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    • 1. 发明申请
    • DIGITAL RADAR OR SONAR APPARATUS
    • 数字雷达或SONAR设备
    • WO2009027693A2
    • 2009-03-05
    • PCT/GB2008002935
    • 2008-08-29
    • RAYMARINE UK LTDJALES RICHARDLAWRENCE ANDREWMAINDROU MATTHIEU
    • JALES RICHARDLAWRENCE ANDREWMAINDROU MATTHIEU
    • G01S7/285
    • G01S7/34G01S7/062G01S7/282G01S7/285G01S7/292G01S7/526G01S7/5273G01S7/529G01S7/62G01S7/6263G01S13/10G01S13/106G01S13/89G01S15/102G01S15/89
    • A radar or sonar system amplifies the signal received by an antenna of the radar system or a transducer of the sonar system is amplified and then subject to linear demodulation by a linear receiver. There may be an anti-aliasing filter and an analog-to-digital converter between the amplifier and the linear receiver. The system may also have a digital signal processor with a network stack running in the processor. That processor may also have a network interface media access controller, where the system operates at different ranges, the modulator may produce pulses of two pulse patterns differing in pulse duration and inter-pulse spacing, those pulse patterns are introduced and used to form two radar images with the two images being derived from data acquired in a duration not more than twenty times larger than the larger inter-pulse spacing, or for a radar system, larger than one half of the antenna resolution time. One or more look-up tables may be used to control the amplifier. The radar system may generate digital output which comprises greater than eight levels of radar video.
    • 雷达或声纳系统放大由雷达系统的天线接收到的信号,或者声纳系统的换能器被放大,然后经线性接收机进行线性解调。 在放大器和线性接收器之间可能存在抗混叠滤波器和模数转换器。 系统还可以具有在处理器中运行的网络堆栈的数字信号处理器。 该处理器还可以具有网络接口媒体访问控制器,其中系统在不同的范围内操作,调制器可以产生脉冲宽度和脉冲间距不同的两个脉冲模式的脉冲,这些脉冲模式被引入并用于形成两个雷达 具有两个图像的图像源自在比较大的间隔间隔不超过二十倍的持续时间内获取的数据,或者对于雷达系统,其大于天线分辨率时间的一半。 可以使用一个或多个查找表来控制放大器。 雷达系统可以产生包括大于8级的雷达视频的数字输出。
    • 2. 发明申请
    • FLUORESCENT LAMP DRIVER CIRCUIT
    • 荧光灯驱动电路
    • WO0235891A3
    • 2002-08-08
    • PCT/GB0104731
    • 2001-10-25
    • RAYMARINE LTDJALES RICHARD JAMESWILMOTT BARNABY NORMAN
    • JALES RICHARD JAMESWILMOTT BARNABY NORMAN
    • H05B41/282H05B41/392H05B41/24
    • H05B41/3927H05B41/2822H05B41/2824Y02B20/186Y10S315/07
    • A fluorescent lamp driver circuit has regulator (SR); primary circuit of transformer (TF); electronic switches (TR2A and TR2B) and current sensing device (Rsense) connected successively in series across power supply (PSF). Controller (CTRL) is connected to create a feed back loop. The secondary circuit of transformer (TF) is coupled to fluorescent lamps (U10 and U11) via ballast capacitors (C1 and C2). Diode (D1) creates unidirectional current flow, so current sensing device (Rsense) indicates only energy input to lamps (U10 and U11). Capacitors (C1 and C2) are placed physically very close to their respective lamps, enabling good matching of currents through lamps (U10 and U11). Pulse width modulator (PM) with predetermined input is connected to regulator (SR) and, via delay circuit (TD) to controller (CTRL), thus permitting a larger dimming ratio, and further control of input power. Overvoltage detector (OVD) is connected to sense the voltage across inductor (L3) and transformer (TF) giving further control in the event of excess voltage.
    • 荧光灯驱动电路具有调节器(SR); 变压器初级电路(TF); 电子开关(TR2A和TR2B)和电流感测装置(Rsense)在电源(PSF)上串联连接。 控制器(CTRL)连接以创建反馈回路。 变压器(TF)的次级电路通过镇流电容器(C1和C2)耦合到荧光灯(U10和U11)。 二极管(D1)产生单向电流,因此电流检测装置(Rsense)仅指示灯(U10和U11)的能量输入。 电容(C1和C2)物理上非常靠近各自的灯,使得能够通过灯(U10和U11)良好地匹配电流。 具有预定输入的脉冲宽度调制器(PM)连接到调节器(SR),并通过延迟电路(TD)连接到控制器(CTRL),从而允许更大的调光比,并进一步控制输入功率。 连接过电压检测器(OVD)以感测电感器(L3)和变压器(TF)两端的电压,从而在过电压情况下进一步控制。
    • 7. 发明申请
    • RASTER GRAPHICAL DISPLAY APPARATUS
    • RASTER图形显示设备
    • WO1986005911A1
    • 1986-10-09
    • PCT/GB1986000171
    • 1986-03-24
    • SIGMEX LIMITEDJALES, Richard, JamesELGOOD, Mark, Christopher
    • SIGMEX LIMITED
    • G09G01/28
    • G09G5/02
    • Computer graphics requiring three dimensional representation needs very fine colour shading which is not possible with only 8 planes (bits) per pixel. In order to provide improved colour shading with acceptable resolution a video raster signal, with n (e.g. 8) planes per pixel and based on a resolution of x pixels per line and y lines, can be selectively processed (M1, M2, M3) to provide mn (e.g. 16 or 24) planes per macro-pixel where m is an integer greater than 1 and m = m1.m2 where m1 is the dimension in pixels of each macro-pixel along the scan lines and m is the dimension of each macro-pixel transverse to the scan lines (in terms of lines of the normal raster). In one arrangement the 16 planes normally used to drive 3 colour guns (red, green and blue) for an odd-even pixel pair are used for providing non-intersecting sets of 5 planes for each of the guns. In another arrangement the 8 planes for odd and even pixels (i.e. 16 planes available) are used for the red and green guns respectively in one scan line of each pair of scan lines and in the other scan line of the pair 8 of the 16 planes are used for the blue gun, each of the guns being operated for 50% of the pixel scanning time.
    • 需要三维表示的计算机图形需要非常精细的色彩阴影,这对每个像素只有8个平面(位)是不可能的。 为了以可接受的分辨率提供改进的色彩遮蔽,可以选择性地处理(M1,M2,M3)到每像素n(例如8)和每行x像素的分辨率的视频光栅信号(M1,M2,M3)到 为每个宏像素提供mn(例如16或24)个平面,其中m是大于1的整数,m = m1.m2,其中m1是沿着扫描线的每个宏像素的像素尺寸,m 2是 横扫扫描线的每个宏像素的尺寸(按照普通光栅的线)。 在一种布置中,通常用于驱动三色枪(红色,绿色和蓝色)用于奇数偶数像素对的16个平面用于为每个枪提供不相交的5个平面。 在另一种布置中,用于奇数和偶数像素(即,16个平面可用)的8个平面分别用于每对扫描线的一条扫描线中的红色和绿色枪,并且在16个平面中的对8的另一扫描线中使用 用于蓝色枪,每个枪在50%的像素扫描时间内运行。
    • 8. 发明申请
    • DISPLAY PROCESSING APPARATUS
    • 显示处理装置
    • WO8800738A3
    • 1988-03-10
    • PCT/GB8700517
    • 1987-07-17
    • SIGMEX LTDMASON JOHN PAULJALES RICHARD JAMESSTOCKS DAVID JOHNGIBBINS ROBERT CHARLES
    • MASON JOHN PAULJALES RICHARD JAMESSTOCKS DAVID JOHNGIBBINS ROBERT CHARLES
    • G06T1/20G06F15/66
    • G06T1/20G09G2360/04
    • For generating and processing display images (possibly different ones on respective multiple display units) a pre-processor (12) supplies data and commands to a SIMD (single instruction multiple data) 8 x 8 array (13) of processing elements (procells) (14), each arranged to process 32 bit data words internally but to output only 8 bits at a time. The array (13) comunicates with a barrel shifter cache (18) via a 512 bit (64 x 8) wide data bus. The cache (18) communicates with pixel stores (VIM) via a 712 bit wide K-bus so that pixzones comprising 8 x 8 arrays of pixels can be caled up for processing in the array/cache arrangement (13, 18). A next-pixzone generator (20) determines the consecutive pixzones for processing on the basis of commands from a SIMD instruction unit IS which also controls the SIMD array (13) and cache (18). Methods of using the SIMD array to generate next-pixel addresses upon which the next-pixzone generator acts are also described.
    • 为了产生和处理显示图像(在各个多显示单元上可能是不同的),预处理器(12)将数据和命令提供给处理元件(处理)的SIMD(单指令多数据)8×8阵列(13) 14),每一个都被设置为在内部处理32位数据字,但一次只输出8位。 阵列(13)通过512位(64×8)宽的数据总线与桶式移位器高速缓存(18)通信。 高速缓冲存储器(18)经由712位宽的K总线与像素存储器(VIM)通信,使得包括8×8像素阵列的像素区可以在阵列/高速缓存设备(13,18)中被处理。 下一个像素区域生成器(20)基于来自也控制SIMD阵列(13)和高速缓存(18)的SIMD指令单元IS的命令来确定用于处理的连续像素。 还描述了使用SIMD阵列来生成下一像素区发生器在其上起作用的下一像素地址的方法。