Abstract: To provide a measurement apparatus and measurement method capable of shortening the measurement time, a measurement apparatus 10 includes: an acquisition section 21 that acquires the data of a plurality of slots; a setting unit 12 that sets measurement items for each slot; an additional time table 23 that stores additional time set in advance for each measurement item; a measurement period setting section 22 that sets a measurement period for measuring the data of a slot by adding additional time before and after time assigned to the slot; and a measurement section 30 that measures the characteristics of the data of the slot in a measurement period.

Abstract: There is provided a mobile communication test apparatus for performing an operation test of a mobile communication apparatus which performs wireless communication by bundling a plurality of frequency blocks. The apparatus includes: a logical channel distribution section 30 that performs a distribution process on logical channel data to be transmitted to a mobile communication apparatus, on a logical channel number basis, in accordance with preset distribution information; a plurality of communication processing sections 40 and 50, each of which is provided to correspond to each of the plurality of frequency blocks and receives the logical channel data which is distributed; and a data exchange section 60 that transmits the logical channel data from each communication processing section 40 or 50 to the communication processing section 40 or 50 to function as a transmission source of the corresponding data for the mobile communication apparatus.

Abstract: The measurement apparatus 10 includes a transmission and reception unit 14 that receives a continuous test signal which is output from the mobile terminal 30 and in which test signals based on the plurality of communication methods continue at predetermined time intervals, an acquisition section 21 that sequentially acquires the test signals based on the plurality of communication methods included in the continuous test signal, a measurement section 22 that sequentially measures the test signals acquired by the acquisition section 21, a measurement result storage section 23 that sequentially stores the data of the measurement result of the measurement section 22, and a display unit 15 that displays the data of the measurement result stored in the measurement result storage section 23.

Abstract: A phase adjuster 2a receives a trigger clock synchronized with a data signal to be measured as input, and controls the phase of the trigger clock such that the trigger period of samples of the data signal to be measured becomes one sample per bit. An adjustable frequency divider 2b has a frequency division ratio which is set such that a trigger pulse is generated at the fixed timing of the waveform pattern of the data signal to be measured. An interleaving unit 4d uses a discrete value which is in prime relation to the measured pattern length of the data signal to be measured, and acquires data for the number of samples corresponding to the measured pattern length from a sampler 3 by the trigger pulse from the adjustable frequency divider 2b.

Abstract: To provide a small and high-performance optical pulse tester using a light emitting device including semiconductor light emitting element capable of emitting light beams with wavelengths in a plurality of wavelength ranges with a high optical output. An optical pulse tester includes: a light emitting device including a semiconductor light emitting element having first and second light emitting end facets formed by cleavage respectively, and a light emitting element driving circuit which applies a driving current to each of a plurality of active layers; a light receiving section which converts returned light of the optical pulse from the optical fiber to be measured into an electric signal; and a signal processor which analyzes a loss distribution characteristic of the optical fiber to be measured on the basis of the electric signal converted by the light receiving section.

Abstract: The millimeter waveband filter includes: a transmission line that is formed by a waveguide which propagates electromagnetic waves with a predetermined frequency range of a millimeter waveband from one end to the other end in a TE10 mode; and a pair of radio-wave half mirrors that are disposed opposite each other with a space interposed therebetween so as to block the inside of the transmission line and have planar shapes and a characteristic of transmitting a part of the electromagnetic waves with the predetermined frequency range and reflecting a part thereof. In the electromagnetic waves incident from the one end side of the transmission line, a frequency component centered on a resonant frequency of a resonator, which is formed between the pair of radio-wave half mirrors, is selectively output from the other end of the transmission line.

Abstract: A radio-wave half mirror for millimeter waveband is fixed inside a transmission line propagating electromagnetic waves of millimeter waveband in a single mode so as to transmit a part of incident electromagnetic waves and reflect a part thereof. The radio-wave half mirror includes: a half mirror body where a slit for transmitting electromagnetic waves is provided on a metal plate; and a dielectric plate that is provided on one surface side of the half mirror body so as to form a dielectric resonator which resonates at a frequency determined by the thickness and the permittivity, and has a transmittance characteristic having a degree of inclination substantially the same as that of the half mirror body in a slope which is inverse to a slope of a transmittance characteristic of the half mirror body in a desired frequency range of the millimeter waveband.

Abstract: A relay node simulator includes a marker display control unit that correlates a base station marker, a relay node marker, and a terminal marker to a predetermined coordinate system and allows the makers to be displayed on an operation screen, and that allows at least one of the markers to be displayed on the operation screen in a movable manner in accordance with an operation input, a position specifying unit that specifies respective positions of the respective markers in the coordinate system, and a pattern display control unit that allows a magnitude of a characteristic value relating to a first RF signal or a second RF signal to be displayed on the operation screen as a discriminable pattern, wherein, a test signal to which the characteristic value corresponding to the specified position is applied is output.