Power control method and system for wireless networks
View Patent ↗Examples are disclosed for a system to improve wireless spectral efficiency, including a processor, memory coupled to the processor, a radio coupled to the processor, one or more antennas coupled to the radio, wireless logic to be executed on the processor component to process reception of a high-power request for open sharing (ROS) signal by a master wireless receiver from a master wireless transmitter and to process transmission of a high-power confirmation of open sharing (COS) signal to the master wireless transmitter, the high-power COS signal comprising an indication of a desired reduction of transmission power level from high power by the master wireless transmitter, and a timer initiated by the high-power COS signal, the timer to indicate a period of time when the master wireless transmitter and master wireless receiver are enabled for low-power communication.
1. An apparatus to improve wireless spectral efficiency, comprising:
a processor component;
a wireless transceiver to receive a wireless signal;
wireless logic to be executed on the processor component to process reception of a higher-power request for open sharing (ROS) signal by a master wireless receiver from a master wireless transmitter and to process transmission of a higher-power confirmation of open sharing (COS) signal to the master wireless transmitter, the higher-power COS signal to comprise an indication of a reduction of transmission power level by the master wireless transmitter; and
a timer initiated by the higher-power COS signal, the timer to indicate a period of time when the master wireless transmitter and master wireless receiver are enabled for lower-power communication.
2. The apparatus of claim 1 , further comprising:
the master wireless receiver to transmit the higher-power COS signal to a slave wireless transmitter and to a slave wireless receiver, the timer to indicate a period of time when the slave wireless transmitter and slave wireless receiver are enabled for lower-power communication, the higher-power COS used by a slave processor to calculate at least one of a maximum transmission power of the slave wireless transmitter and a maximum tolerable power at the slave wireless receiver.
3. The apparatus of claim 2 , the slave processor further to calculate a signal to interference noise ratio at the slave wireless receiver by use of the maximum transmission power of the slave wireless transmitter and a maximum tolerable power at the slave wireless receiver.
4. The apparatus of claim 3 , the slave wireless transmitter and the slave wireless receiver to operate by reusing a time and frequency resource at reduced power based upon the signal to interference noise ratio at the slave wireless receiver.
5. The apparatus of claim 1 , the higher-power COS signal to comprise a reference modulation and coding scheme (MCS) level.
6. The apparatus of claim 1 , the higher-power ROS signal to comprise at least one of a current full transmission power level of the master wireless transmitter and an allowed interference level that the master wireless receiver is able to tolerate.
7. The apparatus of claim 1 , the ROS signal combined with a request to transmit (RTX) signal, and the COS signal combined with a clear to send (CTS) signal.
8. The apparatus of claim 1 , the ROS signal transmitted less frequently than a request to transmit (RTX) signal, and the COS signal transmitted less frequently than a clear to send (CTS) signal.
9. A system to improve wireless spectral efficiency, comprising:
a processor component;
memory coupled to the processor component;
a radio coupled to the processor component;
one or more antennas coupled to the radio;
wireless logic to be executed on the processor component to process reception of a higher-power request for open sharing (ROS) signal by a master wireless receiver from a master wireless transmitter and to process transmission of a higher-power confirmation of open sharing (COS) signal to the master wireless transmitter, the higher-power COS signal to comprise an indication of a reduction of transmission power level by the master wireless transmitter; and
a timer initiated by the higher-power COS signal, the timer to indicate a period of time when the master wireless transmitter and master wireless receiver are enabled for lower-power communication.
10. The system of claim 9 , further comprising:
the master wireless receiver to transmit the higher-power COS signal to a slave wireless transmitter and to a slave wireless receiver, the timer to indicate a period of time when the slave wireless transmitter and slave wireless receiver are enabled for lower-power communication, the higher-power COS used by a slave processor to calculate at least one of a maximum transmission power of the slave wireless transmitter and a maximum tolerable power at the slave receiver,
the slave processor further to calculate a signal to interference noise ratio at the slave wireless receiver by use of the maximum transmission power of the slave wireless transmitter and a maximum tolerable power at the slave wireless receiver, and
the slave wireless transmitter and the slave wireless receiver to operate by reusing a time and frequency resource at reduced power based upon the signal to interference noise ratio at the slave wireless receiver.
11. The system of claim 9 , the higher-power ROS signal to comprise at least one of a current full transmission power level of the master wireless transmitter and an allowed interference level that the master wireless receiver is able to tolerate.
12. The system of claim 9 , the ROS signal combined with a request to transmit (RTX) signal, and the COS signal combined with a clear to send (CTS) signal.
13. The system of claim 9 , the ROS signal transmitted less frequently than a request to transmit (RTX) signal, and the COS signal transmitted less frequently than a clear to send (CTS) signal.
14. At least one non-transitory computer-readable storage medium comprising instructions that, when executed, cause a controller to:
process reception of a higher-power request for open sharing (ROS) signal by a master wireless receiver from a master wireless transmitter;
process transmission of a higher-power confirmation of open sharing (COS) signal to the master wireless transmitter, the higher-power COS signal to comprise an indication of a reduction of transmission power level by the master wireless transmitter; and
maintain a timer initiated by the higher-power COS signal, the timer to indicate a period of time when the master wireless transmitter and master wireless receiver are enabled for lower-power communication.
15. The least one computer-readable storage medium of claim 14 , further instructions that, when executed, cause a controller to:
process transmission of the higher-power COS signal to a slave wireless transmitter and to a slave wireless receiver, the timer to indicate a period of time when the slave wireless transmitter and slave wireless receiver are enabled for lower-power communication, the higher-power COS used by a slave processor to calculate at least one of a maximum transmission power of the slave wireless transmitter and a maximum tolerable power at the slave wireless receiver,
the slave processor further to calculate a signal to interference noise ratio at the slave wireless receiver by use of the maximum transmission power of the slave wireless transmitter and a maximum tolerable power at the slave wireless receiver, and
the slave wireless transmitter and the slave wireless receiver to operate by reusing a time and frequency resource at reduced power based upon the signal to interference noise ratio at the slave wireless receiver.
16. The least one computer-readable storage medium of claim 14 , the ROS signal combined with a request to transmit (RTX) signal, and the COS signal combined with a clear to send (CTS) signal.
17. The least one computer-readable storage medium of claim 14 , the ROS signal transmitted less frequently than a request to transmit (RTX) signal, and the COS signal transmitted less frequently than a clear to send (CTS) signal.
18. A method to improve wireless spectral efficiency, comprising:
receiving a higher-power request for open sharing (ROS) signal by a master wireless receiver from a master wireless transmitter;
transmitting a higher-power confirmation of open sharing (COS) signal to the master wireless transmitter, the higher-power COS signal to comprise an indication of a reduction of transmission power level by the master wireless transmitter; and
timing by use of a timer derived from the higher-power COS signal, the timer to indicate a period of time when the master wireless transmitter and master wireless receiver are enabled for lower-power communication.
19. The method of claim 18 , further comprising:
transmitting the higher-power COS signal to a slave wireless transmitter and to a slave wireless receiver, the timer to indicate a period of time when the slave wireless transmitter and slave wireless receiver are enabled for lower-power communication, the higher-power COS used by a slave processor to calculate at least one of a maximum transmission power of the slave wireless transmitter and a maximum tolerable power at the slave wireless receiver,
the slave processor further to calculate a signal to interference noise ratio at the slave wireless receiver by use of the maximum transmission power of the slave wireless transmitter and a maximum tolerable power at the slave wireless receiver, and
the slave wireless transmitter and the slave wireless receiver to operate by reusing a time and frequency resource at reduced power based upon the signal to interference noise ratio at the slave wireless receiver.
20. The method of claim 18 , the ROS signal combined with a request to transmit (RTX) signal, and the COS signal combined with a clear to send (CTS) signal.
21. The method of claim 18 , the ROS signal transmitted less frequently than a request to transmit (RTX) signal, and the COS signal transmitted less frequently than a clear to send (CTS) signal.
22. An apparatus to improve wireless spectral efficiency, comprising:
means for receiving a higher-power request for open sharing (ROS) signal by a master wireless receiver from a master wireless transmitter;
means for transmitting a higher-power confirmation of open sharing (COS) signal to the master wireless transmitter, the higher-power COS signal to comprise an indication of a reduction of transmission power level by the master wireless transmitter; and
means for timing by use of the higher-power COS signal, the timer to indicate a period of time when the master wireless transmitter and master wireless receiver are enabled for lower-power communication.
23. The apparatus of claim 22 , further comprising:
means for transmitting the higher-power COS signal to a slave wireless transmitter and to a slave wireless receiver, the timer to indicate a period of time when the slave wireless transmitter and slave wireless receiver are enabled for lower-power communication, the higher-power COS used by a slave processor to calculate at least one of a maximum transmission power of the slave wireless transmitter and a maximum tolerable power at the slave wireless receiver
the slave processor further to calculate a signal to interference noise ratio at the slave wireless receiver by use of the maximum transmission power of the slave wireless transmitter and a maximum tolerable power at the slave wireless receiver, and
the slave wireless transmitter and the slave wireless receiver to operate by reusing a time and frequency resource at reduced power based upon the signal to interference noise ratio at the slave wireless receiver.
24. The apparatus of claim 22 , the ROS signal combined with a request to transmit (RTX) signal, and the COS signal combined with a clear to send (CTS) signal.
25. The apparatus of claim 22 , the ROS signal transmitted less frequently than a request to transmit (RTX) signal, and the COS signal transmitted less frequently than a clear to send (CTS) signal.