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WO2016199295A1 - Appareil de communication sans fil local et procédé de réglage d'appareil de communication sans fil local - Google Patents

Appareil de communication sans fil local et procédé de réglage d'appareil de communication sans fil local Download PDF

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Publication number
WO2016199295A1
WO2016199295A1 PCT/JP2015/067028 JP2015067028W WO2016199295A1 WO 2016199295 A1 WO2016199295 A1 WO 2016199295A1 JP 2015067028 W JP2015067028 W JP 2015067028W WO 2016199295 A1 WO2016199295 A1 WO 2016199295A1
Authority
WO
WIPO (PCT)
Prior art keywords
country
transceiver
wireless communication
local area
communication apparatus
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Ceased
Application number
PCT/JP2015/067028
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English (en)
Japanese (ja)
Inventor
武憲 角
雄也 高塚
永井　幸政
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Mitsubishi Electric Corp
Original Assignee
Mitsubishi Electric Corp
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Mitsubishi Electric Corp filed Critical Mitsubishi Electric Corp
Priority to PCT/JP2015/067028 priority Critical patent/WO2016199295A1/fr
Publication of WO2016199295A1 publication Critical patent/WO2016199295A1/fr
Anticipated expiration legal-status Critical
Ceased legal-status Critical Current

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Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W36/00—Hand-off or reselection arrangements
    • H04W36/24—Reselection being triggered by specific parameters
    • H04W36/32—Reselection being triggered by specific parameters by location or mobility data, e.g. speed data
    • H04W36/322—Reselection being triggered by specific parameters by location or mobility data, e.g. speed data by location data
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W84/00—Network topologies
    • H04W84/02—Hierarchically pre-organised networks, e.g. paging networks, cellular networks, WLAN [Wireless Local Area Network] or WLL [Wireless Local Loop]
    • H04W84/10—Small scale networks; Flat hierarchical networks
    • H04W84/12—WLAN [Wireless Local Area Networks]

Definitions

  • the present invention relates to a local area wireless communication apparatus that can be mounted on a mobile device.
  • Wireless LAN Local Area Network
  • a typical wireless LAN standard is the IEEE (The Institute of Electrical and Electronics Electronics, Inc.) 802.11 standard.
  • IEEE 802.11 In the wireless LAN of the IEEE 802.11 standard, frequencies of 2.4 GHz band and 5 GHz band are mainly used.
  • the frequency channel actually used in the frequency band specified by the standard, and the allowable value of the power of the radio wave (transmission power) output when transmitting a signal on that frequency channel is determined by the radio regulations of each country, When operating a wireless LAN device, it is necessary to follow the radio regulations of the country.
  • mobile devices such as vehicles may move across borders to other countries.
  • the problem is that the frequency or transmission power used deviates from the radio wave regulations of the destination country. appear.
  • the wireless base station apparatus (also referred to as AP: Access Point) is based on the location information obtained by GPS (Global Positioning System). Wirelessly by changing the frequency range and transmission power so that it complies with the radio regulations (wireless communication standards) of the detected country, and notifying the wireless terminal connected to the AP of the country where the AP is located.
  • GPS Global Positioning System
  • a wireless LAN setting method for matching the frequency and transmission power used by a terminal with the wireless communication standard of the country has been proposed.
  • the county IE (Information Element) of the Beacon frame and Probe Response frame transmitted by the AP is ISO / IEC 3166 jointly determined by ISO (International Organization for Standardization) and IEC (International Electrotechnical Commission).
  • ISO International Organization for Standardization
  • IEC International Electrotechnical Commission
  • the wireless LAN device operates by receiving an MCC (Mobile Country Code) transmitted by a base station of a mobile communication network such as third generation (3G) or LTE (Long Term Evolution). If the wireless LAN frequency and the maximum transmission power are changed and different MCCs are received from a plurality of mobile communication network base stations near the border, the radio regulations of the country indicated by each MCC There has been proposed a control method for changing the settings of the wireless LAN device so that the frequency and the transmission power are allowed in common. (Patent Document 2)
  • JP2003-111123A (FIG. 16) JP 2010-288131 A (FIG. 5)
  • the wireless LAN radio base station apparatus According to the wireless LAN radio base station apparatus to which the above-described conventional wireless LAN setting method or control method is applied, it is possible to satisfy the radio regulations of the destination country even when moving across the border.
  • the frequency channel is changed by changing the setting of the wireless LAN when crossing the border, there is a problem that the ongoing wireless communication is disconnected.
  • an application that performs constant communication such as video streaming or audio streaming causes a phenomenon such as a screen stop or a sound stop, and the convenience for the user is reduced.
  • the present invention has been made to solve the above-described problems, and an object of the present invention is to obtain a local area wireless communication apparatus that does not cause communication disconnection even when moving across a border.
  • the local area radio communication apparatus holds at least one antenna, at least one transmitter / receiver that transmits and receives radio signals via the antenna, and country-specific radio parameters set in the transmitter / receiver. Based on the information on the storage unit and the travel route to the destination where the device or the mobile device on which the device is mounted moves, if there are multiple countries on the travel route, A setting unit that acquires radio parameters of each country, selects radio parameters common to a plurality of countries on the movement path from the acquired radio parameters of each country, and sets the radio parameters in the transceiver; Is provided.
  • the local area wireless communication device setting method of the present invention is a method for setting a transceiver included in the local area wireless communication device implemented by the local area wireless communication device, and is mounted on the local area wireless communication device or the local area wireless communication device.
  • Acquiring information on the travel route to the destination to which the mobile device has moved and, based on the travel route information, if there are multiple countries on the travel route, the transmitter / receiver in each of the multiple countries A step of acquiring wireless parameters, and a step of selecting wireless parameters common to a plurality of countries on the movement path from the acquired wireless parameters of a plurality of countries and setting the same in a transceiver Is.
  • the local area wireless communication apparatus is set in at least one antenna, at least one transceiver connected to the antenna and transmitting and receiving a radio signal via the connected antenna, and the transceiver.
  • a setting unit that acquires wireless parameters of each country on the movement path from the storage unit, selects a parameter common to a plurality of countries from the acquired wireless parameters of each country, and sets the parameters in the transceiver Therefore, even when crossing the border, there is no need to change the transmitter / receiver settings according to the laws and regulations of the destination country. It is possible to prevent disconnection of wireless communication using transceiver to focus.
  • the local area wireless communication device setting method of the present invention is a method for setting a transceiver included in the local area wireless communication device implemented by the local area wireless communication device, and is mounted on the local area wireless communication device or the local area wireless communication device.
  • Acquiring information on the travel route to the destination to which the mobile device has moved, and when there are multiple countries on the travel route based on the travel route information, the transmitter / receiver in each of the multiple countries A step of acquiring a radio parameter, and a step of selecting a radio parameter common to a plurality of countries on the movement path from the acquired radio parameters of a plurality of countries and setting the same in a transceiver. Even when crossing borders, there is no need to change the transmitter / receiver settings in accordance with the laws and regulations of the destination country. Disconnection of wireless communication using transceiver can be prevented when it exceeds.
  • FIG. 1 is a block diagram showing an example of a functional configuration of a local area wireless communication apparatus (hereinafter also referred to as a wireless communication apparatus) according to Embodiment 1 of the present invention.
  • the wireless communication device of the present invention includes a first antenna 110, a second antenna 120, a first transceiver 210, a second transceiver 220, a setting unit 300, a setting storage unit 400, a route management unit 500, and a map storage. Unit 600 and position information acquisition unit 700.
  • the wireless communication apparatus of this embodiment is realized, for example, as an in-vehicle device of an automobile integrated with a car navigation system or the like, or as an independent portable device such as a mobile phone terminal. In the following, a case where the device is realized as an in-vehicle device will be described as an example.
  • the first transmitter / receiver 210 and the second transmitter / receiver 220 shown in FIG. 1 perform transmission and reception of wireless signals (Local Area Network) wireless signals by the first antenna 110 and the second antenna 120, respectively.
  • the wireless LAN conforms to the IEEE802.11 standard, but other types of wireless LAN may be used.
  • the first antenna 110 and the first transmitter / receiver 210 perform communication using the frequency channel of the IEEE 802.11 standard 2.4 GHz band, and the second antenna 120 and the second transmitter / receiver 220 perform the frequency channel of 5 GHz band. Perform communication using. It is possible to use three or more frequency bands by increasing the number of antennas and transceivers.
  • the wireless communication device is an AP (Access Point) conforming to the IEEE 802.11 standard
  • the data received from the wireless LAN terminal by the first transmitter / receiver 210 and the second transmitter / receiver 220 is not the same as another wireless LAN. It is transmitted wirelessly to the terminal.
  • an uplink line (not shown) connected to a public IP (Internet Protocol) network or the like
  • data received from the uplink line is transmitted to the wireless LAN terminal and received from the wireless LAN terminal. It is also possible to transmit the processed data to the uplink line.
  • the wireless communication apparatus is a terminal
  • the first transmitter / receiver 210 and the second transmitter / receiver 220 wirelessly transmit transmission data received from an upper layer function not shown in FIG.
  • first transmitter / receiver 210 and the second transmitter / receiver 220 pass received data received wirelessly to an upper layer function not shown in FIG.
  • Such a process in which the first transmitter / receiver 210 and the second transmitter / receiver 220 transmit and receive signals wirelessly, and exchanges transmission data and reception data with the information layer function is performed by the existing IEEE 802.11 standard. This is the same as the processing performed by an AP or terminal conforming to the above.
  • the setting unit 300 sets the parameters of the first transmitter / receiver 210 and the first transmitter / receiver 220 based on the wireless LAN parameters (frequency, maximum transmission power, etc.) compliant with the radio regulations for each country stored in the setting storage unit 400. I do.
  • FIG. 3 is a table showing an example of country-specific settings stored in the setting storage unit 400. This example shows radio parameters (frequency channel, maximum transmission power) of IEEE802.11b using the 2.4 GHz band.
  • the route management unit 500, the map storage unit 600, and the route management unit 500 are part of the components of the car navigation system, and the map information stored in the map storage unit 600 and the current position of the vehicle acquired by the position information acquisition unit 700 Based on the information, the route management unit 500 manages the route to the destination.
  • the setting unit 300 performs processing with reference to the route managed by the route management unit 500, the map information stored in the map storage unit 600, and the current position acquired by the position information acquisition unit 700.
  • the route determination function and the map storage unit 600 included in the route management unit 500 as a navigation system are not necessarily in-vehicle.
  • the route information or map information can be acquired from the server via the communication line, and the route management unit 500 can be configured to manage the acquired route information and map information.
  • FIG. 2 is a block diagram showing an example of the case where the wireless communication apparatus of this embodiment is configured using a processor.
  • the functions of the setting unit 300 and the path management unit 500 are realized by a program stored in the memory 810, and the processing of the setting unit 300 and the path management unit 500 is performed when the processor 800 executes the program.
  • Information stored in the setting storage unit 400 and the map storage unit 600 is stored in the nonvolatile memory 820.
  • the GPS receiver 700a is provided as the position information acquisition unit 700.
  • a bus 830 connects the processor 800, the memory 810, the nonvolatile memory 820, the GPS receiver 700, the first transceiver 210, and the second transceiver 220.
  • a server having a part of the functions of a car navigation system for example, via a public network, including a transceiver 840 connected to the public network separately from the first transceiver 210 and the second transceiver 220. Etc. may be connected.
  • FIG. 4 is a flowchart showing an example of the wireless setting process of the wireless communication apparatus of this embodiment.
  • the feature of the present invention resides in the wireless setting process, and after the setting process is completed as described above, the operation is the same as that of an AP or terminal conforming to the conventional IEEE802.11 standard.
  • the setting unit 300 acquires the current position information from the position information acquisition unit 170, and refers to the map storage unit 600 based on the acquired position information to determine the current country.
  • the position information acquired from the position information acquisition unit 170 is, for example, the latitude, longitude, and altitude of the current location.
  • a mobile communication network terminal receives country information (MCC: Mobile Country Code) broadcasted by a base station of the mobile communication network, and It is also possible to obtain country information from the terminal.
  • MCC Mobile Country Code
  • the setting unit 300 determines whether or not a destination for guiding the route is set in the route management unit 500 (S202). If the destination is set in S202, the map storage unit 600 is referred to based on the location information of the destination, and the destination country is determined (S203). Next, it is determined whether the destination country is different from the current country (S204).
  • the setting unit 300 sets the radio parameters suitable for each country on the route managed by the route management unit 500 from the current country to the destination country. (Including frequency channels that can be used in the wireless LAN and maximum transmission power) are acquired from the setting storage unit 400 (S205). Then, it is confirmed whether there is a difference in the wireless parameters of each country acquired in S205 (S206).
  • the setting unit 300 selects a frequency channel common to the radio parameters of all countries, and the first transceiver 210 and the second Is set as a frequency channel to be used for the transceiver 220 (S207).
  • the first transceiver 210 and the second transceiver 220 operate as APs, a list of selected common frequency channels may be displayed on a display not shown in FIG. Is possible. Further, when the maximum transmission power is different among the selected common frequency channels, the frequency channel with the minimum maximum transmission power is selected.
  • the setting unit 300 determines whether the acquired current position is near the border. To determine whether it is near the border, the map storage unit 600 is referred to based on the current position, and if it is a certain distance from the border (for example, within 10 km), it is judged that it is near the border, or a figure mounted on the vehicle-mounted device.
  • a mobile communication network terminal not shown in FIG. 1 receives different country information (MCC) from a plurality of mobile communication network base stations, it can be determined that it is near a border.
  • MCC country information
  • the map storage unit 600 is referred to based on the current position, and it is determined whether or not the vehicle crosses the border if the vehicle continues to travel on the traveling road (S208). In S208, it may be determined that the vehicle crosses the border even when the vehicle is traveling in the vicinity of the border and the running road cannot be specified.
  • the setting unit 300 sets the wireless parameters (including usable frequency channels and maximum transmission power) of the current country and the neighboring country beyond the border. Obtained from 400 (S209). Then, after the process of S209, the setting unit 300 performs the above-described S206.
  • the setting unit 300 determines the wireless parameters (use of the current country) Possible frequency channels and maximum transmission power are acquired from the setting storage unit 400 and set in the first transceiver 210 and the second transceiver 220 (S210).
  • the setting unit 300 When the first transmitter / receiver 210 and the second transmitter / receiver 220 are operating as APs, the setting unit 300 counts the Country Code (Country Information Element) included in the transmitted Beacon frame and Probe Response frame. IEC 3166-1), the first frequency channel number, the number of channels, and the maximum transmission power are set in the first transceiver 210 and the second transceiver 220 so as to match the country of the current location.
  • the specific setting process may be performed according to the implementation of the first transceiver 210 and the second transceiver 220.
  • the local area radio communication apparatus is connected to two antennas and one of the two antennas, and transmits and receives radio signals via the connected antennas 2 Based on the information on the travel route to the destination to which the mobile device on which the mobile device on which the mobile device on which the mobile device on which the mobile device on which the mobile device on which the mobile device is mounted, the mobile device on which the transmitter / receiver is set is set,
  • the wireless parameters of each country on the movement route are acquired from the storage unit, and the parameters common to the plurality of countries from the acquired wireless parameters of each country are acquired.
  • the transmitter / receiver the transmitter / receiver settings must be changed in accordance with the laws and regulations of the destination country even when crossing national borders. Without, it is possible to continue without disconnecting the wireless communication using transceiver.
  • the vehicle-mounted device includes a public network transceiver 900 connected to a public mobile communication network by an antenna 910.
  • the vehicle-mounted device realized by a program executed by the processor 800 in FIG.
  • the upper layer function 1000 can perform communication via the public mobile communication network using the public network transceiver 900, when there is no common parameter in the processing of S207, the public network It is also possible to continue communication using the transceiver 900.
  • the frequency channel that can be used in common is confirmed by checking the usable frequency channel defined by the radio regulations of each country that passes through.
  • the channel can be selected and set in the transmitter / receiver, and communication interruption due to a change in the setting of the transmitter / receiver when moving across the border can be prevented, so that convenience for the user can be improved.

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  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Telephone Function (AREA)

Abstract

L'invention concerne un appareil de communication sans fil local qui comporte : au moins une antenne (110) ; au moins une unité d'émission-réception (210) qui réalise une émission et une réception de signal sans fil par l'intermédiaire de l'antenne ; une unité de stockage (400) qui conserve des paramètres sans fil spécifiques à un pays réglés dans l'unité d'émission-réception ; et une unité de réglage (300) qui acquiert, dans le cas dans lequel il existe une pluralité de pays sur un chemin de déplacement vers une destination vers laquelle l'appareil de communication sans fil local ou un dispositif mobile, dans lequel l'appareil de communication sans fil local est installé, doit se déplacer, les paramètres sans fil des pays respectifs sur le chemin de déplacement à partir de l'unité de stockage sur la base d'informations concernant le chemin de déplacement, sélectionne un paramètre sans fil commun à la pluralité de pays parmi les paramètres sans fil acquis des pays respectifs, et règle le paramètre sans fil dans l'unité d'émission-réception.
PCT/JP2015/067028 2015-06-12 2015-06-12 Appareil de communication sans fil local et procédé de réglage d'appareil de communication sans fil local Ceased WO2016199295A1 (fr)

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PCT/JP2015/067028 WO2016199295A1 (fr) 2015-06-12 2015-06-12 Appareil de communication sans fil local et procédé de réglage d'appareil de communication sans fil local

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PCT/JP2015/067028 WO2016199295A1 (fr) 2015-06-12 2015-06-12 Appareil de communication sans fil local et procédé de réglage d'appareil de communication sans fil local

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Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2020040107A1 (fr) * 2018-08-24 2020-02-27 京セラ株式会社 Module de communication sans fil, terminal sans fil, véhicule et procédé de commande
JP2021034874A (ja) * 2019-08-23 2021-03-01 キヤノン株式会社 通信装置、制御方法、およびプログラム

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Publication number Priority date Publication date Assignee Title
JP2002209246A (ja) * 2001-01-11 2002-07-26 Mitsubishi Electric Corp 無線通信装置
JP2007235593A (ja) * 2006-03-01 2007-09-13 Nec Corp 携帯電話機、その通信方法およびプログラム
WO2008120329A1 (fr) * 2007-03-28 2008-10-09 Pioneer Corporation Dispositif d'affichage d'informations, procédé d'affichage d'informations, programme d'affichage d'informations et support de stockage
JP2009027355A (ja) * 2007-07-18 2009-02-05 Sharp Corp 携帯通信端末装置及びその優先ネットワーク設定方法
JP2010136394A (ja) * 2009-12-24 2010-06-17 Kyocera Corp 携帯電話機
WO2010130759A1 (fr) * 2009-05-12 2010-11-18 Evolved Intelligence Limited Déplacement d'un dispositif mobile
JP2010288131A (ja) * 2009-06-12 2010-12-24 Ntt Docomo Inc 通信端末および制御方法
JP2014036340A (ja) * 2012-08-08 2014-02-24 Yazaki Energy System Corp 車両用通信装置

Patent Citations (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2002209246A (ja) * 2001-01-11 2002-07-26 Mitsubishi Electric Corp 無線通信装置
JP2007235593A (ja) * 2006-03-01 2007-09-13 Nec Corp 携帯電話機、その通信方法およびプログラム
WO2008120329A1 (fr) * 2007-03-28 2008-10-09 Pioneer Corporation Dispositif d'affichage d'informations, procédé d'affichage d'informations, programme d'affichage d'informations et support de stockage
JP2009027355A (ja) * 2007-07-18 2009-02-05 Sharp Corp 携帯通信端末装置及びその優先ネットワーク設定方法
WO2010130759A1 (fr) * 2009-05-12 2010-11-18 Evolved Intelligence Limited Déplacement d'un dispositif mobile
JP2010288131A (ja) * 2009-06-12 2010-12-24 Ntt Docomo Inc 通信端末および制御方法
JP2010136394A (ja) * 2009-12-24 2010-06-17 Kyocera Corp 携帯電話機
JP2014036340A (ja) * 2012-08-08 2014-02-24 Yazaki Energy System Corp 車両用通信装置

Cited By (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2020040107A1 (fr) * 2018-08-24 2020-02-27 京セラ株式会社 Module de communication sans fil, terminal sans fil, véhicule et procédé de commande
JPWO2020040107A1 (ja) * 2018-08-24 2021-08-26 京セラ株式会社 無線通信モジュール、無線端末、車両、及び制御方法
JP7183278B2 (ja) 2018-08-24 2022-12-05 京セラ株式会社 無線通信モジュール、無線端末、車両、及び制御方法
US11601799B2 (en) 2018-08-24 2023-03-07 Kyocera Corporation Radio communication module, radio terminal, vehicle, and control method
JP2021034874A (ja) * 2019-08-23 2021-03-01 キヤノン株式会社 通信装置、制御方法、およびプログラム
JP7341791B2 (ja) 2019-08-23 2023-09-11 キヤノン株式会社 通信装置、制御方法、およびプログラム

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