GB2352540B - USB switching device & system - Google Patents

USB switching device & system

Info

Publication number
GB2352540B
GB2352540B GB9924769A GB9924769A GB2352540B GB 2352540 B GB2352540 B GB 2352540B GB 9924769 A GB9924769 A GB 9924769A GB 9924769 A GB9924769 A GB 9924769A GB 2352540 B GB2352540 B GB 2352540B
Authority
GB
United Kingdom
Prior art keywords
switching device
usb switching
usb
switching
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.)
Expired - Fee Related
Application number
GB9924769A
Other versions
GB9924769D0 (en
GB2352540A (en
Inventor
Adrian Christopher Dickens
Nigel Anthony Dickens
Mark Arthur Parr
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Adder Technology Ltd
Original Assignee
Adder Technology Ltd
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 Adder Technology Ltd filed Critical Adder Technology Ltd
Publication of GB9924769D0 publication Critical patent/GB9924769D0/en
Publication of GB2352540A publication Critical patent/GB2352540A/en
Application granted granted Critical
Publication of GB2352540B publication Critical patent/GB2352540B/en
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F13/00—Interconnection of, or transfer of information or other signals between, memories, input/output devices or central processing units
    • G06F13/38—Information transfer, e.g. on bus
    • G06F13/40—Bus structure
    • G06F13/4004—Coupling between buses
    • G06F13/4022—Coupling between buses using switching circuits, e.g. switching matrix, connection or expansion network
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F2213/00—Indexing scheme relating to interconnection of, or transfer of information or other signals between, memories, input/output devices or central processing units
    • G06F2213/40—Bus coupling
    • G06F2213/4004—Universal serial bus hub with a plurality of upstream ports
GB9924769A 1999-04-28 1999-10-20 USB switching device & system Expired - Fee Related GB2352540B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GBGB9909849.3A GB9909849D0 (en) 1999-04-28 1999-04-28 Usb switching device and system

Publications (3)

Publication Number Publication Date
GB9924769D0 GB9924769D0 (en) 1999-12-22
GB2352540A GB2352540A (en) 2001-01-31
GB2352540B true GB2352540B (en) 2003-12-17

Family

ID=10852457

Family Applications (2)

Application Number Title Priority Date Filing Date
GBGB9909849.3A Ceased GB9909849D0 (en) 1999-04-28 1999-04-28 Usb switching device and system
GB9924769A Expired - Fee Related GB2352540B (en) 1999-04-28 1999-10-20 USB switching device & system

Family Applications Before (1)

Application Number Title Priority Date Filing Date
GBGB9909849.3A Ceased GB9909849D0 (en) 1999-04-28 1999-04-28 Usb switching device and system

Country Status (1)

Country Link
GB (2) GB9909849D0 (en)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2010073057A (en) * 2008-09-19 2010-04-02 Pfu Ltd Scanner sharing device
TWI386805B (en) * 2008-11-11 2013-02-21 Aten Int Co Ltd Usb sharing switch with automatic switching capabilities
US8880748B2 (en) 2011-05-31 2014-11-04 Smsc Holdings S.À.R.L. Switching system which allows primary USB connection in response to USB signaling

Families Citing this family (35)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6519290B1 (en) * 2000-03-10 2003-02-11 Cypress Semiconductor Corp. Integrated radio frequency interface
US8176226B2 (en) 2001-11-09 2012-05-08 Aten International Co., Ltd. KVMP switch allowing asynchronous and synchronous switching for console devices and peripheral devices among different computers
US6957287B2 (en) 2001-11-09 2005-10-18 Aten International Co., Ltd. Asynchronous/synchronous KVMP switch for console and peripheral devices
EP1734454A3 (en) * 2001-11-09 2011-04-13 Aten International Co., Ltd. Signal switch for console and peripheral devices
US6732218B2 (en) * 2002-07-26 2004-05-04 Motorola, Inc. Dual-role compatible USB hub device and method
US7185126B2 (en) 2003-02-24 2007-02-27 Standard Microsystems Corporation Universal serial bus hub with shared transaction translator memory
US6959355B2 (en) 2003-02-24 2005-10-25 Standard Microsystems Corporation Universal serial bus hub with shared high speed handler
FR2878377B1 (en) * 2004-06-30 2007-03-09 Wavecom Sa SINGLE CONNECTOR FOR COMMUNICATION TERMINAL, ELECTRONIC CIRCUIT, TERMINAL AND CORRESPONDING CABLE
FR2878376A1 (en) * 2004-06-30 2006-05-26 Wavecom Sa Connector e.g. universal serial bus mini B type connector, for e.g. wireless telephone, has switch to permit multiplexing of audio signals with signals driven on serial bus cables and on data download/transfer cable, issued from pins
US20060056401A1 (en) * 2004-09-14 2006-03-16 Standard Microsystems Corporation Peripheral sharing USB hub
US20060059293A1 (en) * 2004-09-14 2006-03-16 Henry Wurzburg Universal serial bus switching hub
US7440398B2 (en) * 2004-11-29 2008-10-21 Honeywell International Inc. Fault tolerant communication apparatus
KR100770856B1 (en) * 2005-06-16 2007-10-26 삼성전자주식회사 Device and method for performing multi- functions using unique port in wireless terminal
US7433990B2 (en) 2006-01-24 2008-10-07 Standard Microsystems Corporation Transferring system information via universal serial bus (USB)
US7478191B2 (en) 2006-04-14 2009-01-13 Standard Microsystems Corporation Method for automatically switching USB peripherals between USB hosts
US7523243B2 (en) 2006-04-14 2009-04-21 Standard Microsystems Corporation Multi-host USB device controller
US7480753B2 (en) 2006-04-27 2009-01-20 Standard Microsystems Corporation Switching upstream and downstream logic between ports in a universal serial bus hub
US20080005262A1 (en) * 2006-06-16 2008-01-03 Henry Wurzburg Peripheral Sharing USB Hub for a Wireless Host
US7631111B2 (en) 2006-08-17 2009-12-08 Standard Microsystems Corporation System method for rapidly charging USB device's battery wherein USB device requests charging the battery at a higher power level
US7624202B2 (en) 2006-08-17 2009-11-24 Standard Microsystems Corporation System and method for enumerating a USB device using low power
US7844770B2 (en) * 2006-11-02 2010-11-30 Bretford Manufacturing, Inc. Hub structure for enabling communication with a large number of handheld electronic devices
US8315269B1 (en) 2007-04-18 2012-11-20 Cypress Semiconductor Corporation Device, method, and protocol for data transfer between host device and device having storage interface
US8090894B1 (en) * 2007-09-21 2012-01-03 Cypress Semiconductor Corporation Architectures for supporting communication and access between multiple host devices and one or more common functions
NO328206B1 (en) * 2008-05-14 2010-01-11 Vastveit Elektronikk As USB changer and method using the same.
US8185759B1 (en) 2008-11-06 2012-05-22 Smsc Holdings S.A.R.L. Methods and systems for interfacing bus powered devices with host devices providing limited power levels
US7882297B2 (en) 2009-02-20 2011-02-01 Standard Microsystems Corporation Serial bus hub with low power devices
US7984226B2 (en) 2009-06-10 2011-07-19 Hand Held Products, Inc. Method for sensing and auto switching between two USB input ports to a single port on the PDA
US8843770B2 (en) 2011-10-31 2014-09-23 Smsc Holdings S.A.R.L. Device charging over USB using a plurality of handshakes
DE102012214798A1 (en) * 2012-08-21 2014-02-27 BSH Bosch und Siemens Hausgeräte GmbH A method of operating a home appliance, home appliance and electronic assembly
US10127181B2 (en) 2014-04-30 2018-11-13 Microchip Technology Incorporated Port disconnect charging function for USB hub
US9971395B2 (en) 2014-08-20 2018-05-15 Microchip Technology Incorporated Low power connection detect method and system for USB charging
US10042784B2 (en) 2014-10-13 2018-08-07 Microchip Technology Incorporated Side channel access through USB streams
US9804977B2 (en) 2015-04-28 2017-10-31 Microchip Technology Incorporated Universal serial bus smart hub
US10191874B2 (en) 2015-12-22 2019-01-29 Microchip Technology Incorporated Method and apparatus for providing USB power delivery negotiated through a dedicated transmission channel
US10162788B2 (en) 2016-08-19 2018-12-25 Microchip Technology Incorporated USB on the go (OTG) multi-hub endpoint reflector hub

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH10187303A (en) * 1996-11-07 1998-07-14 Hitachi Ltd Interface switching device and method for controlling interface switching and keyboard
JPH10301898A (en) * 1997-04-23 1998-11-13 Casio Comput Co Ltd Electronic equipment and interface circuit
EP0982663A2 (en) * 1998-08-28 2000-03-01 Matsushita Electric Industrial Co., Ltd. USB hub and display device
GB2347246A (en) * 1998-12-10 2000-08-30 Network Technologies Inc Switch for connecting a computer peripheral to a computer
GB2350212A (en) * 1999-02-09 2000-11-22 Adder Tech Ltd Routing serial data between computers and peripheral devices

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH10187303A (en) * 1996-11-07 1998-07-14 Hitachi Ltd Interface switching device and method for controlling interface switching and keyboard
JPH10301898A (en) * 1997-04-23 1998-11-13 Casio Comput Co Ltd Electronic equipment and interface circuit
EP0982663A2 (en) * 1998-08-28 2000-03-01 Matsushita Electric Industrial Co., Ltd. USB hub and display device
GB2347246A (en) * 1998-12-10 2000-08-30 Network Technologies Inc Switch for connecting a computer peripheral to a computer
GB2350212A (en) * 1999-02-09 2000-11-22 Adder Tech Ltd Routing serial data between computers and peripheral devices

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2010073057A (en) * 2008-09-19 2010-04-02 Pfu Ltd Scanner sharing device
TWI386805B (en) * 2008-11-11 2013-02-21 Aten Int Co Ltd Usb sharing switch with automatic switching capabilities
US8880748B2 (en) 2011-05-31 2014-11-04 Smsc Holdings S.À.R.L. Switching system which allows primary USB connection in response to USB signaling

Also Published As

Publication number Publication date
GB9924769D0 (en) 1999-12-22
GB2352540A (en) 2001-01-31
GB9909849D0 (en) 1999-06-23

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Legal Events

Date Code Title Description
PCNP Patent ceased through non-payment of renewal fee

Effective date: 20171020