BR112015014248A2 - circuito de fornecimento de potência e equipamento eletrônico - Google Patents

circuito de fornecimento de potência e equipamento eletrônico

Info

Publication number
BR112015014248A2
BR112015014248A2 BR112015014248A BR112015014248A BR112015014248A2 BR 112015014248 A2 BR112015014248 A2 BR 112015014248A2 BR 112015014248 A BR112015014248 A BR 112015014248A BR 112015014248 A BR112015014248 A BR 112015014248A BR 112015014248 A2 BR112015014248 A2 BR 112015014248A2
Authority
BR
Brazil
Prior art keywords
supply circuit
power supply
electronic equipment
input terminal
chip input
Prior art date
Application number
BR112015014248A
Other languages
English (en)
Inventor
Di Hao
Sun Wei
Shi Xinming
Original Assignee
Xiaomi Inc
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Xiaomi Inc filed Critical Xiaomi Inc
Publication of BR112015014248A2 publication Critical patent/BR112015014248A2/pt

Links

Classifications

    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03H—IMPEDANCE NETWORKS, e.g. RESONANT CIRCUITS; RESONATORS
    • H03H1/00—Constructional details of impedance networks whose electrical mode of operation is not specified or applicable to more than one type of network
    • 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
    • H02M1/00—Details of apparatus for conversion
    • H02M1/14—Arrangements for reducing ripples from dc input or output
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01G—CAPACITORS; CAPACITORS, RECTIFIERS, DETECTORS, SWITCHING DEVICES OR LIGHT-SENSITIVE DEVICES, OF THE ELECTROLYTIC TYPE
    • H01G4/00—Fixed capacitors; Processes of their manufacture
    • H01G4/35—Feed-through capacitors or anti-noise capacitors
    • 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

Abstract

resumo circuito de fornecimento de potência e equipamento eletrônico a presente invenção refere-se a um circuito de fornecimento de potência e um equipamento eletrônico, pertencentes ao campo dos circuitos eletrônicos. o circuito de fornecimento de potência inclui: uma bateria (120, 220), um chip de gerenciamento de potência (140, 240) e um chip de frequência de rádio (rf); um terminal de saída da bateria é conectado a pelo menos um terminal de entrada do chip de gerenciamento de potência, enquanto o pelo menos um terminal de entrada do chip de gerenciamento de potência é aterrado individualmente através de um capacitor de filtro correspondente (c1), respectivamente; e o terminal de saída da bateria é também conectado a um terminal de entrada do chip de rf através de um circuito de fornecimento de potência de comutação (180, 280). na presente descrição, um circuito de fornecimento de potência de comutação é fornecido entre o terminal de saída da bateria e o terminal de entrada do chip de rf, assim o ruído produzido pelo capacitor de cerâmica, que ainda pode gerar vibração embora, durante sua vibração é inaudível para humano.
BR112015014248A 2014-10-31 2015-03-26 circuito de fornecimento de potência e equipamento eletrônico BR112015014248A2 (pt)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
CN201410601593.7A CN104394247A (zh) 2014-10-31 2014-10-31 供电电路和电子设备
PCT/CN2015/075163 WO2016065832A1 (zh) 2014-10-31 2015-03-26 供电电路和电子设备

Publications (1)

Publication Number Publication Date
BR112015014248A2 true BR112015014248A2 (pt) 2017-07-11

Family

ID=52612082

Family Applications (1)

Application Number Title Priority Date Filing Date
BR112015014248A BR112015014248A2 (pt) 2014-10-31 2015-03-26 circuito de fornecimento de potência e equipamento eletrônico

Country Status (8)

Country Link
EP (1) EP3016236A1 (pt)
JP (1) JP6196395B2 (pt)
KR (1) KR20160064039A (pt)
CN (1) CN104394247A (pt)
BR (1) BR112015014248A2 (pt)
MX (1) MX350068B (pt)
RU (1) RU2599595C1 (pt)
WO (1) WO2016065832A1 (pt)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104394247A (zh) * 2014-10-31 2015-03-04 小米科技有限责任公司 供电电路和电子设备
US11075605B2 (en) * 2016-05-25 2021-07-27 Cirrus Logic, Inc. Dual-domain power distribution system in a mobile device
US10530303B2 (en) 2016-05-25 2020-01-07 Cirrus Logic, Inc. Multi-phase power converter system using multiple amplifier integrated circuits
CN108549476B (zh) * 2018-03-15 2020-07-10 维沃移动通信有限公司 一种smps工作频率切换的方法及终端
CN110601303B (zh) * 2019-09-25 2022-04-08 维沃移动通信有限公司 充电电路、充电保护方法及移动终端
GB2610038A (en) * 2021-07-15 2023-02-22 Cirrus Logic Int Semiconductor Ltd Dual-domain power distribution system in a mobile device

Family Cites Families (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2004297753A (ja) * 2003-02-07 2004-10-21 Nec Tokin Corp 電源回路、及び該電源回路を備えた通信機器
US7402986B2 (en) * 2004-07-26 2008-07-22 Wolfson Microelectronics Plc Power supply circuit for portable battery powered device
CN2831619Y (zh) * 2005-07-12 2006-10-25 康佳集团股份有限公司 具有一键掉线功能的移动终端设备
KR101274214B1 (ko) * 2006-11-30 2013-06-14 페어차일드코리아반도체 주식회사 스위치 모드 파워 서플라이 및 그 구동 방법
JP2011004550A (ja) * 2009-06-19 2011-01-06 Panasonic Corp スイッチング電源装置および半導体装置
JP5481327B2 (ja) * 2010-09-09 2014-04-23 東芝テック株式会社 充電可能電池を使用する電源回路
RU2461102C1 (ru) * 2011-04-01 2012-09-10 Открытое акционерное общество "Информационные спутниковые системы" имени академика М.Ф. Решетнёва" Способ эксплуатации литий-ионной аккумуляторной батареи в автономной системе электропитания
US9276428B2 (en) * 2011-07-06 2016-03-01 Htc Corporation System power integrated circuit and architecture, management circuit, power supply arrangement, and portable apparatus
TWI491140B (zh) * 2011-08-10 2015-07-01 Upi Semiconductor Corp 電池電源管理系統與方法
US9294041B2 (en) * 2011-10-26 2016-03-22 Rf Micro Devices, Inc. Average frequency control of switcher for envelope tracking
US8810209B2 (en) * 2011-12-22 2014-08-19 Blackberry Limited Power distribution network based on multiple charge storage components
EP2608353B1 (en) * 2011-12-22 2016-03-09 BlackBerry Limited Power distribution network based on multiple charge storage components
TWI473407B (zh) * 2012-09-19 2015-02-11 Univ Nat Cheng Kung 非反向—升降壓兩用型直流轉直流數位控制系統
CN102916468B (zh) * 2012-10-19 2014-12-24 小米科技有限责任公司 电池供电电路、方法及移动终端
CN104394247A (zh) * 2014-10-31 2015-03-04 小米科技有限责任公司 供电电路和电子设备

Also Published As

Publication number Publication date
WO2016065832A1 (zh) 2016-05-06
JP6196395B2 (ja) 2017-09-13
MX350068B (es) 2017-08-25
EP3016236A1 (en) 2016-05-04
JP2017504303A (ja) 2017-02-02
KR20160064039A (ko) 2016-06-07
RU2599595C1 (ru) 2016-10-10
MX2015007394A (es) 2016-07-18
CN104394247A (zh) 2015-03-04

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Legal Events

Date Code Title Description
B06F Objections, documents and/or translations needed after an examination request according art. 34 industrial property law
B08F Application fees: dismissal - article 86 of industrial property law

Free format text: REFERENTE A 5A ANUIDADE.

B08K Lapse as no evidence of payment of the annual fee has been furnished to inpi (acc. art. 87)

Free format text: REFERENTE AO DESPACHO 8.6 PUBLICADO NA RPI 2559 DE 21/01/2020.