DE602004020647D1 - Verfahren und vorrichtung zum senden von daten von mehreren quellen über einen kommunikationsbus - Google Patents

Verfahren und vorrichtung zum senden von daten von mehreren quellen über einen kommunikationsbus

Info

Publication number
DE602004020647D1
DE602004020647D1 DE602004020647T DE602004020647T DE602004020647D1 DE 602004020647 D1 DE602004020647 D1 DE 602004020647D1 DE 602004020647 T DE602004020647 T DE 602004020647T DE 602004020647 T DE602004020647 T DE 602004020647T DE 602004020647 D1 DE602004020647 D1 DE 602004020647D1
Authority
DE
Germany
Prior art keywords
data
bus
memory
downstream
hub
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.)
Active
Application number
DE602004020647T
Other languages
English (en)
Inventor
James W Meyer
Kirsten Renick
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.)
Micron Technology Inc
Original Assignee
Micron Technology 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 Micron Technology Inc filed Critical Micron Technology Inc
Publication of DE602004020647D1 publication Critical patent/DE602004020647D1/de
Active legal-status Critical Current
Anticipated expiration legal-status Critical

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
    • G06F13/14—Handling requests for interconnection or transfer
    • G06F13/16—Handling requests for interconnection or transfer for access to memory bus
    • 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
    • G06F13/14—Handling requests for interconnection or transfer
    • G06F13/16—Handling requests for interconnection or transfer for access to memory bus
    • G06F13/1605—Handling requests for interconnection or transfer for access to memory bus based on arbitration
    • G06F13/161—Handling requests for interconnection or transfer for access to memory bus based on arbitration with latency improvement
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F12/00—Accessing, addressing or allocating within memory systems or architectures
    • 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
    • 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
    • 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
    • G06F13/4009—Coupling between buses with data restructuring
    • G06F13/4013—Coupling between buses with data restructuring with data re-ordering, e.g. Endian conversion
    • 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
    • G06F13/42—Bus transfer protocol, e.g. handshake; Synchronisation
    • G06F13/4247—Bus transfer protocol, e.g. handshake; Synchronisation on a daisy chain bus
    • 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
    • G06F2213/16—Memory access

Landscapes

  • Engineering & Computer Science (AREA)
  • Theoretical Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Computer Hardware Design (AREA)
  • Bus Control (AREA)
  • Information Transfer Systems (AREA)
  • Hardware Redundancy (AREA)
  • Small-Scale Networks (AREA)
DE602004020647T 2003-10-17 2004-10-18 Verfahren und vorrichtung zum senden von daten von mehreren quellen über einen kommunikationsbus Active DE602004020647D1 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US10/688,461 US7779212B2 (en) 2003-10-17 2003-10-17 Method and apparatus for sending data from multiple sources over a communications bus
PCT/US2004/034475 WO2005038660A2 (en) 2003-10-17 2004-10-18 Method and apparatus for sending data from multiple sources over a communications bus

Publications (1)

Publication Number Publication Date
DE602004020647D1 true DE602004020647D1 (de) 2009-05-28

Family

ID=34465593

Family Applications (1)

Application Number Title Priority Date Filing Date
DE602004020647T Active DE602004020647D1 (de) 2003-10-17 2004-10-18 Verfahren und vorrichtung zum senden von daten von mehreren quellen über einen kommunikationsbus

Country Status (8)

Country Link
US (5) US7779212B2 (de)
EP (1) EP1678621B1 (de)
JP (1) JP4466653B2 (de)
KR (1) KR100825238B1 (de)
CN (1) CN100487685C (de)
AT (1) ATE428984T1 (de)
DE (1) DE602004020647D1 (de)
WO (1) WO2005038660A2 (de)

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Also Published As

Publication number Publication date
WO2005038660A3 (en) 2005-09-01
JP2007534044A (ja) 2007-11-22
US8327089B2 (en) 2012-12-04
US20130097395A1 (en) 2013-04-18
US20120110255A1 (en) 2012-05-03
KR100825238B1 (ko) 2008-04-25
US8806152B2 (en) 2014-08-12
US7779212B2 (en) 2010-08-17
US8095748B2 (en) 2012-01-10
JP4466653B2 (ja) 2010-05-26
ATE428984T1 (de) 2009-05-15
US20140351502A1 (en) 2014-11-27
US20050086417A1 (en) 2005-04-21
EP1678621A2 (de) 2006-07-12
CN100487685C (zh) 2009-05-13
KR20060100417A (ko) 2006-09-20
US9652412B2 (en) 2017-05-16
EP1678621B1 (de) 2009-04-15
CN1890650A (zh) 2007-01-03
US20100299440A1 (en) 2010-11-25
WO2005038660A2 (en) 2005-04-28

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