Abstract: A transmitter apparatus is provided with a first multi-value signal generator to convert the non-video signal of natural number “a”×natural number M bits other than a video signal into a multi-value signal of a multi-value number 2aM and to output a resulting signal, a second multi-value signal generator to convert the video signal of natural number “a”×natural number N bits into a multi-value signal of a multi-value number 2aN larger than the multi-value number 2aM and to output a resulting signal, and a transmission driver circuit to transmit the multi-value signal of the multi-value number 2aM in at least partial time interval of a blanking time interval and to transmit the multi-value signal of the multi-value number 2aN in an active time interval.

Abstract: An electronic device includes a conductor plate, a circuit board placed with a distance to a surface of the conductor plate, a connector provided on the circuit board, a flexible cable having one end connected to the connector and laid down along the surface of the conductor plate, and a cable holding member which includes a sloped holding surface for holding at least part of a portion of the flexible cable ranging from the connector to the surface of the conductor plate and which is electrically connected to the conductor plate.

Abstract: A video data transmitter apparatus generates and transmits a multi-value amplitude modulation signal by performing a multi-value amplitude modulation of a plurality of N bits per one symbol according to video data of a video signal or a color signal constituting the video signal, or a brightness signal and a color-difference signal. A data separator portion separates the video data into first to N-th pixel data, a difference calculator portion calculates (N?1) pieces of predetermined difference information based on the separated first to N-th pixel data, and a multi-value amplitude modulator portion performs a multi-value modulation so that predetermined N-bit data corresponds to a multi-value signal level closest to an intermediate level having an intermediate value between a maximum level and a minimum level of the multi-value signal level of the multi-value amplitude modulation signal.

Abstract: A signal transmission device includes a differential driver, a first single-ended driver circuit block, a second single-ended driver circuit block, a control circuit, and a common-mode filter. In the case where two-channel single-ended transmission is performed by using the first and second single-ended driver circuit blocks, the control circuit controls a driving capability of the first single-ended driver circuit block and a driving capability of the second single-ended driver circuit block in accordance with a combination of a change in a logical value of an output signal of the first single-ended driver circuit block and a change in a logical value of an output signal of the second single-ended driver circuit block.

Abstract: A switch is inserted and connected between a first portion and a second portion of an HPD line. The switch connects the first portion to the second portion when an HPD signal is outputted to the second portion. The switch cuts off the connection between the first portion and the second portion when the HPD signal is not outputted to the second portion. An AND gate generates a connection state detection signal that represents the connection state of an HDMI optical active cable, and outputs the connection state detection signal to a switch.

Abstract: A multilevel signal transmitting apparatus transmits a multilevel data signal with M voltage levels, and a multilevel clock signal with (M?2) voltage levels, to a multilevel signal receiving apparatus, where M is an even number equal to or more than four. The voltage levels of the multilevel data signal include M/2 first voltage levels larger than a reference voltage level, and M/2 second voltage levels smaller than the reference voltage level. Between each pair of adjacent voltage levels among the first voltage levels, one voltage level of the multilevel clock signal is set. Between each pair of adjacent voltage levels among the second voltage levels, one voltage level of the multilevel clock signal is set. An average of the voltage levels of the multilevel clock signal has a value between a minimum of the first voltage levels, and a maximum of the second voltage levels.

Abstract: In a common mode filter, at least one common mode filter portion is provided for removing a common mode noise, and has a first terminal pair configured to include first and second terminals connected to first and second external terminals, respectively, and has a second terminal pair configured to include third and fourth terminals connected to third and fourth external terminals, respectively. The filter includes an inductor circuit including at least two inductors that are connected in parallel to the first terminal pair of the common mode filter portion and are connected in series to each other, and an external terminal connected to the connection point of the at least two inductors. The external terminal is for being directly or indirectly grounded.

Abstract: An optical transmission system for optically transmitting information between apparatuses via an optical transmission path. The system includes: a sending unit that emits, to the optical transmission path, excitation light for detecting an inter-apparatus connection via the path; a responding unit that receives the excitation light from the path and emits detection light to the path using light energy of the excitation light; a response receiving unit that receives the detection light from the path and outputs a detection light current; a detecting unit that detects presence/absence of the inter-apparatus connection based on the detection light current; a light signal transmitting unit that emits, to the path, a light signal for optically transmitting the information based on the detection result by the detecting unit; and a light signal receiving unit that receives the light signal from the path.

Abstract: A multilevel amplitude modulation device for generating, from digital data, a multilevel amplitude modulation signal having four or more signal levels and outputting the generated signal, including: an average level calculator that selects one of a plurality of preliminarily prepared different candidates for a code word building method such that average level of a symbol array, obtained by adding a symbol for a code word of digital data to be transmitted to one or more already outputted symbols included in a multilevel amplitude modulation signal already outputted, is most approximate to voltage center of the four or more signal levels, and outputs a selection signal indicating the selected method; a signal converter that forms a codeword of the digital data in accordance with the method indicated by the selection signal; and a multilevel modulator that generates a multilevel amplitude modulation signal using the codeword and outputs the generated signal.

Abstract: A shoe midsole has a sole plate, a plurality of blades integrally standing on the sole plate, a cover bonded to the circumference of the sole plate, and a fluid sealed between the sole plate and the cover. A first concave part in a shape equivalent to a sole of a foot is formed on the surface of the sole plate, on which the plurality of blades stand, wherein the plurality of blades are accommodated within the first concave part. The plurality of blades are aligned at a predetermined interval in a direction nearly orthogonal to the longitudinal direction of the sole plate, and some of the plurality of blades are tilted toward the toe.

Abstract: A multilevel signal transmitting apparatus determines a voltage level indicating an original data signal, and generates a multilevel data signal including a plurality of unit time intervals each having the determined voltage level. The multilevel signal transmitting apparatus assigns an even number of voltage levels to each unit time interval, assigns a smaller number of voltage levels than a maximum number of voltage levels, to a unit time interval next to a unit time interval to which the maximum number of voltage levels are assigned, and determines one of the assigned voltage levels, as the voltage level indicating the original data signal. A multilevel signal receiving apparatus detects the voltage level of the multilevel data signal, and reproduces the original data signal, based on the assigned voltage levels and the detected voltage level.

Abstract: A multilevel signal transmitting apparatus transmits a multilevel data signal with M voltage levels, and a multilevel clock signal with (M?2) voltage levels, to a multilevel signal receiving apparatus, where M is an even number equal to or more than four. The voltage levels of the multilevel data signal include M/2 first voltage levels larger than a reference voltage level, and M/2 second voltage levels smaller than the reference voltage level. Between each pair of adjacent voltage levels among the first voltage levels, one voltage level of the multilevel clock signal is set. Between each pair of adjacent voltage levels among the second voltage levels, one voltage level of the multilevel clock signal is set. An average of the voltage levels of the multilevel clock signal has a value between a minimum of the first voltage levels, and a maximum of the second voltage levels.

Abstract: In a video signal transmitter apparatus that removes a part of a blanking interval of a video signal, generates a converted video signal, based on the video signal including an active interval including video data and the blanking interval excluding the video data, a frequency divider divides a frequency of a pixel clock in synchronization with the video signal by a ratio of transmission frequency division, generate and output a frequency-divided clock as a converted pixel clock. A controller controls a first storage unit to write the video signal for the active interval of the video signal, and read the video signal for the active interval of the converted video signal and output a read video signal as the converted video signal, and to remove a part of a signal included in a horizontal blanking interval existing periodically every horizontal line for the blanking interval of the video signal.

Abstract: A video data transmitter apparatus generates and transmits a multi-value amplitude modulation signal by performing a multi-value amplitude modulation of a plurality of N bits per one symbol according to video data of a video signal or a color signal constituting the video signal, or a brightness signal and a color-difference signal. A data separator portion separates the video data into first to N-th pixel data, a difference calculator portion calculates (N?1) pieces of predetermined difference information based on the separated first to N-th pixel data, and a multi-value amplitude modulator portion performs a multi-value modulation so that predetermined N-bit data corresponds to a multi-value signal level closest to an intermediate level having an intermediate value between a maximum level and a minimum level of the multi-value signal level of the multi-value amplitude modulation signal.

Abstract: A video data transmitter apparatus generates and transmits a multi-value amplitude modulation signal by performing a multi-value amplitude modulation of a plurality of N bits per one symbol according to video data of a video signal or a color signal constituting the video signal, or a brightness signal and a color-difference signal. A data separator portion separates the video data into first to N-th pixel data, a difference calculator portion calculates (N?1) pieces of predetermined difference information based on the separated first to N-th pixel data, and a multi-value amplitude modulator portion performs a multi-value modulation so that predetermined N-bit data corresponds to a multi-value signal level closest to an intermediate level having an intermediate value between a maximum level and a minimum level of the multi-value signal level of the multi-value amplitude modulation signal.

Abstract: An antenna unit and a radio communication device are provided. An antenna unit has a monopole antenna section and a loop antenna section. The monopole antenna section includes a linear radiating electrode that resonates at a first frequency and has an electrical length of one-quarter of the wave length corresponding to the first frequency. The loop antenna section includes a radiating electrode that resonates at a second frequency, is vertically erected on a non-ground region, and connected to a feed line. A proximal end of the radiating electrode of the loop antenna section is connected to an intermediate portion of the feed line, and a distal end thereof is connected to a ground region. The electrical length of the radiating electrode of the loop antenna section is one-half of the wave length of the second frequency.

Abstract: A transmitter apparatus is provided for converting parallel data of natural number n×12 bits into n pieces of serial data, and transmitting n transmission signals each of natural number m bits. In the transmitter apparatus, a dividing buffer divides inputted parallel data into n pieces of 12-bit parallel data, and an encoder circuit 12B14B-converts the n pieces of 12-bit parallel data into n pieces of 14-bit parallel data, respectively, and outputs resulting data. A parallel-to-serial converter circuit parallel-to-serial converts the n pieces of 14-bit parallel data into n pieces of 1-bit serial data, respectively, and outputs resulting data, and an m-bit driver circuit amplifies and transmits the n pieces of 1-bit serial data, as n transmission signals each of m bits, respectively, to n transmission paths.

Abstract: A signal transmission device including: a differential signal transmission unit having two output terminals for outputting a differential signal to a paired signal lines including first and second signal lines; a single-ended signal transmission unit having two output terminals for outputting independent two-channel single-ended signals to the paired signal lines; and a filter unit having first and second common mode filters. One terminal of the differential signal transmission unit and one terminal of the single-ended signal transmission unit are connected to the first signal line via one inductor of the first common mode filter of the filter unit. The other one terminal of the differential signal transmission unit and the other one terminal of the single-ended signal transmission unit are connected to the second signal line via one inductor of the second common mode filter of the filter unit.

Abstract: A high-frequency switch module includes a first switching element and a second switching element. A common terminal of the first switching element is connected to an antenna. A common input terminal of the second switching element is connected to a multi-band power amplifier. A second individual output terminal of the second switching element is connected to a fourth individual terminal of the first switching element via a first low-pass filter, and is connected to a third individual terminal of the first switching element via a series circuit including a second low-pass filter and a high-pass filter. A first individual output terminal of the second switching element is connected to a first individual terminal of the first switching element via a phase-shift circuit and a first SAW duplexer, and is connected to a second individual terminal of the first switching element via the phase-shift circuit and a second SAW duplexer.

Abstract: A flexible cable is provided in which a transmission characteristic can be ensured in a high frequency band, and electromagnetic noises can be suppressed. A flexible cable 11 includes a sheet-like base member (dielectric substance) 1; an adhesive (dielectric substance) 2 which bonds the base member 1 to a cover member (dielectric substance) 3; a shield member 4 which covers the cover member 3 and is bonded or printed to the cover member 3 to suppress electromagnetic noises to be radiated; and a top coating member 5 which covers the shield member 4 to protect the shield member 4.