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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
* \/ M- d( Q' J9 k1 G Q 1) Complete transceiver design of wireless communication at 5 GHz.
6 t3 @/ r% o8 `/ {4 S; {4 e2) Supports 4.9 to 5.9 GHz frequency band and is controlled by software to comply with
( T. X: @' U' c, f different country spectrum requirements.
9 ~7 m' X P8 c, g0 R' P; \) x& E. O: C ~ 3) Dynamic frequency selection to resist interferences.
: p& F" W9 y! g8 Z: G( q 4) Close-loop power control to minimize power consumption and be a friendly neighbor to
$ G6 o. l, V& o1 Bother WLAN networks at 5 GHz.
. ^$ R J2 j5 L* E: [ 5) Secure networking to assure privacy and content rights protection.
+ u4 Q, [+ t) f6 S1 J% p6) Supports most of the digital video formats at TS layer including MPEG-2, MPEG-4,
/ b3 B+ g6 ]* W6 W( rH.264 and VC-1 (WM-9).
" q& ]) l8 b% C7 u: \7) Supports point-to-point video connection with full QoS and point-to-multipoint video
- J) ~4 M% \! Y3 L* b broadcasting.
3 g) E* U1 N( S/ R$ _% G- T 8) Configurable expansion I/O connector enabling easy integration with existing host
- t3 ~, g5 H" g+ f6 x W4 | systems.
% R0 i. Y- R# U( A3 h, S5 Y9) HCI interface to the host CPU to enable flexible application development at the host level.
" e; q7 @: B, {% |; k/ K" g 10) Transmission of IR control signals to the video source devices from the TV location.
, u* I: ]+ k7 E0 s0 O/ r2 Functional Specifications
The WAV3000 supports standard MPEG Transport Stream input and output in either
5 a+ { [4 s9 K! m) GParallel or Serial mode.
The Tx unit transmits the compressed MPEG TS signal to the Rx unit over the air, using the
! b/ Z+ |# U6 |" L z/ ?$ eWiViTM wireless networking technology at 5 GHz.
Supports 4.9 to 5.9 GHz frequency band and is controlled by software to comply with
# I8 H: l6 j. E! p7 i) I: M. ] 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
/ d' E' ~5 a3 o8 }; e 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
% ?- z. n L, V Mbps.
% ~3 w# w& @& \. X1 i3 System Security
: A' v& ?$ Z" D) x( \4 N The communication is authenticated and the media stream is encrypted to assure for
+ ]& a* \& a& wprotection of copyrighted material. Flexible pairing procedure between each Tx Unit and Rx Unit
* b' o6 M X: H5 Y# a0 c ensures private communications between each pair of units. This also allow for coexistence of
+ o7 _) B$ b$ o multiple pairs of simultaneous operations without cross talk.
! U( j7 p( _/ x* x! c5 H: V__________________________________________________________________________
7 q7 Y& L" R+ M1 F' c) z3 [( k Gaffer_tam@163.com
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