CN114501301A - Method for dialing emergency number without inputting area code based on satellite mobile communication system - Google Patents

Method for dialing emergency number without inputting area code based on satellite mobile communication system Download PDF

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Publication number
CN114501301A
CN114501301A CN202111564687.8A CN202111564687A CN114501301A CN 114501301 A CN114501301 A CN 114501301A CN 202111564687 A CN202111564687 A CN 202111564687A CN 114501301 A CN114501301 A CN 114501301A
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satellite
emergency
gateway station
ground
area code
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CN202111564687.8A
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CN114501301B (en
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程增辉
梁鹏
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China Telecom Satellite Communication Branch
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China Telecom Satellite Communication Branch
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    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04WWIRELESS COMMUNICATION NETWORKS
    • H04W4/00Services specially adapted for wireless communication networks; Facilities therefor
    • H04W4/02Services making use of location information
    • H04W4/025Services making use of location information using location based information parameters
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04BTRANSMISSION
    • H04B7/00Radio transmission systems, i.e. using radiation field
    • H04B7/14Relay systems
    • H04B7/15Active relay systems
    • H04B7/185Space-based or airborne stations; Stations for satellite systems
    • H04B7/1853Satellite systems for providing telephony service to a mobile station, i.e. mobile satellite service
    • H04B7/18558Arrangements for managing communications, i.e. for setting up, maintaining or releasing a call between stations
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04WWIRELESS COMMUNICATION NETWORKS
    • H04W4/00Services specially adapted for wireless communication networks; Facilities therefor
    • H04W4/90Services for handling of emergency or hazardous situations, e.g. earthquake and tsunami warning systems [ETWS]

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  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Business, Economics & Management (AREA)
  • Health & Medical Sciences (AREA)
  • Emergency Management (AREA)
  • Environmental & Geological Engineering (AREA)
  • Public Health (AREA)
  • Physics & Mathematics (AREA)
  • Astronomy & Astrophysics (AREA)
  • Aviation & Aerospace Engineering (AREA)
  • General Physics & Mathematics (AREA)
  • Telephonic Communication Services (AREA)
  • Mobile Radio Communication Systems (AREA)

Abstract

The invention discloses a method for dialing an emergency number without inputting an area code based on a satellite mobile communication system, which can translate an emergency call dialed without the area code of a terminal into a special service number with the area code by configuring the area code corresponding to longitude and latitude at a ground satellite gateway station and according to a number translation strategy, thereby realizing the purpose of connecting the emergency number dialed without the area code of the satellite mobile terminal to the emergency number at the location of the satellite terminal. The invention has the beneficial effects that: the number translation strategy can be flexibly configured: the number translation function of the ground gateway station supports various number translation strategies, the positioning is more accurate according to the longitude and latitude (compared with the position information determined by a mobile base station and a satellite beam number), and the accurate call connection to an emergency call seat at the position of a satellite mobile terminal can be realized; only part of configuration information needs to be added, the ground satellite gateway station generally has the functions of number translation and call routing, and only the mapping relation between the longitude and latitude information and the region is needed to be established.

Description

Method for dialing emergency number without inputting area code based on satellite mobile communication system
Technical Field
The invention relates to a method for dialing an emergency number, in particular to a method for dialing the emergency number without inputting an area code based on a GEO satellite mobile communication system, and belongs to the technical field of satellite communication.
Background
The GEO satellite is located 3 kilometers above the equator, and its motion trajectory is relatively stationary with respect to the earth. Due to the fact that GEO satellite beams are wide in coverage area, communication services can be provided for areas which cannot be covered by a ground mobile communication system, such as the ocean, the field and the like, through a spot beam mode.
GEO satellite systems generally employ a technique combining space division, frequency division, and time division multiplexing, and provide services for access of terminals through large-aperture antennas and limited output power of repeaters. Because the satellite spot-beam coverage is large, the local emergency number can not be dialed according to the position of the terminal.
Disclosure of Invention
The invention aims to provide a method for dialing an emergency number without inputting an area code based on a GEO satellite mobile communication system, which solves the problem that when a user dials the emergency number in an emergency situation, the user does not need to consider and input information such as the area code of the information of province and city, and the like to dial a local emergency number by adding a number translation strategy in a core network in the satellite mobile communication system, thereby improving the time and efficiency of emergency service.
The invention realizes the purpose through the following technical scheme: a method for dialing emergency number without inputting area code based on satellite mobile communication system includes following steps
Firstly, a satellite mobile terminal user initiates an emergency call to a GEO satellite;
secondly, adding the longitude and latitude information of the terminal by the call signaling through a GEO satellite positioning system, and sending the latitude and longitude information to a ground satellite wireless access network;
thirdly, the ground satellite wireless access network initiates an emergency call request message to the ground satellite gateway station, wherein the message carries information of longitude and latitude of the terminal;
after receiving the emergency call request, the ground satellite gateway station searches a region (or an area code) corresponding to the satellite terminal according to the longitude and latitude information of the terminal;
translating the called number into a landing number by the ground satellite gateway station according to the area corresponding to the position terminal and a called number translation strategy;
and step six, the ground satellite gateway station routes the call to the landing number.
As a still further scheme of the invention: in the fifth step, the ground satellite gateway station is provided with a number translation module for providing a number translation policy function related to a position, and the method specifically includes:
when a calling user calls an emergency number, the ground satellite gateway station analyzes the called number according to the user position information and the called prefix corresponding to the longitude and latitude, and translates the called number to a final landing number.
As a still further scheme of the invention: in the fifth step, the number translation policy function of the ground satellite gateway station supports various number translation policies, and the specific policy is as follows:
the called number is added with a prefix landing place, the called number is replaced, and the same number is landed (translated) to different numbers according to the calling time of a user to support various number translation strategies.
As a still further scheme of the invention: the ground satellite gateway station is provided with a call routing module, and when a calling user calls an emergency number, the ground satellite gateway station routes the call to a ground number according to the number analysis (translation) result.
The invention has the beneficial effects that:
1. the number translation strategy can be flexibly configured: the ground gateway station number translation function supports various number translation strategies, such as: adding a prefix to the called number, landing the called number, replacing the called number, and landing (translating) the same number to different numbers according to the calling time of a user;
2. positioning according to latitude and longitude (compared with position information determined by a mobile base station and a satellite beam number) is more accurate, and accurate call connection to an emergency call seat of the position of a satellite mobile terminal can be realized, for example: positioning the terminal in a Beijing sunward area according to the longitude and latitude of the satellite mobile terminal, and when a user dials 110, configuring a number translation strategy by the system to translate a called party into an agent number of a police station in the sunward area;
3. the difficulty of system transformation is small: only part of configuration information needs to be added, the ground satellite gateway station generally has the functions of number translation and call routing, and only the mapping relation between the longitude and latitude information and the region is needed to be established.
Drawings
FIG. 1 is a schematic diagram of a system architecture according to the present invention;
FIG. 2 is a schematic diagram illustrating a process of a terminal network access registration request according to the present invention;
FIG. 3 is a schematic call flow diagram of the present invention;
FIG. 4 is a schematic diagram illustrating location area numbering according to a second embodiment of the present invention;
fig. 5 is a schematic diagram of a call source analysis configuration according to a second embodiment of the present invention;
FIG. 6 is a diagram illustrating a number analysis configuration according to a second embodiment of the present invention;
fig. 7 is a second schematic diagram of number analysis configuration in the second embodiment of the present invention.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Example one
Referring to fig. 1 to 3, a method for dialing an emergency number without inputting an area code based on a satellite mobile communication system includes the following steps
Firstly, a satellite mobile terminal user initiates an emergency call to a GEO satellite;
secondly, adding the longitude and latitude information of the terminal by the call signaling through a GEO satellite positioning system, and sending the latitude and longitude information to a ground satellite wireless access network;
thirdly, the ground satellite wireless access network initiates an emergency call request message to the ground satellite gateway station, wherein the message carries information of longitude and latitude of the terminal;
after receiving the emergency call request, the ground satellite gateway station searches a region (or an area code) corresponding to the satellite terminal according to the longitude and latitude information of the terminal;
translating the called number into a landing number by the ground satellite gateway station according to the area corresponding to the position terminal and a called number translation strategy; (for example, the call in Beijing area is translated into 010-;
and step six, the ground satellite gateway station routes the call to the landing number.
In the fifth step, the ground satellite gateway station is provided with a number translation module for providing a number translation policy function related to a location, and the fifth step specifically includes:
when a calling user calls an emergency number, the ground satellite gateway station analyzes the called number according to the user position information and the called prefix corresponding to the longitude and latitude, and translates the called number to a final landing number.
In the embodiment of the present invention, in the fifth step, the number translation policy function of the terrestrial satellite gateway station supports various number translation policies, and the specific policy is:
the called number is added with a prefix landing place, the called number is replaced, and the same number is landed (translated) to different numbers according to the calling time of a user to support various number translation strategies.
In the embodiment of the invention, the ground satellite gateway station is provided with a call routing module, and when a calling party calls an emergency number, the ground satellite gateway station routes the call to a ground number according to the number analysis (translation) result.
Example two
The invention relates to a method for dialing an emergency number without inputting an area code based on a satellite mobile communication system, which takes an Tiantong one-satellite mobile communication system as an example, the system is in a commercial operation stage at present, and the national coverage and partial overseas areas are covered along with the emission of Tiantong one-02 and 03 stars. The landing according to the area number of the satellite mobile terminal without adding the area number to dial 110,119 emergency number and the unified called number service of the satellite mobile terminal are realized.
First, configure the interface screenshot
In the heaven-through project, firstly mapping longitude and latitude information and codes of a position area (a mobile country code, a mobile network code and a local area) one by one, and then translating a called number into a landing number based on the position area through calling source analysis and number analysis configuration;
put the district number configuration
As shown in fig. 4:
the calling source code corresponding to the record (mobile country code, mobile network code, local area code: 460, 34, 2032 respectively) with the position area number (corresponding to a certain longitude and latitude) of 27 is configured as 2;
② call source analysis configuration
As shown in fig. 5:
calling the record with the source code of 1 and corresponding to the called prefix set of 0;
the record with the calling source code of 2 corresponds to the called prefix set of 2;
③ number analysis (translation) configuration
As shown in fig. 6 and 7:
when the user dials the emergency call number 119 (called prefix 119), for the called prefix set 2 (corresponding to the calling source code 2), the matching number translation policy is: adding 010 floor before the called number ("adding" 010);
when the user dials the emergency call number 119 (called prefix 119), the matching number translation policy for the other (arbitrary: including 0) called prefix set (which may correspond to the call source code 1) is: directly replaced with 17400000002.
The emergency call implemented by the configuration is illustrated as follows:
1. after the above configuration is carried out on the network management of the ground gateway station: when the user moves to a certain longitude and latitude (such as longitude: 116.43. latitude: 39.92.) in a region, the location area number corresponding to the longitude and latitude is 27 (mobile country code, mobile network code, local area code are 460, 34, 2032 respectively)
2. The user initiates 119 an emergency call;
3. the satellite ground access network carries longitude and latitude (longitude: 116.43. latitude: 39.92.) to a ground satellite gateway station;
4. the satellite gateway station looks up the "location area configuration" table: matching the calling source code to be 2;
5. the satellite gateway station looks up a 'call source analysis configuration' table: matching the called prefix set to be 2;
6. the satellite gateway station searches a 'number analysis configuration' table: according to the called party 119 and the called prefix set as 2, the matching number translation strategy is as follows: adding 010 before the called number, and translating the number into 010119;
7. the core network routes the number to the PSTN network according to the called landing number 010119.
The working principle is as follows: when a satellite mobile communication terminal initiates a service (location update, dialing a telephone or receiving a telephone, data service, receiving and sending a short message and the like), a core network acquires related information (longitude and latitude of a satellite user) of a UE (user equipment) location from an access network GSC according to an Iu interface specified by 3GPP (third generation partnership project), and the core network judges a location area according to the location to carry out a number translation strategy.
It will be evident to those skilled in the art that the invention is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential attributes thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.
Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.

Claims (4)

1. A method for dialing an emergency number without inputting an area code based on a satellite mobile communication system is characterized in that: comprises the following steps
Firstly, a satellite mobile terminal user initiates an emergency call to a GEO satellite;
secondly, adding the longitude and latitude information of the terminal by the call signaling through a GEO satellite positioning system, and sending the latitude and longitude information to a ground satellite wireless access network;
thirdly, the ground satellite wireless access network initiates an emergency call request message to the ground satellite gateway station, wherein the message carries information of longitude and latitude of the terminal;
after receiving the emergency call request, the ground satellite gateway station searches a region corresponding to the satellite terminal according to the longitude and latitude information of the terminal;
translating the called number into a landing number by the ground satellite gateway station according to the area corresponding to the position terminal and a called number translation strategy;
and step six, the ground satellite gateway station routes the call to the landing number.
2. The method for dialing an emergency number without inputting an area code in a satellite-based mobile communication system of claim 1, wherein: in the fifth step, the ground satellite gateway station is provided with a number translation module for providing a location-related number translation policy function, and the method specifically includes:
when a calling user calls an emergency number, the ground satellite gateway station analyzes the called number according to the user position information and the called prefix corresponding to the longitude and latitude, and translates the called number to a final landing number.
3. The method for dialing an emergency number without inputting an area code in a satellite-based mobile communication system according to claim 2, wherein: in the fifth step, the number translation policy function of the ground satellite gateway station supports various number translation policies, and the specific policy is as follows:
the called number is added with a prefix landing place, the called number is replaced, and the same number is landed to different numbers according to the calling time of a user to support various number translation strategies.
4. The method for dialing an emergency number without inputting an area code in a satellite-based mobile communication system of claim 1, wherein: the ground satellite gateway station is provided with a call routing module, and when a calling user calls an emergency number, the ground satellite gateway station routes the call to a ground number according to a number analysis result.
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Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2749732A1 (en) * 1996-06-07 1997-12-12 Peudepiece Gerard Mobile portable emergency call system e.g. for hill walkers
JP2005027247A (en) * 2003-07-04 2005-01-27 Nec Infrontia Corp Wireless lan device, wireless lan device management server and method for connecting mobile ip telephone
CN101043748A (en) * 2007-04-24 2007-09-26 华为技术有限公司 Emergency call processing method, system and apparatus
CN101069411A (en) * 2004-02-10 2007-11-07 沃纳格控股公司 Emergency call completion for VOIP based on location of call originator
CN103338313A (en) * 2013-06-14 2013-10-02 北京小米科技有限责任公司 Method and device for processing telephone numbers

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2749732A1 (en) * 1996-06-07 1997-12-12 Peudepiece Gerard Mobile portable emergency call system e.g. for hill walkers
JP2005027247A (en) * 2003-07-04 2005-01-27 Nec Infrontia Corp Wireless lan device, wireless lan device management server and method for connecting mobile ip telephone
CN101069411A (en) * 2004-02-10 2007-11-07 沃纳格控股公司 Emergency call completion for VOIP based on location of call originator
CN101043748A (en) * 2007-04-24 2007-09-26 华为技术有限公司 Emergency call processing method, system and apparatus
CN103338313A (en) * 2013-06-14 2013-10-02 北京小米科技有限责任公司 Method and device for processing telephone numbers

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