Patent application number | Description | Published |
20090083430 | METHOD FOR SECURE USER PLANE (SUPL) VERSION NEGOTIATION - The subject matter disclosed herein relates to a system and method for negotiating a version of Secure User Plane Location (SUPL) between a network entity and a SUPL enabled terminal. In a particular implementation, a SUPL initiation message is transmitted from a network entity to a SUPL entity, where the SUPL initiation message identifies a plurality of SUPL versions capable of supporting a desired service. A response is received from the SUPL entity that is based, at least in part, on an ability of the SUPL entity to support at least one of the plurality of versions. | 03-26-2009 |
20090093259 | LOCATION AND TIME BASED FILTERING OF BROADCAST INFORMATION - Techniques for sending and receiving broadcast information are described. In an aspect, broadcast metadata may be generated for broadcast information and may include location and time criteria used by terminals to filter the broadcast information. Each location and time criterion may include (i) a location criterion given by a target location and a presence or absence requirement and (ii) a time criterion given by a time period in which the location criterion applies. A terminal may receive the broadcast metadata prior to or with the broadcast information, obtain location and time criteria from the broadcast metadata, and filter the broadcast information based on the location and time criteria. The terminal may evaluate each location and time criterion by determining its location within a specified time period and determining whether its location is within or outside a specified target location, as indicated by the presence or absence requirement. | 04-09-2009 |
20090143076 | Method and Apparatus for Using Supported Network Information for Positioning - Techniques to support positioning for terminals in Secure User Plane Location (SUPL) are described. A SUPL Enabled Terminal (SET) may receive supported network information from a SUPL Location Platform (SLP), which is a location server in SUPL. The supported network information may indicate one or more radio access networks supported by the SLP, one or more types of measurement supported by the SLP, and/or information that the SET is allowed to send to the SLP. The SET may send network measurement information for a supported radio access network to the SLP. The network measurement information may include cell and/or access point (AP) information for one or more access points or base stations in the supported radio access network. The SLP may determine a location estimate for the SET based on the network measurement information from the SET. | 06-04-2009 |
20090191841 | Method and Apparatus for Extended Call Establishment for IMS Emergency Calls - Apparatus and methods of establishing an emergency voice call include user equipment transmitting, and a first serving core network receiving, a request for an emergency call via a wireless access network. The apparatus and methods further include a determination by the first serving core network of an alternative serving core network. In some aspects, the determination may be made based on a user equipment location from a location retrieval function, which may obtain such information from other network components or from the user equipment. In other aspects, the determination may be based on lack of capability or lack of capacity. Further, the apparatus and methods also include establishment of the emergency call with a second serving core network different from the serving core network based on the determination. | 07-30-2009 |
20090203386 | POSITIONING USING ENHANCED PILOT SIGNAL - Briefly, in accordance with one embodiment, a method of transmitting signals is provided. Signal waveforms are transmitted from at least two respective sectors. The at least two respective sectors are from at least two different sets of a superset of sectors. The transmitted signal waveforms include signal waveforms at least nearly mutually orthogonal at least along a particular signal dimension. An advantage of such an embodiment, for example, is reduced signal interference. | 08-13-2009 |
20090216846 | METHOD AND APPARATUS FOR PERFORMING SESSION INFO QUERY FOR USER PLANE LOCATION - Techniques for querying for information on location sessions in a user plane location architecture are described. In an aspect, a location server may send a query message to a terminal to query for information on active location sessions, e.g., when at least one location session for periodic triggered service or area event triggered service is deemed to be active. The terminal may return a response message containing a list of session identifiers (IDs) for the active location sessions, parameters for the active location sessions, capabilities of the terminal, etc. The location server may compare the information received from the terminal and information stored at the location server. The location server may terminate each location session deemed to be active at only the terminal or only the location server. The location server may restart or terminate each location session having inconsistent parameters at the terminal and the location server. | 08-27-2009 |
20090233620 | Methods and Apparatuses Supporting Multiple Positioning Protocol Versions in Wireless Communication Networks - Methods and apparatuses are provided for supporting multiple positioning protocol versions within wireless communication networks. | 09-17-2009 |
20090253403 | METHOD AND APPARATUS FOR SUPPORTING EMERGENCY CALLS (eCALLS) - Techniques for supporting eCalls are described. In an aspect, an eCall indicator may be used to indicate an eCall being established. In one design, a terminal may generate a message including an eCall indicator and may send the message to originate an eCall. The eCall indicator may indicate (i) whether or not a call is an eCall or (ii) whether an eCall is initiated automatically by the terminal or manually by a user. In another aspect, a terminal may avoid sending signaling for mobility management and connection management to wireless networks except for eCalls and designated calls. The terminal may avoid performing location updating, performing registration, responding to paging requests, etc. The terminal may exchange signaling with a wireless network for an eCall initiated by the terminal. After the eCall is initiated, the terminal may perform location updating with the wireless network and call establishment for the eCall. | 10-08-2009 |
20090253440 | Generic Positioning Protocol - In an aspect, a generic positioning protocol (GPP) may be used to support satellite-based positioning methods and terrestrial-based positioning methods for different access types. A tenninal may exchange a first GPP message with first information for a positioning method and an access type supported by GPP. The terminal may exchange a second GPP message with second infonmation for the positioning method and the access type. Each GPP message may include at least one position element, and each position element may be for a specific positioning method. The tenninal may obtain a position estimate for itself based on the second information. In another aspect, positioning may be performed based on measurements for cells of different wireless access types. In yet another aspect, received transmission times may be transformed to converted times based on common timing, which may be applicable for multiple wireless access types. | 10-08-2009 |
20090258658 | Location Services Based on Positioned Wireless Measurement Reports - Methods and apparatuses are provided that may be implemented in a wireless signaling environment to provide certain location services. The location services may, for example, be based at least in part on positioning information associated with positioned wireless signaling measurements associated with wireless terminals. The location services may comprise location using signal pattern matching, location using observed timing differences, location using fine time assistance, location of significant network events and location distribution of terminals over a certain coverage area. | 10-15-2009 |
20090309790 | Methods and Apparatuses For Requesting/Providing Code Phase Related Information Associated With Various Satellite Positioning Systems In Wireless Communication Networks - Methods and apparatuses are provided that may be used by one or more devices within in wireless communication network to request and/or provide code phase related information signals associated with various Satellite Positioning Systems (SPSs). | 12-17-2009 |
20090311987 | METHOD AND APPARATUS FOR SUPPORTING EMERGENCY CALLS AND LOCATION FOR FEMTO ACCESS POINTS - Techniques for routing an emergency call originated by a mobile station via a femto access point (FAP) in a wireless network and for locating the mobile station are described. In an aspect, the emergency call may be routed to an appropriate emergency center based on location information for the FAP. In one design, the location information for the FAP may include a macro cell identity (ID) and/or a macro Mobile Switching Center (MSC) ID determined based on the FAP location. The macro cell ID and/or the macro MSC ID may be assigned to the FAP and used to access a database, which may store routing information for emergency centers versus cell IDs and MSC IDs. In another design, the location information for the FAP may include a location estimate for the FAP. The location estimate may be used to access a geographic database, which may store routing information for emergency centers for different geographic areas. | 12-17-2009 |
20100013701 | Methods And Apparatuses For Requesting /Providing Assistance Data Associated With Various Satellite Positioning Systems In Wireless Communication Networks - Methods and apparatuses are provided for use by devices within in wireless communication network to request and/or provide assistance data and/or other like data associated with various Satellite Positioning Systems (SPSs). | 01-21-2010 |
20100041418 | CONTROL PLANE LOCATION SOLUTION TO SUPPORT WIRELESS ACCESS - Techniques for supporting a control plane solution for location services and positioning are described. In an aspect, an Evolved Serving Mobile Location Center (E-SMLC) may communicate with a Mobility Management Entity (MME) to support location services and positioning for a UE. In one design, the E-SMLC may receive a location request from the MME, perform a positioning procedure with the UE in response to the location request, and send a location response to the MME after completing the positioning procedure. For a UE-assisted or UE-based positioning procedure, the E-SMLC may send a downlink positioning message to the UE via the MME and may receive an uplink positioning message from the UE via the MME. For a network-based positioning procedure, the E-SMLC may send a network positioning request message to an eNB via the MME and may receive a network positioning response message from the eNB via the MME. | 02-18-2010 |
20100124897 | Support of voice call continuity (VCC) for wireless emergency calls - Apparatus and methods to support Voice Call Continuity (VCC) for emergency calls in a wireless access environment are operable to receive, at a serving domain, a message containing emergency and domain transfer information from a user equipment (UE). The apparatus and methods are further operable to determine a need for emergency call origination or domain transfer based on the emergency and domain transfer information. Additionally, the apparatus and methods are operable to perform the emergency call origination or the domain transfer based on the determining. | 05-20-2010 |
20100151882 | LOCATION LOGGING AND LOCATION AND TIME BASED FILTERING - Techniques for performing location logging and location and time based filtering are described. In one design of location logging, a terminal periodically determines its location, e.g., during its paging slots. The terminal determines whether there is a change in its location and stores its location if a change in location is detected. In one design of location and time based filtering, the terminal obtains a location and time criterion with a target area and a time period. The terminal determines its location during the time period, e.g., based on the location log. The terminal evaluates the location and time criterion based on the target area and its location during the time period, e.g., based on at least one sector ID for the target area and one or more sector IDs for its location. The terminal determines whether to download and/or present broadcast information based on the result of the evaluation. | 06-17-2010 |
20100202407 | METHOD AND APPARATUS FOR MAINTAINING LOCATION CONTINUITY FOR A UE FOLLOWING HANDOVER - Techniques for maintaining location continuity for a user equipment (UE) following handover are described. The UE communicates with a first radio access network (RAN) and is served by a source serving node and a source location server prior to handover. The UE communicates with a second RAN and is served by a target serving node and a target location server after the handover. In an aspect, location continuity may be maintained for the UE by transferring an identity of the target serving node to a location server during handover of the UE. In one design, the target serving node sends its identity to the target location server, which updates a Location and Routing Function (LRF) serving the UE. In another design, for handover from packet-switched domain to circuit-switched domain, the source serving node sends the target serving node identity to the source location server, which updates the LRF. | 08-12-2010 |
20100203902 | Triggered Location Services - Techniques for supporting triggered location services are described. In one design, at least one location related measurement for a terminal may be obtained and used to detect for a trigger event. For an equidistance triggered service, a trigger event may be declared if the distance traveled by the terminal exceeds a predefined distance. For a relative terminal to terminal triggered service, a trigger event may be declared if the terminal is inside or outside, or enters, or leaves a moving geographical target area defined by a reference terminal. For a velocity triggered service, a trigger event may be declared if the maximum velocity of the terminal exceeds a predefined velocity. For a time-distance-velocity combination triggered service, a trigger event may be declared based on distance traveled by the terminal, velocity of the terminal, and time since the last report. For all services, a report may be sent if a trigger event has occurred. | 08-12-2010 |
20100309057 | Mobile-Based Positioning With Non-Conforming Use Of Assistance Data - Apparatus and methods for performing mobile-based positioning in a wireless communications system are presented. A position estimate is computed based on assistance data intended for a first position method. The mobile device ignores if a second positioning method is not specifically supported by a network and computes a position estimate using the second position method and a subset of assistance data intended for the first positioning method, which is supported by the network and is different from the second positioning method. | 12-09-2010 |
20100311386 | METHOD AND APPARATUS FOR PERFORMING HANDOVER OF AN EMERGENCY CALL BETWEEN WIRELESS NETWORKS - Techniques for supporting handover of an emergency call between wireless networks are described. A UE may communicate with a first wireless network (e.g., a 3GPP E-UTRAN) for an emergency call and may receive an indication to perform handover to a second wireless network (e.g., a CDMA2000 1xRTT network). In an aspect, the UE may send a message including an emergency indication (an emergency global number, or a reserved emergency number, or some other indication) to initiate handover to the second wireless network. A designated network entity may recognize the emergency call based on the emergency indication and may map the emergency indication to a local emergency number or an Emergency Session Transfer Number for SRVCC (E-STN-SR), which may be used to establish a new incoming call leg to a network server anchoring the emergency call. The UE may then communicate with the second wireless network via the network server for the emergency call after handover. | 12-09-2010 |
20110039576 | Enhanced Positioning Assistance Data For Reduced Signaling - Apparatus and methods for determining a location estimate of a mobile device based on an extended set of assistance data are presented. The extended assistance data includes assistance data for base stations, such as cellular base stations and access points, not expected to be viewable by the mobile device in a (current) first geographical area but expected to be viewable by the mobile device in a (future) second geographical area. By seeding the mobile device with assistance data expected to be useful in the future, the network reduces messaging between the network and mobile device and battery consumption by the mobile device. | 02-17-2011 |
20110039578 | ASSISTANCE DATA FOR POSITIONING IN MULTIPLE RADIO ACCESS TECHNOLOGIES - An apparatus and method for determining a position of a mobile station based on terrestrial assistance data from a first wireless network to which the mobile station is not attached. That is, the mobile station is able to receive terrestrial assistance from a first wireless network and use the terrestrial assistance data to obtain location information, such as timing measurements, from the first wireless network and determine its position while not attached to the first wireless network. The first wireless network may be a network to which the mobile station is subscribed and can attach. | 02-17-2011 |
20110098057 | METHOD AND APPARATUS FOR SUPPORTING POSITIONING FOR TERMINALS IN A WIRELESS NETWORK - Techniques for supporting positioning for terminals in a wireless network are described. In an aspect, positioning may be supported by a location server that can reside in different entities. In one design, the location server may obtain positioning information (e.g., measurements) for a target device via a common positioning protocol. The location server may use the common positioning protocol regardless of where it resides and may communicate with other entities via this protocol. The location server may determine location information (e.g., a location estimate) for the target device based on the positioning information. In another aspect, positioning may be supported by transporting multiple positioning messages together. In yet another aspect, positioning may be supported by transporting a positioning message containing multiple parts defined by different organizations. In yet another aspect, positioning may be supported with shared measurement data units and/or shared assistance data units that may be applicable for different positioning methods. | 04-28-2011 |
20110143771 | TRANSPORT OF LCS-RELATED MESSAGES FOR LTE ACCESS - Techniques for transporting messages for location services (LCS) are described. A Mobility Management Entity (MME) may have a location session with an Evolved Serving Mobile Location Center (E-SMLC) to provide location services for a User Equipment (UE). The UE may exchange LCS-related messages with the E-SMLC to obtain location services. In an aspect, LCS-related messages exchanged between the UE and the E-SMLC may be encapsulated in Non-Access Stratum (NAS) messages and transported via the MME and a base station. In another aspect, a routing identifier (ID) may be used to associate messages exchanged between the UE and the MME with the location session between the MME and the E-SMLC for the UE. Each NAS message exchanged between the MME and the UE may include the routing ID, which may enable the MME to associate each NAS message from the UE with the location session between the MME and the E-SMLC. | 06-16-2011 |
20110149789 | Locating a wireless local area network associated with a wireless wide area network - An apparatus and method are disclosed in connection with a mobile device locating a wireless local area network (WLAN) associated with a wireless wide area network (WWAN). These concepts involve obtaining and recording maximum and minimum geometric time differences (GTDs) for a pair or pairs of transmitters in the WWAN while coverage is provided by the WLAN, and using these differences to later compare a contemporaneous GTD to determine whether the mobile device is more likely within the coverage area of the WLAN. | 06-23-2011 |
20110187589 | GLOBAL NAVIGATION SATELLITE SYSTEM - Each of a first and a second navigation satellite system (NSS) are adapted to operate according to a first and a second specification, respectively, and each includes a first and a second plurality of satellite vehicles (SV), respectively. Each of the first and the second plurality of SVs are adapted to be identified by a first and a second plurality of unique corresponding identifications (IDs), respectively. A processor is adapted to receive and identify a first plurality of corresponding signals transmitted from the first plurality of SVs in response to the first plurality of unique corresponding IDs. The processor is adapted to receive and identify a second plurality of corresponding signals transmitted from the second plurality of SVs in response to the second plurality of unique corresponding IDs. The processor is adapted to determine position location information in response to receiving and identifying the first plurality of corresponding signals and the second plurality of corresponding signals. | 08-04-2011 |
20110187593 | Global Navigation Satellite System - Each of a first and a second navigation satellite system (NSS) are adapted to operate according to a first and a second specification, respectively, and each includes a first and a second plurality of satellite vehicles (SVs), respectively. Each of the first and the second plurality of SVs are adapted to be identified by a first and a second plurality of unique corresponding identifications (IDs), respectively. A processor is adapted to receive and identify a first plurality of corresponding signals transmitted from the first plurality of SVs in response to the first plurality of unique corresponding IDs. The processor is adapted, to receive and identify a second plurality of corresponding signals transmitted from the second plurality of SVs in response to the second plurality of unique corresponding IDs. The processor is adapted to determine position location information in response to receiving and identifying the first plurality of corresponding signals and the second plurality of corresponding signals. | 08-04-2011 |
20120088518 | Support of multiple positioning protocols - A mobile terminal and network location server support multiple positioning protocols so that a first position measurement of the mobile terminal may be obtained using a positioning protocol defined for a first wireless network and a second position measurement of the mobile terminal may be obtained using a different positioning protocol defined for a different wireless network during the same location session. The first position measurement and the second position measurement can then be used together to determine a position of the mobile terminal. | 04-12-2012 |
20120108198 | Method and Apparatus for Supporting Emergency Calls (eCalls) - Techniques for supporting eCalls are described. In an aspect, an eCall indicator may be used to indicate an eCall being established. In one design, a terminal may generate a message including an eCall indicator and may send the message to originate an eCall. The eCall indicator may indicate (i) whether or not a call is an eCall or (ii) whether an eCall is initiated automatically by the terminal or manually by a user. In another aspect, a terminal may avoid sending signaling for mobility management and connection management to wireless networks except for eCalls and designated calls. The terminal may avoid performing location updating, performing registration, responding to paging requests, etc. The terminal may exchange signaling with a wireless network for an eCall initiated by the terminal. After the eCall is initiated, the terminal may perform location updating with the wireless network and call establishment for the eCall. | 05-03-2012 |
20120142313 | METHOD AND APPARATUS FOR CONFIGURING AND LOCATING A HOME BASE STATION - Techniques for configuring a Home evolved Node B (HeNB) in a location server and positioning the HeNB are disclosed. In one aspect, location for a HeNB is supported based on LTE Positioning Protocol (LPP) messages. The HeNB communicates LPP messages with a location server. These LPP messages are terminated at the HeNB instead of a UE. At least one location transaction for the HeNB can be performed to configure in the location server and/or locate the HeNB based on the LPP messages. In another aspect, location for a HeNB is supported based on an embedded UE in the HeNB. The HeNB establishes a location session with a location server based on an embedded UE ID, which is assigned to the HeNB and recognized by the location server as being for a HeNB instead of a UE. At least one location transaction for the HeNB is performed during the location session. | 06-07-2012 |
20120185602 | METHOD FOR SECURE USER PLANE (SUPL) VERSION NEGOTIATION - The subject matter disclosed herein relates to a system and method for negotiating a version of Secure User Plane Location (SUPL) between a network entity and a SUPL enabled terminal. In a particular implementation, a SUPL initiation message is transmitted from a network entity to a SUPL entity, where the SUPL initiation message identifies a plurality of SUPL versions capable of supporting a desired service. A response is received from the SUPL entity that is based, at least in part, on an ability of the SUPL entity to support at least one of the plurality of versions. | 07-19-2012 |
20120202524 | Triggered location services - Techniques for supporting triggered location services are described. In one design, at least one location related measurement for a terminal may be obtained and used to detect for a trigger event. For an equidistance triggered service, a trigger event may be declared if the distance traveled by the terminal exceeds a predefined distance. For a relative terminal to terminal triggered service, a trigger event may be declared if the terminal is inside or outside, or enters, or leaves a moving geographical target area defined by a reference terminal. For a velocity triggered service, a trigger event may be declared if the maximum velocity of the terminal exceeds a predefined velocity. For a time-distance-velocity combination triggered service, a trigger event may be declared based on distance traveled by the terminal, velocity of the terminal, and time since the last report. A report may be sent if a trigger event has occurred. | 08-09-2012 |
20120208537 | EXTENDED CAPABILITY TRANSFER BETWEEN A USER EQUIPMENT AND A WIRELESS NETWORK - Techniques for transferring new capability information in an efficient and backward compatible manner are described. A user equipment (UE) may send a new capability indicator to a wireless network to indicate that the UE has new capability information to send. This new capability indicator may be implemented with a spare bit in an information element included in an initial message sent to the network. The network may request for the information or indicate that it can receive the information. The UE may then send the new capability information to the network upon receiving the request or the indication. Alternatively, the network may convey that it supports transfer of new capability information, e.g., via a broadcast message or a unicast message. The UE may then send new capability information at any time to the network, without having to send the new capability indicator. | 08-16-2012 |
20120258733 | METHOD FOR PROVIDING NETWORK-BASED MEASUREMENTS FOR USER EQUIPMENT-BASED POSITIONING - The subject matter disclosed herein relates in one particular implementation to a method, apparatus, and/or system for acquiring one or more network-based measurements at a location server from a radio access network serving a user equipment (UE). A first message may be transmitted to the UE from the location server, where the first message comprises at least one of the one or more network-based measurements. A location of the UE is capable of being determined by the UE-based at least in part on the one or more network-based measurements. | 10-11-2012 |
20120264453 | METHODS AND APPARATUSES FOR REQUESTING/PROVIDING CODE PHASE RELATED INFORMATION ASSOCIATED WITH VARIOUS SATELLITE POSITIONING SYSTEMS IN WIRELESS COMMUNICATION NETWORKS - Methods and apparatuses are provided that may be used by one or more devices within in wireless communication network to request and/or provide code phase related information signals associated with various Satellite Positioning Systems (SPSs). | 10-18-2012 |
20120268323 | METHODS AND APPARATUSES FOR REQUESTING/PROVIDING CODE PHASE RELATED INFORMATION ASSOCIATED WITH VARIOUS SATELLITE POSITIONING SYSTEMS IN WIRELESS COMMUNICATION NETWORKS - Methods and apparatuses are provided that may be used by one or more devices within in wireless communication network to request and/or provide code phase related information signals associated with various Satellite Positioning Systems (SPSs). | 10-25-2012 |
20130035113 | METHODS AND APPARATUSES SUPPORTING MULTIPLE POSITIONING PROTOCOL VERSIONS IN WIRELESS COMMUNICATION NETWORKS - Methods and apparatuses are provided for supporting multiple positioning protocol versions within wireless communication networks. | 02-07-2013 |
20130151716 | METHOD FOR SECURE USER PLANE (SUPL) VERSION NEGOTIATION - The subject matter disclosed herein relates to a system and method for negotiating a version of Secure User Plane Location (SUPL) between a network entity and a SUPL enabled terminal. In a particular implementation, a SUPL initiation message is transmitted from a network entity to a SUPL entity, where the SUPL initiation message identifies a plurality of SUPL versions capable of supporting a desired service. A response is received from the SUPL entity that is based, at least in part, on an ability of the SUPL entity to support at least one of the plurality of versions. | 06-13-2013 |
20140155101 | POSITION LOCATION MESSAGE FLOWS - Techniques for initiating and, if desired, modifying location services for Secure User Plane Location (SUPL) and other location architectures are described. To initiate SUPL service, a SUPL Location Platform (SLP) transmits a SUPL initial session message applicable to any service request to a SUPL enabled terminal (SET) and receives in response the service capabilities of the SET. The SLP selects and requests service from the SET consistent with the service capabilities of the SET. The SET may initiate SUPL service by requesting the service capabilities of the SLP. The SET selects and requests service from the SLP that is consistent with the service capabilities received from the SLP. The SET and SLP communicate to determine a position estimate for the SET. The service may be modified before or while communicating between the SET and the SLP to determine a position estimate for the SET. | 06-05-2014 |
20140206390 | GENERIC POSITIONING PROTOCOL - In an aspect, a generic positioning protocol (GPP) may be used to support satellite-based positioning methods and terrestrial-based positioning methods for different access types. A terminal may exchange a first GPP message with first information for a positioning method and an access type supported by GPP. The terminal may exchange a second GPP message with second information for the positioning method and the access type. Each GPP message may include at least one position element, and each position element may be for a specific positioning method. The terminal may obtain a position estimate for itself based on the second information. In another aspect, positioning may be performed based on measurements for cells of different wireless access types. In yet another aspect, received transmission times may be transformed to converted times based on common timing, which may be applicable for multiple wireless access types. | 07-24-2014 |
20150031395 | POSITIONING PROTOCOL CONVEYANCE - Techniques for selecting positioning protocols consistent with the capabilities of the location server in a Secure User Plane Location (SUPL) based service are described. The SUPL Location Platform (SLP) transmits the service capabilities of the SLP, such as the positioning protocol capabilities of the SLP. The SLP transmits its capabilities of the SLP in an initiation message to the SUPL enabled terminal (SET) or after receiving an initiation message from the SET. The SET may transmit a positioning initiation message and the SLP and SET communicate to determinate one or more position estimates for the SET. The SET may include in the positioning initiation message a positioning protocol positioning message that is consistent with the SLP service capabilities. | 01-29-2015 |