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City University Of Hong Kong patents


Recent patent applications related to City University Of Hong Kong. City University Of Hong Kong is listed as an Agent/Assignee. Note: City University Of Hong Kong may have other listings under different names/spellings. We're not affiliated with City University Of Hong Kong, we're just tracking patents.

ARCHIVE: New 2018 2017 2016 2015 2014 2013 2012 2011 2010 2009 | Company Directory "C" | City University Of Hong Kong-related inventors


Low-loss silicon on insulator based dielectric microstrip line

Systems and methods which provide low-loss dielectric microstrip line (dml) circuits for use with respect to signals in the terahertz frequency range are described. Low-loss dml integrated circuits of embodiments, such as may comprise dml transmission lines, dml couplers, dml crossovers, etc., may be based on silicon technology and are adapted for signal frequencies in the range of 750-925 ghz. ... City University Of Hong Kong

Apparatus and method for testing performance of an electrosurgical tool

A system and method of an apparatus for testing performance of an electrosurgical tool includes a frame, a clamp module coupled to the frame and configured to retain a test material in an selected orientation, a tool module coupled to the frame and configured to grip an electrosurgical tool, and wherein the apparatus is configured to allow a user to perform a controllable cut to evaluate the cutting performance of the electrosurgical tool, wherein performance is based on determining a resistance force between the electrosurgical tool and the test material as the electrosurgical tool performs the controllable cut and a determination of non-stickness of the electrosurgical tool.. . ... City University Of Hong Kong

Electric device for detecting pressure

An electric device for detecting pressure and a pressure sensor includes an electric current channel arranged to conduct an electric current, wherein the electric current channel is disposed adjacent or proximate to a pressure sensitive structure. Upon the pressure sensitive structure being subjected to a change of an external pressure, the pressure sensitive structure is arranged to manipulate a first electrical characteristic of the electric current channel.. ... City University Of Hong Kong

High entropy alloy thin film coating and method for preparing the same

A method for preparing a high entropy alloy thin film coating includes preparing a melt alloy by arc melting raw materials including five or more elements, casting the melt alloy into a mold to form a target, placing the target inside a vacuum chamber of a magnetron sputtering system, and rotatably fixing a substrate inside the vacuum chamber, spaced apart from the target. A high entropy alloy thin film is deposited on the substrate by high vacuum radio frequency sputtering inside the vacuum chamber.. ... City University Of Hong Kong

Augmented reality systems and methods

The present disclosure describes augmented reality (ar) methods and systems allowing one or more user to observe a virtual image (e.g., computer generated image) overlaid on a physical scene (e.g., actual real life surroundings). Embodiments herein allow components of the ar methods and systems to be decoupled from each other, such that a user is able to view a virtual image overlaid on a physical scene while simply wearing thin, lightweight holographic spectacles.. ... City University Of Hong Kong

Method for surface modification of nanoparticles

A method for surface modification of nanoparticles includes the separate steps of removing ligands from the surface of the nanoparticles to form ligand-free nanoparticles, and mixing new ligands with the ligand-free nanoparticles to form modified nanoparticles.. . ... City University Of Hong Kong

Systems and methods providing anti-counterfeiting with multi-mode luminescent nanotaggants

Systems and methods which provide anti-counterfeiting patterns tagged with multi-mode nanotaggants, such as may comprise single-mode nanoparticles, multi-mode nanoparticles, or a combination thereof, are described. The multi-mode nanotaggants of embodiments are configured to exhibit prescribed emissions by excitation at distinct stimulus wavelengths. ... City University Of Hong Kong

Nanoparticle composition for use in targeting cancer stem cells and method for treatment of cancer

There is disclosed a composition in the form of a nanoparticle. The nanoparticle composition has a diameter from 5 to 500 nanometers. ... City University Of Hong Kong

Dc link module for reducing dc link capacitance

A dc link module for a power circuit comprising a first connector for connecting to a first power conversion circuit, a second connector for connecting to a second power conversion circuit, wherein the second power conversion circuit is connected to a load circuit arranged to at least intermittently operate as a power source to the power circuit, at least one dc link capacitors arranged between said first connector and said second connector for processing a voltage signal received at said first connector or said second connector, and at least one voltage compensation circuits arranged between said first connector and said second connector, said one or more voltage compensation circuits arranged to generate a voltage signal to compensate an ac ripple component in a dc voltage signal appearing across the at least one dc link capacitor.. . ... City University Of Hong Kong

Method for preparing hierarchically porous doped carbon material and its use

A method for preparing a hierarchically porous doped carbon material includes the steps of heating a mixture including an etching agent precursor and a pore-generating agent. The pore-generating agent is embedded in a matrix including a carbon source and a dopant source for simultaneously carbonizing the carbon source. ... City University Of Hong Kong

Electrochemical detector

An electrochemical detector including at least one substance selection structure disposed adjacent or proximate to an electronic device structure, wherein the substance selection structure is arranged to interact with a target substance having a molecular structure so as to alter an electrical characteristic of the electronic device structure.. . ... City University Of Hong Kong

Composite material composition and a method of forming a composite material composition

A material composition including a matrix including a first material, the matrix including a plurality of voids disposed in the matrix, two or more voids being spaced apart from each other, a plurality of elongate fibers of a second material located within the matrix, wherein the plurality of fibers are configured to reinforce the matrix and, wherein the material composition is a composite material composition.. . ... City University Of Hong Kong

Energy storage apparatus

An energy storage apparatus and a method for fabricating the energy storage apparatus. The energy storage apparatus includes a pair of electrodes including an anode and a cathode; an electrolyte at least partially surrounding each of the pair of electrodes; and an encapsulation arranged to encapsulate the electrodes and the electrolyte; wherein the combination of the electrodes, the electrolyte and the encapsulation is mechanically flexible.. ... City University Of Hong Kong

Systems and methods for privacy-assured similarity joins over encrypted datasets

Systems and methods which provide secure queries with respect to encrypted datasets are described. Embodiments provide privacy-assured similarity join techniques operable with large-scale encrypted datasets. ... City University Of Hong Kong

06/07/18 / #20180155382

Cytotoxic platinum complex, its preparation and therapeutic use

Platinum(iv) complexes especially suitable for antitumor therapy and methods for their preparation. Further provided is a method for treating a subject, in particular a human, suffering from a disease comprising administering a platinum(iv) complex of the present invention, which disease is especially preferably but not exclusively a cancer. ... City University Of Hong Kong

05/31/18 / #20180149632

Electrochemical detector

An electrochemical detector includes a substance selection layer disposed on a semiconductor layer, and the substance selection layer is arranged to interact with a target substance so as to alter an electrical characteristic of the semiconductor layer. A method for fabricating an electrochemical detector is also disclosed.. ... City University Of Hong Kong

05/31/18 / #20180149135

Counter-rotating vertical axis wind turbine with deflector and vortex generators

A high efficiency vertical axis wind turbine (vawt) comprising two counter-rotating rotors, each comprising a plurality of straight rotor blades. One rotor is placed on a first vertical axis and another rotor is placed on a second vertical axis. ... City University Of Hong Kong

05/24/18 / #20180145339

Method of fabricating nanoporous metal structure

A method of fabricating a nanoporous metal structure, such as a nanoporous metal (nmp) supported pd catalyst suitable for use in a direct methanol fuel cell (dmfc), is includes the steps of (a) providing a piece of au55cu25si20 alloy glass ribbon with a thickness of 50 μm, (b) dealloying the piece of alloy glass ribbon by reacting with iron (iii) chloride solution to form a free-standing npm ribbon, (c) depositing a thin film of pdco of a thickness of 100 nm on the npm ribbon by rf magnetron sputtering with pd0.5co0.5 (atomic percent) as target in an argon atmosphere, and (d) electrochemically dissolving some of the co on the thin film of pdco to induce migration of au from the npm ribbon to the thin layer of pdco.. . ... City University Of Hong Kong

05/24/18 / #20180142144

Luminogenic transition metal-based pyridyl complex and its use

The present invention provides a luminogenic, in particular a phosphorogenic transition metal-based pyridyl complex containing a nitrone moiety, which nitrone moiety acts as a bioorthogonal functional group and an emission quencher, and can undergo cycloaddition reaction with a complementary bioorthogonal functional group coupled to a substrate. The transition metal is can be selected from iridium or ruthenium. ... City University Of Hong Kong

05/17/18 / #20180139450

Systems and methods for rate control in video coding using joint machine learning and game theory

Systems and methods which provide a joint machine learning and game theory modeling (mlgt) framework for video coding rate control (rc) are described. A machine learning based r-d model classification scheme may be provided to facilitate improved r-d model prediction accuracy and a mixed r-d model based game theory approach may be implemented to facilitate improved rc performance. ... City University Of Hong Kong

05/17/18 / #20180135162

Metal material and a method for use in fabricating thereof

A metal material including a plurality of metal particles arranged in a crystal structure having at least two phases; wherein the at least two phases include a crystalline phase and an amorphous phase, wherein the crystalline phase includes a nanocrystalline phase and the amorphous phase includes a nanoamorphous phase.. . ... City University Of Hong Kong

05/17/18 / #20180135046

Small-interfering rna expression systems for production of small-interfering rnas and their use

A method of preparing a library of small interfering rna (sirna) expression systems for producing sirna for silencing of target genes by inducing degradation of target gene rna expression products includes: (i) isolating rna of one or more target genes from a cell population; (ii) generating rna fragments from the isolated rna; (iii) converting the rna fragments into dsdna fragments; and (iv) cloning the dsdna fragments into vectors for forming cloned vectors, each vector including one or more promoters and at least one restriction enzyme site capable of accepting the insertion of at least one dsdna fragment such that sirna can be produced. Methods for producing sirna from the sirna expression system and methods of identifying a functional target gene for treatment by using the sirna produced from the sirna expression system and for identifying rnai therapeutics are also provided.. ... City University Of Hong Kong

05/10/18 / #20180129630

Phase retrieval using coordinate descent techniques

Coordinate descent is applied to recover a signal-of-interest from only magnitude information. In doing so, a single unknown value is solved at each iteration, while all other variables are held constant. ... City University Of Hong Kong

05/10/18 / #20180127867

Metallic structure and a method for use in fabricating thereof

A metallic structure includes a first plurality of metal particles arranged in an amorphous structure; a second plurality of metal particles arranged in a crystalline structure having at least two grain sizes, wherein the crystalline structure is arranged to receive the amorphous structure deposited thereon; wherein the grain size is arranged in a gradient structure.. . ... City University Of Hong Kong

05/10/18 / #20180127782

System and method for delivery of substance into mammalian cells

The present invention is concerned with a system of delivering particles of nano-scale into mammalian cells with a diameter of 50 μm or less. The system has a container containing the mammalian cells, the particles, a pressure-exerting member for generating transient apertures of substantially 1-200 nm on surface of the cells, a magnetic mechanism configured to generate a magnetic force to act on the pressure-exerting member thus to move the pressure exerting member, a control mechanism for effecting movement of the pressure-exerting member in a predetermined motion pattern, a measuring mechanism configured to indicate magnitude of pressure exerted on surface of the mammalian cells, and a monitoring mechanism.. ... City University Of Hong Kong

05/03/18 / #20180123481

Electrical apparatus and a method for fabricating an electrical apparatus

An electrical apparatus includes an electrical signal generation structure arranged to generate an electrical signal in response to a change of an external pressure subjected thereto. The electrical signal generation structure includes a fabric material. ... City University Of Hong Kong

04/12/18 / #20180101416

Server farm and method for operating the same

A method for operating a server farm with a plurality of servers operably connected with each other includes: receiving a job request of a computational task to be handled by the server farm; determining, from the plurality of servers, one or more servers operable to accept the job request; determining a respective effective energy efficiency value associated with at least the one or more servers; and assigning the computational task to a server with the highest effective energy efficiency value. The effective energy efficiency value is defined by a service rate of the respective server divided by a difference between an energy consumption rate value when the respective server is busy and an energy consumption rate value when the respective server is idle. ... City University Of Hong Kong

04/05/18 / #20180093224

Emissions treatment apparatus and a method for treating emissions

An emissions treatment apparatus includes a first mechanism arranged to receive an exhaust gas, wherein the first mechanism is supplied with a first substance arranged to react with a first exhaust compound to process the exhaust gas, the first substance being chemically derived from an electrolyte source. The emissions treatment apparatus further comprises a second mechanism arranged to receive the exhaust gas after its reaction with the first exhaust compound; wherein the second mechanism receives a second substance arranged to react with a second exhaust compound to further process the exhaust gas, the second substance being chemically derived from an electrolyte source.. ... City University Of Hong Kong

03/29/18 / #20180090938

Method for regulating an electrical power circuit and an electrical power regulating apparatus

An electrical power regulating apparatus includes a controller arranged to detect an electrical source characteristic of an electrical power source; and a power converter arranged to adjust an electrical load characteristic of an electrical loading stage in connection with the electrical power source based on the at least one electrical source characteristic being detected by the controller, such that the electrical power source is arranged to deliver a maximum amount of electrical power to the electrical loading stage. A method for regulating an electrical power circuit is also provided.. ... City University Of Hong Kong

03/15/18 / #20180074458

Efficiently generating a high quality patterned-phase-only hologram for display on a single device

System and methods for efficiently generating a high quality patterned-phase-only hologram that can be displayed on a single device are disclosed. A digital image of a holographed subject is measured as a distribution of the intensity of pixels in the image, or as an intensity image, and uniformly partitioned into a plurality of non-overlapping image blocks. ... City University Of Hong Kong

02/22/18 / #20180051324

Kit and a method for determining the presence or amount of a target nucleic acid sequence in a sample

A method for determining the presence or amount of a target nucleic acid sequence in a sample, uses magnetic particles loaded with a probe and polystyrene particles loaded with a probe, in particular a different probe, for directly or indirectly detecting the presence or amount of the target nucleic acid sequence which is in particular indicative of a disease. The methods of the present invention allow for determining target nucleic acid sequences even in low abundance and in complex samples with advantageous sensitivity and, thus, represent promising approaches which can in particular be used in the diagnosis of several diseases and health conditions. ... City University Of Hong Kong

02/15/18 / #20180048068

Aperture-coupled microstrip-line feed for circularly polarized patch antenna

An aperture coupled, single fed, microstrip line feed for a circularly polarized patch antenna is provided that can transmit transmissions with a low profile, wide impedance, and axial ratio bandwidths. The circularly polarized patch antenna includes a double sided printed circuit board with a non-linear slots etched into a ground plane of one side of the printed circuit board, with a printed microstrip line printed on the opposite side of the printed circuit board. ... City University Of Hong Kong

02/15/18 / #20180043633

System for printing an object and a method for printing an object

A system and a method for printing an object includes a display module arranged to display a two-dimensional representation within a two-dimensional space, the two-dimensional representation being arranged to represent a two-dimensional view of a three-dimensional object within the two-dimensional space; a processing module arranged to transform the two-dimensional representation into a plurality of two-dimensional expressions arranged to individually represent a portion of the three-dimensional object; and a printing module arranged to form the three-dimensional object from a fluid medium arranged to transform its physical state in response to a manipulated illumination exposed thereto, wherein the manipulated illumination exposed to the fluid medium is associated with the plurality of two-dimensional expressions disposed therebetween, and with the inner surface of the printed three-dimensional object being arranged to match the outer surface of a real-world object inserted therein.. . ... City University Of Hong Kong

02/08/18 / #20180035933

Determination of a concentration of an analyte in a subject

A method for determining a concentration of an analyte in a subject includes irradiating a part of the subject with electromagnetic radiation, wherein a part of the subject comprises biological molecules arranged to absorb the electromagnetic radiation and to emit fluorescence in response. The method also includes measuring fluorescence emitted to obtain data representative of a fluorescence decay. ... City University Of Hong Kong

02/01/18 / #20180030609

Surface mechanical attrition treatment (smat) methods and systems for modifying nanostructures

Described herein are systems and methods for performing a surface mechanical attrition treatment (smat) to the surface of a variety of materials including thin films, nanomaterials, and other delicate and brittle materials. In an aspect, a surface of a material is modified to a modified surface and from an original state to a modified state, wherein the modified state comprises a physical modification, a chemical modification, or a biological modification. ... City University Of Hong Kong

01/25/18 / #20180025532

Electronic system for creating an image and a method of creating an image

An electronic system and a method for creating an image includes a display arranged to display a plurality of two-dimensional representations within a three-dimensional space, wherein the plurality of two-dimensional representations are arranged to individually represent a portion of a three-dimensional object within the three-dimensional space; and an imager arranged to capture the plurality of two-dimensional representations being displayed within the three-dimensional space; wherein the plurality of two-dimensional representations in a plurality of predefined positions are combined to form an image representative of the three-dimensional object within the three-dimensional space.. . ... City University Of Hong Kong

01/25/18 / #20180024127

Optochemical detector and a method for fabricating an optochemical detector

An optochemical detector and a method for fabricating an optochemical detector includes a light generation unit arranged to emit a light signal; a probe cell unit arranged to alter at least one physical characteristic of the light signal in response to an interaction with a target substance; and a light detection unit arranged to receive the light signal altered by the probe cell unit; wherein a detection of the target substance is characterized by a change in the at least one physical characteristic altered by the probe cell unit.. . ... City University Of Hong Kong

12/28/17 / #20170370872

Electrochemical detector

An electrochemical detector including at least one substance selection structure disposed adjacent or proximate to an electronic device structure, wherein the substance selection structure is arranged to interact with a target substance so as to alter an electrical characteristic of the electronic device structure.. . ... City University Of Hong Kong

12/21/17 / #20170365748

Material for an electronic device

A material for an electronic device includes a substance arranged to emit light in a predetermined range of wavelength upon receiving an excitation energy, wherein the substance includes a plurality of carbon nitride particles and a siloxane material. A method of producing the material and a light emitting device including the material are also described.. ... City University Of Hong Kong

11/30/17 / #20170347424

Facilitating improved luminance uniformity in organic light emitting diode device panels

An apparatus facilitating luminosity uniformity across an organic light emitting diode (oled) device is provided. In one embodiment, the method includes: operating an organic light emitting diode (oled) device including an anode; a semiconductor material coupled to the anode; and a cathode coupled to the semiconductor material. ... City University Of Hong Kong

11/30/17 / #20170341937

Method of producing graphene-based materials, obtainable materials and their use

A method of producing a graphene-based material, namely a direct sonication assisted method for producing a graphene-based material, in particular comprising 2d porous graphene includes subjecting a mixture of at least one carbide compound and at least one etching compound to sonication. This method enables the production of large amounts of a graphene-based material in a short time at ambient temperature and pressure and without the need for toxic reactants. ... City University Of Hong Kong

11/23/17 / #20170333901

Cell-trapping device, apparatus comprising it and their use for microinjection into cells

A cell-trapping device includes a microchannel portion for trapping a plurality of cells with an average diameter of at most 25 μm for high-throughput microinjection of an injectant into the cells. The cell-trapping device includes a microchannel portion having formed therein a cell-trapping area including a plurality of cell-trapping microchannels configured to trap one cell per cell-trapping channel. ... City University Of Hong Kong

11/16/17 / #20170331193

Circularly polarized planar aperture antenna with high gain and wide bandwidth for millimeter-wave application

An antenna (e.g., circularly polarized (cp) planar aperture antenna) is presented herein. An antenna can include an opening cavity and a patch section within a perimeter of the opening cavity. ... City University Of Hong Kong

11/09/17 / #20170324664

System and method for load balancing in a data network

A method for load balancing in a data network including a plurality of network switches includes receiving a data flow, initiating a path selection process to determine a path between a source network switch and a destination network switch, the path selection process selecting an optimal path based on congestion information of the first network switch and the congestion information of the second network switch, the optimal path corresponding to a path of minimal congestion, and transmitting the data flow along the selected path.. . ... City University Of Hong Kong

10/26/17 / #20170311187

Facilitating interference management in multi-cell and multi-user millimeter wave cellular networks

Interference management methods are proposed to facilitate multi-cell, multi-user millimeter wave cellular networks. One method includes a feedback approach in which a base station (bs) device collects information from mobile devices in the cell operated by the bs device and other bs devices in other cells. ... City University Of Hong Kong

10/12/17 / #20170294886

Facilitation of increased bandwidth for a low noise amplifier

Amplifiers can be used for a variety of electronic-based applications. Therefore, amplifier performance is of importance. ... City University Of Hong Kong

10/12/17 / #20170292886

Electric device for detecting pressure

An electric device for detecting pressure and a pressure sensor includes an electric current channel arranged to conduct an electric current, wherein the electric current channel is disposed adjacent or proximate to a pressure sensitive structure. Upon the pressure sensitive structure being subjected to a change of an external pressure, the pressure sensitive structure is arranged to manipulate a first electrical characteristic of the electric current channel.. ... City University Of Hong Kong

09/14/17 / #20170262317

System and method for operating a server farm

A method for operating a server farm with a plurality of servers operably connected with each other includes the steps of: sorting the plurality of servers according to a respective energy efficiency value associated with each of the plurality of servers; defining a virtual server by selectively joining two or more of the servers with the highest energy efficiency values; receiving a job request of a computational task to be handled by the server farm; and assigning the computational task to one of the plurality of servers for processing based on a job assignment policy, the job assignment policy being arranged to give preference to assigning the computational task to the servers of the virtual server for processing so as to maximize an energy efficiency of the server farm.. . ... City University Of Hong Kong

09/07/17 / #20170257635

Rate control for content transcoding

The disclosed subject matter relates to rate control aspects for content transcoding. A rate control scheme for transcoding is disclosed that is considerate of quantization parameters related to an encoded input content stream and when transcoding the input content stream into an output content stream. ... City University Of Hong Kong

08/31/17 / #20170250473

Waveguide fed and wideband complementary antenna

A complementary antenna (e.g., wideband complementary antenna) is presented herein. A complementary antenna can include a first dipole portion, a second dipole portion, a first electrically conductive surface, and a second electrically conductive surface. ... City University Of Hong Kong

08/24/17 / #20170244037

Semiconductor film and method of forming the same

A method of forming a semiconductor film at pressure between 10−5 atm and 10 atm in the presence of a substrate includes (i) providing a precursor material in a reaction container; (ii) arranging the substrate on the reaction container such that a conductive surface of the substrate is facing towards the precursor material; and (iii) conducting a heat treatment to deposit a semiconductor layer on the conductive surface of the substrate. A semiconductor film is obtained from this method and a device comprising such semiconductor film is also provided.. ... City University Of Hong Kong

08/17/17 / #20170237333

Circuit arrangement for filtering an electric current

A circuit arrangement for filtering an electric current, wherein the circuit arrangement is arranged between a power source providing the electric current and a load; and the electric current includes a first current component and a second current component. The circuit arrangement includes a first circuit arranged to receive and filter the first current component, a current control device arranged to receive and regulate the second current component so as to provide a regulated current to the load, and a control circuit arranged to provide a control signal to the current control device so as to control regulation of the second current component. ... City University Of Hong Kong

08/17/17 / #20170237176

Differential planar aperture antenna

A planar differential aperture antenna that has a high gain and wide bandwidth at a millimeter wave band is provided. The differential aperture antenna has a cavity within it that has a height of roughly a quarter of a wavelength of the desired transmission band. ... City University Of Hong Kong

08/03/17 / #20170219549

Chemosensing hydrogel for the detection of biogenic amines

A chemosensing hydrogel is provided that undergoes a colorimetric reaction in response to the detection of a biogenic amine vapor, such as a biogenic amine vapor that is a by-product resulting from food spoilage. In an embodiment, an apparatus for detection of biogenic amines, is provided that includes a hydrogel having a bimetallic iron(ii)-iron(iii) complex disposed within the hydrogel, wherein the hydrogel is configured to change from a first color to a second color in response to exposure to a biogenic amine.. ... City University Of Hong Kong

06/22/17 / #20170179846

Self-driven ac-dc synchronous rectifier for power applications

Systems, methods, and devices that employ self-driven gate-drive circuitry to facilitate controlling power switches to emulate a diode bridge to synchronously rectify a power signal are presented. A single-phase or multi-phase synchronous rectifier can comprise at least a first pair of switches of a first conducting path and a second pair of switches of a second conducting path that can form or emulate a diode bridge. ... City University Of Hong Kong

06/22/17 / #20170176733

System and method for manipulating an object for imaging

A method for manipulating an object for imaging by an imaging device includes the steps of rotating the object about a rotation axis into a plurality of angular positions; capturing an image of the object at each of the plurality of angular positions; and determining a respective translation required of the object for the plurality of angular positions, the translation being along a plane substantially orthogonal to the rotation axis; wherein the respective translation is arranged to align the object to the rotation axis so as to maintain the object within a field of view of the imaging device.. . ... City University Of Hong Kong

06/15/17 / #20170166862

Substrate for a three-dimensional cell culture, its preparation and use

A layered material suitable as substrate for a three-dimensional cell culture includes a transparent carrier layer and a transparent conductive layer as well as a photoconductive layer comprising titanium oxide phthalocyanine. A method for producing the layered material and an article comprising it and a receiving unit are disclosed. ... City University Of Hong Kong

06/08/17 / #20170161943

Apparatus for generating a display medium, a method of displaying a visible image and a display apparatus

An apparatus for generating a display medium includes a medium generating module arranged to selectively generate at least one portion of the display medium within a predetermined three-dimensional space, wherein the at least one portion of the display medium is arranged to receive an optical signal representing a visible image so as to display a portion or whole visible image within the predetermined three-dimensional space.. . ... City University Of Hong Kong

06/01/17 / #20170154737

Polyelectrolyte, production and use thereof in energy storage devices

A new multifunctional polyelectrolyte, particularly suitable for a solid-state supercapacitor, is obtainable or obtained by reacting an effective amount of vinyl hybrid silica nanoparticles (vsnps) and a compound having a structural unit based on acrylic acid or a structural unit derived therefrom in the presence of a polymerization initiator. The polyelectrolyte allows for an advantageous tunable ionic conductivity, exceptional self-healability and super-stretchability. ... City University Of Hong Kong

04/27/17 / #20170114275

Phosphorescent transition metal complex, its preparation and use

A phosphorescent transition metal complex especially suitable as sensor for hydrogen peroxide in cells, in particular in mitochondria in live cells, includes a metallic central atom, which is a transition metal, a first ligand with at least one pyridine ring, and a second ligand having at least one pyridine ring and at least one structural component selected from the group of 1,2-diketone moiety and an arylboronate moiety. A method for preparing the metal complex is also disclosed as well as a method of detecting hydrogen peroxide in cells by incubating cells with the transition metal complex. ... City University Of Hong Kong

04/13/17 / #20170104217

Material for use in a battery, a battery and a method of manufacturing a material for use in a battery

A material for use in a battery includes an active material arranged to undergo chemical reaction during charging and/or discharging of the battery, and a coating material coated on the active material, wherein the coating material is arranged to prevent the active material from cracking during charging and/or discharging of the battery.. . ... City University Of Hong Kong

04/13/17 / #20170101781

Composite material based panel

A composite material panel includes a substrate formed of a first material; one or more strands formed from a second material, the strands being interspersed through the substrate, the second material being a natural material, the second material providing modified mechanical properties of the composite material panel.. . ... City University Of Hong Kong

04/06/17 / #20170096739

Homogeneous and transparent protective coatings for precious metals and copper alloys

Homogeneous and transparent protective coatings for precious metals and copper alloys and techniques for forming the coatings on precious metals and copper alloys are provided. In an embodiment, ionic oxide film is deposited onto a surface of a substrate including a metal, such as a precious metal and/or a copper alloy, using pulsed chemical vapor deposition (pcvd). ... City University Of Hong Kong

03/30/17 / #20170093039

Antenna

An antenna for use in a communication system with a number of plates connected to a ground plane, where when the number of plates are excited by at least two electrical signals, the number of plates are arranged to radiate at least two electromagnetic signals each having an independent resonant frequency.. . ... City University Of Hong Kong

03/30/17 / #20170090418

Holographic encryption of multi-dimensional images and decryption of encrypted multi-dimensional images

Cryptographic techniques for encrypting images, and decrypting and reconstructing images, are provided to facilitate preventing unauthorized access to images. A holographic cryptographic component (hcc) generates complex holograms of multi-dimensional source images of a multi-dimensional object scene. ... City University Of Hong Kong

03/30/17 / #20170088903

Method and means for identification of animal species

The present invention is concerned with a method of rapid identification of a mammalian species origin or mammalian species origins of a sample.. . ... City University Of Hong Kong

03/16/17 / #20170077500

Copper substituted compound, cathode of batttey comprising same, and battery comprising such cathode

There is provided a compound for use as material in cathode of a battery. The compound has i) at least sodium or ii) sodium and lithium as a first ingredient, copper as a second ingredient, at least a first transition metal in a third ingredient (m) selected from a group including manganese, nickel, iron, copper, zinc, chromium, vanadium, titanium, molybdenum and tungsten, niobium; and oxygen as a fourth ingredient; and wherein the compound has a chemical formula of naycuxm1-xo2, or lianabcuxmi-xo2.. ... City University Of Hong Kong

03/09/17 / #20170067844

Electrochemical detector

A system and method for an electrochemical detector includes a plurality of receptors disposed on a semiconductor layer, wherein the plurality of receptors are arranged to interact with a target substance so as to alter an electrical characteristic of the semiconductor layer.. . ... City University Of Hong Kong

03/02/17 / #20170063541

Multivariate cryptography based on clipped hopfield neural network

The systems and methods disclosed herein, in one aspect thereof, can encrypt and decrypt messages using a multivariate extended clipped hopfield neural network that uses a diffie-hellman like key exchange algorithm. The proposed cryptosystem comprises three stages that are involved in the communication. ... City University Of Hong Kong

03/02/17 / #20170063472

Electronic apparatus for use in a communication system

A system and method of an electronic apparatus for use in a communication system includes a switching module arranged to combine a plurality of input signals received by a plurality of input ports in connection with the switching module to define a combined input signal having a plurality of frequency components; and a loading module arranged to receive the combined input signal from the switching module and to individually separate each of the plurality of frequency components of the combined input signal by processing the combined input signal with a plurality of resonating networks, each arranged to resonate at a resonance frequency associated with each of the plurality of frequency components of the combined input signals.. . ... City University Of Hong Kong

03/02/17 / #20170062896

Converting a single-ended signal to a differential signal

A single-ended signal can be converted to a differential signal or reverse. A printed circuit board component can comprise a bottom metal layer and a top metal layer, wherein the bottom metal layer is connected to the top metal layer by an array of metal posts, and wherein the array of metal posts is arranged to form a substrate integrated waveguide network configured to transmit a set of electromagnetic waves corresponding to a single-ended signal represented according to a bandwidth. ... City University Of Hong Kong

03/02/17 / #20170062000

Multistable structure and a method for making thereof

A multistable structure including local portions arranged to undergo processing by at least one of the physical treatment and chemical treatment so as to form localized stimulations of the treated portions; wherein the treated portions are arranged to interact with the untreated portion of the structure to form a prescribed residual stress distribution associated with the treated portions and the untreated portion of the structure, the prescribed residual stress distribution being arranged to provide at least one alternative stable configuration to the structure.. . ... City University Of Hong Kong

03/02/17 / #20170060089

Fast generation of digital holograms

Fast processing of information represented in digital holograms is provided to facilitate generating a hologram for displaying three-dimensional (3-d) holographic images representative of a 3-d object scene on a display device. A holographic generator component (hgc) can receive or generate visual images, comprising depth and parallax information, of a 3-d object scene. ... City University Of Hong Kong

02/23/17 / #20170053751

Repairable electrical component

A repairable electrical component includes one or more electrodes and a pliable casing, the one or more electrodes positioned within the pliable casing, wherein the repairable electrical component is configured to self-repair if the repairable electrical component or any part of the repairable component is partially damaged. A method of forming a repairable electrical component includes forming one or more electrodes, the electrodes comprising a core, an intermediate layer of ferromagnetic material and a pyrrole based material defining an outer layer, the outer layer encapsulating the core and ferromagnetic layer, positioning the one or more electrodes within an electrolyte, providing a casing to enclose the one or more electrodes and the electrolyte, the casing formed from a polyurethane material.. ... City University Of Hong Kong

02/23/17 / #20170050997

Heterodinuclear platinum-ruthenium complexes, preparation thereof and therapeutic use thereof

A novel class of heterodinuclear pt—ru complexes are provided, and the methods for preparing the complexes are described. The inhibitory activities of the heterodinuclear pt—ru complexes against cancer/tumor cell growth, including cancer/tumor cells having a resistance to cisplatin, are further demonstrated.. ... City University Of Hong Kong

02/09/17 / #20170040700

Antenna

An antenna includes a dielectric resonator coupled to a ground plane provided on a substrate having a slot structure on the ground plane; and a monopole substantially surrounded by the dielectric resonator; wherein, when the monopole, the dielectric resonator and the slot structure are excited with an electrical signal, the combination of the monopole, the dielectric resonator and the slot structure is arranged to radiate an electromagnetic signal associated with the electrical signal in a substantially unidirectional manner.. . ... City University Of Hong Kong

02/02/17 / #20170033211

Facilitation of increased locking range transistors

Transistors can be used for a variety of electronic-based applications. Therefore, transistor efficiency and performance is of importance. ... City University Of Hong Kong

02/02/17 / #20170032461

Method and apparatus for matching buyers with sellers in a marketplace to facilitate trade

A method for matching one or more buyers with one or more sellers to facilitate trade in a marketplace provided by a service provider includes the steps of receiving a bid to sell mobile data from one or more sellers, receiving a bid to buy mobile data from one or more buyers, matching at least a portion of the bid of the one or more buyers with at least a portion of the bid of the one or more sellers based on: a revenue maximization function to maximize the service provider's revenue based on a relationship between administration revenue and bid revenue, facilitating a transfer of the mobile data from the one or more seller to the one or more buyer, following the matching of the one or more buyers with the one or more sellers, through the service provider.. . ... City University Of Hong Kong

01/26/17 / #20170026009

Impedance matching arrangement for an amplifier

An impedance matching arrangement for an amplifier includes first and second metallic transmission lines arranged on a ground plane, the first metallic transmission line being connected with a first power amplification stage of the amplifier, the second metallic transmission line being connected with a second power amplification stage of the amplifier; wherein the first and second metallic transmission lines are electrically coupled for transmitting an rf signal amplified by the first power amplification stage to the second power amplification stage.. . ... City University Of Hong Kong

01/26/17 / #20170025760

Patch antenna

A patch antenna is presented herein. The patch antenna can include a substrate layer, a dielectric layer and a conductive layer. ... City University Of Hong Kong








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