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无线监控的福音——5G 无线数字传输模块介绍

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安防幼儿园学生

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发表于 2007-2-9 18:07:46 | 显示全部楼层 |阅读模式
1. Key Features
' g. U3 l$ `% H& V! Z" i' C1) Complete transceiver design of wireless communication at 5 GHz.
& a# W0 r: {; E6 S5 D6 {" K( a2) Supports 4.9 to 5.9 GHz frequency band and is controlled by software to comply with
% {1 E0 y$ I# @1 Vdifferent country spectrum requirements.
' P$ s" p' ?6 i A; ~$ B& M G7 {3) Dynamic frequency selection to resist interferences.
- w3 i8 i9 ?: y/ N" E/ s1 f/ K4) Close-loop power control to minimize power consumption and be a friendly neighbor to
* w5 |7 W0 e9 V# c3 r/ @5 H$ }other WLAN networks at 5 GHz.
# N/ Z. [. @, Y) u6 r5) Secure networking to assure privacy and content rights protection.
! _0 l$ t- }8 x) t5 b0 }6) Supports most of the digital video formats at TS layer including MPEG-2, MPEG-4,
4 g; F5 v. n7 d4 Z H.264 and VC-1 (WM-9).
" s% G: j- D3 @# {+ ?7) Supports point-to-point video connection with full QoS and point-to-multipoint video
+ \+ [) _9 d7 m2 T broadcasting.
6 S! [0 A) E* o. p6 P 8) Configurable expansion I/O connector enabling easy integration with existing host
) t. G$ x3 S3 A6 F2 y0 Z& u1 t0 { systems.
% P/ z3 O0 E W# a( M6 h4 B5 e) ~, c1 S" y9) HCI interface to the host CPU to enable flexible application development at the host level.
) A! W! b3 F H3 ^10) Transmission of IR control signals to the video source devices from the TV location.
. o# h. I% T+ n! a2 Functional Specifications
The WAV3000 supports standard MPEG Transport Stream input and output in either
: @. [$ K5 o: k- x0 PParallel or Serial mode.
The Tx unit transmits the compressed MPEG TS signal to the Rx unit over the air, using the
6 L0 s3 t0 N' V' A9 g WiViTM wireless networking technology at 5 GHz.
Supports 4.9 to 5.9 GHz frequency band and is controlled by software to comply with
: x$ z1 K7 I. H+ p- Z3 `different 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
$ w3 i! Q+ y7 X$ w power 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
" h( M5 |. ]2 D N% e6 w4 eMbps.
) y& z* M# H4 U4 T8 Y; c 3 System Security
! N/ `/ ]! Z( M* q7 \: K: q The communication is authenticated and the media stream is encrypted to assure for
" V0 t6 p( Y3 x' iprotection of copyrighted material. Flexible pairing procedure between each Tx Unit and Rx Unit
0 {. L- p% p# x3 I- b0 z, o8 E ensures private communications between each pair of units. This also allow for coexistence of
I! a8 ^6 @1 k0 q: c$ V1 Cmultiple pairs of simultaneous operations without cross talk.
7 h' M- F( z5 K# t' r8 J__________________________________________________________________________
0 L2 B, H( p l3 l J Gaffer_tam@163.com
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