Accelerated location information acquiring system and method

• US 9,288,624 B2
• Filed: 12/19/2011
• Issued: 03/15/2016
• Est. Priority Date: 10/31/2011
• Status: Active Grant

• Current Assignee: Aselsan Elektronik Sanayi Ve Ticaret Anonim Sirketi
• Original Assignee: Aselsan Elektronik Sanayi Ve Ticaret Anonim Airketi
• Inventors: Erol, Ahmet, Duran, Omer Agah, Bardak, Erinc Deniz, Cetin, Huseyin Erturk, Tekelioglu, Tunc, Kalay, Yasar, Kusmen, Ozan
• Primary Examiner(s): Patel, Mahendra
• Application Number:
  US14/116,344
• Publication Number:
  US 20140087756A1
• Time in Patent Office: 1,548 Days
• US Class Current: 1/1
• CPC Class Codes: H04W 4/023 using mutual or relative location information between multiple location based services [LBS] targets or of distance thresholds
• CPC Class Codes: H04W 64/00 Locating users or terminals or network equipment for network management purposes, e.g. mobility management

Abstract

The present invention relates to a location information acquiring system developed to be used in professional trunked radio devices, comprising a global location data organization unit (4) wherein the locations of the subscribers can be acquired one after another sending location queries to a plurality of radios at the same time, which makes channel use more efficient, which can perform global location data transmission swiftly, which is in communication with the wireless communication unit (5), and which is adapted such that it will perform location queries to a plurality of subscriber radios (2) at the same time and acquiring the location information of the said radios (2), a global location data transmission unit (8) which is adapted such that it will perform the transmission of location information when it is radio'"'"'s (2) turn, and a timer (14); and a method comprising the steps of sending, receiving query, and sending location information with timing.

Claims

1. A location information acquiring system, comprising

at least one main communication unit which realizes wireless digital data communication through at least one channel, has at least one wireless communication unit connected to at least one wireless communication antenna,

at least one subscriber radio which has at least one communication unit and at least one global location receiver that is in communication with the main communication unit through the communication unit and that acquires current location information,

at least one repeater which is adapted such that they will correct timing errors that can occur by updating the subscriber radios location information sending timings in the query message reaching to itself by subtracting its own delays from the recorded time in the message, repeats signals it receives and enables the main communication unit to communicate with a subscriber radio that is out of range,

at least one global location data organization unit which communicates with the wireless communication unit, and the at least one global location data organization unit is adapted to send location queries to more than one subscriber radio at the same time and to acquire the location information of the subscriber radios one by one, and the at least one global location data organization unit is adapted such that it will perform location information communication through the wireless communication unit in a case there is no dedicated channel for global location communication and perform location information communication through a dedicated located data channel directly without using the wireless communication unit;

at least one global location data transmission unit which is adapted to perform location information transmission process when subscriber radio'"'"'s turn comes and receive the location queries from the global location receiver, and at least one timer that is in connection with global location data transmission unit and can follow an adjusted time of subscriber radio'"'"'s turn, and adapted such that it will start the transmission of location data triggering the global location data transmission unit when the time it is adjusted is over.

2. The location information acquiring system according to claim 1, wherein the main communication unit is adapted such that data receive and transmission will be performed, and the main communication unit has interface equipment selected from a group consisting of microphone/loudspeaker, monitor and text entry.

3. The location information acquiring system according to claim 2, wherein the wireless communication unit is adapted such that it will broadcast and receive from a data channel working in at least one frequency;

the wireless communication unit is adapted such that it will broadcast from at least one control channel wherein various commands can be sent to the subscriber radios and/or at least one traffic channel wherein the subscriber radios can transfer data in between each other; and

the wireless communication unit is adapted such that it will communicate through the related control channels with the subscriber radio; and

the wireless communication unit has a receiver/transmitter compatible with a trunked radio systems.

4. The location information acquiring system according to claim 2, wherein the wireless communication unit is adapted such that it will assign automatically channel information of a registered subscriber radio in communication with the system in order to prevent confusion in the lines according to the channel occupancy;

the wireless communication unit has a storage field that is an internal or any cabled/wireless network or an online database wherein the current channel and/or address information dedicated for the subscriber radio will be stored; and

the wireless communication unit is adapted such that it will distribute data packages coming with an information describing the subscriber radio to which the data will be sent, to the subscriber radios in the related data storage field through various data channels by acquiring and arranging the data packages as radio station.

5. The location information acquiring system according to claim 1, wherein the communication unit enables the subscriber radio to communicate data with the main communication unit, and to receive and send data to the subscriber radio through the main communication unit;

the communication unit has a receiver/transmitter compatible with a trunked radio systems and;

the communication unit is adapted such that it will broadcast and receive broadcast from at least one data channel working in various frequencies wherein the communication can be performed compatible with the main communication unit.

6. The location information acquiring system according to claim 1, wherein the global location data organization unit is adapted such that it will communicate with the wireless communication unit, and channel modules and the repeaters can broadcast and receive in the said unit, through wire or wireless network.

7. The location information acquiring system according to claim 3, wherein at least one database connected with the global location data organization unit is adapted such that it will enable addressing within the network keeping the records of the addresses of other device and systems on the network including channel information which comprises control and traffic channel dedicated to the subscriber radio;

and present internally in the global location data organization unit or located on any cabled/wireless network or internet to which the global location data organization unit is connected.

8. The location information acquiring system according to claim 3, wherein the global location data organization unit is adapted such that it will enable a subscriber radio to transmit its own location information right after transmitting independent subscriber radio location information upon query and enable this process to be proceeded for all the subscriber radios that will send location data;

and the global location data organization unit is adapted such that it will broadcast addresses, location information transmission sequences and waiting times between the location data transmissions of the subscriber radio(s), the location information of which is wanted to be acquired, in the global location data sent at once.

9. The location information acquiring system according to claim 3, wherein the global location data organization unit is adapted such that it can process the acquired location information to at least one database, and the global location data organization unit is adapted such that it will prepare location queries as Trunking Signalling Block (TSBK) and send them.

10. The location information acquiring system according to claim 4, wherein the global location data organization unit is adapted such that it will compute the waiting time between the transmission as the time in which the subscriber radio transmits the data before the next subscriber radio sends the location data in order to prevent collisions;

the global location data organization unit is adapted such that it will broadcast the location information transmission time as from the first subscriber radio, the location information of which is wanted to be acquired, receives the query message in the global location query sent at once;

the global location data organization unit is adapted such that it will broadcast the location information transmission time computing all the delays in the system as from the first subscriber radio, the location information of which is wanted to be acquired, receives the query message in order to prevent data loss;

the global location data organization unit is adapted such that it will inform the other device and systems on the network it is located about its presence.

11. The location information acquiring system according to claim 3, wherein the repeater is adapted such that it will send the global location information it acquires directly to the global location data organization unit and/or broadcast the query messages it receives;

the repeater is adapted such that it will transmit the location query messages primarily in order to prevent or minimize the delay that can occur; and

the repeater is adapted such that it will update the time information recorded in the query message it receives by subtracting its own delay from the said time in order to prevent timing errors that can occur.

12. The location information acquiring system according to claim 3, wherein the wireless communication unit is adapted such that it will receive data and broadcast from a dedicated channel for global location data communication in order to occupy a minimum number of radio channels while sending location query and acquiring location data;

and the repeater is adapted such that it will update the global location data acquiring channel information in the query message of the global location data organization unit placing the channel information to be used at that time for the said process.

13. The location information acquiring system according to claim 1, wherein the global location receiver is adapted such that it will transmit the location information which it determines to the global location data transmission unit.

14. The location information acquiring system according to claim 1, wherein the global location data transmission unit is adapted such that it will perform the transmission of the location information which it receives from the global location receiver to the main communication unit through the communication unit;

and the global location data transmission unit is adapted such that it will transmit the global location information to the main communication unit through the radio channel in the incoming query message stating the identity of the subscriber radio on which it is located.

15. The location information acquiring system according to claim 1, wherein an internal timer is integrated to the global location data transmission unit and the internal timer is adapted such that it will start the transmission of location data triggering the global location data transmission unit when the time it is adjusted is over.

16. The location information acquiring system according to claim 7, wherein the global location data transmission unit is adapted such that it will continue to transmit the data packages normally until it triggers the timer and will not send location data;

and the global location data transmission unit is adapted such that it will transmit the location data to the related channel stopping the other data exchange upon the time to which the timer is adjusted is over and it is triggered.

17. The location information acquiring, system according to claim 5, wherein the global location data organization unit is adapted such that it will perform query again after the time in which all the subscriber radios can transmit their location information as from the moment of query transmission.

18. A location information acquiring method, which is adapted such that it will perform location information communications though a wireless communication unit in a case there is no dedicated channel for global location communication and perform location information communication through a dedicated location data channel directly without using a wireless communication unit, comprising the steps of:

preparing at least one location query including radio location information transmission sequences and waiting times for reaching at least one subscriber radio,

controlling “

is there a dedicated global location communication channel?”

,

a global location data organization unit reading the address and/or describer of the subscriber radio to which a query message is sent by finding from the database,

sending the query message read from the database to a wireless communication unit by using the data related with the subscriber radio to which the transmission is performed in order that it is transmitted to the desired radio,

the wireless communication unit broadcasting the message placing the global data acquiring channel dedicated dynamically for the subscriber radio to be queried into the query message,

the global location data organization unit reading, the subscriber radio to which the query message is sent by finding from the database and determining the query transmission channel,

the dedicated location information acquiring channel data being processed by the global location data organization unit to the query message,

the global location data organization unit sending the query by accessing directly the channel read from the database and related with the subscriber radio to which the transmission is performed,

the system starting to listen for the location information coming from the subscriber radios and the acquiring sequence of which is known,

controlling “

did the query message reach the repeater ?”

,

broadcasting the message again,

the subscriber radio(s) receiving the query message,

a timer being adjusted according to the time specified in the query message and being activated,

the location information received from the global location receiver being broadcasted by the subscriber radio upon the time is over,

controlling “

did the global location message reach the repeater ?”

,

the global location message being sent directly to the address of the global location data organization unit,

the location information being acquired in the global location data organization unit,

controlling “

can a new location query be sent?”

.

19. The location information acquiring method according to claim 18, wherein in the step of preparing at least one location query including radio location information transmission sequences and waiting times for reaching the subscriber radios, a query message comprising addresses of all the subscriber radios broadcasted at once and the location information of which is wanted to be acquired, the transmission time of the location information as from the first subscriber radio the location information of which is wanted to be acquired receives the query message and waiting times between the transmissions of the location data are transmitted to the subscriber radios.

20. The location information acquiring method according to claim 18, wherein in the step of preparing at least one location query including radio location information transmission sequences and waiting times for reaching the subscriber radios, the waiting time between the location information transmissions is computed minimum as the time in which the subscriber radio can send data before the next subscriber radio sends the location data.

21. The location information acquiring method according to claim 18, wherein in the step of preparing at least one location query including radio location information transmission sequences and waiting times for reaching the subscriber radios, the first subscriber radio, the time of the location information of which is wanted to be acquired, starting to transmit location information as from it receives the query message is adjusted minimum as it will allow the query to pass from all repeaters.

22. The location information acquiring method according to claim 18, wherein in the step of preparing at least one location query including radio location information transmission sequences and waiting times for reaching the subscriber radios, the waiting time for the subscriber radios from which the data is to be acquired before sending the location data is found by adding the multiplication of the time to be waited between the transmissions with the sequence number (the first radio being number 0) to the first waiting time.

23. The location information acquiring method according to claim 18, wherein the step of “

can a new query be sent?”

gives positive result after a time is over in which only the location information of all subscriber radios can be completely transmitted completely in turn as from the moment of query transmission and after all location information are acquired.