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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) P, M* m% i% ? 1) Complete transceiver design of wireless communication at 5 GHz.
$ t8 u& c3 c% a0 @; C; h6 E3 z2) Supports 4.9 to 5.9 GHz frequency band and is controlled by software to comply with
& M# C$ A6 r% t& [. z4 ^1 I0 `1 K different country spectrum requirements.
. ~2 l/ J! A: K' | 3) Dynamic frequency selection to resist interferences.
4 o' S( a: l+ C+ `: k2 t/ N! _4) Close-loop power control to minimize power consumption and be a friendly neighbor to
8 H- [8 i5 L+ D0 B0 T( l! Y" d; x other WLAN networks at 5 GHz.
9 m/ |: e0 C h' ?# z 5) Secure networking to assure privacy and content rights protection.
% _$ R: n0 O3 v' f$ f8 ]) f6) Supports most of the digital video formats at TS layer including MPEG-2, MPEG-4,
2 W4 ?3 i4 `) ^ X5 J4 cH.264 and VC-1 (WM-9).
1 c; {: ~" j. w* u7 Z1 S, i' ^ 7) Supports point-to-point video connection with full QoS and point-to-multipoint video
9 g# m6 U2 E6 z- fbroadcasting.
! w* Q* o- |2 E5 M9 k$ q& A b8) Configurable expansion I/O connector enabling easy integration with existing host
9 \ ^$ A8 U9 i9 S( `4 w1 I: Usystems.
0 S, B1 I" F2 [& ^& {, @- C* f9) HCI interface to the host CPU to enable flexible application development at the host level.
/ E8 \2 ~8 H; \) e5 v0 f 10) Transmission of IR control signals to the video source devices from the TV location.
" y, Z0 Y2 M* s9 t 2 Functional Specifications
The WAV3000 supports standard MPEG Transport Stream input and output in either
4 d: A3 ^: n, R. R$ A3 ?5 t3 } Parallel or Serial mode.
The Tx unit transmits the compressed MPEG TS signal to the Rx unit over the air, using the
. R4 o6 z: e9 b' @3 u) |5 {WiViTM wireless networking technology at 5 GHz.
Supports 4.9 to 5.9 GHz frequency band and is controlled by software to comply with
5 N0 A4 A! L5 v2 I; P, x Y5 w 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
+ h, [6 { F: [: q+ a+ g5 ipower 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# h! E" K6 D Mbps.
, J0 Z' N3 p7 {9 a/ Y7 U3 System Security
: J" c" z' O4 ~The communication is authenticated and the media stream is encrypted to assure for
- J$ C$ m' ?1 T$ e1 M8 y: H protection of copyrighted material. Flexible pairing procedure between each Tx Unit and Rx Unit
5 F3 |- j8 @, G2 K- Rensures private communications between each pair of units. This also allow for coexistence of
8 A, |" {6 j/ H) Y! Z- i) cmultiple pairs of simultaneous operations without cross talk.
3 ~2 M& r. n/ }, V% N __________________________________________________________________________
8 }' c/ P7 Q! f' @/ K Gaffer_tam@163.com
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