System and method for activation of portable and mobile media player devices for wireless LAN services
A system and a method for activation of portable and mobile media player devices for wireless LAN services have been disclosed. In one embodiment, the system includes a server computer, a wireless transmitter to transmit a signal, and a portable device comprising a wireless receiver to receive the signal and a wireless transceiver to transition from a first state to a second state to perform content synchronization with the server computer in response to the signal, wherein the wireless transceiver consumes less power in the first state than in the second state. Other embodiments have been claimed and described.
1. A system comprising:
a server computer having an associated wireless transmitter, wherein the server computer is programmed to:
receive, from a user interface, a predetermined future time selected by a user at which an automatic process of content synchronization is to be initiated; and
cause the wireless transmitter to transmit a signal to initiate the automatic process of content synchronization with a portable device at the predetermined future time, wherein the signal is caused to be transmitted by the server computer without regard to the portable device being within a range to receive the signal;
wherein the portable device comprises:
a wireless receiver subsystem comprising a wireless receiver and a first antenna associated with the wireless receiver;
a wireless transceiver subsystem in communication with the wireless receiver subsystem, the wireless transceiver subsystem comprising a wireless transceiver and a second antenna associated with the wireless transceiver;
wherein the wireless receiver subsystem is configured to:
continuously and automatically cycle between a first power mode and a second power mode at least until the signal is received by the wireless receiver; and
respond to the signal when received by the wireless receiver to cause the wireless transceiver subsystem to transition from a standby state to an active state in which the wireless transceiver subsystem uses the wireless transceiver to actively perform content synchronization with the server computer and wherein the wireless transceiver subsystem consumes less power in the standby state than in the active state; and
a synchronization budget manager which limits time during which the wireless transceiver subsystem of the portable device is in the active state as a function of an amount of power which is allowed to be expended on content synchronization, wherein the amount of power which is to be expended on content synchronization is determined based on an amount of time to recharge a battery.
2. The system of claim 1 , wherein the wireless transmitter is physically coupled to the server computer.
3. The system of claim 1 , wherein the server computer causes the wireless transmitter to transmit the signal periodically until the portable device responds to the signal.
4. The system of claim 1 , wherein the wireless receiver includes a radio frequency (RF) receiver and the wireless transmitter includes a RF transmitter.
5. The system of claim 1 , wherein the wireless receiver includes a pager network receiver.
6. The system of claim 1 , wherein the wireless receiver includes a mobile cellular phone network receiver.
7. The system of claim 1 , wherein the wireless transceiver includes a wireless local area network (WLAN) transceiver.
8. The system of claim 1 , wherein the server computer includes a personal computer.
9. An apparatus comprising:
a wireless receiver subsystem comprising a wireless receiver and a first antenna associated with the wireless receiver;
a wireless transceiver subsystem in communication with the wireless receiver subsystem, the wireless subsystem comprising a wireless transceiver and a second antenna associated with the wireless transceiver;
wherein the wireless receiver subsystem is configured to:
continuously and automatically cycle between a first power mode and a second power mode at least until a signal is received by the wireless receiver; and
respond to the signal received by the wireless receiver to cause the wireless transceiver subsystem to transition from a standby state to an active state during which the wireless transceiver subsystem uses the wireless transceiver to perform content synchronization with a server computer, and wherein the wireless transceiver subsystem consumes less power in the standby state than in the active state, wherein the synchronization of the content is performed at a predetermined time specified by a user in response to a command from the server computer; and
a synchronization budget manager which limits time during which the wireless transceiver subsystem is in the active state as a function of an amount of power which is allowed to be expended on content synchronization, wherein the amount of power which is to be expended on content synchronization is determined based on an amount of time to recharge a battery.
10. The apparatus of claim 9 , wherein the wireless receiver subsystem comprises a microprocessor, coupled to the wireless receiver, to periodically enable the wireless receiver.
11. The apparatus of claim 10 , wherein the microprocessor consumes less power in the first power mode than in the second power mode, and the microprocessor enables the wireless receiver when the microprocessor is in the second power mode.
12. The apparatus of claim 10 , wherein the wireless transceiver subsystem comprises a microprocessor to enable the wireless transceiver in response to the signal; and a power supply system, coupled to the microprocessor of the wireless transceiver subsystem, to provide power to the microprocessor of the wireless transceiver subsystem.
13. The apparatus of claim 12 , wherein the microprocessor of the wireless receiver subsystem causes the power supply system to provide power to the microprocessor of the wireless transceiver subsystem in response to receipt of the signal.
14. A method comprising:
continuously and automatically cycling a wireless receiver subsystem of a portable device between a first power mode and a second power mode at least until a wireless signal is received by a wireless receiver of the wireless receiver subsystem;
receiving the wireless signal at a first antenna of the wireless receiver subsystem of the portable device;
using receipt of the wireless signal by the wireless receiver subsystem of the portable device to cause the wireless receiver subsystem of the portable device to transition a wireless transceiver subsystem of the portable device from a standby state to an active state wherein the wireless transceiver subsystem of the portable device consumes more power in the active state than in the standby state;
causing the wireless transceiver subsystem of the portable device to use a wireless transceiver to synchronize content stored in the portable device with content in a server computer via a second antenna associated with the wireless transceiver in response to the wireless transceiver subsystem of the portable device being transitioned by the wireless receiver subsystem of the portable device to the active state, wherein the synchronization of the content is performed at a predetermined time specified by a user in response to a command from the server computer; and
limiting time during which the wireless transceiver subsystem of the portable device is in the active state as a function of an amount of power which is allowed to be expended on content synchronization, wherein the amount of power which is to be expended on content synchronization is determined based on an amount of time to recharge a battery.
15. The method of claim 14 , further comprising using the wireless receiver system of the portable device to enable a power supply system subsystem of the portable device to thereby cause the wireless transceiver subsystem of the portable device to transition from the standby state to the active state.
16. The method of claim 15 , wherein the wireless receiver subsystem of the portable device is operable in the second power mode to enable the power supply system subsystem of the portable device in response to the wireless signal, and wherein the wireless receiver subsystem of the portable device consumes less power in the first power mode than in the second power mode.
17. The method of claim 14 , wherein the wireless signal includes a radio frequency (RF) pulse.
18. The method of claim 14 , wherein the wireless signal includes a pager message.
19. The method of claim 14 , further comprising decoding an encrypted message carried by the wireless signal.
20. An apparatus comprising:
means for continuously and automatically cycling a wireless receiver subsystem of a portable device between a first power mode and a second power mode at least until a wireless signal is received by a wireless receiver of the wireless receiver subsystem;
means for receiving the wireless signal at a first antenna of the wireless receiver subsystem of the portable device;
means for transitioning a wireless transceiver subsystem of the portable device from a standby state to an active state wherein the wireless transceiver subsystem of the portable device consumes more power in the active state than in the standby state;
means for synchronizing content stored in the portable device with content in a server computer via a second antenna associated with the wireless transceiver subsystem in response to the wireless transceiver subsystem of the portable device being transitioned by the wireless receiver subsystem of the portable device to the active state, wherein the synchronization of the content is performed at a predetermined time specified by a user in response to a command from the server computer; and
means for limiting time during which the wireless transceiver subsystem of the portable device is in the active state as a function of an amount of power which is allowed to be expended on content synchronization, wherein the amount of power which is to be expended on content synchronization is determined based on an amount of time to recharge a battery.
21. The apparatus of claim 20 , wherein the wireless signal includes a radio frequency (RF) pulse.
22. The apparatus of claim 20 , wherein the wireless signal includes a pager message.
23. The apparatus of claim 20 , further comprising decoding an encrypted message carried by the wireless signal.
24. The system of claim 1 , wherein the server computer further comprises a user interface configured to receive and set a plurality of predetermined synchronization times.
25. The system of claim 24 , wherein the server computer is further configured to receive and store a plurality of predetermined synchronization times from the user interface.
26. The system of claim 1 , wherein the wireless receiver subsystem is further configured to determine the amount of power which is allowed to be expended on content synchronization.