Patent application number | Description | Published |
20080315957 | ULTRA-WIDEBAND LOW NOISE AMPLIFIER AND AMPLIFICATION METHOD THEREOF - An ultra wideband low noise amplifier (UWB LNA) and amplification method thereof, providing a substantially achieved bandwidth extension by pole-zero cancellation and utilized to transform input impedance matching up to 50 ohm for gaining low noise figure. The ultra-wideband low noise amplifier is composed of a capacitive-feedback amplifier, a resistive-feedback amplifier, an inductive-feedback amplifier, and a buffer amplifier. | 12-25-2008 |
20090034658 | Self-mixing Receiver and Forming Method Thereof - This invention is primarily a circuit structure of self-mixing receiver, and the methodology of circuit structure is described as follows. The first stage is a high input impedance voltage amplifier utilized to amplify the received RF carrier signal from the antenna. Besides, there are no any inductors required. The second stage is a multi-stage amplifier to amplify the output signal of first stage to rail-to-rail level, which is quite the same with supply voltage. The third stage is a mixer adopted to lower the signal frequency. The fourth stage is a digital output converter, which is proposed to demodulate the electric signals and convert the demodulated signal to digital signal. | 02-05-2009 |
20090179316 | FLEXIBLE SEMICONDUCTOR DEVICE AND FABRICATION METHOD THEREOF - A flexible semiconductor device and a fabrication method thereof are disclosed. The method includes the steps of providing a CMOS (complementary metal-oxide semiconductor) chip having a silicon substrate, wherein an IC (integrated circuit) is formed on the silicon substrate; mounting the chip on a carrier board via the IC-laden side of the chip, wherein the IC-laden side of the chip is in contact with the carrier board; thinning the silicon substrate; forming a resilient plastic layer made of PDMS (polydimethylsiloxane) on the thinned silicon substrate; and removing the carrier board. The chip is flexible enough to expose testing pads on the front of the chip so as to facilitate wire bonding and probing. The resilient plastic layer enables uniform distribution of stress exerted on the chip and thereby guards the chip from cracking. | 07-16-2009 |
20090189690 | FEED-FORWARD AUTOMATIC-GAIN CONTROL AMPLIFIER (FFAGCA) FOR BIOMEDICAL APPLICATIONS AND AN ASSOCIATED METHOD - The present invention is a feed-forward automatic-gain control amplifier (FFAGCA) for biomedical applications and associated method, the FFAGCA comprises a detector, a controller, a variable gain amplifier (VGA), an input and an output. The associated method to process various kinds of biomedical signals with the FFAGCA comprises acts of adjusting gain setting with control path and simultaneously a signal amplification with signal path. | 07-30-2009 |
20090240131 | Intra-Body Communication (IBC) Device And A Method Of Implementing The IBC Device - The present invention relates to an intra-body communication (IBC) device and a method of implementing the IBC device. The IBC device is fabricated as a system-on-a-chip (SOC) and comprises a first electrode, a second electrode, an IBC module and a biomedical chip. The first electrode is connected to a patient's skin. The second electrode is connected to the patient's skin. The IBC module is connected to the first electrode and comprises a wireless communication device. The biomedical chip is connected to the second electrode and communicates with the IBC module through the patient's skin to receive external commands and transmit sensed biomedical parameters to a faraway location. | 09-24-2009 |
20090261868 | HARMONIC SUPPRESSION CIRCUIT, AN INJECTION-LOCKED FREQUENCY DIVIDER CIRCUIT AND ASSOCIATED METHODS - The invention includes a harmonic suppression circuit, an injection-locked frequency divider circuit (ILFD) and associated methods. The harmonic suppression circuit comprises a source voltage, two suppression modules, two input terminals, two smoothed output terminals and a ground. The ILFD comprises a ground, an input transistor, an input terminal, two divider legs, two output terminals and a source voltage. The associated method to improve harmonic suppression comprises acts of synthesizing differential-phase signals and simultaneously suppressing second harmonics of in-phase signals. The method to extent an ILFD's locking range comprises acts of decreasing quality factor while keeping resonance frequency constant. | 10-22-2009 |
20100090853 | VISUAL-PROTECTIVE WARNING APPARATUS - The present invention relates to a visual-protective warning apparatus and more particularly to a visual-protective warning apparatus that prevents the distance between a person's eyes and a visual object being too close to each other. The visual-protective warning apparatus comprises a transmitter and a receiver The transmitter is mounted on a person and transmits a wireless signal. The receiver has a warning indicator that is activated when RSSI of the wireless signal from the transmitter exceeds a threshold. | 04-15-2010 |
20100096445 | AUTOMATIC MATCHING AND RECORDING SYSTEM - An automatic matching and recording system in accordance with the present invention senses and identifies a unique entity, determines when an entity is within a maximum activation range, collects measured data, transmits and stores parametric data sensed by measurement apparatuses, can be used in medical, production, fabrication and assembly monitoring and assessment and comprises at least one data module and multiple communication modules. The data module stores identification and parametric data about a particular entity. The communication modules comprise a data transaction device, a portable activation and transmission device and at least one portable activation device sensor | 04-22-2010 |
20100225368 | PHASE-LOCKED LOOP CIRCUIT AND AN ASSOCIATED METHOD - The present invention relates to a PLL circuit and an associated method that allows the PLL circuit to operate at a higher operating frequency with a wider bandwidth and a better out-band noise suppression. The PLL circuit comprises a delay locked loop (DLL), a phase-frequency detector (PFD), a loop filter, a voltage controlled oscillator (VCO) and a frequency divider. | 09-09-2010 |
20100271082 | MULTIMODE MILLIMETER-WAVE FREQUENCY DIVIDER CIRCUIT WITH MULTIPLE PRESETTABLE FREQUENCY DIVIDING MODES - A multimode millimeter-wave frequency divider circuit with multiple selectable frequency dividing modes is proposed, which is designed for integration with a millimeter wave (MMW) circuit system, such as a phase-locked loop (PLL) circuit, for providing multimode frequency dividing functions. In actual application, the millimeter wave frequency divider circuit of multi frequency dividing mode provides at least three frequency dividing operational modes, including modes of dividing two, dividing 3 and dividing four. In practice, the millimeter wave frequency divider circuit of multi frequency divider mode may be integrated with a millimeter wave phase-locked circuit to provide a frequency synthetic function having multi frequency sections, such as including 38 GHZ, 60 GHZ and 77 GHZ, and may use reduced circuit layout surfaces and operational power. | 10-28-2010 |
20100274101 | WIRELESS MONITORING BIO-DIAGNOSIS SYSTEM - A MEMS wireless monitoring bio-diagnosis system includes an implantable biosensor system chip, a surface transmitter and an external monitor center. The implantable biosensor system chip contains a biosensor for a cardio-vascular indicator and a wireless transmitter to deliver detected bio-signal data. With the MEMS wireless monitoring bio-diagnosis system, the bio-signal data can be monitored effectively and transmitted to a remote medical unit. | 10-28-2010 |
20110068283 | ELECTROMAGNETIC WAVE ABSORPTION COMPONENT AND DEVICE - The invention provides electromagnetic wave absorption components and device. The electromagnetic wave absorption component includes an electromagnetic shield constituted by at least one material selected from the group consisting of a carbon nanocoil and a carbon fiber, and a solidified layer formed of a mixture of a solidifiable material and the electromagnetic shield after solidification. Another embodiment of the electromagnetic wave absorption component includes an electromagnetic shield constituted by at least one material selected from the group consisting of a carbon nanocoil and a carbon fiber, and a solidified layer, formed by solidifying a solidifiable material, applicable to encapsulating the electromagnetic shield. Further, the electromagnetic wave absorption device is formed by stacking at least two of the above-mentioned electromagnetic wave absorption components. | 03-24-2011 |
20110082876 | COMPUTER SYSTEM AND METHOD FOR PROVIDING ASSISTANCE IN THE PREPARATION OF A PATENT APPLICATION - A computer system capable of providing assistance in the preparation of a patent application is provided. The computer system includes a database group. The database group includes a case database for storing a case file. The case database includes a drawing data storage for storing at least one drawing of an embodiment of an invention that is the subject of a patent application and that corresponds to the case file. The at least one drawing includes at least one component reference numeral. The case database further includes a component description data storage for storing component-descriptive text of at least one component of the embodiment that corresponds to the case file, the at least one component corresponding to the at least one component reference numeral included in the at least one drawing stored in the drawing data storage. | 04-07-2011 |
20110130804 | IMPLANTABLE PULSED-RADIOFREQUENCY MICRO-STIMULATION SYSTEM - The present invention relates to a method for treating a nervous symptom or condition in a subject with a pulsed-radiofrequency stimulation system with a low voltage to overcome the disadvantages of the known related stimulation systems. | 06-02-2011 |
20120035687 | IMPLANTABLE ELECTRICAL STIMULATOR - Disclosed herein is an implantable electrical stimulator which includes two stimulating electrodes, a system-on-chip and an inductive coil. The system-on-chip can apply electric stimulation to the dorsal root ganglion via the stimulating electrodes. An external power supply can wirelessly charge the system-on-chip through the inductive coil. | 02-09-2012 |
20120094620 | DUAL MODE RF TRANSCEIVER AND RECEIVING METHOD OF THE SAME - A dual mode RF transceiver is provided. The dual mode RF transceiver comprises an antenna, a differential low noise amplifier (LNA), a local oscillator and a dual mode differential mixer. The differential LNA receives an RF signal from the antenna to generate a differential amplified RF signal. The dual mode differential mixer comprises a switch module, a plurality of fundamental mixers and a plurality of sub-harmonic mixers. The fundamental mixers are activated in a first receiving mode to generate a first differential baseband signal according to a multiphase local oscillating (LO) signal from the local oscillator and the differential amplified RF signal. The sub-harmonic mixers are activated in a second receiving mode to generate a second differential baseband signal according to the multiphase LO signal from the local oscillator and the differential amplified RF signal. An RF signal receiving method is disclosed herein as well. | 04-19-2012 |
20120101848 | PORTABLE PERSONAL HEALTH RECORD DATA PROCESSING SYSTEM - A personal case history processing system writes health relevant data generated by a medical equipment into a data chip or supplies the health relevant data in the data chip to the medical equipment through a data reading/writing device or directly to the medical equipment by performing transmission of the health relevant data between the data chip and the corresponding data reading/writing device and/or the medical equipment, wherein the data chip may be connected to an IC card or a portable data processing device. Accordingly, personal transmission, reading/writing and access of the health relevant data may be realized. | 04-26-2012 |
20120223779 | Voltage-controlled oscillator - This invention provides a voltage-controlled oscillator, comprising a first voltage-controlled oscillator circuit and a second voltage-controlled oscillator circuit. The first voltage-controlled oscillator circuit comprises a plurality of inductors, a plurality of variable capacitors, and a plurality of MOS transistors. The circuit configuration of the second voltage-controlled oscillator circuit is symmetrical to that of the first voltage-controlled oscillator circuit. The inductors of the first voltage-controlled oscillator circuit are cross-coupled to the inductors of the second voltage-controlled oscillator circuit. | 09-06-2012 |
20130138178 | IMPLANTABLE PULSED-RADIOFREQUENCY MICRO-STIMULATION SYSTEM - The present invention relates to a method for treating a nervous symptom or condition in a subject with a pulsed-radiofrequency stimulation system with a low voltage to overcome the disadvantages of the known related stimulation systems. | 05-30-2013 |
20130274665 | DRUG DELIVERY CHIP AND FABRICATING METHOD THEREOF - A drug-delivery chip and a method of fabricating the same are provided. The drug-delivery chip has a main body having at least one drug receiving space individually formed with an opening for storing drugs therein; a thin film for sealing up the at least one drug receiving space; a first conductive wire connecting to one end of the thin film; a second conductive wire connecting to another end of the thin film; a signal-receiving module for receiving actuated signals; and a control module for applying voltages to first and second wire conductive s according to the actuated signal, thereby generating heat to break off the thin film for the release of a drug or drugs received in the at least one drug receiving space. | 10-17-2013 |
20130317564 | SYSTEM AND METHOD FOR TREATING A NERVE SYMPTOM - An implantable electrical stimulation system for treating a nerve symptom, the system comprising an implantable device. The implantable devices includes a wave generator that is operable to generate a signal wave and a white noise, mix the signal wave and the white noise, and produce an electrical stimulating signal. The system further comprises an electrode unit located in close proximity to a target nerve and is operable to provide the electrical stimulating signal to the nerve. The system further comprises an external controlling device. | 11-28-2013 |