WO2009059181A3 - Case battery - Google Patents

Case battery Download PDF

Info

Publication number
WO2009059181A3
WO2009059181A3 PCT/US2008/082053 US2008082053W WO2009059181A3 WO 2009059181 A3 WO2009059181 A3 WO 2009059181A3 US 2008082053 W US2008082053 W US 2008082053W WO 2009059181 A3 WO2009059181 A3 WO 2009059181A3
Authority
WO
WIPO (PCT)
Prior art keywords
charging portion
battery
electrical power
personal digital
digital assistant
Prior art date
Application number
PCT/US2008/082053
Other languages
French (fr)
Other versions
WO2009059181A2 (en
Inventor
Steven Woud
Original Assignee
Steven Woud
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
Priority claimed from US11/932,594 external-priority patent/US20090108800A1/en
Priority claimed from US11/940,620 external-priority patent/US20090128092A1/en
Priority claimed from US11/957,268 external-priority patent/US7638969B2/en
Priority claimed from US12/016,685 external-priority patent/US7859222B2/en
Application filed by Steven Woud filed Critical Steven Woud
Publication of WO2009059181A2 publication Critical patent/WO2009059181A2/en
Publication of WO2009059181A3 publication Critical patent/WO2009059181A3/en

Links

Classifications

    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F1/00—Details not covered by groups G06F3/00 - G06F13/00 and G06F21/00
    • G06F1/16—Constructional details or arrangements
    • G06F1/1613—Constructional details or arrangements for portable computers
    • G06F1/1632—External expansion units, e.g. docking stations
    • 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
    • H02J7/0044—Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries characterised by the mechanical construction specially adapted for holding portable devices containing 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
    • H02J7/00—Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries
    • H02J7/34—Parallel operation in networks using both storage and other dc sources, e.g. providing buffering
    • H02J7/342—The other DC source being a battery actively interacting with the first one, i.e. battery to battery charging

Abstract

A case battery for a personal digital assistant is provided. The case battery includes a holding portion and a charging portion. The holding portion holds the personal digital assistant detachably. The charging portion is disposed in the holding portion and configured to be electrically connected to the power input. The charging portion extends the usage time of the personal digital assistant. The charging portion includes an electrical power acceptor configured to accept electrical power from outside. The charging portion may further include a secondary battery, and the electrical power acceptor is configured to charge the secondary battery using an external electrical power source. The charging portion may include a primary battery and a receptacle configured to accept the primary battery. The case battery may further include a memory device and a computing device.
PCT/US2008/082053 2007-10-31 2008-10-31 Case battery WO2009059181A2 (en)

Applications Claiming Priority (8)

Application Number Priority Date Filing Date Title
US11/932,594 2007-10-31
US11/932,594 US20090108800A1 (en) 2007-10-31 2007-10-31 Case battery
US11/940,620 US20090128092A1 (en) 2007-11-15 2007-11-15 Base case battery with storage
US11/940,620 2007-11-15
US11/957,268 2007-12-14
US11/957,268 US7638969B2 (en) 2007-12-14 2007-12-14 Case battery with storage device
US12/016,685 2008-01-18
US12/016,685 US7859222B2 (en) 2007-12-21 2008-01-18 Case battery system

Publications (2)

Publication Number Publication Date
WO2009059181A2 WO2009059181A2 (en) 2009-05-07
WO2009059181A3 true WO2009059181A3 (en) 2009-09-24

Family

ID=40591776

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/US2008/082053 WO2009059181A2 (en) 2007-10-31 2008-10-31 Case battery

Country Status (1)

Country Link
WO (1) WO2009059181A2 (en)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103229329B (en) * 2010-05-19 2016-05-11 摩飞公司 For the modularization movable accessory of mobile device
KR102135263B1 (en) * 2014-04-23 2020-07-17 엘지전자 주식회사 Mobile terminal
CN106817463B (en) 2017-02-27 2019-04-19 深圳罗马仕科技有限公司 Mobile terminal external module and its protective case

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR19980060337U (en) * 1997-03-10 1998-11-05 윤종용 Docking station with built-in charging
KR20040042293A (en) * 2002-11-13 2004-05-20 타임스페이스시스템(주) Case of portable electrical device with key input part
JP2006295382A (en) * 2005-04-07 2006-10-26 Mitsumi Electric Co Ltd Charging system and program for data backup function attached mobile communication terminal
KR100752726B1 (en) * 2006-09-20 2007-08-28 주식회사 뉴빛 Cellular phone case with battery

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR19980060337U (en) * 1997-03-10 1998-11-05 윤종용 Docking station with built-in charging
KR20040042293A (en) * 2002-11-13 2004-05-20 타임스페이스시스템(주) Case of portable electrical device with key input part
JP2006295382A (en) * 2005-04-07 2006-10-26 Mitsumi Electric Co Ltd Charging system and program for data backup function attached mobile communication terminal
KR100752726B1 (en) * 2006-09-20 2007-08-28 주식회사 뉴빛 Cellular phone case with battery

Also Published As

Publication number Publication date
WO2009059181A2 (en) 2009-05-07

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