Shi, Hong Kong
Ben Shi, Hong Kong CN
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20090190242 | LENS DRIVING DEVICE - A lens driving device, comprises a base; a casing fixed to the base; a coil bracket disposed within the casing; a coil wound on the coil bracket, a spring disposed within the casing, a drive rod; and a lens holder; wherein, one end of the spring is fixed to the base; one end of the drive rod is fixed to the other end of the spring, and the other end of the drive rod extends out of the casing. The lens holder is slidably fixed to the exposed portion of the drive rod. The lens holder is held stationary with respect to the drive rod by static friction between the drive rod and the lens holder. A driving signal may be applied to the coil to move the lens holder. The driving signal has the characteristic of making the current flowing through the coil slowly increase and then rapidly decrease, or to rapidly increase and then slowly decrease. The drive current is preferably a sawtooth pulse train, with each pulse causing movement of the lens holder in the micron range or below. | 07-30-2009 |
Bin Shi, Hong Kong CN
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20090148151 | OMNI-DIRECTIONAL CAMERA SYSTEM - Apparatus operable to change direction of an optic axis of a camera, the apparatus comprising: a first platform rotatable about a first axis of rotation; a second platform rigidly connected to the first platform; a camera mounting plate mounted to the second platform so that the mounting plate is rotatable about a second axis; and at least one piezoelectric motor coupled to the first platform and the mounting plate operable to selectively rotate the first platform about the first axis and the mounting plate about the second axis. | 06-11-2009 |
20100051774 | ROTATABLE PLATFORM - A platform comprising: a base; a first platform unit rotatably mounted to the base and being rotatable about a first axis relative to the base; a second platform unit rotatably mounted to the first platform unit and be rotatable about a second axis relative to the first platform unit; and a flexible transmitting device connected between the base and the first platform unit and/or the first platform unit and the second platform unit for transmitting power and/or data. The flexible transmitting device is arranged to wind about the first axis when the first platform unit is rotated about the first axis and/or wind about the second axis when the second platform unit is rotated about the second axis. | 03-04-2010 |
20100145145 | CAPSULE ENDOSCOPE - A capsule endoscope includes an enclosure with a transparent section, a illumination unit arranged to illuminate an object to be observed via the transparent section, an image unit disposed in the enclosure, a reflecting unit disposed in the enclosure and arranged to direct light from the object to the image unit to form an image of the object, and a driving unit comprising a piezoelectric motor arranged to rotate the reflecting unit relative to the enclosure. | 06-10-2010 |
Chao Shi, Hong Kong CN
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20100219789 | Method and apparatus for energy harvesting using CMOS sensor - An apparatus using reconfigurable integrated sensor elements with an efficient energy harvesting capability is described. Each sensor element has sensing and energy harvesting mode. In the sensing mode, the sensor element measures an environmental characteristic by generating electrical charge and outputs a time-encoded signal indicative of the measurement. In the energy harvesting mode, the sensor element itself is used to harvest energy from ambient energy source and makes it available to other sensor elements or circuit components. The sensing element is switched from the sensing mode to the energy harvesting mode when the electrical charge reaches a predetermined threshold. An image sensor device using asynchronous readout for harvesting energy from incident light while generating images is also described. | 09-02-2010 |
Jinghao Shi, Hong Kong HK
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20150293720 | METHOD AND RELATED DEVICE FOR DETERMINING MANAGEMENT MODE OF SHARED VIRTUAL MEMORY PAGE - A method and a related device for determining a management mode of a shared virtual memory page are disclosed. In one example, a method is disclosed that includes monitoring frequency or mode of access operation of at least one process accessing the shared virtual memory page; and changing the management mode of the shared virtual memory page to a shared physical memory mode if the monitored frequency or mode of access operation meets a first set condition and a current management mode of the shared virtual memory page is a distributed shared memory mode. The technical solutions provided in the present disclosure can enhance performance of accessing a shared virtual memory. | 10-15-2015 |
Lin Shi, Hong Kong CN
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20110137612 | METHODS AND SYSTEMS FOR ESTIMATING LONGITUDINAL RELAXATION TIMES IN MRI - A method and a system for estimating a longitudinal relaxation time in magnetic resonance imaging. The method includes scanning at least one object to form a sequence of data with a plurality of flip angles; regressing linearly the formed sequence of data based on a first signal intensity model associated with the flip angles to obtain an initial estimation for said longitudinal relaxation time; and regressing nonlinearly the formed sequence of data based on a second signal intensity model associated with the flip angles so as to obtain a final estimation for the longitudinal relaxation time, in which the initial estimation is used as an initial guess for the longitudinal relaxation time based on the second signal intensity model. | 06-09-2011 |
20110317898 | Registration of 3D tomography images - Disclosed are methods and apparatus for analyzing medical image change, particularly bone changes, either bone gain or loss. Disclosed also are methods and apparatus for bone registration of computed tomography (CT) images. These new methods and apparatus significantly improve the efficiency of current matching procedure. | 12-29-2011 |
20130011037 | Systems and methods for detecting arterial input function (AIF) - Disclosed are methods, systems and apparatuses for detection of arterial input function (AIF) in MRI, specially DCE MR images, comprising automatic selection of AIF based on affinity propagation (AP) clustering method. | 01-10-2013 |
Minghua Shi, Hong Kong HK
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20140150078 | Anonymous Personal Content Access with Content Bridge - An online content publishing and consumption environment can be modeled such that communities of content consumers (users), such as educational institutes and libraries, are categorized as Content Brokers; content providers, such as book, music, and multimedia publishers, and news sources, are categorized as Content Providers; and a Content Bridge, a standalone component providing the functionalities of the presently claimed invention in the online content publishing and consumption environment. The Content Bridge allows a simpler and loosely-coupled integration with lowered integration cost and effort, as the Content Broker is required to integrate once only with the Content Bridge instead of having to integrate individually with every Content Provider. | 05-29-2014 |
Ming Hua Shi, Hong Kong HK
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20110041106 | Integrated Circuit Modeling Method and Framework Tool - An integrated circuit modeling method | 02-17-2011 |
Peng Shi, Hong Kong HK
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20160051353 | High-Throughput Organ-Targeted Microinjection System - Automatic system for efficient delivery of biologics into target organs of zebrafish larvae for high-throughput in vivo screening. The system includes a reservoir containing zebrafish larvae immersed in a hydrogel in its liquid state. A microfluidic component removes a droplet of the hydrogel having a single zebrafish larva contained therein and deposits the droplet on a surface for receiving an array of hydrogel droplets. Structure or substances is provided for inducing the larva to assume a dorsal or lateral orientation within the droplet. A cooler cools the surface to solidify the hydrogel droplets thereby to immobilize the larvae for observation by an optical arrangement that identifies target organs in each larva using an image template-matching algorithm. A pressure driven microinjection needle injects biologics into the target organ of the zebrafish larva for screening studies. | 02-25-2016 |
Xi Shi, Hong Kong CN
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20100139569 | Robotic Pet-Sitter System - A robotic pet-sitter system comprises a control system and a robotic body, the control system used to wireless launch control instruction signals; a wireless receiver module is defined in the robotic body, used to receive control instruction signals and to process the control instruction signals into control signals, the robotic body further comprises a driving system and a feeding module, the driving system used to drive the robotic body moving according to the control signals, the feeding module used to open the feeding box placed with pet food according to the control signals. The local PC communicates with a remote PC through Internet, and the remote PC long-distance controls the robotic body and monitors pet through Internet. The robotic pet-sitter system of the present invention can care for and monitor the pet when the owner is not at home. | 06-10-2010 |
Xin Shi, Hong Kong HK
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20150353996 | Reusable Long Period Microfiber Grating for detection of DNA Hybridization - A label free, reusable and high sensitivity viral fiber sensor is provided in the present invention. The label free, high sensitivity and reusability are the advantages of this sensor. Long Period Microfiber Grating (LPMFG) is used for the sensing device. It allows optically detecting the change in refractive index at the grating surface with an extra high sensitivity. This provides an optical detection method to monitor DNA Hybridization. The single stranded DNA (ssDNA) probe is immobilized onto the LPMFG's surface for hybridizing with a DNA sample in order to identify the viral strain in the sample. This LPMFG-based viral sensor functions by inducing a refractive index change on the grating surface through the bio-molecule binding between the target viral ssDNA and the immobilized probe ssDNA. Regeneration of a surface-immobilized probe without a significant loss of hybridization activity retains at least 10 successive assays without any significant loss of performance (less than 10% decrease). | 12-10-2015 |
Xingang Shi, Hong Kong CN
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20110170413 | SYSTEMS AND METHODS FOR DETERMINING TOP SPREADERS - Disclosed are a method and a system for determining top spreaders in high speed network. The method may comprise: sampling a plurality of packets from the plurality of hosts during an interval of time; determining a difference between a count and a count error for each host based on the sampled packets; ranking the hosts based on the determined difference to identify a first set of hosts that are top in the ranked hosts; and selecting a second set of hosts from the first set of hosts as the top spreaders. | 07-14-2011 |
20120030348 | SYSTEM AND METHOD FOR CATCHING TOP HOSTS - Disclosed are a system and a method for catching top users. The system may comprise: a filter ( | 02-02-2012 |
Xunqing Shi, Hong Kong HK
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20090294916 | BONDING METHOD FOR THROUGH-SILICON-VIA BASED 3D WAFER STACKING - There is described a hybrid bonding method for through-silicon-via based wafer stacking. Patterned adhesive layers are provided to join together adjacent wafers in the stack, while solder bondng is used to electrically connect the vias. The adhesive layers are patterned to enable outgassing and to provide stress relief. | 12-03-2009 |
20100246141 | ELECTRONIC PACKAGE AND METHOD OF FABRICATION THEREOF - One aspect of the present invention provides an electronic package, comprising at least a first module and a second module arranged on top of the first module, the modules together in the form of a module stack, wherein the first and second modules are adhesively connected together, each module includes a substrate layer having at least one metal layer, at least one die and a plastic(s) package molding compound layer molded over said die or dice, in each module the die or dice are bonded on said substrate layer via the metal layer, a plurality of channels formed generally vertically acting as vias to connect the metal layers and arranged adjacent to the die or dice in at least one of the modules, some or all the channels provided with an inner surface coated with a conductive material layer or filled with a conductive material for electrical connection whereby the dice are electrically connected together, and means serving as an intermediary for providing electrical, mechanical and thermal connectivity, communication externally and connected to the channels. | 09-30-2010 |
20110221018 | Electronic Device Package and Methods of Manufacturing an Electronic Device Package - An electronic device package comprises a substrate | 09-15-2011 |
20110235299 | Stacked Electronic Components, Method and Apparatus for Aligning Electronic Components - A method of aligning electronic components comprising providing a positioning member | 09-29-2011 |
20120187462 | HIGH OPTICAL EFFICIENCY CMOS IMAGE SENSOR - High optical efficiency CMOS image sensors capable of sustaining pixel sizes less than 1.2 microns are provided. Due to high photodiode fill factors and efficient optical isolation, microlenses are unnecessary. Each sensor includes plural imaging pixels having a photodiode structure on a semiconductor substrate adjacent a light-incident upper surface of the image sensor. An optical isolation grid surrounds each photodiode structure and defines the pixel boundary. The optical isolation grid extends to a depth of at least the thickness of the photodiode structure and prevents incident light from penetrating through the incident pixel to an adjacent pixel. A positive diffusion plug vertically extends through a portion of the photodiode structure. A negative diffusion plug vertically extends into the semiconductor substrate for transferring charge generated in the photodiode to a charge collecting region within the semiconductor substrate. Pixel circuitry positioned beneath the photodiode controls charge transfer to image readout circuitry. | 07-26-2012 |
20130187267 | INCREASED SURFACE AREA ELECTRICAL CONTACTS FOR MICROELECTRONIC PACKAGES - A multilayer microelectronic device package includes one or more vertical electrical contacts. At least one semiconductor material layer is provided having one or more electrical devices fabricated therein. An electrical contact pad can be formed on or in the semiconductor material layer. Another material layer is positioned adjacent to the semiconductor material layer and includes a conductive material stud embedded in or bonded to the layer. A via is formed through at least a portion of the semiconductor material layer and the electrical contact pad and into the adjacent layer conducting material stud. The via is constructed such that the via tip terminates within the conducting material stud, exposing the conducting material. A metallization layer is disposed in the via such that the metallization layer contacts both the electrical contact pad and the conducting material stud exposed by the via tip. | 07-25-2013 |
20140343901 | Method for Optimizing Electrodeposition Process of a Plurality of Vias in Wafer - The presently claimed invention provides a method for optimizing an electrodeposition process of a plurality of vias in a wafer. Instead of simulating a large number of via on the wafer for via filling, a representative via is selected with the maximum value of critical factor, which is a function of process parameters. The filling of the representative via is simulated with different sampling points to find out the filling goodness in order to find out the optimized process windows of process parameters. An optimizer is also disclosed, which either provides sampling points or reduces sampling points under artificial neural network method. Calculation of filling goodness is used for evaluating via filling quality and further comparing among via fillings simulated at different sampling points. Consequently, the method of present invention is able to shorten the simulation time for via filling as well as provide a process window with high accuracy. | 11-20-2014 |
20150016078 | Partitioned Hybrid Substrate for Radio Frequency Applications - The presently claimed invention is to provide a package for compact RF signal system, and a method to form the package thereof in order to miniaturize the size of package, improve signal integrity, and reduce manufacturing cost. The package comprises a hybrid substrate with a sandwiched structure, in which the hybrid substrate comprises an upper layer and a lower layer with different dielectric properties being separated by an interposer for improving electrical isolation and mechanical stiffness. Metal layers are formed on the sidewalls of the opening to surround an active component, such that the metal sidewalls together with two ground plates in the upper and lower layers constitute a self-shielding enclosure inside the package to protect the active component. | 01-15-2015 |