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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
9 A. t/ `# j! W' _& q. L, K) V1) Complete transceiver design of wireless communication at 5 GHz.
) K9 h/ Q* R! v9 D 2) Supports 4.9 to 5.9 GHz frequency band and is controlled by software to comply with
. y6 m7 l- Q% r: U& P; Sdifferent country spectrum requirements.
8 B1 Y3 {1 l7 M" v 3) Dynamic frequency selection to resist interferences.
1 Z# n4 t) C2 r. Z1 h: T* H2 o4) Close-loop power control to minimize power consumption and be a friendly neighbor to
5 j( Q# P9 Y5 E0 I other WLAN networks at 5 GHz.
: }0 V+ M5 x3 p 5) Secure networking to assure privacy and content rights protection.
! c: ]+ d p. N5 y4 x% a6 J( v" c 6) Supports most of the digital video formats at TS layer including MPEG-2, MPEG-4,
7 |# V$ l# M5 `' K; J2 _0 O# k H.264 and VC-1 (WM-9).
6 w! W( C, v/ i+ X7) Supports point-to-point video connection with full QoS and point-to-multipoint video
% M" v! |( g5 [9 D0 Obroadcasting.
- {7 s/ w# S0 H+ `3 l; P+ s 8) Configurable expansion I/O connector enabling easy integration with existing host
, A5 l1 a1 f% v systems.
2 ~+ z" ^4 J8 Z1 } 9) HCI interface to the host CPU to enable flexible application development at the host level.
: H* K: x# U1 ]1 Y1 Z% z/ O- } 10) Transmission of IR control signals to the video source devices from the TV location.
6 \3 T8 R4 p" b* P2 Functional Specifications
The WAV3000 supports standard MPEG Transport Stream input and output in either
* l! I, J& b# C! v Parallel or Serial mode.
The Tx unit transmits the compressed MPEG TS signal to the Rx unit over the air, using the
8 L. [* [$ P& ] WiViTM wireless networking technology at 5 GHz.
Supports 4.9 to 5.9 GHz frequency band and is controlled by software to comply with
) n* u" O: f2 s9 I8 b G 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
( g5 k% g8 n# n% T5 C 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
Y: O2 @& `4 P) o+ U3 x8 ?Mbps.
' g1 i; f; e, ~- t' `3 System Security
3 w6 e' Z7 o; g/ o5 _& VThe communication is authenticated and the media stream is encrypted to assure for
# {6 ]) h4 o Gprotection of copyrighted material. Flexible pairing procedure between each Tx Unit and Rx Unit
% P/ @8 Q7 C- K1 R ensures private communications between each pair of units. This also allow for coexistence of
& i4 u! l* b; [) _9 z( o multiple pairs of simultaneous operations without cross talk.
4 p: @% d* W% Y% [9 l__________________________________________________________________________
" O4 P9 U0 f8 \- P# ?- S3 y2 lGaffer_tam@163.com
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