公开(公告)号：US20100316020A1

公开(公告)日：2010-12-16

申请号：US12790984

申请日：2010-05-31

申请人： Takeshi KAWAGISHI ,  Hiroshi Sasaki ,  Jun Sakurai ,  Tsutomu Itou ,  Kanji Hozumi ,  Tatsuya Urushiyama ,  Masahiro Yokoyama

发明人： Takeshi KAWAGISHI ,  Hiroshi Sasaki ,  Jun Sakurai ,  Tsutomu Itou ,  Kanji Hozumi ,  Tatsuya Urushiyama ,  Masahiro Yokoyama

IPC分类号： H04W36/16

CPC分类号： H04W36/30 ,  H04W56/00

摘要： A communication system includes a first base station for communicating complying with a first communication protocol, a second base station for communicating by using radio frames complying with a second communication protocol and transmitting synchronization signals complying with the first communication protocol, the synchronization signals synchronizing the transmitted radio frames, and a mobile terminal for communicating according to the process includes: receiving the synchronization signals from the second base station while communicating with the first base station, estimating transmitting timing of the radio frames including symbols on the basis of the received synchronization signals, measuring a receiving signal strength of the symbol on the basis of the estimated timing, and controlling a handover from the first base station to the second base station on the basis of the measurement result by the measurement of the receiving signal strength of the symbol.

摘要翻译： 通信系统包括用于通信遵循第一通信协议的第一基站，用于通过使用符合第二通信协议的无线帧进行通信并发送符合第一通信协议的同步信号的第二基站，同步信号同步所发送的 无线电帧和用于根据该处理进行通信的移动终端包括：在与第一基站通信的同时从第二基站接收同步信号，基于所接收的同步信号估计包括符号的无线电帧的发送定时， 基于估计的定时测量符号的接收信号强度，并且通过测量符号的接收信号强度来控制从第一基站到第二基站的切换。

公开(公告)号：US20100112946A1

公开(公告)日：2010-05-06

申请号：US12606316

申请日：2009-10-27

申请人： Tatsuya Urushiyama

发明人： Tatsuya Urushiyama

IPC分类号： H04B7/00

CPC分类号： H04W48/16 ,  H04W88/06 ,  H04W88/16

摘要： A mobile terminal device for communication with other terminal devices via one of a plurality of base stations, at least one of the base stations using a radio access technology different from that of at least one other base station, the mobile terminal device includes: a capturing unit for capturing a radio communication signal transmitted from another mobile terminal device in proximity to the mobile terminal device to determine the radio access technology; a processor for controlling to communicate with one of the other terminal devices in accordance with a process including: determining priority of which of the radio access technologies; seeking one of the radio access technologies currently available in the order of the priority; setting up a radio communication condition using one of the radio access technologies; and initiating communication with one of the other terminal devices via said one of the base stations.

摘要翻译： 一种用于通过多个基站之一与其他终端设备通信的移动终端设备，所述基站中的至少一个使用与至少一个其他基站不同的无线电接入技术，所述移动终端设备包括：捕获 单元，用于捕获从所述移动终端设备附近的另一个移动终端设备发送的无线电通信信号，以确定所述无线电接入技术; 处理器，用于根据包括以下过程的控制与其他终端设备中的一个通信：确定哪个无线电接入技术的优先级; 寻求当前可用优先级顺序的无线电接入技术之一; 使用无线电接入技术之一建立无线电通信条件; 以及经由所述基站之一发起与其他终端设备之一的通信。

公开(公告)号：US20100080195A1

公开(公告)日：2010-04-01

申请号：US12565832

申请日：2009-09-24

申请人： Masayuki HARA ,  Tetsuta SAKABE ,  Kenichi KAMEI ,  Tatsuya URUSHIYAMA

发明人： Masayuki HARA ,  Tetsuta SAKABE ,  Kenichi KAMEI ,  Tatsuya URUSHIYAMA

IPC分类号： H04J3/00

CPC分类号： H04W52/18

摘要： A mobile communication system including a plurality of base stations includes a radio communicator for communicating with mobile terminal devices with a plurality of carriers, and a communication controller for changing radio field intensity of the radio communicator; and a management device including: a storage for storing information of each of the base stations, the information including time slots and a number of registration requests from the mobile terminal devices in each communication area of the base station in accordance with the time slots, and an instructor for instructing to change radio field intensity of the plurality of carriers to the radio communicator in the base stations on the bases of the stored information in the storage when the number of the registration requests in the time slot exceed a specified predetermined threshold value.

摘要翻译： 包括多个基站的移动通信系统包括用于与具有多个载波的移动终端装置通信的无线电通信装置，以及用于改变无线电通信装置的无线电场强度的通信控制器; 以及管理装置，包括：存储器，用于根据时隙在基站的每个通信区域中存储每个基站的信息，包括来自移动终端设备的时隙和注册请求的数量的信息;以及 当时隙中的登记请求数超过指定的预定阈值时，基于存储的信息，在基站中指示将多个载波的无线电场强度改变为无线电通信装置的指导者。

公开(公告)号：US08923764B2

公开(公告)日：2014-12-30

申请号：US12606316

申请日：2009-10-27

申请人： Tatsuya Urushiyama

发明人： Tatsuya Urushiyama

IPC分类号： H04B7/00 ,  H04W48/16 ,  H04W88/16

CPC分类号： H04W48/16 ,  H04W88/06 ,  H04W88/16

摘要： A mobile terminal device for communication with other terminal devices via one of a plurality of base stations, at least one of the base stations using a radio access technology different from that of at least one other base station, the mobile terminal device includes: a capturing unit for capturing a radio communication signal transmitted from another mobile terminal device in proximity to the mobile terminal device to determine the radio access technology; a processor for controlling to communicate with one of the other terminal devices in accordance with a process including: determining priority of which of the radio access technologies; seeking one of the radio access technologies currently available in the order of the priority; setting up a radio communication condition using one of the radio access technologies; and initiating communication with one of the other terminal devices via said one of the base stations.

摘要翻译： 一种用于通过多个基站之一与其他终端设备通信的移动终端设备，所述基站中的至少一个使用与至少一个其他基站不同的无线电接入技术，所述移动终端设备包括：捕获 单元，用于捕获从所述移动终端设备附近的另一个移动终端设备发送的无线电通信信号，以确定所述无线电接入技术; 处理器，用于根据包括以下过程的控制与其他终端设备中的一个通信：确定哪个无线电接入技术的优先级; 寻求当前可用优先级顺序的无线电接入技术之一; 使用无线电接入技术之一建立无线电通信条件; 以及经由所述基站之一发起与其他终端设备之一的通信。

公开(公告)号：US08737352B2

公开(公告)日：2014-05-27

申请号：US12790984

申请日：2010-05-31

申请人： Takeshi Kawagishi ,  Hiroshi Sasaki ,  Jun Sakurai ,  Tsutomu Itou ,  Kanji Hozumi ,  Tatsuya Urushiyama ,  Masahiro Yokoyama

发明人： Takeshi Kawagishi ,  Hiroshi Sasaki ,  Jun Sakurai ,  Tsutomu Itou ,  Kanji Hozumi ,  Tatsuya Urushiyama ,  Masahiro Yokoyama

IPC分类号： H04W4/00

CPC分类号： H04W36/30 ,  H04W56/00

摘要： A communication system includes a first base station for communicating complying with a first communication protocol, a second base station for communicating by using radio frames complying with a second communication protocol and transmitting synchronization signals complying with the first communication protocol, the synchronization signals synchronizing the transmitted radio frames, and a mobile terminal for communicating according to the process includes: receiving the synchronization signals from the second base station while communicating with the first base station, estimating transmitting timing of the radio frames including symbols on the basis of the received synchronization signals, measuring a receiving signal strength of the symbol on the basis of the estimated timing, and controlling a handover from the first base station to the second base station on the basis of the measurement result by the measurement of the receiving signal strength of the symbol.

摘要翻译： 通信系统包括用于通信遵循第一通信协议的第一基站，用于通过使用符合第二通信协议的无线帧进行通信并发送符合第一通信协议的同步信号的第二基站，同步信号同步所发送的 无线电帧和用于根据该处理进行通信的移动终端包括：在与第一基站通信的同时从第二基站接收同步信号，基于所接收的同步信号估计包括符号的无线电帧的发送定时， 基于估计的定时测量符号的接收信号强度，并且通过测量符号的接收信号强度来控制从第一基站到第二基站的切换。