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## Cognitive multiple access via cooperation: Protocol design and performance analysis (2007)

Venue: | IEEE Trans. on Information Theory |

Citations: | 76 - 23 self |

### Citations

7438 | Convex Optimization
- Boyd, Vandenberghe
- 2004
(Show Context)
Citation Context ...o , we get (78) Since is nonnegative, the second derivative is negative, hence, the cost function in (77) is concave in and the necessary conditions (the Karush–Kuhn–Tucker conditions) for optimality =-=[32]-=- are also sufficient. Equating the first derivative in (78) to zero, the solution is given by (79) From the first constraint in (74), the minimum value for that guarantees the stability of queue 1 in ... |

2007 | Cooperative diversity in wireless networks: efficient protocols and outage behavior
- Laneman, Tse, et al.
- 2004
(Show Context)
Citation Context ... queueing theory, relay channel, stability analysis, stability region. I. INTRODUCTION COOPERATIVE diversity is a recently emerged technique for wireless communications that has gained wide attention =-=[1]-=-. As a new communication paradigm for wireless networks, the impact of cooperation at different network layers needs to be studied and understood. Most of the work on cooperative communications has fo... |

1192 | Gamal, “Capacity theorems for the relay channel - Cover, El - 1979 |

736 | Cooperative strategies and capacity theorems for relay networks
- Kramer, Gastpar, et al.
- 2005
(Show Context)
Citation Context ...of cooperative diversity has been also explored in [5] using an information-theoretic framework. Achievable capacity and coding strategies for wireless relay channels have been considered recently in =-=[3]-=-. Beside characterizing cooperation gains based upon an information-theoretic framework, as in the previously cited works, the symbol-error-rate performance for cooperative communications was analyzed... |

409 |
Information theoretic considerations for cellular mobile radio
- Ozarow, Shamai
- 1994
(Show Context)
Citation Context ...and thus we render to a special case to capture the insights of this scenario. Let the outage be defined as the event that the mutual information between two terminals is less than some specific rate =-=[29]-=-. If the transmitted signals are Gaussian, then according to our channel model, the mutual information between terminal and terminal is given by SNR . The outage event for this case is defined as (50)... |

333 | Distributed space-time coded protocols for exploiting cooperative diversity in wireless networks - Laneman, Wornell |

310 | On the achievable diversitymultiplexing tradeoff in half-duplex cooperative channels
- Azarian, Gamal, et al.
- 2005
(Show Context)
Citation Context ...ration. Digital Object Identifier 10.1109/TIT.2007.904784 virtual multiple-input multiple-output (MIMO) systems. The diversity–multiplexing tradeoff of cooperative diversity has been also explored in =-=[5]-=- using an information-theoretic framework. Achievable capacity and coding strategies for wireless relay channels have been considered recently in [3]. Beside characterizing cooperation gains based upo... |

297 |
The stability of a queue with non-independent interarrival and service times
- Loynes
- 1962
(Show Context)
Citation Context ...f (1) and (2) , the queue is called substable. If the arrival and service processes of a queueing system are strictly stationary, then one can apply Loynes’s theorem to check for stability conditions =-=[16]-=-. This theorem states that if the arrival process and the service process of a queueing system are strictly stationary, and the average arrival rate is less than the average service rate, then the que... |

177 | Stability properties of slotted Aloha with multipacket reception capability - Ghez, Verdu, et al. - 1988 |

127 |
Exact symbol error probability of a cooperative network in a Rayleigh-fading environment,”
- Anghel, Kaveh
- 2004
(Show Context)
Citation Context ...side characterizing cooperation gains based upon an information-theoretic framework, as in the previously cited works, the symbol-error-rate performance for cooperative communications was analyzed in =-=[6]-=-, [7], for a single-relay scenario, and later in [9] for the multiple-relay scenario. The impact of cooperation on extending coverage area in wireless networks has been investigated in [10] and [11] i... |

107 | Capture and retransmission control in mobile radio
- Zorzi, Rao
- 1994
(Show Context)
Citation Context ... function of the fading realization is given by SNR , then the outage event is the event that SNR , and SNR denotes the outage probability. This definition is equivalent to the capture model in [19], =-=[18]-=-. The SNR threshold is a function of different parameters in the communication system; it is a function of the application, the data rate, the signal processing applied at encoder/decoder sides, error... |

79 | Stability of N interacting queues in random access systems
- Luo, Ephremides
- 1999
(Show Context)
Citation Context ... proof of the lemma. 2) The Symmetric -Terminals Case: Stability analysis for the general -terminal case is very complicated. For the ALOHA case, only bounds on the stability region have been derived =-=[22]-=-, [27]. In this paper, we only focus on the symmetric scenario. We define the dominant system for -terminal CCMA-S, , as follows. and the original system are identical, except that, the relay does not... |

78 | Collaboration and fairness in opportunistic spectrum access,”
- Zheng, Peng
- 2005
(Show Context)
Citation Context ...ntly, the concept of cognitive radio has been introduced to allow the utilization of unused channel resources by enabling the operation of a secondary system overlapping with the original system (see =-=[33]-=- and references therein). In our work, we propose a novel cognitive multiple-access strategy with the concept of cooperation. In the proposed protocol, the cognitive relay tries to “smartly” utilize t... |

74 | Networkassisted diversity for random access wireless networks,‖
- Tsatsanis, Zhang, et al.
- 2000
(Show Context)
Citation Context ...ation at higher network layers. Cooperation in random-access networks has been considered in [12]–[14]. In [12], the authors proposed a distributed version of network diversity multiple-access (NDMA) =-=[31]-=- protocol and they provided pairwise error probability analysis to demonstrate the diversity gain. In [13] and [14], the authors presented the notion of utilizing the spatial separation between users ... |

73 | Multinode cooperative communications in wireless networks
- Sadek, Su, et al.
- 2007
(Show Context)
Citation Context ...information-theoretic framework, as in the previously cited works, the symbol-error-rate performance for cooperative communications was analyzed in [6], [7], for a single-relay scenario, and later in =-=[9]-=- for the multiple-relay scenario. The impact of cooperation on extending coverage area in wireless networks has been investigated in [10] and [11] in which distributed and centralized relay assignment... |

59 | On the capture probability for a large number of stations
- Hajek, Krishna, et al.
- 1997
(Show Context)
Citation Context ...R as a function of the fading realization is given by SNR , then the outage event is the event that SNR , and SNR denotes the outage probability. This definition is equivalent to the capture model in =-=[19]-=-, [18]. The SNR threshold is a function of different parameters in the communication system; it is a function of the application, the data rate, the signal processing applied at encoder/decoder sides,... |

55 | Stability and delay of finiteuser slotted ALOHA with multipacket reception
- Naware, Mergen, et al.
- 2005
(Show Context)
Citation Context ...ressed for ALOHA systems initially in [20], and later in [21], where the dominant system approach was explicitly introduced. Many other works followed that to study the stability of ALOHA [15], [22], =-=[27]-=-, and [28]. Characterizing the stable throughput region for interacting queues with terminals is still an open problem. In CCMA-S, the interaction among the queues arises due to the role of the relay ... |

47 |
On the stability of interacting queues in a multi-access system
- Rao, Ephremides
- 1988
(Show Context)
Citation Context ...m’s queues we resort to a stochastic dominance approach. Analyzing the stability of interacting queues is a difficult problem that has been addressed for ALOHA systems initially in [20], and later in =-=[21]-=-, where the dominant system approach was explicitly introduced. Many other works followed that to study the stability of ALOHA [15], [22], [27], and [28]. Characterizing the stable throughput region f... |

46 |
Stability conditions for some multiqueue distributed systems: Buffered random access systems
- Szpankowski
- 1994
(Show Context)
Citation Context ...has been addressed for ALOHA systems initially in [20], and later in [21], where the dominant system approach was explicitly introduced. Many other works followed that to study the stability of ALOHA =-=[15]-=-, [22], [27], and [28]. Characterizing the stable throughput region for interacting queues with terminals is still an open problem. In CCMA-S, the interaction among the queues arises due to the role o... |

39 |
Distributed space-time coding for regenerative relay networks,”
- Scutari, Barbarossa
- 2005
(Show Context)
Citation Context ...e work on cooperative communications has focused on the physical layer aspects of the problem. Cooperation protocols for the single-relay case were developed and analyzed in [1], and later in [2] and =-=[4]-=- distributed space–time codes were developed and analyzed for multiple-relay scenarios. In the previous works it was demonstrated that full diversity gain can be achieved by forming such Manuscript re... |

35 | On the throughput, capacity, and stability regions of random multiple access,” Information Theory - Luo, Ephremides - 2006 |

32 |
Ergodicity of slotted ALOHA systems,” Probl
- Tsybakov, Mikhailov
- 1979
(Show Context)
Citation Context ...bility of the system’s queues we resort to a stochastic dominance approach. Analyzing the stability of interacting queues is a difficult problem that has been addressed for ALOHA systems initially in =-=[20]-=-, and later in [21], where the dominant system approach was explicitly introduced. Many other works followed that to study the stability of ALOHA [15], [22], [27], and [28]. Characterizing the stable ... |

27 | SER performance analysis and optimum power allocation for decode-and-forward cooperation protocol in wireless networks
- Su, Sadek, et al.
- 2005
(Show Context)
Citation Context ...characterizing cooperation gains based upon an information-theoretic framework, as in the previously cited works, the symbol-error-rate performance for cooperative communications was analyzed in [6], =-=[7]-=-, for a single-relay scenario, and later in [9] for the multiple-relay scenario. The impact of cooperation on extending coverage area in wireless networks has been investigated in [10] and [11] in whi... |

27 | A distributed relay-assignment algorithm for cooperative communications in wireless networks,” in
- Sadek, Han, et al.
- 2006
(Show Context)
Citation Context ...analyzed in [6], [7], for a single-relay scenario, and later in [9] for the multiple-relay scenario. The impact of cooperation on extending coverage area in wireless networks has been investigated in =-=[10]-=- and [11] in which distributed and centralized relay assignment protocols have been developed, respectively. Few works started to study the impact of cooperation at higher network layers. Cooperation ... |

27 |
Ludovici,”Cooperation diversity in multihop wireless networks using opportunistic driven multiple access,”
- Scutari, Barbarossa, et al.
- 2003
(Show Context)
Citation Context ... [12], the authors proposed a distributed version of network diversity multiple-access (NDMA) [31] protocol and they provided pairwise error probability analysis to demonstrate the diversity gain. In =-=[13]-=- and [14], the authors presented the notion of utilizing the spatial separation between users in the network to assign cooperating pairs (also groups) to each other. In [14], spread-spectrum random-ac... |

22 |
Two interfering queues in packet-radio networks
- Sidi, Segall
- 1983
(Show Context)
Citation Context ...etwork parameter that may affect the tradeoff between rate and reliability of communication. Delay analysis for interacting queues is a notoriously hard problem that has been investigated in [25] and =-=[26]-=- for ALOHA. We consider a symmetric two-user scenario when analyzing the delay performance of the proposed protocols. Our theoretical results demonstrate significant performance gains of the proposed ... |

12 | Cooperative transmission for random access wireless networks
- Lin, Petropulu
- 2005
(Show Context)
Citation Context ...lay assignment protocols have been developed, respectively. Few works started to study the impact of cooperation at higher network layers. Cooperation in random-access networks has been considered in =-=[12]-=-–[14]. In [12], the authors proposed a distributed version of network diversity multiple-access (NDMA) [31] protocol and they provided pairwise error probability analysis to demonstrate the diversity ... |

11 | An efficient cooperation protocol to extend coverage area in cellular networks
- Sadek, Han, et al.
- 2006
(Show Context)
Citation Context ...in [6], [7], for a single-relay scenario, and later in [9] for the multiple-relay scenario. The impact of cooperation on extending coverage area in wireless networks has been investigated in [10] and =-=[11]-=- in which distributed and centralized relay assignment protocols have been developed, respectively. Few works started to study the impact of cooperation at higher network layers. Cooperation in random... |

11 |
Impact of multiple transmit antennas in a queued sdma/tdma downlink
- Kobayashi, Caire, et al.
- 2005
(Show Context)
Citation Context ...raction of the time. Let denote a resource-sharing vector, where is the fraction of the time allocated to terminal , or it can represent the probability that terminal is allocated the whole time slot =-=[30]-=-. In this work, we use the later notation that allows us to consider fixed duration time slots with continuous values of the resource-sharing vector. A time frame is defined as consecutive time slots.... |

10 | Performance Analysis for Multi-Node Decode-andForward Relaying in Cooperative Wireless Networks,” - Sadek, Su, et al. - 2005 |

5 | Achieving Wireline Random Access Throughput in Wireless Networking via User Cooperation
- Ribeiro, Sidiropoulos, et al.
- 2005
(Show Context)
Citation Context ...ssignment protocols have been developed, respectively. Few works started to study the impact of cooperation at higher network layers. Cooperation in random-access networks has been considered in [12]–=-=[14]-=-. In [12], the authors proposed a distributed version of network diversity multiple-access (NDMA) [31] protocol and they provided pairwise error probability analysis to demonstrate the diversity gain.... |

5 |
Analysis of a two node aloha network with infinite capacity buffers
- Nain
- 1985
(Show Context)
Citation Context ...ure and network parameter that may affect the tradeoff between rate and reliability of communication. Delay analysis for interacting queues is a notoriously hard problem that has been investigated in =-=[25]-=- and [26] for ALOHA. We consider a symmetric two-user scenario when analyzing the delay performance of the proposed protocols. Our theoretical results demonstrate significant performance gains of the ... |