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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 o j+ V R0 W! V. T: O$ y7 w1) Complete transceiver design of wireless communication at 5 GHz.
6 [3 N4 v* N! f# j9 e% k2) Supports 4.9 to 5.9 GHz frequency band and is controlled by software to comply with
4 s( }# F# O( N0 e; j1 | different country spectrum requirements.
: N& Q; \- W4 D2 ]6 ~7 ^' p$ N" {3) Dynamic frequency selection to resist interferences.
: M' C! P) e1 U 4) Close-loop power control to minimize power consumption and be a friendly neighbor to
* u, n( G7 ^+ Oother WLAN networks at 5 GHz.
. ]4 s3 Z1 [) x3 K" x; S; T' ` 5) Secure networking to assure privacy and content rights protection.
! c R4 W4 z' K* ]( ~, h( G6) Supports most of the digital video formats at TS layer including MPEG-2, MPEG-4,
6 }8 g; ], ?) _( i9 K" _/ D H.264 and VC-1 (WM-9).
9 ?; v' ^5 f$ x$ Q* L: L9 ~7) Supports point-to-point video connection with full QoS and point-to-multipoint video
- q: W' {" [8 c broadcasting.
/ I- S y1 X$ ~4 \- P 8) Configurable expansion I/O connector enabling easy integration with existing host
; N @7 `9 l& r1 a( [% o8 K% K) Xsystems.
: e" U2 G6 n7 t+ s 9) HCI interface to the host CPU to enable flexible application development at the host level.
* @: j1 x6 b6 ?* O5 k10) Transmission of IR control signals to the video source devices from the TV location.
) z b& G# u: F0 f 2 Functional Specifications
The WAV3000 supports standard MPEG Transport Stream input and output in either
) _0 N/ z" u: t% p0 ]& U$ AParallel or Serial mode.
The Tx unit transmits the compressed MPEG TS signal to the Rx unit over the air, using the
3 B9 X; j+ `$ t Y, qWiViTM wireless networking technology at 5 GHz.
Supports 4.9 to 5.9 GHz frequency band and is controlled by software to comply with
! C4 @9 T7 O; |. ~! ?& xdifferent 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
2 N N+ Z( N. ?& [& q7 C0 P 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
\ q8 ?/ F2 z( q Mbps.
- D$ T( R& ?/ k 3 System Security
9 Y% R# F+ w, k, { The communication is authenticated and the media stream is encrypted to assure for
3 y9 `5 d2 w; {! N6 I; L protection of copyrighted material. Flexible pairing procedure between each Tx Unit and Rx Unit
2 V3 `8 O& Z- O! {8 _ensures private communications between each pair of units. This also allow for coexistence of
& z: T: |$ f! p/ L$ Omultiple pairs of simultaneous operations without cross talk.
) D- e! w1 z5 N1 h* p' g% _3 t __________________________________________________________________________
$ `1 I7 }) I6 aGaffer_tam@163.com
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