| 1. | A servo control unit for accurate tv tracking based on dsp 的精密电视跟踪伺服控制单元 |
| 2. | Tv tracking algorithm against objcect on sea 海面目标电视跟踪算法 |
| 3. | The equivalent target method and some other methods to evaluate and test the tracking precision of o - e theodolite tv tracking system are brought forward 提出了采用等效目标等几种评价和检验电视跟踪伺服系统精度的方法。 |
| 4. | By placing the reticule in the main optical path of the tv tracking lens , it can not only take the place of the auxiliary optical path in displaying line of sight , but also simplifies the structure of the lens 将这种分化板置于电视跟踪镜头的主光路中,用以显示瞄准光标,可取代电视跟踪镜头的辅助光路,使镜头的结构得到简化。 |
| 5. | The traditional evaluating and testing the tracking precision of o - e theodolite tv tracking system is nearly invalid when o - e theodolite tracking fast moving targets by analyzing in theory and simulating in this dissertation 论文首先通过理论分析和仿真,分析了传统的评价和检测光电经纬仪电视跟踪伺服系统跟踪精度的方法无法评价光电经纬仪跟踪快速角速度、角加速度运动目标的情况。 |
| 6. | In this theses , the history and actuality of tv tracking was introduced ; the hardware and software foundations of realizing an embed color video tracker was analyzed ; the working theory and structure of a tv tracking system was also expatiated ; the key technology of realizing an embed color video tracker is presented 本文介绍电视跟踪的发展历史和现状,分析实现嵌入式彩色视频跟踪系统的硬件和软件技术基础。阐述电视跟踪系统工作原理、结构特点,解决嵌入式彩色视频跟踪系统实现过程中的关键技术。 |
| 7. | The concept of acceleration delay compensation is put forward in this dissertation . by using acceleration delay compensation and tv tracker compensation technology the tracking capability of o - e theodolite tv tracking system is promoted to track fast moving targets at maximal 50 / s angular velocity and maximal 30 / s2 angular acceleration other than maximal 30 / s angular velocity and maximal 12 / s2 angular acceleration before while the maximal tracking error is still less than 3 提出了加速度滞后补偿的概念,并将其应用到提高电视跟踪稳态精度中;结合电视跟踪器补偿技术,在保证最大跟踪误差不大于3的条件下,将目前的光电经纬仪电视跟踪系统跟踪最大角速度30 / s 、和最大角加速度12 / s2能力,提高到跟踪最大角速度50 / s 、最大角加速度30 / s2 。 |