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    • 3. 发明授权
    • Apparatus and method for collimating diffused light using a compound holographic optical element
    • 使用复合全息光学元件准直漫射光的装置和方法
    • US08976434B2
    • 2015-03-10
    • US13339942
    • 2011-12-29
    • Fedor DimovKhin Swe YinKevin YuEngin ArikDmitry Voloschenko
    • Fedor DimovKhin Swe YinKevin YuEngin ArikDmitry Voloschenko
    • G02B5/32G02B27/30
    • G02B5/32G02B27/30
    • A collimator can be made of a compound holographic optical element made of three holographic optical elements. The first reflection holographic optical element will have recorded within it continuous lens configured to receive light from a diffuse light beam and diffract the received light as a first collimated light beam. The second reflection holographic optical element will have recorded within it a regular hologram that is configured to permit the light from the diffuse light source to transmit through it to reach the first reflection holographic element, the second reflection holographic element having within it a second holographically reflective structure configured to receive the first collimated light beam and diffract the first collimated light beam as a second collimated light beam. The third transmission holographic optical element is configured to receive the second collimated light beam and diffract it as a third holographic light beam.
    • 准直器可以由三个全息光学元件制成的复合全息光学元件制成。 第一反射全息光学元件将记录在其连续透镜中,其被配置为接收来自漫射光束的光并将接收的光衍射为第一准直光束。 第二反射全息光学元件将在其内部记录有规则的全息图,该全息图被配置为允许来自漫射光源的光透过它传播到达第一反射全息元件,第二反射全息元件在其内具有第二全息反射 结构被配置为接收第一准直光束并且将第一准直光束衍射为第二准直光束。 第三透射全息光学元件被配置为接收第二准直光束并将其衍射为第三全息光束。
    • 4. 发明申请
    • Apparatus and method for collimating diffused light using a compound holographic optical element
    • 使用复合全息光学元件准直漫射光的装置和方法
    • US20120170090A1
    • 2012-07-05
    • US13339942
    • 2011-12-29
    • Fedor DimovKhin Swe Yin (a/k/a Lillian Yin)Kevin YuEngin ArikDmitry Voloschenko
    • Fedor DimovKhin Swe Yin (a/k/a Lillian Yin)Kevin YuEngin ArikDmitry Voloschenko
    • G02B5/32
    • G02B5/32G02B27/30
    • A collimator can be made of a compound holographic optical element made of three holographic optical elements. The first reflection holographic optical element will have recorded within it continuous lens configured to receive light from a diffuse light beam and diffract the received light as a first collimated light beam. The second reflection holographic optical element will have recorded within it a regular hologram that is configured to permit the light from the diffuse light source to transmit through it to reach the first reflection holographic element, the second reflection holographic element having within it a second holographically reflective structure configured to receive the first collimated light beam and diffract the first collimated light beam as a second collimated light beam. The third transmission holographic optical element is configured to receive the second collimated light beam and diffract it as a third holographic light beam.
    • 准直器可以由三个全息光学元件制成的复合全息光学元件制成。 第一反射全息光学元件将记录在其连续透镜中,其被配置为接收来自漫射光束的光并将接收的光衍射为第一准直光束。 第二反射全息光学元件将在其内部记录有规则的全息图,该全息图被配置为允许来自漫射光源的光透过它传播到达第一反射全息元件,第二反射全息元件在其内具有第二全息反射 结构被配置为接收第一准直光束并且将第一准直光束衍射为第二准直光束。 第三透射全息光学元件被配置为接收第二准直光束并将其衍射为第三全息光束。
    • 8. 发明授权
    • Data replacement policy
    • 数据更换政策
    • US08868993B1
    • 2014-10-21
    • US13446945
    • 2012-04-13
    • Kevin YuXinyi Zhang
    • Kevin YuXinyi Zhang
    • G06F11/00H04L1/00
    • H04L1/0045
    • Systems and methods are provided for estimating missing samples in a signal. A plurality of samples in the signal is received, and a respective sample corresponds to a respective sample location in a plurality of sample locations. A subset of sample locations representing missing samples in the signal is identified, and a first and a second threshold are determined. Each threshold is an integer number of samples, and the second threshold is greater than the first threshold. A first set of consecutive sample locations from the identified subset of sample locations is formed, and the missing samples in the first set of consecutive sample locations are replaced based on a comparison between a number of locations in the first set of consecutive locations, the first threshold, and the second thresholds.
    • 提供了系统和方法来估计信号中的丢失样本。 接收信号中的多个样本,并且相应样本对应于多个样本位置中的相应样本位置。 识别表示信号中缺失样本的样本位置的子集,并且确定第一和第二阈值。 每个阈值是整数个采样,第二个阈值大于第一个阈值。 形成来自所识别的采样位置子集的第一组连续采样位置,并且基于第一组连续位置中的多个位置之间的比较来替换第一组连续采样位置中的丢失样本,第一组 阈值和第二个阈值。
    • 9. 发明申请
    • METHODS, SYSTEMS, AND COMPUTER PROGRAM PRODUCTS FOR PROVIDING MEDIA CHANNEL SERVICES
    • 提供媒体渠道服务的方法,系统和计算机程序产品
    • US20090144786A1
    • 2009-06-04
    • US11948679
    • 2007-11-30
    • Michael BranamKevin YuAkbar Pirani
    • Michael BranamKevin YuAkbar Pirani
    • H04N7/173H04N5/445H04N7/025
    • H04N5/44543H04N21/26283H04N21/2665H04N21/2668H04N21/4622H04N21/4782H04N21/4821H04N21/4828H04N21/4858H04N21/64322H04N21/658
    • Methods, systems, and computer program products for providing media channel services are disclosed. A method includes provisioning an Internet-Protocol (IP)-enabled media channel in response to a request to create a media channel account, which includes creating an account record for the media channel account, assigning a media device identifier to the account record, assigning a network address to the IP-based media channel, and storing the network address in the account record. The method also includes populating a storage system with editable and non-editable content. The editable content is received and controlled by a user of the media channel account via a media device, and the non-editable content is controlled by a network media services application. The method further includes creating and presenting a media channel page that includes the editable and non-editable content in response to a request by the user to initiate a session for the channel.
    • 公开了用于提供媒体频道服务的方法,系统和计算机程序产品。 一种方法包括:响应于创建媒体信道帐户的请求来提供基于因特网协议(IP)的媒体信道,其中包括创建媒体信道帐户的帐户记录,向媒体记录分配媒体设备标识符,分配 网络地址到基于IP的媒体频道,并将网络地址存储在帐户记录中。 该方法还包括使可编辑和不可编辑的内容填充存储系统。 可编辑的内容经由媒体设备由媒体频道帐户的用户接收和控制,并且不可编辑的内容由网络媒体服务应用程序控制。 该方法还包括响应于用户发起用于该频道的会话的请求,创建和呈现包括可编辑和不可编辑内容的媒体频道页面。
    • 10. 发明授权
    • Holographic efficiency adjustment
    • 全息效率调整
    • US5210625A
    • 1993-05-11
    • US677224
    • 1991-03-29
    • Gaylord E. MossKevin YuJohn E. Wreede
    • Gaylord E. MossKevin YuJohn E. Wreede
    • G02B5/32G03H1/18
    • G03H1/18G02B5/32Y10S359/90
    • A hologram efficiency adjusting process that includes scanning the brightness effect of a hologram, which is either the hologram to be adjusted or a hologram representative of the hologram to be adjusted, to provide brightness vs. position information. The brightness information is utilized to produce a variable duty cycle half-tone mask that contains a pattern defining the areas of the hologram which are to be removed, with the pattern being unresolvable by the viewer of the hologram from which holograms have been removed pursuant to the mask pattern. The hologram to be adjusted is then photoresist coated and etched in accordance with the mask. Alternatively, the brightness information can be utilized to directly expose, for example by a laser scanner, photoresist disposed on the hologram to be adjusted.
    • 一种全息图效率调整过程,其包括扫描全息图的亮度效果,全息图是待调节的全息图或代表要调节的全息图的全息图,以提供亮度与位置信息。 亮度信息被用于产生可变占空比半色调掩模,该可变占空比半色调掩模包含限定要去除的全息图的区域的图案,其中图案不全是由全息图的观察者根据 掩模图案。 然后根据掩模对待调整的全息图进行光致抗蚀剂涂覆和蚀刻。 或者,可以利用亮度信息来直接暴露例如激光扫描器,设置在待调整的全息图上的光致抗蚀剂。