RADIO COMMUNICATION APPARATUS, RADIO NETWORK SYSTEM, AND DATA LINK CONSTRUCTION METHOD USED FOR THE SAME
First Claim
1. A radio communication apparatus, comprising:
- a line-of-sight communication processing part that controls a beam from a phased array antenna to establish a line-of-sight communication, which is used when there is no obstacle in a radio transmission channel;
an over-the-horizon communication processing part that controls the beam from said phased array antenna to establish an over-the-horizon communication, which is used when there is an obstacle in said radio transmission channel; and
an aerial-vehicle communication processing part that controls the beam from said phased array antenna to establish an aerial-vehicle communication, which is used for communication with a communication node on a flying object,wherein said phased array antenna switches among said line-of-sight communication, said over-the-horizon communication and said aerial-vehicle communication.
1 Assignment
0 Petitions
Accused Products
Abstract
The present invention provides a radio communication apparatus that does not need installation of multiple radio devices in a communication node and requires only a single radio device to construct a data link of any of line-of-sight communication, over-the-horizon communication and aerial-vehicle communication. A radio communication apparatus includes a line-of-sight communication processing part that controls a beam from a phased array antenna to establish a line-of-sight communication, which is used when there is no obstacle in a radio transmission channel, an over-the-horizon communication processing part that controls the beam from the phased array antenna to establish an over-the-horizon communication, which is used when there is an obstacle in the radio transmission channel, and an aerial-vehicle communication processing part that controls the beam from the phased array antenna to establish an aerial-vehicle communication, which is used for communication with a communication node on a flying object, and the phased array antenna switches among the line-of-sight communication, the over-the-horizon communication and the aerial-vehicle communication.
-
Citations
18 Claims
-
1. A radio communication apparatus, comprising:
-
a line-of-sight communication processing part that controls a beam from a phased array antenna to establish a line-of-sight communication, which is used when there is no obstacle in a radio transmission channel; an over-the-horizon communication processing part that controls the beam from said phased array antenna to establish an over-the-horizon communication, which is used when there is an obstacle in said radio transmission channel; and an aerial-vehicle communication processing part that controls the beam from said phased array antenna to establish an aerial-vehicle communication, which is used for communication with a communication node on a flying object, wherein said phased array antenna switches among said line-of-sight communication, said over-the-horizon communication and said aerial-vehicle communication. - View Dependent Claims (2, 3, 4, 5, 6, 7, 8)
-
-
9. A data link construction method, wherein a radio communication apparatus is configured to be capable of performing:
-
a line-of-sight communication processing that controls a beam from a phased array antenna to establish a line-of-sight communication, which is used when there is no obstacle in a radio transmission channel; an over-the-horizon communication processing that controls the beam from said phased array antenna to establish an over-the-horizon communication, which is used when there is an obstacle in said radio transmission channel; and an aerial-vehicle communication processing that controls the beam from said phased array antenna to establish an aerial-vehicle communication, which is used for communication with a communication node on a flying object, and the data link construction method comprises a switch processing that switches among said line-of-sight communication, said over-the-horizon communication and said aerial-vehicle communication with said phased array antenna. - View Dependent Claims (10, 11, 12, 13, 14)
-
-
15. A data link construction method, wherein a network that avoids interference between communications in multiple directions is formed by determining said communication method, determining a multiple access parameter and performing null control of said antenna pattern according to a network routing indication from an external control device.
-
16. A data link construction method, wherein a radio communication apparatus is configured to be capable of performing:
-
a line-of-sight communication processing that controls a beam from a phased array antenna to establish a line-of-sight communication, which is used when there is no obstacle in a radio transmission channel; an over-the-horizon communication processing that controls the beam from said phased array antenna to establish an over-the-horizon communication, which is used when there is an obstacle in said radio transmission channel; and an aerial-vehicle communication processing that controls the beam from said phased array antenna to establish an aerial-vehicle communication, which is used for communication with a communication node on a flying object, and the data link construction method comprises a switch processing that switches among said line-of-sight communication, said over-the-horizon communication and said aerial-vehicle communication with said phased array antenna, and a determination processing is performed to determine which of said line-of-sight communication, said over-the-horizon communication and said aerial-vehicle communication is to be used based on positional information from an opposing link target apparatus, and the beam from said phased array antenna is controlled according to the communication processing corresponding to the communication method determined by said determination processing to be used, wherein a one-to-N or N-to-N radio link network is formed by a combination of multiple beams from said phased array antenna and a multiple access method (N represents an integer equal to or greater than
2). - View Dependent Claims (17)
-
-
18. A radio communication apparatus, comprising:
-
a line-of-sight communication processing means that controls a beam from a phased array antenna to establish a line-of-sight communication, which is used when there is no obstacle in a radio transmission channel; an over-the-horizon communication processing means that controls the beam from said phased array antenna to establish an over-the-horizon communication, which is used when there is an obstacle in said radio transmission channel; and an aerial-vehicle communication processing means that controls the beam from said phased array antenna to establish an aerial-vehicle communication, which is used for communication with a communication node on a flying object, wherein said phased array antenna switches among said line-of-sight communication, said over-the-horizon communication and said aerial-vehicle communication.
-
Specification