基于光强闪烁的大气无线光通信系统模型,研究了数字脉冲间隔调制(DPIM)方式的差错性能,分析了符号结构、发射功率、带宽需求等问题,并与OOK(开关键控)和PPM(脉冲位置调制)调制方式进行比较.理论和仿真研究结果表明,DPIM调制方式较PPM方式有较高的功率效率和较少的带宽需求,特别是在系统实现上相对于PPM大大简化.因此DPIM应用于无线光通信系统具有一定优势.国家自然科学基金中文核心期刊要目总览(PKU)中国科学引文数据库(CSCD)0375-792
This paper assesses the performance of dual header pulse interval modulation (DH-PIM) over indoor op...
一种频率与占空比可变的脉冲生成装置,包含第一~二数据保存单元、第一~二脉冲实现单元、低电平加法单元、高电平加法单元、第一~二输出电平判断单元、第一~二计算结果选择单元及高电平保持加法单元,系统时钟和复...
光通信PPM(Pulse Position Modula-tion)の新しい多重化法を提案し,特に,2重化法について述べ,ショット雑音が支配的な場合の誤り率の計算を行う.Copyright notic...
Based on the atmospheric optical irradiance scintillation channel and an avalanche photodiode detect...
调制技术是影响无线光通信质量的重要因素之一,探索合适的调制方式是无线光通信的内在需要,为此,全面深入分析不同新型组合脉冲调制的性能。详细地分析了脉冲位置调制(PPM)和数字脉冲间隔调制(DPIM)等传...
This article presents a study of digital pulse interval modulation (DPIM) for optical wireless commu...
This paper presents a study of digital pulse interval modulation (DPIM) as a candidate modulation sc...
In this paper a new pulse time modulation technique known as multilevel-digital pulse interval modul...
In this paper a new pulse time modulation technique known as Multilevel-Digital Pulse Interval Modul...
При использовании оптических транспортных сетей важен выбор способов формирования, передачи и приема...
Over the recent years, there has been a huge development in areas of optical wireless communications...
This paper assesses the performance of dual header pulse interval modulation (DH-PIM) over indoor op...
This paper introduces digital pulse interval modulation (DPIM), a new form of pulse time modulation ...
各ユーザに固有の符号を割り当てて多元接続を行う光CDMA(Code-Division Multiple Access)通信方式のうち,周波数領域で符号化,復号を行うコヒーレント超短光パルスCDMA通信...
Copyright notice. c1987 IEICE All rights reserved. 「振幅分割によるディジタルパルス位置変調の新しい多重化法」長谷川孝明, 羽渕裕真,羽倉幸雄,羽石操...
This paper assesses the performance of dual header pulse interval modulation (DH-PIM) over indoor op...
一种频率与占空比可变的脉冲生成装置,包含第一~二数据保存单元、第一~二脉冲实现单元、低电平加法单元、高电平加法单元、第一~二输出电平判断单元、第一~二计算结果选择单元及高电平保持加法单元,系统时钟和复...
光通信PPM(Pulse Position Modula-tion)の新しい多重化法を提案し,特に,2重化法について述べ,ショット雑音が支配的な場合の誤り率の計算を行う.Copyright notic...
Based on the atmospheric optical irradiance scintillation channel and an avalanche photodiode detect...
调制技术是影响无线光通信质量的重要因素之一,探索合适的调制方式是无线光通信的内在需要,为此,全面深入分析不同新型组合脉冲调制的性能。详细地分析了脉冲位置调制(PPM)和数字脉冲间隔调制(DPIM)等传...
This article presents a study of digital pulse interval modulation (DPIM) for optical wireless commu...
This paper presents a study of digital pulse interval modulation (DPIM) as a candidate modulation sc...
In this paper a new pulse time modulation technique known as multilevel-digital pulse interval modul...
In this paper a new pulse time modulation technique known as Multilevel-Digital Pulse Interval Modul...
При использовании оптических транспортных сетей важен выбор способов формирования, передачи и приема...
Over the recent years, there has been a huge development in areas of optical wireless communications...
This paper assesses the performance of dual header pulse interval modulation (DH-PIM) over indoor op...
This paper introduces digital pulse interval modulation (DPIM), a new form of pulse time modulation ...
各ユーザに固有の符号を割り当てて多元接続を行う光CDMA(Code-Division Multiple Access)通信方式のうち,周波数領域で符号化,復号を行うコヒーレント超短光パルスCDMA通信...
Copyright notice. c1987 IEICE All rights reserved. 「振幅分割によるディジタルパルス位置変調の新しい多重化法」長谷川孝明, 羽渕裕真,羽倉幸雄,羽石操...
This paper assesses the performance of dual header pulse interval modulation (DH-PIM) over indoor op...
一种频率与占空比可变的脉冲生成装置,包含第一~二数据保存单元、第一~二脉冲实现单元、低电平加法单元、高电平加法单元、第一~二输出电平判断单元、第一~二计算结果选择单元及高电平保持加法单元,系统时钟和复...
光通信PPM(Pulse Position Modula-tion)の新しい多重化法を提案し,特に,2重化法について述べ,ショット雑音が支配的な場合の誤り率の計算を行う.Copyright notic...