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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 H, @- |# I5 E% z% Y% N* t" l1) Complete transceiver design of wireless communication at 5 GHz.
' A- @) X0 b$ m" j4 F- p 2) Supports 4.9 to 5.9 GHz frequency band and is controlled by software to comply with
* U! c. y: ~; d$ C/ j% Wdifferent country spectrum requirements.
* H; O k, c0 Z' Q4 Z; [ 3) Dynamic frequency selection to resist interferences.
& O% D, l) L: W% D( d; C" ] 4) Close-loop power control to minimize power consumption and be a friendly neighbor to
- q8 \' J7 D9 r, Z z$ J6 N; C other WLAN networks at 5 GHz.
4 ~& V" D+ a4 e- z* q S& z8 C* i: g5) Secure networking to assure privacy and content rights protection.
/ D: }$ O; B/ g- a" M6) Supports most of the digital video formats at TS layer including MPEG-2, MPEG-4,
. n% H2 S; H, L8 b; z* R! `; ^1 L6 S H.264 and VC-1 (WM-9).
; F' M' z; k& j, B7) Supports point-to-point video connection with full QoS and point-to-multipoint video
) ?* ^; m5 _1 F b* d3 |8 f broadcasting.
8 B8 v0 u" K4 C2 h1 ] l/ U+ Y8 e; C 8) Configurable expansion I/O connector enabling easy integration with existing host
+ C' Q: g" Q) C" G# u5 |systems.
1 x8 F* ^6 p' X3 `) z! q9) HCI interface to the host CPU to enable flexible application development at the host level.
) ]5 x! ^3 d/ `9 a* g- e. Z! @* a( S 10) Transmission of IR control signals to the video source devices from the TV location.
: G U* u* s' y: b. S4 S1 o7 P0 v 2 Functional Specifications
The WAV3000 supports standard MPEG Transport Stream input and output in either
4 ^9 N4 A( X4 @# @' o Parallel or Serial mode.
The Tx unit transmits the compressed MPEG TS signal to the Rx unit over the air, using the
! H3 P& W K) [# _% Z+ pWiViTM wireless networking technology at 5 GHz.
Supports 4.9 to 5.9 GHz frequency band and is controlled by software to comply with
8 Y. C) ~$ i0 Q* _- h+ N" Pdifferent 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
) A8 v# I% d2 z. z' y2 O" ~0 R) W; ]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
9 J3 G4 m+ |+ y) y* | Mbps.
) V3 T5 H6 j+ W; n( H# h3 System Security
0 j0 ]( t9 E# q" @2 a$ t$ c8 y The communication is authenticated and the media stream is encrypted to assure for
/ Y' E8 ~# |: @4 q/ L1 @5 Kprotection of copyrighted material. Flexible pairing procedure between each Tx Unit and Rx Unit
+ \4 z% @/ P9 _4 [; K0 x6 H$ @ensures private communications between each pair of units. This also allow for coexistence of
. ]2 s2 m2 a% K7 }5 v q multiple pairs of simultaneous operations without cross talk.
9 S1 u, j9 f: |9 H* R __________________________________________________________________________
; G7 M8 f9 N- `( Q5 y& fGaffer_tam@163.com
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