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JP2015525986A |
A system and a method of providing an usable abnormal-conditions signal in signal transmission systems. This method includes changing into a conversion data matrix a data frame containing a plurality of data elements about both time and ...
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JP2015130686A |
To meet a need for new methods for asymmetric communication in wireless communication systems.A method according to an embodiment of the invention includes receiving and transmitting signals over a time division duplex (TDD) communicatio...
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JP5714113B2 |
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JP5677532B2 |
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JP5670515B2 |
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JP5642618B2 |
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JP2014513879A |
In several different Dupleix Mohd, a mode with this indication proposes art for an independent signaling function currently supported with user apparatus (UE). UE can be communicated in frequency division Dupleix (FDD) Mohd and time shar...
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JP5397434B2 |
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JP2014500641A |
The present invention indicates a broadcasting positioning signal generation method, a positioning method, and a device, and belongs to a move broadcasting television technical field. It is characterized by a generation method of a broad...
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JP2013543300A |
When an uplink subframe corresponding to [in the present invention] a down-link subframe at a frequency division double 信 FDD down-link frequency band is a blank frame, On a blank frameA corresponding down-link subframeUplink feedback ...
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JP2013232987A |
To provide a method for establishing connection between radio communication devices in regard to a radio communication method in which intermittent reception of a connection request signal is performed.A radio communication device includ...
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JP2013225913A |
To meet a need for new methods for asymmetric communication in wireless communication systems.A method according to an embodiment of the invention includes receiving and transmitting signals over a time division duplex (TDD) communicatio...
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JP5319701B2 |
Systems and methods are disclosed for using two TDD carriers in the same paired spectrum by offsetting the DL and UL transmissions in frequency to cause the TDD carriers to behave as two half-duplex FDD carriers. DL and UL transmission a...
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JP5290449B2 |
Techniques are provided to support fast frequency hopping with a code division multiplexed (CDM) pilot in a multi-carrier communication system (e.g., an OFDMA system) [520]. Each transmitter (e.g., each terminal [420x]) in the system tra...
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JP2013179635A |
To provide a frame structure and a transmission technique which are capable of providing satisfactory performance for different types of transmissions in a wireless communication system.A super-frame includes multiple outer frames, each ...
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JP2013530570A |
The technique for supporting peer-to-peer communication and wide area network (WAN) communication is indicated. In one mode, P2P communication may be supported by an uplink spectrum. User apparatus (UE) can communicate with a base statio...
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JP2013046241A |
To prevent an influence of radio wave interference by efficiently avoiding the radio wave interference in a radio communication system as a whole.A radio access point device forms transmission sections by time dividing a plurality of fre...
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JP2012178842A |
To provide techniques of supporting fast frequency hopping with a code division multiplexed pilot in a multi-carrier communication system.Each transmitter in the system transmits a wideband pilot on all subbands to allow a receiver to es...
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JP2012165400A |
To efficiently send data in a wireless communication system.An output waveform comprises traffic and overhead segments, and code division multiplexing (CDM) or orthogonal frequency division multiplexing (OFDM) is selected for each traffi...
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JP4982409B2 |
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JP4980491B2 |
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JP4979172B2 |
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JP4957803B2 |
A pilot arrangement method in a mobile radio communication system by which, in order to avoid a problem that poor CQI accuracy affects the scheduling of channel arrangement to cause the throughput to be deteriorated, a working frequency ...
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JP2012510734A |
A network includes a master which communicates an orthogonal frequency division multiplex (OFDM) and a time division multiple access (TDMA) symbol in a subcarrier, and a set of a slave. A master uses all the down-links and subcarriers fo...
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JP2011239229A |
To provide a function for enabling wireless communication between wireless stations for an existing wireless communication system with a frequency band distinct from that of the existing wireless communication system without modifying th...
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JP2011211722A |
To provide a technique for multiplexing and transmitting multiple data streams.Transmission of the multiple data streams occurs in "super-frames". Each super-frame has a predetermined time duration and is further divided into multiple (e...
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JP4680459B2 |
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JP2011512064A |
Systems and methods are disclosed for using two TDD carriers in the same paired spectrum by offsetting the DL and UL transmissions in frequency to cause the TDD carriers to behave as two half-duplex FDD carriers. DL and UL transmission a...
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JP2010283835A |
To evaluate one communication network while performing communication in another communication network by improving compression mode communication.A compressed frame is structured to include a first part, a second part and a separation sl...
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JPWO2009016687A1 |
ＣＱＩ精度が悪いために，チャネル配置のス
ケジューリングに悪影響を与え，スループッ
トが低下するという問題を回避するための，
使用周波数帯域を複数の所定の帯域に分...
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JP4515312B2 |
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JP4425709B2 |
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JP4401390B2 |
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JP2009284449A |
To provide a base station and a communication method, capable of providing an optimal communication environment in accordance with a communication status.A base station A, which communicates with a plurality of mobile terminals B, is con...
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JP4354414B2 |
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JP2009218638A |
To prevent overhead by a control signal from increasing excessively while improving frequency utilization efficiency, when using different frequency bands in the same region.A radio communication device includes: an intermediate band det...
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JP2009182975A |
To provide a transmission device and a transmission method, capable of supporting Localized transmission and Distributed transmission by one system.The transmission device includes: a frequency scheduling unit for allocating channels of ...
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JP4262607B2 |
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JP4256066B2 |
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JP4234175B2 |
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JP2009033575A |
To provide a communication device and method which optimally allocate radio communication channels, in a radio communication system having a plurality of carrier frequencies and using the plurality of carrier frequencies.When allocating ...
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JP2008178122A |
To reduce the distortion of a signal output from an amplifier even if a signal input to the amplifier is a signal with power greater than estimated power.An antenna 10 connects a plurality of terminal devices. A PA 24 amplifies an RF sig...
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JP4119434B2 |
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JP4095141B2 |
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JP2008104182A |
To provide a physical layer transport composite processing system which is used in a wireless communication system.A plurality of interconnected processing blocks are provided. The blocks are interconnected by a read data bus, a write da...
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JP4083270B2 |
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JP4077355B2 |
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JP4059419B2 |
A master station communicates with the main network, whilst a set of mobile or fixed sub stations of voice or data users share the channel using time division multiplexing. The number of time division channels available depends on the qu...
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JP2008054168A |
To provide a mobile communication system to be connected certainly and rapidly.In one piece of TDMA slot 500, plural pieces of control channels are constituted along a frequency axis regarding one control channel along a time axis, by co...
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JP4043948B2 |
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