (en) * 2001-03-01 2006-02-21 Research In Motion Limited Multifunctional charger system and method
US6597153B1 (en) * 2002-06-03 2003-07-22 O2Micro International Limited Fast transient charging circuit
US7581130B2 (en) * 2004-11-12 2009-08-25 Hewlett-Packard Development Company, L.P. Power management system and method
US7526659B2 (en) * 2005-02-01 2009-04-28 Hewlett-Packard Development Company, L.P. Systems and methods for controlling use of power in a computer system
US7853818B2 (en) * 2005-02-25 2010-12-14 Intel Corporation Modifying power adapter output
US7688046B2 (en) * 2005-07-25 2010-03-30 Apple Inc. Power converters having varied switching frequencies
DE112008001225B4 (de) * 2007-05-01 2012-10-11 Hewlett-Packard Co. (N.D.Ges.D.Staates Delaware) Zweirichtungssteuerung eines Leistungsadapters und einer Last
US8450977B2 (en) * 2007-12-20 2013-05-28 O2Micro, Inc. Power management systems with charge pumps
CN102301302A (zh) * 2009-01-31 2011-12-28 惠普开发有限公司 系统能量的计算
US8143923B2 (en) * 2009-12-07 2012-03-27 Semiconductor Components Industries, Llc Circuit and method for determining a current

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6498460B1 (en) * 2001-12-14 2002-12-24 Compaq Information Technologies Group, L.P. Prioritization-based power management protocol in a computer system
US20030126474A1 (en) * 2001-12-28 2003-07-03 Sawyers Thomas P. Technique for conveying overload conditions from an AC adapter to a load powered by the adapter
CN1794001A (zh) * 2004-12-23 2006-06-28 戴尔产品有限公司 通过测量输入充电电压来检验智能电池故障的方法及相关系统
CN201378747Y (zh) * 2009-02-13 2010-01-06 广州西格美信电子科技有限公司 可自供电的电源适配器

Cited By (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US9235224B2 (en) 2012-08-10 2016-01-12 Minwa Energy Auto Switch Technology Company Limited Device for regulating voltage
CN104300591A (zh) * 2013-07-17 2015-01-21 联想(北京)有限公司 功率分配器的控制方法以及功率分配器
CN104868509A (zh) * 2014-02-21 2015-08-26 联想(北京)有限公司 一种控制方法及外置电池
CN104868509B (zh) * 2014-02-21 2017-12-26 联想(北京)有限公司 一种控制方法及外置电池
CN105591538A (zh) * 2014-10-21 2016-05-18 联想(北京)有限公司 通用串行总线功率传输装置
CN105591538B (zh) * 2014-10-21 2018-06-29 联想(北京)有限公司 通用串行总线功率传输装置
CN110456147A (zh) * 2019-08-29 2019-11-15 无锡睿勤科技有限公司 一种电源适配器的瓦数信息获取方法、装置及电子设备
CN110456147B (zh) * 2019-08-29 2021-12-24 无锡睿勤科技有限公司 一种电源适配器的瓦数信息获取方法、装置及电子设备
CN112527593A (zh) * 2020-11-23 2021-03-19 苏州浪潮智能科技有限公司 一种服务器预警调节系统及介质

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US8248035B2 (en) 2012-08-21

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