第十九章:麒麟初啼,双雄会
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第十九章:麒麟初啼,双雄会(第1/2页)
2004年3月,北京,西单中移动总部。
王建宙坐在宽大的办公桌后面,手里转着一支万宝龙钢笔,面前的文件摊开着,标题是《关于与叶氏科技开展3G数据业务合作的请示》。他抬头看了眼坐在对面的叶流云,语气平和却藏着审视:“叶总,移动梦网去年分账收入超过200亿,SP合作方有上千家,你一个做MP3的,凭什么要我给你开专属通道?“
“凭两样东西。“叶流云没动面前的茶,指尖在桌面上敲了敲,“第一,1.5亿QQ活跃用户,其中70%是15到35岁的年轻人,是3G业务最核心的潜在用户。第二,未来网的电商和内容生态,能让用户在手机上直接消费,把ARPU值从现在的80块拉到150块以上。“
旁边坐着的一位姓张的处长嗤笑一声:“叶总口气不小。3G牌照还没发,TD标准连外场测试都没过,你就敢打包票能拉高收入?倒腾国库券的暴发户,终究不懂通信。“
办公室里的空气瞬间凝住。
叶流云没生气,反而笑了,从口袋里掏出一张写满参数的纸,推到张处长面前:“张处,你说我不懂通信。那我问你,TD-SCDMA的帧结构是多长?智能天线赋形增益是多少dB?移动目前在青岛的测试网,掉话率比WCDMA高几个百分点?“
张处长愣住了,这三个问题,别说处级干部,连很多技术骨干都未必能一口答全。
叶流云没等他回应,继续道:“帧长5ms,增益14dB,掉话率高1.7个百分点,主要原因是上行同步精度不够。我手里有个方案,用艾萨克教授的分布式校准算法,能把同步误差压到0.5微秒以内,掉话率降到和WCDMA持平。张处要是感兴趣,我可以把技术文档留下来。“
王建宙的眼神变了。
他拿过那张纸,扫了两眼,抬头看向叶流云的目光里多了几分郑重:“叶总,这个方案,你从哪来的?“
“艾萨克·斯特恩教授,去年加入叶氏董事会,之前在英特尔做无线架构。“叶流云语气平淡,“另外,我手里还有个东西,叫'移动QQ'的手机版原型,能跑在TD终端上,消息延迟不超过200毫秒。“
他掏出一台银白色的工程机,屏幕上赫然是那只熟悉的企鹅。
“昨天刚测的,在移动的2G网络上就能跑,3G环境下能支持语音聊天。“叶流云把手机递过去,“王总,3G不是靠技术参数赢的,是靠应用赢的。欧洲和日本3G为什么亏?因为没有杀手级应用。而我有用户,有内容,就缺一张移动的3G网。“
王建宙接过手机,试了试,消息秒回,界面流畅。他沉默了半分钟,忽然笑了:“好。移动的TD试验网,给你开白名单,允许叶氏终端优先入网。另外,移动梦网的分成比例,我给你提到45%,比任何SP都高。“
“合作愉快。“叶流云伸出手。
张处长在旁边脸涨成了猪肝色,一句话都说不出来。
……
深圳,叶氏研究院。
***趴在工作台上,眼睛熬得通红,面前是示波器和一堆拆解开的基带芯片。艾萨克坐在他旁边,手里转着那支老钢笔,眉头拧成了疙瘩。
“建国,问题不在射频,在电源管理。“艾萨克用蹩脚的中文说,“TD的突发传输模式,功耗峰值比GSM高3倍,现在的锂电池扛不住。你用动态调压方案,切换延迟太大,用户会感觉到卡顿。“
“我知道,但找不到更好的方案啊。“***抓了抓本来就乱的头发,“高通的PMIC芯片不卖给我们,说要等3G牌照发了再说。国内的厂商做的电源管理,效率只有78%,达不到我们的要求。“
门被推开了,叶流云走了进来,身后跟着一个穿着灰色夹克、脚踩布鞋的老人。
***和艾萨克同时抬头,看到老人的脸,愣住了。
“任总?“叶流云也有些意外,“您怎么来了?“
来人正是任正非。
他比电视上更清瘦,脸色有些发黄,像是刚熬了通宵。他没客套,径直走到工作台前,拿起那块基带芯片板看了几秒,开口道:“你们用的是0.18微米的工艺,集成度不够,功耗自然下不来。华为海思上个月流片了一款0.13微米的电源管理芯片,效率能到92%,要不要试试?“
***猛地站起来,眼镜都滑到了鼻尖:“0.13微米?海思能做这么先进的工艺?“
“能做,但良率只有30%。“任正非语气平淡,像在说一件不相干的事,“另外,我们的基带IP核也做了一半,支持TD和WCDMA双模,但缺终端厂的应用场景验证。叶总,我们做个交换?你出终端和市场,我出芯片,利润三七分,专利共享,对
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