Enhanced wireless handset, including direct handset-to-handset communication mode
First Claim
1. A method for establishing direct handset-to-handset communications between wireless handsets, the wireless handsets comprising an originating handset and a receiving handset, the method comprising:
- transmitting a call request from the originating handset to the receiving handset;
negotiating a channel for supporting direct handset-to-handset communications between the originating handset and the receiving handset;
determining, after successfully negotiating the channel for supporting the direct handset-to-handset communications, whether the call request from the originating handset is accepted by the receiving handset; and
establishing, when it is determined that the call request was accepted by the receiving handset, the direct handset-to-handset communications between the originating handset and the receiving handset over the negotiated channel.
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Accused Products
Abstract
A wireless handset is provided with enhanced features and capabilities. The wireless handset may be embodied as a full-featured handset that is capable of operating either within a wireless network (such as a cellular or PCS network) or in a direct handset-to-handset communication mode that is independent of the wireless network. Alternatively, the wireless handset may be embodied as a special purpose handset, that is capable of simply operating in a direct handset-to-handset communication mode. The wireless handset may additionally include features for supporting and enhancing direct communication between handsets. Such features may include a find feature that permits a user to determine which objects, including other wireless handset users, are located within a predetermined operating range of the wireless handset. A memorize feature may also be provided to permit handsets and other objects exchange information by wireless transmission.
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Citations
19 Claims
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1. A method for establishing direct handset-to-handset communications between wireless handsets, the wireless handsets comprising an originating handset and a receiving handset, the method comprising:
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transmitting a call request from the originating handset to the receiving handset;
negotiating a channel for supporting direct handset-to-handset communications between the originating handset and the receiving handset;
determining, after successfully negotiating the channel for supporting the direct handset-to-handset communications, whether the call request from the originating handset is accepted by the receiving handset; and
establishing, when it is determined that the call request was accepted by the receiving handset, the direct handset-to-handset communications between the originating handset and the receiving handset over the negotiated channel. - View Dependent Claims (2, 3, 4, 5, 6, 7)
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8. In a wireless handset with enhanced operating features, a method for establishing direct handset-to-handset communications, the method comprising:
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assigning a set of frequency pairs to the wireless handset, each of the frequency pairs providing a duplex channel for supporting direct handset-to-handset communications between the wireless handset and another wireless handset;
monitoring a predetermined frequency band of at least one of the frequency pairs and detecting when a page message is received representing an incoming call request from the another wireless handset to the wireless handset;
providing, to a user of the wireless handset, an alert indication of the presence of the incoming call request from the another wireless handset;
determining if the user of the Wireless handset responds to the alert indication and indicates to answer the incoming call request; and
switching to a voice mode and providing direct handset-to-handset communications between the wireless handset and the another wireless handset when it is determined that the user of the wireless handset has indicated to answer the incoming call request. - View Dependent Claims (9, 10, 11, 12, 13, 14, 15, 16, 18, 19)
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17. A method for establishing a conference call between a plurality of wireless handsets, the method comprising:
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defining a frame including a plurality of time slots, at least one of the time slots being allocated for carrying control data;
operating each of the wireless handsets in a direct handset-to-handset communications mode; and
transmitting voice data between each of the wireless handsets in the other of the time slots that are not allocated for carrying control data.
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Specification