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    • 11. 发明申请
    • Method and apparatus with dynamic graphics surface memory allocation
    • 具有动态图形表面存储器分配的方法和装置
    • US20070132770A1
    • 2007-06-14
    • US11298024
    • 2005-12-08
    • Steve StefanidisJeffrey ChengPhilip Rogers
    • Steve StefanidisJeffrey ChengPhilip Rogers
    • G06F15/167
    • G06T1/60
    • An apparatus and method utilizes system memory as backing stores so that local graphics memory may be oversubscribed. Surfaces may be paged in and out of system memory based on the amount of usage of the surfaces. The apparatus and method also prioritizes surfaces among different tiers of local memory (e.g. frame buffer), non-local memory (e.g. page locked system memory), and system memory backing stores (e.g. pageable system memory) locations based on predefined criteria and runtime statistics relating to the surfaces. As such, local memory may be, for example, expanded without extra memory costs such as adding a frame buffer memory to allow graphics applications to effectively use more memory and run faster.
    • 一种装置和方法利用系统存储器作为备份存储器,使得局部图形存储器可能被超额认购。 可以基于表面的使用量将表面分页进出系统存储器。 该装置和方法还基于预定义的标准和运行时统计信息优先考虑本地存储器(例如,帧缓冲器),非本地存储器(例如页锁系统存储器)和系统存储器备份存储器(例如可分页系统存储器)位置的不同层之间的表面 涉及表面。 因此,本地存储器可以例如扩展而没有额外的存储器成本,例如添加帧缓冲存储器以允许图形应用程序有效地使用更多的存储器并且运行得更快。
    • 13. 发明申请
    • Method and apparatus for graphics processing using state and shader management
    • 使用状态和着色器管理的图形处理方法和装置
    • US20050162437A1
    • 2005-07-28
    • US10763782
    • 2004-01-23
    • Stephen MoreinTom FrisingerPhilip RogersRichard Bagley
    • Stephen MoreinTom FrisingerPhilip RogersRichard Bagley
    • G06T15/50G09G5/36
    • G06T15/50G06T15/80
    • A method and apparatus for graphics processing using state and shader management includes at least one state and shader cache coupled to a compiler for compiling a hardware state and shader vector from an abstract state vector. Also included is an abstract state vector register containing the abstract state vector that is provided to the state and shader cache and the compiler. The state and shader cache receives the abstract state vector and determines whether a cache entry for that abstract state vector already exists. If the cache entry exists, the hardware state and shader vector is provided to hardware. If the entry does not exist, the state and shader cache provides a miss signal to the compiler, whereupon the compiler compiles the abstract state vector and generates a hardware state and shader vector. Thereupon the hardware state and shader vector is provided to the hardware.
    • 使用状态和着色器管理的用于图形处理的方法和装置包括耦合到编译器的至少一个状态和着色器高速缓存,用于从抽象状态向量编译硬件状态和着色器向量。 还包括一个抽象状态向量寄存器,其中包含提供给状态的抽象状态向量和着色缓存和编译器。 状态和着色缓存接收抽象状态向量,并确定该抽象状态向量的高速缓存条目是否已经存在。 如果缓存条目存在,硬件状态和着色器向量将提供给硬件。 如果条目不存在,则状态和着色器缓存为编译器提供了未命中的信号,编译器编译抽象状态向量并生成硬件状态和着色器向量。 因此,向硬件提供硬件状态和着色器向量。
    • 17. 发明授权
    • Optical imaging system
    • 光学成像系统
    • US06366399B1
    • 2002-04-02
    • US09304497
    • 1999-05-03
    • Philip Rogers
    • Philip Rogers
    • G03B1306
    • G02B17/0896G02B17/084
    • A two-stage multi-spectral imaging system comprising a reflective objective and a reflective relay aligned on a common optical axis, the objective being arranged to form an intermediate image and the relay being arranged to deliver image-forming radiation emanating from the intermediate image to a focal plane, wherein the objective is formed by a large concave primary mirror which is apertured on-axis and a small secondary mirror generally disposed in the form of a “Cassegrain” objective, the relay is formed by a pair of confronting mirrors each being apertured on-axis to enable passage of radiation into and out of the relay, and the relay being positioned to provide space between the relay and the focal plane to accommodate waveband selective splitting optics if so desired.
    • 一种两级多光谱成像系统,包括反射物镜和在公共光轴上对准的反射继电器,所述物镜被布置成形成中间图像,所述继电器被布置成将从中间图像发出的图像形成辐射传递到 焦平面,其中物镜由在轴上有孔的大凹面主反射镜和通常以“卡塞格林”物镜形式设置的小二次镜形成,该继电器由一对面对镜形成,每个反射镜分别为 允许辐射通过辐射进入和离开继电器,并且继电器被定位成在继电器和焦平面之间提供空间以适应波段选择性分裂光学器件,如果需要的话。
    • 18. 发明授权
    • Optical systems
    • 光学系统
    • US6160668A
    • 2000-12-12
    • US313065
    • 1999-05-17
    • Philip Rogers
    • Philip Rogers
    • G02B15/02G02B23/12
    • G02B15/02G02B23/12
    • A switchable dual field of view objective system 20 comprises a front lens A and a rear lens C with an intermediate lens B switchable between in-use and out-of-use positions. Lens A is positively powered and lens C is negatively or positively powered but has little power in comparison to lens A. Lens C has two lens components 24, 25 of which component 24 is negatively powered and is located proximal to intermediate lens B. Lens B and component 24 are carried in common by a carrier 28 which is movable along the axis to provide distance focussing in both fields of view.
    • 可切换的双视野物镜系统20包括前透镜A和后透镜C,中间透镜B可在使用中和不使用位置之间切换。 镜头A被动力供给,镜头C是负动力的,但是与透镜A相比具有很小的功率。透镜C具有两个透镜部件24,25,其中部件24被负动力并且位于中间透镜B的附近。透镜B 并且部件24通过可沿轴线移动的载体28共同承载,以在两个视场中提供距离聚焦。
    • 20. 发明授权
    • Head-up displays
    • 平视显示
    • US5684634A
    • 1997-11-04
    • US513781
    • 1995-10-17
    • Philip Rogers
    • Philip Rogers
    • G02B5/04G02B5/28G02B5/32G02B27/00G02B27/01G02B27/14
    • G02B27/0101G02B2027/011G02B2027/0116G02B2027/0123G02B2027/015G02B2027/0161G02B5/04G02B5/28G02B5/32
    • A head-up display 10 comprises a display device 11 for generating information to be presented to an operator 15 in superimposition with his forward view of the outside world 16, via an off-axis reflectively-powered combiner optic 14 for effecting said superimposition and a relay optic 12, 18 between the display device 11 and the combiner optic 14. The relay optic 12, 18 forms an intermediate image 13 of the displayed information in advance of the combiner optic 14 and the combiner optic 14 collimates the intermediate image for delivery to the operator 15 and re-images the aperture stop formed by the relay optic 12, 18 as an exit pupil at the operator's eye position 20. The relay optic 12, 18 comprises a relay lens 12 and an axis deviation arrangement 18, having a pair of surfaces A, B preferably formed of holograms which are mutually inclined at an acute angle each surface A, B being both transmissive and reflective according to the angle of incidence of light thereon.
    • PCT No.PCT / GB94 / 00450 Sec。 371日期1995年10月17日 102(e)日期1995年10月17日PCT 1994年3月9日PCT公布。 公开号WO94 / 20874 日期1994年9月15日平头显示器10包括显示装置11,用于通过离轴反射供电的组合光学器件14,生成要向外部世界16的前视图叠加的要呈现给操作者15的信息,用于 影响所述叠加以及显示装置11和组合器光学器件14之间的中继光学器件12,18.继电器光学器件12,18在组合器光学器件14之前形成所显示信息的中间图像13,并且组合器光学器件14准直 用于传送到操作者15的中间图像,并且将由中继光学器件12,18形成的孔径光阑重新图像为在操作者眼睛位置20处的出射光瞳。中继光学器件12,18包括中继透镜12和轴偏移布置 如图18所示,具有一对表面A,B优选地由全息图形成,它们以锐角相互倾斜,每个表面A,B根据其上的入射角都是透射的和反射的 。