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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
, `* p: U* C2 x! s8 K1) Complete transceiver design of wireless communication at 5 GHz.
. Y$ w* ~8 l: m0 e: Q5 Z1 W2 M 2) Supports 4.9 to 5.9 GHz frequency band and is controlled by software to comply with
8 v& K8 K6 H, {8 y% Q different country spectrum requirements.
) m; T$ W: @8 K) q5 R* S: y- C 3) Dynamic frequency selection to resist interferences.
- p" B' q& @2 e& p4) Close-loop power control to minimize power consumption and be a friendly neighbor to
: r% e1 Y; F, G. u2 kother WLAN networks at 5 GHz.
7 t) L+ ]% }) q+ z& s p 5) Secure networking to assure privacy and content rights protection.
+ A, p' q3 H- h# O. ]1 I" A9 b 6) Supports most of the digital video formats at TS layer including MPEG-2, MPEG-4,
( ?- d. w- T Q2 K: t4 u H.264 and VC-1 (WM-9).
" ^5 _( B. Z0 f I7) Supports point-to-point video connection with full QoS and point-to-multipoint video
2 x! e4 i$ f1 h+ ~7 vbroadcasting.
2 S o7 w9 d i 8) Configurable expansion I/O connector enabling easy integration with existing host
5 T7 q- C3 z# O3 G( X/ wsystems.
8 N* ~( U7 \% P; S4 S+ | 9) HCI interface to the host CPU to enable flexible application development at the host level.
$ E+ I4 T6 G# q8 Q& P 10) Transmission of IR control signals to the video source devices from the TV location.
$ G/ u L( V5 `! n' N6 H2 Functional Specifications
The WAV3000 supports standard MPEG Transport Stream input and output in either
2 [: i* b c9 E1 ~; _2 c0 u Parallel or Serial mode.
The Tx unit transmits the compressed MPEG TS signal to the Rx unit over the air, using the
( {- a; B6 J) w' D3 lWiViTM wireless networking technology at 5 GHz.
Supports 4.9 to 5.9 GHz frequency band and is controlled by software to comply with
) J; L5 ^: {! v1 K 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" b7 l7 M; `5 N) V+ j4 y" 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
. H: E1 K9 Y! {* _1 ?3 r Mbps.
* B$ o6 S- q' K7 A2 G3 System Security
, p/ @; v$ Y1 c The communication is authenticated and the media stream is encrypted to assure for
0 c, m% `; |9 q w! I5 S/ ` protection of copyrighted material. Flexible pairing procedure between each Tx Unit and Rx Unit
5 p9 s) m( ~/ `9 ^5 Y ensures private communications between each pair of units. This also allow for coexistence of
% c9 r7 S2 f' ~multiple pairs of simultaneous operations without cross talk.
3 w# R) p0 H5 X( Z! H__________________________________________________________________________
8 T4 x) s/ @' S, _ Gaffer_tam@163.com
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