WO2002003586A1 - Terminal mobile et diffuseur d'informations pour terminal mobile - Google Patents

Terminal mobile et diffuseur d'informations pour terminal mobile Download PDF

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Publication number
WO2002003586A1
WO2002003586A1 PCT/JP2001/005698 JP0105698W WO0203586A1 WO 2002003586 A1 WO2002003586 A1 WO 2002003586A1 JP 0105698 W JP0105698 W JP 0105698W WO 0203586 A1 WO0203586 A1 WO 0203586A1
Authority
WO
WIPO (PCT)
Prior art keywords
information
mobile terminal
index
area
program code
Prior art date
Application number
PCT/JP2001/005698
Other languages
English (en)
Japanese (ja)
Inventor
Hiroyuki Tarumi
Shunnosuke Shimano
Original Assignee
Hiroyuki Tarumi
Shunnosuke Shimano
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 Hiroyuki Tarumi, Shunnosuke Shimano filed Critical Hiroyuki Tarumi
Publication of WO2002003586A1 publication Critical patent/WO2002003586A1/fr

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Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04H—BROADCAST COMMUNICATION
    • H04H20/00—Arrangements for broadcast or for distribution combined with broadcast
    • H04H20/40—Arrangements for broadcast specially adapted for accumulation-type receivers
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F16/00—Information retrieval; Database structures therefor; File system structures therefor
    • G06F16/20—Information retrieval; Database structures therefor; File system structures therefor of structured data, e.g. relational data
    • G06F16/27—Replication, distribution or synchronisation of data between databases or within a distributed database system; Distributed database system architectures therefor
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F16/00—Information retrieval; Database structures therefor; File system structures therefor
    • G06F16/90—Details of database functions independent of the retrieved data types
    • G06F16/95—Retrieval from the web
    • G06F16/953—Querying, e.g. by the use of web search engines
    • G06F16/9537—Spatial or temporal dependent retrieval, e.g. spatiotemporal queries
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04H—BROADCAST COMMUNICATION
    • H04H20/00—Arrangements for broadcast or for distribution combined with broadcast
    • H04H20/53—Arrangements specially adapted for specific applications, e.g. for traffic information or for mobile receivers
    • H04H20/57—Arrangements specially adapted for specific applications, e.g. for traffic information or for mobile receivers for mobile receivers
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04H—BROADCAST COMMUNICATION
    • H04H60/00—Arrangements for broadcast applications with a direct linking to broadcast information or broadcast space-time; Broadcast-related systems
    • H04H60/35—Arrangements for identifying or recognising characteristics with a direct linkage to broadcast information or to broadcast space-time, e.g. for identifying broadcast stations or for identifying users
    • H04H60/49—Arrangements for identifying or recognising characteristics with a direct linkage to broadcast information or to broadcast space-time, e.g. for identifying broadcast stations or for identifying users for identifying locations
    • H04H60/51—Arrangements for identifying or recognising characteristics with a direct linkage to broadcast information or to broadcast space-time, e.g. for identifying broadcast stations or for identifying users for identifying locations of receiving stations
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W72/00—Local resource management
    • H04W72/30—Resource management for broadcast services
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04H—BROADCAST COMMUNICATION
    • H04H2201/00—Aspects of broadcast communication
    • H04H2201/40—Aspects of broadcast communication characterised in that additional data relating to the broadcast data are available via a different channel than the broadcast channel
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04H—BROADCAST COMMUNICATION
    • H04H60/00—Arrangements for broadcast applications with a direct linking to broadcast information or broadcast space-time; Broadcast-related systems
    • H04H60/68—Systems specially adapted for using specific information, e.g. geographical or meteorological information
    • H04H60/73—Systems specially adapted for using specific information, e.g. geographical or meteorological information using meta-information
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L12/00—Data switching networks
    • H04L12/02—Details
    • H04L12/16—Arrangements for providing special services to substations
    • H04L12/18—Arrangements for providing special services to substations for broadcast or conference, e.g. multicast
    • H04L12/1881—Arrangements for providing special services to substations for broadcast or conference, e.g. multicast with schedule organisation, e.g. priority, sequence management
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L12/00—Data switching networks
    • H04L12/02—Details
    • H04L12/16—Arrangements for providing special services to substations
    • H04L12/18—Arrangements for providing special services to substations for broadcast or conference, e.g. multicast
    • H04L12/189—Arrangements for providing special services to substations for broadcast or conference, e.g. multicast in combination with wireless systems
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W4/00—Services specially adapted for wireless communication networks; Facilities therefor
    • H04W4/02—Services making use of location information
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W68/00—User notification, e.g. alerting and paging, for incoming communication, change of service or the like
    • H04W68/02—Arrangements for increasing efficiency of notification or paging channel
    • H04W68/025—Indirect paging

Definitions

  • Mobile terminal and information distribution device to mobile terminal are Mobile terminal and information distribution device to mobile terminal
  • the present invention relates to a system for distributing area-limited information to mobile terminals, and more particularly to a mobile terminal apparatus and an information distribution apparatus when area-limited information dynamically occurs and disappears.
  • Reference 1 discloses a technology in which, when a control program for an on-board device mounted on a moving vehicle differs depending on the location of the vehicle, the on-board device receives a control program adapted to the location from an information center and uses the control program. .
  • the control program is delivered from the information center to the on-board equipment by broadcast or other means together with information on the effective area and the effective period.
  • the onboard equipment that receives the control program applies the control program only in its effective area and effective period.
  • Documents 2a and 2b show a system called SpaceTag.
  • This system sends limited information on the validity period and effective area to a mobile terminal by means of digital broadcasting or PHS telephone. On the mobile terminal side, only valid information is selected and displayed on the terminal according to its own location and time.
  • Reference 3 discloses technology related to a mobile terminal with a built-in pager receiver. I have. It shows a technology for performing processing on a mobile terminal according to each situation when a message is received or an incoming e-mail is notified by paging. For example, when an e-mail arrives, it automatically calls the e-mail server and downloads the e-mail body.
  • Literatures 2a and 2b are designed to distribute frequently-occurring area-limited information to mobile terminals, but the distribution method is digital broadcasting or PHS.
  • PHS digital broadcasting
  • one large amount of information is Must be sent on the same channel, which is expensive and inefficient.
  • PHS PHS
  • the mobile terminal user must always keep the PHS connected or make frequent connection requests in order to know the newly generated area-specific information. This not only imposes an enormous burden on users, but also wastes valuable radio resources.
  • Reference 3 is not intended to distribute area-specific information in the first place. Disclosure of the invention
  • the present invention improves the method described in Documents 2a and 2b, and provides an inexpensive and efficient means for distributing area-limited information.
  • the first communication channel that transfers only information related to the occurrence and disappearance of area-limited information (hereinafter referred to as index information) and the individual contents of the area-limited information (hereinafter referred to as content) are transferred.
  • index information information related to the occurrence and disappearance of area-limited information
  • content individual contents of the area-limited information
  • To use the second communication channel A low-cost broadcast channel is used for the first communication channel.
  • the second communication channel uses a high-speed channel suitable for temporary connection.
  • the terminal normally needs to monitor only the first communication channel, and sets the second communication channel only when index information regarding the area-limited information of interest appears on the first communication channel. You only need to use it to access the information. If the first communication channel is low cost, the mobile terminal can know the index information while keeping the cost low.
  • the second communication channel can be used at high speed even if it costs a little, so the required information can be obtained comfortably using high-speed communication. Communication charges for downloading content can also be kept to a minimum.
  • the index information can be handled in large quantities to some extent because the index information is individually small.
  • a pager is suitable for the first communication channel.
  • Use of pager Frequency bands (approximately frequencies between 150 MHz and 300 MHz) reach the interior of the building, so you can receive index information wherever you are.
  • the simple text transfer function of the pager has recently been replaced by a mail service using PHS and mobile phones, and the social problem that the pager 5 has an excess frequency band has been solved, and Contribute to use.
  • the frequency is 5
  • the present invention provides a pager receiving function or FM teletext receiving function in the mobile terminal.
  • a pager focusing only on this configuration, it is similar to that described in Reference 3, but in Reference 3, the information sent using the pager is the incoming mail information! Or simple messages, and is not used for sending the index of area-specific information.
  • the present invention provides an information distribution device that distributes information to the mobile terminal configured as described above.
  • the information distribution device according to the present invention simultaneously broadcasts index information at low cost using the first communication channel.
  • the content of the area-limited information is used-) ⁇ % ⁇ using the second communication channel.
  • FIG. 1 is a block diagram showing the configuration of a mobile terminal according to the present invention
  • FIG. 2 is a diagram showing an example of the format of index information received externally by index receiving means 10
  • FIG. 4 is a diagram showing an example of the appearance of a user interface showing how index information is presented to a user.
  • FIG. 5 is a diagram showing an example in which the content corresponding to the previously selected index information 31a is displayed on the liquid crystal display 30 of the user interface means 14, and
  • FIG. 6 is a diagram showing an example of the logical structure of one record stored in the region-limited information database 53, and
  • FIG. FIG. 9 is a diagram showing a specific example of one record of information.
  • FIG. 1 is a block diagram showing a configuration of a mobile terminal according to the present invention.
  • the mobile terminal 1 is composed of an index receiving means 10 for receiving the first communication channel, a positioning means 11 for measuring the position of the mobile terminal 11, an information selecting means 12 for selecting information, and a second communication channel. It comprises transmitting / receiving means 13 for transmitting / receiving, user interface means 14 for realizing a user interface with the terminal user, and non-volatile memory 15 for storing information.
  • the index receiving means 10 receives index information from outside through the first communication channel.
  • a communication method that enables simultaneous broadcast processing at low cost is suitable.
  • the pager used under the name pager (a trademark of NTT Docomo Group) is an inexpensive broadcast communication channel.
  • the following description will be made assuming that the first communication channel is a pager.
  • the same configuration can be applied to FM teletext broadcasting or another communication channel.
  • FIG. 2 is a diagram showing an example of the format of index information that the index receiving means 10 receives from the outside.
  • One unit of index information consists of identification information, name, latitude, longitude, effective radius, start time, end time, and size information.
  • One unit of index information is information relating to one area-limited information.
  • the identification symbol is a unique symbol for identifying the regional limitation information.
  • the name is a character string that briefly describes the contents of the regional information.
  • the Korean degree and longitude indicate the central position (hereinafter simply referred to as the center position) of the area where the area-limited information is valid.
  • the effective radius indicates the distance over which the area-limited information is effective.
  • a circular area is assumed in this example, a non-circular area can be defined as an effective area according to the way of giving parameters of the index information. For example, a rectangular area is possible.
  • the center position can be expressed in three dimensions, and the effective area of the area-limited information can be defined by a sphere or another three-dimensional shape.
  • the start time and end time indicate the beginning and end of the time zone in which the area-specific information can be accessed.
  • the size indicates the size (such as the number of bytes) of the area-limited information.
  • the positioning means 11 is a device for knowing the current position and the current time of the mobile terminal 1.
  • GPS which is a satellite-based positioning system, is suitable, but other means may be used.
  • it may be a device that knows its position by receiving radio waves from a plurality of base stations installed on the ground.
  • the information selecting means 12 receives the index information from the index receiving means 10. Receiving information about position and time from positioning means 11 The index information is successively sent from the index receiving means 10 to the information selecting means 12, but the information selecting means 12 refers to the information on the current position and the current time obtained from the positioning means 11, Select the index information that is permitted to be accessed at the current location and time.
  • the user interface means 14 is a set of input / output devices for the user of the mobile terminal 1 to perform input / output.
  • a speaker may be provided as an output device, and a pointing device such as a microphone or a touch pad may be provided as an input device.
  • FIG. 3 is a diagram showing an example of the appearance of a user interface showing how index information is presented to a user when a liquid crystal display is used as an output device.
  • the liquid crystal display 30 shows five items of index information 31a, 31b, 31c, 31d, and 31e.
  • the start time is indicated by a 24-hour time or date, and the name is displayed in addition. For example, in the case of the index information 0 3 1 a, the start time is 13:05, and the name is “Search for a lost dog”.
  • the items to be displayed may be changed according to the force not to be displayed, the size of the screen of the liquid crystal display 30, and the like. For example, it can indicate the distance to the center position if wider screen force s, may be or to display the position of the center of regional information on the map.
  • An example of displaying the five center positions of the regional information on the map is also shown in Reference 2b.
  • the user selects the index information desired by the user from the index information indicated by the user interface means 1. For example, suppose that the index information of “31a” is selected, “Search for a lost dog”. The selected index information is It is sent to the information selection means 12.
  • the information selection means 12 sends the identification symbol of the index information of the area-limited information that the user wants to view and the information on the current position obtained from the positioning means 11 to the transmission / reception means 13, and the content of the information Ask for the acquisition.
  • the transmitting / receiving means 13 is means for performing two-way communication with the information distribution device using the high-speed second communication channel.
  • the second communication channel may be of any type, but for example, there is a PHS that can communicate at 64 kbps in the case of currently widespread technology.
  • the next generation of mobile phone standards, IMT-2000 is currently being planned. Assuming that the mobile terminal is connected to some kind of wired communication medium during use, the second communication channel may be wired communication. Further, different communication means for transmission and reception, for example, different frequency bands may be used.
  • the transmitting / receiving means 13 When the transmitting / receiving means 13 receives the identification information of the area-limited information to be obtained and the information on the current position from the information selecting means 12, the transmission / reception means 13 establishes a communication connection with the information distribution device, and establishes the identification symbol and the current position. Information to the information distribution device. The configuration of the information distribution device will be described later. If the information distribution device determines that the area-limited information corresponding to the identification symbol is accessible by comparing the current time and the location of the mobile terminal 1, the information distribution device transmits the content to the transmission / reception means 13 of the mobile terminal 1 for the second time. Send using a communication channel. The transmission / reception means 13 sends the received content to the user interface means 14 via the information selection means 12 or directly. The user interface means 14 displays the content to the user.
  • FIG. 4 is a diagram showing an example in which the content corresponding to the previously selected index information 31 a is displayed on the liquid crystal display 30 of the user interface means 14.
  • the mobile terminal 1 frequently generates or disappears using two communication channels, a first communication channel capable of broadcasting at low cost and a high-speed second communication channel. Selectively receive limited information And display it to the user.
  • the mobile terminal 1 sometimes turns off the power. When the power is turned on again, there is a problem that the index information cannot be presented to the user without waiting for the index information sequentially transmitted using the first communication channel.
  • the non-volatile memory 15 is used.
  • Non-volatile memory is memory that does not lose its stored contents even when the power is turned off, and examples include flash memory and hard disks.
  • the information selecting means 12 extracts the index information stored in the nonvolatile memory 15. Of these pieces of index information, those that have passed the end time are deleted because there is no need to hold them again. From the remaining index information, only the information relating to the area-limited information that can be accessed according to the current position and the current time of the mobile terminal 1 is displayed on the user interface means 14. This information on the current position and the current time uses the information sent from the positioning means 11 immediately after the power is turned on. In this way, after the power is turned on, the location-limited information accessible at that time and location is displayed on the user interface means 14, so that even if the user moves from one place to another while the power is off, Information suitable for the location after the move can be obtained.
  • FIG. 5 is a block diagram showing a configuration of an information distribution device to a mobile terminal according to the present invention.
  • the information distribution device 5 includes an index transmission means 50, a transmission / reception means 51, a database management means 52, an area limited information database 53, an index creation means 54, a registration means 55, and a clock 56. It is composed of
  • the regional limited information database 53 is a database that collects regional limited information. It is.
  • FIG. 6 is a diagram showing an example of the logical structure of one record stored in the regional limitation information database 53. It has a format in which the corresponding content is added to the index information described with reference to FIG.
  • the region-limited information database is logically a set of records as shown in Fig. 6, but it does not need to be implemented by a relational database, and may be an object-oriented database or another. May be implemented.
  • FIG. 7 is a diagram showing a specific example of one record of the regional limitation information as shown in FIG.
  • the identification number is the area-limited information of 0 1 1 2 3 4 5 6, the name is ⁇ looking for a lost dog ⁇ , and the center position is north latitude 33 degrees 15 minutes 2 2.1 2 3 seconds, east longitude 1 38 degrees 20 minutes 30.3 3 3 seconds, effective radius is 1 km, start time is 13:05 on May 20, 2000 The end time is 15:04 on the same day, the size is 800 kilobytes, and the content is the same as the example shown in Figure 4.
  • the content is a mixture of character information and image information, and such information can be expressed by HTML (Hyper Text Markup Language) or other means.
  • the database management means 52 is a database management system that manages the regional information database 53.
  • Registration means 55 is a means for adding new area-specific information. The registration may be performed manually or by some other automatic means.
  • the database management means 52 Upon receiving the new area limitation information from the registration means 55, the database management means 52 registers the new information in the area limitation information database 53 and sends the index information portion to the index creation means 54. Upon receiving the new index information, the index creating means 54 passes it to the index transmitting means 50.
  • the index creation unit 54 generates new index information.
  • the local limited information database 53 is accessed via the database management means 52, the index information of the stored local limited information is sequentially retrieved, and the retrieved index information is transmitted to the index transmitting means 50. hand over.
  • Various methods are conceivable for the order in which the index information of the area-limited information is extracted from the area-limited information database 53. For example,
  • the index transmitting means 50 broadcasts the index information simultaneously using the first communication channel.
  • the transmission / reception means 51 uses the second communication channel.
  • the transmitting / receiving means 51 receives the identification symbol and the information indicating the position of the mobile terminal from any of the mobile terminals via the second communication channel
  • the transmission / reception means 51 stores the area limitation information corresponding to the identification symbol into the database management means 51. 2 through the local information database 5 3.
  • the current time is obtained from the clock 56.
  • the location information sent from the mobile terminal and the current time are compared with the local limitation information, and if the location is accessible, the requester is requested using the second communication channel.
  • the second communication channel may be any communication means, and different communication means may be used for transmission and reception.
  • the mobile terminal receives index information via the first communication channel capable of simultaneous broadcast at low cost, selects only necessary information from the information, and performs high-speed second communication.
  • Corresponding content information can be downloaded from the information distribution device via the communication channel described above, so that the area-limited information that frequently occurs and disappears can be efficiently received.
  • the information distribution apparatus broadcasts index information related to area-limited information via the first communication channel at the same time, and transmits the content from the second communication channel in the previous period according to a request. According to the present invention, it is possible to efficiently transmit area-limited information to a mobile terminal.

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  • Engineering & Computer Science (AREA)
  • Databases & Information Systems (AREA)
  • Signal Processing (AREA)
  • Theoretical Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Data Mining & Analysis (AREA)
  • General Engineering & Computer Science (AREA)
  • General Physics & Mathematics (AREA)
  • Computing Systems (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Mobile Radio Communication Systems (AREA)
  • Navigation (AREA)
  • Telephonic Communication Services (AREA)
  • Traffic Control Systems (AREA)

Abstract

L'invention concerne un système permettant de diffuser efficacement et à bas prix les informations régionales les plus récentes apparaissant/disparaissant de manière dynamique à des terminaux mobiles, sans connexion permanente d'un terminal portable à un réseau. Un premier canal de communication conçu pour diffuser des informations à bas prix est combiné avec un second canal de communication à grande vitesse. Des informations d'index sont transmises par l'intermédiaire du premier canal de communication. Côté terminal, seules les informations sélectionnées sont téléchargées par l'intermédiaire du second canal de communication.
PCT/JP2001/005698 2000-07-03 2001-07-02 Terminal mobile et diffuseur d'informations pour terminal mobile WO2002003586A1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP2000-200586 2000-07-03
JP2000200586A JP2002026836A (ja) 2000-07-03 2000-07-03 移動端末および移動端末への情報配信装置

Publications (1)

Publication Number Publication Date
WO2002003586A1 true WO2002003586A1 (fr) 2002-01-10

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PCT/JP2001/005698 WO2002003586A1 (fr) 2000-07-03 2001-07-02 Terminal mobile et diffuseur d'informations pour terminal mobile

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WO (1) WO2002003586A1 (fr)

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JP2003283422A (ja) 2002-03-26 2003-10-03 Nec Corp データ送受信システム、携帯端末、コンテンツサーバ、無線基地局装置、及び、データ送受信方法
WO2004036146A1 (fr) 2002-09-24 2004-04-29 Sanyo Electric Co., Ltd. Appareil de navigation et appareil serveur
JP4121346B2 (ja) * 2002-09-30 2008-07-23 三洋電機株式会社 案内受信装置
WO2005048621A1 (fr) * 2003-11-14 2005-05-26 Nec Corporation Systeme de reseau d'acces sans fil, et methode de notification de distribution de donnees multimedia
JP4682710B2 (ja) * 2005-06-06 2011-05-11 株式会社デンソー 車載デジタル放送受信機制御装置および車載デジタル放送受信機制御装置用のプログラム
JP2007109144A (ja) * 2005-10-17 2007-04-26 Sharp Corp コンテンツ提供システム
JP2008112263A (ja) * 2006-10-30 2008-05-15 Sony Computer Entertainment Inc 無線ｉｄ管理装置および無線ｉｄ検出通知方法
US8849183B2 (en) 2007-10-05 2014-09-30 Qualcomm Incorporated Location and time based filtering of broadcast information
US9280778B2 (en) 2008-12-15 2016-03-08 Qualcomm Incorporated Location logging and location and time based filtering
US9485108B2 (en) 2011-03-14 2016-11-01 Qualcomm Incorporated System and apparatus for using multichannel file delivery over unidirectional transport (“FLUTE”) protocol for delivering different classes of files in a broadcast network
US9451401B2 (en) 2011-05-27 2016-09-20 Qualcomm Incorporated Application transport level location filtering of internet protocol multicast content delivery

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JPH1013366A (ja) * 1996-06-21 1998-01-16 Daihatsu Motor Co Ltd 情報送信装置及び情報受信装置
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JPH11261592A (ja) * 1998-03-06 1999-09-24 Ntt Data Corp 位置依存情報提供方式
JPH11308674A (ja) * 1998-04-24 1999-11-05 Victor Co Of Japan Ltd 無線伝送システム

Patent Citations (5)

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Publication number Priority date Publication date Assignee Title
JPH09168029A (ja) * 1995-12-15 1997-06-24 Sony Corp データ配信方法及びその装置
JPH1013366A (ja) * 1996-06-21 1998-01-16 Daihatsu Motor Co Ltd 情報送信装置及び情報受信装置
JPH11146461A (ja) * 1997-11-04 1999-05-28 Nec Shizuoka Ltd 無線通信システム及びその端末装置、サービス管理局
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JPH11308674A (ja) * 1998-04-24 1999-11-05 Victor Co Of Japan Ltd 無線伝送システム

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