Patent application number | Description | Published |
20080232309 | SYSTEM AND METHOD FOR ADAPTIVE QUEUING FOR DISCONTINUOUS WIRELESS CHANNELS - A method and system for data transmission on wireless discontinuous channels. The method and system include adjusting ordering of a plurality of transmission units in a queue to be transmitted in a wireless discontinuous channel to reduce unusable channel access time; determining transmission eligibility of each of the transmission units in the queue; and servicing the queue by transmitting the transmission units responsive to the adjusted order. | 09-25-2008 |
20080232433 | SYSTEM AND METHOD FOR SHORT RANGE COMMUNICATION USING ADAPTIVE CHANNEL INTERVALS - A system and method for data transmission on wireless discontinuous channels including a control/safety information (CSI) channel having a duty cycle, and a plurality of service channels. The system and method include: evaluating channel utilization of one or more of the channels; calculating an optimal CSI channel duty cycle responsive to the channel utilizations; adjusting the duty cycle of the CSI channel to the calculated optimal CSI channel duty cycle; broadcasting the optimal CSI channel duty cycle; and transmitting data during the optimal CSI channel duty cycle. | 09-25-2008 |
20090034495 | SYSTEM AND METHOD FOR FACILITATING A PERSISTENT APPLICATION SESSION WITH ANONYMITY BETWEEN A MOBILE HOST AND A NETWORK HOST - System and method for facilitating a persistent application session with anonymity between a mobile host and a network host in a wireless communication environment. The system and method include establishing a first communication session between the mobile host and the network host through a first radio access point; receiving a first mobile host identifier and a mobile host address from the mobile host during the first communication session, wherein the first mobile host identifier is different from the mobile host address; terminating the first communication session due to movement of the mobile host; establishing a second communication session between the mobile host and the network host using the first mobile host identifier, through a second radio access point; and receiving a second mobile host identifier from the mobile host during the second communication session, wherein the second mobile host identifier is different from the first mobile host identifier and the mobile host address. | 02-05-2009 |
20090081958 | METHOD AND SYSTEM FOR BROADCAST MESSAGE RATE ADAPTATION IN MOBILE SYSTEMS - A method and system for setting transmission rate of messages transmitted and received by a mobile unit. The method and system include monitoring the speed of the mobile unit; and adjusting the transmission rate based on the speed of the mobile unit. Prevailing conditions may also be determined and the transmission rate may be further adjusted based on the prevailing conditions. The prevailing conditions may be determined based on at least one of states of one or more sensors local to the mobile unit and information provided from an external source over a communication system. The prevailing conditions may include at least one of slick pavement, limited visibility, road construction, object in roadway, accident, dense traffic, and anomalous driving behavior. | 03-26-2009 |
20090109061 | SYSTEM AND METHOD FOR DETERMINING INTERSECTION RIGHT-OF-WAY FOR VEHICLES - A method and system for determining right of way for a plurality of mobile units at an intersection. The method and system include collecting position and movement information about the plurality of mobile units approaching the intersection; storing a plurality of rules about right of way at the intersection; accessing information about geometry of the intersection; calculating which one or more of the plurality of the mobile units have right of way to enter the intersection, responsive to the position and movement information, the stored rules and the information about geometry of the intersection; and wirelessly transmitting right of way indication signals to one or more of the plurality of the mobile units. | 04-30-2009 |
20090305722 | METHOD AND SYSTEM FOR AUTOMATED COLLECTION OF CALL ROUTING PERFORMANCE DATA IN A WIRELESS NETWORK - A method and system for collecting location-sensitive call routing data in a wireless telecommunications network under test, the wireless network routing a test call to an appropriate destination based on a geographic area from which the test call was placed. The method and system include receiving the test call placed from a test call device to one or more destination devices, via said network under test; generating originator call records by the test call device; generating destination call records by the devices; electronically collecting originator call records from the test call device, destination call records from the one or more destination devices and network call records from said network under test; and storing said collected originator, destination call records, and network call records in a data collecting device; and organizing said call records such that the originator call records, the destination call records, and the network call records pertaining to the placed test call are associated together. | 12-10-2009 |
20100060483 | SYSTEM AND METHOD FOR DETERMINING INTERSECTION RIGHT-OF-WAY FOR VEHICLES - A method and system for determining right of way for a plurality of mobile units at an intersection. The method and system include collecting position and movement information about the plurality of mobile units approaching the intersection; storing a plurality of rules about right of way at the intersection; accessing information about geometry of the intersection; calculating which one or more of the plurality of the mobile units have right of way to enter the intersection, responsive to the position and movement information, the stored rules and the information about geometry of the intersection; and wirelessly transmitting right of way indication signals to one or more of the plurality of the mobile units. | 03-11-2010 |
20100267344 | METHOD AND SYSTEM FOR BROADCAST MESSAGE TRANSMISSION IN MOBILE SYSTEMS - A method and device for dynamically changing transmission parameters of broadcast messages transmitted and received by a mobile unit. The method and device include monitoring transmission channel characteristics; dynamically adjusting the transmission parameters of a message based on the monitored transmission channel characteristics; and broadcasting the message using the adjusted transmission parameters. The transmission parameters may include one or more of transmission power, error code rate, and modulation rate. The transmission channel characteristics include one or more of the group consisting of received message density, channel congestion, detected number of message collisions, and signal to interference ratio. | 10-21-2010 |
20110182171 | ADAPTIVE CONTENTION WINDOW IN DISCONTINUOUS WIRELESS COMMUNICATION CHANNELS - A system and method for discontinuous wireless communication. The system and method include estimating a first likelihood of channel collisions at start of a discontinuous channel interval, wherein the estimated likelihood of collision is increased when a transmission failure is detected during a portion of one or more previous channel intervals; setting a size of a contention transmission window at start of a current channel interval, according to the first estimated likelihood of channel collisions; estimating a second likelihood of channel collisions for a next channel interval; and dynamically changing the size of the contention transmission window for the next channel interval, according to the second estimated likelihood of channel collisions. | 07-28-2011 |
20120115417 | SYSTEM AND METHOD FOR SELECTING SERVICES IN A WIRELESS COMMUNICATION NETWORK - A system and method for selecting a preferred connection point from a choice of one or more available connection points in a wireless communication network. The system and method include: determining a link quality for the one or more available connection points; establishing a connection to a first connection point when there is no existing established connection, the first connection point offers a desired service, and the link quality for the first connection point exceeds a first threshold value, wherein a service priority is considered in determining the link quality of the first connection point; maintaining the established connection to the first connection point when the link quality exceeds a second threshold value; and making eligible the established connection to the first connection point for preemption by a second connection point, when the link quality for the first connection point is less than the second threshold value. | 05-10-2012 |
20120122421 | SYSTEM AND METHOD FOR REDUCING LATENCY IN A WIRELESS LOCATION SYSTEM - A system and method for providing a location of a mobile device in a network. The method includes: receiving a location request; determining the location of the mobile device responsive to the location request; holding the determined location of the mobile device until a permission to send the determined location is received; receiving the permission to send the determined location; and transmitting the determined location of the mobile device responsive to the received permission. | 05-17-2012 |
20120164992 | SYSTEM AND METHOD FOR INITIATING AUXILIARY FUNCTIONS IN A TELECOMMUNICATION NETWORK - A method for initiating a service including initiating a communication to a destination according to an address of the destination; detecting the address during initiating of the communication; determining whether the detected address is associated with a trigger function; and triggering a request for the service when the detected address is associated with a trigger function. The request for the service is separate from the communication. | 06-28-2012 |
20120208550 | SYSTEM AND METHOD FOR DYNAMICALLY MONITORING STATUS IN LOCATION SERVICES - A method and system for reporting a location of an asset. The method includes: receiving a location tracking request for the asset; dynamically determining a status of the asset; and allowing acquisition of the location of the asset based on the determined status. The method further includes: obtaining the location of the asset responsive to the received request and said allowing; and reporting the obtained location of the asset. The system includes: a reporting module for receiving a location tracking request for the asset; a status module for dynamically determining a status of the asset; and a tracking module for obtaining the location of the asset responsive to the determined status. The reporting module reports the location of the asset responsive to the received location tracking request. | 08-16-2012 |
20140235268 | SYSTEM AND METHOD FOR DYNAMICALLY MONITORING STATUS IN LOCATION SERVICES - A method and system for reporting a location of an asset. The method includes: receiving a location tracking request for the asset; dynamically determining a status of the asset; and allowing acquisition of the location of the asset based on the determined status. The method further includes: obtaining the location of the asset responsive to the received request and said allowing; and reporting the obtained location of the asset. The system includes: a reporting module for receiving a location tracking request for the asset; a status module for dynamically determining a status of the asset; and a tracking module for obtaining the location of the asset responsive to the determined status. The reporting module reports the location of the asset responsive to the received location tracking request. | 08-21-2014 |
20140324616 | SYSTEM AND METHOD FOR LOCATION AND TIME SPECIFIC MOBILE COMMERCE - Method for location and time specific commerce includes receiving an event request from a user using a mobile device; verifying an account of the user; obtaining a location of the user; obtaining a date and time of the request; retrieving merchandising information from one or more databases, according to the location of the user and said date and time of the request; and transmitting said merchandising information to the user. | 10-30-2014 |