Linear Technology offers some of the highest performance RF and signal chain solutions for wireless and cellularinfrastructure. These products support worldwide standards including, LTE, WiMAX, GSM,W-CDMA, TD-SCDMA,CDMA, and CDMA2000. Other wireless systems include broadband microwave data links, secure communications,satellite receivers, broadband wireless access, wireless broadcast systems, RFID readers and cable infrastructure
標(biāo)簽:
無(wú)線
方案
上傳時(shí)間:
2013-11-04
上傳用戶:kiklkook
設(shè)計(jì)了Ka波段螺旋線行波管的慢波結(jié)構(gòu),分析其色散特性曲線和耦合阻抗,對(duì)高頻系統(tǒng)進(jìn)行了優(yōu)化;利用PIC粒子模擬得到在工作頻帶內(nèi)飽和輸出功率>73.5 W,增益畸變<2%,并對(duì)試制樣管進(jìn)行了試驗(yàn),測(cè)得在工作頻帶內(nèi)輸出功率>45 W,電子效率>12.5%,采用4級(jí)降壓收集極后總效率大于40%,最后對(duì)模擬結(jié)果和實(shí)測(cè)結(jié)果的差異原因進(jìn)行了簡(jiǎn)單分析。
標(biāo)簽:
行波管
慢波
模擬設(shè)計(jì)
上傳時(shí)間:
2013-12-14
上傳用戶:米米陽(yáng)123