专用芯片

• Since the idea of asic was put forward , it has made rapid progress , which marked a new phase for the integrated circuits ( 1c ) : a hardware design phase of asic and system integrity
  Asic的提出和迅速发展，标志着集成电路进入了一个新的阶段： asic和系统集成的硬件设计阶段。它满足了千差万别的系统用户要求，让他们把想设计的电路直接设计在自己的专用芯片上。
• I use special instrument to test items of modulator ( ( frequency 、 constellation ) , all up to the anticipated performance , so the system could be made into asic which could be served to the digital society
  整个设计利用专用测试仪对频谱、星座图和其它各项发射指标进行测试,均达到预想效果,所以该fpga系统可以作为进一步进行流片,成为专用芯片,更好的服务于数字社会。
• Due to the limitation of device level , it is impossible to sample rf signal in direct now and have to choose the middle project - sampling if signal , using special chip to built in the flexible multi - mode and multi - function receivers
  鉴于目前器件水平的限制，现阶段尚无法对射频直接采样，只能采用折中方案? ?中频采样，使用专用芯片构成灵活的多功能多制式接收机。
• By the use of the digital signal processor ( dsp ) tms320lf2407 developed for motor control purpose , it can realize uncoupling of stator ' s current and the algorithm of svpwm , then it achieves the speed closed - loop control of ac motors
  以电机控制专用芯片tms320x2407为核心构成控制系统电路，进行电流的完全解耦，产生svpwm波形，实现了交流异步电机速度的闭环控制。
• With the development of internet and communication technology , the digital communication system has become more and more complicated , as the result , the importance of developing the universal ip has been obvious
  随着网络技术与通信技术的发展，通信专用芯片的设计复杂度与以前相比将加大，而设计周期也将随之加长，因此开发具有自主知识产权的ip具有重要的战略意义。
• In addition , the bridging module is a critical part in the platform . with the two different kinds of implementation methods of bridging function : using specific integrated circuit or using fpga , the plan of design is finished with two stages
  其中，桥接模块是通用处理平台的一个关键部分，根据桥接模块两种实现方法：专用芯片或者fpga设计，本文制定出分阶段完成的通用处理平台设计方案。
• Is in the business of development and commercialization of emdedded processors , asic , embedded controllers and eos for commercial electronics , information appliance , automotive control and industrial automation systems
  欧比特公司是研制嵌入式处理器专用芯片asic嵌入式操作系统eos及平台计算机等嵌入式产品的高科技公司，其先进的嵌入式技术在宇航信息家电汽车电子工业自动控制等领域有着广泛的应用。
• The ade7758 is a high accuracy 3 - phase electrical energy measurement ic . it incorporates adcs , a digital integrator , reference circuitry , temperature sensor , and all the signal processing required performing active , reactive , and apparent energy measurement and rms calculations
  Ade7758是高精度三相电量测量专用芯片,它集成了adc 、数字积分器、参考电路、温度传感器以及电能测量和有效值计算的数字处理模块。
• At the end of this article , we propose the design and implementation of software for epon according to the epon special chips , give a detailed presentation of how to configure our algorithm on epon chips with api functions
  最后,根据epon系统的要求,本文提出了epon系统的软件框架设计方案。根据epon专用芯片的特点,提出了动态带宽分配算法和网元管理系统的设计方案,对调用芯片api函数扩展动态带宽分配算法进行了详细说明。