LCD接收检测标准

1、 LCD接收检测标准1.0 Scope(适用范围)This standard applies to XXX) (该标准适用于产品 XXX) 2.0 Production characteristics.(产品特性)2.1 LCD Type(LCD类型): HTN / Positive (正显)/ Transmissive type(全透类型)Viewing Direction(视角方向): 12:00Connector(连接方式): PIN2.2 Physical dimnsions (外形尺寸)L×W×T=XXX ±0.2mm(max) ;2.3 Tempera

2、ture range.(温度范围)- operating temperature(操作温度): -30°C to 80°C - storage temperature(贮存温度): -40°C to 90°C 2.4 Electrical Characteristics(电性能)Driving Scheme(驱动条件): 1/4Duty(占空比), 1/3 Bias(偏压比), Vop(工作电压)5.0 (Normal正常)Selected Segment Voltage(饱和电压): 2.89Volt (rms)Non-selected Segment

3、 Voltage(阈值电压): 1.67Volt (rms)2.5 Electro-Optical Characteristics(电光特性)Description(项目)Measuring Temp.(测量温度)( °C )Min (最小Typ (典型).Max (最大)Unit (单位)Remark(备注)Recommended Operating Voltage (VLCD)(操作电压)0V254.85.05.250Current Consumption (ILCD) (功耗电流)2510uAStatic Drive(静态驱动)Frame Frequency (Freq) (驱

4、动频率)3264100HzContrast Ratio (C.R.)(对比度)q2 - q1=15º5º2.6 Optical Characteristics (光学特性) ( Vop=5.0V)Parameter(参数)Symbol(符号)MeasurememtTemperature(测量温度)Min (最小).Typ典型).Max (最大)Unit (单位)Remark (备注)Viewing Angle Range(视角范围)12 O clockq25 °C05dgr.(度)f= 0°q25 °C030Dgr.(度).f= 90°

5、;q25 °C045Dgr.(度).f= 180°q25 °C030dgr.(度)f= 270°Contrast ratio (对比度)CO25 °C25/Note 1(注释1)Response Time(响应时间)Rise (上升)tr25 °C/100200MsNote 1(注释1)Decay (下降)td25 °C/200300MsNote 1(注释1)Note 1 )The viewing angle range is defined as shown below: 备注1 视角范围如下：q：Angle of bet

6、ween observed position and normal. （0ºq 90º）f：Angle of between observed position and Y axis . （0º f 360º）视角方向l Angles q and f shall fall within the range over which the displayed character can be read. 角度q为视角范围，角度f 为观察范围。3.0 Quality Standard(质量标准)3.1 Defect inspection and samplin

7、g methods(缺陷检查及抽样方案)Inspection item (检查项目)Inspection method(检查方法)Sampling standard (抽样标准)Acceptance criteria(接受准则)ILAQLVisual inspection (外观标准)Under normal illumination and eyesight condition, the distance between eyes and LCD is 30-40cm. LCD visual inspections should be performed at between 13º

8、; and 30º away from normal of LCD surface toward the viewing angle(在正常照度及视距下(人眼与LCD距离为3040CM),LCD外观检查应在视角方向上13º30º之间进行)ºIIMajor(主缺)0.4Minor(次缺)1.5See 3.4Electrical inspection(电性能检测)Under normal illumination andEyesight condition, display on inspection(在正常照度及视距下(人眼与LCD距离为3040CM),L

9、CD点亮检查)IIMajor (主缺)0.4Minor(次缺)1.5See 3.4Note: sampling standard conforms to MIL-STD-105e(备注:采用MIL-STD-105 e标准) 3.2Defect classify list(缺陷等级划分)Classify(分级)Inspect item(检查项目)Defect description(缺陷描述)Major defect ( function)(主缺)(功能) Display(显示)·non-display(不显示)·segment missing (图形缺划)·seg

10、ment short(短路)·wrong view angle(视角错)Minor defect ( appearance)(次缺)(外观) display state(显示状态)·segment pin hole(针孔)·segment dimension defect(图案变形)·black /white spot(黑/白点)·black /white line(黑/白线) ·contrast defect(对比度不一)non-display state(非显示状态)·black /white spot (黑/白点)&#

11、183;dust inside cell(内污)·rainbow color(彩虹) polarizer (偏光片)·scratch(划伤)· dirt(脏)·bubble(气泡)Glass (玻璃)·crack or chips(裂、崩)·scratch(划花)3.3 Defect application area(缺陷适应区域)i. Area definitions(区域定义)2. Area A: within the viewing window(A区:可视区)3. Area B: outside viewing window(

12、B区: 非可视区)ii: If within Area B, the defect doesnt affect the customer final products assembly nor final product quality, then it is acceptable.( 可视区外缺陷，如该缺陷不会影响客户最终装配效果和最终产品质量，则该缺陷可以接收.)iii: For defects that cannot be easily described by words such as rainbow, then acceptable standard is defined by c

13、ustomer accepted reference samples. (如果缺陷无法用文字清晰描述，如彩虹，则应制定相应实物参考样本)iv: The sample of the lowest acceptance quality level must be discussed by both supplier and customer when any dispute happened.( 对标准有异议或发生质量争议时，应经过公司与客户的协商共同确定质量等级及接收标准)v: Add new item in time when it is necessary.( 有必要时，及时添加新项目以适应

14、需要.)3.4 Acceptance criteria for defects(缺陷接收标准)No.Item(项目)Acceptance criteria(接受标准)1Open segmentOr open common(缺划)Any segment or common patterns that doesnt active when they should,Are not permitted(不允许)2Short(短路)Short are not permitted(不允许)3No display(不显示)Not permitted(不允许)4Wrong view angle(视角错)Not

15、 permitted(不允许)5LC leadage(漏液晶)Not permitted(不允许)6Bubble(气泡)Not permitted(不允许)7Rainbow(彩虹)Acceptance, or reference samples(不允许)8The word rows Segment dimension defec字划凸起变形D . E £ 0. 25mm C £ W/4w is standard segment width, b³3w/4,c£5w/4非可视区(B区)的多余图案、点、线允许8Segment dimension defect

16、字划凸起变形a is standard width(a为设计宽度) b£a/5Any two neighboring dots both with defects are unacceptable.(相邻两点有缺陷的,不允许)w is standard segment width, (w为设计宽度)b³3w/4, c£5w/49Pin hole in segment(针孔) a b b b a x=a+b/2Size (mm)尺寸Acceptable number(允许数)x£0.1Ignore(不计)0.1<x£0.1520.15<

17、;x£0.251x>0.25010Black spot ( in viewArea)黑点（可视区） b ax =a+b/2Size(mm)尺寸Acceptable number(允许数)x£0.1Ignore(不计)0.1<x£0. 220.2<x£0.251x>0.25011Black line ( in viewArea) 黑线 (视区内) L WLength(长度)Width(宽度)Acceptable Qty.(允许数)W£0.015Ignore(不计)L£5.0W£0.032L£3

18、.00.03<W£0.051L£3.00.05<W£0.080L£3.0W>0.080No.(序号)Item(项目)Acceptance criteria(接收准则)12glass chipschips in seal area封接面崩XYZAccept Qty(允许数)X£1/8LCant enter(不能进入) 2F/3£T2F: width of seal L: LCD lengthChip in corner (1) 角崩 (1)XYZAccept Qty(允许数)£1/8LCannot enter

19、(不能进入) 2F/3£T2F: width of seal L: LCD lengthChip in corner (2) 角崩 (2)XYZAcceptQty(允许数)X<1/8LY£W£T2L: LCD lengthChip in pad (1) PAD崩(1)XYZAccept Qty(允许数)X£1/8LY£W/3Z£T2L: LCD length(LCD长)Chip in pad(2)PAD崩(2)L: LCD length(LCD长)XYZAccept QtyX£1/8L Y£F/3£

20、TignoreX£1/8LY£F/2£T2L: LCD length F: width of seal (LCD长,F为丝印胶宽度) Glass rest(披峰)a£1/4 W13Polarizer Scratch(偏光片划伤) Refer to N0. 11(参考序号11)14Polarizer dirt(偏光片点)Refer to NO.10(参考序号10)15PolarizerBubble(偏光片气泡) b a X=(a+b)/2Size(mm)尺寸Acceptance number允许数X£0.2Ignore不计0.2<X

21、3;0.320.3<X£0.51X³0.5016PinPin number(PIN数量)According to C/D(根据图纸)No UV glue(无UV胶)Not permitted(不允许)Front UV glue not higher than front polarizer.面UV胶高度不超过面偏光片Rear UV glue high less than Pin terminal.底UV胶高度须低于1.0MMPin dimension and type according to C/D .Pin cover PAD1/2(PIN尺寸类型参图纸PIN需覆

22、盖ITO脚仔位1/24.0 Standard for reliability test(可靠性试验标准)4.1 Reliability test list(可靠性试验项目)NO(序号)Test item(测试项目)Test condition(测试条件)Acceptance criteria(接收准则)1Thermal shock(温度冲击)-30ºC 25ºC 80ºC 25ºC30min. 5min 30min 5min.5cycle(5循环)See note(见备注)2High temp. operation(高温工作试验)80C / 2hr /s

23、pecified voltage(工作电压)See note(见备注)3Low temp. operation(低温工作试验)-30ºC / 2hr/specified voltage(工作电压)See note(见备注)4High temp. storage(高温贮存)90ºC/240hrSee note(见备注)5Low temp. storage(低温贮存)-40ºC/240hrSee note(见备注)6High temp./ high humidityStorage test(高温/高温贮存)40ºC/90%RH/120hrSee note(见

24、备注)7Boiling test(水煮试验,白片)100ºC±5ºC 4HSee note(见备注)Note: 1. For N0. 4 , after finishing test, do not do related inspection and test until; test specimen are returned to room temperature;对NO.4试验后,需待样品回复室温2小时后检查) 2. For No.5, test specimen should be returned to room temp. and do; inspection and test after2hr; (对NO.5试验回复室温2hr后进行检查.) 3. For No