{"currentpage":1,"firstResult":0,"maxresult":10,"pagecode":5,"pageindex":{"endPagecode":5,"startPagecode":1},"records":[{"abstractinfo":"提出采用CMOS数字摄像头采集并提取黑色胶条位置来控制冷却转鼓速度的方法.系统以FPGA作为核心控制器,采用两片SRAM进行乒乓操作,FPGA根据CMOS摄像头输出的同步信号,将采集到的图像信息存储到一片SRAM中,同时读取另一片SRAM中的图像数据并进行图像处理,黑色胶条位置检测采用简单的灰度阈值二值化方法.给出了部分采集图像及仿真结果.采集图像显示,CMOS摄像头成像质量满足工程要求.仿真结果表明,系统实现了SRAM的乒乓操作,并完成了黑色胶条位置检测.系统与冷却鼓连接,实际运行可靠.","authors":[{"authorName":"徐正平","id":"423f982b-a17c-4f91-8051-753ad7d66b3d","originalAuthorName":"徐正平"},{"authorName":"葛文奇","id":"2dc8b010-b16f-4609-b634-20840560282b","originalAuthorName":"葛文奇"},{"authorName":"杨守旺","id":"cdcab3f1-4226-4060-aee0-ebfcb3443e49","originalAuthorName":"杨守旺"},{"authorName":"运国勤","id":"71370faf-cb5c-4def-af40-5dca375e3c30","originalAuthorName":"运国勤"},{"authorName":"赵秀影","id":"7e9016b1-9870-4011-ae96-5ca0e55e1f91","originalAuthorName":"赵秀影"},{"authorName":"王德江","id":"b91fffbc-5790-4fbb-9a58-24a2591960fc","originalAuthorName":"王德江"}],"doi":"10.3969/j.issn.1007-2780.2009.05.024","fpage":"746","id":"0d5ff10b-a1ba-49f0-a982-1e1583f713fd","issue":"5","journal":{"abbrevTitle":"YJYXS","coverImgSrc":"journal/img/cover/YJYXS.jpg","id":"72","issnPpub":"1007-2780","publisherId":"YJYXS","title":"液晶与显示 "},"keywords":[{"id":"5fc0ab39-9cff-479e-a0ab-6a3c720be268","keyword":"CMOS数字摄像头","originalKeyword":"CMOS数字摄像头"},{"id":"51c1b6bc-6121-43de-99cb-c461784bd09c","keyword":"位置检测","originalKeyword":"位置检测"},{"id":"935e6742-39eb-4bbd-b240-eaeda94f148a","keyword":"现场可编程逻辑器件","originalKeyword":"现场可编程逻辑器件"},{"id":"cb2c9911-ae91-4f88-a02a-4a751e6e0419","keyword":"OV6620","originalKeyword":"OV6620"}],"language":"zh","publisherId":"yjyxs200905024","title":"基于CMOS摄像头与FPGA的位置检测系统设计","volume":"24","year":"2009"},{"abstractinfo":"为了实现车载摄像头的超广角成像,解决倒车影像系统不能全面照顾周围视角的问题,设计了一款超广角车载摄像头.对该摄像头所采用的图像传感器、超广角成像技术、硬件电路设计及接口EMC防护的应用进行研究.根据当前车厂对摄像头的要求选择了基于美国Omnivision公司的CMOS图像传感器OV7962作为成像芯片.采用一种新的凝视型视场全景成像技术——鱼眼透镜成像,并通过匹配成像芯片的参数计算出镜头的焦距和分辨率.对摄像头硬件电路的设计及接口电磁兼容性(EMC)防护进行测试和改进.实验结果表明:摄像头可实现210°超广角成像,接口EMC防护已通过ISO-7637-2脉冲5b标准测试.满足了对倒车影像系统全面顾及周围视角的要求,另外该车载全景摄像头还具有成本低、性能稳定、分辨率高、夜视效果好等优势.","authors":[{"authorName":"张宝龙","id":"51a6a611-9444-4701-906e-4c54eeadb672","originalAuthorName":"张宝龙"},{"authorName":"李丹","id":"7d21df43-256a-4197-87a4-25b91b4d550b","originalAuthorName":"李丹"},{"authorName":"郭艳艳","id":"148672f7-f0af-4c5e-9153-885dbf099da8","originalAuthorName":"郭艳艳"},{"authorName":"郭海成","id":"22fe2f37-5772-4b44-922c-e62a479f6e94","originalAuthorName":"郭海成"}],"doi":"10.3788/YJYXS20153004.0634","fpage":"634","id":"9531e7f1-fc51-4f79-943d-9dd410588781","issue":"4","journal":{"abbrevTitle":"YJYXS","coverImgSrc":"journal/img/cover/YJYXS.jpg","id":"72","issnPpub":"1007-2780","publisherId":"YJYXS","title":"液晶与显示 "},"keywords":[{"id":"7646d064-9095-4c63-ae41-7de9f6acea0a","keyword":"鱼眼透镜成像","originalKeyword":"鱼眼透镜成像"},{"id":"64d2558d-0917-4d81-bf1d-8d30cab7ccc4","keyword":"超广角","originalKeyword":"超广角"},{"id":"90eabde3-51d5-4306-9181-1c7e70c77457","keyword":"CMOS图像传感器","originalKeyword":"CMOS图像传感器"},{"id":"11926db6-36cc-436e-a7f2-d0fec22608ee","keyword":"电磁兼容性","originalKeyword":"电磁兼容性"}],"language":"zh","publisherId":"yjyxs201504015","title":"基于OV7962的车载全景摄像头设计","volume":"30","year":"2015"},{"abstractinfo":"目前高端手机摄像头均为MIPI接口,该接口信号不能直接通过FPGA或DSP采集.但随着仪器设备的小型化趋势和手机摄像头性能的不断提高,使得在某些军事、工业设备上使用手机摄像头成为重要的方案之一.为了让手机摄像头在上述领域使用,本文设计了一种可以接收并处理MIPI信号的通用MIPI PHY.选择适合的FPGA,设计电气匹配和管脚约束来采集专用电平的信号;再根据信号协议,将混叠了各种信息的MIPI信号进行处理,分离出行、场同步信号,进行时序整合;根据整合后的信息将图像信号解码成通用的LVCMOS信号并进行成像实验.在帧频为22 fps、像素分辨率3 264×2 448时成像质量高、无畸变、长时间连续成像无丢帧现象,证明了该设计的可靠性和稳定性.同时程序可移植性强、输出为并行信号,满足开发人员的使用要求,已应用到某些具体项目中.","authors":[{"authorName":"张赫","id":"4e5259ab-cbad-48e4-ba85-79e6c8469a67","originalAuthorName":"张赫"},{"authorName":"李刚","id":"f5a87aa4-0f54-4919-8bbf-b2b6440aaecf","originalAuthorName":"李刚"},{"authorName":"张叶","id":"7317e316-05d4-4926-a6d8-c70597ed7ec8","originalAuthorName":"张叶"}],"doi":"10.3788/YJYXS20142904.0553","fpage":"553","id":"4250a8fe-a930-418e-87a8-2ba97a247305","issue":"4","journal":{"abbrevTitle":"YJYXS","coverImgSrc":"journal/img/cover/YJYXS.jpg","id":"72","issnPpub":"1007-2780","publisherId":"YJYXS","title":"液晶与显示 "},"keywords":[{"id":"1d8a4466-92d8-40d6-9f71-262ec0ee887a","keyword":"手机摄像头","originalKeyword":"手机摄像头"},{"id":"e5aae61f-1759-4299-abf9-d75d97511e2a","keyword":"MIPI PHY","originalKeyword":"MIPI PHY"},{"id":"050ed939-ca78-4e4f-b03b-70d23ea44112","keyword":"FPGA","originalKeyword":"FPGA"}],"language":"zh","publisherId":"yjyxs201404014","title":"手机摄像头MIPI-PHY的FPGA实现与显示","volume":"29","year":"2014"},{"abstractinfo":"立体显示可以为观察者提供场景中物体的深度信息,并使观察者有身临其境的感觉.为了搭建低成本可应用于辅助远程操纵的实时画面立体显示系统原型,利用双目网络摄像头和立体显示设备,在未对相机标定情况下,采用非标定立体校正的方法,设计了一套实时立体显示系统,提供了色差式和快门式2种立体显示方式,并通过 MOS 方法对系统的立体显示效果进行了主观评价.实验结果表明,经过立体校正后的左右摄像头图像行是对准的.在使用了多线程技术对左右图像并行处理的情况下,系统输出立体图像的帧频从21 Hz 提高到了30 Hz,满足实时性的要求.在立体显示效果评价中,色差式和快门式立体显示分别得到了7.67分和9.08分,说明立体效果基本令人满意.","authors":[{"authorName":"姜瑞凯","id":"9891c509-4b8b-490c-86d2-32f3f6cd905f","originalAuthorName":"姜瑞凯"},{"authorName":"哈清华","id":"a0972bf8-b93d-4eb3-8821-c70090cecd58","originalAuthorName":"哈清华"}],"doi":"10.3788/YJYXS20142906.1144","fpage":"1144","id":"a6a981c6-e819-43d7-9cd6-c7ef0b8782c7","issue":"6","journal":{"abbrevTitle":"YJYXS","coverImgSrc":"journal/img/cover/YJYXS.jpg","id":"72","issnPpub":"1007-2780","publisherId":"YJYXS","title":"液晶与显示 "},"keywords":[{"id":"44aa9662-017e-4ac3-8190-0f913e56df7d","keyword":"立体显示","originalKeyword":"立体显示"},{"id":"9bbd0fe4-6397-4d2a-8522-995d8fa3a5a1","keyword":"非标定","originalKeyword":"非标定"},{"id":"5723706c-d257-4ad3-b2e7-e70ba8b180af","keyword":"立体校正","originalKeyword":"立体校正"},{"id":"91304846-0a9a-4d57-8e1c-cdafcf21d5ae","keyword":"网络摄像头","originalKeyword":"网络摄像头"},{"id":"9fc1dfe8-e158-464e-90ba-c38fa28d7d0f","keyword":"双目","originalKeyword":"双目"}],"language":"zh","publisherId":"yjyxs201406052","title":"基于非标定双目网络摄像头的实时立体显示系统设计","volume":"","year":"2014"},{"abstractinfo":"采用自主设计的电接触-高速摄像试验系统,在直流单分断模式下对纯银触在电接触过程中所发生的熔桥行为进行观测,从而在不同的电流条件下对电接触过程中熔桥的形貌尺寸进行研究,同时通过SEM对电接触熔桥行为作用后纯银触的表面进行形貌分析。结果表明,在DC 10 V (8~20 A)条件下,纯银触在电接触过程中形成的熔桥有圆柱型和哑铃型2种形貌,并且其尺寸为微米级;熔桥的直径和长度都随电流的增大而呈现出先减小后增大的趋势,10~15 A范围内纯银触在电接触过程中不易形成熔桥,电接触过程中电弧可能先于熔桥而产生,并且熔桥和电弧现象可以同时存在。","authors":[{"authorName":"陈静洪","id":"b56731e3-ef9f-49cd-90c6-a3bcc192e0a5","originalAuthorName":"陈静洪"},{"authorName":"陈松","id":"c906a778-65bf-4303-9804-f4d32084902e","originalAuthorName":"陈松"},{"authorName":"谢明","id":"002fcfa4-3f61-45fe-921a-c6fbcf150a64","originalAuthorName":"谢明"},{"authorName":"王塞北","id":"e2e5c749-461f-4ac5-b21c-1de7bdc81ac6","originalAuthorName":"王塞北"},{"authorName":"胡洁琼","id":"50c8ddbe-2c2d-4d12-b3bb-45e23aae5710","originalAuthorName":"胡洁琼"},{"authorName":"王松","id":"704628b3-eb9a-4047-9532-40eae33e7e85","originalAuthorName":"王松"},{"authorName":"张吉明","id":"bd1477f9-61d7-40ed-b02a-6e5cf4389128","originalAuthorName":"张吉明"},{"authorName":"陈永泰","id":"fa96cca7-b1e0-4a45-8a72-95b9f9e6b3df","originalAuthorName":"陈永泰"}],"doi":"","fpage":"44","id":"64ca9623-0a41-407d-8d86-4210c2eb691a","issue":"z1","journal":{"abbrevTitle":"GJS","coverImgSrc":"journal/img/cover/GJS.jpg","id":"38","issnPpub":"1004-0676","publisherId":"GJS","title":"贵金属"},"keywords":[{"id":"5ff1b7f8-42c6-4c85-9eaf-0121a5fb74c4","keyword":"纯银触","originalKeyword":"纯银触头"},{"id":"d2896768-6f5d-4d90-8621-813fda3de0bd","keyword":"电接触","originalKeyword":"电接触"},{"id":"11ada9f9-f1fa-4186-bbb4-84b48c7c531c","keyword":"熔桥","originalKeyword":"熔桥"},{"id":"d1aee134-6c1e-4d7b-8022-2e9a3e551c11","keyword":"高速摄像","originalKeyword":"高速摄像"}],"language":"zh","publisherId":"gjs2016z1010","title":"纯银触熔桥行为高速摄像研究","volume":"37","year":"2016"},{"abstractinfo":"针对传统工业数字摄像机的灵活性差、实时性差等缺点,设计了一种基于FPGA的工业数字摄像机系统.将工业数字摄像机与FPGA结合起来,利用FPGA通过I2C总线接口控制器控制图像传感器采集图像数据,然后将Bayer格式图像转化为RGB格式图像,通过调用Altera IP核DDRII SDRAM controller with ALTMEMPHY和FIFO存储器设计了DDR2 SDRAM的接口,将图像数据缓存到DDR2存储器中,最后通过SPI总线接口在液晶屏上显示图像,可达到53帧/s图像的速度.系统代码共需约5 000个逻辑单元,3 704个寄存器,117个引脚.将设计代码下载到系统芯片中后,系统可以清晰显示所拍到的画面.设计结果表明,基于FPGA的工业数字摄像机设计灵活,易于移植,可实现高速图像采集和传输.","authors":[{"authorName":"汤伟","id":"bddb1f12-d4e4-4784-8f3e-59efbcfa16ad","originalAuthorName":"汤伟"},{"authorName":"刘慧忠","id":"e1cba51b-0da2-4bd3-b089-33a64c724807","originalAuthorName":"刘慧忠"},{"authorName":"连钰洋","id":"542ec634-5915-4fd4-8953-5751fd7e3f85","originalAuthorName":"连钰洋"},{"authorName":"王震","id":"3c01902f-c736-4e38-907f-3629303cb018","originalAuthorName":"王震"},{"authorName":"裴之勇","id":"560ed1d6-9587-4db4-a420-078bb7edc192","originalAuthorName":"裴之勇"}],"doi":"10.3788/YJYXS20153001.0103","fpage":"103","id":"ef1c60c5-abea-4015-a4c9-40eb04670394","issue":"1","journal":{"abbrevTitle":"YJYXS","coverImgSrc":"journal/img/cover/YJYXS.jpg","id":"72","issnPpub":"1007-2780","publisherId":"YJYXS","title":"液晶与显示 "},"keywords":[{"id":"d240d9c6-2650-43cc-8cf9-169c277e1308","keyword":"FPGA","originalKeyword":"FPGA"},{"id":"7060f9fd-b1a9-42fb-a65e-72378eeacde5","keyword":"图像传感器","originalKeyword":"图像传感器"},{"id":"5b80e09c-39b0-45f8-8ff1-38f151fd3a55","keyword":"液晶屏","originalKeyword":"液晶屏"},{"id":"92645755-3ba8-452a-94e9-70a10c44e3d1","keyword":"DDR2 SDRAM","originalKeyword":"DDR2 SDRAM"},{"id":"e26cf8f7-d109-47ea-9105-964d8978c7e5","keyword":"控制器","originalKeyword":"控制器"}],"language":"zh","publisherId":"yjyxs201501016","title":"基于FPGA的工业数字摄像机系统的设计","volume":"30","year":"2015"},{"abstractinfo":"多学科合作开发了数字化自动煤岩分析技术,采用高精度和可改变曝光时间数码摄像头,扩展了灰度级,提高了反射率测定精度.利用所获高分辩率显微图像,采用图像识别技术,实现煤岩组分的自动识别分类.结合自动扫描、自动聚焦,实现了煤岩特性的自动快速分析.克服了显微光度计速度慢和图像分析仪精度低的不足,继承了显微光度计精度高和图像分析仪测定速度快的优点,使得测定结果准确、可靠.","authors":[{"authorName":"胡德生","id":"5f003eba-b2e1-4fc1-a6b7-c472bd929e22","originalAuthorName":"胡德生"},{"authorName":"王文韬","id":"ebc1d958-303f-460a-a367-cc43bac8ffd2","originalAuthorName":"王文韬"},{"authorName":"刘其真","id":"295ad061-7884-4f34-8be5-a55c38db6211","originalAuthorName":"刘其真"}],"doi":"","fpage":"17","id":"fadfd09c-a343-4852-ac83-ce967d8406ce","issue":"7","journal":{"abbrevTitle":"GT","coverImgSrc":"journal/img/cover/GT.jpg","id":"27","issnPpub":"0449-749X","publisherId":"GT","title":"钢铁"},"keywords":[{"id":"fad7ea11-adde-4ccd-88c4-7e1b171a7443","keyword":"煤岩组分","originalKeyword":"煤岩组分"},{"id":"e2caaaee-5ddd-47e2-be7c-b1d790bb4292","keyword":"反射率","originalKeyword":"反射率"},{"id":"2a106fe1-570f-425d-9e93-3bb17a4997f4","keyword":"分析技术","originalKeyword":"分析技术"},{"id":"3d4fab9e-761d-4d47-9d7c-dda93361c85f","keyword":"自动化","originalKeyword":"自动化"},{"id":"4ae5a98b-331b-4a70-b53e-e546d31b904a","keyword":"数字化","originalKeyword":"数字化"}],"language":"zh","publisherId":"gt200507004","title":"数字化自动煤岩分析技术的开发","volume":"40","year":"2005"},{"abstractinfo":"为了实现校园的安全监控,提出了基于云台摄像机的快速移动人群的检测与跟踪算法。介绍了云台摄像机用于校园安全监控的基本构成。为了更好地实现云台摄像头对于移动人群的检测与跟踪,建立了基于现实的精确摄像机模型,提出了摄像机自旋转角度约束的摄像机模型。通过最新的核相关滤波器跟踪算法(KCF)实现对运动着的人群检测与跟踪。运用 Matlab 仿真实验比较该方法和卡尔曼滤波跟踪算法,选择最优方法和相关滤波器跟踪算法来实现检测与跟踪要求。结果表明:相比较于传统的卡尔曼滤波跟踪算法,KFC 算法的跟踪精度优于传统方法,精度多数情况下能达到90%以上,高于卡尔曼滤波跟踪算法的60%,检测与跟踪效果达到要求。","authors":[{"authorName":"常运","id":"10bcb609-a3c4-4e13-bea0-1a0b47456b3e","originalAuthorName":"常运"},{"authorName":"杜玉红","id":"03212723-24ff-4b7e-9941-ec068b9a20eb","originalAuthorName":"杜玉红"},{"authorName":"焉台郎","id":"256c2452-220f-40f4-b90e-6ccef684240e","originalAuthorName":"焉台郎"},{"authorName":"赵地","id":"4bd20761-be4f-4c7a-b79a-a606552a3f1f","originalAuthorName":"赵地"},{"authorName":"李兴","id":"47a358ac-f215-4f61-b8e3-82b2647686b4","originalAuthorName":"李兴"}],"doi":"10.3788/YJYXS20163110.0998","fpage":"998","id":"774eacbb-839b-4663-ba66-bd79c528b801","issue":"10","journal":{"abbrevTitle":"YJYXS","coverImgSrc":"journal/img/cover/YJYXS.jpg","id":"72","issnPpub":"1007-2780","publisherId":"YJYXS","title":"液晶与显示 "},"keywords":[{"id":"580cc660-3560-489b-aa3f-40c4f69da24a","keyword":"云台摄像机","originalKeyword":"云台摄像机"},{"id":"571d5738-e537-4675-9042-3c73e0cbd02f","keyword":"精确模型","originalKeyword":"精确模型"},{"id":"d773e316-4c81-4e1f-be02-aed78c9187c1","keyword":"目标检测与跟踪","originalKeyword":"目标检测与跟踪"},{"id":"cc479a7c-26db-4ea6-a785-ac96f113d797","keyword":"核相关滤波器算法","originalKeyword":"核相关滤波器算法"}],"language":"zh","publisherId":"yjyxs201610010","title":"基于云台摄像机的快速移动人群的检测与跟踪","volume":"31","year":"2016"},{"abstractinfo":"本文采用0.25微米工艺制备了CMOS器件和电路,通过对300K、77K和4K温度下器件和电路特性的测量,研究了工作温度降低对CMOS电路特性的影响.通过讨论MOSFET器件和互连线主要特性参数随温度的变化情况,修改了常温CMOS BSIM3模型以及互连线参数,建立了77K、4K温度下的低温电路仿真模型.利用上述新建立的低温电路仿真模型对CMOS电路进行仿真,并将仿真结果与实际测量结果比较,获得了比较一致的结果.研究表明在4K温度下CMOS电路的工作性能大约有50%到60%的改善.","authors":[{"authorName":"周鹏","id":"87f5bcbd-7ad7-43cf-acf3-c31c9872fc24","originalAuthorName":"周鹏"},{"authorName":"冯一军","id":"5a638952-3316-4be6-9a88-33be3596b7ec","originalAuthorName":"冯一军"}],"doi":"10.3969/j.issn.1000-3258.2005.04.008","fpage":"331","id":"749ad4fa-fe34-43c0-8413-b2fdaf30965e","issue":"4","journal":{"abbrevTitle":"DWWLXB","coverImgSrc":"journal/img/cover/DWWLXB.jpg","id":"19","issnPpub":"1000-3258","publisherId":"DWWLXB","title":"低温物理学报 "},"keywords":[{"id":"aa27bcaf-1290-4b20-8737-83658b49933d","keyword":"CMOS器件","originalKeyword":"CMOS器件"},{"id":"c410dd66-fb47-4750-afbd-fc297eaca69d","keyword":"载流子冻析效应","originalKeyword":"载流子冻析效应"},{"id":"45ea6ed4-2be3-417c-812d-aec555a3810f","keyword":"互连线","originalKeyword":"互连线"},{"id":"c997906f-6ec8-40e7-8470-1fcb2876cda2","keyword":"环形振荡器","originalKeyword":"环形振荡器"}],"language":"zh","publisherId":"dwwlxb200504008","title":"CMOS电路低温特性及其仿真","volume":"27","year":"2005"},{"abstractinfo":"本文研究了部分耗尽绝缘体上的硅(PDSOI)NMOS、CMOS结构的闩锁(latch)特性.提出了一种体电极触发诱发PDSOI NMOS器件闩锁效应维持电压的测试方法,并用此方法测试出了不同栅长、栅宽和体接触结构NMOS/CMOS的闩锁效应维持电压,以及沟道注入条件和温度对维持电压的影响.","authors":[{"authorName":"曾传滨","id":"46630b3e-35db-4af5-8a7e-6aa1de4a4677","originalAuthorName":"曾传滨"},{"authorName":"海潮和","id":"d3d080ba-8c2f-4894-a66e-2b88eacae4f1","originalAuthorName":"海潮和"},{"authorName":"李晶","id":"9b58b5dd-2913-49a3-b229-356fa844bd21","originalAuthorName":"李晶"},{"authorName":"李多力","id":"b9175074-6434-48b5-a528-f891e7379b4a","originalAuthorName":"李多力"},{"authorName":"韩郑生","id":"a55473de-e59a-479f-8f7b-a195180110ac","originalAuthorName":"韩郑生"}],"doi":"10.3969/j.issn.1007-4252.2009.05.003","fpage":"429","id":"80cb7cd3-ac39-4184-b406-67334f1d25d2","issue":"5","journal":{"abbrevTitle":"GNCLYQJXB","coverImgSrc":"journal/img/cover/GNCLYQJXB.jpg","id":"34","issnPpub":"1007-4252","publisherId":"GNCLYQJXB","title":"功能材料与器件学报 "},"keywords":[{"id":"d7a008c1-35dc-4e66-8384-bf82e84c2663","keyword":"绝缘体上的硅","originalKeyword":"绝缘体上的硅"},{"id":"6f856d8d-24e3-47ab-a2df-252baaa29a76","keyword":"闩锁","originalKeyword":"闩锁"},{"id":"556051ed-ffbd-460c-b8af-ac4b0e69b9cc","keyword":"金属氧化物半导体","originalKeyword":"金属氧化物半导体"}],"language":"zh","publisherId":"gnclyqjxb200905003","title":"PDSOI NMOS/CMOS闩锁特性","volume":"15","year":"2009"}],"totalpage":180,"totalrecord":1798}