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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 L' {# X0 c% {) a1) Complete transceiver design of wireless communication at 5 GHz.
& ~' }. b M- L7 V2) Supports 4.9 to 5.9 GHz frequency band and is controlled by software to comply with
; A& ^/ ] H$ D% U/ Z* y7 q0 g( t different country spectrum requirements.
; \- b* M/ s- V; y6 d. x 3) Dynamic frequency selection to resist interferences.
" e4 A8 I' f; Z, R! y1 r7 P 4) Close-loop power control to minimize power consumption and be a friendly neighbor to
$ C7 j# b0 G8 p. z; F6 p, l* ]. O other WLAN networks at 5 GHz.
" N2 e r# H" e 5) Secure networking to assure privacy and content rights protection.
' }) p0 X5 g, J& g5 U2 m6) Supports most of the digital video formats at TS layer including MPEG-2, MPEG-4,
. g. Y# Y) i, ~( PH.264 and VC-1 (WM-9).
" y/ ]$ m( n, X7) Supports point-to-point video connection with full QoS and point-to-multipoint video
' S. u( k, Z' }& b: S) Jbroadcasting.
7 u( z& j" r( M' X8) Configurable expansion I/O connector enabling easy integration with existing host
6 S0 I& l: B) q! Y+ b systems.
. u7 I, Q$ z$ a& E% x9 F 9) HCI interface to the host CPU to enable flexible application development at the host level.
) O# n2 l; ], J) r4 R 10) Transmission of IR control signals to the video source devices from the TV location.
0 h" u9 r5 E; }! d/ T 2 Functional Specifications
The WAV3000 supports standard MPEG Transport Stream input and output in either
4 u, u R$ s S* H! L1 n Parallel or Serial mode.
The Tx unit transmits the compressed MPEG TS signal to the Rx unit over the air, using the
* m, {/ G1 C* ^, n% X; u3 {WiViTM wireless networking technology at 5 GHz.
Supports 4.9 to 5.9 GHz frequency band and is controlled by software to comply with
0 z4 c' {0 f* t" }9 l* c9 n 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
- u; E2 I6 }8 V. B. f 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 U/ {5 Q( ?4 UMbps.
& `# r9 k. B# a/ I6 k0 H0 s% Q$ r# G 3 System Security
5 o' ]: P$ Y" A: d5 e2 l The communication is authenticated and the media stream is encrypted to assure for
) H/ o/ M' L* t* n. eprotection of copyrighted material. Flexible pairing procedure between each Tx Unit and Rx Unit
2 z4 D) N s# M5 r$ E9 {. o ensures private communications between each pair of units. This also allow for coexistence of
8 Z/ |# ?8 G( a9 Z3 umultiple pairs of simultaneous operations without cross talk.
- A5 @" B2 \9 ] u1 U% ?9 i __________________________________________________________________________
7 _, u* Z; M! Q1 A0 P1 q Z7 Q" d Gaffer_tam@163.com
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