CN1223722A - Location determination in a communication system - Google Patents
Location determination in a communication system Download PDFInfo
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- CN1223722A CN1223722A CN 97195803 CN97195803A CN1223722A CN 1223722 A CN1223722 A CN 1223722A CN 97195803 CN97195803 CN 97195803 CN 97195803 A CN97195803 A CN 97195803A CN 1223722 A CN1223722 A CN 1223722A
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Abstract
The method includes the steps of receiving (201), from a user, a first wireless voice transmission including a verbal description of a location. Using speech recognition, the first wireless voice transmission is converted (203) into a data representation of the location. The location may include a street address or a landmark name. Various types of services, particularly location-based services using the user's location, may be provided, including street address (407), directions from a starting location to a desired location (509), and emergency assistance (609).
Description
FIELD OF THE INVENTION
The present invention relates to communication service, including but not limited to provides location-based service to wired and wireless user.
Background of invention
The tourist, the businessman, holiday maker, and the people of other travellings have the primary demand for accurate location information.For example,, but think a specific place if a people is in the unfamiliar area in unfamiliar city or city, as a continental embankment, the hotel, conference centre, airport etc., this person does not know how to go there probably, even do not know he oneself now where.
Existing many kinds of navigational system comprise the system with artificial intelligence, use routing algorithm and displayed map to help a people and are driven to the place that they think from current location.Wherein some system also provides the driver of the automobile of voice output to help to move.Some systems determine the position of automobile with respect to the automobile position system diagram in the automobile with satellite signaling and other external sensors.Yet this system can not determine the accurate position of automobile exactly, has time error to reach several thousand feet.In addition, these systems may be very expensive, and inadequacy in taxi neither a portable unit that be easy to carry about with one for the pedestrian.
When a people in walking or do not having in the taxi of auto-navigation system, when not knowing his present position, that people just has only a kind of selection promptly to someone inquiry message in this place and depend on the accuracy of the information that obtains.If a people can find a wire telephony, this system has the ability of this phone position of identification, thereby and has just known individual position by known tracking technique.But this system can not provide further help, as guiding from present position to the place of wanting, is wanted unless the operating personnel of telephone system know the user just.Do not provide this system to cellular telephone subscribers, the user could determine its position well in the roaming of very big geographic range and when at a specific honeycomb usually.The known technology that is used for specifically locating the wireless user is expensive and to need the common permissible accuracy of people institute of location-based help for some be not accurate enough as positioning honeycomb user or other wireless frequencies (RF) user's technology.
Therefore, need a kind of method to help people not need auto-navigation system and find their position.
Brief description of drawings
Fig. 1 is the block scheme according to communication system of the present invention.
Fig. 2 is the process flow diagram of explanation according to position finding of the present invention.
Fig. 3 is the process flow diagram that the method for talking with between the user of location server 109 and communication unit according to the present invention is described.
Fig. 4 is the method for street address is determined in explanation according to the present invention a process flow diagram.
Fig. 5 is the method for the direction from reference position to the place of wanting is determined in explanation according to the present invention a process flow diagram.
Fig. 6 illustrates that processing is for the process flow diagram of the method for the request of urgent help according to the present invention.
The description of preferred implementation
The following describes with help geographic position that the user determines that they are current and provider to and/or the apparatus and method of other geography information.In addition, if someone also needs urgent help in a unfamiliar place, as the police, fire fighting, or ambulance the invention provides the server that a kind of energy helps to obtain the assistance supplier.The present invention is with speech recognition, phonetic synthesis and position finding technology combine so that provide service to wireless and wire user, and these are wireless or wire user is not known somewhere own, how not know to the place that they think, or do not know how promptly to be helped in current location.According to the present invention, the user dials the telephone number of location server, and this server may be an automatic system that is not equipped with the staff.Location server is received in user's calling, and it just uses speech synthesis technique to remind the information of user from the user, helping to determine where the user is positioned at and the user asks the service of which kind of type, for example promptly helps, and position finding, direction, or the like.
Method comprises the following steps: to receive from the user first wireless voice transmission of the language description that comprises the position; Adopt speech recognition, the transmission of first wireless voice is converted to the data representation of address.The position may comprise street address or continental embankment title, and language narration may comprise at least one in following: at least one street address, at least one highway identification, at least one continental embankment title, and at least one building name.
In this preferred implementation, in database, with corresponding street address, the abac of corresponding continental embankment title and correspondence is together as data representation with each location storage in a plurality of positions.When not matching for one in the data representation of position and a plurality of positions that are stored in the database, just determine user's position with the wireless transmission location technology.In addition, method also can comprise the step of adaptive learning, promptly stores the user's who is determined by the wireless transmission location technology position and the corresponding wireless frequency signal feature of storage and helps further locate.
It and user session are to determine the type of service to the location server the first wireless voice transmission route, and this service may be based on the service of position.In addition, the present invention can be used for wired transfer voice.
Step in addition comprises, location server adopts phonetic synthesis to convert a series of problems the signal of transmission to, these signals be received and with speech recognition after can be heard by the user; To convert the data representation of the form that can be handled by location server to a series of answers of these a series of problems to, the data representation of the position of in the language narration, mentioning with which correspondence in the data representation of determining a plurality of address stored.
Also can transmit request for COS.Receive second wireless transmission that comprises COS.This second wireless transmission is converted to the data representation of this COS, the data representation of COS and the data representation of position are processed into the Useful Information to the user.Automatically transmit the message that information is provided to the user.
Location-based service may be to wonder the street address at place somewhere.In this case, handle the step of the abac that the step also comprises the place of determining this request and determined for the step of the place of wanting corresponding to the street address of abac by database, database all is stored together data of formation with corresponding street address and corresponding abac with in a lot of positions each and represents.To be converted to the 3rd wireless voice transmission that transfers to the user corresponding to the street address of abac.
Location-based business may be the direction of requirement to the place of thinking.In this case, handle the step and also comprise the step of being determined first abac by the data representation of position, wherein the position is a reference position, and the step of determining second abac in the place thought.Use stores the map of first abac and second abac, determines the direction from reference position to the place of thinking.This direction is converted to the 3rd wireless voice transmission that transfers to the user.Alternatively, the map that can use the road construction information updating to store.Make and when determining direction, avoid using road or the highway of building at present.
Location-based service may be the place that requirement group promptly helps request, in this case, will require to send the transmission of messages of type of urgent help in place of request to the supplier place of such urgent help.Send out the time of arrival of the urgent help of the type of the requirement that the supplier of such urgent help will estimate, and transmit the time of arrival that a message is pointed out to estimate to the user.
Fig. 1 draws according to the block scheme of communication system of the present invention.Wireless communication unit 101 sends its user's the request for service to wireless base station 103, also can regard a repeater as.Wireless communication unit 101 also can be a cell phone, has the two-way radio of the inner concatenation ability of phone, or the like.Base station 103 will be called out transmission and be given call router 105, and router calls out this to the location server 109 that route in accordance with regulations sends to the telephone number of dialing corresponding to communication unit 101.The user of wire communication unit 107, as a pay phone, the phone of a standard, or wireless phone also can be dialed this location server 109 to accept its service.
Fig. 2 illustrates explanation and carries out the process flow diagram that the position is determined with location server 109.201 steps received the transfer voice that has language narration position.In 203 steps, the speech recognition technology that adopts sound identification module 113 to provide is converted to transfer voice the data representation of the position of language narration.In 205 steps, determine whether in location database 115, to have found the position of representing with data mode.If 215 steps in database 115, were continued to handle in this position.In 205 steps, if 207 steps not in database, were continued to handle in the position, the user session of location server and communication unit 101 or 107 is to determine its position.Fig. 3 represents to provide the method for dialogue technoloyg.209 steps determined whether to find in location database 115 207 to go on foot the position that obtains, if found the position in 207 steps, continued to handle 215 and went on foot.
If in database, do not find the position, continued to handle 211 steps in 209 steps.211 steps, use the wireless transmission location technology, as AVL (automobile is located automatically), GPS (HA Global Positioning Satellite) and other known technology are determined the position.For example, referring to Application No. NO.08/xxx.xxx, exercise question for the application of " determining the method and apparatus of wireless communication system user position " be with people's such as Eugene J.Bruckert name as the identical assignee of application of the present invention in application on June 12nd, 1996, this application is at this as a reference.In 213 steps, location server determines that from the position step 211 goes on foot the parameter that adopts transmission and learns adaptively with the method that store together relevant position.These transmission parameters comprise signal intensity, the bit error rate, and signal delay expansion.
Continue then to handle for 215 steps, location database sends a requirement about user's requested service type to the user.This requirement is the form of phonetic synthesis message, reminds the specific answer from the user.Can term put into words one of the selection number of bright selection of user is answered, or answers by a specific button or one group of button on the telephone keypad.In the preferred implementation, the type of service is the service based on the position.For example, a kind of service may be the street address of requirement one ad-hoc location, and the user knows the continental embankment title, but does not know street address, but can find the position from street address.For example, the user may wonder the address in a special restaurant, but just can find the restaurant in case known the address.Service in addition may be requirement from the starting position direction to the place of thinking.The business of type may be the business of emergency dispatch in addition, as fire, and police, or ambulance.In this case, people may be a long way off, or just where do not know them, but have wireless communication unit such as cell phone and need ambulance maybe to need to send other urgent helps their there.At last, the user may require and operating personnel or other people talk, and location server can call out in accordance with regulations that route is sent to that people to this.
In 219 steps, COS and position are handled paired user's Useful Information.If the customer requirements street address just will offer the user at 201 street addresses that the position that provides is provided corresponding to the user.See Fig. 4 and relevant literal thereof for details.For example, if the direction of customer requirements from a position to the another location, location server 109 can provide the direction from reference position to the place of thinking.In addition, also may be input to road construction information in the database, make when determining direction, can avoid those roads of building at present and highway by location server and the provider to.The method can provide many prescriptions to.See Fig. 5 and relevant literal thereof for details.If customer requirements promptly helps,, send the time of arrival of estimation to the user after location server 109 sends the suitable help that requires from the supplier who is fit to.See Fig. 6 and relevant literal thereof for details.
The process flow diagram that draws in the process flow diagram of Fig. 3 and location server 109 is described and the method for talking with between the user of communication unit 101 or 107 is arranged.In 301 steps,, convert inquiry to transfer voice and be sent to the user place with the phonetic synthesis that voice synthesis module 117 is provided.According to the information type that location server 109 is sought, in location database 115, stored a series of problems, designing these problems is in order to obtain the information that location server 109 needs.In 303 steps, location server receives the answer for inquiry.In 305 steps, location server 109 is determined to have provided location server 109 in order suitably to determine the information of location lookup in the answer that 303 steps received.If determined the position in 305 steps by answer, processing finishes.If also do not determine the position, continued to handle 307 steps.If from a series of problems, inquired more problem, continued to handle 301 steps in 307 steps.If do not have more problem to ask in 307 steps, processing finishes, and does not have the position to be determined.Following Example is the dialogue between the user of location server 109 and communication unit 101.Location server 109: " good afternoon, and you want about the restaurant, the hotel, and gas station, does the information of florist's shop still require emergency services? " the user: " I want the name of florist's shop nearby." location server 109: " could you tell me that you are now wherein ".The user: " I am at the 4th street and main main road infall." location server 109: " and near three florist's shops are arranged: Able ' s, Baker ' s, and Charlie ' s.Charlie ' s is nearest.Which you like? " the user: " Charlie ' s." location server 109: " walk eastwards, walk 5 crossings along the 4th street.Charlie ' s florist's shop No. 132 in the 4th street.You also need other help? " user: " do not needed." location server 109: " thank you, goodbye.”
The process flow diagram of the method for street address is determined in the expression of drawing of the process flow diagram of Fig. 4.In 401 steps, determine an abac for the position that the user provided in 401 steps.In 403 steps, determine street address from the abac that 401 steps were determined.This processing is included in to be sought abac and find out corresponding street address from location database 115 in the location database 115.In 405 steps, convert street address to transfer voice with voice synthesis module 117.407 steps were sent to the user with transfer voice, and processing finishes.
The process flow diagram of Fig. 5 draws and represents definite process flow diagram from a reference position to the method for the direction in the place of thinking.501 steps, determine abac for reference position, this position is the position in the narration of 201 steps.503 steps, determine abac for the position of thinking of customer requirements, in 505 steps,, determine direction from reference position to the place of thinking with the difference between the abac with the map of storage.For example, the CDROM that has the available Tripmaker of commodity to publish in 1996 of Rand McNally company provides the drive route that provides starting point and destination-address.In 507 steps, convert direction to transfer voice with voice synthesis module 117.509 steps sent transfer voice to user, and processing finishes.
The process flow diagram of the method for the urgent request that helps is handled in the explanation of drawing in the process flow diagram of Fig. 6.In 601 steps, the type of the urgent help of definite request for example, adopts the step of the process flow diagram of Fig. 3, until the specific type of the urgent help of determining to require.603 steps checking from location database 115 determined the urgent supplier who helps of the type in the table.Location database 115 has been stored telephone number, and supplier's position and other are when helping location server 109 request emergence messages for information about necessary.For example, if customer requirements is sent ambulance, location server is just sought ambulance in location database 115, and finds out the supplier of a position from the near ambulance of user's current location.605 steps sent message to the supplier, and wherein this message request user is in the type of the urgent help of user's place requirement.In 607 steps, location server 109 received from the urgent help time of arrival of the next estimation of supplier.In 609 steps, location server 109 sends urgent helps time of arrival of estimation to the user, the processing end.Following Example is the dialogue of carrying out between the user of location server 109 and communication unit 101.Location server 109: " good afternoon.You want about the restaurant, the hotel, and gas station, does the information of florist's shop still require emergency services? " the user: " I need emergency services." location server 109: " and you need the police, ambulance, and fire fighting department, or the roadside is served? " user: " police." location server 109: " connect, the police can be to your place within 60 seconds ... thank you, goodbye.”
The invention provides following advantage.No longer need extra locating device at host exchange or place, base station.If in the base station location means is arranged, the user provides higher degree of accuracy.Do not need the route planning device at the host exchange place.The present invention can add or revise the business that provides easily, because business puts together the position.Provide positional information and other to only limit to the business of automobile and wire user in the past to the wireless user.The use of RF locating device helps to use the scope of the possible project of speech recognizer processes to narrow down.With the topped scope that the RF positional information provides positional information to help to predict better and analyze wireless communication system to the associated user, therefore provide a kind of when using wireless communication system, know the mechanism of the topped scope of RF.
Claims (11)
1. method comprises the following step:
Receive first wireless voice transmission of the language description that comprises the position from the user;
Adopt speech recognition, this first wireless voice transmission is converted to the data representation of this position;
Wherein will have one of following at least: the position comprises street address; The position comprises the continental embankment title; It is one of following that language narration comprises at least: at least one street address; At least one highway identification; At least one continental embankment title and at least one building name; In a plurality of positions each is stored in the database and corresponding street address, and corresponding continental embankment title and corresponding abac are together as data representation; The transmission of first wireless voice is routed to the location server place.
2. the process of claim 1 wherein that one in a plurality of positions of storing in the data representation of position and the database does not match, also comprise at least and followingly determine in the customer location step one with the wireless transmission location technology; Comprise when determining customer location, adopt storage user's position and the adaptive learning step that the corresponding wireless frequency signal characteristic information of storage is helped position finding in the future by the wireless transmission location technology; Wherein location server and user session are to determine this position.
3. the method for claim 5 also comprises the following step:
The audible transmission signals of energy after location server uses phonetic synthesis that a series of problems are converted to the user and receive; And
Adopt speech recognition, to convert the data representation of the treatable form of location server to a series of answers of a series of problems to, and make location server can determine which correspondence in the data representation of position of a plurality of storages the data representation of the position of mentioning in the language narration.
4. the method for claim 1 also comprises the following step:
Transmission is for the request of COS;
Reception comprises second wireless transmission of COS;
Second wireless transmission is converted to the data representation of COS;
The data representation of COS and the data representation of position are processed into the Useful Information to the user;
Automatically transmission offers the message of user profile, wherein has at least one of following: location server is received in the transmission of first wireless voice, location server and the user session type to determine to serve; The type of service is the service based on the position; Based on the service of position is the street address in the place thought of requirement; Service based on the position is the direction of requirement to the place of thinking; Service based on the position is the urgent help of requirement to the place of request;
5. the method for claim 4, wherein handle the step and also comprise the following step:
Determine the abac in the place wanted;
From database, determine street address corresponding to the abac of the position of wanting, database storing each position in a plurality of positions and corresponding street address and corresponding abac together as data representation;
To convert the transmission of the 3rd wireless voice corresponding to the street address of abac to;
Send this wireless voice to user.
6. the method for claim 4, wherein handle the step and also comprise the following step:
Determine first abac from the data representation of position, wherein this position is a reference position;
Determine second abac in the place wanted;
Use the map with first abac and second abac of storage, determine direction from reference position to the place of wanting;
This direction is converted to the transmission of the 3rd wireless voice;
Send this 3rd wireless voice to user; And
Come the map of updated stored with road construction information;
The step of wherein determining direction also comprises the step of avoiding using the street of just carrying out road construction at present and highway and determining direction.
One of 7. the method for claim 4, below wherein comprising at least:
Comprise the type of urgent help for the requirement of urgent help, and the urgent message in the place of hope that helps that requires to send this type is sent to the urgent supplier place that helps of this type;
The urgent supplier who helps of this type transmits time of arrival of estimation of the urgent help of this type of being asked, and sends a message to user and point out estimated time of arrival.
8. method comprises the following step:
Receive the first wired transfer voice that comprises a kind of type of service of requirement from the user;
Adopt speech recognition, first wired transfer voice is converted to the data representation of COS;
The data representation of COS and the data representation of position are processed into the Useful Information to the user;
Automatically transmit the message that information is provided to the user.
9. the method for claim 8 wherein has at least one of following:
First wired transfer voice is routed to the location server place, and wherein location server and user session are to determine COS; COS is the service based on the position; Service based on the position is the street address that requires about the place of wanting; Service based on the position is the direction of requirement to the place of wanting; Service based on the position is the urgent help of requirement to the place of hope; The urgent request that helps comprises the type of urgent help, and will require to send the message in the place of hope to send the supplier of the urgent help of this type to the urgent help of the type; The urgent supplier who helps of this type transmits the time of arrival of the urgent estimation that helps of this type of being asked, and sends a message to user to point out estimated time of arrival.
10. the method for claim 9, wherein handle the step and also comprise the following step:
Determine the abac of the position wanted;
Determine that from database database storing each position in a plurality of positions corresponding to the street address of the abac in the place of wanting, with corresponding street address and corresponding abac together as data representation;
To convert second wired transfer voice corresponding to the street address of abac to;
Send this second wired transfer voice to user.
11. the method for claim 9, wherein the processing step also comprises the following step:
Determine first abac by the data representation of position, wherein this position is a reference position;
Determine second abac of the position wanted;
With the definite direction of the map of storage from reference position to the place of wanting with first abac and second abac;
This direction is converted to second wired transfer voice;
Transmitting this second wired transfer voice to the user makes the user can hear this direction;
Come the map of updated stored with road construction information;
The step of wherein determining direction also comprises the step that the street of avoiding using in the current construction and highway are determined direction.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 97195803 CN1223722A (en) | 1996-06-27 | 1997-03-10 | Location determination in a communication system |
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US08/671,037 | 1996-06-27 | ||
| CN 97195803 CN1223722A (en) | 1996-06-27 | 1997-03-10 | Location determination in a communication system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN1223722A true CN1223722A (en) | 1999-07-21 |
Family
ID=5179383
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 97195803 Pending CN1223722A (en) | 1996-06-27 | 1997-03-10 | Location determination in a communication system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN1223722A (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2005073750A1 (en) * | 2004-01-17 | 2005-08-11 | Huawei Technologies Co., Ltd. | Method for acquiring a direction to a target location with a portable device |
| CN100365385C (en) * | 2000-11-10 | 2008-01-30 | 摩托罗拉公司 | Method and apparatus for providing location information |
| CN100381005C (en) * | 1999-12-23 | 2008-04-09 | 诺基亚公司 | Method and apparatus for prividing location information through wireless communications network |
| CN102624998A (en) * | 2000-09-27 | 2012-08-01 | 爱科来株式会社 | Position information system |
| CN113532498A (en) * | 2021-07-13 | 2021-10-22 | 湖南省计量检测研究院 | Method and system for calibrating hygrothermograph |
-
1997
- 1997-03-10 CN CN 97195803 patent/CN1223722A/en active Pending
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN100381005C (en) * | 1999-12-23 | 2008-04-09 | 诺基亚公司 | Method and apparatus for prividing location information through wireless communications network |
| CN102624998A (en) * | 2000-09-27 | 2012-08-01 | 爱科来株式会社 | Position information system |
| CN100365385C (en) * | 2000-11-10 | 2008-01-30 | 摩托罗拉公司 | Method and apparatus for providing location information |
| WO2005073750A1 (en) * | 2004-01-17 | 2005-08-11 | Huawei Technologies Co., Ltd. | Method for acquiring a direction to a target location with a portable device |
| US8058989B2 (en) | 2004-01-17 | 2011-11-15 | Huawei Technologies Co., Ltd. | Method for obtaining direction of target location through a handset |
| CN113532498A (en) * | 2021-07-13 | 2021-10-22 | 湖南省计量检测研究院 | Method and system for calibrating hygrothermograph |
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