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杨春燕 模拟及功率器件产品中心技术支持科项目经理 |
杨春燕,现任瑞萨电子APC产品中心技术支持科项目经理。负责瑞萨电子化合物产品市场推广和技术支持。杨春燕女士拥有7年射频器件行业经验,内容涵盖芯片企划,市场推广以及技术支持。 | |
叶永健 模拟及功率器件产品中心化合物产品科/市场部副经理 |
现任瑞萨电子APC产品中心化合物产品科/市场部副经理。主要负责执行及协助制定瑞萨电子化合物射频产品之市场计划, 营销策略, 和产品推广等 | |
陈建名 模拟及功率器件产品中心化合物产品科/市场部经理 |
陈建名,现任瑞萨电子APC产品中心化合物产品科/市场部经理。主要负责制定瑞萨电子化合物产品市场计划, 营销策略, 和产品推广等 |
[ 最近 10 条问答 ] [ 全部发言 ] | ||
[主持人:ChinaECNet] | 各位网友,欢迎参加中电网在线座谈,今天我们邀请到瑞萨电子的专家,与大家共同探讨“性能卓越,绿色环保——瑞萨电子uPG/uPD系列天线开关产品”,欢迎大家踊跃提问! | [2011-9-7 10:10:07] |
[主持人:ChinaECNet] | 各位网友,8月在线座谈的获奖名单,将于本周内公布,请大家随时关注。 | [2011-9-7 10:17:21] |
[问:dongguanze] | 产品是美国原装的,还是在内地生产的? | |
[答:yangchunyan] | 你好,瑞萨电子是一间日本公司,我们的天线开关是在日本生产的。 | [2011-9-7 10:29:07] |
[问:guan5232] | WLAN传输功耗? | |
[答:yangchunyan] | 你好。WLAN的信号强度在1w左右。 | [2011-9-7 10:30:23] |
[问:jwdxu2009] | 能提供免费样品试用,回应报价和交货期。 | |
[答:yeyongjian] | Yes we can provide free samples. Please leave your contact information and our agent will contact you shortly. | [2011-9-7 10:30:44] |
[主持人:ChinaECNet] | 各位网友,我们现在已经进入问答环节,如果您想重复收看刚才的讲解内容,请点击页面上方的“在线演示” | [2011-9-7 10:31:26] |
[问:feng88] | 请问贵公司的产品从哪些方面体现环保呢 | |
[答:yeyongjian] | We are following these standard -->REACH/ Halogen free/ ROHS | [2011-9-7 10:31:57] |
[问:0603517] | 对现今社会而言绿色环保还存在吗? | |
[答:yeyongjian] | From supplier point of view, we are trying our best to eliminate those substances which are mentioned by international standards (REACH/Rohs, etc) | [2011-9-7 10:34:57] |
[问:shhs999@sohu.com] | 功率2w的有吗? | |
[答:yangchunyan] | 你好,功率2w的天线开关有很多,你可以关注UPG2176T5N,UPG2010TB等。 | [2011-9-7 10:36:11] |
[问:tengzhihua] | 目前市面上有产品在采用瑞萨的天线开关了吗? | |
[答:yeyongjian] | Yes many. wireless Router, mobile phone, wifi/Bluetooth modules (notebook/mobile phone) | [2011-9-7 10:36:21] |
[问:zhangjsh@public.tpt.tj.cn] | 请问:此开关的噪声是多少?(2.4G时) | |
[答:yangchunyan] | 你好,请问你问的是那个型号的天线开关?另外,天线开关主要关注的指标是P0.1dB,ISL和Lins等。NF是LNA关注的指标。 | [2011-9-7 10:37:50] |
[问:jwdxu2009] | 有用在车载定位上的案例吗? | |
[答:yeyongjian] | GPS for car navigation needs external and internal antenna. SWIC can be used for switching between these two antenna. <FYI> we have GPS LNA for this application. | [2011-9-7 10:40:16] |
[问:czmoo] | 切换路数最多的是哪类射频天线开关? | |
[答:yangchunyan] | Renesas目前可以提供SP10T的天线开关。一般来讲,现在SP10T也是比较通用的。 | [2011-9-7 10:40:19] |
[问:tengzhihua] | ISLLOSS分别是指什么参数? | |
[答:yangchunyan] | ISL指的是隔离度。LOSS指的是插损。 | [2011-9-7 10:42:14] |
[问:dongguanze] | 功耗方面,最低可以做到多少? | |
[答:yeyongjian] | Switch Control Current is in "uA" level. | [2011-9-7 10:43:43] |
[问:qditz] | uPG/uPD系列天线开关的传输最大距离是多少? | |
[答:yangchunyan] | 你好,我们的天线开关是信道选择的器件,不是用于传输的器件。传输距离取决于传输信号的强度,障碍物的介质等。 | [2011-9-7 10:44:10] |
[问:tengzhihua] | 瑞萨的供货周期怎么样? | |
[答:yeyongjian] | Our official standard LT is 8-10 weeks However, you can discuss with our agents for shorten the LT. They are willing to help you. | [2011-9-7 10:45:29] |
[问:imcq] | 无线开关微功耗进展如何? | |
[答:yeyongjian] | Switch Control Current is in "uA" level | [2011-9-7 10:48:40] |
[问:hongpanfeng] | 瑞萨电子uPG/uPD系列天线开关主要应用于哪些领域? | |
[答:yangchunyan] | Renesas天线开关主要用于手机,数据卡,上网本等领域。凡是需要信道选择的应用场合都可以选用Renesas的天线开关。 | [2011-9-7 10:49:21] |
[问:btgy4008] | 关于无线数字TV调谐产品,请问Renesas目前是否有硅TURNER芯片? | |
[答:yeyongjian] | This is not related to SWIC. Let me reply you as below: We don"t have Si Tuner IC but we have low voltage LNA for increasing the sensitivity of Si tuner or tuner application. | [2011-9-7 10:51:33] |
[问:tengzhihua] | 瑞萨有LNA产品吗? | |
[答:yangchunyan] | 有的. Renesas有LNA的产品。请和我们联系以获得具体的信息。 | [2011-9-7 10:53:26] |
[问:sheldon] | 天线开关有无辐射问题? | |
[答:yeyongjian] | Radiation exists everywhere in the world, including mobile phone/WiFi signals. RF SWIC will not harm you. | [2011-9-7 10:53:47] |
[问:tengzhihua] | 天线开关的隔离度是多少? | |
[答:yangchunyan] | 不同天线开关的隔离度不同,从十几到三十几dB隔离度都有。取决于客户的要求。 | [2011-9-7 10:55:37] |
[问:ezcui] | 请教专家:射频天线开关与射频开关有哪些异同之处? | |
[答:yeyongjian] | Antenna SWIC is only a team for describing SWIC used in antenna side for switching between Tx/Rx. Other example (FYI) is "filter switching" | [2011-9-7 10:57:10] |
[问:liang-1011] | 瑞萨电子uPG/uPD系列天线开关损耗是多少? | |
[答:yangchunyan] | 瑞萨电子uPG/uPD系列天线开关损耗最低在0.2dB左右。 | [2011-9-7 10:57:10] |
[问:tengzhihua] | 工作电压范围是多少? | |
[答:yeyongjian] | depends on PN. Low voltage: 1.8V (TYP) Normal voltage: 3V (TYP) | [2011-9-7 10:58:13] |
[问:btgy4008] | RF双栅极MOSFET和一般MOSFET在性能上有何不同? | |
[答:yangchunyan] | RF器件更加重视隔离度,插损等指标(具体请参考Presentation)。 | [2011-9-7 10:58:17] |
[问:ezcui] | 请教专家:这么微小的东东,其隔离度是由什么来保障的呢? | |
[答:yangchunyan] | 隔离度的保证是由芯片的内部设计来实现的。 | [2011-9-7 10:59:43] |
[问:liang-1011] | 瑞萨电子uPG/uPD系列天线开关的适用范围? | |
[答:yeyongjian] | If you are talking about Power handling. <4W is ok. | [2011-9-7 11:00:27] |
[问:linbaoming] | 目前有没有针对平板电脑相关应用的开关产品? | |
[答:yeyongjian] | For Tablet PC, SPDT/SP3T can be used in WiFi/BT. However, PC makers usually use "modules" which also includes our SWIC inside. | [2011-9-7 11:04:19] |
[问:stclq] | 天线开关会不会造成信号的衰减? | |
[答:yangchunyan] | 会有信号的衰减。天线开关有一个指标是Insertion loss,这个指标就是体现了衰减的程度。一般大概在0.2~0.4dB. | [2011-9-7 11:04:26] |
[问:ezcui] | 天线开关产品功率越大隔离度就越低吗? | |
[答:yeyongjian] | There is trade off among parameters. However, our rich lineup can satisfy your requirements. Usually, we try to increase the isolation performance of our High power SWIC because it is an important parameter for high power application. | [2011-9-7 11:07:08] |
[问:WhiteTiger] | 请教专家:隔离度27dB的含义? | |
[答:yangchunyan] | 这个是针对关断信道而言的。拿一个SPDT的天线开关举例来说,在输入端输入一个30dBm的信号,天线开关信道1打开,2关断,那么在信道2的输出端最多只能输出3dB的信号。 | [2011-9-7 11:07:36] |
[问:cjjlll] | 产品的节能环保性能如何? | |
[答:yangchunyan] | Renesas的天线开关符合Rohs,Reach,Halogen free等标准。 | [2011-9-7 11:09:06] |
[问:ezcui] | 天线开关在应用中会否产生信号泄漏或发生发射呢? | |
[答:yangchunyan] | 会有信号泄漏的问题,就是刚才网友提到过的隔离度的问题来反映。 | [2011-9-7 11:11:11] |
[问:btgy4008] | Renesas用在Wi-Fi的器件有那些?能举例说明吗? | |
[答:yangchunyan] | 可以关注uPG2413,uPG2430等等。 | [2011-9-7 11:13:12] |
[问:czmoo] | 对供电的稳定度有严格要求吗? | |
[答:yangchunyan] | 供电有一个范围,在那个供电范围内SWIC就可以正常工作。不要求精度非常高的供电电压。 | [2011-9-7 11:14:22] |
[问:sheldon] | 功耗如何,毕竟我们不希望移动设备总需要充电。 | |
[答:yangchunyan] | 你好,开关电流都是UA级的,功耗很低。 | [2011-9-7 11:15:26] |
[问:btgy4008] | 使用中RFMOSFET容易烧毁,设计时最重要的要注意什么以确保可靠性? | |
[答:yangchunyan] | 我想你指的是用于发射部分的MOSFET.主要考虑电压不能超过最大值,不能失配。 | [2011-9-7 11:16:37] |
[问:huangyan166] | 隔离耐压多少? | |
[答:yeyongjian] | Could you please clarify your question in detail? | [2011-9-7 11:17:42] |
[主持人:ChinaECNet] | 各位网友,专家正在逐一解答大家的问题,请同一问题不要重复提交。 | [2011-9-7 11:17:52] |
[问:aumiwalker] | 请问这个讲座内容之后的几天还能在线看到吗?有截止时间吗? | |
[答:tangwen] | 随时都能看,没有截至日期 | [2011-9-7 11:18:39] |
[主持人:ChinaECNet] | 各位网友,今天座谈的演讲内容,将从今天下午开始在中电网进行回放,请大家随时关注中电网的更新。 | [2011-9-7 11:19:06] |
[问:czmoo] | 5.8G已是最高频的产品了吗? | |
[答:yeyongjian] | For our line up (consumer grade product), it is. | [2011-9-7 11:19:09] |
[问:WhiteTiger] | 请教专家:Pin(1dB)及Pin(0.1dB)的情况下,30dBm的含义?谢谢! | |
[答:yangchunyan] | Pin(1dB)指的是当信号的输出衰减1dB时输入信号的强度。 同样的,Pin(0.11dB)指的是当信号的输出衰减0.1dB时输入信号的强度。 | [2011-9-7 11:19:35] |
[问:lingf] | 能适应的工作温度范围是多少? | |
[答:yeyongjian] | Different PN may have a bit different. The value is stated at "ABSOLUTE MAXIMUM RATINGS" in our datasheet. For example, Operating Ambient Temperature of uPG2179TB is -45C to +85C. | [2011-9-7 11:21:11] |
[问:ezcui] | “会有信号泄漏的问题”,那如何采取措施来防止呢?加屏蔽能有效吗? | |
[答:yangchunyan] | 这个是器件本身的特征,加屏蔽应该不可以解决.但是这个泄漏是一个可接受的范围,最小只有0.2dB左右。 | [2011-9-7 11:21:23] |
[问:liang-1011] | 瑞萨电子uPG/uPD系列天线开关应用频率范围? | |
[答:yangchunyan] | 50MHz~6GHz. | [2011-9-7 11:23:10] |
[问:btgy4008] | RF产品的阻抗匹配很重要,如何做到这一点? | |
[答:yangchunyan] | Renesas天线开关要求匹配阻抗是50ohm. | [2011-9-7 11:24:17] |
[问:xqh518] | 刚才打错字了,是射频辐射 | |
[答:yeyongjian] | They won"t harm you. | [2011-9-7 11:24:35] |
[问:gsqycx] | 你们的开关尺寸如何? | |
[答:yeyongjian] | the smallest package is 1x1x0.4 mm | [2011-9-7 11:24:52] |
[问:btgy4008] | RF输出级如何和天线的阻抗匹配以达到最佳的发送、接收级呢? | |
[答:yangchunyan] | Renesas的天线开关要求阻抗匹配是50ohm. | [2011-9-7 11:25:06] |
[问:ezcui] | uPG/uPD系列天线开关的可靠性有无保障?MTBF水平有多高? | |
[答:yangchunyan] | 我们会提供相应的可靠性报告给客户. | [2011-9-7 11:26:39] |
[问:ezcui] | 瑞萨目前有无3刀多掷或更多刀数的开关产品? | |
[答:yeyongjian] | We have "DP/2P". You can consider to use 2pcs DP4T to build 3PnT function. | [2011-9-7 11:27:13] |
[问:tengzhihua] | 评估板如何获取? | |
[答:yeyongjian] | please contact our agents. They are willing to help you. | [2011-9-7 11:27:36] |
[问:tengzhihua] | 用于高频产品中天线开关的EMC特性如何? | |
[答:yangchunyan] | 天线开关是ESD敏感器件。在我们的可靠性报告中可以查阅人体模式和机器模式的耐压值。 | [2011-9-7 11:28:06] |
[问:ezcui] | uPG/uPD系列天线开关产品功率越大插损也就越大吗? | |
[答:yangchunyan] | 一般而言,是这样的。但并不是一个必然的关系。 | [2011-9-7 11:29:42] |
[问:btgy4008] | 2.4GHz无线开关设计在PCB布局上需要注意的问题有那些? | |
[答:yeyongjian] | It should be fine if you follow reference design from B/B or RFIC vendors. Renesas and agent"s FAE are willing to help you. | [2011-9-7 11:29:43] |
[问:phosphor] | WiFi方面的案例有吗? | |
[答:yeyongjian] | The biggest router maker in China is using our product. Basically, our SWIC is DI for most of the reference design of wireless chipset. | [2011-9-7 11:30:44] |
[问:ezcui] | 最小封装能做到多小? | |
[答:yeyongjian] | the smallest package is 1x1x0.4mm (T5k/T6R) | [2011-9-7 11:31:44] |
[问:czmoo] | 4w是最高功率了吗? | |
[答:yeyongjian] | currently yes. Our products are for consumer market. | [2011-9-7 11:32:17] |
[问:btgy4008] | 就无线开关设计而言,2.4GHz和5GHz在性能上有何差别? | |
[答:yangchunyan] | 通常频率越高,相应的指标(隔离度和插损)会弱一些。 | [2011-9-7 11:32:53] |
[问:tengzhihua] | 记得在设计天线时候PCBLAYOUT有很多注意的地方那么增加这个天线开关在设计中需要注意哪些地方? | |
[答:yangchunyan] | 主要也是一些射频产品的设计需要关注的因素。因为天线开关是一颗被动器件,相对其它射频产品而言,设计相对容易。主要是要考虑ESD和EMC方面的保护。 | [2011-9-7 11:34:52] |
[主持人:ChinaECNet] | 各位网友,我们正在进行的是“性能卓越,绿色环保——瑞萨电子uPG/uPD系列天线开关产品”在线座谈,欢迎大家踊跃提问! | [2011-9-7 11:35:33] |
[问:ezcui] | PCB的走向是否也会形成天线效应而导致辐射或发射呢? | |
[答:yangchunyan] | 在射频设计当中,PCB的走线会影响射频性能。 | [2011-9-7 11:35:41] |
[问:ezcui] | 瑞萨uPG/uPD系列天线开关有无独特的创新优势? | |
[答:yeyongjian] | If you are looking for good performance--> uPG If you are looking for low price and better ESD performance--> uPD | [2011-9-7 11:39:35] |
[问:ezcui] | “在射频设计当中,PCB的走线会影响射频性能”,用户设计过程中该如何合理布线?敬请专家赐教?谢谢! | |
[答:yangchunyan] | 这个问题很难用几句话讲清楚,请留下你的联系方式可以在会后具体讨论。 | [2011-9-7 11:42:20] |
[问:ezcui] | 瑞萨这类开关产品的具体价位定在何等水平? | |
[答:yeyongjian] | We are targeting market that requires high performance and good reliability. For price/reliability/performance/production cap, Renesas should be in the same level as those oversea vendors (US/JP). | [2011-9-7 11:44:27] |
[问:tengzhihua] | 今天研讨会收获很大了解到了天线开关在以后设计中多了很多选择! | |
[答:yeyongjian] | Thank you very much Please contact our agent ASAP to buy our products :) | [2011-9-7 11:45:38] |
[问:tengzhihua] | 绿色环保这个研讨会主题体现在哪个方面? | |
[答:yeyongjian] | Renesas的天线开关符合Rohs,Reach,Halogen free等标准。 | [2011-9-7 11:46:25] |
[问:btgy4008] | 在设计RF中,如何保证同一批电路板在频率发射接收上尽量接近? | |
[答:yangchunyan] | Renesas是电子元器件的供应商,一致性在标准范围内。 | [2011-9-7 11:48:13] |
[问:cjjlll] | 有收获 | |
[答:yangchunyan] | 谢谢。 | [2011-9-7 11:49:22] |
[问:ezcui] | PCB上多枚天线开关之间是否也会造成相互干扰或影响? | |
[答:yangchunyan] | 因为天线开关是被动器件,这个影响是很小的。 | [2011-9-7 11:49:52] |
[问:czmoo] | 器件适用的温度范围? | |
[答:yangchunyan] | Different PN may have a bit different. The value is stated at "ABSOLUTE MAXIMUM RATINGS" in our datasheet. For example, Operating Ambient Temperature of uPG2179TB is -45C to +85C. | [2011-9-7 11:53:33] |
[问:andy4423] | 瑞萨电子uPG/uPD系列天线开关产品在通过了哪些安全认证吗? | |
[答:yeyongjian] | SWIC don"t have safety standard. Only environmental issue for SWIC. | [2011-9-7 11:55:15] |
[ 最近 10 条问答 ] [ 全部发言 ] |
瑞萨电子(TSE: 6723),科技让生活更轻松,致力于打造更安全、更智能、可持续发展的未来。作为全球微控制器供应商,瑞萨电子融合了在嵌入式处理、模拟、电源及连接方面的专业知识,提供完整的半导体解决方案。成功产品组合加速汽车、工业、基础设施及物联网应用上市,赋能数十亿联网智能设备改善人们的工作和生活方式。更多信息,敬请访问renesas.com。关注瑞萨电子微信公众号,发现更多精彩内容。