TWI456401B - 電腦系統 - Google Patents

電腦系統 Download PDF

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Publication number
TWI456401B
TWI456401B TW101104232A TW101104232A TWI456401B TW I456401 B TWI456401 B TW I456401B TW 101104232 A TW101104232 A TW 101104232A TW 101104232 A TW101104232 A TW 101104232A TW I456401 B TWI456401 B TW I456401B
Authority
TW
Taiwan
Prior art keywords
pin
indication signal
reference voltage
display
transmission interface
Prior art date
Application number
TW101104232A
Other languages
English (en)
Other versions
TW201333716A (zh
Inventor
wei ting Lu
Tsung Lin Chan
Hung Chang Tsai
Hsin Wei Chen
Chih Kuo Hung
Zih Chiang Wang
Tai Hsin Chu
Original Assignee
Quanta Comp 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 Quanta Comp Inc filed Critical Quanta Comp Inc
Priority to TW101104232A priority Critical patent/TWI456401B/zh
Priority to CN201210052717.1A priority patent/CN103246322B/zh
Priority to US13/450,896 priority patent/US20130207953A1/en
Publication of TW201333716A publication Critical patent/TW201333716A/zh
Application granted granted Critical
Publication of TWI456401B publication Critical patent/TWI456401B/zh

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Classifications

    • GPHYSICS
    • G09EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
    • G09GARRANGEMENTS OR CIRCUITS FOR CONTROL OF INDICATING DEVICES USING STATIC MEANS TO PRESENT VARIABLE INFORMATION
    • G09G5/00Control arrangements or circuits for visual indicators common to cathode-ray tube indicators and other visual indicators
    • G09G5/003Details of a display terminal, the details relating to the control arrangement of the display terminal and to the interfaces thereto
    • G09G5/006Details of the interface to the display terminal
    • GPHYSICS
    • G09EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
    • G09GARRANGEMENTS OR CIRCUITS FOR CONTROL OF INDICATING DEVICES USING STATIC MEANS TO PRESENT VARIABLE INFORMATION
    • G09G2320/00Control of display operating conditions
    • G09G2320/08Arrangements within a display terminal for setting, manually or automatically, display parameters of the display terminal
    • GPHYSICS
    • G09EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
    • G09GARRANGEMENTS OR CIRCUITS FOR CONTROL OF INDICATING DEVICES USING STATIC MEANS TO PRESENT VARIABLE INFORMATION
    • G09G2370/00Aspects of data communication
    • G09G2370/04Exchange of auxiliary data, i.e. other than image data, between monitor and graphics controller
    • G09G2370/042Exchange of auxiliary data, i.e. other than image data, between monitor and graphics controller for monitor identification
    • GPHYSICS
    • G09EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
    • G09GARRANGEMENTS OR CIRCUITS FOR CONTROL OF INDICATING DEVICES USING STATIC MEANS TO PRESENT VARIABLE INFORMATION
    • G09G2370/00Aspects of data communication
    • G09G2370/10Use of a protocol of communication by packets in interfaces along the display data pipeline
    • GPHYSICS
    • G09EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
    • G09GARRANGEMENTS OR CIRCUITS FOR CONTROL OF INDICATING DEVICES USING STATIC MEANS TO PRESENT VARIABLE INFORMATION
    • G09G2370/00Aspects of data communication
    • G09G2370/14Use of low voltage differential signaling [LVDS] for display data communication

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Computer Hardware Design (AREA)
  • General Physics & Mathematics (AREA)
  • Theoretical Computer Science (AREA)
  • Control Of Indicators Other Than Cathode Ray Tubes (AREA)
  • Liquid Crystal Display Device Control (AREA)
  • Controls And Circuits For Display Device (AREA)

Claims (10)

  1. 一種電腦系統,包括:一顯示器,包括一液晶顯示器(LCD)連接器(Connector),該LCD連接器包括一預定接腳,用以提供一指示訊號指示該顯示器之傳輸介面;以及一電腦裝置,包括:一中央處理器及一週邊控制器,分別具有一第一接腳及一第二接腳,並經由一通訊連結連接至該LCD連接器;及一設定電路,耦接至該第一及該第二接腳,並接收該指示訊號,該設定電路於該指示訊號指示該顯示器支援一第一傳輸介面時使該第一接腳具有一第一參考電壓,該設定電路更於該指示訊號指示該顯示器支援一第二傳輸介面時使該第二接腳具有一第二參考電壓;其中,該中央處理器回應於具有該第一參考電壓之該第一接腳,經由該通訊連結提供一第一顯示資料驅動該顯示器,該第一顯示資料符合該第一傳輸介面;其中,該週邊控制器回應於具有該第二參考電壓之該第二接腳,經由該通訊連結提供一第二顯示資料驅動該顯示器,該第二顯示資料符合該第二傳輸介面。
  2. 如申請專利範圍第1項所述之電腦系統,其中該設定電路包括:一電晶體,控制端接收該指示訊號,第一輸入端耦接至該第一接腳,第二輸入端接收該第一參考電壓,其中該電晶體於該指示訊號指示該顯示器支援該第一傳輸介面時導通,以將該第一參考電壓提供至該第一接腳。
  3. 如申請專利範圍第2項所述之電腦系統,其中該電晶體於該指示訊號指示該顯示器支援該第二傳輸介面時截止,以使該第一接腳為實質上浮接(Floating)。
  4. 如申請專利範圍第2項所述之電腦系統,其中當該指示訊號指示該顯示器支援該第二傳輸介面時,該指示訊號對應至該第二參考電壓;其中,該電晶體之控制端更耦接至該第二接腳,以在該指示訊號指示該顯示器支援該第二傳輸介面時,根據該指示訊號控制該第二接腳具有該第二參考電壓。
  5. 如申請專利範圍第1項所述之電腦系統,其中該設定電路包括:一中間節點,被偏壓至一供電電壓;一第一電晶體,控制端接收該指示訊號,第一輸入端耦接至該中間節點,第二輸入端接收該第一參考電壓,其中該第一電晶體於該指示訊號指示該顯示器支援該第一傳輸介面時截止,使該中間節點持續具有該供電電壓;及一第二電晶體,控制端耦接至該中間節點,第一輸入端耦接至該第一接腳,第二輸入端接收該第一參考電壓,其中該第二電晶體於該中間節點具有該供電電壓時導通,以將該第一參考電壓提供至該第一接腳。
  6. 如申請專利範圍第5項所述之電腦系統,其中該第一電晶體於該指示訊號指示該顯示器支援該第二傳輸介面時導通,以使該中間節點具有該第一參考電壓;其中,該第二電晶體於該中間節點具有該第一參考電壓時截止,以使該第一接腳為實質上浮接。
  7. 如申請專利範圍第5項所述之電腦系統,其中當該指示訊號指示該顯示器支援該第二傳輸介面時,該指示訊號對應至該第二參考電壓;其中,該電晶體之控制端更耦接至該第二接腳,以在該指示訊號指示該顯示器支援該第二傳輸介面時,根據該該指示訊號控制該第二接腳具有該第二參考電壓。
  8. 如申請專利範圍第5項所述之電腦系統,其中當該指示訊號指示該顯示器支援該第一傳輸介面時,該指示訊號對應至該第一參考電壓;其中,該電晶體之控制端更耦接至該第二接腳,以在該指示訊號指示該顯示器支援該第一傳輸介面時,根據該該指示訊號控制該第二接腳具有該第一參考電壓。
  9. 如申請專利範圍第1項所述之電腦系統,其中該週邊控制器為一南橋晶片,該電腦系統更包括:一嵌入式控制器(Embedded Controller),該設定電路係配置於該嵌入式控制器中。
  10. 如申請專利範圍第1項所述之電腦系統,其中該週邊控制器及該設定電路係以一嵌入式控制器來實現。
TW101104232A 2012-02-09 2012-02-09 電腦系統 TWI456401B (zh)

Priority Applications (3)

Application Number Priority Date Filing Date Title
TW101104232A TWI456401B (zh) 2012-02-09 2012-02-09 電腦系統
CN201210052717.1A CN103246322B (zh) 2012-02-09 2012-03-02 计算机系统
US13/450,896 US20130207953A1 (en) 2012-02-09 2012-04-19 Computer system

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
TW101104232A TWI456401B (zh) 2012-02-09 2012-02-09 電腦系統

Publications (2)

Publication Number Publication Date
TW201333716A TW201333716A (zh) 2013-08-16
TWI456401B true TWI456401B (zh) 2014-10-11

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Family Applications (1)

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TW101104232A TWI456401B (zh) 2012-02-09 2012-02-09 電腦系統

Country Status (3)

Country Link
US (1) US20130207953A1 (zh)
CN (1) CN103246322B (zh)
TW (1) TWI456401B (zh)

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US7536483B2 (en) * 2006-04-03 2009-05-19 Aopen Inc. Computer system having analog and digital video signal output functionality, and computer device and video signal transmitting device thereof
US20110016255A1 (en) * 2009-07-16 2011-01-20 Hon Hai Precision Industry Co., Ltd. Computer ststem

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US7123248B1 (en) * 2002-07-30 2006-10-17 Matrox Electronic Systems Ltd. Analog multi-display using digital visual interface
KR100667748B1 (ko) * 2002-10-08 2007-01-11 삼성전자주식회사 커넥터 타입에 따른 디스플레이 인식 정보 출력 장치 및방법
KR20070040096A (ko) * 2005-10-11 2007-04-16 주식회사 대우일렉트로닉스 복수개의 디지털 입력 포트를 구비한 디스플레이 장치의edid 공유 장치
CN100461087C (zh) * 2006-04-13 2009-02-11 建碁股份有限公司 具模拟数字视频输出的计算机系统、主机与视频传输装置
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Patent Citations (5)

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US6766391B2 (en) * 2002-03-20 2004-07-20 Via Technologies Inc. Embedded control unit
TWM298175U (en) * 2006-01-27 2006-09-21 Askey Computer Corp Integrated computer apparatus capable of detecting peripheral devices
US7536483B2 (en) * 2006-04-03 2009-05-19 Aopen Inc. Computer system having analog and digital video signal output functionality, and computer device and video signal transmitting device thereof
TWM308456U (en) * 2006-08-04 2007-03-21 Longwell Co Multi-functional cable with charge and data transmission purpose
US20110016255A1 (en) * 2009-07-16 2011-01-20 Hon Hai Precision Industry Co., Ltd. Computer ststem

Also Published As

Publication number Publication date
CN103246322A (zh) 2013-08-14
TW201333716A (zh) 2013-08-16
CN103246322B (zh) 2016-06-01
US20130207953A1 (en) 2013-08-15

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