Systems, methods, and devices for transmission rate-based coexistence enhancement in wireless devices
Systems, methods, and devices enhance performance of collocated transceivers in wireless devices. Methods include determining, using a processing device comprising processing elements, a transmit power for a first transceiver of a wireless device, and determining, using the processing device, a coding rate for a second transceiver of the wireless device based, at least in part, on the determined transmit power, the first transceiver being collocated with the second transceiver. Methods also include determining, using the processing device, a transmission rate for the second transceiver based, at least in part, on the determined coding rate.
1. A method comprising:
determining, using a processing device comprising processing elements, a transmit power for a first transceiver of a wireless device;
determining, using the processing device, a coding rate for a second transceiver of the wireless device based, at least in part, on the determined transmit power, the first transceiver being collocated with the second transceiver; and
determining, using the processing device, a transmission rate for the second transceiver based, at least in part, on the determined coding rate.
2. The method of claim 1 , wherein the determining of the transmit power further comprises:
comparing a present transmission power to a plurality of threshold power levels; and
determining the transmit power based on a result of the comparing.
3. The method of claim 1 , wherein the determining of the coding rate further comprises:
determining a signal to noise ratio (SNR) for the second transceiver;
comparing the SNR to a plurality of SNR values; and
determining the coding rate based on a result of the comparing.
4. The method of claim 3 , wherein the determining the SNR further comprises:
determining an effective signal strength metric based on a gain associated with the second transceiver and a signal strength indicator;
determining an effective noise metric based on a leakage in-band noise metric, a quantization noise metric, and a thermal noise metric; and
determining the SNR based on a result of dividing the effective signal strength metric by the effective noise metric.
5. The method of claim 3 , wherein the plurality of SNR values is stored in a mapping configured to map a given SNR to a coding rate.
6. The method of claim 1 further comprising:
detecting, using the processing device, a transmission from the first transceiver; and
performing one or more switching operations for the second transceiver.
7. The method of claim 6 , wherein the one or more switching operations further comprise:
disconnecting the second transceiver from an antenna in response to detecting the transmission from the first transceiver.
8. The method of claim 1 further comprising:
transmitting the determined coding rate to a peer device.
9. The method of claim 1 , wherein the first transceiver is a Wi-Fi transceiver, and wherein the second transceiver is a Bluetooth transceiver.
10. A system comprising:
a first transceiver configured to be compatible with a first wireless communications protocol;
a second transceiver collocated with the first transceiver and configured to be compatible with a second wireless communications protocol; and
processing elements coupled to the first transceiver and the second transceiver, the processing elements being configured to:
determine a transmit power for the first transceiver;
determine a coding rate for the second transceiver based, at least in part, on the determined transmit power; and
determine a transmission rate for the second transceiver based, at least in part, on the determined coding rate.
11. The system of claim 10 , wherein the processing elements are further configured to:
compare a present transmission power to a plurality of threshold power levels; and
determine the transmit power based on a result of the comparing.
12. The system of claim 10 , wherein the processing elements are further configured to:
determine a signal to noise ratio (SNR) for the second transceiver;
compare the SNR to a plurality of SNR values; and
determine the coding rate based on a result of the comparing.
13. The system of claim 12 , wherein the processing elements are further configured to:
determine an effective signal strength metric based on a gain associated with the second transceiver and a signal strength indicator;
determine an effective noise metric based on a leakage in-band noise metric, a quantization noise metric, and a thermal noise metric; and
determine the SNR based on a result of dividing the effective signal strength metric by the effective noise metric.
14. The system of claim 10 , wherein the processing elements are further configured to:
detect a transmission from the first transceiver; and
perform one or more switching operations for the second transceiver, wherein the one or more switching operations comprise disconnecting the second transceiver from an antenna in response to detecting the transmission from the first transceiver.
15. The system of claim 10 , wherein the processing elements are further configured to:
transmit the determined coding rate to a peer device.
16. A device comprising:
processing elements configured to:
determine a transmit power for a first transceiver of a wireless device;
determine a coding rate for a second transceiver of the wireless device based, at least in part, on the determined transmit power, the first transceiver being collocated with the second transceiver; and
determine a transmission rate for the second transceiver based, at least in part, on the determined coding rate.
17. The device of claim 16 , wherein the processing elements are further configured to:
compare a present transmission power to a plurality of threshold power levels; and
determine the transmit power based on a result of the comparing.
18. The device of claim 16 , wherein the processing elements are further configured to:
determine a signal to noise ratio (SNR) for the second transceiver;
compare the SNR to a plurality of SNR values; and
determine the coding rate based on a result of the comparing.
19. The device of claim 18 , wherein the processing elements are further configured to:
determine an effective signal strength metric based on a gain associated with the second transceiver and a signal strength indicator;
determine an effective noise metric based on a leakage in-band noise metric, a quantization noise metric, and a thermal noise metric; and
determine the SNR based on a result of dividing the effective signal strength metric by the effective noise metric.
20. The device of claim 16 , wherein the processing elements are further configured to:
detect a transmission from the first transceiver; and
perform one or more switching operations for the second transceiver, wherein the one or more switching operations comprise disconnecting the second transceiver from an antenna in response to detecting the transmission from the first transceiver.