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Matches 751 - 800 out of 9,840

Document Document Title
JP6372268B2  
JP6337455B2  
JP6306072B2  
JP6253121B2  
JP6236871B2  
JP6177391B2  
JP2017521977A
Attention was paid to especially the right perceptual expression of the quick transient phenomenon in a moderate sampling rate, and encoding and the decoding system for offer of quality digital expression of an audio signal are indicated...  
JP6170216B2  
JP6087256B2  
JPWO2014192041A1
A base station system concerning one mode of the present invention is provided with a baseband unit (BBU) and a radio frequency (RF) unit (RFU) connected with BBU via a communication line. RFU (BBU) generates frequency distribution which...  
JPWO2014136193A1
About IQ data of the digital signal after the abnormal conditions transmitted and received between REC (Radio Equipment Controller) (101) and RE (Remote Equipment) (102) which it is between [a pair of] devices, When a receiving side devi...  
JP6077914B2  
JP2017022705A
To provide an overshoot compensation circuit.An overshoot compensation circuit for an input signal has: a slew rate detection circuit configured to detect a slew rate of the input signal; a run time circuit configured to initialize a pre...  
JP2017005732A
To provide a base station system that can compress a baseband signal transmitted by a communication line between a baseband unit (BBU) and a radio frequency unit (RFU) in a base station at a higher data compression rate while restraining...  
JP5982569B2  
JP2016140073A
To provide a method and device for generation and encoding/decoding of a sub-codebook of an error control encoding codebook suitable to non-coherent detection by a detector of a receiver of a data communication system.A codebook G is ini...  
JP2015188230A
To provide a simpler and more area-efficient sampling technique that alleviates the need for high-speed sampling clocks while minimizing undesirable effects of aliasing.A data converter circuit includes a non-uniform sampling circuit 400...  
JP2015114584A
To provide a technique for performing voice synthesis while suppressing occurrence of voice slip.A first counter 130 measures a first voice data number N1 which is the number of pieces of data of first voice data F1. A second counter 140...  
JP2015070545A
To provide a transmitter that effectively compresses a base band signal at a fixed data rate.A transmitter includes: determination means for determining a distribution of each sample value of a base band signal at predetermined intervals...  
JP5660467B2  
JP5626044B2  
JP2014204218A
To reduce delay by filtering processing at an unnecessary signal component removing unit in a cellular system in which base station functions are separated into a baseband unit (BBU) and a remote radio unit (RRU) and physically away.At a...  
JP5474943B2  
JP5474942B2  
JP5464752B2  
JP5379127B2
An error coding circuit comprises a non-systematic convolutional encoder for coding an input bit stream to produce two or more groups of parity bits, an interleaver circuit for interleaving parity bits within each group of parity bits, a...  
JP5331091B2
The present invention provides a communication system. When the audio signal in the wide band is input to a wireless microphone, the wireless microphone performs a balanced modulation processing to invert the frequency spectrum of the au...  
JP5255358B2
To suppress generation of an abnormal sound and a noise due to a transmission error with simple constitution in a sound transmission system which transmits and receives a sound signal in packets. The system includes a sound transmitting ...  
JP5221359B2
An apparatus and method to generate a dual transport stream. The apparatus includes an eraser encoder to receive a turbo stream and to eraser-encode the turbo stream, a duplicator to provide a parity insertion region for the eraser-encod...  
JP2013121110A
To reduce bleeding noise effectively in an analog signal transmission system including a compounder.The analog signal transmission system includes an analog signal compressor on a transmission side, and an expander for expanding the anal...  
JP5172335B2  
JP2013042253A
To provide a receiving device and method, and communication system and method, capable of efficiently receiving signals by executing error correction and decryption and shortening required time for the error correction and decryption, us...  
JP5153036B2  
JP2013012970A
To improve the trackability to frequency variation of a sampling clock signal at an input side.An asynchronous-type sampling rate converter 1 comprises: a converting circuit 11; and a conversion-ratio calculation circuit 12, and the circ...  
JP5116813B2
A traffic control method, a traffic controlling device, and a terminal are provided, which relate to the field of communications technology. The traffic control method includes the following. A working temperature of equipment is monitor...  
JP5086416B2
A demultiplexer (402) for channel interleaving in communications systems with multiple carriers and/or transmitter diversity includes a distribution module (700) that distributes data bits in succession to successive transmitter antennas...  
JP2012191537A
To provide an impulse wireless transmission device performing data wireless transmission using an impulse.An impulse wireless transmission device is configured to have: a short pulse generator outputting a short pulse based on logic "1" ...  
JP5037585B2  
JP5006189B2  
JP4970686B2  
JP4950407B2  
JP2012109828A
To provide a communication system which can suitably eliminate infrared noise from an external device in a system transmitting/receiving a wideband voice signal.A communication system 1 comprises a wireless microphone 2 and a speaker dev...  
JP4916521B2
A high quality speech is reproduced with a small data amount in speech coding and decoding for performing compression coding and decoding of a speech signal to a digital signal. In speech decoding method according to a code-excited l...  
JP4912816B2
Coding systems that provide a perceptually improved approximation of the short-term characteristics of speech signals compared to typical coding techniques such as linear predictive analysis while maintaining enhanced coding efficiency. ...  
JP4906275B2
Input/output (I/O) operation requests from pageable storage mode guests are interpreted without host intervention. In a pageable mode virtual environment, requests issued by pageable storage mode guests are processed by one or more proce...  
JP4864201B2  
JP4843142B2  
JP4834874B2
In a PCM modem system in which equivalence classes are used to communicate information from a transmitter to a receiver, a method is provided to solve the problem of 180° phase reversals in the communications channel which result in a g...  
JP4822910B2  
JP2011234282A
To improve communication quality.An encoding system selection unit C113 outputs bits of signals received previously to a second encoding unit C115, and outputs bits of retransmitted signals to a third encoding unit C116. The second encod...  

Matches 751 - 800 out of 9,840