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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
+ V3 o6 C$ I( ^9 V' G E0 ?- \1) Complete transceiver design of wireless communication at 5 GHz.
' v3 G+ }0 C* Q8 x4 D' d4 a 2) Supports 4.9 to 5.9 GHz frequency band and is controlled by software to comply with
# e; e) x1 _2 W! Edifferent country spectrum requirements.
) b! a# g) q+ O5 x1 B3 e 3) Dynamic frequency selection to resist interferences.
3 Z2 [$ C& K5 l4) Close-loop power control to minimize power consumption and be a friendly neighbor to
; W* H6 V1 z: d* \- P7 Gother WLAN networks at 5 GHz.
, X) x6 s3 f0 n' Y: {+ l- r5) Secure networking to assure privacy and content rights protection.
9 i1 P2 f/ A; d" u; ]6) Supports most of the digital video formats at TS layer including MPEG-2, MPEG-4,
% Y7 H; U K2 b. c6 h7 N8 U, S8 b H.264 and VC-1 (WM-9).
3 X4 @( U' |0 U, p0 P7) Supports point-to-point video connection with full QoS and point-to-multipoint video
% D3 a ~( S- Y% w& m% h broadcasting.
. E" ]7 G+ o% {+ K/ J) \2 n8) Configurable expansion I/O connector enabling easy integration with existing host
9 K+ U2 m% l$ A L systems.
8 O5 l3 C+ n. ^1 K/ k 9) HCI interface to the host CPU to enable flexible application development at the host level.
3 @+ J) j* A+ z1 r, W& f1 P5 D10) Transmission of IR control signals to the video source devices from the TV location.
) F8 \7 u6 w( b( ~+ _2 O6 ?! K 2 Functional Specifications
The WAV3000 supports standard MPEG Transport Stream input and output in either
: ~( C& [: I. B5 B3 `' i% EParallel or Serial mode.
The Tx unit transmits the compressed MPEG TS signal to the Rx unit over the air, using the
8 V/ b9 U* }2 _! o, x% vWiViTM wireless networking technology at 5 GHz.
Supports 4.9 to 5.9 GHz frequency band and is controlled by software to comply with
6 S6 i) _. w2 _( I! k4 R 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
) g2 p3 h1 [. ] G 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
) O! ^- V5 }6 d# u/ n8 E) \3 TMbps.
8 r' d* T) l5 P7 {1 d3 System Security
2 m+ N: v4 Q: e6 hThe communication is authenticated and the media stream is encrypted to assure for
6 n3 N! U; i. Y; o% y" c% w# n: O protection of copyrighted material. Flexible pairing procedure between each Tx Unit and Rx Unit
% m9 {* Z/ X% H3 j) C, |0 s* V ensures private communications between each pair of units. This also allow for coexistence of
& |5 ^- W* _5 b& fmultiple pairs of simultaneous operations without cross talk.
4 y$ ?0 k6 J, W7 o __________________________________________________________________________
9 [! x: \- _8 Q1 t7 z Gaffer_tam@163.com
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