Patent application number | Description | Published |
20110170876 | SYSTEM AND METHOD FOR TRANSMITTING SIGNALS - A signal-transmitting system includes a digital-to-analog converter, an optical modulator, first and second electrodes, an optical phase shifter, and an optical coupler. The digital-to-analog converter converts digital data into an electrical analog signal. The optical modulator includes a first optical waveguide configured to transmit a first optical carrier, a second optical waveguide configured to transmit a second optical carrier, a first electrode positioned on the first optical waveguide, and a second electrode positioned on the second optical waveguide. The first and second electrical couplers are configured to couple respective electrical analog signals and electrical carriers to electrodes to generate modulation waves. The modulation waves are different in phase. The optical phase shifter is configured to shift the second modulation wave by a predetermined phase, and the optical coupler is configured to couple the first and second modulation waves to generate an optical output signal. | 07-14-2011 |
20110170879 | FREQUENCY UP-CONVERSION SYSTEM AND METHOD FOR THE SAME - A frequency up-conversion system includes an optical splitter, an optical modulator, an optical phase-shifter, and an optical coupler. In one embodiment of the present disclosure, the optical splitter is configured to split an optical wave into a first optical wave and a second optical wave, the optical modulator is configured to modulate the first optical wave to form a modulation wave, the optical phase-shifter is configured to shift the phase of the second optical wave by a predetermined phase to form a shifting wave, and the optical coupler is configured to couple the modulation wave and the shifting wave. In one embodiment of the present disclosure, the optical modulator and the optical phase-shifter are connected in a parallel manner. | 07-14-2011 |
Patent application number | Description | Published |
20130273888 | DYNAMIC DEVICE NAMING AND CONNECTION IN WIRELESS COMMUNICATION SYSTEM AND METHOD THEREOF - A dynamic device naming and connection in a wireless communication method includes the following steps: firstly, a first device changes a first name of the first device according to a first state, and then a second device searches the device which has a second name according to a second state. Afterwards, whether the second name is equal or relative to the first name or not is determined. If the second name is equal or relative to the first name, the first device may communicate with the second device. | 10-17-2013 |
20140204898 | Fast Device Discovery for Device to Device Communication - A fast device discovery protocol with a high success rate for device-to-device (D2D) communication in LTE-A networks is proposed. With the proposed protocol, device discovery is done by monitoring a randomly transmitted beacon from other devices within a pre-defined period. In one embodiment, an eNB receives scheduling requests from D2D UEs and in response allocates a distributed uplink resource for random access of beacon transmission by the D2D UEs. The distributed resource is dynamically allocated based on the number of requesting D2D UEs, a discovery period, and a target discovery probability to minimize the required resource. | 07-24-2014 |
20150261238 | SYSTEM FOR DETECTING USER BEHAVIOR WITHOUT USING EXTERNAL ELECTRIC POWER - The system, which detects a user behavior without using, an external electric power, transmits a signal according to the user behavior by an energy generated according to the user behavior. The system includes an energy conversion device and a signal transmitting device. The energy conversion device is disposed on an object. When the user uses the object, the energy conversion device converts the energy, which is directly or indirectly generated by the user behavior, into electrical energy. The signal transmitting device is electrically connected to the energy conversion device and transmits a notification signal by electrical energy generated from the energy conversion device. The energy includes the mechanical energy, the thermal energy and the electromagnetic energy. When the user uses the object, the energy is converted into electrical energy, which is then provided to the signal transmitting device for transmitting the notification signal. | 09-17-2015 |
20150280997 | SYSTEM AND METHOD FOR BINDING DEVICES USING NETWORK TOPOLOGIES - A system for binding a plurality of devices using network topologies includes one or more calculating units, a plurality of signal transmitting modules and a user interface. The calculating unit calculates a topology relation of the plurality of devices in physical space. The plurality of signal transmitting modules are separately disposed in the plurality of devices so that they can transmit and receive device data and the topology relation of the plurality of devices. The user interface includes a set of interface icon identifications corresponding to the devices, wherein the plurality of devices are individually or partly bound and connected by connecting the interface icon identifications in the user interface. | 10-01-2015 |
Patent application number | Description | Published |
20110121748 | DECODING CIRCUIT AND DECODING METHOD THEREOF - A decoding circuit is adapted for decoding an input signal. The input signal includes at least a break and the time length of the break is a preset time. The decoding circuit includes a decoding unit and a detecting unit. The detecting unit detects whether the voltage level of the input signal is kept at a specific logic level for more than the preset time. If the input signal is kept at the specific logic level for more than the preset time, the detecting circuit, according to the voltage level of the specific logic level, outputs the input signal or the inverted input signal to the decoding unit so as to perform a decoding process. | 05-26-2011 |
20110156604 | DRIVING CIRCUIT OF LIGHT EMITTING DIODE - A driving circuit of a light emitting diode (LED) is provided, including a driving unit, a current pre-charging unit and a feedback selecting unit. The driving unit outputs a driving power to drive the LEDs and outputs at least a first feedback signal according to the current conducted by the LEDs. The current pre-charging unit is coupled to an output of the driving unit to provide a current path to the driving unit and generates a second feedback signal according to a current conducted by the current pre-charging unit. The feedback selecting unit selects and outputs one of first feedback signals or the second feedback signal according to an enable signal, and the driving unit adjusts the driving power according to an output of the feedback selecting unit so as to maintain a current driving capability of the driving circuit to provide a sufficient current to drive the LEDs. | 06-30-2011 |
20110234579 | APPARATUS AND METHOD FOR DRIVING LIGHT EMITTING DIODE - A driving apparatus for driving at least one first light emitting diode unit and a second light emitting diode unit includes a data transmitting unit and a driving unit. The data transmitting unit is used for receiving and storing driving data. The driving data includes first data corresponding to a first driving signal and second data corresponding to a second driving signal. The driving unit divides the first driving signal into a plurality of first sub-driving signals and the second driving signal into a plurality of second sub-driving signals, and then alternately outputs the first sub-driving signals and the second sub-driving signals to alternately drive the first light emitting diode unit and the second light emitting diode unit. | 09-29-2011 |
20120026019 | DRIVING CIRCUIT OF LIGHT EMITTING DIODE, DECODING CIRCUIT AND DECODING METHOD THEREOF - A driving circuit, a decoding circuit and a decoding method thereof are provided. The decoding circuit includes an oscillator and a decoder including a frequency determining unit and a decoding unit. The frequency determining unit receives a clock signal and a data signal which is corresponding to DMX512 protocol, and samples one slot of the data signal according to the clock signal to generate a sample number corresponding to a slot period of the slot. Then, the frequency determining unit outputs a reference signal corresponding to the frequency of the clock signal according to the sample number. The decoding unit samples the data signal according to the clock signal and the reference signal to decode data carried on the data signal. The decoding circuit is able to sample the data signal correctly without disposing any external frequency adjusting element. | 02-02-2012 |
20120139451 | LIGHTING DEVICE CONTROLLING CHIP, APPARATUS, SYSTEM AND ADDRESSING METHOD THEREOF - A lighting device controlling chip, an apparatus, a system and an addressing method thereof are provided. The lighting device has a trigger terminal for receiving a first setting voltage, an output terminal for outputting a second setting voltage and a signal receiving interface for receiving a data packet having a plurality of serially transmitted data slots. The lighting device controlling chip may automatically set an address thereof according to a voltage level of the first setting voltage and a counting signal corresponding to the number of the received data slots. | 06-07-2012 |
20130093358 | DRIVING CIRCUIT OF LIGHT EMITTING DIODE AND GHOST PHENOMENON ELIMINATION CIRCUIT THEREOF - A driving circuit of a light emitting diode (LED) and a ghost phenomenon elimination circuit thereof are disclosed. The ghost phenomenon elimination circuit which includes a ghost phenomenon elimination unit and a counter unit may determine a black insertion period according to a gray scale clock signal, and output an enable signal to the ghost phenomenon elimination unit during the black insertion period. The ghost phenomenon elimination unit may pull up the voltage levels at current driving terminals of the driving circuit so as to prevent the ghost phenomenon from occurring. | 04-18-2013 |
Patent application number | Description | Published |
20100008665 | Optical access system for dual service network - The present invention relates to an optical access system for dual service network, which mainly comprises an optical modulation device which is used to receive on-off keying (OOK) signal from cable network and radio frequency (RF) signal from wireless network, the optical modulation device then modulates the OOK signal and the RF signal to an optical signal and send out an output optical signal. Lastly, the output optical signal is being delivered to an optical receiving device through an optical fiber transmission channel, and the optical receiving device can access the OOK signal and RF signal from the output optical signal. In addition, the present invention does not require remote nodes (receiver side) to use any optical filter to discern on-off keying signal from cable network and RF signal from wireless network. The present invention can also apply to the field of wavelength-division multiplexing system. | 01-14-2010 |
20100008680 | Optical modulating device with frequency multiplying technique for electrical signals - The present invention relates to an optical modulating device with frequency multiplying technique for electrical signals, which primary comprises a mixer, which generates a mixed data signal from a first electrical signal and a second electrical signal. The mixed data signal is then received by a first phase shift device to have its phase shifted and becomes a first shifted signal. The first electrical signal is further received by a second phase shift device to have its phase shifted and becomes a second shifted signal. The present invention further comprises an integrated electro-optic modulator (Mach-Zehnder modulator), which is used to receive an input optical signal, the mixed data signal, the first shifted signal, the second shifted signal and the first electrical signal mentioned above, the integrated electro-optic modulator will then modulates the input optical signal into a frequency multiplying output optical signal that carries the first electrical signal and the second electrical signal. The present invention can carry and transmit amplitude shift keying signals and vector modulation signals, thereby provides a more advanced optical communication transmission service. | 01-14-2010 |
20100073763 | Adjustable optical signal delay module and method thereof - The present invention relates to an adjustable optical signal delay module, particularly to a module, which adjusts power of an amplified spontaneous emission generated by a semiconductor optical amplifier and reversely feeds the adjusted amplified spontaneous emission back to the semiconductor optical amplifier to vary a group refractive index of the semiconductor optical amplifier and delay the timing of an optical signal, whereby the present invention can replace the pump laser conventionally required by a CPO mechanism. In the present invention, the feedback optical loop comprises a variable optical attenuator, an optical filter, and optical circulators. An user can control the delay timing of optical signals via adjusting optical power in the feedback optical loop. The present invention can decrease the fabrication cost of an optical signal delay module and reduce the volume thereof. | 03-25-2010 |
20100104294 | Optical modulation device - The present invention discloses an optical modulation device, which comprises an electric signal generator generating an electric signal carrying a data signal; a first sinusoidal signal generator generating a first sinusoidal signal; an optical signal generator generating an input source optical signal; and an optoelectronic modulator(Mach-Zehnder modulator) receiving the input source optical signal, the electric signal and the first sinusoidal signal, biased to modify a transmission performance of the input source optical signal, modulating the input source optical signal with the electric signal and the first sinusoidal signal, and then sending out an output source optical signal carrying the electric signal and the first sinusoidal signal. The present invention realizes frequency multiplication, enables an optical signal to carry vector signals, and promotes the efficiency of broadband systems. | 04-29-2010 |
Patent application number | Description | Published |
20140182913 | PACKAGING SUBSTRATE AND METHOD OF FABRICATING THE SAME - A packaging substrate is provided, including a substrate body and conductive pillars. The substrate body has a first surface and a second surface opposite to the first surface. The first surface has a plurality of first conductive pads, and the second surface has a die attach area and a peripheral area surrounding the die attach area. The die attach area has a plurality of second conductive pads embedded therein, wherein top surfaces of the second conductive pads are exposed from the second surface, and the die attach area of the second surface is fully exposed. The conductive pillars are correspondingly disposed on the second conductive pads and have first ends and opposite second ends. The first ends are closer than the second ends from the second conductive pads, and the first ends have a width bigger than a width of the second ends. A fabricating method thereof is also provided. | 07-03-2014 |
20140332252 | CARRIER SUBSTRATE AND MANUFACTURING METHOD THEREOF - A carrier substrate includes an insulation layer, conductive towers and a circuit structure layer. A diameter of each of the conductive towers is increased gradually from a top surface to a bottom surface, and the conductive towers include first conductive towers and second conductive towers surrounding the first conductive towers. The circuit structure layer is disposed on the insulation layer and includes at least one dielectric layer, at least two circuit layers and first conductive vias. Each of the second conductive towers correspondingly connects to at least two of the first conductive vias, and each of the first conductive towers correspondingly connects to one of the first conductive vias. An interface exists between the first conductive vias and the first and the second conductive towers. | 11-13-2014 |
20140332253 | CARRIER SUBSTRATE AND MANUFACTURING METHOD THEREOF - A carrier substrate includes a dielectric layer, a first circuit layer, an insulation layer, conductive blocks, and a first conductive structure. The dielectric layer has a first surface, a second surface, and blind vias. The first circuit layer is embedded in the first surface and the blind vias extend from the second surface to the first circuit layer. The insulation layer is disposed on the first surface and has a third surface, a fourth surface, and first openings. The first openings expose the first circuit layer and an aperture of each first opening is increased gradually from the third surface to the fourth surface. The conductive blocks fill the first openings and connect with the first circuit layer. The first conductive structure includes conductive vias filling the blind vias and a second circuit layer disposed on a portion of the second surface. | 11-13-2014 |
Patent application number | Description | Published |
20090231685 | OPTICAL AMPLIFIER FOR TUNING TRANSMISSION TIME OF OPTICAL SIGNAL - The present invention relates to a technique for tuning the transmission time of optical signal, which adopts an optical amplifier with a bending structure for enhancing the tunable time of optical signal. The effect of tunable time of optical signal can be achieved by adjusting the gain of the optical amplifier. | 09-17-2009 |
20110256231 | METHOD FOR PREPARING A MICRO-PARTICLE DRUG IN HEMISPHERE-SHAPED DOSAGE FORM AND APPLICATIONS THEREOF - A method for preparing drug in hemisphere-shaped dosage form. A high molecular weight solution containing the drug is prepared, and the solution is then dropped on a base material. The interface phenomena between the solution and different base materials makes the drop of high molecular weight solution containing the drug form a hemisphere-shape. After solidifying by cross-link or evaporation, the drug in hemisphere-shaped dosage form is obtained. The advantages of the preparation method are a simple and fast process, and simple operation. Applications of the method to prepare a drug in hemisphere-shaped dosage form are also provided. | 10-20-2011 |
20130256932 | METHOD FOR PREPARING A HEMISPHERE-SHAPED DOSAGE FORM CONTAINING DRUG AND APPLICATIONS THEREOF - A method for preparing a hemisphere-shaped dosage form containing drug. A high molecular weight solution containing the drug is prepared, and the solution is then dropped onto a base material. The interface phenomenon between the solution and different base materials causes the solution to form a hemisphere-shaped liquid drop dosage. After solidifying by cross-link or evaporation, a hemisphere-shaped dosage form containing drug is obtained. The advantages of the preparation method are a simple and fast process, and simple operation. Applications of the preparation method to prepare a hemisphere-shaped dosage form containing drug are also provide. | 10-03-2013 |
20140193585 | Method for Modifying Probe Tip - A method for modifying the probe tip of a microscope, including the following steps of providing a substrate, providing a metal precursor solution with fluoride ion on the substrate, using the probe tip to dip into the metal precursor solution with fluoride ion on the substrate in order to form a nano-metal particle on the probe tip by the reduction reaction of at least one metal ion in the metal precursor solution. As the result, the probe tip having the nano-metal particle thereon can increase the spatial-resolution of the measuring performance of the field sensitive scanning probe microscope due to the great reduction of stray field effects. | 07-10-2014 |
20140218265 | METAMATERIAL STRUCTURE AND THE METHOD OF MANUFACTURING THE SAME - A metamaterial structure and method of manufacturing the same are disclosed. The metamaterial includes a substrate, a first resonance unit and a second resonance unit. The surface of the substrate has a bump. The first resonance unit and the second resonance unit are disposed on an adhesive direction from the bump, whereby forming the sterical resonance unit, which is able to increase the coupling efficiency of incident light in some specific frequency and form an in-situ reconfigurable metamaterial. | 08-07-2014 |
Patent application number | Description | Published |
20130153000 | MULTI-BAND LIGHT COLLECTION AND ENERGY CONVERSION MODULE - A multi-band light collection and energy conversion module includes a multi-band solar concentrator and an energy conversion device. The multi-band solar concentrator is used for splitting an incident light into a plurality of light beams and for concentrating the plurality of light beams on a plurality of primary spots separated from each other, respectively. The energy conversion device includes a plurality of energy conversion units being corresponding to and disposed at the primary spots separated from each other individually. Each of the energy conversion units has an individual absorption spectrum peak corresponding to a wavelength of the light beam of the primary spot where the energy conversion unit is disposed. | 06-20-2013 |
20130160817 | SOLAR CELL MODULE - A solar cell module is provided, including a solar collector, a solar cell chip panel and a cooling pipeline system. The solar collector includes a first optical surface and a second optical surface, wherein light enters the solar collector from the first optical surface, and then exits from the second optical surface after collection. The solar cell chip panel has a light-receiving surface for receiving the light exited from the second optical surface. The solar cell chip panel includes a photovoltaic conversion material capable of absorbing a specific spectrum band in the light and converting that into electricity. The cooling pipeline system allows water to flow therein and includes a heat absorber, wherein the light exits to the light-receiving surface of the solar cell chip panel through the heat absorber, and the water flowing through the heat absorber absorbs light beyond the specific spectrum band. | 06-27-2013 |
20130160820 | FOCUSING SOLAR LIGHT GUIDE MODULE - A focusing solar light guide module includes a lens array plate and a light guide plate. The lens array plate includes at least one lens. Each lens receiving and focusing a sunlight has an upper curved surface and a lower plane surface. The light guide plate has an upper plane surface parallel to the lower plane surface of the lens array plate and a lower microstructure surface. The lower microstructure surface includes at least one depressed area and at least one connection area parallel to the upper plane surface of the light guide plate. The connection area is connected between the adjacent depressed areas having a depressed point, a first inclined plane and a second inclined plane. The first inclined plane and the second inclined plane are respectively connected between the depressed point and the adjacent connection area. | 06-27-2013 |
20150135186 | COMPUTER SYSTEM, METHOD AND COMPUTER-READABLE STORAGE MEDIUM FOR TASKS SCHEDULING - A computer system is provided. The computer system includes multiple computing devices and a processing unit. The processing unit comprises a device monitoring module, a task classifying module and a task scheduling module. The processing unit is coupled to the computing devices. The device monitoring module is configured to monitor the computing devices so as to obtain loading data. The task classifying module is configured to classify related tasks of multiple tasks as a first group, to classify independent tasks of multiple tasks as a second group and to find a critical path of the related tasks in the first group. The task scheduling module is configured to set a first processing schedule of the first group according to the critical path and the loading data and to set a second processing schedule of the second group according to the first processing schedule. | 05-14-2015 |
Patent application number | Description | Published |
20090122472 | Multimedia Device - The present invention discloses a multimedia device, which comprises: a body, a sliding member, which is movably disposed on the body, and a screen, which is rotatable for being disposed on the sliding member, wherein while the sliding member is moved correspondingly to the body, the screen is rotated relatively to the sliding member so as to generate an angle between the screen and the sliding member, thus it is convenient to a user for seeing the screen. | 05-14-2009 |
20120293936 | ALL-IN-ONE COMPUTING DEVICE WITH AN ADJUSTABLE SCREEN HEIGHT - An apparatus includes a processing portion and a user interface portion. The user interface portion is slidably coupled to the processing portion along a first axis. The apparatus also includes a stand that is hingedly coupled to the user interface portion. The stand rotates about a second axis orthogonal to the first axis. In some embodiments, the stand includes a U-bar. When the stand is coupled to the processing portion in an open position, the U-bar is able to receive cables therethrough. When the stand is coupled to the processing portion in a closed position, the stand is positioned within a recess, adapted to receive the stand, of the processing portion. In some embodiments, the user interface portion is removable from the processing portion. | 11-22-2012 |