Methods and apparatus for overlapping MIMO physical sectors
First Claim
1. An apparatus, comprising:
- a plurality of directional antennas;
circuitry in communication with the directional antennas; and
at least one radio in communication with the directional antennas via the circuitry;
said apparatus configured to select at least one channel based on one or more channel characteristics and initiate a first transmission to a first multiple-input-multiple-output (MIMO)-capable portable wireless device, and further initiate a second transmission to a second multiple-input-multiple-output (MIMO)-capable portable wireless device, such that at least a portion of the first transmission occurs simultaneously with at least a portion of the second transmission and both occur via a first wireless protocol, where the apparatus is configured to;
receive first information from the first multiple-input-multiple-output (MIMO)-capable portable wireless device that is based on a first measurement performed by the first multiple-input-multiple-output (MIMO)-capable portable wireless device;
receive second information from the second multiple-input-multiple-output (MIMO)-capable portable wireless device that is based on a second measurement performed by the second multiple-input-multiple-output (MIMO)-capable portable wireless device;
alter at least one aspect of the first transmission in connection with a first multiple of the directional antennas, based on at least one of the first information or the second information, so as to direct the first transmission more towards the first multiple-input-multiple-output (MIMO)-capable portable wireless device as compared to the second multiple-input-multiple-output (MIMO)-capable portable wireless device, thereby reducing interference between the first transmission and the second transmission when the at least portion of the first transmission occurs simultaneously with the at least portion of the second transmission;
alter at least one aspect of the second transmission in connection with a second multiple of the directional antennas, based on at least one of the first information or the second information, so as to direct the second transmission more towards the second multiple-input-multiple-output (MIMO)-capable portable wireless device as compared to the first multiple-input-multiple-output (MIMO)-capable portable wireless device, thereby reducing the interference between the first transmission and the second transmission when the at least portion of the first transmission occurs simultaneously with the at least portion of the second transmission;
transmit first data in connection with the first transmission to the first multiple-input-multiple-output (MIMO)-capable portable wireless device, utilizing the first multiple of the directional antennas; and
transmit second data in connection with the second transmission to the second multiple-input-multiple-output (MIMO)-capable portable wireless device, utilizing the second multiple of the directional antennas;
said apparatus further configured to initiate a third transmission to a third multiple-input-multiple-output (MIMO)-capable portable wireless device via a second wireless protocol including a 802.11n protocol, where the first wireless protocol includes another 802.11 protocol other than the 802.11n protocol, and the apparatus is configured to;
receive third information from the third multiple-input-multiple-output (MIMO)-capable portable wireless device that is based on a third measurement performed by the third multiple-input-multiple-output (MIMO)-capable portable wireless device;
alter at least one aspect of the third transmission in connection with a third multiple of the directional antennas, based on the third information, so as to direct the third transmission towards the third multiple-input-multiple-output (MIMO)-capable portable wireless device; and
transmit third data in connection with the third transmission to the third multiple-input-multiple-output (MIMO)-capable portable wireless device, utilizing the third multiple of the directional antennas.
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Abstract
A system, method, and computer program product is provided to select at least one channel based on one or more channel characteristics and initiate a first transmission to a first multiple-input-multiple-output (MIMO)-capable portable wireless device, and further initiate a second transmission to a second multiple-input-multiple-output (MIMO)-capable portable wireless device, such that at least a portion of the first transmission occurs simultaneously with at least a portion of the second transmission and both occur via a first wireless protocol; and is further configured to initiate a third transmission to a third multiple-input-multiple-output (MIMO)-capable portable wireless device via a second wireless protocol including a 802.11n protocol, where the first wireless protocol includes another 802.11 protocol other than the 802.11n protocol.
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Citations
59 Claims
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1. An apparatus, comprising:
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a plurality of directional antennas; circuitry in communication with the directional antennas; and at least one radio in communication with the directional antennas via the circuitry; said apparatus configured to select at least one channel based on one or more channel characteristics and initiate a first transmission to a first multiple-input-multiple-output (MIMO)-capable portable wireless device, and further initiate a second transmission to a second multiple-input-multiple-output (MIMO)-capable portable wireless device, such that at least a portion of the first transmission occurs simultaneously with at least a portion of the second transmission and both occur via a first wireless protocol, where the apparatus is configured to; receive first information from the first multiple-input-multiple-output (MIMO)-capable portable wireless device that is based on a first measurement performed by the first multiple-input-multiple-output (MIMO)-capable portable wireless device; receive second information from the second multiple-input-multiple-output (MIMO)-capable portable wireless device that is based on a second measurement performed by the second multiple-input-multiple-output (MIMO)-capable portable wireless device; alter at least one aspect of the first transmission in connection with a first multiple of the directional antennas, based on at least one of the first information or the second information, so as to direct the first transmission more towards the first multiple-input-multiple-output (MIMO)-capable portable wireless device as compared to the second multiple-input-multiple-output (MIMO)-capable portable wireless device, thereby reducing interference between the first transmission and the second transmission when the at least portion of the first transmission occurs simultaneously with the at least portion of the second transmission; alter at least one aspect of the second transmission in connection with a second multiple of the directional antennas, based on at least one of the first information or the second information, so as to direct the second transmission more towards the second multiple-input-multiple-output (MIMO)-capable portable wireless device as compared to the first multiple-input-multiple-output (MIMO)-capable portable wireless device, thereby reducing the interference between the first transmission and the second transmission when the at least portion of the first transmission occurs simultaneously with the at least portion of the second transmission; transmit first data in connection with the first transmission to the first multiple-input-multiple-output (MIMO)-capable portable wireless device, utilizing the first multiple of the directional antennas; and transmit second data in connection with the second transmission to the second multiple-input-multiple-output (MIMO)-capable portable wireless device, utilizing the second multiple of the directional antennas; said apparatus further configured to initiate a third transmission to a third multiple-input-multiple-output (MIMO)-capable portable wireless device via a second wireless protocol including a 802.11n protocol, where the first wireless protocol includes another 802.11 protocol other than the 802.11n protocol, and the apparatus is configured to; receive third information from the third multiple-input-multiple-output (MIMO)-capable portable wireless device that is based on a third measurement performed by the third multiple-input-multiple-output (MIMO)-capable portable wireless device; alter at least one aspect of the third transmission in connection with a third multiple of the directional antennas, based on the third information, so as to direct the third transmission towards the third multiple-input-multiple-output (MIMO)-capable portable wireless device; and transmit third data in connection with the third transmission to the third multiple-input-multiple-output (MIMO)-capable portable wireless device, utilizing the third multiple of the directional antennas. - View Dependent Claims (2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15)
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16. A computer-implemented method, comprising:
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providing access to an access point including; a plurality of directional antennas; circuitry in communication with the directional antennas; and at least one radio in communication with the circuitry; selecting at least one channel based on one or more channel characteristics, for initiating a first transmission to a first multiple-input-multiple-output (MIMO)-capable portable wireless device and initiating a second transmission to a second multiple-input-multiple-output (MIMO)-capable portable wireless device, such that at least a portion of the first transmission occurs simultaneously with at least a portion of the second transmission and both occur via a first wireless protocol; receiving first information from the first multiple-input-multiple-output (MIMO)-capable portable wireless device that is based on a first measurement performed by the first multiple-input-multiple-output (MIMO)-capable portable wireless device; receiving second information from the second multiple-input-multiple-output (MIMO)-capable portable wireless device that is based on a second measurement performed by the second multiple-input-multiple-output (MIMO)-capable portable wireless device; altering at least one aspect of the first transmission in connection with a first multiple of the directional antennas, based on at least one of the first information or the second information, so as to direct the first transmission more towards the first multiple-input-multiple-output (MIMO)-capable portable wireless device as compared to the second multiple-input-multiple-output (MIMO)-capable portable wireless device, thereby reducing interference between the first transmission and the second transmission when the at least portion of the first transmission occurs simultaneously with the at least portion of the second transmission; altering at least one aspect of the second transmission in connection with a second multiple of the directional antennas, based on at least one of the first information or the second information, so as to direct the second transmission more towards the second multiple-input-multiple-output (MIMO)-capable portable wireless device as compared to the first multiple-input-multiple-output (MIMO)-capable portable wireless device, thereby reducing the interference between the first transmission and the second transmission when the at least portion of the first transmission occurs simultaneously with the at least portion of the second transmission; transmitting first data in connection with the first transmission to the first multiple-input-multiple-output (MIMO)-capable portable wireless device, utilizing the first multiple of the directional antennas; transmitting second data in connection with the second transmission to the second multiple-input-multiple-output (MIMO)-capable portable wireless device, utilizing the second multiple of the directional antennas; receiving third information from a third multiple-input-multiple-output (MIMO)-capable portable wireless device that is based on a third measurement performed by the third multiple-input-multiple-output (MIMO)-capable portable wireless device; altering at least one aspect of a third transmission in connection with a third multiple of the directional antennas, based on the third information, so as to direct the third transmission towards the third multiple-input-multiple-output (MIMO)-capable portable wireless device; and transmitting third data in connection with the third transmission to the third multiple-input-multiple-output (MIMO)-capable portable wireless device, utilizing the third multiple of the directional antennas, via a second wireless protocol including a 802.11n protocol, where the first wireless protocol includes another 802.11 protocol other than the 802.11n protocol. - View Dependent Claims (17, 18, 19, 20, 21, 22, 23, 24, 25, 26, 27, 28, 29)
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30. A computer-implemented method, comprising:
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positioning one or more access points so that the one or more access points provide a coverage dictated by a positioner of the one or more access points, each of the one or more access points including; a plurality of directional antennas; circuitry in communication with the directional antennas; and at least one radio in communication with the circuitry; selecting at least one channel based on one or more channel characteristics, for initiating a first transmission to a first multiple-input-multiple-output (MIMO)-capable portable wireless device and initiating a second transmission to a second multiple-input-multiple-output (MIMO)-capable portable wireless device, such that at least a portion of the first transmission occurs simultaneously with at least a portion of the second transmission and both occur via a first wireless protocol; receiving first information from the first multiple-input-multiple-output (MIMO)-capable portable wireless device that is based on a first measurement performed by the first multiple-input-multiple-output (MIMO)-capable portable wireless device; receiving second information from the second multiple-input-multiple-output (MIMO)-capable portable wireless device that is based on a second measurement performed by the second multiple-input-multiple-output (MIMO)-capable portable wireless device; altering at least one aspect of the first transmission in connection with a first multiple of the directional antennas, based on at least one of the first information or the second information, so as to direct the first transmission more towards the first multiple-input-multiple-output (MIMO)-capable portable wireless device as compared to the second multiple-input-multiple-output (MIMO)-capable portable wireless device, thereby reducing interference between the first transmission and the second transmission when the at least portion of the first transmission occurs simultaneously with the at least portion of the second transmission; altering at least one aspect of the second transmission in connection with a second multiple of the directional antennas, based on at least one of the first information or the second information, so as to direct the second transmission more towards the second multiple-input-multiple-output (MIMO)-capable portable wireless device as compared to the first multiple-input-multiple-output (MIMO)-capable portable wireless device, thereby reducing the interference between the first transmission and the second transmission when the at least portion of the first transmission occurs simultaneously with the at least portion of the second transmission; transmitting first data in connection with the first transmission to the first multiple-input-multiple-output (MIMO)-capable portable wireless device, utilizing the first multiple of the directional antennas; transmitting second data in connection with the second transmission to the second multiple-input-multiple-output (MIMO)-capable portable wireless device, utilizing the second multiple of the directional antennas; receiving third information from a third multiple-input-multiple-output (MIMO)-capable portable wireless device that is based on a third measurement performed by the third multiple-input-multiple-output (MIMO)-capable portable wireless device; altering at least one aspect of a third transmission in connection with a third multiple of the directional antennas, based on the third information, so as to direct the third transmission towards the third multiple-input-multiple-output (MIMO)-capable portable wireless device; and transmitting third data in connection with the third transmission to the third multiple-input-multiple-output (MIMO)-capable portable wireless device, utilizing the third multiple of the directional antennas, via a second wireless protocol including a 802.11n protocol, where the first wireless protocol includes another 802.11 protocol other than the 802.11n protocol. - View Dependent Claims (31, 32, 33, 34, 35, 36, 37, 38, 39, 40, 41, 42, 43)
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44. A computer-implemented method, comprising:
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providing access to an access point including; a plurality of directional antennas; circuitry in communication with the directional antennas; and at least one radio in communication with the circuitry; sending a first signal to a first multiple-input-multiple-output (MIMO)-capable portable wireless device; receiving a second signal from the first multiple-input-multiple-output (MIMO)-capable portable wireless device; based on the second signal, permitting data communication via the access point for the first multiple-input-multiple-output (MIMO)-capable portable wireless device; sending a third signal to a second multiple-input-multiple-output (MIMO)-capable portable wireless device; receiving a fourth signal from the second multiple-input-multiple-output (MIMO)-capable portable wireless device; based on the fourth signal, permitting data communication via the access point for the second multiple-input-multiple-output (MIMO)-capable portable wireless device; selecting at least one channel based on one or more channel characteristics, for initiating a first transmission to the first multiple-input-multiple-output (MIMO)-capable portable wireless device and initiating a second transmission to the second multiple-input-multiple-output (MIMO)-capable portable wireless device, such that at least a portion of the first transmission occurs simultaneously with at least a portion of the second transmission and both occur via a first wireless protocol; receiving first information from the first multiple-input-multiple-output (MIMO)-capable portable wireless device that is based on a first measurement performed by the first multiple-input-multiple-output (MIMO)-capable portable wireless device; receiving second information from the second multiple-input-multiple-output (MIMO)-capable portable wireless device that is based on a second measurement performed by the second multiple-input-multiple-output (MIMO)-capable portable wireless device; altering at least one aspect of the first transmission in connection with a first multiple of the directional antennas, based on at least one of the first information or the second information, so as to direct the first transmission more towards the first multiple-input-multiple-output (MIMO)-capable portable wireless device as compared to the second multiple-input-multiple-output (MIMO)-capable portable wireless device, thereby reducing interference between the first transmission and the second transmission when the at least portion of the first transmission occurs simultaneously with the at least portion of the second transmission; altering at least one aspect of the second transmission in connection with a second multiple of the directional antennas, based on at least one of the first information or the second information, so as to direct the second transmission more towards the second multiple-input-multiple-output (MIMO)-capable portable wireless device as compared to the first multiple-input-multiple-output (MIMO)-capable portable wireless device, thereby reducing the interference between the first transmission and the second transmission when the at least portion of the first transmission occurs simultaneously with the at least portion of the second transmission; transmitting first data in connection with the first transmission to the first multiple-input-multiple-output (MIMO)-capable portable wireless device, utilizing the first multiple of the directional antennas; transmitting second data in connection with the second transmission to the second multiple-input-multiple-output (MIMO)-capable portable wireless device, utilizing the second multiple of the directional antennas; receiving third information from a third multiple-input-multiple-output (MIMO)-capable portable wireless device that is based on a third measurement performed by the third multiple-input-multiple-output (MIMO)-capable portable wireless device; altering at least one aspect of a third transmission in connection with a third multiple of the directional antennas, based on the third information, so as to direct the third transmission towards the third multiple-input-multiple-output (MIMO)-capable portable wireless device; and transmitting third data in connection with the third transmission to the third multiple-input-multiple-output (MIMO)-capable portable wireless device, utilizing the third multiple of the directional antennas, via a second wireless protocol including a 802.11n protocol, where the first wireless protocol includes another 802.11 protocol other than the 802.11n protocol. - View Dependent Claims (45, 46, 47, 48, 49, 50, 51, 52, 53, 54, 55, 56, 57, 58)
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59. A computer-implemented method, comprising:
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positioning one or more access points so that the one or more access points provide a desired coverage, each of the one or more access points including; a plurality of directional antennas; circuitry in communication with the directional antennas; and at least one radio in communication with the circuitry; causing communicative coupling between the one or more access points and a server; receiving a first signal from a first multiple-input-multiple-output (MIMO)-capable portable wireless device; based on the first signal, permitting data communication via the access point for the first multiple-input-multiple-output (MIMO)-capable portable wireless device; receiving a second signal from a second multiple-input-multiple-output (MIMO)-capable portable wireless device; based on the second signal, permitting data communication via the access point for the second multiple-input-multiple-output (MIMO)-capable portable wireless device; selecting at least one channel based on one or more channel characteristics, for initiating a first transmission to the first multiple-input-multiple-output (MIMO)-capable portable wireless device and initiating a second transmission to the second multiple-input-multiple-output (MIMO)-capable portable wireless device, such that at least a portion of the first transmission occurs simultaneously with at least a portion of the second transmission and both occur via a first wireless protocol; receiving first information from the first multiple-input-multiple-output (MIMO)-capable portable wireless device that is based on a first measurement performed by the first multiple-input-multiple-output (MIMO)-capable portable wireless device; receiving second information from the second multiple-input-multiple-output (MIMO)-capable portable wireless device that is based on a second measurement performed by the second multiple-input-multiple-output (MIMO)-capable portable wireless device; altering at least one aspect of the first transmission in connection with a first multiple of the directional antennas, based on at least one of the first information or the second information, so as to direct the first transmission more towards the first multiple-input-multiple-output (MIMO)-capable portable wireless device as compared to the second multiple-input-multiple-output (MIMO)-capable portable wireless device, thereby reducing interference between the first transmission and the second transmission when the at least portion of the first transmission occurs simultaneously with the at least portion of the second transmission; altering at least one aspect of the second transmission in connection with a second multiple of the directional antennas, based on at least one of the first information or the second information, so as to direct the second transmission more towards the second multiple-input-multiple-output (MIMO)-capable portable wireless device as compared to the first multiple-input-multiple-output (MIMO)-capable portable wireless device, thereby reducing the interference between the first transmission and the second transmission when the at least portion of the first transmission occurs simultaneously with the at least portion of the second transmission; transmitting first data in connection with the first transmission to the first multiple-input-multiple-output (MIMO)-capable portable wireless device, utilizing the first multiple of the directional antennas; transmitting second data in connection with the second transmission to the second multiple-input-multiple-output (MIMO)-capable portable wireless device, utilizing the second multiple of the directional antennas; receiving third information from a third multiple-input-multiple-output (MIMO)-capable portable wireless device that is based on a third measurement performed by the third multiple-input-multiple-output (MIMO)-capable portable wireless device; altering at least one aspect of a third transmission in connection with a third multiple of the directional antennas, based on the third information, so as to direct the third transmission towards the third multiple-input-multiple-output (MIMO)-capable portable wireless device; and transmitting third data in connection with the third transmission to the third multiple-input-multiple-output (MIMO)-capable portable wireless device, utilizing the third multiple of the directional antennas, via a second wireless protocol including a 802.11n protocol, where the first wireless protocol includes another 802.11 protocol other than the 802.11n protocol.
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Specification