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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
0 V* c; _- l3 s1 E5 `$ V 1) Complete transceiver design of wireless communication at 5 GHz.
9 j t9 T$ x6 m$ `2) Supports 4.9 to 5.9 GHz frequency band and is controlled by software to comply with
; {5 v+ D2 f! P$ E. Z" s different country spectrum requirements.
% j9 z& ?+ k. ?5 r; g: B& B 3) Dynamic frequency selection to resist interferences.
8 I- u6 \" K& T# ?, u1 R4) Close-loop power control to minimize power consumption and be a friendly neighbor to
' r4 d; C: u2 b other WLAN networks at 5 GHz.
8 M% [6 r' n" i1 K/ r, K" \$ r0 L 5) Secure networking to assure privacy and content rights protection.
$ C% G) l# U& y, { 6) Supports most of the digital video formats at TS layer including MPEG-2, MPEG-4,
2 D$ p: X5 J! B: l6 k, h$ Z H.264 and VC-1 (WM-9).
1 v% }$ K6 ?7 q& J2 m7) Supports point-to-point video connection with full QoS and point-to-multipoint video
0 W% Z1 l5 ]3 ^: _4 o broadcasting.
5 w; i1 m2 i9 a+ {6 A8) Configurable expansion I/O connector enabling easy integration with existing host
: k9 g1 }3 O' ] systems.
& d* E1 S# p t8 b9) HCI interface to the host CPU to enable flexible application development at the host level.
+ u/ h% T9 a( W# y# i 10) Transmission of IR control signals to the video source devices from the TV location.
: o6 A6 G) \) a* h1 t' E6 I 2 Functional Specifications
The WAV3000 supports standard MPEG Transport Stream input and output in either
7 G- \: b2 |0 E! @( k0 `Parallel or Serial mode.
The Tx unit transmits the compressed MPEG TS signal to the Rx unit over the air, using the
# r/ K$ u$ |# s8 AWiViTM wireless networking technology at 5 GHz.
Supports 4.9 to 5.9 GHz frequency band and is controlled by software to comply with
# A/ h9 i! g; J: g& s M/ I4 n 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
8 X0 X, b9 N; ]" ]2 [5 D3 k 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
7 m$ t* J/ q& G# f- [% l7 l1 _0 K9 Z Mbps.
( z! K) C+ s3 } 3 System Security
% b/ C7 Q7 x3 J4 Y" UThe communication is authenticated and the media stream is encrypted to assure for
9 ^% m% K$ j9 Dprotection of copyrighted material. Flexible pairing procedure between each Tx Unit and Rx Unit
4 p1 f; e; n/ f/ E ensures private communications between each pair of units. This also allow for coexistence of
9 V6 Q4 l3 o% _3 x9 R# k multiple pairs of simultaneous operations without cross talk.
7 g* s9 V8 g! \8 R/ ^0 ^__________________________________________________________________________
% n# X$ V7 C5 d$ {9 g# VGaffer_tam@163.com
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