Patent application number | Description | Published |
20090175579 | OPTICAL TRANSMISSION MODULE, CONNECTING PART, AND ELECTRONIC DEVICE HAVING OPTICAL TRANSMISSION MODULE - A connection member electrically connects an optical element configured to convert an electric signal to an optical signal or to convert an optical signal to an electric signal, a first substrate including an incident/releasing port of an optical transmission path for an optical signal at least one end portion thereof, and a second substrate to each other. The optical transmission path is optically coupled with the optical element to transmit the optical the connection. The connection member includes a connection unit connected to the second substrate and a holding unit having elasticity and holding the first substrate. The holding unit is provided with an electrode at a connecting position to the first substrate, and the holding unit holds the first substrate by connecting the first substrate to the electrode. | 07-09-2009 |
20090196562 | Film waveguide, method of manufacturing film waveguide, and electronic device - A method of manufacturing a film waveguide includes molding a first clad layer formed with a concave groove for core filling, molding a second clad layer, and laminating the surface formed with the concave groove of the first clad layer and the second clad layer using resin. The resin has a flexural modulus of smaller than or equal to 1,000 MPa, contains hydrogen bonding group in a functional group of a precursor, and has a refraction index higher than the clad layers. A core is formed in the concave groove by the resin. | 08-06-2009 |
20100215315 | OPTICAL CABLE MODULE AND APPARATUS EMPLOYING IT - An optical cable module is mainly provided with: an optical waveguide ( | 08-26-2010 |
Patent application number | Description | Published |
20100046956 | OPTICAL TRANSMISSION SYSTEM AND ELECTRONIC DEVICE - A light transmission system includes a core for transmitting a clock signal as an optical signal, a core for transmitting a data signal or a control signal as the optical signal in a first direction, which is a direction same as a transmission direction of the clock signal, and a core for transmitting the data signal or the control signal as the optical signal in a second direction, which is an opposite direction to the transmission direction of the clock signal are arranged, thereby bi-directionally transmitting the data signal or the control signal. | 02-25-2010 |
20100119236 | OPTICAL TRANSMISSION MODULE AND ELECTRONIC DEVICE - A light transmission module has a light transmitting unit having a light emitting portion for outputting an optical signal corresponding to a data signal input as an electrical signal, and a first power supply controller for controlling a drive power supply of the light emitting portion, a light transmission path for transmitting the optical signal introduced from the light transmitting unit, a light receiving unit having a light receiving portion for receiving the optical signal output from the light transmission path and outputting an electrical signal corresponding to the optical signal, and a second power supply controller for controlling a drive power supply of the light receiving portion, and at least one electrical transmission path, connecting the light transmitting unit and the light receiving unit, for transmitting a control signal for controlling power supply to the light emitting portion and the light receiving portion to the first power supply controller and the second power supply controller. The first power supply controller and the second power supply controller control the power supply to the light emitting portion and the light receiving portion based on the control signal input via the electrical transmission path. | 05-13-2010 |
20100124422 | OPTICAL TRANSMISSION MODULE - A light transmission module includes an optical converter for converting an electrical signal to an optical signal; a light transmission path for transmitting the optical signal converted by the optical converter; an electrical transmission path for transmitting an input electrical signal; and a control instructing unit for instructing stop of drive to the optical converter based on a detection of an input electrical signal. When an input electrical signal having a predetermined frequency is detected, the input electrical signal having the predetermined frequency is converted to an optical signal and transmitted in the light transmission path. When input of an electrical signal other than the predetermined frequency is detected, the electrical signal other than the predetermined frequency is transmitted by the electrical transmission path without being converted to an optical signal due to the stop of the drive of the optical converter. | 05-20-2010 |
20110135311 | TRANSMITTER, RECEIVER, TRANSCEIVER, TRANSMISSION CONTROL METHOD, RECEPTION CONTROL METHOD, OPTICAL TRANSMISSION MODULE AND ELECTRONIC DEVICE - A transmission device has a light emitting element for converting an electric signal to an optical signal and transmitting the same, and a drive section for outputting the optical signal from the light emitting element and driving the light emitting element by providing the electric signal to the light emitting element. The electric signal provided by the drive section to the light emitting element is a waveform deformed signal having a waveform in which a time required for a fall is longer than a time required for a rise in a binary signal having a signal of high level and a signal of low level. | 06-09-2011 |
20110176586 | SIGNAL PROCESSING DEVICE, SIGNAL PROCESSING METHOD, RECEPTION DEVICE, TRANSMISSION/RECEPTION DEVICE, COMMUNICATION MODULE, AND ELECTRONIC DEVICE - It is possible to reduce a noise component mixed in an analog signal while suppressing increase of power consumption. An amplification unit amplifies the inputted analog signal and converts the amplified signal into a digital signal of a predetermined format for output. The amplification unit includes: an analog circuit unit for processing an analog signal; and a digital circuit unit for processing a digital signal; wherein the circuits are arranged on a substrate. The analog circuit unit includes: an amplification circuit for amplifying the inputted analog signal; and an LPF for cutting off a high frequency component of the amplified analog signal. The digital circuit unit includes: a rectification circuit which rectifies a waveform of the signal whose high-frequency component is cut off; and digital output circuit which converts the waveform-rectified signal into a digital signal of a predetermined format for output. | 07-21-2011 |
Patent application number | Description | Published |
20120242303 | VOLTAGE SETTING DEVICE, PHOTOVOLTAIC POWER GENERATION SYSTEM, AND CONTROL METHOD OF VOLTAGE SETTING DEVICE - An output converter includes a DCDC conversion section, a secondary side voltage/current monitoring section detecting a power from the DCDC conversion section, a maximum operation point control section determining what voltage is to be set by the DCDC conversion section so that the power detected by the secondary side voltage/current monitoring section is maximum, a DCDC short-circuit switch via which a current from a module bypasses the DCDC conversion section to outside, a primary side voltage/current monitoring section measuring the current from the module, a module short-circuit switch switching between a state where a secondary side cathode and a secondary side anode are short-circuited and a state where they are not short-circuited, the maximum operation point control section causing the DCDC short-circuit switch and the module short-circuit switch to switch. | 09-27-2012 |
20120303298 | EVALUATION METHOD FOR SOLAR POWER GENERATION SYSTEM, EVALUATION DEVICE, AND EVALUATION PROGRAM - A diagnosis device ( | 11-29-2012 |
20130241298 | VOLTAGE CONVERTER, VOLTAGE CONVERTING METHOD, POWER ADJUSTER, POWER ADJUSTING METHOD, PHOTOVOLTAIC SYSTEM, AND MANAGEMENT DEVICE - The present invention relates to a voltage converter, a voltage converting method, a power adjuster, a power adjusting method, a photovoltaic system, and a management device which are capable of generating power with a higher output. | 09-19-2013 |