JP2006189863A - パリティ信号生成装置 - Google Patents
パリティ信号生成装置 Download PDFInfo
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- JP2006189863A JP2006189863A JP2005379011A JP2005379011A JP2006189863A JP 2006189863 A JP2006189863 A JP 2006189863A JP 2005379011 A JP2005379011 A JP 2005379011A JP 2005379011 A JP2005379011 A JP 2005379011A JP 2006189863 A JP2006189863 A JP 2006189863A
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- Prior art keywords
- signal
- parity
- sensing
- output
- synchronization signal
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- G—PHYSICS
- G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
- G09G—ARRANGEMENTS OR CIRCUITS FOR CONTROL OF INDICATING DEVICES USING STATIC MEANS TO PRESENT VARIABLE INFORMATION
- G09G3/00—Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes
- G09G3/20—Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes for presentation of an assembly of a number of characters, e.g. a page, by composing the assembly by combination of individual elements arranged in a matrix no fixed position being assigned to or needed to be assigned to the individual characters or partial characters
- G09G3/34—Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes for presentation of an assembly of a number of characters, e.g. a page, by composing the assembly by combination of individual elements arranged in a matrix no fixed position being assigned to or needed to be assigned to the individual characters or partial characters by control of light from an independent source
- G09G3/36—Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes for presentation of an assembly of a number of characters, e.g. a page, by composing the assembly by combination of individual elements arranged in a matrix no fixed position being assigned to or needed to be assigned to the individual characters or partial characters by control of light from an independent source using liquid crystals
-
- G—PHYSICS
- G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
- G09G—ARRANGEMENTS OR CIRCUITS FOR CONTROL OF INDICATING DEVICES USING STATIC MEANS TO PRESENT VARIABLE INFORMATION
- G09G3/00—Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes
- G09G3/20—Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes for presentation of an assembly of a number of characters, e.g. a page, by composing the assembly by combination of individual elements arranged in a matrix no fixed position being assigned to or needed to be assigned to the individual characters or partial characters
- G09G3/34—Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes for presentation of an assembly of a number of characters, e.g. a page, by composing the assembly by combination of individual elements arranged in a matrix no fixed position being assigned to or needed to be assigned to the individual characters or partial characters by control of light from an independent source
- G09G3/36—Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes for presentation of an assembly of a number of characters, e.g. a page, by composing the assembly by combination of individual elements arranged in a matrix no fixed position being assigned to or needed to be assigned to the individual characters or partial characters by control of light from an independent source using liquid crystals
- G09G3/3611—Control of matrices with row and column drivers
- G09G3/3685—Details of drivers for data electrodes
-
- G—PHYSICS
- G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
- G09G—ARRANGEMENTS OR CIRCUITS FOR CONTROL OF INDICATING DEVICES USING STATIC MEANS TO PRESENT VARIABLE INFORMATION
- G09G3/00—Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes
- G09G3/20—Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes for presentation of an assembly of a number of characters, e.g. a page, by composing the assembly by combination of individual elements arranged in a matrix no fixed position being assigned to or needed to be assigned to the individual characters or partial characters
-
- G—PHYSICS
- G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
- G09G—ARRANGEMENTS OR CIRCUITS FOR CONTROL OF INDICATING DEVICES USING STATIC MEANS TO PRESENT VARIABLE INFORMATION
- G09G3/00—Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes
- G09G3/20—Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes for presentation of an assembly of a number of characters, e.g. a page, by composing the assembly by combination of individual elements arranged in a matrix no fixed position being assigned to or needed to be assigned to the individual characters or partial characters
- G09G3/34—Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes for presentation of an assembly of a number of characters, e.g. a page, by composing the assembly by combination of individual elements arranged in a matrix no fixed position being assigned to or needed to be assigned to the individual characters or partial characters by control of light from an independent source
- G09G3/36—Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes for presentation of an assembly of a number of characters, e.g. a page, by composing the assembly by combination of individual elements arranged in a matrix no fixed position being assigned to or needed to be assigned to the individual characters or partial characters by control of light from an independent source using liquid crystals
- G09G3/3611—Control of matrices with row and column drivers
- G09G3/3614—Control of polarity reversal in general
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- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Computer Hardware Design (AREA)
- General Physics & Mathematics (AREA)
- Theoretical Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Crystallography & Structural Chemistry (AREA)
- Control Of Indicators Other Than Cathode Ray Tubes (AREA)
- Transforming Electric Information Into Light Information (AREA)
- Liquid Crystal Display Device Control (AREA)
- Detection And Prevention Of Errors In Transmission (AREA)
Abstract
【解決手段】垂直同期信号(X1)の活性化の間に印加された水平同期信号(HSYNC_INT)の数が奇数であるか、偶数であるかを感知して、第1の感知信号として出力する第1の感知手段(100)と、垂直同期信号(X1)の非活性化の間に印加された水平同期信号(HSYNC_INT)が奇数であるか、偶数であるかを感知して、第2の感知信号として出力する第2の感知手段(200)と、第1及び第2の感知信号を印加されてパリティ信号(PARITY)として出力する出力手段(ND1)とを備える。
【選択図】図3
Description
200 第2の感知部
Claims (6)
- 垂直同期信号の活性化の間に印加された水平同期信号の数が奇数であるか、偶数であるかを感知して、第1の感知信号として出力する第1の感知手段と、
前記垂直同期信号の非活性化の間に印加された前記水平同期信号が奇数であるか、偶数であるかを感知して、第2の感知信号として出力する第2の感知手段と、
前記第1及び第2の感知信号を印加されて、パリティ信号として出力する出力手段と
を備えることを特徴とするパリティ信号生成装置。 - 前記第1の感知手段は、
前記垂直同期信号によりリセットされて、前記水平同期信号を1/2分周する第1の分周部と、
前記垂直同期信号を反転させる第1のインバータと、
該第1のインバータの出力信号のエッジに応答して、前記第1の分周部の出力信号をラッチする第1のラッチ部と、
該第1のラッチ部の出力信号及び前記第1のインバータの出力信号が入力されて、前記第1の感知信号を出力する第1のNANDゲートと
を備えることを特徴とする請求項1に記載のパリティ信号生成装置。 - 前記分周手段は、
自らの出力信号を反転させる第2のインバータと、
前記垂直同期信号をリセット信号として、前記水平同期信号をクロックとして、前記第2のインバータの出力信号をデータとして入力されるラッチと
を備えることを特徴とする請求項2に記載のパリティ信号生成装置。 - 前記第2の感知手段は、
前記第1のインバータの出力信号によりリセットされて、前記水平同期信号を1/2分周する第2の分周部と、
前記垂直同期信号のエッジに応答して、前記第1の分周部の出力信号をラッチする第2のラッチ部と、
前記第2のラッチ部の出力信号及び前記垂直同期信号が入力され、前記第2の感知信号を出力する第2のNANDゲートと
を備えることを特徴とする請求項2に記載のパリティ信号生成装置。 - 前記第2の分周部は、
自らの出力信号を反転させる第2のインバータと、
前記第1のインバータの出力信号をリセット信号として、前記水平同期信号をクロックとして、前記第2のインバータの出力信号をデータとして入力されるラッチと
を備えることを特徴とする請求項4に記載のパリティ信号生成装置。 - 前記出力手段が、前記第1及び第2の感知信号を入力として、前記パリティ信号を出力する第3のNANDゲートで具現されることを特徴とする請求項3または請求項5に記載のパリティ信号生成装置。
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR1020040116011A KR100602369B1 (ko) | 2004-12-30 | 2004-12-30 | 패리티 신호 생성장치 |
KR10-2004-0116011 | 2004-12-30 |
Publications (2)
Publication Number | Publication Date |
---|---|
JP2006189863A true JP2006189863A (ja) | 2006-07-20 |
JP5121140B2 JP5121140B2 (ja) | 2013-01-16 |
Family
ID=36642111
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2005379011A Active JP5121140B2 (ja) | 2004-12-30 | 2005-12-28 | パリティ信号生成装置 |
Country Status (3)
Country | Link |
---|---|
US (1) | US20060150068A1 (ja) |
JP (1) | JP5121140B2 (ja) |
KR (1) | KR100602369B1 (ja) |
Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN111669253B (zh) * | 2015-02-13 | 2023-11-03 | 三星电子株式会社 | 发送器及其附加奇偶校验产生方法 |
Citations (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS62272777A (ja) * | 1986-05-21 | 1987-11-26 | Seiko Epson Corp | 液晶マトリクス・パネルの駆動方法 |
JPH01172897A (ja) * | 1987-12-26 | 1989-07-07 | Fujitsu Ltd | マトリクス型表示装置 |
JPH02180476A (ja) * | 1987-12-29 | 1990-07-13 | Sharp Corp | フィールド判別装置 |
JPH02244884A (ja) * | 1989-03-16 | 1990-09-28 | Fujitsu Ltd | Ac形プラズマディスプレイの水平同期信号調整回路 |
JPH0556374A (ja) * | 1991-08-27 | 1993-03-05 | Sharp Corp | 液晶表示装置 |
JPH0638149A (ja) * | 1992-07-15 | 1994-02-10 | Sanyo Electric Co Ltd | Lcdパネルの駆動回路 |
Family Cites Families (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH01147975A (ja) * | 1987-12-04 | 1989-06-09 | Stanley Electric Co Ltd | 液晶テレビジョン |
DE69111152T2 (de) * | 1990-08-08 | 1996-01-25 | Sharp Kk | Synchronisierungssignal-Auswahlschaltung. |
JP3070333B2 (ja) * | 1993-04-16 | 2000-07-31 | 三菱電機株式会社 | 画像表示装置 |
-
2004
- 2004-12-30 KR KR1020040116011A patent/KR100602369B1/ko active IP Right Grant
-
2005
- 2005-12-28 JP JP2005379011A patent/JP5121140B2/ja active Active
- 2005-12-30 US US11/320,831 patent/US20060150068A1/en not_active Abandoned
Patent Citations (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS62272777A (ja) * | 1986-05-21 | 1987-11-26 | Seiko Epson Corp | 液晶マトリクス・パネルの駆動方法 |
JPH01172897A (ja) * | 1987-12-26 | 1989-07-07 | Fujitsu Ltd | マトリクス型表示装置 |
JPH02180476A (ja) * | 1987-12-29 | 1990-07-13 | Sharp Corp | フィールド判別装置 |
JPH02244884A (ja) * | 1989-03-16 | 1990-09-28 | Fujitsu Ltd | Ac形プラズマディスプレイの水平同期信号調整回路 |
JPH0556374A (ja) * | 1991-08-27 | 1993-03-05 | Sharp Corp | 液晶表示装置 |
JPH0638149A (ja) * | 1992-07-15 | 1994-02-10 | Sanyo Electric Co Ltd | Lcdパネルの駆動回路 |
Also Published As
Publication number | Publication date |
---|---|
KR100602369B1 (ko) | 2006-07-18 |
JP5121140B2 (ja) | 2013-01-16 |
US20060150068A1 (en) | 2006-07-06 |
KR20060077208A (ko) | 2006-07-05 |
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