Anritsu

US Patent 7339888 Bridge and route change method of network using the same

US Patent 7365845 Optical spectrum analyzer

US Patent 7366191 Mesh network bridges making operable spanning tree protocol and line fault backup protocol in optimized forwarding environment

US Patent 7369983 Device and method for simulating communication system capable of easily controlling protocol message

US Patent 7372123 Semiconductor light-receiving module capable of converting light into current efficiently at light absorbing layer

US Patent 7394415 Time-interleaved analog-to-digital converter and high speed signal processing system using the same

US Patent D573906 Measurement instrument for communication

US Patent 7406218 FBG sensor system

US Patent 7420503 Small-sized low-power dissipation short-range radar that can arbitrarily change delay time between transmission and reception with high time resolution and method of controlling the same

US Patent 7424037 OTU frame data generating apparatus and method in which multiframe structured data to be inserted into overhead portion can be easily edited

US Patent 7440414 Communication relay device with redundancy function for line in network in accordance with WAN environment and communication system using the same

US Patent 7447500 Mobile communication terminal test system capable of visually recognizing communication condition and response signal

US Patent 7450633 Wander generator, and digital line tester and phase noise transfer characteristic analyzer using the same

US Patent 7474812 Monitor photodetector equipped optical modulator

US Patent 7483470 Semiconductor laser capable of coupling with single mode optical fiber at high coupling efficiency

US Patent 7496118 External cavity resonator type tunable light source which can be easily manufactured and which is capable of wavelength sweeping at high speed

US Patent 7508844 Frame signal waveform observation apparatus and method

US Patent 7512430 Electromagnetic wave shield box

US Patent 7522004 High-frequency electronic switch, and burst wave generating device using the same and short range radar using the same

US Patent 7574311 Time interval measuring apparatus and jitter measuring apparatus using the same

US Patent 7613239 Digital signal offset adjusting apparatus and pulse pattern generator using the same

US Patent 7619978 Transmission state indicating system indicating pointer values for evaluating transmission state of communication network having a plurality of channels at the same time corresponding to the respective channels

US Patent 7620078 Tunable semiconductor laser device, manufacturing method therefor, and gas detector using therewith

US Patent 7620513 Optical time domain reflectometer, and optical fiber measuring method and optical fiber measuring system using the same

US Patent 7623073 Linearly polarized antenna and radar apparatus using the same

US Patent 7634815 Signal generator provided with license control function and license control method thereof

US Patent 7643520 External cavity resonator type tunable light source which can be easily manufactured and which is capable of wavelength sweeping at high speed

US Patent 7643708 Optical modulator

US Patent 7649619 Optical time domain reflectometer

US Patent 7671691 Quadrature modulator with phase controller apparatus and error detector

US Patent 7787543 Pulse pattern generator and communication device evaluation system utilizing the same

US Patent 7813398 Semiconductor optical element for external cavity laser

US Patent 7890830 Test signal generating apparatus

US Patent 7893740 Data signal generating apparatus

US Patent 7916981 Optical modulator

US Patent 7920890 Transmission power control method and apparatus of mobile communication terminal

US Patent 7936162 Measured-signal repetition frequency detection method, and sampling apparatus and waveform observation system using the method

US Patent 7987395 Evaluation method of random error distribution and evaluation apparatus thereof

US Patent 8005134 Waveform shaping device and error measurement device

US Patent 8005180 Data decision apparatus and error measurement apparatus