This book is concerned with integrated circuits and systems for wireless and mobile communications. Circuit techniques and implementation of reconfigurable low-voltage and low-power single-chip CMOS transceivers for multiband and multi- mode universal wireless communications are the focus of the book. Applications encompass both long-range mobile cellular communications (GSM and UMTS) and Short-range wireless LANs (IEEE802.11 and Bluetooth). Recent advances in research into transceiver architecture, RF frontend, analogue baseband, RF CAD and automatic testing are reported.
標簽： Communication Wireless Circuits Systems and
上傳時間： 2020-06-01
上傳用戶：shancjb
EN 300220-1V2.4.1 Electromagnetic compatibility and Radio spectrum Matters (ERM);Short Range Devices (SRD);Radio equipment to be used in the 25 MHz to 1 000 MHz frequency range with power levels ranging up to 500 mW; Part 1: Technical characteristics and test methods
標簽： EMC
上傳時間： 2021-07-25
上傳用戶：beiyouxia
Features: High efficiency, high reliability, low cost AC input range selected by switch 100% full load burn-in test Protections: Short circuit / Over load Fixed switching frequency at 25KHz Cooling by free air convection 1 year warranty Dimensions: 199*98*38mm (L*W*H)
標簽： Switchin Output Single SKS
上傳時間： 2013-10-30
上傳用戶：taa123456
The SN65LBC170 and SN75LBC170 aremonolithic integrated circuits designed forbidirectional data communication on multipointbus-transmission lines. Potential applicationsinclude serial or parallel data transmission, cabledperipheral buses with twin axial, ribbon, ortwisted-pair cabling. These devices are suitablefor FAST-20 SCSI and can transmit or receivedata pulses as short as 25 ns, with skew lessthan 3 ns.These devices combine three 3-state differentialline drivers and three differential input linereceivers, all of which operate from a single 5-Vpower supply.The driver differential outputs and the receiverdifferential inputs are connected internally to formthree differential input/output (I/O) bus ports thatare designed to offer minimum loading to the buswhenever the driver is disabled or VCC = 0. Theseports feature a wide common-mode voltage rangemaking the device suitable for party-lineapplications over long cable runs.
上傳時間： 2013-10-13
上傳用戶：ytulpx
本手冊是SMIAS (Short Message Internet Access Solution)短信網關系統SP接入子系統通信接口 Java API的使用指南。它詳細介紹了SP-SMIAS網關之間的通信流程，通信協議，以及通信接口Java API的數據結構，以及函數調用方法。
標簽： Internet SP-SMIAS Solution Message
上傳時間： 2014-01-02
上傳用戶：aa54
sending and receiving short messages (SMS and EMS) via Java
標簽： and receiving messages sending
上傳時間： 2015-02-13
上傳用戶：ynsnjs
OSERL (Open SMPP Erlang Library) is an erlang implementation of the Short Message Peer to Peer protocol, covering the entire specification (version 5.0). Forward and backward compatibilities guidelines were adopted.
標簽： Peer implementation Library Message
上傳時間： 2013-12-29
上傳用戶：dengzb84
Huffman with Short dictionary壓縮算法（VB.NET Source）
標簽： dictionary Huffman Source Short
上傳時間： 2013-12-23
上傳用戶：R50974
this book offers java develops short,focused on pieces of code that are easy to incorporate into other programs.
標簽： incorporate develops focused offers
上傳時間： 2015-03-17
上傳用戶：yangbo69
This software is a simple range demo for the nRF9E5 and nRF24E1 devices.
標簽： software devices simple nRF9E5
上傳時間： 2015-05-08
上傳用戶：GHF
