Method of transmitting and receiving radio signals

FIELD: radio engineering, communication.

SUBSTANCE: invention relates to communication engineering and can be used to determine spatial coordinates of a fixed or mobile radio facility (RO) receiving radio signals. The technical result is high efficiency and simplification of corresponding radio systems. A driving RO transmits radio signals with given individual characteristics. The radio signals are received by serially numbered driven RO. The time of reception is recorded and radio signals identical to radio signals of the driving RO are emitted after a delay time given individually for each driven RO. A receiving RO receives radio signals of the driving and driven RO, generates a series from the plurality thereof and, based on the given coordinates of phase centres of antennae thereof and time of reception of radio signals taking into account overall delay time, coordinates of the phase centre of the antenna of the receiving RO are determined.

EFFECT: method does not require overall synchronisation of the plurality of radio facilities transmitting and receiving radio signals.

 

The invention relates to communications, and more particularly to a method of transmitting and receiving radio signals to and retrieve information in the reception information system. Such systems include, in particular, radio navigation and radar systems, radio, radio equipment, radio results the surface of the Earth and other [Radio system /Umetaliev and others/ edited Umetalieva. - M: CI"Academy", 2008, p.7]. The inventive method relates to the transmission and reception of radio signals and extract information in the reception information system located at the receiving radio signals radio object, stationary or movable. Radio signals transmit stationary radio objects in an amount of not less than four coordinates of the phase centers of the antennas. The implementation of the method will allow, in particular, to measure the spatial coordinates of radio objects, to facilitate the appropriate extraction system information, to increase their technical and economic efficiency, taking into account all components affecting the cost and technical performance.

Known methods of transmitting and receiving radio signals to and retrieve information in the information system used, including, for measuring the coordinates of radio objects based on the use of the angle of the situations, rangefinder, differential and total-ranging and combined methods of determining the location of the object with the amplitude, time, frequency, phase and pulse-phase methods of measurement of parameters of radio Patents of the Russian Federation№№2018855, 2115137, 2258242, 2264598, 2309420, 2325666, 2363117, 2371737, 2378660; fundamentals of test aircraft./ Awikiwiki and others / edited Ehigiator. - M.: Machinest., 1979, p.64-89; Radio system./Umetaliev and others/ edited Umetalieva. - M: CI "Academy", 2008, p.17-18, PP-7.4, chief 10.; Melnikov P., Popov S.V. Radiotechnical reconnaissance. Methods of evaluating the effectiveness of the positioning of the radiation sources. - M.: "radio", 2008, mainly 5]. The known methods have various disadvantages, such as the need for mechanical movement of the antenna system, the inability to uniquely determine the coordinates of the object, the need for a priori information about the location of the object, the need for common synchronization of transmitting and receiving radio signals of radio objects, lack of reliability. According to the criterion of minimal sufficiency, the closest one is the method of transmitting and receiving radio signals to and retrieve information in the information system under the patent RU №2453999.

The advantage of the proposed method of transmitting and receiving radio signals to and retrieve information in the information is Onna system in comparison with the known is the possibility of increasing the technical and economic efficiency of radio systems measurement of spatial coordinates and other characteristics of the object, functionally associated with its coordinates, including ensuring the accuracy and reliability of their measurement in accordance with modern requirements. This is achieved in that, in particular, does not require total synchronization of the combined transmitting and receiving radio signals of radio objects. This simplifies the determination of the spatial coordinates.

To achieve the technical result in accordance with the present invention, in the method for transmitting and receiving radio signals to and retrieve information in the information system, located at the receiving radio signals radio object, stationary or mobile, a leading stationary transmitting radio object, with the given coordinates of the phase center of the transmitting antenna x0, y0, z0with index 0 in the given three-dimensional Cartesian coordinate system (X, Y, Z), transmits radio signals with predetermined individual characteristics, including, if necessary composite signals with predetermined individual characteristics of their elements and their separation at the reception, a set is not necessarily equal intervals of transmission, these signals takes a group of n-th slave radio transmitter / receiver stationary radio objects, ordering numbered, the number is as N is not less than three, with given coordinates of the phase centers of the antennas xn, yn, znindex n, where n varies from 1 to N, in the specified coordinate system (X, Y, Z), and the phase centers of the antennas mentioned master and slave radio objects are not located in one plane, it also receives radio signals mentioned receiving radio site, with the initial condition mentioned slave and host of radio facilities include the reception of radio signals, identical to the radio, the leading radio object, each of the said slave radio objects when radio reception is the leading radio object record time of admission, after logging off at the reception, the receiving radio device through the specified individually for each slave radio object delay time, measured from a specified time of registration, to include transmission of the transmitting signal identical to the signal mentioned leading radio object, device, after sending off and after a specified individually for each slave radio object delay time measured from the specified date of registration includes the reception of the receiving radio device, and follow the eat radio reception all the steps again, while radio signals transmit mentioned the master and slave radio objects to provide a specified ordered sequential their arrival at the said receiving radio site located in any point of space, through the appropriate assignment of the specified delays and opportunity identification signals transmitted mentioned leading radio facility mentioned receiving radio object, for example, but not necessarily, by transmitting two consecutive signals leading radio object with a specified time delay, providing a minimum time interval between each of the adjacent time taken on the aforementioned radio host object signals in any point of space, at the above-mentioned radio host object receive radio signals, record the moments of the times of reception of radio signals from the master and slave radio objects in the set on this object reference system time, identify radio signals mentioned leading radio object, form a set of signals mentioned master and slave radio objects in series and this series at the given coordinate (x0, y0, z0and xn, yn , z0and the moments of the times of reception of radio signals with delay of radio signals in wireless links, including, including specified specified delay times, calculate predominantly spatial coordinates of the phase center of the antenna receiving radio object, and, if necessary, other trajectory characteristics of the object, the information display and, if necessary, passed on to consumers, as well as for receiving radio object if necessary, make the determination of the position of the phase center of the antenna radio control object with the given coordinates of the phase center of the antenna at the specified coordinate system (X, Y, Z), constituent elements which are identical constituent elements mentioned radio host object in addition , radio control object calculate the error of determining the coordinates of the phase center of the antenna and, if necessary, this information is passed on the aforementioned radio host object.

In the existing level of technology not identified sources of information, which would contain information about how the same destination with the specified set of features. Below the invention is described in more detail.

The method consists in the following.

Reception R is biosignals and retrieval of information, including the spatial coordinates of the radio object is produced on the receiving radio signals radio object, stationary or movable. The radio produces leading stationary transmitting radio object with the given coordinates of the phase center of the transmitting antenna x0, y0, z0with index 0 in the given three-dimensional Cartesian coordinate system (X, Y, Z). It transmits radio signals with predetermined individual characteristics, including, if necessary composite signals with predetermined individual characteristics of their elements [Varakin LE systems Theory signals. -M.: "Owls. radio", 1978, p.18] and with the possibility of their separation at the reception. The transfer is performed via the specified optional uniform spacing of the transmission. These signals takes a group of n-th slave radio transmitter / receiver stationary radio objects, ordering numbered, the number N is not less than three (together with the specified leading radio object number of radio-transmitting objects should be not less than four). The coordinates of the phase centers of the antennas xn, yn, znindex n, where n varies from 1 to N, defined in the specified coordinate system (X, Y, Z). In this phase centers of the antennas of driving and driven radio about the projects are not located in one plane. It also receives radio signals mentioned radio host object.

In the initial state, the slave and the host of radio facilities include the reception of radio signals, identical to the radio, the leading radio object. On each slave radio objects when radio reception is the leading radio object record time of admission. After check-off on receiving the receiving signal device. After a specified individually for each slave radio object delay time, measured from a specified time of registration, include a transmitting unit for transmitting the radio signal identical to the signal leading radio object. After sending off. After a specified individually for each slave radio object delay time measured from the specified date of registration includes the reception of the receiving radio device. Subsequent radio reception all the steps again. Radio signals transmit the master and slave radio objects to provide a specified ordered sequential their arrival at the receiving radio site, located anywhere in the space. This is achieved through the ACC is stuudio job for those delays and possible identification on the receiving radio object signals, transmitted leading radio object, for example, but not necessarily, by transmitting two consecutive signals leading radio object with a specified time delay, providing a minimum time interval between each of the adjacent time taken for receiving radio object radio frequency signal at any point in space.

On the receiving radio object receive radio signals and record the moments of the times of reception of radio signals from master and slave radio objects in the set on this object reference system time. The radio mentioned the leading radio object identify and create a set of radio master and slave radio objects in the series. For this series at the given coordinate (x0, y0, z0and xn, yn, znand the moments of the times of reception of radio signals with delay of radio signals in wireless links, including, including specified specified delay times, calculate predominantly spatial coordinates of the phase center of the antenna receiving radio object, and, if necessary, other trajectory characteristics of this object. This information display and, if necessary, passed on to consumers.

As for minimumvariance object if necessary, make the determination of the position of the phase center of the antenna radio control object with the given coordinates of the phase center of the antenna in a specified system coordinates (X, Y, Z), constituent elements which are identical constituent elements mentioned radio host object. In addition, radio control object calculate the error of determining the coordinates of the phase center of the antenna and, if necessary, this information is passed to the receiving radio object.

List the main advantages of this method:

- provides an unambiguous retrieval of information about the spatial coordinates of the object with high accuracy corresponding to modern requirements,

- does not require total synchronization of the combined transmitting and receiving radio signals of radio objects

- provides the ability to make measurements using one of the known radio engineering methods and existing components and microprocessor technology,

ensures effective use of the radio spectrum,

all objects use the same equipment (receiving and transmitting radio device, registrars, etc.),

- no wired, fiber optic, relay, etc. radio,

- reception and transfer to the slave radio objects combined in a single antenna

- implementation of the method simpler and cheaper than the big guys,

- allows implementing TLAT simultaneous measurement on an unlimited number of radio objects.

The effectiveness and efficiency of the proposed method is that it can be applied in practice for the development and improvement of radio systems definition, primarily coordinates of objects, as well as in other applications. The method allows to determine with great accuracy and simpler in comparison with known methods.

Thus, the inventive method provides the appearance of new properties that are not achievable in the analogues. The analysis has allowed to establish: analogues with a set of characteristics is identical for all features of the claimed technical solution is available, which indicates compliance of the claimed method the condition of "novelty".

Also revealed no known effect provided the essential features of the claimed invention of actions to achieve a specific result. Therefore, the claimed invention meets the condition of patentability "inventive step".

The mode of transmission, reception and retrieval of information in the information system, located at the receiving radio signals radio object, fixed or movable, in which the leading stationary transmitting radio object, with the given coordinates of the phase center of the transmitting antenna x0y 0, z0with index 0 in the given three-dimensional Cartesian coordinate system (X, Y, Z), transmits radio signals with predetermined individual characteristics, including, if necessary composite signals with predetermined individual characteristics of their elements and their separation at the reception, a set is not necessarily equal intervals of transmission, these signals takes a group of n-th slave radio transmitter / receiver stationary radio objects, orderly numbered, the number N is not less than three, with the coordinates of the phase centers of the antennas xn, yn, znindex n, where n varies from 1 to N, in the specified coordinate system (X, Y, Z), and the phase centers of the antennas mentioned master and slave radio objects are not located in one plane, it also receives radio signals mentioned receiving radio site, with the initial condition mentioned slave and host of radio facilities include the reception of radio signals, identical to the radio, the leading radio object, each of the said slave radio objects when radio reception is the leading radio object record the time of reception after check off to receive the receiving signal, and then after a specified individually for each slave radio object delay time, measured from a specified time of registration, to include transmission of the transmitting signal identical to the signal mentioned leading radio object, device, after sending off and after a specified individually for each slave radio object delay time measured from the specified date of registration includes the reception of the receiving radio device, and subsequent radio reception all the steps again, when the radio signal transmit mentioned the master and slave radio objects to provide a specified ordered sequential their arrival at the said receiving radio site located in any point of space, through the appropriate assignment of the specified delays and opportunity identification radio signals transmitted mentioned leading radio facility mentioned receiving radio object, for example, by passing two consecutive signals leading radio object with a specified time delay, providing a minimum time interval between each of the adjacent time taken on the aforementioned radio host object signals in any point of space, at the above-mentioned host for the technical object receive radio signals, record the moments of the times of reception of radio signals from the master and slave radio objects in the set on this object reference system time, identify radio signals mentioned leading radio object, form a set of signals mentioned master and slave radio objects in series and this series at the given coordinate (x0, y0, z0and xn, yn, znand the moments of the times of reception of radio signals with delay of radio signals in wireless links, including, including specified specified delay times, calculates the spatial coordinates of the phase center of the antenna receiving radio object, and, if necessary, other trajectory characteristics for this object, this information display and, if necessary, passed to the consumers as well as for receiving radio object if necessary, make the determination of the position of the phase center of the antenna radio control object with the given coordinates of the phase center of the antenna at the specified coordinate system (X, Y, Z), constituent elements which are identical constituent elements mentioned radio host object in addition , radio control object perform a calculation error the distribution of the coordinates of the phase center of the antenna and this information is passed at the said receiving radio site.



 

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