中国安防论坛

 找回密码
 注册
查看: 4128|回复: 0

无线监控的福音——5G 无线数字传输模块介绍

[复制链接]

安防幼儿园学生

Rank: 1

积分
6
发表于 2007-2-9 18:07:46 | 显示全部楼层 |阅读模式
1. Key Features
6 z& S9 |+ N7 ~1 b; F& k1) Complete transceiver design of wireless communication at 5 GHz.
3 h4 U7 V8 N k' M2 z8 g8 j. f 2) Supports 4.9 to 5.9 GHz frequency band and is controlled by software to comply with
/ |, U( U4 U+ L! ~! ?9 Wdifferent country spectrum requirements.
8 [9 L0 Z! A3 _' B8 y5 v: F3) Dynamic frequency selection to resist interferences.
% m0 v: N+ l' t8 H$ P4) Close-loop power control to minimize power consumption and be a friendly neighbor to
/ @; |( Q( f2 ^7 `( v other WLAN networks at 5 GHz.
: A& s0 W6 P6 |' C5) Secure networking to assure privacy and content rights protection.
) X! D J; O3 f( @8 \* ?6) Supports most of the digital video formats at TS layer including MPEG-2, MPEG-4,
& O3 z$ \2 n/ p" n, y H.264 and VC-1 (WM-9).
" q/ G% Y$ @1 c' I7) Supports point-to-point video connection with full QoS and point-to-multipoint video
% f8 o! S6 t* F# L. a7 J$ Zbroadcasting.
' S7 ^: D: C6 k1 ?" _ 8) Configurable expansion I/O connector enabling easy integration with existing host
9 ?6 |6 r9 \& L0 \, K$ y systems.
/ O# v' i1 I, A7 L/ ?* L, l 9) HCI interface to the host CPU to enable flexible application development at the host level.
9 l* G# S: L2 {' W 10) Transmission of IR control signals to the video source devices from the TV location.
1 f% t- x* e( X4 L, D6 v, ^4 n, u! @/ [2 Functional Specifications
The WAV3000 supports standard MPEG Transport Stream input and output in either
: P) _; T! Q7 h; Z! v( s9 L Parallel or Serial mode.
The Tx unit transmits the compressed MPEG TS signal to the Rx unit over the air, using the
* \( ~7 q u4 U l DWiViTM wireless networking technology at 5 GHz.
Supports 4.9 to 5.9 GHz frequency band and is controlled by software to comply with
1 G) R9 ^$ |3 u2 q. \5 I! Xdifferent country spectrum requirements.
The system support data rates from 6 Mbps to 60 Mbps.
The system supports video bit rates from 3 Mbps to 45 Mbps.
Proprietary radio resource control with dynamic frequency selection (DFS) and close-loop
7 x8 \6 W7 |- T: p, D( [8 b( S# k6 Jpower control (CLPC).
Overall video propagation delay of less than 30 ms.
Receive sensitivity is –86 dBm for video rate of 6 Mbps, and –78 dBm for video rate of 20
* [3 u& ~# a& @# a$ lMbps.
2 E+ E L6 R5 q0 F9 j9 e3 System Security
" u. X6 M% c8 A4 t0 V7 m The communication is authenticated and the media stream is encrypted to assure for
$ A7 `+ {# D3 S i _' @ protection of copyrighted material. Flexible pairing procedure between each Tx Unit and Rx Unit
5 p0 }" A1 w) @( Y0 C/ Zensures private communications between each pair of units. This also allow for coexistence of
5 J' G) m% T6 _3 I ]multiple pairs of simultaneous operations without cross talk.
# g" ]5 F- |# ]* Y6 C- d$ W__________________________________________________________________________
+ s- |0 g$ i/ a1 {- g Gaffer_tam@163.com
您需要登录后才可以回帖 登录 | 注册

本版积分规则

安豆网|Archiver|手机版|中国安防论坛 ( 粤ICP备09063021号 )

GMT+8, 2025-12-9 01:40 , Processed in 0.055586 second(s), 19 queries .

Powered by Discuz! X3.4 Licensed

© 2001-2017 Comsenz Inc.

快速回复 返回顶部 返回列表