Method and apparatus for indicating an expected level of quality in a private push to talk (PTT) network
First Claim
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1. A method for indicating an expected level of quality in a private Push To Talk (PTT) network, the method comprising the steps of:
- at a PTT controller of the private PTT network;
receiving an affiliation message for a first subscriber unit of the private PTT network wherein the affiliation message identifies a talkgroup for the first subscriber unit, wherein the talkgroup is associated with at least one of the private PTT network, another PTT network, and a public network;
determining an expected level of quality for the affiliated talkgroup prior to a talkgroup call taking place for the affiliated talkgroup; and
sending the determined expected level of quality to the subscriber unit.
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Abstract
A method and apparatus for indicating an expected level of quality in a private Push To Talk (PTT) network are disclosed. The method and apparatus receive at least one of an affiliation message and a talkgroup call request for a first subscriber unit of the private PTT network wherein a talkgroup is associated with at least one of the private PTT network, another PTT network, and a public network. The method and system determine an expected level of quality for the talkgroup and send the determined expected level of quality to the subscriber unit.
6 Citations
20 Claims
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1. A method for indicating an expected level of quality in a private Push To Talk (PTT) network, the method comprising the steps of:
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at a PTT controller of the private PTT network; receiving an affiliation message for a first subscriber unit of the private PTT network wherein the affiliation message identifies a talkgroup for the first subscriber unit, wherein the talkgroup is associated with at least one of the private PTT network, another PTT network, and a public network; determining an expected level of quality for the affiliated talkgroup prior to a talkgroup call taking place for the affiliated talkgroup; and sending the determined expected level of quality to the subscriber unit. - View Dependent Claims (2, 3, 4, 5, 6, 7)
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8. In a private Push To Talk (PTT) network having a PTT controller and a plurality of subscriber units affiliated with a talkgroup, a method for indicating an expected level of quality, the method comprising the steps of:
at a subscriber unit in the private PTT network; sending an affiliation message by the subscriber unit to the PTT controller wherein the affiliation message identifies a talkgroup for the subscriber unit, wherein the talkgroup is associated with at least one of the private PTT network, another PTT network, and a public network; receiving a message by the PTT controller with an expected level of quality for the affiliated talkgroup, wherein the expected level of quality is determined prior to a talkgroup call taking place for the affiliated talkgroup; and indicating the expected level of quality for the affiliated talkgroup to a user of the subscriber unit. - View Dependent Claims (9, 10, 11, 12, 13, 14, 15, 16, 17)
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18. A system for indicating an expected level of quality for a talkgroup call in a private Push To Talk (PTT) network comprising:
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a receiver for receiving messages which communicate information about an expected level of quality for a talkgroup call in the private PTT network, wherein the expected level of quality is determined before placing the talkgroup call; a selector which chooses a talkgroup of the talkgroup call by locking onto a specific frequency in the private PTT network; a transmitter to communicate the selected talkgroup to a PTT controller of the private PTT network; and an indicator which signals the information about the expected level of quality to a user of the system, wherein the operation of the receiver, the selector, the transmitter, and the indicator are controlled by a processor of the processor. - View Dependent Claims (19, 20)
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Specification