Tdk Corporation

Thine Electronics, Inc.

Nikon Corporation

Sony Corporation

Juki Corporation

Satoshi Miura

Takumi Yanagisawa

Kenzo Makino

Naomichi Degawa

Yusuke Fujita

Takahiko Machita

Naoki Ohta

Takeo Kagami

Takekazu Yamane

Takumi Uesugi

Kei Hirata

Takayasu Kanaya

Tetsuya Iizuka

Kosuke Tanaka

Daisuke Miyauchi

Shuhei Yamamoto

Tomohito Mizuno

Keita Kawamori

Soji Koide

Kazuki Sato

Hirokazu Takahashi

Hiroshi Yamazaki

Yoshihiro Tsuchiya

Takayuki Suzuki

Masanori Sakai

Atsushi Yamaguchi

Koichi Terunuma

Shunichi Kubo

Shohei Kawasaki

Yoshikazu Sawada

Yoshimichi Murakami

Yohei Ishizone

Norio Takahashi

Minoru Ota

Seiichi Ozawa

Kunihiro Asada

Yasushi Nishioka

Makoto Masuda

Kenta Hamamoto

Kiyoshi Noguchi

Takeshi Endo

Masashi Sano

Hajime Suzuki

Noriaki Kasahara

Tomohiro Sakai

Kenkichi Anagawa

Hisayoshi Watanabe

Jun-ichi Okamura

Mitsutoshi Sugawara

Tetsuya Hiraki

Masachika Hashino

Kohei Honma

Hideyuki Ukita

Yosuke Komasaki

Hidekazu Kojima

Toru Nakura

Takatomo Nagamine

Jun Ueshima

Hironobu Akita

Kentaro Nagai

Shuji Okame

Daisuke Iwama

Yusuke Murata

Kazuhisa Sasaki

Yumiko Mito

Akihiro Moto

Naoki Ota

Ryo Takeuchi

Daigo Takahashi

Norihiko Nakasato

Norihito Tohge

Akita Hironobu

One embodiment relates to a transmitting device, a receiving device, and the like for preventing increases in the number of communication links, power consumption, and circuit layout area. The transmitting device includes a high-speed signal generator, a low-speed signal generator, and a signal superimposing unit. The high-speed signal generator generates a high-speed signal having a limited frequency band. The low-speed signal generator generates a low-speed signal having a frequency lower than the frequency band of the high-speed signal. The signal superimposing unit outputs a superimposed signal of the high-speed signal and the low-speed signal. The receiving device includes a signal separator and a recovery unit. The signal separator separates the received signal into the high-speed signal and the low-speed signal. The recovery unit performs frequency tracking based on the separated low-speed signal and performs phase tracking based on the separated high-speed signal.

Transmitting device, receiving device, repeating device, and transmission/reception system

A magnetic sensor comprising a resin layer having a first surface and a second surface, which is opposite to the first surface and a magnetoresistive effect unit that detects a magnetic field in a predetermined direction, wherein the magnetoresistive effect unit includes at least a first magnetoresistive effect unit that detects a magnetic field in a first direction, the first direction is a direction orthogonal to the first surface of the resin layer, an inclined surface that is inclined at a predetermined angle with respect to the first surface is formed in the first surface of the resin layer, and the first magnetoresistive effect unit is formed in the inclined surface.

Magnetic sensor and method of manufacturing such

An XTC circuit includes delay circuits, differentiated signal generating circuits, and an amplitude adjusting and adding circuit. A signal Da, which is one aggressor signal, is input to the differentiated signal generating circuit after being delayed by the delay circuit, and the differentiated signal generating circuit generates a differentiated signal having a differentiated waveform of the signal Da. In the amplitude adjusting and adding circuit, the differentiated signal generated by the differentiated signal generating circuit is amplitude-adjusted to become a current signal, and the differentiated signal after the amplitude adjustment is current-added to the signal Db.

Crosstalk cancellation circuit, transmitter, and transmission and reception system

A multi-lane serializer deviceincludes serializer circuitstoand a controller. A phase difference detector of each serializer circuit detects a phase difference between a load signal and a first clock, and outputs an abnormal detection signal to the controllerwhen the detected phase difference is abnormal. When the controllerreceives the abnormal detection signal from any of the serializer circuits, the controllertransmits a batch reset instruction signal to all the serializer circuits. Then, in all the serializer circuits, when a reset signal generator receives the batch reset instruction signal output from the controller, the reset signal generator transmits a reset instruction signal to a load signal generator to reset the operation of a load signal generation in the load signal generator.

Multi-lane serializer device

This embodiment relates to a transmitter and the like that prevent an increase of the number of cables of an external interface even when the types of signals to be transmitted increase. The transmitter includes a latch circuit, an encoder, a serializer, and a selector. The latch circuit keeps a level of each of a plurality of signals at the timing specified by a sampling clock, and then, outputs the plurality of signals as a parallel data signal. The encoder generates an encoded parallel data signal based on the parallel data signal from the latch circuit. The serializer generates a serial data signal based on the encoded parallel data signal from the encoder. The sampling clock has a frequency higher than a transmission rate of the fastest signal of the plurality of signals.

Transmitter, receiver, transmitter/receiver, and transmitting/receiving system

This embodiment relates to a transmitter that has a structure to suppress an increase in device occupancy area on a semiconductor substrate. The transmitter includes an output driver, a duplication driver, a reference voltage generation unit, a first selection unit, a second selection unit, a comparison unit, and a control unit. The first selection unit selects a first or second test voltage outputted from a duplication driver in which a resistance value is set in cooperation with the output driver. The second selection unit selects a first or second reference voltage outputted from the reference voltage generation unit. The comparison unit compares magnitudes of the first test voltage and the first reference voltage during a first operation period and compares magnitudes of the second test voltage and the second reference voltage during a second operation period different from the first operation period.

Transmitter and transmission/reception system including the same

The present invention relates to a video signal transmission device and the like that can support a variety of system specifications. The device includes a packer unit, an encoder unit, and a serializer. The packer unit generates, from a video signal of one or more pixels, a plurality of block signals having a packet configuration of size corresponding to the number of pixels and the number of tone bits of a color signal constituting a video signal. At this time, a control signal including a pulse having a width corresponding to the number of pixels and the number of tone bits is also generated. The encoder unit applies encoding processing having encoding efficiencies that are different between a first period and a second period of a control signal that are distinguished depending on existence or non-existence of a pulse to the block signals.

Video signal transmission device, video signal reception device and video signal transferring system

A magnetoresistive element has a magnetization free layer whose magnetization direction changes in an external magnetic field; a magnetization pinned layer whose magnetization direction is pinned in the external magnetic field; and a barrier layer that is positioned between the magnetization free layer and the magnetization pinned layer and that exhibits a magnetoresistive effect. The barrier layer is an oxide of an alloy that includes Mg and Al, and the barrier layer includes a crystalline region and a non-crystalline region.

Magnetoresistive element, manufacturing method thereof and magnetic sensor

A triaxial magnetic sensor that can detect with high precision magnetic fields in three axial directions comprises a substrate having a first surface and a second surface opposite the first surface, and a magnetic sensor element group provided on the first surface. The magnetic sensor element group includes a first magnetic sensor element for magnetic detection in the x-axis direction, a second magnetic sensor element for magnetic detection in the y-axis direction and a third magnetic sensor element for magnetic detection in the z-axis direction. The first through third magnetic sensor elements respectively contain first through third magneto-resistive effect elements composed of laminated bodies including at least a magnetization fixed layer and a free layer, and the magnetization direction of each of the magnetization fixed layers of the first through third magneto-resistive elements is fixed in a direction inclined at a prescribed angle with respect to the first surface.

Triaxial magnetic sensor and method of manufacturing such

An X-ray generation device that emits X-rays due to an electron beam emitted from a cathode arriving at a target, includes: first and second high voltage power supplies that are connected in series between the cathode and the target, and both of which accelerate the electron beam; and wherein the second high voltage power supply outputs a second high voltage so that, with respect to a phase of a ripple component of a first high voltage generated by the first high voltage power supply, a phase of a ripple component of the second high voltage generated by the second high voltage power supply has a predetermined relationship.

X-ray generation device, X-ray device, and method for manufacturing structure

A PLL circuit includes a phase comparator, a charge pump, a loop filter, a voltage controlled oscillator, a frequency divider, and a phase compensator. The loop filterincludes a resistor, a first capacitance element, and a second capacitance element. The phase compensatoris provided in parallel to the charge pumpand adds a differentiation term to an open-loop transfer function. The phase compensatorincludes a bufferreceiving a phase difference signal output from the phase comparator and a third capacitance elementprovided between an output terminal of the bufferand an input terminal of the loop filter

PLL circuit and CDR apparatus

The signal multiplexerinputs two selection signals CLK&#x3c;&#x3e;, CLK&#x3c;&#x3e; that sequentially reach significant levels, inputs two input signals IN&#x3c;&#x3e;, IN&#x3c;&#x3e;, and outputs, from an output terminal, a signal OUT that depends on an m-th input signal IN&#x3c;m&#x3e; of the two input signals when an m-th selection signal CLK&#x3c;m&#x3e; of the two selection signals is at the significant level. The signal multiplexerincludes a resistance unitand two drive units. Each of the drive unitsincludes a driving switch, a selecting switch, and a potential stabilizing switch. When one of the selecting switchand the potential stabilizing switchin each of the drive unitsis in a closed state, the other is in an open state.

Signal multiplexer

A duty compensation device of one embodiment has a structure capable of more accurately setting a duty of a clock within an appropriate range. The duty compensation device comprises a duty adjusting unit, a duty measuring unit, a controlling unit. The duty measuring unit generates a sampling clock of a frequency fthat is asynchronous to the clock over an n-th period T(n=1 to N and N is an integer of 3 or more), and obtains measurement information for specifying the duty of the clock by using the sampling clock. The controlling unit determines a control code to be given to the duty adjusting unit based on control code candidates obtained for each of the N periods Tto Tand the control code candidates in which the duty specified by measurement information obtained by the duty measuring unit is within a predetermined range.

Duty compensation device

The present embodiments relate to a reception device that enables accurate separation of video data and SYNC data sent out from a transmission device in accordance with a data enable (DE) signal, from among reception data even if the reception data deteriorates due to noise. The reception device separates the video data and the SYNC data from the reception data in accordance with the DE signal reproduced using a detection result of the BS data and the BE data representing a transition timing of a signal level of the DE signal and a prediction result of detection timings of the BS data and the BE data or a prediction result of the transition timing of the DE signal.

Reception device and transmission/reception system

Provided is a reception apparatus capable of shortening a time period until the original data and clock can be recovered from a digital signal after temporary superimposition of noise on the digital signal stops. A reception apparatusincludes a receiver unit, a voltage-controlled oscillator, a sampler unit, a control voltage generation unit, an error detection unit, a training control unit, and an equalizer control unit. The receiver unitincludes an equalizer unitA. When the error detection unitdetects an error of a digital signal, the reception apparatuscauses a phase/frequency comparison by the control voltage generation unitto be stopped.

Reception apparatus

Growing community of inventors

Tokyo, Japan

Satoshi Miura