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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
' A' [8 K! W" p$ r9 J8 Q 1) Complete transceiver design of wireless communication at 5 GHz.
6 t3 C" ^: T- y6 G2) Supports 4.9 to 5.9 GHz frequency band and is controlled by software to comply with
! B" P, Y& ~; u: h7 l different country spectrum requirements.
( q. U0 |8 F n# U( F0 k* a3) Dynamic frequency selection to resist interferences.
( k, O: [" j+ |; b, e 4) Close-loop power control to minimize power consumption and be a friendly neighbor to
0 e6 y2 h; J+ a' f: |1 ^+ ]other WLAN networks at 5 GHz.
4 E3 I/ r. z) a, t2 c 5) Secure networking to assure privacy and content rights protection.
4 R# O* l% `6 s3 `" | 6) Supports most of the digital video formats at TS layer including MPEG-2, MPEG-4,
" g+ R: n4 \4 C& `' S H.264 and VC-1 (WM-9).
% n* m1 t/ W6 p e/ I7) Supports point-to-point video connection with full QoS and point-to-multipoint video
+ G! s7 M# B @# _9 ~1 B3 A, {/ qbroadcasting.
4 y4 q- q& o$ K; Z, k6 |3 W 8) Configurable expansion I/O connector enabling easy integration with existing host
$ G4 H9 @7 d+ W1 ~- a systems.
3 A8 S4 U6 H% V9) HCI interface to the host CPU to enable flexible application development at the host level.
0 i/ K L& `! X% c. r10) Transmission of IR control signals to the video source devices from the TV location.
7 n0 q, i. d% `2 [, {4 P2 Functional Specifications
The WAV3000 supports standard MPEG Transport Stream input and output in either
2 x- u& S2 C% b" @Parallel or Serial mode.
The Tx unit transmits the compressed MPEG TS signal to the Rx unit over the air, using the
9 [0 Z( O* s% p( D2 b( n WiViTM wireless networking technology at 5 GHz.
Supports 4.9 to 5.9 GHz frequency band and is controlled by software to comply with
" @! y& N8 p- s 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
6 A9 U) v" g" q+ {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
1 i/ W& w% O7 O! {; rMbps.
8 y# Z. d; J1 s7 v7 T/ t( q' S* d3 X3 u 3 System Security
- C; z6 Y9 T7 E$ z8 P The communication is authenticated and the media stream is encrypted to assure for
X+ W3 l# E& G) A3 V: f protection of copyrighted material. Flexible pairing procedure between each Tx Unit and Rx Unit
- U- t) Q, v3 }. lensures private communications between each pair of units. This also allow for coexistence of
% ~5 @& |* @- O; o3 V6 P6 [multiple pairs of simultaneous operations without cross talk.
5 d# Q+ _( p2 K__________________________________________________________________________
$ }' I6 V: R$ b! g ?) o8 @- ]Gaffer_tam@163.com
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