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- A tradition ring oscillator and triple-push topology are combined to extend the tuning range. 為了增加可調整頻率范圍，一個(gè)傳統的環(huán)形振蕩器與三推式的架構結合在一起。
- Use newly Bi-EDF as the gain media, one cavity covers 100nm tuning range. 新型Bi-EDF 作為增益介質(zhì),單諧振腔實(shí)現100nm 可調諧范圍。
- The EML tuning range amounts to 2.2 nm with a 3.8 nm/W tuning efficiency. 在激光器條形的側面淀積一薄膜加熱器,EML實(shí)現了 2 2nm的連續調諧。
- In the next part, the theory and advantages of ring oscillator and multi-push VCO are introduced, respectively, and a ring-based triple-push VCO with extremely wide tuning range is proposed. 第二部份分別描述環(huán)形振蕩器與多推式振蕩器的原理及優(yōu)點(diǎn)，并且提出一個(gè)以環(huán)形振蕩器為本體的極寬頻三推式壓控式振蕩器。
- As the pressure tuning is carried out by freon with high refractive index, the tuning range can be expanded to 550 GHz. 由于采用折射率高的氟里昂氣體進(jìn)行氣壓調諧,調諧范圍可達550千兆赫。
- With a reflection bandwidth of about 1. 5 nm, our measured tuning range of the FBR filter is 1. 3 nm. 濾波器帶寬1.;5nm。
- The measurement of the test chip shows that the VCO in the CRC has a wide tuning range and a low phase noise. 并已完成對10GHz壓控振蕩器的在芯片測試,結果表明該電路具有較低相位噪聲和較大調頻范圍的特點(diǎn)。
- To maximize the VCO tuning range, the chargepump should operate with as large an output voltage swing as possible. 為了最大化VCO的調諧范圍，電荷泵應該工作在盡量大的輸出電壓擺幅。
- A Littrow configuration ECL is designed, which features that the continuous tuning range is more than 3 GHz and the linewidth is less than 1 MHz. 然后介紹了半導體激光器外腔結構參量的具體設計,利用該設計得到了出射激光線(xiàn)寬小于1MHz、連續可調諧范圍可達3GHz的780nm波段外腔半導體激光器。
- The measured output power of the MMIC VCO is 7.3dBm,the phase noise is-101dBc/Hz@1MHz at 28.46GHz,and the tuning range is 27.5~30.4GHz. 實(shí)測性能指標為:在28.;46GHz;該壓控振蕩器的輸出功率為7
- The duration of Stokes pulse was tunable by simply changing the separation between two cells and the tuning range depended on the pump energy. 通過(guò)簡(jiǎn)單地改變雙池間距可以獲得脈寬可調的優(yōu)質(zhì)光束,脈寬可調范圍依賴(lài)于抽運能量。
- AOTF are very attractive in communication andnetwork as they offer a broad tuning range, a fast tuning speed, and a simultaneousfiltering capability. 聲光可調諧濾波器具有可調范圍寬、調諧速度快、多波長(cháng)同時(shí)濾波,因此在光通訊和光網(wǎng)絡(luò )的實(shí)現方面占有重要的地位。
- However, if the same frequency tuning range is achieved with a larger voltage, this also results in a lower noise sensitivity. 但是，如果利用大擺幅電壓達到同樣的頻率調諧范圍，可以降低噪聲靈敏度。
- Through inductor optimization,the VCO has a low phase noise and a wide tuning range with switched capacitor array and NMOS varactor. 通過(guò)優(yōu)化集成電感的設計,同時(shí)采用NMOS管和開(kāi)關(guān)電容陣列作為可變電容,使該設計具有較低的相位噪聲和較寬的調諧范圍。
- By using the facet effective reflectivity method and the coupling wave theory, the tuning range of the phase tuning EML is about 3.2 nm from calculation. 采用端面有效反射率方法和耦合波理論的計算表明:采用相調制方法,可實(shí)現調諧范圍達3 2nm的EML。
- We design the cantilever girder to simulate the tuning of the strain and displacement, tuning range 400 .Measure the signals after demodulation by means of OSA and OPM. 我們自行設計了懸臂梁結構進(jìn)行應變和位移的模擬調諧,調諧范圍400,用光功率計和光譜儀對解調后的信號進(jìn)行監測,擬合出的曲線(xiàn)與理論值基本符合。
- Characteristics such as channel bandwidth, channel spacing, tuning range required, and crosstalk behaviors of a single network and concatenated networks are analyzed. 通過(guò)分析給出了信道帶寬、間隔和調諧頻移等特性及對光纖光柵的要求。
- A finite increment in a variable. 變量增量變量的有限增量
- A peak power of more than 0.60MW is generated at 4500 ?, the center wavelength of eoumarin 47. When coumarin 152 is used alone, a broad tuning range of up to 1042 ? has been obtained, which is close to its fluorescence linewidth of 1200 ?. Coumarin47染料的中心波長(cháng)4500?處的峰值功率大于0.;60兆瓦。 僅用Coumarin152一種染料;調諧范圍寬達1042?;與其熒光譜線(xiàn)寬度1200?相近。
- A decrease, especially a small or incremental one. 減少尤指小規?；蛑鸩皆黾诱叩臏p少
