Sony Corporation

Other

Sony Group Corporation

Kazuhisa Funamoto

Naohiro Koshisaka

Tatsuya Sugioka

Tatsuo Shinbashi

Kenichi Maruko

Hideyuki Matsumoto

Hiroshi Shiroshita

Kazukuni Takanohashi

Kazuhiro Oguchi

Hiroo Takahashi

Hayato Wakabayashi

Hiroki Kihara

Takayuki Toyama

Miho Ozawa

Shigetoshi Sasaki

Masato Tamori

Yoshihito Ishibashi

Takashi Yokokawa

Masayuki Hattori

Katsuyuki Tanaka

Toshiyuki Miyauchi

Yasunari Ikeda

Hidetoshi Kawauchi

Masahiro Uno

Yasuhiro Iida

Yuji Ide

Koji Naniwada

Kazuhiro Shimizu

Atsushi Yajima

Takayuki Tooyama

Tien Dzung Doan

There is provided an information processing device including an acquirer that acquires second data obtained by converting first data constituted by bit data having a first number of bits into symbols having a second number of bits greater than the first number of bits, with respect to each of the bit data, a comparator that compares a first symbol string constituted by a plurality of symbols contained in the second data prior to reverse conversion of the acquired second data into the first data, to a second symbol string representing a code targeted for detection, and a detector that detects the first symbol string as the code targeted for detection from the second data, on the basis of the result of the comparison by the comparator.

Information processing for detection of control code

A communication device includes a communication unit that communicates with a first communication device or a second communication device by using human body communication, with regard to setting information for establishing communication between the first communication device and the second communication device. A communication device includes a communication unit that communicates with a third communication device by using human body communication with regard to setting information for establishing communication with a second communication device, and establishes communication with the second communication device based on the setting information. A communication device includes a communication unit that communicates with a third communication device by using human body communication with regard to setting information for establishing communication with a first communication device, and establishes communication with the first communication device based on the setting information.

Communication device, communication method, and communication system

Information processing device, information processing method, and program

Disclosed herein is a signal processing device including: a correlation signal output unit configured to, about a received signal transmitted from another device, calculate a correlation value between the received signal and a pattern of a waveform of a known signal and output the calculated correlation value as a correlation signal in a time corresponding to one symbol; a known signal determiner configured to determine, based on the correlation signal, whether or not the received signal is modulated by the known signal in a first interval defined when the time corresponding to one symbol is divided into a plurality of intervals; and an identifier configured to identify a series of the symbol based on a result of the determination.

Signal processing device and method

An image outputting apparatus includes a header production section for producing a header including header information formed from first and second frame information regarding whether pixel data included in a payload are of first and last lines of one frame, respectively, first line information regarding whether or not the pixel data included in the payload are valid, and second line information regarding a line number of a line formed from the pixel data included in the payload, and an error detection code for use for detection of an error of the header information. A packet production section produces a packet which includes, in the payload thereof, pixel data for one line which configure an image obtained by imaging by an imaging section and to which the header is added. An outputting section outputs the produced packet to an image processing apparatus.

Image outputting apparatus, image outputting method, image processing apparatus, image processing method, program, data structure and imaging apparatus

The present disclosure provides an image outputting apparatus, including, an image pickup section, an error correction code calculation section adapted to calculate an error correction code using pixel data, which configure an image obtained by image pickup by the image pickup section, as an information word, and an outputting section adapted to output coded data, which are data of a codeword obtained by adding the error correction code to the pixel data, to an image processing apparatus provided in an apparatus in which the image outputting apparatus is provided.

Image outputting apparatus, image outputting method, image processing apparatus, image processing method, program, and image pickup apparatus

Disclosed herein is a coding apparatus, including: a calculation section adapted to calculate, based on information of a transmission object, a linear code to be used for error detection of the information; a production section adapted to produce coded data including a plurality of sets of the information and the linear code calculated by the calculation section; and a transmission section adapted to transmit the coded data to a reception apparatus.

Coding apparatus, coding method, decoding apparatus, decoding method, program and transmission system

A transmission apparatus, including an error correction code calculation section adapted to calculate an error correction code from data of a transmission object as an information word is disclosed. The transmission apparatus further includes a division section adapted to allocate coded data which configures a codeword obtained by adding the error correction code determined by the calculation by the error correction code calculation section to the data of the transmission object for each predetermined number of units to a plurality of transmission lines. The transmission apparatus further includes a plurality of transmission sections provided corresponding to the plural transmission lines and adapted to transmit the coded data allocated by the division section to a reception apparatus through the transmission lines.

Transmission apparatus, transmission method, reception apparatus, reception method, program and transmission system

Disclosed herein is a signal processing apparatus including a plurality of frame head detection sections configured to determine whether a frame head complying with any one of a plurality of different communication methods is detected by comparing the waveform of a signal sent from an external apparatus with a plurality of predetermined different symbol patterns; a communication method selection section configured to select the communication method for communicating with the external apparatus based on results of the determination by the frame head detection sections and on the priority of each of the plurality of communication methods; and a priority changing section configured such that if a second communication method different from an initially selected first communication method is selected anew, then the priority changing section changes the priority of each of the plurality of communication methods based on the newly selected second communication method.

Apparatus and method for selection of communication method for communicating with an external apparatus

Disclosed herein is a receiving apparatus including: first to third position determination sections configured to determine the start position of an FFT interval which serves as a signal interval targeted for FFT by an FFT section; a selection section configured to select one of those start positions of the FFT interval which are determined by the first through the third position determination section; and the FFT section configured to perform FFT on the OFDM time domain signal by regarding the start position selected by the selection section as the start position of the FFT interval in order to generate the first OFDM frequency domain signal.

Receiving apparatus, receiving method, and program

The present invention relates to a waveform equalizer and a method for controlling the same, as well as a receiving apparatus and a method for controlling the same whereby better receiving characteristics are provided than before. In a filter, registersthroughdelay an input DT; multipliersthroughmultiply outputs from the registers by filter coefficients Cthrough Crespectively; and addersthroughadd up outputs from the multipliers to acquire DT. A selectoreither outputs a timing signal at intervals of a symbol period of DTto drive the filteras a symbol rate equalizer, or outputs the timing signal at intervals of half the symbol period to operate the filteras a fractionally spaced equalizer. The present invention may be applied to waveform equalizers performing waveform equalization of the input signal.

Waveform equalizer and method for controlling the same, as well as receiving apparatus and method for controlling the same

Disclosed herein is a demodulation apparatus including: an operation determination block configured to determine whether the demodulation apparatus operates as part of either a first device or a second device with which the demodulation apparatus communicates, the first device being configured to ASK-modulate and transmit data, the second device being configured to load-modulate and transmit data; and first and second demodulation control blocks.

Demodulation apparatus, demodulation method, and electronic device

A reception device that receives a modulation signal being a result of digital modulation of a carrier is disclosed. The device includes:

Reception device, control method, and program

An OFDM receiver () is provided which includes a clock-frequency error calculation circuit () to calculate a difference in clock frequency between a clock for a received signal and an operation clock used in the receiver (), and a guard correlation/peak detection circuit () to determine an autocorrelation of a guard interval and detect a peak timing of the correlation signal. The guard correlation/peak detection circuit () incorporates a free-running counter, and outputs a count of the free-running counter at the peak timing to the clock-frequency error calculation circuit (). The clock-frequency error calculation circuit () uses a plurality of time-change rate detection circuits provided at different time intervals to calculate a time-change rate of an input count. The clock-frequency error calculation circuit () plots the time-change rates to generate a histogram and calculates a clock-frequency error from the histogram.

Growing community of inventors

Kanagawa, Japan

Kazuhisa Funamoto