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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
& x; ~, I1 x6 j3 x 1) Complete transceiver design of wireless communication at 5 GHz.
7 ^% {2 w) P' L) h- h- D5 s" s- B 2) Supports 4.9 to 5.9 GHz frequency band and is controlled by software to comply with
+ I' y$ e; x$ z$ H9 q7 w different country spectrum requirements.
" N- Q4 T# n0 ?! ~; |, u' A* e8 k8 ` 3) Dynamic frequency selection to resist interferences.
% _/ p* n/ z6 O2 @8 _/ l7 h% g/ D2 I 4) Close-loop power control to minimize power consumption and be a friendly neighbor to
2 X$ p( s. h1 D4 M6 Bother WLAN networks at 5 GHz.
( F: I. J. \2 \9 {5) Secure networking to assure privacy and content rights protection.
+ S* y; K9 Q7 }6) Supports most of the digital video formats at TS layer including MPEG-2, MPEG-4,
, H+ Q* ~5 ^6 H2 g y0 U. uH.264 and VC-1 (WM-9).
3 b. ^, e& D, {! }1 G5 ]4 Y 7) Supports point-to-point video connection with full QoS and point-to-multipoint video
" H4 Q4 F2 h) Q1 q: `) o broadcasting.
S) Z: s: @; I# P! y! o8) Configurable expansion I/O connector enabling easy integration with existing host
: Y( \. J. ~2 h. j# i4 ksystems.
+ c* f) D9 `' o 9) HCI interface to the host CPU to enable flexible application development at the host level.
% _3 c6 p5 s$ @5 I& Q5 A10) Transmission of IR control signals to the video source devices from the TV location.
# b* V) O6 o" y" P' E$ C) _ 2 Functional Specifications
The WAV3000 supports standard MPEG Transport Stream input and output in either
9 j$ S+ w1 |% M. u Parallel or Serial mode.
The Tx unit transmits the compressed MPEG TS signal to the Rx unit over the air, using the
: o% y8 ?! H+ d, S WiViTM wireless networking technology at 5 GHz.
Supports 4.9 to 5.9 GHz frequency band and is controlled by software to comply with
$ P ^. O! a% d7 hdifferent 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
' n' V/ O' ~# R! r4 _. p: ypower 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 d w$ p3 |, b6 B Mbps.
- l2 ?9 n$ E* J/ L6 w8 N 3 System Security
! ]. ?9 g+ Y0 u" GThe communication is authenticated and the media stream is encrypted to assure for
- T7 N1 N, @) [( i, pprotection of copyrighted material. Flexible pairing procedure between each Tx Unit and Rx Unit
3 y- d2 {0 g' t( Oensures private communications between each pair of units. This also allow for coexistence of
( M% s( X4 K* Y `2 d; f5 b& b+ m2 z1 q multiple pairs of simultaneous operations without cross talk.
+ z3 |2 C$ @ h6 k __________________________________________________________________________
4 [5 Q; s$ m& M Gaffer_tam@163.com
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