tv tracking 中文意思是什麼

This thesis focuses on the key techniques of target segmentation and tracking algorithms of image on the sea, which is used in tv control and guide of aerocraft

論文主要研究了針對海上圖象的目標分割和跟蹤演算法，應用於飛行器末制導中的電視制導系統。

A servo control unit for accurate tv tracking based on dsp

的精密電視跟蹤伺服控制單元

Virtual studio system, a novel technology of tv program making, combines the conventional chroma key system concept with the advanced camera tracking and graphic forming technology

虛擬演播室系統，是一項新穎的電視節目製作方式，它結合了色鍵技術、攝像機跟蹤技術以及先進的圖形生成技術。

With the development of tracking and pointing system these years, the requirement of line of sight ( los ) stabilization of tv tracker becomes more and more strict

近年來，隨著對武器跟蹤系統要求的不斷提高，對電視跟蹤儀的的視軸穩定的要求也日趨嚴格。

Tv tracking algorithm against objcect on sea

海面目標電視跟蹤演算法

Unstable los will lead bigger tracking error. at present, most tv tracker is mounted on the deck directly

目前艦載電視跟蹤系統多採用直接把電視跟蹤儀安裝在艦船甲板上。

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

提出了採用等效目標等幾種評價和檢驗電視跟蹤伺服系統精度的方法。

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

論文首先通過理論分析和模擬，分析了傳統的評價和檢測光電經緯儀電視跟蹤伺服系統跟蹤精度的方法無法評價光電經緯儀跟蹤快速角速度、角加速度運動目標的情況。

The influence of swinging ship to los is analyzed in detail. the tracking precision of the shipborne tv tracker will be improved greatly when the feedforward signal otship swaying is measured by rate gyro

本文詳細分析了艦船搖擺對視軸穩定的影響，通過理論推導和模擬分析論證了採用速率陀螺測量並前饋艦船搖速度信號將極大的提高艦載電視跟蹤儀的跟蹤精度。

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

本文介紹電視跟蹤的發展歷史和現狀，分析實現嵌入式彩色視頻跟蹤系統的硬體和軟體技術基礎。闡述電視跟蹤系統工作原理、結構特點，解決嵌入式彩色視頻跟蹤系統實現過程中的關鍵技術。

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

提出了加速度滯后補償的概念，並將其應用到提高電視跟蹤穩態精度中；結合電視跟蹤器補償技術，在保證最大跟蹤誤差不大於3的條件下，將目前的光電經緯儀電視跟蹤系統跟蹤最大角速度30 / s 、和最大角加速度12 / s2能力，提高到跟蹤最大角速度50 / s 、最大角加速度30 / s2 。

The following algorithms have been proposed and tested in the thesis : 1 frequency selective fading : combine the isomorphism between the input space and the output space and propose a new approach to blind equalization of the channel. compared with conventional methods, the new approach offers lower computational complexity, better performance, and more robust against the over - determination of the system order ; 2 time selective fading : a new approach to the equalization of time selective channel based on the zero - forced equalizer is proposed which is more simple in its structure of algorithm ; 3 time - varying channel : using the instantaneous mean value changes of the output signal to extract the information of channel variations and model it using ar model, kalman filter is then employed to track channel variations, it bears faster ability in tracking the variation of tv channels ; based on the isomorphism between the inputs and the outputs and some of the approaches using in mimo system, a new algorithm of equalization of simo time - varying channel is proposed, which also share the merits of being robust against the over - determination of the system order ; model the time - varying channel using the multi - resolution decomposition wavelets, and then a blind identification method based " on the model is proposed ; at last, a new model for equalization and identification of mimo system is proposed

主要工作在以下幾個方面： 1 、針對頻率選擇性衰落通道：結合輸入輸出空間同構關系提出一種新的頻率選擇性通道均衡方法，與傳統方法相比，該方法計算量更小，收斂速度更快，性能更優，且對系統階次的過確定表現穩健，具有實際均衡應用價值； 2 、針對時間選擇性衰落通道：提出一種基於迫零均衡的時間選擇性通道均衡方法，演算法結構簡單； 3 、針對時變色散通道：利用瞬態均值曲線提取通道時變信息，對之ar建模，利用卡爾曼濾波器跟蹤時變通道抽頭變化，可以快速跟蹤通道變化；基於輸入輸出空間之間的同構關系以及多輸入多輸出系統的處理方法，提出了新的單輸入多輸出色散時變通道均衡與識別演算法，同樣具有對通道階次過確定保持穩健的優點；結合小波多解析度分析提出一種基於小波模型的通道盲識別演算法；研究時變的多輸入多輸出系統的盲均衡與盲反卷積問題，給出一種時變系統處理模型。

According to the characteristics of tv - guided bombs, we put forward tv - guided image tracking algorithms and adaptive updating algorithms for templates based on partial derivative correlation function - then we designed a partial derivative correlation tracker and carried out simulation test for a group of gray - scale images

摘要針對電視制導炸彈的特點，提出一種基於偏導相關函數的電視圖像跟蹤演算法和模板自適應更新演算法，在此基礎上設計出偏導相關跟蹤器並對一組灰度圖像進行模擬試驗。

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

將這種分化板置於電視跟蹤鏡頭的主光路中，用以顯示瞄準光標，可取代電視跟蹤鏡頭的輔助光路，使鏡頭的結構得到簡化。

It is proved to be a good method and experimental results are given in this paper. aiming at the difficulty that there are pure long time delays of tracking error of tv tracker and infrared tracker, theoretic analysis of influence of delays to the tracking performance is given based on the type system

同時，針對系統中紅外和電視脫靶量具有較大延遲的問題，首先以典型型系統為例，理論上詳細分析了延遲對跟蹤性能的影響，給出延遲時間與系統開環截止頻率的對應關系。

Tv photoelectric theodolites made up of optics, machine, electron and computer is a complex tracking and measuring instrument. tv photoelectric theodolites used in especial proving ground is a new kind of photoelectric tracking and measuring instrument. tracking precision is a main parameter

=電視光電經緯儀是集光、機、電與計算機應用技術於一體的大型復雜測量系統，它是廣泛用於特種試驗場的一種新型光電跟蹤測量設備，跟蹤精度是其最重要的的技術指標之一。