METHOD AND APPARATUS FOR CODE DIVISION DUPLEXING
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Abstract
A method and apparatus for providing a bi-directional communication in a mobile communication system by a Code Division Duplexing. In the Code Division Duplexing, the data to be transmitted is incorporated with unique codes having an orthogonal property to designate a forward and reverse direction communication, thereby allowing a bi-directional communication. Because the data can be efficiently transmitted through one channel, the Code Division Duplexing can provide a bi-directional communication for low tier bandwidth channels such as private and ISM communication systems.
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Citations
28 Claims
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1-14. -14. (canceled)
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15. A system comprising:
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a plurality of reverse communication channels; and a plurality of forward communication channels, wherein; each of the plurality of reverse communication channels and each of the plurality of forward communication channels utilize one common frequency; each of the plurality of reverse communication channels having a unique code to identify the channel as a reverse communication channel and each of the plurality of forward communication channels having a unique code to identify the channel as a forward communication channel; and the plurality of reverse communication channels and plurality of forward channels carry data simultaneously. - View Dependent Claims (16, 17, 25)
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18. An apparatus comprising:
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a transmitter configured to transmit data on a first reverse communication channel; and a receiver configured to receive data on a first forward communication channel, wherein; the first reverse communication channel, a second reverse communication channel, the first forward communication channel and a second forward communication channel utilize one frequency channel; the first reverse communication channel having a first unique code to identify the channel as a reverse communication channel, the second reverse communication channel having a second unique code to identify the channel as a reverse communication channel, the forward communication channel having a third unique code to identify the channel as a forward communication channel and the fourth reverse communication channel having a fourth unique code to identify the channel as a forward communication channel; and the first reverse communication channel, the second reverse communication channel, the first forward communication channel and the fourth forward communication channel are configured to carry data simultaneously. - View Dependent Claims (19, 20, 27)
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21. An apparatus comprising:
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a transmitter configured to transmit data on a plurality of forward communication channels; and a receiver configured to receive data on a plurality of reverse communication channels, wherein; each of the plurality of reverse communication channels and each of the plurality of forward communication channels utilize one frequency channel; each of the plurality of reverse communication channels having a unique code to identify the channel as a reverse communication channel and each of the forward communication channels having a unique code to identify the channel as a forward communication channel; and the reverse communication channels and the forward communication channels are configured to carry data simultaneously. - View Dependent Claims (22, 23, 26)
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24. An apparatus comprising:
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a transmitter configured to transmit data on a common channel; and a receiver configured to receive data on the common channel, wherein the common channel includes; a first reverse communication channel, a second reverse communication channel, a first forward communication channel and a second forward communication channel that utilize one common channel; the first reverse communication channel having a first unique code to identify the channel as a reverse communication channel, the second reverse communication channel having a second unique code to identify the channel as a reverse communication channel, the forward communication channel having a third unique code to identify the channel as a forward communication channel and the fourth reverse communication channel having a fourth unique code to identify the channel as a forward communication channel; and the first reverse communication channel, the second reverse communication channel, the first forward communication channel and the fourth forward communication channel are configured to carry data simultaneously. - View Dependent Claims (28)
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Specification