Viswanath P, Tse D N C. Sum capacity of the vector Gaussian broadcast channel and uplink-downlink duality[J]. IEEE Trans on Information Theory, 2003, 49(8): 1912-1921.
[2]
Caire G, Shamai S. On the achievable throughput of a multi-antenna Gaussian broadcast channel[J]. IEEE Trans on Information Theory, 2003, 49(7): 1691-1706.
[3]
Sharif M, Hassibi B. A comparison of time-sharing, DPC, and beamforming for MIMO broadcast channels with many users[J]. IEEE Trans on Commun, 2007, 55(1): 11-15.
[4]
Kim I H, Park S Y, Love D J, et al. Partial channel state information unitary precoding and codebook design for MIMO broadcast systems//IEEE Global Telecom. Conference 2007. Washington: IEEE Press, 2007: 1607-1611.
[5]
Samsung. Downlink MIMO for EUTRA//3GPP TSG RAN WG1 Meeting #44. Korea: 3GPP, 2006: R1-060335.
[6]
Bayesteh A, Khandani A K. How much feedback is required in MIMO broadcast channels//IEEE International Symposium on Information Theory. Washington: IEEE Press, 2006: 1310-1314.
[7]
Huawei. System level evaluation of CQI compression schemes for E-UTRA//3GPP TSG RAN WG1 Meeting #49. China: 3GPP, 2007: R1-072099.
[8]
Caire G, Jindal N, Kobayashi M, et al. Achievable throughput of MIMO downlink beamforming with limited channel information//IEEE 18th International Symposium, Personal, Indoor, and Mobile Radio Communications. Athens: IEEE Press, 2007: 1-5.
[9]
3GPP. 3GPP TR36.814 V0.4.1, Technical specification group radio access network: Physical Layer Aspects[S]. : 3GPP, 2009.
