Channel capacity

Research objectives: Assessing manifestation, finding out reasons, and warning risk of changes in Tien river channel belongs to Dong Thap province; proposing solutions for adaptive capacity with changes in Tien river channel belongs to the study area.

32p capheviahe27 23-02-2021 30 3   Download

Subspace of signal is convenional concept and very useful for applying to communication theory. In MIMO, the transmit beams can be created based on this concept, that can be predicted channel fading matrix. Here, the paper considers good subspace for transmitter can form for these beams. Moreover, the author using simulation to show higher capacity given by these beams than conventional method of creating transmit beam.

7p minhxaminhyeu4 15-07-2019 15 0   Download

The effect of gadolinium ions on the sarcoplasmic reticulum (SR) calcium release channel⁄ryanodine receptor (RyR1) was studied using heavy SR (HSR) vesicles and RyR1 isolated from rabbit fast twitch muscle. In the [ 3 H]ryanodine binding assay, 5lmGd 3+ increased the Kd of the [ 3 H]ry-anodine binding of the vesicles from 33.8 nmto 45.6 nmwhileBmax, refer-ring to the binding capacity, was not affected significantly. In the presence of 18 nm[ 3 H]ryanodine and 100lmfree Ca 2+ ,Gd 3+ inhibited the binding of the radiolabeled ryanodine with an apparentKd value of 14.

0p awards 05-04-2013 30 2   Download

Với một kênh và là một nguồn tạo ra thông tin tại một tỷ lệ ít hơn so với công suất kênh, nó có thể mã hóa các nguồn đầu ra trong cách như vậy mà nó có thể được truyền thông qua các kênh.Dung lượng kênh truyền (Channel capacity) là tốc độ truyền dữ liệu tối đa qua kênh đó mà không xảy ra lỗi (error-free). • Dung lượng kênh trong kênh nhiễu Gauss (Channel capacity on AWGN channel): Định lý Shannon-Hartley:...

33p minhnguyenus 28-03-2012 159 16   Download

Tuyển tập báo cáo các nghiên cứu khoa học quốc tế ngành hóa học dành cho các bạn yêu hóa học tham khảo đề tài: Approaching the MIMO Capacity with a Low-Rate Feedback Channel in V-BLAST

10p sting12 11-03-2012 40 3   Download

Tuyển tập báo cáo các nghiên cứu khoa học quốc tế ngành hóa học dành cho các bạn yêu hóa học tham khảo đề tài: On the Channel Capacity of Multiantenna Systems with Nakagami Fading

11p sting11 09-03-2012 43 2   Download

Tuyển tập báo cáo các nghiên cứu khoa học quốc tế ngành hóa học dành cho các bạn yêu hóa học tham khảo đề tài: Research Article Eigenstructures of MIMO Fading Channel Correlation Matrices and Optimum Linear Precoding Designs for Maximum Ergodic Capacity

9p dauphong19 07-03-2012 39 2   Download

Tuyển tập báo cáo các nghiên cứu khoa học quốc tế ngành hóa học dành cho các bạn yêu hóa học tham khảo đề tài: Letter to the Editor A Further Result about “On the Channel Capacity of Multiantenna Systems with Nakagami Fading”

2p dauphong19 07-03-2012 38 6   Download

Past decade has seen a surge of research activities in the field of wireless communication. Emerging from this research thrust are new points of view on how to communicate effectively over wireless channels. The goal of this course is to study in a unified way the fundamentals as well as the new research developments. The concepts are illustrated using examples from several modern wireless systems (GSM, IS-95, CDMA 2000 1x EV-DO, Flarion's Flash OFDM, ArrayComm systems.)

76p nhq_khtn 12-03-2011 99 14   Download

Enable many mobile users to share simultaneously radio spectrum. Provide for the sharing of channel capacity between a number of transmitters at different locations. Aim to share a channel between two or more signals in such way that each signal can be received without interference from another.

60p nhq_khtn 12-03-2011 56 8   Download

Tham khảo tài liệu 'kỹ thuật viễn thông - chương 10: khả năng truyền tải của kênh truyền (channel capacity)', kỹ thuật - công nghệ, kĩ thuật viễn thông phục vụ nhu cầu học tập, nghiên cứu và làm việc hiệu quả

9p vuilaai 26-01-2011 111 30   Download

Common Channel Signaling (CCS) CCS refers to the situation in which the signaling capacity is provided in a common pool, with the capacity being used as and when necessary

6p chabongthitga 25-09-2010 76 4   Download

Mobile Satellite Communication∗ In principle communications satellites provide the same connectivity as terrestrial (wireless and wireline) networks. The advantages of satellites, such as fast wide-area coverage, flexible transmission parameters and cost independence due to distance, are compared with the disadvantages, such as restricted channel capacity because of the frequencies available, orbital positions, need for line-of-sight connectivity and high initial investment besides relatively long signal propagation times.

57p huggoo 20-08-2010 64 9   Download

Cellular networks are typically interference limited, with co-channel interference arising from cellular frequency reuse, ultimately limiting the quality and capacity of wireless networks [280,281]. However, Adaptive Antenna Arrays (AAAs) capable of exploiting the are spatial dimension in order to mitigate this co-channel interference and thus to increase the achievable network capacity [3,6,38,242,250,282].

102p doroxon 16-08-2010 118 29   Download

The two fundamental building blocks of a digital communication system are modulation and channel coding. They enable reliable communication by providing signaling schemes and receiver structures that utilize the available spectrum and power efficiently.

38p huemanvdoc 23-11-2009 125 10   Download

Signal processing plays a key role in the optimization of disc capacity together with system margins of the optical drive. For the new format, new modulation codes have been designed for the rewritable version (parity-preserving code) and the read-only version (combi-code). For bit-detection in the rewritable format, a nonrecursive algorithm with PRML-like performance is devised. Finally, a new ECC code, called the picket code, was designed in order to cope with multiple long burst errors, on top of the usual random errors of the channel...

124p huemanvdoc 23-11-2009 123 40   Download