Patent application number | Description | Published |
20110034773 | ENDOSCOPE APPARATUS - The endoscope apparatus of the present invention includes: an insertion portion having a bending portion; an observation device that is provided at the insertion portion; an illumination unit that is provided at the insertion portion, and that illuminates a visual field of the observation device; a main body unit that is formed having a size that enables it to be held and operated by one hand of a user; an operating section that is used to operate the bending portion; a display unit that is connected to the insertion portion, and that displays images acquired by the observation device; a light emitting component that is provided in the main body unit, and that is connected via a light guide to the illumination unit; a heat discharge unit that is provided at the main body unit such that at least a portion thereof is exposed, and that is thermally connected to the light emitting component; and a shielding portion that is provided at the main body unit, and that covers at least a portion of the periphery of the heat discharge unit, and that also inhibits the heat discharge unit contacts with external portions thereof. | 02-10-2011 |
20110112361 | ENDOSCOPE DEVICE - An endoscope device has a scope unit that is used to observe an interior of a specimen subject, and a main body unit that controls the scope unit by communicating with the scope unit. The scope unit has an insertion portion, a bending portion that is provided on the insertion portion, a bending drive unit that drives the bending portion, an imaging unit that is provided on the insertion portion and acquires images of the specimen subject; and a structure storage section in which structure identification information that is based on the structure of the first scope unit is stored. The main body unit has a display unit that displays images acquired by the imaging unit, an operating section that is used to make operation inputs to operate at least the bending portion, and a control unit that controls the bending drive unit based on the structure identification information stored in the storage section. | 05-12-2011 |
20120302832 | ENDOSCOPE APPARATUS - This endoscope apparatus includes: an insertion portion; a bending portion; an operation portion; and a pull member. The operation portion includes: an operation lever; a bearing that supports the operation lever in a state of being freely inclinable around a swinging center; a friction member that is fixed to the operation lever; a press portion configured to contact a contact surface; and a switching device that is connected to the press portion and presses the press portion against the contact surface when rotated in a first rotational direction with a predetermined rotation axis as a rotation center thereof and also so as to cause the press portion to be spaced away from the contact surface when rotated in a second direction. | 11-29-2012 |
20140148646 | WIRE-PULLING MECHANISM AND ENDOSCOPIC APPARATUS - In a wire-pulling mechanism, a second engaging portion is configured so that the position of the second engaging portion in the longitudinal direction of a second pulling wire is displaceable closer to the front end than an engaged portion of the second pulling wire, the second pulling wire is configured so as to enter the inside of a second movement track and extend in the shape of a straight line, in a neutral state of an operating unit, and the tilting operation of the operating unit causes the second engaging portion to be moved to the front end along the second movement track with respect to the second pulling wire and causes the engaged portion of the second pulling wire and the second engaging portion to be separated from each other from a state where the engaged portion of the second pulling wire and the second engaging portion engage each other. | 05-29-2014 |
20160077323 | ENDOSCOPE - An endoscope includes a mounting and detaching section, terminals that, when an adapter is mounted on an outer circumference, come into contact with an identification resistor provided in the adapter and having different resistance values for each of adapters, a lead wire that energizes the identification resistor via the terminals, and a flexible board electrically connected to the terminals in the mounting and detaching section and electrically connected to a distal end of the lead wire in a position behind the mounting and detaching section. | 03-17-2016 |
Patent application number | Description | Published |
20090047142 | VACUUM PUMP UNIT - The present invention relates to a dry vacuum pump unit capable of achieving ultimate pressure of about 1 Pa. The vacuum pump unit includes a main pump ( | 02-19-2009 |
20130272904 | CANNED MOTOR AND VACUUM PUMP - Provided is a canned motor to be coupled to a vacuum pump and used as a rotary driving source for the vacuum pump. The canned motor includes: a stator core; a rotor provided on an inner side of the stator core; and a non-conductive can provided between the stator core and the rotor. The non-conductive can is configured to separate the stator core and the rotor from each other. The non-conductive can is made of resin, ceramic, or composite material thereof. The non-conductive can is bonded to the stator core with an adhesive. | 10-17-2013 |
20140050605 | SEALING STRUCTURE, VACUUM PUMP MOTOR INCLUDING SAME SEALING STRUCTURE, AND VACUUM PUMP - To provide a sealing structure for a vacuum pump motor which maintains the sealing properties of the vacuum pump motor in an ensured fashion, there is provided a sealing structure for a vacuum pump motor | 02-20-2014 |
20140056733 | VACUUM PUMP MOTOR AND VACUUM PUMP INCLUDING SAME - In order to provide a vacuum pump motor which is free from rotation imbalance, there is provided a vacuum pump motor | 02-27-2014 |
20140241914 | VACUUM PUMP MOTOR ROTOR, MOTOR INCLUDING SAME AND VACUUM PUMP - In order to provide a motor rotor in which a permanent magnet is prevented from corroding, wherein a motor rotor for use in a motor for driving a pump rotor rotating shaft of a vacuum pump is provided which comprises a rotor core made up of a plurality of steel plates which are laminated in an axial direction and having a through hole, a permanent magnet which is disposed in the through hole, and end plates which are attached individually to axial end portions of the rotor core, wherein an adhesive is applied to a whole surface of each of the plurality of steel plates, and the plurality of steel plates are surface joined to each other and to the end plates via the adhesive. | 08-28-2014 |
Patent application number | Description | Published |
20130287562 | GUIDE VANE ATTACHMENT STRUCTURE AND FAN - A guide vane attachment structure including a first fitting portion formed in a vane joint surface of a guide vane, a support member whose constituent material is a metal is integrally connected to a fan frame, and a second fitting portion to be fitted to the first fitting portion formed in a support joint surface of the support member. | 10-31-2013 |
20150064000 | COUPLING PART STRUCTURE FOR VANE AND JET ENGINE INCLUDING THE SAME - A coupling support member including a pair of divided pieces is placed in a coupling part between a vane proximal end portion of a guide vane and an attachment flange, and the pair of divided pieces are joined to the vane proximal end portion from both the sides in the vane thickness direction. A linear protrusion is formed on one of joint surfaces of the vane proximal end portion to the pair of divided pieces. A groove engaged with the linear protrusion formed in the vane proximal end portion is formed on one of respective joint surfaces of the pair of divided pieces of the coupling support member. The vane proximal end portion is held between the pair of divided pieces of the coupling support member, by the fastening force that is applied to the pair of divided pieces of the coupling support member from both the sides in the vane thickness direction. It is possible to obtain a high structural strength while contributing to a reduction in weight of a jet engine. | 03-05-2015 |
20150132118 | COUPLING PART STRUCTURE FOR VANE AND JET ENGINE INCLUDING THE SAME - A coupling support member including a pair of divided pieces is placed in a coupling part between a vane proximal end portion of a guide vane and an attachment flange, and the pair of divided pieces are joined to the vane proximal end portion from both the sides in the vane thickness direction. A groove is formed in one end portion joint surface of the coupling support member, a linear protrusion is formed on the other end portion joint surface, the vane proximal end portion is formed into a concavo-convex shape, a linear protrusion that is engaged with the groove which is formed in the end portion joint surface is formed on a joint surface to the one end portion joint surface, a groove that is engaged with the linear protrusion formed on the end portion joint surface is formed in the joint surface to the other end portion joint surface. The vane proximal end portion is held between the pair of divided pieces of the coupling support member, by the fastening force that is applied to the coupling support member from both the sides in the vane thickness direction. It is possible to obtain a high structural strength while contributing to a reduction in weight of a jet engine. | 05-14-2015 |
Patent application number | Description | Published |
20110072464 | DEVICE CONTROL PROCESSING APPARATUS AND METHOD, DISPLAY PROCESSING APPARATUS AND METHOD, AND COMPUTER PROGRAM - An apparatus and method capable of selecting and providing content while reducing the load on a user are provided. A controlled device is determined based on content identification information. Control information corresponding to the determined controlled device is generated and output to, for example, a remote controller, and device control is performed based on a control signal from the remote controller. The user can output and view content without performing processing necessary to output the content, such as processing on a control device, a channel operation to the control device, and searching for the content storage location. Further, content cards recording content information are displayed as a card group and content information of a card at a position of a cursor is displayed. | 03-24-2011 |
20160042242 | INFORMATION PROCESSOR, INFORMATION PROCESSING METHOD, AND COMPUTER PROGRAM - An information processor includes: a similarity data generation portion generating, for a position within the search range, similarity data that represents the calculated similarity to the image in the reference block in association with the position within the search range; a similarity correction portion smoothing the similarity data in a direction of space on a basis of similarity data; a result evaluation portion detecting a position with a maximum similarity value in each piece of the smoothed similarity data; a depth image generation portion generating a depth image by associating the position of the subject in the depth direction with an image plane; and an output information generation section performing given information processing on a basis of the subject position in a three-dimensional space using the depth image and outputting the result of information processing. | 02-11-2016 |
20160044297 | INFORMATION PROCESSOR, INFORMATION PROCESSING METHOD, AND COMPUTER PROGRAM - An information processor includes: a similarity data generation portion generating similarity data that represents the calculated similarity to the image in the reference block in association with a position within the search range; a result evaluation portion detecting a position with a maximum similarity value for each piece of the similarity data and screening the detection result by making a given evaluation of the similarity; a depth image generation portion finding a parallax for each of the reference blocks using the detection result validated as a result of screening, calculating a position of a subject in a depth direction on a basis of the parallax, and generating a depth image by associating the position of the subject in the depth direction with an image plane; and an output information generation section performing given information processing on a basis of the subject position in a three-dimensional space using the depth image and outputting the result of information processing. | 02-11-2016 |
Patent application number | Description | Published |
20080211951 | IMAGING DEVICE AND CAMERA - An imaging device is disclosed. The device includes: a unit pixel that outputs an analog electric signal in accordance with a signal charge; a local voltage supply circuit that generates a local voltage different from an operation voltage; a reference signal generation section that generates a reference signal based on the local voltage provided by the local voltage supply circuit; and a processing section that converts, by referring to the reference signal generated by the reference signal generation section, the analog signal provided by the unit pixel into a digital signal. In the imaging device, the reference signal generation section keeps constant a load current of the local voltage supply circuit in an operating state. | 09-04-2008 |
20080284886 | Image pickup circuit, CMOS sensor, and image pickup device - Disclosed herein is an image pickup circuit including: amplifying means for amplifying a charge corresponding to an amount of light received by a photodetector, and outputting a pixel signal; ramp signal generating means for generating a ramp signal whose voltage drops with a fixed slope from a predetermined initial voltage; and comparing means for comparing the pixel signal output by the amplifying means with the ramp signal output by the ramp signal generating means. A reference potential of the pixel signal output by the amplifying means and a reference potential of the ramp signal output by the ramp signal generating means are at a same level. | 11-20-2008 |
20100020211 | SOLID-STATE IMAGE PICKUP DEVICE, DRIVING CONTROL METHOD, AND IMAGE PICKUP APPARATUS - The present invention relates to a solid-state image pickup device, a driving control method, and an image pickup apparatus that are capable of performing, in the case of changing the resolution of AD conversion, changing of only a pulse that needs to be changed, with a more simplified configuration. | 01-28-2010 |
20120001057 | SOLID-STATE IMAGING APPARATUS AND IMAGING APPARATUS - A solid-state imaging apparatus includes a comparator for comparing a pixel signal obtained by a pixel section and a reference signal the value of which varies in a stepwise manner, an analog-digital converter for outputting, as a digital value, the amount of time when the pixel signal and the reference signal change levels by the comparator; a reset signal generator for generating a reset signal that triggers a reset operation to be input to the comparator in order to adjust the reference in the analog-digital converter, and a waveform processor provided between the reset signal generator and the comparator for increasing the degree of dullness of a waveform of the reset signal. | 01-05-2012 |
20120307120 | SOLID-STATE IMAGING DEVICE AND CAMERA SYSTEM - A solid-state imaging device includes a pixel array with unit pixels each having a photoelectric conversion device arranged in a matrix. Column signal lines are wired with respect to one column in the pixel arrangement and pixels are regularly connected to the column signal lines in accordance with rows in which pixels are positioned. A pixel signal reading unit has a column processing unit that reads pixel signals in units of plural pixels from the pixel array and performs column processing to read signals on a column basis, wherein the pixel signal reading unit includes a column input unit which can connect one or plural column signal lines arranged at a corresponding column to an input of one column processing unit through plural capacitors connected in parallel The column input unit has switches which can change a connection state between capacitors and column signal lines corresponding to the column. | 12-06-2012 |
20130068931 | A/D CONVERTER, A/D CONVERSION METHOD, SOLID-STATE IMAGING ELEMENT AND CAMERA SYSTEM - A solid-state imaging device having an analog-digital converter, and an analog-digital conversion method are described herein. An example of a solid-state imaging device includes a bit inconsistency prevention section configured to prevent bit inconsistency between output of a low-level bit latch section and a high-level bit counting section. | 03-21-2013 |
20130335609 | A/D CONVERTER, SOLID-STATE IMAGE PICKUP DEVICE AND DRIVING METHOD OF THE SAME, AND ELECTRONIC APPARATUS - The present technology relates to an A/D converter, a solid-state image pickup device and a method of driving the same, and an electronic apparatus which are capable of reducing power consumption while reducing a circuit size. A comparator compares a reference voltage with an input voltage, the reference voltage having a ramp waveform whose voltage value varies with time, a lower-bit storage element holds a count value in a predetermined count pattern, based on an output signal from the comparator, a Gray code binary conversion circuit converts the count value in the count pattern held by the lower-bit storage element into binary data, and a storing operation control circuit supplies a pulse signal corresponding to the binary data obtained by conversion in the Gray code binary conversion circuit to a lower-bit U/D CNT. The present technology is applicable to, for example, an image sensor storing a count value in a storage element with use of a Gray code or a phase shift code as a clock signal. | 12-19-2013 |
20140117210 | IMAGE PICKUP CIRCUIT, CMOS SENSOR, AND IMAGE PICKUP DEVICE - Disclosed herein is an image pickup circuit including: amplifying means for amplifying a charge corresponding to an amount of light received by a photodetector, and outputting a pixel signal; ramp signal generating means for generating a ramp signal whose voltage drops with a fixed slope from a predetermined initial voltage; and comparing means for comparing the pixel signal output by the amplifying means with the ramp signal output by the ramp signal generating means. A reference potential of the pixel signal output by the amplifying means and a reference potential of the ramp signal output by the ramp signal generating means are at a same level. | 05-01-2014 |
20150229853 | A/D CONVERTER, A/D CONVERSION METHOD, SOLID-STATE IMAGING ELEMENT AND CAMERA SYSTEM - A solid-state imaging device having an analog-digital converter, and an analog-digital conversion method are described herein. An example of a solid-state imaging device comprises a bit inconsistency prevention section configured to prevent bit inconsistency between output of a low-level bit latch section and a high-level bit counting section. | 08-13-2015 |
20150271426 | SOLID-STATE IMAGING DEVICE AND CAMERA SYSTEM - A solid-state imaging device includes a pixel array with unit pixels each having a photoelectric conversion device arranged in a matrix. Column signal lines are wired with respect to one column in the pixel arrangement and pixels are regularly connected to the column signal lines in accordance with rows in which pixels are positioned. A pixel signal reading unit has a column processing unit that reads pixel signals in units of plural pixels from the pixel array and performs column processing to read signals on a column basis, wherein the pixel signal reading unit includes a column input unit which can connect one or plural column signal lines arranged at a corresponding column to an input of one column processing unit through plural capacitors connected in parallel The column input unit has switches which can change a connection state between capacitors and column signal lines corresponding to the column. | 09-24-2015 |
Patent application number | Description | Published |
20090202257 | OPTICAL TRANSMISSION APPARATUS AND SYSTEM - Disclosed is an optical fiber transmission system for transmitting an optical signal by DPSK modulation includes a plurality of NZ-DSF (Non-Zero Dispersion Shifted single-mode optical Fiber) transmission line blocks, each of which has N spans of a span comprising a serially connected NZ-DSF and optical repeater, and one span that includes a dispersion compensating fiber and an optical repeater. The average wavelength dispersion value of each NZ-DSF transmission line block is made non-zero. | 08-13-2009 |
20090317093 | DPSK OPTICAL RECEIVER - A DPSK optical receiver includes a DPSK demodulation circuit, an optical bandpass filter, a first photodetector, and a first control circuit. The DPSK demodulation circuit demodulates a DPSK optical signal and outputs the DPSK demodulated optical signal. The optical bandpass filter extracts a demodulated optical signal near the center wavelength from the DPSK demodulated optical signal output from the DPSK demodulation circuit. The first photodetector detects the optical power level of the DPSK demodulated optical signal extracted by the optical bandpass filter. The first control circuit performs phase control on the DPSK demodulation circuit so as to optimize the DPSK demodulation circuit with respect to the center wavelength of the DPSK optical signal on the basis of the optical power level detected by the first photodetector. | 12-24-2009 |
20120251028 | Polarization-Alternating Optical Signal Generation using CSRZ Modulation - A method for optical chirp-free optical polarization modulation includes dividing a data modulated optical signal into a first optical path and a second optical path, using a Mach-Zehnder intensity modulator in the first optical path for imparting a π phase difference between adjacent symbols of the data modulated optical signal in the first optical path, adjusting a delay and amplitude of symbols of the data modulated optical signal in the second path so that the symbols in the first path and the symbols in the second path are synchronized and have substantially equal power levels, and combining the first and second optical paths so that symbols from the first and second optical paths are in orthogonal polarizations. | 10-04-2012 |
20120321303 | Multiple-Symbol Polarization Switching for Differential-Detection Modulation Formats - An inventive method for multi-symbol polarization switching for differential detection optical systems includes modulating a laser source by a DQPSK modulator, driving the DQPSK modulator with a data block configured for generating multi-symbol polarization-switched DQPSK differential-encoded signals, and polarizing the multi-symbol polarization-switched DQPSK signals with a polarizing modulator whose modulation speed is based on how often polarization states vary, wherein the data block provides a bits manipulation to provide the multi-symbol polarization switching thereby enabling differential detection for recovering correct original data by a receiver. | 12-20-2012 |
20120321311 | Coherent Interleaved Polarization-Multiplexing Optical Communications with Single IQ Modulator - An inventive method for coherent interleaved polarization-multiplexing PolMux optical communications with a single IQ modulator includes modulating a light source to generate a 50% return-to-zero RZ signal pulse at a frequency Rs, driving a single IQ modulator with inphase I and quadrature phase Q data at a bit rate of sais Rs to introduce phase modulation on said 50% RZ signal pulse to produce a QPSK pulse signal with all symbols being in a same polarization state without any time overlapping; and polarization modulating said QPSK signal to alternatively convert said QPSK signal into two orthogonal polarizations states enabling an interleaving PolMux signal with a symbol rate of Rs/2. | 12-20-2012 |
20130089327 | Polarization Switching for Optical Fiber Communications - A method implemented in a transmission apparatus used in an optical fiber communications system for a polarization switched differential quaternary phase-shift keying (DQPSK) signal is disclosed. The method comprises splitting data into two or more data streams, inputting said two or more data streams to 1-bit DQPSK precoders to perform 1-bit DQPSK precoding, and multiplexing inphase outputs of the 1-bit DQPSK precoders to generate a first output; and multiplexing quadrature outputs of the 1-bit DQPSK precoders to generate a second output. Other methods, apparatuses, and systems also are disclosed. | 04-11-2013 |
20130094851 | Optical Spectral Shaping for Nonlinearity Enhancement in High Speed Digital Coherent Optical Transmissions - A method includes evaluating an optical signal spectrum for estimated filtering parameters of an optical spectral filtering device for shaping optical signal spectrum, determining a feedback for fine tuning the optical spectral filtering device for nonlinearity tolerance enhancement in the optical transmission system, responsive to received optical signal quality in the optical signal spectrum; and using the feedback to adjust said optical spectral filtering device for predetermined shaping and predetermined fiber nonlinearity tolerance in the optical transmission system. | 04-18-2013 |
20140099126 | Pair-wise Symbol Correlated High Receiver Sensitivity Modulation Format - The invention is directed to a novel computer implemented method for finding a modulation format that has better receiver sensitivity than modulation formats that are currently being used, with a correlated symbol modulation in which neighboring symbols are coded and decoded together to increase receiver sensitivity. | 04-10-2014 |
20140178071 | GENERATION OF POLARIZATION-ALTERNATED QPSK FORMAT - Methods, structures and systems for generating different polarization multiplexed signals wherein the drivers of the modulators are generic while a software-controlled manager allows the carrying of any standard 10 G/40 G/100 G data while—at the same time—being adaptively adjustable according to specific link requirements and users' requests in both dispersion-managed and uncompensated links. | 06-26-2014 |
20150026541 | Iterative Decoding for Cascaded LDPC and TCM Coding - At a receiver side, to enhance the performance of concatenated LDPC and TCM coding, an iterative decoding between TCM decoder and LDPC decoder enables improvement in the reliability of received LLRs of each symbol after each iteration. A SOVA output of the TCM is used for LDPC decoding, and then the updated LLRs from LDPC decoder are further looped back to the TCM decoder for the next iteration. In such a manner, the decoding performance could be significantly improved after just several iterations. | 01-22-2015 |
20150229433 | POLARIZATION MULTIPLEXING OPTICAL TRANSMITTER AND OPERATION CONTROL METHOD - A polarization multiplexing optical transmitter of the present invention includes frequency dividing means ( | 08-13-2015 |
20160006537 | WAVELENGTH DIVISION MULTIPLEXING OPTICAL TRANSMISSION APPARATUS AND WAVELENGTH DIVISION MULTIPLEXING OPTICAL TRANSMISSION METHOD - A wavelength division multiplexing optical transmission apparatus includes a plurality of polarization multiplexing optical modulation means, polarization-maintaining optical multiplexing means, and delay adjustment means. The polarization multiplexing optical modulation means generate a plurality of polarization multiplexed optical modulation signals having different wavelengths. The polarization-maintaining optical multiplexing means multiplexes the wavelengths of the polarization multiplexed optical modulation signals to generate a wavelength multiplexed optical signal (WDM). The delay adjustment means adjusts a delay such that light intensities of polarization multiplexed optical modulation signals having adjacent wavelengths in the wavelength multiplexed optical signal (WDM) vary inversely with respect to each other. | 01-07-2016 |
20160028504 | WAVELENGTH DIVISION MULTIPLEXING SYSTEM AND METHOD INCLUDING WAVELENGTH MONITORING - A wavelength division multiplexing system and method featuring a wavelength monitor that is configured to receive a portion of a combined signal of wavelength division multiplexing channels and determine the wavelengths of each channel or the guardband between each channel in the combined signal. The wavelength monitor determines if there is excess laser drift for each channel in the combined signal. If excess laser drift is determined, feedback is sent to the transmitter for the signal with excess laser drift and the signal is adjusted to produce a target wavelength. The wavelength monitor may utilize optical intradyning in order to monitor the wavelengths of each channel in the combined signal. | 01-28-2016 |
20160028536 | METHOD AND SYSTEM FOR MODULATION-INDEPENDENT CARRIER PHASE RECOVERY - A system for carrier phase recovery, including a receiver for receiving one or more frames of L symbols. A phase estimator performs carrier phase estimation for the received frames of L symbols, and the resulting carrier phase estimates are stored in a non-transitory computer-readable storage medium. One or more rotators de-rotates the received frames of L symbols by one or more of the carrier phase estimates, and a data processor calculates a sum of the outputs of the L de-rotated signals raised to an n | 01-28-2016 |