Abstract:
Apparatus (300) and method for producing parallel random high speed bits via Quantum Random Number Generator (QRNG). The apparatus includes an optical system (1 10) comprising optical component, analog processor and digital data processor for generating and converting analog signals to sequence of digital signals and a multi random source processor (MRSP) (120) for generating plurality of multiple output of sequence random number using asynchronous transmitters. The method, utilizing MRSP, includes processing generated analog signals, generating multi random digital data sequence, collecting 2-bit data of digital data sequence and saving into 4-bit register, collecting 4-bit data, transmitting to 8-bit register using serial to parallel module, XOR-ing 8-bit data with LFSR, asserting TxD start signal, sending 8-bit data (TxD_data) to multi asynchronous transmitters, serializing m-bit data using m-to-n converters, determining transmission status, sending busy signal when transmission occurs, sending TxD_Data 1 signal when transmission is undetected and generating TxD output to multiple outputs.
Abstract:
The present invention relates to a solar cell capable of absorbing multiple spectrums of light to convert the spectrums of light to electrical energy. The solar cell (100, 200) comprises of a substrate (110, 210), an absorption layer (120, 220), a top contact (130, 230), a bottom contact (140, 240). The absorption layer (120, 220) is laterally divided into at least two absorption regions (121, 221), wherein each absorption region (121, 221) has different bandgaps.
Abstract:
The present invention discloses an apparatus for use in an energy harvesting system whereby the apparatus. The main components of the apparatus include: a chamber (30) for retaining hydrogen and oxygen, said chamber (30) comprising: at least one air electrode (4) for reducing oxygen molecules; reusable electrolyte for ions transportation; at least one metal electrode (14) for oxidizing said electrolyte; at least one hydrolysis electrode for producing hydrogen and oxygen gases; at least one inlet (19) for channeling of water; at least one outlet (20) for draining water; at least one gas inlet (23) to pressurize said chamber (30) with hydrogen and oxygen gases; a catalyst for hydrogenatxon of used electrolyte; a polymeric membrane for absorbing hydrogen and oxygen gases, and for preventing gas materials from escaping the chamber; and an energy harvesting circuit (16) connected with both metal and air electrodes.
Abstract:
A wide acceptance angle solar cell device (200) comprising a substrate (111) of active material with a energy coupling layer on the top, which is geometrically structured with nano-structures (110) with the outer surfaces having their normal axis perpendicular to the tangential axis of the substrate (111) and is, at least, symmetrically curved.
Abstract:
A device for producing identical multiple true random numbers via quantum-based random number generator which comprises at least one optical component (110), at least one digital data processor (110) and at least one multi output processor (120); a system for producing identical multiple true random numbers via quantum based random number generator comprising at least one optical component (110), at least one digital data processor (110) for digital data processing and at least one multi output processor (120); a method for producing identical multiple true random numbers via quantum-based random number generator comprising steps of generating analog signals from at least one optical component in quantum-based random number generator, processing generated analog signals, converting analog signals to sequence of digital signals, forwarding sequence of digital signals to multi output processor in quantum-based random number generator and generating sequence of true random numbers.
Abstract:
The present invention relates to the field of medical devices, and in particular, measuring physiological parameters of blood based on photon density to sense concentration of partial pressure oxygen in arterial blood. One of the advantages of the present invention is that the system having an optical molecular sensitive oxygen sensor and combination with fiber optics and planar waveguide platforms have made dramatic progress in the appearance, sensitivity, selectivity, response time through direct and indirect measurement detection technique using chemical indicator. Furthermore, the system of the present invention is avoided from various types of noise and interference which creates inaccuracies. For example, electrical noise, physiological noise, and other interference can contribute to inaccurate blood flow characteristic estimates.
Abstract:
A method and apparatus (10) for generating random numbers using high-order grating (12) by wave diffraction of emitting photons from the grating (12) is disclosed. The apparatus (10) includes a particle source (11) capable of emitting a source of particles, a high-order grating (12) including output surfaces (22, 23), said high-order grating being disposed in relation to said particle source so that said source of particles encounter said high-order grating (12) for diffraction and particle which goes through constructive interference emits through either output surfaces (22, 23) of said grating (12), and at least one detector for capturing said emitted particle to a random signal to be processed for outputting a random number.
Abstract:
The present invention relates to a processing unit and, more particularly, to a dark count elimination method applied to a quantum random signal refinement. One of the advantages of the processing unit of the present invention is capable for dark count elimination for dark counts which are not consistent and same shape. Another advantage of the present invention is that it is a Register Transfer Level (RTL) hardware based to detect and eliminate photon dark count signals.
Abstract:
An optomechanical assembly (10) is disclosed for enhancing the thermal dissipation performance of an optical system within an enclosure (12). The optical module (11) of the optical system includes a heat sink surface (20) which connects the optical module (11) to the enclosure (12). A cooling device (25) is placed between the heat sink (20) and the enclosure (12) to create high heat potential hence better dissipation. The enclosure (12) is provided with cooling elements (23) and venting holes (22) to promote better heat removal via natural convection.
Abstract:
An optomechanical platform (10) comprises a receptacle (11), cylindrical in shape with designed-in features capable of positioning all attached devices and components accurately where assembly adjustments are passive and requires no further alignments. The optomechanical platform (10) includes independent thermal dissipation capability for supporting multiple optical (18) and optoelectronic devices (12).