Wireless communications devices, wireless communications systems, and methods of performing wireless communications with a portable device
First Claim
1. A method of wireless communications using a mobile device, the method comprising:
- determining current location information for the mobile device using a location determination unit of the mobile device;
communicating, by the mobile device via a cellular communications system, the location information through a first antenna of the mobile device using a first wireless protocol;
communicating data by the mobile device via wireless communications through a second antenna of the mobile device using a second wireless protocol at a microwave frequency, the second wireless protocol being different than the first wireless protocol, and the second antenna having a range shorter than the first antenna; and
communicating a signal between the mobile device and a handheld device via magnetic coupling using a third wireless protocol.
2 Assignments
0 Petitions
Accused Products
Abstract
In one aspect, a method of wireless communications includes: storing identification information of a portable wireless communications device in memory coupled to a processing unit of the portable wireless communications device; determining a current location of the wireless communications device using a global positioning system (GPS); performing wireless communications with a cellular communications system using a cellular receiver controlled by the processing unit; generating a random number using an identification device controlled by the processing unit; and modulating a carrier provided from an interrogator wirelessly coupled to the identification device to provide the identification information, including the random number.
96 Citations
52 Claims
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1. A method of wireless communications using a mobile device, the method comprising:
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determining current location information for the mobile device using a location determination unit of the mobile device; communicating, by the mobile device via a cellular communications system, the location information through a first antenna of the mobile device using a first wireless protocol; communicating data by the mobile device via wireless communications through a second antenna of the mobile device using a second wireless protocol at a microwave frequency, the second wireless protocol being different than the first wireless protocol, and the second antenna having a range shorter than the first antenna; and communicating a signal between the mobile device and a handheld device via magnetic coupling using a third wireless protocol. - View Dependent Claims (2, 3, 4, 5, 26, 27)
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6. A method of wireless communications, the method comprising:
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providing data enabling determination of a current location of a wireless communications device using a global positioning system (GPS); performing wireless communications with a cellular communications system using a cellular communications device controlled by a processing unit of the wireless communications device; generating a random number using an identification device coupled to the processing unit; modulating a carrier provided from an interrogation device wirelessly coupled to the identification device to provide the random number from the identification device; and communicating with the interrogation device in response to commands containing the random number to address the identification device among identification devices having different random numbers. - View Dependent Claims (7, 8, 9, 10, 11, 12, 13, 14, 15)
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16. A method, comprising:
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generating a random number on a wireless communications device; determining, by a location information system communicatively coupled to a processing unit of the wireless communications device, a current location of the wireless communications device using a global positioning system (GPS); communicating, by a first wireless communications subsystem coupled to the processing unit, location information using a cellular communications system; and modulating, by a second wireless communications subsystem coupled to the processing unit, a radio frequency (RF) field provided by a remote interrogation device to wirelessly provide the random number as an identifier of the wireless communications device; wherein the second subsystem is switchable between transmitting in a passive mode and transmitting in an active mode. - View Dependent Claims (17, 18, 19, 20, 28, 29, 30)
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21. A method, comprising:
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generating a random number on a portable device as an identifier of the portable device having a processing unit; determining, by a location information system coupled to the processing unit in the portable device, a current location of the portable device using a global positioning system (GFS); logging locations determined by the location information system in a memory of the portable device with respect to time; communicating, by a cellular communications device coupled to the processing unit in the portable device, location information via a first antenna of the portable device using a cellular communications system; providing the random number, by an identification device coupled to the processing unit in the portable device, via a second antenna of the portable device in a passive mode of operation by modulating a radio frequency (RF) field provided by an interrogation device wirelessly coupled to the identification device; and communicating, by the identification device, in an active mode of operation in which an RF field is provided by the identification device. - View Dependent Claims (22, 23, 24, 25)
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31. A mobile apparatus, comprising:
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a position determination subsystem to determine a current location of the mobile apparatus using a Global Positioning System (GPS); a processor; a memory coupled with the processor and the position determination subsystem to log locations determined by the position determination subsystem; a first antenna; a first wireless communications subsystem coupled with the first antenna to wirelessly communicate location information using a cellular telecommunications network; a second antenna; a second wireless communications subsystem coupled with the second antenna to wirelessly communicate data using a microwave frequency; a third wireless communications subsystem to communicate, via magnetic coupling, access control information with a handheld device separate from the mobile apparatus; and wherein the second wireless communications subsystem has a range longer than the third wireless communications subsystem and shorter than the first wireless communications subsystem. - View Dependent Claims (32, 33, 34, 35, 36, 37, 38, 39, 40, 41)
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42. A method of wireless communications, the method comprising:
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obtaining data enabling determination of a current location of a wireless communications device from a satellite-based positioning system; performing wireless communications with a cellular communications system using a cellular communications device controlled by a processing unit of the wireless communications device; generating a random number using an identification device coupled to the processing unit; modulating a carrier provided from an interrogation device in wireless communication with the identification device to provide the random number from the identification device; and communicating with the interrogation device in response to commands containing the random number to address the identification device among identification devices having different random numbers. - View Dependent Claims (43, 44, 45, 46, 47)
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48. A method of wireless communications using a mobile device, the method comprising:
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determining current location information for the mobile device using a location determination apparatus of the mobile device; communicating, by the mobile device via a cellular communications system, the location information through a first antenna of the mobile device using a first wireless protocol; communicating data by the mobile device via wireless communications through a second antenna of the mobile device using a second wireless protocol at a microwave frequency, the second wireless protocol being different than the first wireless protocol, and the second antenna having a range shorter than the first antenna; and communicating a signal between the mobile device and a handheld device via magnetic coupling using a third wireless protocol.
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49. A method of wireless communications, the method comprising:
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providing data enabling determination of a current location of a wireless communications device using a satellite-based positioning system; performing wireless communications with a cellular communications system using a cellular communications device controlled by a processing unit of the wireless communications device; generating a random number using an identification device in communication with the processing unit; modulating a carrier provided from an interrogation device wirelessly coupled to the identification device to provide the random number from the identification device; and communicating with the interrogation device in response to commands containing the random number to address the identification device among identification devices having different random numbers.
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50. A method, comprising:
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generating a random number on a wireless communications device; determining, by a location information system in communication with a processing unit of the wireless communications device, a current location of the wireless communications device using an external positioning system; communicating, by a first wireless communications subsystem coupled to the processing unit, location information using a cellular communications system; and modulating, by a second wireless communications subsystem coupled to the processing unit, a radio frequency (RF) field provided by a remote interrogation device to wirelessly provide the random number as an identifier of the wireless communications device; wherein the second subsystem is switchable between transmitting in a passive mode and transmitting in an active mode.
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51. A method, comprising:
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generating a random number on a portable device as an identifier of the portable device having a processing unit; determining, by a location information system coupled to the processing unit in the portable device, a current location of the portable device using an external positioning system; logging locations determined by the location information system in a memory of the portable device with respect to time; communicating, by a cellular communications device coupled to the processing unit in the portable device, location information via a first antenna of the portable device using a cellular communications system; providing the random number, by an identification device coupled to the processing unit in the portable device, via a second antenna of the portable device in a passive mode of operation by modulating a radio frequency (RF) field provided by an interrogation device wirelessly coupled to the identification device; and communicating, by the identification device, in an active mode of operation in which an RF field is provided by the identification device.
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52. A mobile apparatus, comprising:
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a position determination subsystem to determine a current location of the mobile apparatus using an external positioning apparatus; a processor; a memory coupled with the processor and the position determination subsystem to log locations determined by the position determination subsystem; a first antenna; a first wireless communications subsystem coupled with the first antenna to wirelessly communicate location information using a cellular telecommunications network; a second antenna; a second wireless communications subsystem coupled with the second antenna to wirelessly communicate data using a microwave frequency; a third wireless communications subsystem to communicate, via magnetic coupling, access control information with a handheld device separate from the mobile apparatus; and wherein the second wireless communications subsystem has a range longer than the third wireless communications subsystem and shorter than the first wireless communications subsystem.
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Specification