There are two types of transmission: circuit switched and packet switched.
有两种传送方式:线路交换和包交换。
Circuit switched transmission entails a dedicated circuit for communication between two dedicated devices.
线路交换传送需要在两个专用设备之间使用专用线路进行通信。
This system is applied in not only PSTN but also non-security system based on circuit switched networks.
该系统不仅可用于PSTN,也可用于其它和PSTN类似的基于电路交换和网络本身没有保密的系统。
Cell phones already have a very low latency digital data path - the circuit switched channel used for voice.
手机上已经存在一个低延迟的数字数据路径—用于语音的线路信道。
The radio system employs an advanced IP (Internet Protocol) based infrastructure that offers significant advantages compared with circuit switched solutions.
无线系统使用先进的网络协议,这比电路控制有着更好的优势。
The Voice Call Continuity (VCC) -based IP Multimedia Subsystem (IMS) solution can accomplish Circuit Switched (CS) -ims handover and is a approach to Fixed-mobile Convergence (FMC).
基于IP多媒体子系统(IMS)的语音呼叫连续性解决方案是实现固定移动融合(FMC)的一种方式,可以实现从电路交换方式向IMS方式的过渡和演进。
This paper also studies and compares three different methods to measure the resources used by each circuit switched service, which is to be determined in spectrum requirements analysis.
并对频谱需求分析所需的电路交换业务资源占用度量方法进行了研究。
In addition, the transport layer allows IMS devices to make and receive calls to and from the PSTN network or other circuit-switched networks via the PSTN gateway.
此外,传输层允许IMS设备通过PSTN网关呼叫PSTN网络或其他电路交换网络和接收来自这些网络的呼叫。
The Global Positioning System circuit, several power converters and a set of devices that route commands to various pieces of equipment were switched off.
全球定位系统,几个电力转换器和一系列对大量设备发布指令的装置都被关闭了。
Comparing to step-down resonant switched capacitor(RSC) converter, the composing principle of step-up RSC converter is different, so their sneak circuit conditions are not same.
相对于降压式谐振开关电容变换器,升压式谐振开关电容变换器构成方式不同,潜电路发生条件也有较大区别。
Note that before the capacitor is switched to the picoammeter, the capacitor is connected to circuit LO.
请注意,在电容器被切换至皮安计之前,它是被连接到电路lo的。
In a circuit-switched network when you use a circuit, you have the full circuit for the time that you are using the circuit without competition from other users.
在电路交换网络中使用电路时,您在使用该电路的时间内将拥有整个电路,不会与其他用户争用。
The third chapter mainly introduces the hardware design of soft starter, including the main circuit, control circuit, drive circuit, and protect circuit and auxiliary switched power design.
第三章详细介绍了软起动控制器的硬件设计,包括主电路、控制电路、驱动保护回路和辅助开关电源电路的分析和设计。
This paper presents a simple tracking filter circuit, which is applicable to Doppler radar sets and consists mainly of a switched bandpass filter and a phase-locked loop.
本文提出一种简单的跟踪滤波器电路,该电路可用于多普勒雷达,主要由开关式带通滤波器和锁相环组成。
This paper introduces the principle of Switched Reluctance Motor (SRM), provides a kind of power supply electric circuit of SRM.
介绍了开关磁阻电动机的工作原理,提供了一套开关磁阻电动机的驱动电源电路。
This paper introduces the method of unified modeling for PWM switched converter, and draws the analytic method of harmonic balance into the analysis of the circuit.
介绍了PWM开关功率变换器电路的统一建模方法,并将谐波分析方法应用于电路分析中。
Used the switched capacitor Common Mode Feedback circuit(CMFB) in main amplifier to achieve a large output voltage swing and decrease the static power consumption at the same time.
主放大器采用开关电容共模反馈电路在获得大输出摆幅的同时降低了功耗。
The dynamic braking means that after three-phase voltage is switched off asynchronous dynamo the dc current flows into the stator circuit to realize dynamo braking.
能耗制动是在异步电动机切离三相电源后,在定子回路通入直流电流,实现能耗制动。
This means that many of the existing connection-oriented or circuit-switched networks will need to be upgraded to support packet-switched data traffic.
这就意味着目前存在的面向连接的和电路交换的网络必须升级,以便能够支持分组交换的数据业务。
WAN connection types include leased line, circuit-switched, and packet-switched.
WAN连接类型包括专线、电路交换和分封交换。
In this design, any combination of electrical ratings shown in the rating table may be switched from one circuit to the other.
在这种设计中,参数表中所示的电参数的任何组合可以从一个电路转换到另一个电路。
Also, the hardware circuit-switched networks need to run effectively are extremely expensive, mostly because voice and data services must be supported on different wires.
另外,硬件电路交换网要办切实极为昂贵,因为大部分语音和数据服务就必须支持不同的绳索。
It should satisfy dynamic stability, thermal stability, switched-current and switch up-down selectivity in a short circuit while selecting the pumping station using electricity system equipments.
选用站用电系统设备时应满足短路时的动、热稳定,开断电流,开关上、下级的选择性等要求。
The basic unit structure of the switched current circuit is introduced. Problems with SI technique and their solutions are discussed.
介绍了开关电流电路的基本单元结构,讨论了目前开关电流技术中存在的问题及其解决方法。
Such redundancy makes packet networks-unlike traditional circuit-switched networks-extremely robust.
和传统的电路交换网络相比,这样的冗余性使得报文网络极其健壮。
On the base of chaos inherent in the switched-mode power supply the idea is present to uses controlling parameters to change the state of the circuit to reduce EMI level.
从开关模式电源电路中固有的混沌现象出发,提出了应用组合参数控制改变电路工作状态降低电磁干扰水平的思路。
Auxiliary feedback amplifiers and switched capacitor common mode feedback circuit are employed.
共模反馈电路由开关电容共模反馈电路实现。
Auxiliary feedback amplifiers and switched capacitor common mode feedback circuit are employed.
共模反馈电路由开关电容共模反馈电路实现。
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