Apparatus and method for use in allocating a channel resource in wireless multiple access communications systems

a communication system and channel resource technology, applied in the field of wireless communications systems, can solve the problems of inefficient traffic channel resource allocation process, control message exchange can take quite a significant amount of time to complete, and traffic channel resource utilization is not high,

Inactive Publication Date: 2005-06-16
WSOU INVESTMENTS LLC
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Benefits of technology

The technical effect of this innovation is its ability to quickly assign resources for multiple devices without requiring any communication between them. This makes it possible to allocate more efficiently than traditional methods like assigning fixed bandwidths over time.

Problems solved by technology

This patented technical solution described in the text describes how efficient management of radio resources within a network involves assigning specific channels among different devices connected over a specialized link called the spurt-channel protocol or OFCDM technology. However, current methods require considerable delays due to the overhead involved in controller signal exchanges at each device's end.

Method used

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  • Apparatus and method for use in allocating a channel resource in wireless multiple access communications systems
  • Apparatus and method for use in allocating a channel resource in wireless multiple access communications systems
  • Apparatus and method for use in allocating a channel resource in wireless multiple access communications systems

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Embodiment Construction

[0016]FIG. 1 shows, in simplified block diagram form, a wireless mobile multiple access communications system in which the invention may be advantageously employed. It should be noted that although applicants' unique invention will be described in the context of a wireless mobile communications system, it has equal application to non-mobile, e.g. fixed, wireless communications systems. As indicated above, one such mobile wireless communications: system is OFDM based spread spectrum multiple access.

[0017] Specifically, shown in FIG. 1 is a mobile multiple access wireless communications system 100: System 100 includes base station 101 including antenna 102 and one or more remote wireless terminals, i.e., mobile units, 103-1,103-2 through 103-Y including associated antennas 104-1, 104-2 and 104-Y, respectively. Transmission of signals is from and to base station 101 to and from remote wireless terminals 103. All of wireless terminals 103 share the transmission spectrum in a dynamic fashi

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PUM

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Abstract

Allocation of a wireless communications system channel resource is managed by utilizing traffic segment allocation. This is realized by partitioning the channel resource into an assignment channel and a traffic channel in a fixed manner. The assignment channel includes assignment segments and the traffic channel includes traffic segments. The traffic segment is the basic traffic channel resource unit used to transport traffic data and has a prescribed finite time interval and bandwidth. Each traffic segment is associated with a so-called assignment segment in a prescribed manner. One or more traffic segments may be associated with a particular assignment segment. A base station broadcasts via an assignment segment which wireless terminal is to use a particular traffic segment. This is realized by transmitting a simply identifier for the particular wireless terminal assigned to the particular traffic segment in the assignment segment. Then, each active wireless terminal monitors all of the received assignment segments to detect any traffic channel assignments. Once a wireless terminal detects its identifier in an assignment segment, it proceeds to receive/transmit the traffic data in the traffic segment associated with the assignment segment including the detected identifier.

Description

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Claims

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Application Information

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Owner WSOU INVESTMENTS LLC
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