JPH11143591A - Power unit - Google Patents

Power unit

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Publication number
JPH11143591A
JPH11143591A JP9308382A JP30838297A JPH11143591A JP H11143591 A JPH11143591 A JP H11143591A JP 9308382 A JP9308382 A JP 9308382A JP 30838297 A JP30838297 A JP 30838297A JP H11143591 A JPH11143591 A JP H11143591A
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JP
Japan
Prior art keywords
secondary battery
circuit
charging
ac
power supply
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.)
Pending
Application number
JP9308382A
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Japanese (ja)
Inventor
Toru Yao
徹 八尾
Original Assignee
Matsushita Electric Ind Co Ltd
松下電器産業株式会社
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Publication date
Application filed by Matsushita Electric Ind Co Ltd, 松下電器産業株式会社 filed Critical Matsushita Electric Ind Co Ltd
Priority to JP9308382A priority Critical patent/JPH11143591A/en
Publication of JPH11143591A publication Critical patent/JPH11143591A/en
Application status is Pending legal-status Critical

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Abstract

PROBLEM TO BE SOLVED: To provide a power unit capable of efficiently charging a preliminary secondary battery, of allowing a user to prepare the preliminary secondary battery and exchange batteries at appropriate time, and of miniaturizing electric equipment main body with reduced weight with a built-in secondary battery.
SOLUTION: An AC/DC conversion circuit 10, a DC output/charge control circuit 12 and a charging circuit 11 are provided inside an AC adapter 1 connected to an electric equipment main body 2 with a built-in secondary battery 21. The AC/DC conversion circuit 10 feeds power to the electric equipment main body 2 and the charging circuit 11, and simultaneously charges the electric equipment main body 2 and the preliminary secondary battery 13 connected to the secondary batter 21 and the charging circuit 11. Thus, this power unit capable of efficiently charging and exchanging the secondary battery and miniaturizing the electric equipment main body with reduced weight is obtained.
COPYRIGHT: (C)1999,JPO

Description

【発明の詳細な説明】 DETAILED DESCRIPTION OF THE INVENTION

【0001】 [0001]

【発明の属する技術分野】本発明は、電気機器本体に内蔵した2次電池を含む電源回路と、充電回路を含むAC The present invention relates includes a power supply circuit including a secondary battery built in electrical equipment, AC power, including a charging circuit
アダプターを備えた電源装置に関する。 It relates to a power supply device provided with the adapter.

【0002】 [0002]

【従来の技術】ノートブック型コンピュータなどの携帯可能な小型電気機器の電源回路に、ワイヤレスで電気機器の使用が可能なように2次電池を内蔵しているものが多い。 The power supply circuit of the portable small electric equipment such BACKGROUND ART notebook computers, there are many that use of electrical equipment wirelessly has a built-in secondary battery as possible. この2次電池は、電気機器内部の充電機能を備えた電源回路内に設けられて、ACアダプターの接続によって、AC電源で充電される。 The secondary battery is provided in a power supply circuit having a charging function of the internal electrical equipment, the connection of the AC adapter, is charged with an AC power source.

【0003】図2に、従来の電源装置の構成図を示す。 [0003] FIG. 2 shows a block diagram of a conventional power supply device.
図2において、31はACアダプター、40はACアダプター31内蔵のAC/DC変換回路、41はAC電源とAC/DC変換回路40を接続するプラグ、32は電気機器本体、33はAC/DC変換回路40から給電されるDC/DC変換回路、34は2次電池36の充電回路、35は電気機器本体32内蔵の電源制御回路、36 2, 31 is an AC adapter, 40 AC adapter 31 built-in AC / DC conversion circuit, 41 is a plug for connecting the AC power supply and AC / DC converting circuit 40, 32 is an electric device body, 33 is AC / DC converter DC / DC converter circuit fed from the circuit 40, the charging circuit of the secondary battery 36 is 34, 35 electric apparatus unit 32 built in power supply control circuit, 36
は電気機器本体32内蔵の2次電池である。 Is a secondary battery of an electric device main body 32 therein.

【0004】AC/DC変換回路40は、プラグ41を介したAC電源を入力としてDC電力を出力する。 [0004] AC / DC converter circuit 40 outputs DC power as an input the AC power supply via a plug 41. このDC電力はDC/DC変換回路33により所定のDC電圧に変換されて電気機器本体32の電気回路や電気部品(図示を省略)に供給する。 The DC power is supplied to electric circuits and electric parts of the electric device main body 32 (not shown) is converted into a predetermined DC voltage by the DC / DC converter circuit 33.

【0005】充電回路34は、DC/DC変換回路33 [0005] The charging circuit 34, DC / DC converter circuit 33
からDC電源を受けて、電源制御回路35の制御のもとに、二次電池36を充電する。 Receiving DC power from, under the control of the power supply control circuit 35 to charge the secondary battery 36.

【0006】電源制御回路35は、AC電源の停電やA [0006] The power supply control circuit 35, AC power supply of a power outage or A
Cプラグ41がAC電源コンセントに差し込まれていない状態を検出して、電気機器本体32の電気回路や電気部品への給電を、AC電源から二次電池36に自動的に切り替えて電気機器本体32の動作を継続させる。 By detecting the state of C plug 41 is not plugged into an AC power outlet, the power supply to the electrical circuit or electrical components of the electrical device body 32, electrical apparatus automatically switched to the secondary battery 36 from the AC power supply main 32 to continue the operation.

【0007】 [0007]

【発明が解決しようとする課題】しかしながら、前述した従来の構成では、電気機器本体を使用しながらでの2 [SUMMARY OF THE INVENTION However, 2 in the conventional configuration described above, while using the electric apparatus unit
次電池の充電は、完了するまでに長時間を要する。 Charging of the next cell, it takes a long time to complete. 従って、使用者が電気機器をAC電源に接続できない場所で使用したい場合、ACアダプターから電池による給電に切り替えようとしても、2次電池の充電が終了していないために、電気機器が動作しない可能性がある。 Therefore, if you wish to use in places where the user can not connect the electrical device to the AC power supply, even try to switch from AC adapter to the power supply by the battery, for charging the secondary battery is not completed, can the electrical device does not work there is sex. この対策に、予備の電池を常に準備しようとすれば、予備の電池を充電するための充電器と予備の2次電池を電気機器と共に携帯する必要があり、携帯性の面からも不便である。 This measure, if an attempt is always ready spare batteries, it is necessary to carry 2 battery charger and a spare for charging spare battery with electrical equipment, which is inconvenient from the portability of the surface .

【0008】また、電気機器本体内に充電機能のための回路およびその収納容積が必要であり、電気機器本体の小型軽量化のためには、負担が大きい。 Further, it is necessary circuitry and storage volume for the charging function in an electric device body, in order to reduce the size and weight of the electric apparatus unit has a large burden.

【0009】本発明は、上記の課題を解決して、内蔵および予備の2次電池の充電を急速かつ効率的に行い、電気機器本体の小型化を図ることができる電源装置を提供することを目的とする。 [0009] The present invention is to solve the above problems, charges the secondary battery built and pre rapidly and efficiently, to provide a power supply device which can reduce the size of the electric apparatus unit for the purpose.

【0010】 [0010]

【課題を解決するための手段】上記目的を達成するために本発明の電源装置は、電気機器本体内部に2次電池を含み、この2次電池用の充電回路を含まない電源回路と、電気機器本体の外部にあり、AC/DC変換回路と充電回路とを内蔵するACアダプターとを備え、AC/ Power supply of the present invention in order to achieve the above object In order to achieve the above, include an electrical apparatus main body internal to the secondary battery, and a power supply circuit which does not include a charging circuit for the secondary battery, electrical It is outside the apparatus main body, and a AC adapter with a built-in and AC / DC converter circuit and the charging circuit, AC /
DC変換回路は、電気機器本体への電力供給と、充電回路に接続される電気機器本体外部の予備の2次電池への充電を同時に行えるように構成する。 DC conversion circuit, the power supply to the electric apparatus body and configured to allow charging of the secondary battery electric apparatus unit outside the reserve to be connected to the charging circuit at the same time.

【0011】また、ACアダプター内の充電回路は、A [0011] In addition, the charging circuit in the AC adapter, A
Cアダプターに直接接続される電気機器本体外部の予備の2次電池と、前記電気機器本体内の2次電池とを同時に充電するように構成する。 And a secondary battery electric apparatus unit outside the reserve to be directly connected to the C adapter, configured to charge the secondary battery in the electric apparatus unit simultaneously.

【0012】本発明によれば、電気機器本体内部および外部に接続された2つの2次電池の充電を急速かつ効率的に行うことができ、さらに、電気機器本体の小型化を図ることができる電源装置が得られる。 According to the present invention, the charging of two secondary batteries connected to the electric apparatus body inside and outside can be performed rapidly and efficiently, it is possible to further reduce the size of the electric apparatus unit the power supply device is obtained.

【0013】 [0013]

【発明の実施の形態】本発明の請求項1に記載の発明は、電気機器本体内にあって2次電池を含む電源回路と、前記電気機器本体の外部にあり、AC/DC変換回路と二次電池の充電回路を内蔵するACアダプターとを備え、前記AC/DC変換回路は、前記電源回路への電力供給と、前記電気機器本体外部にあって前記充電回路に接続される予備の2次電池への充電とを、同時にまたは前記充電のみを行うように構成された電源装置であり、ACアダプターを電気機器本体に接続しての使用中であっても、ACアダプターのみでも、ACアダプターに予備の2次電池を直接接続して急速な充電が行えるため、予備の2次電池の充電が効率的に行え、使用者が適時に予備の2次電池の準備や、電気機器内部の2次電池の交換が可能になり、ま The invention according to claim 1 of the embodiment of the present invention includes a power supply circuit including the secondary battery be in the electric apparatus unit, located outside the electrical apparatus main body, and the AC / DC converter circuit and a AC adapter with a built-in charge circuit for a secondary battery, the AC / DC converter circuit, a power supply to the power supply circuit, a second pre-connected to the charging circuit be in the electric apparatus unit outside and charging of the next cell, a power source device constructed as simultaneously or perform only the charging, even during use of by connecting the AC adapter to the electric apparatus unit, even only with the AC adapter, AC adapter since the enable rapid charging directly connecting the secondary battery of spare, charging of the secondary battery of spare efficiently performed, the user is ready and the secondary battery of pre-timely, the internal electrical equipment 2 replace the following battery becomes possible, or 、ACアダプターが充電器を兼用するため、専用の充電器を持ち歩く必要がなくなり、携帯面でより便利になるとともに、充電回路を電気機器本体から削除できるために電気機器本体の小型軽量化も図れるという作用が得られる。 Because the AC adapter also serves as a charger, there is no need to carry a dedicated charger, it becomes more convenient in mobile surface, thereby also smaller and lighter electric apparatus unit to be deleted charging circuit from electric apparatus unit action that can be obtained.

【0014】本発明の請求項2に記載の発明は、ACアダプター内蔵の充電回路に接続される予備の2次電池と、前記電気機器本体内にあり、前記充電回路に接続される2次電池とを同時に充電するように構成された請求項1記載の電源装置で、本発明の請求項1の作用に加えて、予備の2次電池と電気機器内蔵の2次電池を同時に充電できて、充電時間の短縮と電気機器のワイヤレスでの使用時間の延長という作用が得られる。 [0014] The invention according to claim 2 of the present invention, a secondary battery of pre-connected to the charging circuit of the AC adapter built, located in the electric device main body, a secondary battery connected to the charging circuit in the power supply device according to claim 1, wherein configured to charge for both simultaneously, in addition to the operation of claim 1 of the present invention, it can charge a secondary battery and a secondary battery of the electrical device internal spare time, effect that extension of the operating time of wireless shortened and the electric device of the charging time can be obtained.

【0015】以下、本発明の電源装置の実施の形態を、 [0015] Hereinafter, embodiments of the power supply of the present invention,
図1を参照しながら説明する。 Referring to Figure 1 will be described. (実施の形態1)図1は、本発明の電源装置の実施の形態を示す構成図である。 1 (Embodiment 1) is a structural diagram showing an embodiment of a power supply device of the present invention.

【0016】1はACプラグ3でAC電源と接続されるACアダプターで、ACプラグ3に接続されるAC/D [0016] 1 in the AC adapter to be connected to the AC power supply in the AC plug 3, AC / D which is connected to the AC plug 3
C変換回路10と、充電回路11と、DC出力・充電制御回路12を内蔵している。 A C conversion circuit 10, a charging circuit 11, incorporates a DC output, the charging control circuit 12.

【0017】2は電気機器本体で、DC/DC変換回路22と、電源制御回路20と、2次電池21とを含む電源回路を内蔵しており、この電源回路はACアダプター1と接続部材であるコネクター14とケーブル15で接続されている。 [0017] 2 in the electric apparatus unit includes a DC / DC converter circuit 22, a power supply control circuit 20 incorporates a power circuit including a secondary battery 21, the power supply circuit is a connecting member and the AC adapter 1 It is connected by a certain connector 14 and the cable 15. 13は予備の2次電池で、ACアダプター1内の充電回路11とDC出力・充電制御回路12 13 is a secondary battery of the pre-charging circuit 11 and the DC output, the charging control circuit 12 of the AC adapter 1
に、接続部材であるコネクター16とケーブル17によって接続されている。 To, and is connected by the connector 16 and the cable 17 is connected member.

【0018】AC/DC変換回路10は、AC電源からDC電圧を出力する回路で、電気機器本体2へコネクタ14とケーブル15を介して電力を供給し、同時に充電回路11にも電力を供給する。 [0018] AC / DC converter circuit 10 supplies a circuit for outputting a DC voltage from the AC power supply, supplies power via the connector 14 and the cable 15 to the electric apparatus body 2, the power to the charging circuit 11 at the same time .

【0019】充電回路11は、コネクタ16とケーブル17を介して接続される予備の2次電池13と、コネクタ14とケーブル15を介して接続した電気機器本体2 The charging circuit 11 includes a connector 16 and a spare secondary batteries 13 connected through the cable 17, the connector 14 and the electric device main body 2 that is connected via a cable 15
内蔵の2次電池21とをAC/DC変換回路10からの電力供給により充電する。 Built-in and a secondary battery 21 is charged by electric power supply from the AC / DC converter circuit 10. また、AC/DC変換回路1 In addition, AC / DC conversion circuit 1
0から給電される電圧や電流の異常の検出や、2次電池13と21への充電電圧や電流を調整する。 0 detection of abnormal voltage or current supplied from, for adjusting the charging voltage and current to the secondary battery 13 and 21.

【0020】DC/DC変換回路22は、AC/DC変換回路10から、または、2次電池21から供給される単一DC電圧を電気機器本体2内の各部品や回路に応じた安定した電圧レベルに変換して出力する回路で、入力される電圧や電流の異常を検出したり、出力を調整する機能を持っている。 [0020] DC / DC converter circuit 22 from the AC / DC converting circuit 10, or a stable voltage corresponding to a single DC voltage supplied from the secondary battery 21 to the respective components and circuits in the electric apparatus body 2 in the circuit that converts the level, or detects an abnormality of the voltage or current input, has the function of adjusting the output.

【0021】電源制御回路20は、DC/DC変換回路22で検出されたDC電圧の入力状態や、2次電池21 The power control circuit 20, and an input state of the detected DC voltage DC / DC converter circuit 22, the secondary battery 21
からの充電状況や温度情報を取り込み、DC/DC変換回路22からの出力電力を制御したり、コネクタ16とケーブル17を介してACアダプター1内のDC出力・ The charge status and temperature information from the incorporation, to control the output power from the DC / DC converter circuit 22, DC power and the AC adapter 1 via the connector 16 and cable 17
充電制御回路12に情報を送る回路である。 The charge control circuit 12 is a circuit to send the information.

【0022】DC出力・充電制御回路12は、充電回路11で検出されたDC電圧の入力状態や、予備の2次電池13からの充電状況や温度情報、さらには、電気機器本体2内の電源制御回路20からの情報を取り込み、A The DC output, the charging control circuit 12, and an input state of the detected DC voltage charging circuit 11, the charging status and the temperature information from the preliminary secondary battery 13, and further, the power of the electric device main body 2 It captures information from the control circuit 20, a
C/DC変換回路10からのDC出力や充電回路11からの充電出力V31,V32を制御する回路である。 A circuit for controlling the charging output V31, V32 from the DC output and the charging circuit 11 from the C / DC converter circuit 10.

【0023】次に、本実施の形態の電源装置の動作について説明する。 Next, the operation of the power supply unit of the embodiment. 使用者が電気機器本体2にACアダプター1を接続して電気機器本体を使用する場合、即ち、A If the user uses the electric apparatus unit by connecting the AC adapter 1 to the electric apparatus body 2, ie, A
C/DC変換回路10がDC/DC変換回路22に給電する場合に、コネクタ16に予備の2次電池13を接続することで、充電回路11から2次電池13への充電と電気機器本体2の動作が同時に行われる。 If the C / DC converter circuit 10 to power the DC / DC converter circuit 22, by connecting spare secondary battery 13 to the connector 16, the charging and the electric device main body 2 from the charging circuit 11 to the secondary battery 13 the operation of is carried out at the same time.

【0024】予備の2次電池13の充電出力状態信号A The charge output state signal A spare secondary battery 13
は、充電回路11によって検出され、DC出力・充電制御回路12に送られる。 Is detected by the charging circuit 11, it is sent to the DC output, the charging control circuit 12. もし、電圧、電流に異常があれば、DC出力・充電制御回路12は、AC/DC変換回路10のDC出力V2を止めたり、充電回路11からの充電出力V32を止めるように制御する。 If the voltage, if there is an abnormality in the current, DC output, the charging control circuit 12, or stops the DC output V2 of the AC / DC converter circuit 10 is controlled to stop charging output V32 from the charging circuit 11.

【0025】また、DC出力・充電制御回路12は、予備の2次電池13から充電状況信号B1を検出し、満充電時に充電回路11からの充電出力V32を停止したり、2次電池13から温度状況信号B2を検出して、異常があれば、充電回路11からの充電出力V32を停止するように制御を行い、安全性を確保する。 Further, DC power and charge control circuit 12 detects the charge status signal B1 from the spare secondary battery 13, and stop the charging output V32 from the charging circuit 11 to the fully charged state, the secondary battery 13 It detects the temperature condition signal B2, if any abnormality, performs control so as to stop charging the output V32 from the charging circuit 11, to ensure safety.

【0026】さらに、充電回路11が、電気機器本体2 [0026] In addition, the charging circuit 11, electrical equipment main body 2
の2次電池21とACアダプター1に接続された予備の2次電池13とを同時に充電を行う場合、電源制御回路20は2次電池21から充電状況信号C1を検出し、満充電時はACアダプター1内のDC出力・充電制御回路12に信号D1を送り、充電回路11からの充電出力V The secondary battery 21 in the case where the AC adapter 1 connected to spare and a secondary battery 13 simultaneously charged, the power supply control circuit 20 detects the charge status signal C1 from the secondary battery 21, when fully charged AC sends a signal D1 to the DC output, the charge control circuit 12 in the adapter 1, the charge output V from the charging circuit 11
31を停止したり、2次電池21から温度状況信号C2 31 or stop, the temperature condition signal C2 from the secondary battery 21
を検出して、異常があれば、同じくDC出力・充電制御回路12に信号D2を送って知らせ、充電回路11からの充電出力V31を停止するように制御を行い、安全性を確保する。 And detecting, if any abnormality, also inform sends a signal D2 to the DC output, the charging control circuit 12 performs control so as to stop charging the output V31 from the charging circuit 11, to ensure safety.

【0027】なお、実施の形態1で、2次電池側のコネクター16とACアダプター側のケーブル17で予備の2次電池13をACアダプターに接続する例を説明したが、本発明は、2次電池13をACアダプター1へ接続することにあるので、この実施の形態1に限定されない。 [0027] In the first embodiment, a description has been given of an example of connecting a spare secondary battery 13 to the AC adapter connector 16 of the secondary battery side and the AC adapter side of the cable 17, the present invention is, secondary since the connecting the battery 13 to the AC adapter 1 is not limited to the first embodiment. 例えば、ACアダプター1の筐体に設けたコネクタに予備の2次電池を接続しても同じ効果が得られる。 For example, it is connected to the secondary battery of spare connector provided on the housing of AC adapter 1 the same effect is obtained.

【0028】 [0028]

【発明の効果】以上に説明したように本発明によれば、 According to the present invention described above, according to the present invention,
使用者が電気機器本体を内蔵の2次電池によって使用中であっても、あるいは、ACアダプターを接続しての使用中であっても、ACアダプターに予備の2次電池を直接接続して急速な充電が行えるため、予備の2次電池の充電が効率的に行え、使用者が適時に予備電池の準備や、電池の交換が可能になる。 Even a user be in use by the secondary battery built in the electric apparatus body, or even during use of by connecting the AC adapter, rapidly and directly connect the spare secondary battery to the AC adapter since capable of performing Do charging, charging of the secondary battery of spare efficiently performed, the user is ready and the reserve battery in a timely manner, it is possible to replace the battery. それに充電回路を電気機器本体から削除できるため本体の小型軽量化が図れ、またACアダプターが充電器を兼用するため、専用の充電器を持ち歩く必要はなくなり、携帯面でより便利になる効果がある。 It Hakare is size and weight of the main body because it can remove the electric apparatus main body charging circuit, and because the AC adapter also serves as a charger, no longer need to carry a dedicated charger, there is an effect to be more convenient in mobile surface .

【図面の簡単な説明】 BRIEF DESCRIPTION OF THE DRAWINGS

【図1】本発明の電源装置の実施の形態1を示す構成図 Configuration diagram showing a first embodiment of a power supply device of the present invention; FIG

【図2】従来の電源装置を示す構成図 Figure 2 is a configuration diagram showing a conventional power supply device

【符号の説明】 DESCRIPTION OF SYMBOLS

1 ACアダプター 2 電気機器本体 3 プラグ 10 AC/DC変換回路 11 充電回路 12 DC出力・充電制御回路 13 2次電池 20 電源制御回路 21 2次電池 22 DC/DC変換回路 1 AC adapter 2 electric apparatus unit 3 plug 10 AC / DC converting circuit 11 charging circuit 12 DC output, the charge control circuit 13 secondary battery 20 power supply control circuit 21 secondary battery 22 DC / DC converter circuit

Claims (2)

    【特許請求の範囲】 [The claims]
  1. 【請求項1】電気機器本体内にあって2次電池を含む電源回路と、前記電気機器本体の外部にあり、AC/DC A power supply circuit including a 1. A secondary battery be in the electric apparatus unit, located outside the electric apparatus unit, AC / DC
    変換回路と二次電池の充電回路を内蔵するACアダプターとを備え、前記AC/DC変換回路は、前記電源回路への電力供給と、前記電気機器本体外部にあって前記充電回路に接続される予備の2次電池への充電とを、同時にまたは前記充電のみを行うように構成された電源装置。 And a AC adapter with a built-in charge circuit for converting circuit and the secondary battery, the AC / DC converter circuit, a power supply to the power supply circuit is connected to the charging circuit be in the electric apparatus unit outside power source device constructed as the charging of the spare secondary battery, at the same time or perform only the charging.
  2. 【請求項2】ACアダプター内蔵の充電回路に接続される予備の2次電池と、前記電気機器本体内にあり、前記充電回路に接続される2次電池とを、同時に充電するように構成された請求項1記載の電源装置。 2. A spare rechargeable battery is connected to the AC adapter internal charging circuit, located in the electric device main body, and a secondary battery connected to the charging circuit is configured to charge at the same time power supply according to claim 1, wherein the.
JP9308382A 1997-11-11 1997-11-11 Power unit Pending JPH11143591A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP9308382A JPH11143591A (en) 1997-11-11 1997-11-11 Power unit

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP9308382A JPH11143591A (en) 1997-11-11 1997-11-11 Power unit

Publications (1)

Publication Number Publication Date
JPH11143591A true JPH11143591A (en) 1999-05-28

Family

ID=17980405

Family Applications (1)

Application Number Title Priority Date Filing Date
JP9308382A Pending JPH11143591A (en) 1997-11-11 1997-11-11 Power unit

Country Status (1)

Country Link
JP (1) JPH11143591A (en)

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2008542929A (en) * 2005-06-02 2008-11-27 インテル コーポレイション Portable computer power
WO2012099272A1 (en) * 2011-01-20 2012-07-26 Sharp Kabushiki Kaisha Television with coupled electrical power
JP2017506489A (en) * 2014-01-28 2017-03-02 広東欧珀移動通信有限公司 Power adapter, terminal and charging circuit abnormality handling method
JP2018516049A (en) * 2016-02-05 2018-06-14 クワントン オーピーピーオー モバイル テレコミュニケーションズ コーポレイション リミテッド Adapter and charge control method
US10218192B2 (en) 2014-01-28 2019-02-26 Guangdong Oppo Mobile Telecommunications Corp., Ltd. Electronic device and power adapter, including main control circuit, therefor

Cited By (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2008542929A (en) * 2005-06-02 2008-11-27 インテル コーポレイション Portable computer power
WO2012099272A1 (en) * 2011-01-20 2012-07-26 Sharp Kabushiki Kaisha Television with coupled electrical power
US8482677B2 (en) 2011-01-20 2013-07-09 Sharp Laboratories Of America, Inc. Television with coupled electrical power
JP2017506489A (en) * 2014-01-28 2017-03-02 広東欧珀移動通信有限公司 Power adapter, terminal and charging circuit abnormality handling method
US10211656B2 (en) 2014-01-28 2019-02-19 Guangdong Oppo Mobile Telecommunications Corp., Ltd. Power adapter, terminal, and method for processing exception of charging loop
US10218192B2 (en) 2014-01-28 2019-02-26 Guangdong Oppo Mobile Telecommunications Corp., Ltd. Electronic device and power adapter, including main control circuit, therefor
JP2018516049A (en) * 2016-02-05 2018-06-14 クワントン オーピーピーオー モバイル テレコミュニケーションズ コーポレイション リミテッド Adapter and charge control method
JP2018516046A (en) * 2016-02-05 2018-06-14 クワントン オーピーピーオー モバイル テレコミュニケーションズ コーポレイション リミテッド Adapter and charge control method

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