This work was supported by National Natural Science Foundation of China (Grant No. 61431001), Beijing Natural Science Foundation (Grant No. L172049), and Beijing Young Talent Project (Grant No. 2015000021223ZK31).
[1] Cisco. Cisco Visual Networking Index: Global Mobile Data Traffic Forecast Update, 2014--2019. White Paper, 2015. Google Scholar
[2] Zhang Z S, Long K P, Wang J P. On swarm intelligence inspired self-organized networking: its bionic mechanisms, designing principles and optimization approaches. IEEE Commun Surv Tut, 2014, 16: 513-537 CrossRef Google Scholar
[3] Xing C, Gao F, Zhou Y. A Framework for Transceiver Designs for Multi-Hop Communications With Covariance Shaping Constraints. IEEE Trans Signal Process, 2015, 63: 3930-3945 CrossRef ADS arXiv Google Scholar
[4] Zhang Z, Long K, Wang J. Self-organization paradigms and optimization approaches for cognitive radio technologies: a survey. IEEE Wirel Commun, 2013, 20: 36-42 CrossRef Google Scholar
[5] Liu L, Zhou Y, Tian L. CPC-based backward-compatible network access for LTE cognitive radio cellular networks. IEEE Commun Mag, 2015, 53: 93-99 CrossRef Google Scholar
[6] Zhang Z, Long K, Vasilakos A V. Full-Duplex Wireless Communications: Challenges, Solutions, and Future Research Directions. Proc IEEE, 2016, 104: 1369-1409 CrossRef Google Scholar
[7] Zhang Z, Chai X, Long K. Full duplex techniques for 5G networks: self-interference cancellation, protocol design, and relay selection. IEEE Commun Mag, 2015, 53: 128-137 CrossRef Google Scholar
[8] Zhou Y, Liu H, Pan Z. Spectral - and energy-efficient two-stage cooperative multicast for LTE-advanced and beyond. IEEE Wirel Commun, 2014, 21: 34-41 CrossRef Google Scholar
[9] Hamza A S, Khalifa S S, Hamza H S. A Survey on Inter-Cell Interference Coordination Techniques in OFDMA-Based Cellular Networks. IEEE Commun Surv Tut, 2013, 15: 1642-1670 CrossRef Google Scholar
[10] Pedersen K I, Yuanye Wang K I, Strzyz S. Enhanced inter-cell interference coordination in co-channel multi-layer LTE-advanced networks. IEEE Wirel Commun, 2013, 20: 120-127 CrossRef Google Scholar
[11] Lopez-Perez D, Guvenc I, de la Roche G. Enhanced intercell interference coordination challenges in heterogeneous networks. IEEE Wirel Commun, 2011, 18: 22-30 CrossRef Google Scholar
[12] Soret B, Wang H, Pedersen K I. Multicell cooperation for LTE-advanced heterogeneous network scenarios. IEEE Wirel Commun, 2013, 20: 27-34 CrossRef Google Scholar
[13] Saquib N, Hossain E, Kim D. Fractional frequency reuse for interference management in LTE-advanced hetnets. IEEE Wirel Commun, 2013, 20: 113-122 CrossRef Google Scholar
[14] Lee Y L, Chuah T C, Loo J. Recent Advances in Radio Resource Management for Heterogeneous LTE/LTE-A Networks. IEEE Commun Surv Tut, 2014, 16: 2142-2180 CrossRef Google Scholar
[15] Lopez-Perez D, Valcarce A, de la Roche G. IEEE Commun Mag, 2009, 47: 41-48 CrossRef Google Scholar
[16] Sun S H, Gao Q B, Peng Y, et al. Interference management through CoMP in 3GPP LTE-advanced networks. IEEE Wirel Commun Mag, 2013, 20: 59--66. Google Scholar
[17] Li G Y, Niu J, Lee D. Multi-Cell Coordinated Scheduling and MIMO in LTE. IEEE Commun Surv Tut, 2014, 16: 761-775 CrossRef Google Scholar
[18] Zhang H, Jiang C, Cheng J. Cooperative interference mitigation and handover management for heterogeneous cloud small cell networks. IEEE Wirel Commun, 2015, 22: 92-99 CrossRef Google Scholar
[19] Nam W, Bai D, Lee J. Advanced interference management for 5G cellular networks. IEEE Commun Mag, 2014, 52: 52-60 CrossRef Google Scholar
[20] Bassoy S, Farooq H, Imran M A. Coordinated Multi-Point Clustering Schemes: A Survey. IEEE Commun Surv Tut, 2017, 19: 743-764 CrossRef Google Scholar
[21] Hu R Q, Qian Y. An energy efficient and spectrum efficient wireless heterogeneous network framework for 5G systems. IEEE Commun Mag, 2014, 52: 94-101 CrossRef Google Scholar
[22] Kosta C, Hunt B, Quddus A U. On Interference Avoidance Through Inter-Cell Interference Coordination (ICIC) Based on OFDMA Mobile Systems. IEEE Commun Surv Tut, 2013, 15: 973-995 CrossRef Google Scholar
[23] Soret B, Pedersen K, K. J?rgensen N. Interference coordination for dense wireless networks. IEEE Commun Mag, 2015, 53: 102-109 CrossRef Google Scholar
[24] Zahir T, Arshad K, Nakata A. Interference Management in Femtocells. IEEE Commun Surv Tut, 2013, 15: 293-311 CrossRef Google Scholar
[25] Andrews J G, Singh S, Ye Q Y, et al. An overview of load balancing in HetNets: old myths and open problems. IEEE Wirel Commun Mag, 2014, 21: 18--25. Google Scholar
[26] Hossain E, Rasti M, Tabassum H, et al. Evolution toward 5G mutlti-tier cellular wireless networks: an interference management perspective. IEEE Wirel Commun Mag, 2014, 21: 119--128. Google Scholar
[27] Kpojime H O, Safdar G A. Interference Mitigation in Cognitive-Radio-Based Femtocells. IEEE Commun Surv Tut, 2015, 17: 1511-1534 CrossRef Google Scholar
[28] Cheng S M, Lien S Y, Chu F S. On exploiting cognitive radio to mitigate interference in macro/femto heterogeneous networks. IEEE Wirel Commun, 2011, 18: 40-47 CrossRef Google Scholar
[29] ElSawy H, Hossain E, Haenggi M. Stochastic Geometry for Modeling, Analysis, and Design of Multi-Tier and Cognitive Cellular Wireless Networks: A Survey. IEEE Commun Surv Tut, 2013, 15: 996-1019 CrossRef Google Scholar
[30] Wang N, Hossain E, Bhargava V K. Backhauling 5G small cells: A radio resource management perspective. IEEE Wirel Commun, 2015, 22: 41-49 CrossRef Google Scholar
[31] Evolved universal terrestrial radio access (E-UTRA) and evolved universal terrestrial radio access network (E-UTRAN). Google Scholar
[32] Control and data channel performance evaluations for co-channel deployment with MeNBs and outdoor picos. R1-102894, 2010. www.3gpp.org. Google Scholar
[33] Performance evaluation of femto-based HetNet. R1-102223, 2010. www.3gpp.org. Google Scholar
[34] Performance and interference aspects of macro with outdoor pico hotspot. R1-101926, 2010. www.3gpp.org. Google Scholar
[35] Outdoor hotzone cell performance: a cell selection analysis. R1-102111, 2010. www.3gpp.org. Google Scholar
[36] On range extension in open-access heterogeneous networks. R1-102150, 2010. www.3gpp.org. Google Scholar
[37] Identification of co-channel problems with het-net deployments. R1-102670, 2010. www.3gpp.org. Google Scholar
[38] Wang C Y, Ko C H, Wei H Y. A Voting-Based Femtocell Downlink Cell-Breathing Control Mechanism. IEEE/ACM Trans Networking, 2016, 24: 85-98 CrossRef Google Scholar
[39] Interference coordination for control channels for HetNet. R1-103227, 2010. www.3gpp.org. Google Scholar
[40] New work item proposal: enhanced ICIC for non-CA based deployments of heterogeneous networks for LTE. RP-100383, 2010. www.3gpp.org. Google Scholar
[41] Understanding the time domain eICIC schemes. R1-104308, 2010. www.3gpp.org. Google Scholar
[42] Way forward on candidate TDM patterns for evaluation of eICIC intra-frequency requirements. R4-104932, 2010. www.3gpp.org. Google Scholar
[43] eICIC ABS pattern considerations. R4-104151, 2010. www.3gpp.org. Google Scholar
[44] Priyanto B E, Kant S, Rusek F, et al. Robust UE receiver with interference cancellation in LTE advanced heterogeneous network. In: Proceedings of the 78th Vehicular Technology Conference (VTC Fall), Las Vegas, 2013. Google Scholar
[45] Li W, Zhang Y, Huang L K, et al. A cell specific reference signal interference cancellation scheme for LTE cellular access systems. In: Proceedings of IEEE International Symposium on Broadband Multimedia Systems and Broadcasting, Ghent, 2015. Google Scholar
[46] Zhang D L, Kang S L, Peng Y, et al. The time-domain enhanced inter-cell interference coordination in heterogeneous networks. In: Proceedings of the 19th European Wireless Conference, Guildford, 2013. Google Scholar
[47] Assessment of control channel interference coordination in co-channel Het-Net. R1-102673, 2010. www.3gpp.org. Google Scholar
[48] Analysis on the eICIC schemes for the control channels in HetNet. R1-103458, 2010. www.3gpp.org. Google Scholar
[49] Potential problems and performance analysis in time domain solutions to UE. R1-104346, 2010. www.3gpp.org. Google Scholar
[50] Aperiodic CSI report triggering one ICIC. R1-110755, 2011. www.3gpp.org. Google Scholar
[51] Aperiodic CSI reporting based in restricted measurements in Rel-10. R1-110701, 2011. www.3gpp.org. Google Scholar
[52] Kamel M I, Elsayed K M F. Performance evaluation of a coordinated time-domain eICIC framework based on ABSF in heterogeneous LTE-advanced networks. In: Proceedings of IEEE Global Communications Conference, Anaheim, 2012. 5326--5331. Google Scholar
[53] Shi J, Wang X, Sun L. Gray-model based SINR estimation for enhanced intercell interference coordination. In: Proceedings of IEEE Wireless Communications and Networking Conference (WCNC), New Orleans, 2015. 631--635. Google Scholar
[54] Interference coordination for non-CA based heterogeneous networks. R1-102307, 2010. www.3gpp.org. Google Scholar
[55] Further considerations of time domain approach. R1-104416, 2010. www.3gpp.org. Google Scholar
[56] Wang H N, Ding Z, Cierny M, et al. Time domain Bi-level downlink power control for cross-tier interference mitigation in HetNet. In: Proceedings of IEEE International Conference on Communications (ICC), Budapest, 2013. 5183--5187. Google Scholar
[57] Downlink data channel performance of almost blank subframe solution for macro+picos deployment. R1-105601, 2010. www.3gpp.org. Google Scholar
[58] Singh S, Andrews J G. Joint Resource Partitioning and Offloading in Heterogeneous Cellular Networks. IEEE Trans Wirel Commun, 2014, 13: 888-901 CrossRef Google Scholar
[59] Deb S, Monogioudis P, Miernik J. Algorithms for Enhanced Inter-Cell Interference Coordination (eICIC) in LTE HetNets. IEEE/ACM Trans Networking, 2014, 22: 137-150 CrossRef Google Scholar
[60] Zhou H, Ji Y S, Wang X Y, et al. ADMM based algorithm for eICIC configuration in heterogeneous cellular networks. In: Proceedings of IEEE Conference on Computer Communications (INFOCOM), Kowloon, 2015. 343--351. Google Scholar
[61] Lembo S, Lunden P, Tirkkonen O, et al. Optimal muting ratio for enhanced inter-cell interference coordination (eICIC) in HetNets. In: Proceedings of IEEE International Conference on Communications (ICC), Budapest, 2013. 1145--1149. Google Scholar
[62] Kamel M I, Elsayed K M F. Performance evaluation of a coordinated time-domain eICIC framework based on ABSF in heterogeneous LTE-advanced networks. In: Proceedings of IEEE Global Communications Conference (GLOBECOM), Anaheim, 2012. 5326--5331. Google Scholar
[63] HeNB eICIC for HetNet. R1-103846, 2010. www.3gpp.org. Google Scholar
[64] Kamel M I, Elsayed K M F. ABSF offsetting and optimal resource partitioning for eICIC in LTE-advanced: proposal and analysis using a nash bargaining approach. In: Proceedings of IEEE International Conference on Communications (ICC) Workshops, Budapest, 2013. 6240--6244. Google Scholar
[65] Performance of power setting methods in macro-femto deployment. R1-104415, 2010. www.3gpp.org. Google Scholar
[66] Downlink data channel performance of almost blank subframe solution for macro+picos deployment. R1-105601, 2010. www.3gpp.org. Google Scholar
[67] Power setting and legacy support for macro-femto scenario. R1-105904, 2010. www.3gpp.org. Google Scholar
[68] Barbieri A, Damnjanovic A, Ji T. LTE Femtocells: System Design and Performance Analysis. IEEE J Sel Areas Commun, 2012, 30: 586-594 CrossRef Google Scholar
[69] Singh R, Murthy C S R. Techniques for Interference Mitigation Using Cooperative Resource Partitioning in Multitier LTE HetNets. IEEE Syst J, 2018, 12: 843-853 CrossRef ADS Google Scholar
[70] Lu S H, Lai W P, Wang L C. Time domain coordination for inter-cell interference reduction in LTE hierarchical cellular systems. In: Proceedings of the 10th International Conference on Heterogeneous Networking for Quality, Reliability, Security and Robustness, Rhodes, 2014. 51--55. Google Scholar
[71] Vasudevan S, Pupala R N, Sivanesan K. Dynamic eICIC - A Proactive Strategy for Improving Spectral Efficiencies of Heterogeneous LTE Cellular Networks by Leveraging User Mobility and Traffic Dynamics. IEEE Trans Wirel Commun, 2013, 12: 4956-4969 CrossRef Google Scholar
[72] Liu A, Lau V K N, Ruan L. Hierarchical Radio Resource Optimization for Heterogeneous Networks With Enhanced Inter-Cell Interference Coordination (eICIC). IEEE Trans Signal Process, 2014, 62: 1684-1693 CrossRef ADS arXiv Google Scholar
[73] Soret B, Pedersen K I. Centralized and Distributed Solutions for Fast Muting Adaptation in LTE-Advanced HetNets. IEEE Trans Veh Technol, 2015, 64: 147-158 CrossRef Google Scholar
[74] Jaguemont J, Boulon L, Dube Y. Characterization and Modeling of a Hybrid-Electric-Vehicle Lithium-Ion Battery Pack at Low Temperatures. IEEE Trans Veh Technol, 2016, 65: 1-14 CrossRef Google Scholar
[75] Evolved universal terrestrial radio access (E-UTRA). Google Scholar
[76] Jiang L, Lei M. Resource allocation for eICIC scheme in heterogeneous networks. In: Proceedings of the 23rd International Symposium on Personal, Indoor and Mobile Radio Communications, Sydney, 2012. 448--453. Google Scholar
[77] Pang J Y, Wang J, Wang D Y, et al. Optimized time-domain resource partitioning for enhanced inter-cell interference coordination in heterougenous networks. In: Proceedings of IEEE Wireless Communications and Networking Conference (WCNC), Shanghai, 2012. 1613--1617. Google Scholar
[78] Ding M, López-Pérez D, Xue R Q, et al. Small cell dynamic TDD transmissions in heterogeneous networks. In: Proceedings of IEEE International Conference on Communications (ICC), Sydney, 2014. 4881--4887. Google Scholar
[79] Siddique U, Tabassum H, Hossain E. Channel-Access-Aware User Association With Interference Coordination in Two-Tier Downlink Cellular Networks. IEEE Trans Veh Technol, 2016, 65: 5579-5594 CrossRef Google Scholar
[80] Jin Y, Qiu L. Joint User Association and Interference Coordination in Heterogeneous Cellular Networks. IEEE Commun Lett, 2013, 17: 2296-2299 CrossRef Google Scholar
[81] Mishra S, Rangineni S, Murthy C S R. Exploiting an Optimal User Association Strategy for Interference Management in HetNets. IEEE Commun Lett, 2014, 18: 1799-1802 CrossRef Google Scholar
[82] Wang J, Jiang H L, Pan Z W, et al. Joint user association and ABS proportion optimization for load balancing in HetNet. In: Proceedings of International Conference on Wireless Communications & Signal Processing (WCSP), Nanjing, 2015. Google Scholar
[83] Tang W J, Zhang R B, Liu Y, et al. Joint resource allocation for eICIC in heterogeneous networks. In: Proceedings of IEEE Global Communications Conference, Austin, 2014. 2011--2016. Google Scholar
[84] Jia Y, Zhao M, Zhou W. Joint User Association and eICIC for Max-Min Fairness in HetNets. IEEE Commun Lett, 2016, 20: 546-549 CrossRef Google Scholar
[85] Choi J, Lee W H, Kim Y, et al. Dynamic user association and eICIC management in heterogeneous cellular networks. In: Proceedings of IEEE International Conference on Communications (ICC), Kuala Lumpur, 2016. Google Scholar
[86] Han D, Shin S, Cho H, et al. Measurement and stochastic modeling of handover delay and interruption time of smartphone real-time applications on LTE networks. IEEE Commun Mag, 2015, 53: 173--181. Google Scholar
[87] Wang X B, Wang C, Cai R, et al. Reduced power centralized eICIC for LTE-advanced heterogeneous networks. In: Proceedings of IEEE/CIC International Conference on Communications in China (ICCC), Shanghai, 2014. 743--747. Google Scholar
[88] Tang W J, Feng S L, Liu Y, et al. Joint low-power transmit and cell association in heterogeneous networks. In: Proceedings of IEEE Global Communications Conference (GLOBECOM), San Diego, 2015. Google Scholar
[89] Merwaday A, Mukherjee S, Guvenc I. HetNet capacity with reduced power subframes. In: Proceedings of IEEE Wireless Communications and Networking Conference (WCNC), Istanbul, 2014. 1380--1385. Google Scholar
[90] Chen Y, Fang X M, Huang B. Joint ABS power and resource allocations for eICIC in heterogeneous networks. In: Proceedings of the 6th International Workshop on Signal Design and Its Applications in Communications, Tokyo, 2013. 92--95. Google Scholar
[91] Technical specification group radio access network. Google Scholar
[92] Liu Z, Ji Y S. Intercell interference coordination under data rate requirement constraint in LTE-advanced heterogeneous networks. In: Proceedings of the 79th Vehicular Technology Conference (VTC Spring), Seoul, 2014. Google Scholar
[93] Luo W, Ji Y S, Guo A H. An adaptive ABS-CoMP scheme in LTE-advanced heterogeneous networks. In: Proceedings of the 24th Annual International Symposium on Personal, Indoor, and Mobile Radio Communications (PIMRC), London, 2013. 2769--2773. Google Scholar
[94] Li Y R, Li J, Li W M, et al. CoMP and interference coordination in heterogeneous network for LTE-advanced. In: Proceedings of IEEE Global Communications Conference workshops, Anaheim, 2012. 1107--1111. Google Scholar
[95] Marabissi D, Bartoli G, Fantacci R. An Optimized CoMP Transmission for a Heterogeneous Network Using eICIC Approach. IEEE Trans Veh Technol, 2016, 65: 8230-8239 CrossRef Google Scholar
[96] Cierny M, Wang H, Wichman R. On Number of Almost Blank Subframes in Heterogeneous Cellular Networks. IEEE Trans Wirel Commun, 2013, 12: 5061-5073 CrossRef Google Scholar
[97] Ding M, Lopez-Perez D, Vasilakos A V, et al. Analysis on the SINR performance of dynamic TDD in homogeneous small cell networks. In: Proceedings of IEEE Global Communications Conference, Austin, 2014. 1552--1558. Google Scholar
[98] Khan M A, Tembine H, Vasilakos A V. Game Dynamics and Cost of Learning in Heterogeneous 4G Networks. IEEE J Sel Areas Commun, 2012, 30: 198-213 CrossRef Google Scholar
[99] Ma X, Sheng M, Li J D. Interference migration using concurrent transmission for energy-efficient HetNets. Sci China Inf Sci, 2016, 59: 022311 CrossRef Google Scholar
[100] Qian M, Wang Y, Zhou Y. A super base station based centralized network architecture for 5G mobile communication systems. Digital Commun Networks, 2015, 1: 152-159 CrossRef Google Scholar
[101] Zhai G W, Tian L, Zhou Y Q. Load diversity based optimal processing resource allocation for super base stations in centralized radio access networks. Sci China Inf Sci, 2014, 57: 042303 CrossRef Google Scholar
[102] Checko A, Christiansen H L, Yan Y. Cloud RAN for Mobile Networks-A Technology Overview. IEEE Commun Surv Tut, 2015, 17: 405-426 CrossRef Google Scholar
[103] Liu L, Zhou Y, Garcia V. Load Aware Joint CoMP Clustering and Inter-Cell Resource Scheduling in Heterogeneous Ultra Dense Cellular Networks. IEEE Trans Veh Technol, 2018, 67: 2741-2755 CrossRef Google Scholar
[104] An J, Yang K, Wu J, et al. Achieving sustainable ultra-dense heterogeous networks for 5G. IEEE Commun Mag, 2017, 55: 84--90. Google Scholar
[105] Garcia V, Zhou Y, Shi J. Coordinated Multipoint Transmission in Dense Cellular Networks With User-Centric Adaptive Clustering. IEEE Trans Wirel Commun, 2014, 13: 4297-4308 CrossRef Google Scholar
[106] Wang J, Liu L, Takeda K, et al. Time domain inter-cell interference coordination for dense small cell deployments. In: Proceedings of the 80th Vehicular Technology Conference (VTC2014-Fall), Vancouver, 2014. Google Scholar
[107] Huang C, Chen Q, Tang L. Hybrid inter-cell interference management for ultra-dense heterogeneous network in 5G. Sci China Inf Sci, 2016, 59: 082305 CrossRef Google Scholar
[108] Cui Q, Cui Z, Zheng W. Energy-aware deployment of dense heterogeneous cellular networks with QoS constraints. Sci China Inf Sci, 2017, 60: 042303 CrossRef Google Scholar
[109] Parkvall S, Dahlman E, Furuskar A, et al. NR: the new 5G radio access technology. IEEE Commun Std Mag, 2017, 1: 24--30. Google Scholar
[110] NR and NG-RAN overall description. TS 38.300, 2018. www.3gpp.org. Google Scholar
Figure 1
(Color online) Illustration of a HetSCN.
Figure 2
(Color online) Coverage of outdoor picocells with or without RE.
Figure 3
(Color online) Transmission with ABS configuration.
Figure 4
(Color online) ABS configurations with (a) normal and (b) MBSFN subframes.
Figure 5
(Color online) OFDM symbol shift with data channel muting.
Figure 6
(Color online) Categories of advanced eICIC designs for macro-femto HetSCNs.
Figure 7
(Color online) Categories of eICIC self-optimizations for macro-pico HetSCNs.
Figure 8
(Color online) Categories of joint eICIC and other ICIC schemes designs for macro-pico HetSCNs.
Figure 9
(Color online) Illustration of ICI caused by the 5G new frame structure.
| Categories | Survey papers | Contributions | |||||||||
| Introduces the interference challenge in HetSCNs and the main idea of eICIC. | ||||||||||
| Introduces the standardization work of eICIC in 3GPP LTE-A, including almost blank subframe (ABS), orthogonal frequency division multiplexing (OFDM) symbol shift, and power control. | |||||||||||
| Introduces the main idea of eICIC, the coordination and signaling of system parameter settings related to eICIC, common reference signal (CRS) interference cancellation, and low-power ABS for eICIC. | |||||||||||
| A survey of different fractional frequency reuse schemes for HetSCNs. | ||||||||||
| A survey of various frequency-domain ICIC schemes with different enabling theories, such as game theory, graph theory, and machine learning, and different spectrum sharing principles. | |||||||||||
| An overview of ICIC for macro-femto HetSCNs from the perspective of orthogonal channel and co-channel assignment. | |||||||||||
| CoMP | Introduces the standardization work of CoMP in LTE-A, including the CoMP scenarios in HomMCNs and HetSCNs, CoMP transmission categories, and standardization for CoMP. | ||||||||||
| A survey of BS coordination approaches in multicell network, including the downlink multicell beamforming and scheduling, and uplink coordinated scheduling and power control. | |||||||||||
| Introduces the cooperative interference mitigation using CoMP in heterogeneous cloud small cell networks and provides performance evaluation of CoMP clustering schemes. | |||||||||||
| Provides an overview of MS-side and network-side interference management techniques for 5G cellular networks, i.e., joint detection or decoding on the MS-side and joint scheduling on the network-side. | |||||||||||
| A survey of CoMP clustering techniques for future cellular networks, including CoMP clustering algorithms based on self-organization (i.e., static, semistatic and dynamic) and aimed objective function (such as spectral efficiency and backhaul optimization). | |||||||||||
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| A survey of ICIC techniques for HomMCNs from the perspective of network-based selective interference avoidance, including fractional frequency reuse, power control, and joint frequency and power allocation. It also provides a brief introduction on the interference scenarios and the main idea of eICIC for HetSCNs, including time, frequency, and power domain ICIC techniques. | ||||||||||
| An overview of ICIC techniques for HetSCNs from the perspective of dominant interference mitigation, including a brief introduction of network-based time, frequency, and power domain resource allocation, and MS-based interference suppression and cancellation. | |||||||||||
| An introduction of femtocell standardization and a survey of interference management techniques in femtocells, including MS-based interference cancellation such as successive interference cancellation and multiuser detection, and network-based interference coordination based on spectrum allocation, power control, and time hopping. | |||||||||||
| Introduces several user association approaches to load balancing in HetSCNs, and analyzes the effect of interference management, such as ABS-based eICIC, on load balancing. | ||||||||||
| Summarizes the interference management challenges in multilayer networks, such as different user association schemes leading to diverse interference levels, and provides guidelines on joint user association and power control designs. | |||||||||||
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| |||||||||
| A survey of cognitive interference management schemes in two-layer HetSCNs in which macrocells are noncognitive and femtocells are cognitive, including cognitive radio (CR)-enabled power control, frequency resource allocation, antenna beamforming, and joint schemes. | ||||||||||
| An overview of how CR facilitates interference management in HetSCNs without any coordination. Introduces the CR-enabled interference mitigation approaches, including exploiting the orthogonality in the time-frequency and space domains, and interference cancellation via decoding techniques. | |||||||||||
| A survey of using stochastic geometry models to analyze the performance of cognitive interference management performance in cognitive HetSCNs. |
| Type of small cells | Backhaul | Access modes | Locations | ||||
| Pico BS |
| Open to all MSs |
| ||||
| Femto BS |
| Closed subscriber group (CSG) |
|
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