JP2006154310A5 - - Google Patents

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Publication number
JP2006154310A5
JP2006154310A5 JP2004344978A JP2004344978A JP2006154310A5 JP 2006154310 A5 JP2006154310 A5 JP 2006154310A5 JP 2004344978 A JP2004344978 A JP 2004344978A JP 2004344978 A JP2004344978 A JP 2004344978A JP 2006154310 A5 JP2006154310 A5 JP 2006154310A5
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JP
Japan
Prior art keywords
video signal
test
terminal
signal
display panel
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.)
Withdrawn
Application number
JP2004344978A
Other languages
Japanese (ja)
Other versions
JP2006154310A (en
Filing date
Publication date
Application filed filed Critical
Priority to JP2004344978A priority Critical patent/JP2006154310A/en
Priority claimed from JP2004344978A external-priority patent/JP2006154310A/en
Priority to TW093139957A priority patent/TWI260566B/en
Priority to CNB2005100555701A priority patent/CN100414600C/en
Priority to KR1020050024350A priority patent/KR100714947B1/en
Priority to US11/288,910 priority patent/US20060114273A1/en
Publication of JP2006154310A publication Critical patent/JP2006154310A/en
Publication of JP2006154310A5 publication Critical patent/JP2006154310A5/ja
Withdrawn legal-status Critical Current

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Claims (4)

ＲＧＢのビデオ信号をそれぞれ別に伝送する少なくとも３本のビデオ信号ラインと、
このビデオ信号ラインのそれぞれに接続される複数のデータラインと、
各データラインにそれぞれ設けられ、ビデオ信号ラインと当該データラインとの接続を制御するサンプリングスイッチと、
このサンプリングスイッチのオンオフを制御する水平ドライバ回路と、
を含み、
各ビデオ信号ラインのビデオ信号が対応するデータラインに順次供給されデータラインに接続される画素にビデオ信号が供給される表示パネルであって、
前記ビデオ信号ラインにそれぞれ接続され、外部からビデオ信号を受け入れる少なくとも３つのビデオ信号端子と、
前記３本のビデオ信号ラインにそれぞれ接続され、外部からテスト用ビデオ信号を受け入れる少なくとも３つのテスト用ビデオ信号端子と、
前記テスト用ビデオ信号端子に対応して設けられ、前記テスト用ビデオ信号端子と、前記ビデオ信号ラインとの接続を制御するテスト用スイッチと、
このテスト用スイッチのオンオフを制御するテスト用スイッチ信号を受け入れ、前記テスト用スイッチに供給するテスト用スイッチ信号入力端子と、
を含み、
前記ビデオ信号端子にビデオ信号が入力されない状態において、テスト用スイッチ信号によりテスト用スイッチをオンして、テスト用ビデオ入力端子からのＲＧＢ別のテスト用ビデオ信号を前記ビデオ信号ラインに供給することを特徴とする表示パネル。 At least three video signal lines for separately transmitting RGB video signals;
A plurality of data lines connected to each of the video signal lines ;
A sampling switch provided for each data line, for controlling the connection between the video signal line and the data line;
A horizontal driver circuit for controlling on / off of the sampling switch ;
Including
A display panel in which a video signal of each video signal line is sequentially supplied to a corresponding data line and a video signal is supplied to pixels connected to the data line,
At least three video signal terminals each connected to the video signal line and receiving a video signal from the outside;
At least three test video signal terminals respectively connected to the three video signal lines and receiving a test video signal from the outside;
A test switch that is provided corresponding to the test video signal terminal and controls connection between the test video signal terminal and the video signal line;
A test switch signal input terminal that accepts a test switch signal for controlling on / off of the test switch and supplies the test switch signal to the test switch;
Including
In a state where no video signal is input to the video signal terminal, the test switch is turned on by the test switch signal, and RGB test video signals from the test video input terminal are supplied to the video signal line. Characteristic display panel. 請求項１に記載の表示パネルにおいて、
前記ビデオ信号ラインは６本であり、各ビデオ信号ラインにそれぞれ接続されるテスト用ビデオ端子として６つのテスト用ビデオ信号端子を有し、
前記テスト用スイッチは、これら６つのテスト用ビデオ端子に対応して設けられていることを特徴とする表示パネル。 The display panel according to claim 1,
The number of the video signal lines is six, and the test video terminals connected to each video signal line have six test video signal terminals,
The display panel is characterized in that the test switch is provided corresponding to these six test video terminals. 請求項１または２に記載の表示パネルにおいて、
さらに、
前記テスト用ビデオ信号端子に接続されるこれら端子の電位を固定するためのテスト用ビデオ信号固定端子と、
前記テスト用スイッチ信号入力端子に接続されるこれら端子の電位を固定するためのテスト用スイッチ信号固定端子と、
を有することを特徴とする表示パネル。 The display panel according to claim 1 or 2,
further,
A test video signal fixing terminal for fixing the potential of these terminals connected to the test video signal terminal;
A test switch signal fixing terminal for fixing the potential of these terminals connected to the test switch signal input terminal;
A display panel comprising: 請求項３に記載の表示パネルにおいて、
前記ビデオ信号端子と、前記テスト用ビデオ信号固定端子と、テスト用スイッチ信号固定端子と、に接続され、これら端子に対応する信号を供給する信号処理用半導体集積回路ＩＣ（外部ＩＣ）を有することを特徴とする表示パネル。 The display panel according to claim 3,
A signal processing semiconductor integrated circuit IC (external IC) connected to the video signal terminal, the test video signal fixed terminal, and the test switch signal fixed terminal, and supplying a signal corresponding to the terminals; A display panel characterized by
JP2004344978A 2004-11-29 2004-11-29 Display panel Withdrawn JP2006154310A (en)

Priority Applications (5)

Application Number Priority Date Filing Date Title
JP2004344978A JP2006154310A (en) 2004-11-29 2004-11-29 Display panel
TW093139957A TWI260566B (en) 2004-11-29 2004-12-22 Display panel
CNB2005100555701A CN100414600C (en) 2004-11-29 2005-03-16 Display panel
KR1020050024350A KR100714947B1 (en) 2004-11-29 2005-03-24 Display panel
US11/288,910 US20060114273A1 (en) 2004-11-29 2005-11-29 Display panel

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2004344978A JP2006154310A (en) 2004-11-29 2004-11-29 Display panel

Publications (2)

Publication Number Publication Date
JP2006154310A JP2006154310A (en) 2006-06-15
JP2006154310A5 true JP2006154310A5 (en) 2006-12-28

Family

ID=36632705

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2004344978A Withdrawn JP2006154310A (en) 2004-11-29 2004-11-29 Display panel

Country Status (4)

Country Link
JP (1) JP2006154310A (en)
KR (1) KR100714947B1 (en)
CN (1) CN100414600C (en)
TW (1) TWI260566B (en)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101620818B (en) * 2008-07-03 2011-02-09 中华映管股份有限公司 Display panel and detection method thereof
JP5594977B2 (en) * 2009-03-24 2014-09-24 エルジー ディスプレイ カンパニー リミテッド Image display device
CN103698915B (en) * 2013-12-20 2017-04-05 合肥京东方光电科技有限公司 A kind of array base palte

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP3503798B2 (en) * 1997-05-31 2004-03-08 株式会社エンプラス Display panel inspection equipment
JP2000354259A (en) * 1999-06-11 2000-12-19 Mitsubishi Electric Corp Video signal processing unit
JP2001118163A (en) 1999-10-18 2001-04-27 Hochiki Corp Device and method for testing display lamp of disaster prevention monitor panel
JP2002297053A (en) * 2001-03-30 2002-10-09 Sanyo Electric Co Ltd Active matrix type display device and inspection method therefor
JP4515659B2 (en) * 2001-04-27 2010-08-04 東芝モバイルディスプレイ株式会社 LCD panel
JP2003050380A (en) * 2001-08-07 2003-02-21 Toshiba Corp Method for inspecting array substrate

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