n.下行鏈路，下鏈(從太空或飛行器接收信號的通訊方式)

牛津詞典

noun

下行鏈路，下鏈（從太空或飛行器接收信號的通訊方式）a communications link by which information is received from space or from an aircraft

雙語例句

In this paper, an optimum design of downlink beamforming in the smart antenna system based on Chebyshev array is put forward. 文中就一種利用切比雪夫天線陣來實現(xiàn)智能天線下行波束的優(yōu)化設(shè)計進(jìn)行了詳細(xì)分析和仿真。

Synchronization Principle and FPGA Implementation of WCDMA Downlink System WCDMA系統(tǒng)下行同步原理與FPGA實現(xiàn)

An algorithm of robust linear processing for the downlink multiuser MIMO system with imperfect known CSI is proposed. 提出了一種下行多用戶MIMO系統(tǒng)中的魯棒性線性處理算法。

In WCDMA system, downlink base band modulation involves a lot of channels and complex functions, resulting in prolonged time and higher costs for test and verification. WCDMA中下行鏈路基帶調(diào)制信道多，功能復(fù)雜，對其測試和驗證所花費的時間和費用也隨之提高。

A Research on Packet Sche***ng Algorithms for LTE Downlink System LTE系統(tǒng)下行鏈路中無線資源分組調(diào)度算法研究

Then, the collected uplink and downlink interference measurements are ***yzed in accordance with an adaptive channel allocation strategy. 然后，根據(jù)一種自適應(yīng)信道分配策略分析所收集的上行鏈路和下行鏈路干擾測量值。

Scan for downlink channel and establish synchronization with BS. 用戶端設(shè)備掃描下行信道，之后于基站建立同步。

In this paper, it presents a new downlink synchronization program and gives theoretical ***ysis and simulation verification. 針對本系統(tǒng)提出了一種新的下行鏈路同步捕獲方案，并給出理論推導(dǎo)和仿真論證。

Downlink Antenna and User Selection Algorithms for MIMO System MIMO系統(tǒng)下行鏈路天線與用戶選擇算法研究

Research& Implementation of the Key Technologies in LTE Downlink LTE下行鏈路關(guān)鍵技術(shù)的研究與實現(xiàn)

The BSS supports both downlink and uplink discontinuous transmission. 基本業(yè)務(wù)區(qū)支持下行和上行的不間斷傳輸。

Downlink precoding based on multi-user MIMO system 基于多用戶MIMO系統(tǒng)的下行鏈路的預(yù)編碼

The uplink and downlink TFCS selection algorithm has lots of parameters which can be configured with different wireless environment. 在上下行TFCS選擇算法中，本文預(yù)留了很多可自由配置的參數(shù)，可以根據(jù)不同的無線環(huán)境來配置。

An Algorithm of Robust Beamforming in the Downlink Multiuser MIMO System 一種下行多用戶MIMO系統(tǒng)中的魯棒波束形成算法

A new beamforming method for CDMA downlink systems is proposed. 摘要提出了一種應(yīng)用于下行鏈路的波束形成新方法。

Temporal fairness opportunistic sche***ng in multiuser downlink OFDM system 多用戶下行OFDM系統(tǒng)中的時間公平機(jī)會調(diào)度研究

This IE indicates the maximum and guaranteed bit rates of a GBR bearer for downlink and uplink. 該IE指示上行鏈路和下行鏈路的最大保證速率。

Research on Soft Handover Technology of Downlink WCDMA System 寬帶碼分多址系統(tǒng)下行鏈路軟切換技術(shù)的研究

This paper has described in detail the key technologies of TD-SCDMA high speed downlink packet access ( HSDPA), and compared HSPDA with WCDMA. 對TD-SCDMA高速下行分組接入技術(shù)（HSDPA）中的關(guān)鍵技術(shù)作了詳細(xì)的描述，并與WCDMA高速下行分組接入技術(shù)作了比較。

An Improved User Selection Algorithm for Downlink Multiuser MIMO System 一種改進(jìn)的多用戶下行MIMO系統(tǒng)用戶選擇算法

Optimal downlink power allocation strategy and beamforming algorithm 最優(yōu)下行鏈路功率分配策略和波束形成算法

In this paper, a semi-distributed user sche***ng and power allocation scheme is developed for the downlink of multi-cell systems with universal frequency reuse. 對全復(fù)用多小區(qū)系統(tǒng)下行鏈路用戶調(diào)度與功率分配問題進(jìn)行了研究，提出了一種半分布式的用戶調(diào)度與功率分配方案。

Research on User Selection Scheme for Multi-user MIMO Downlink Systems 多用戶MIMO系統(tǒng)下行鏈路中用戶選擇技術(shù)研究

A method of informing a terminal of uplink synchronization acquisition in a mobile communication system by using downlink transmit power control ( TPC) bits. 一種在移動通信系統(tǒng)中通過使用下行鏈路發(fā)射功率控制（TPC）比特來通知終端上行鏈路同步獲取的方法。

Low Complexity User Selection for Multi-user MIMO Downlink Systems 下行多用戶MIMO系統(tǒng)中的低復(fù)雜度用戶選擇

Study on and Implementation of Downlink Chip Process in TD-SCDMA System TD-SCDMA系統(tǒng)下行碼片級處理的研究與實現(xiàn)

The intervention methods are pided into three organizational communication strategies: downlink communication, parallel communication and uplink communication. 其干預(yù)方式主要分為下行傳播、平行傳播與上行傳播三種組織傳播策略。

Research on MIMO Technology and Implementation of MIMO in LTE Downlink MIMO技術(shù)研究及在LTE下行鏈路中的實現(xiàn)

Dynamic channel allocation strategy between uplink and downlink for TD-SCDMA system TD-SCDMA系統(tǒng)中的上/下行鏈路動態(tài)信道分配策略

The open loop transmit persity scheme, named as STTD, and two feedback close loop transmit persity schemas in downlink channel communication was defined in WCDMA standard. WCDMA標(biāo)準(zhǔn)在下行信道傳輸中采用了稱作STTD的開環(huán)發(fā)射分集方案和兩種反饋模式的閉環(huán)發(fā)射分集方案。