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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
/ q; K5 ?' G: H( O' T4 n8 Z 1) Complete transceiver design of wireless communication at 5 GHz.
( ~, o% h3 v3 V. u2 ^. S 2) Supports 4.9 to 5.9 GHz frequency band and is controlled by software to comply with
, f- l) S. T- f: _; @different country spectrum requirements.
k6 e% U; u v/ Y& @6 U 3) Dynamic frequency selection to resist interferences.
/ q. `' k, n' }6 c" r 4) Close-loop power control to minimize power consumption and be a friendly neighbor to
! {9 q6 g9 u4 Z0 k4 ^/ jother WLAN networks at 5 GHz.
3 Z6 D' I' U/ [1 s n8 q. W5) Secure networking to assure privacy and content rights protection.
' W# i% \9 l/ `5 K6) Supports most of the digital video formats at TS layer including MPEG-2, MPEG-4,
8 D5 ^. @9 z) Q0 p7 oH.264 and VC-1 (WM-9).
: \. q& u. U0 T% i% f4 [ {7 p 7) Supports point-to-point video connection with full QoS and point-to-multipoint video
x: r8 v; J2 U broadcasting.
, u. C0 G6 L. \; c, h( ?8) Configurable expansion I/O connector enabling easy integration with existing host
8 R* h- ]5 T; csystems.
9 K; W0 V/ |/ z3 p+ i, N: m% ?$ o; M 9) HCI interface to the host CPU to enable flexible application development at the host level.
- |. M* S/ n; E6 q1 W! |4 Z' U10) Transmission of IR control signals to the video source devices from the TV location.
8 d: ?, Y, Q0 a. B; z) F0 ~7 y 2 Functional Specifications
The WAV3000 supports standard MPEG Transport Stream input and output in either
5 L7 {& c( T: M% N# uParallel or Serial mode.
The Tx unit transmits the compressed MPEG TS signal to the Rx unit over the air, using the
$ _. }% w# J0 C8 {* r6 I WiViTM wireless networking technology at 5 GHz.
Supports 4.9 to 5.9 GHz frequency band and is controlled by software to comply with
' Q. \ z% S) p/ O" {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
z' O+ P4 M% P8 H$ v: r0 N7 \ 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
' T d! c$ A# q) } Mbps.
2 W9 _) ?1 s7 M- f# P 3 System Security
/ |* [. G4 K& m9 Q0 \/ M0 b6 V3 Y The communication is authenticated and the media stream is encrypted to assure for
9 _: \8 [ L9 Pprotection of copyrighted material. Flexible pairing procedure between each Tx Unit and Rx Unit
$ o6 c! \! m- Q1 _ensures private communications between each pair of units. This also allow for coexistence of
" _8 F$ M& y! J( z% t multiple pairs of simultaneous operations without cross talk.
8 f' G E6 H+ d __________________________________________________________________________
! h9 Y5 H3 U2 V' H( |3 U" i, p Gaffer_tam@163.com
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