SYSTEMS AND METHODS FOR A SELF-OPTIMIZING DISTRIBUTED ANTENNA SYSTEM
First Claim
1. A method for adjusting performance in a distributed antenna system, the method comprising:
- adjusting the performance of at least one remote unit in the distributed antenna system during a startup phase based on a spectral environment of the at least one remote unit, wherein the spectral environment is monitored with a scanning receiver on the at least one remote unit; and
adjusting the performance of the at least one remote unit during a normal operation phase of the at least one remote unit.
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Accused Products
Abstract
Systems and methods for a self-optimizing distributed antenna system are provided. In certain embodiments, a distributed antenna system comprises a host unit configured to control the operation of the distributed antenna system; and a plurality of remote units coupled to the host unit. In at least one embodiment, a remote unit in the plurality of remote antenna units comprises a scanning receiver configured to receive signals in a plurality of frequency bands; at least one transceiver configured to transmit and receive signals in a frequency band in the plurality of frequency bands; and a remote unit controller configured to control an uplink gain level of the at least one transceiver and tune the scanning receiver to a frequency band in the plurality of frequency bands.
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Citations
49 Claims
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1. A method for adjusting performance in a distributed antenna system, the method comprising:
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adjusting the performance of at least one remote unit in the distributed antenna system during a startup phase based on a spectral environment of the at least one remote unit, wherein the spectral environment is monitored with a scanning receiver on the at least one remote unit; and adjusting the performance of the at least one remote unit during a normal operation phase of the at least one remote unit. - View Dependent Claims (2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17, 18, 19)
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20. A distributed antenna system, the system comprising:
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a host unit configured to control the operation of the distributed antenna system; a plurality of remote units coupled to the host unit, wherein a remote unit in the plurality of remote antenna units comprises; a scanning receiver configured to receive signals in a plurality of frequency bands; at least one transceiver configured to transmit and receive signals in a frequency band in the plurality of frequency bands; and a remote unit controller configured to control an uplink gain level of the at least one transceiver and tune the scanning receiver to a frequency band in the plurality of frequency bands. - View Dependent Claims (21, 22, 23, 24, 25, 26, 27, 28, 29)
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30. A method for a adjusting the performance of a distributed antenna system, the method comprising:
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tuning a receive frequency of a scanning receiver in a remote unit to receive signals in a frequency band, wherein the scanning receiver is tunable to receive signals in a plurality of frequency bands; measuring characteristics of the signals received in the plurality of frequency bands; transmitting the measured characteristics to a system controller; setting transmission power and uplink gain for at least one transceiver based on the measured characteristics, where the at least one transceiver is configured to communicate radio frequency signals with mobile devices. - View Dependent Claims (31, 32, 33)
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34. A remote unit, the remote unit comprising:
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at least one transceiver configured to communicate radio frequency signals with mobile devices, wherein each transceiver in the at least one transceiver is configured to transmit and receive signals in a particular frequency band; a scanning receiver that is tunable to receive radio frequency signals in a plurality of frequency bands, wherein the plurality of frequency bands comprises frequency bands associated with the at least one transceiver; and a controller configured to tune the scanning receiver to a frequency band in the plurality of frequency bands. - View Dependent Claims (35, 36, 37, 38, 39, 40, 41, 42, 43)
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44. A method for adjusting the performance of a distributed antenna system, the method comprising:
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transmitting a signal in a frequency band from a first transceiver in a first remote unit; tuning a second scanning receiver in a second remote unit to the frequency band, wherein the second remote unit includes the second scanning receiver and a second transceiver; determining a power level of the signal received at the second remote unit; and adjusting a transmission power level of the first transceiver in the first remote unit based on the determined power level. - View Dependent Claims (45)
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46. A method for adjusting the performance of a distributed antenna system, the method comprising:
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receiving a signal from an external signal source, where the external signal source communicates with the distributed antenna system by communicating with a remote unit; monitoring a limiter in the remote unit; determining how often the signal engages the limiter; and adjusting a gain level for received signals in the remote unit based on the determination of how often the signal engages the limiter.
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47. The method of 46, wherein determining how often the signal engages the limiter comprises:
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determining how often the limiter is engaged during a time period; determining that the gain level is too high when the limiter engages more times than a threshold limit for engagement of the limiter.
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48. A method for adjusting the performance of a distributed antenna system, the method comprising:
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monitoring operation of a remote unit in the distributed antenna system; determining when a failure occurs in the remote unit; generating an alarm, wherein the alarm notifies a system controller for the distributed antenna system that a failure has occurred in the remote unit; and adjusting the operation of adjacent remote units in the distributed antenna system to compensate for the failure in the remote unit, wherein the adjacent remote units are spatially adjacent to the remote unit. - View Dependent Claims (49)
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Specification